[gdm/multi-stack: 10/35] Store multiple conversations in the session



commit 9c4dda8ccab58f2873d0cdd48e196037cd4c4175
Author: Ray Strode <rstrode redhat com>
Date:   Fri Jan 16 15:18:31 2009 -0500

    Store multiple conversations in the session
    
    We keep multiple conversations in the session now, keyed off of
    PAM service is at the other end.  Much of the guts still
    only operate on the first conversation added though.

 daemon/gdm-factory-slave.c               |   69 +++-
 daemon/gdm-greeter-server.c              |  134 ++++++--
 daemon/gdm-greeter-server.h              |   19 +-
 daemon/gdm-product-slave.c               |  264 +++++++++++---
 daemon/gdm-session-direct.c              |  585 ++++++++++++++++++++----------
 daemon/gdm-session-private.h             |   28 ++-
 daemon/gdm-session-relay.c               |  135 ++++++--
 daemon/gdm-session-worker.c              |   27 ++
 daemon/gdm-session.c                     |  203 +++++++----
 daemon/gdm-session.h                     |   60 +++-
 daemon/gdm-simple-slave.c                |  114 +++++--
 daemon/test-session.c                    |   22 +-
 gui/simple-greeter/gdm-greeter-client.c  |  188 ++++++++--
 gui/simple-greeter/gdm-greeter-client.h  |   16 +-
 gui/simple-greeter/gdm-greeter-session.c |   11 +-
 15 files changed, 1394 insertions(+), 481 deletions(-)
---
diff --git a/daemon/gdm-factory-slave.c b/daemon/gdm-factory-slave.c
index f30664f..653cb18 100644
--- a/daemon/gdm-factory-slave.c
+++ b/daemon/gdm-factory-slave.c
@@ -144,45 +144,49 @@ on_greeter_session_died (GdmGreeterSession    *greeter,
 
 static void
 on_session_info (GdmSession      *session,
+                 const char      *service_name,
                  const char      *text,
                  GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: Info: %s", text);
-        gdm_greeter_server_info (slave->priv->greeter_server, text);
+        gdm_greeter_server_info (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_problem (GdmSession      *session,
+                    const char      *service_name,
                     const char      *text,
                     GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: Problem: %s", text);
-        gdm_greeter_server_problem (slave->priv->greeter_server, text);
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_info_query (GdmSession      *session,
+                       const char      *service_name,
                        const char      *text,
                        GdmFactorySlave *slave)
 {
 
         g_debug ("GdmFactorySlave: Info query: %s", text);
-        gdm_greeter_server_info_query (slave->priv->greeter_server, text);
+        gdm_greeter_server_info_query (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_secret_info_query (GdmSession      *session,
+                              const char      *service_name,
                               const char      *text,
                               GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: Secret info query: %s", text);
-        gdm_greeter_server_secret_info_query (slave->priv->greeter_server, text);
+        gdm_greeter_server_secret_info_query (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_conversation_started (GdmSession      *session,
-                                 GdmFactorySlave *slave,
-                                 const char      *service_name)
+                                 const char      *service_name,
+                                 GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: session conversation started");
 
@@ -192,17 +196,19 @@ on_session_conversation_started (GdmSession      *session,
 
 static void
 on_session_setup_complete (GdmSession      *session,
+                           const char      *service_name,
                            GdmFactorySlave *slave)
 {
-        gdm_session_authenticate (session);
+        gdm_session_authenticate (session, service_name);
 }
 
 static void
 on_session_setup_failed (GdmSession      *session,
+                         const char      *service_name,
                          const char      *message,
                          GdmFactorySlave *slave)
 {
-        gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to initialize login system"));
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, _("Unable to initialize login system"));
 
         queue_greeter_reset (slave);
 }
@@ -224,23 +230,26 @@ on_session_reset_failed (GdmSession      *session,
 
 static void
 on_session_authenticated (GdmSession      *session,
+                          const char      *service_name,
                           GdmFactorySlave *slave)
 {
-        gdm_session_authorize (session);
+        gdm_session_authorize (session, service_name);
 }
 
 static void
 on_session_authentication_failed (GdmSession      *session,
+                                  const char      *service_name,
                                   const char      *message,
                                   GdmFactorySlave *slave)
 {
-        gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to authenticate user"));
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, _("Unable to authenticate user"));
 
         queue_greeter_reset (slave);
 }
 
 static void
 on_session_authorized (GdmSession      *session,
+                       const char      *service_name,
                        GdmFactorySlave *slave)
 {
         int flag;
@@ -248,60 +257,65 @@ on_session_authorized (GdmSession      *session,
         /* FIXME: check for migration? */
         flag = GDM_SESSION_CRED_ESTABLISH;
 
-        gdm_session_accredit (session, flag);
+        gdm_session_accredit (session, service_name, flag);
 }
 
 static void
 on_session_authorization_failed (GdmSession      *session,
+                                 const char      *service_name,
                                  const char      *message,
                                  GdmFactorySlave *slave)
 {
-        gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to authorize user"));
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, _("Unable to authorize user"));
 
         queue_greeter_reset (slave);
 }
 
 static void
 on_session_accredited (GdmSession      *session,
+                       const char      *service_name,
                        GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave:  session user verified");
 
-        gdm_session_open_session (session);
+        gdm_session_open_session (session, service_name);
 }
 
 static void
 on_session_accreditation_failed (GdmSession      *session,
+                                 const char      *service_name,
                                  const char      *message,
                                  GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: could not successfully authenticate user: %s",
                  message);
 
-        gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to establish credentials"));
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, _("Unable to establish credentials"));
 
         queue_greeter_reset (slave);
 }
 
 static void
 on_session_opened (GdmSession      *session,
+                   const char      *service_name,
                    GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: session opened");
 
-        gdm_session_start_session (session);
+        gdm_session_start_session (session, service_name);
 
         gdm_greeter_server_reset (slave->priv->greeter_server);
 }
 
 static void
 on_session_open_failed (GdmSession      *session,
+                        const char      *service_name,
                         const char      *message,
                         GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: could not open session: %s", message);
 
-        gdm_greeter_server_problem (slave->priv->greeter_server, _("Unable to open session"));
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, _("Unable to open session"));
 
         queue_greeter_reset (slave);
 }
@@ -390,37 +404,48 @@ on_session_relay_connected (GdmSessionRelay *session,
                             GdmFactorySlave *slave)
 {
         g_debug ("GdmFactorySlave: Relay Connected");
+}
+
+static void
+on_greeter_start_conversation (GdmGreeterServer *greeter_server,
+                               const char       *service_name,
+                               GdmFactorySlave  *slave)
+{
+        g_debug ("GdmFactorySlave: start conversation");
 
-        gdm_session_start_conversation (GDM_SESSION (slave->priv->session), "gdm");
+        gdm_session_start_conversation (GDM_SESSION (slave->priv->session), service_name);
 }
 
 static void
 on_greeter_begin_verification (GdmGreeterServer *greeter_server,
+                               const char       *service_name,
                                GdmFactorySlave  *slave)
 {
         g_debug ("GdmFactorySlave: begin verification");
         gdm_session_setup (GDM_SESSION (slave->priv->session),
-                           "gdm");
+                           service_name);
 }
 
 static void
 on_greeter_begin_verification_for_user (GdmGreeterServer *greeter_server,
+                                        const char       *service_name,
                                         const char       *username,
                                         GdmFactorySlave  *slave)
 {
         g_debug ("GdmFactorySlave: begin verification for user");
         gdm_session_setup_for_user (GDM_SESSION (slave->priv->session),
-                                    "gdm",
+                                    service_name,
                                     username);
 }
 
 static void
 on_greeter_answer (GdmGreeterServer *greeter_server,
+                   const char       *service_name,
                    const char       *text,
                    GdmFactorySlave  *slave)
 {
         g_debug ("GdmFactorySlave: Greeter answer");
-        gdm_session_answer_query (GDM_SESSION (slave->priv->session), text);
+        gdm_session_answer_query (GDM_SESSION (slave->priv->session), service_name, text);
 }
 
 static void
@@ -520,6 +545,10 @@ run_greeter (GdmFactorySlave *slave)
 
         slave->priv->greeter_server = gdm_greeter_server_new (display_id);
         g_signal_connect (slave->priv->greeter_server,
+                          "start-conversation",
+                          G_CALLBACK (on_greeter_start_conversation),
+                          slave);
+        g_signal_connect (slave->priv->greeter_server,
                           "begin-verification",
                           G_CALLBACK (on_greeter_begin_verification),
                           slave);
diff --git a/daemon/gdm-greeter-server.c b/daemon/gdm-greeter-server.c
index 03ecfca..50e4193 100644
--- a/daemon/gdm-greeter-server.c
+++ b/daemon/gdm-greeter-server.c
@@ -44,6 +44,7 @@
 #include <dbus/dbus-glib-lowlevel.h>
 
 #include "gdm-common.h"
+#include "gdm-marshal.h"
 #include "gdm-greeter-server.h"
 
 #define GDM_GREETER_SERVER_DBUS_PATH      "/org/gnome/DisplayManager/GreeterServer"
@@ -157,6 +158,46 @@ send_dbus_string_and_int_signal (GdmGreeterServer *greeter_server,
 }
 
 static void
+send_dbus_string_string_signal (GdmGreeterServer *greeter_server,
+                                const char       *name,
+                                const char       *text1,
+                                const char       *text2)
+{
+        DBusMessage    *message;
+        DBusMessageIter iter;
+        const char     *str;
+
+        g_return_if_fail (greeter_server != NULL);
+
+        message = dbus_message_new_signal (GDM_GREETER_SERVER_DBUS_PATH,
+                                           GDM_GREETER_SERVER_DBUS_INTERFACE,
+                                           name);
+
+        dbus_message_iter_init_append (message, &iter);
+
+        if (text1 != NULL) {
+                str = text1;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &str);
+
+        if (text2 != NULL) {
+                str = text2;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &str);
+
+        g_debug ("GreeterServer: Sending %s (%s)", name, str);
+        if (! send_dbus_message (greeter_server->priv->greeter_connection, message)) {
+                g_debug ("GreeterServer: Could not send %s signal", name);
+        }
+
+        dbus_message_unref (message);
+}
+
+static void
 send_dbus_string_signal (GdmGreeterServer *greeter_server,
                          const char       *name,
                          const char       *text)
@@ -209,34 +250,38 @@ send_dbus_void_signal (GdmGreeterServer *greeter_server,
 
 gboolean
 gdm_greeter_server_info_query (GdmGreeterServer *greeter_server,
+                               const char       *service_name,
                                const char       *text)
 {
-        send_dbus_string_signal (greeter_server, "InfoQuery", text);
+        send_dbus_string_string_signal (greeter_server, "InfoQuery", service_name, text);
 
         return TRUE;
 }
 
 gboolean
 gdm_greeter_server_secret_info_query (GdmGreeterServer *greeter_server,
+                                      const char       *service_name,
                                       const char       *text)
 {
-        send_dbus_string_signal (greeter_server, "SecretInfoQuery", text);
+        send_dbus_string_string_signal (greeter_server, "SecretInfoQuery", service_name, text);
         return TRUE;
 }
 
 gboolean
 gdm_greeter_server_info (GdmGreeterServer *greeter_server,
+                         const char       *service_name,
                          const char       *text)
 {
-        send_dbus_string_signal (greeter_server, "Info", text);
+        send_dbus_string_string_signal (greeter_server, "Info", service_name, text);
         return TRUE;
 }
 
 gboolean
 gdm_greeter_server_problem (GdmGreeterServer *greeter_server,
+                            const char       *service_name,
                             const char       *text)
 {
-        send_dbus_string_signal (greeter_server, "Problem", text);
+        send_dbus_string_string_signal (greeter_server, "Problem", service_name, text);
         return TRUE;
 }
 
@@ -262,6 +307,14 @@ gdm_greeter_server_ready (GdmGreeterServer *greeter_server,
         return TRUE;
 }
 
+gboolean
+gdm_greeter_server_conversation_stopped (GdmGreeterServer *greeter_server,
+                                         const char       *service_name)
+{
+        send_dbus_string_signal (greeter_server, "ConversationStopped", service_name);
+        return TRUE;
+}
+
 void
 gdm_greeter_server_selected_user_changed (GdmGreeterServer *greeter_server,
                                           const char       *username)
@@ -299,9 +352,10 @@ gdm_greeter_server_request_timed_login (GdmGreeterServer *greeter_server,
 }
 
 void
-gdm_greeter_server_user_authorized (GdmGreeterServer *greeter_server)
+gdm_greeter_server_user_authorized (GdmGreeterServer *greeter_server,
+                                    const char       *service_name)
 {
-        send_dbus_void_signal (greeter_server, "UserAuthorized");
+        send_dbus_string_signal (greeter_server, "UserAuthorized", service_name);
 }
 
 /* Note: Use abstract sockets like dbus does by default on Linux. Abstract
@@ -366,6 +420,16 @@ handle_begin_verification (GdmGreeterServer *greeter_server,
                            DBusMessage      *message)
 {
         DBusMessage *reply;
+        DBusError    error;
+        const char  *service_name;
+
+        dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GreeterServer: BeginVerification");
 
@@ -373,7 +437,7 @@ handle_begin_verification (GdmGreeterServer *greeter_server,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        g_signal_emit (greeter_server, signals [BEGIN_VERIFICATION], 0);
+        g_signal_emit (greeter_server, signals [BEGIN_VERIFICATION], 0, service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -387,7 +451,6 @@ handle_begin_auto_login (GdmGreeterServer *greeter_server,
         DBusError    error;
         const char  *text;
 
-
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
                                      DBUS_TYPE_STRING, &text,
@@ -414,13 +477,16 @@ handle_begin_verification_for_user (GdmGreeterServer *greeter_server,
         DBusMessage *reply;
         DBusError    error;
         const char  *text;
+        const char  *service_name;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
         }
+        dbus_error_free (&error);
 
         g_debug ("GreeterServer: BeginVerificationForUser for '%s'", text);
 
@@ -428,7 +494,7 @@ handle_begin_verification_for_user (GdmGreeterServer *greeter_server,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        g_signal_emit (greeter_server, signals [BEGIN_VERIFICATION_FOR_USER], 0, text);
+        g_signal_emit (greeter_server, signals [BEGIN_VERIFICATION_FOR_USER], 0, service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -441,13 +507,16 @@ handle_answer_query (GdmGreeterServer *greeter_server,
         DBusMessage *reply;
         DBusError    error;
         const char  *text;
+        const char  *service_name;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
         }
+        dbus_error_free (&error);
 
         g_debug ("GreeterServer: AnswerQuery");
 
@@ -455,7 +524,7 @@ handle_answer_query (GdmGreeterServer *greeter_server,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        g_signal_emit (greeter_server, signals [QUERY_ANSWER], 0, text);
+        g_signal_emit (greeter_server, signals [QUERY_ANSWER], 0, service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -652,9 +721,11 @@ handle_start_session_when_ready (GdmGreeterServer *greeter_server,
         DBusMessage *reply;
         DBusError    error;
         gboolean     should_start_session;
+        char        *service_name;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_BOOLEAN, &should_start_session,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -668,9 +739,9 @@ handle_start_session_when_ready (GdmGreeterServer *greeter_server,
         dbus_message_unref (reply);
 
         if (should_start_session) {
-                g_signal_emit (greeter_server, signals [START_SESSION_WHEN_READY], 0);
+                g_signal_emit (greeter_server, signals [START_SESSION_WHEN_READY], 0, service_name);
         } else {
-                g_signal_emit (greeter_server, signals [START_SESSION_LATER] ,0);
+                g_signal_emit (greeter_server, signals [START_SESSION_LATER] ,0, service_name);
         }
 
         return DBUS_HANDLER_RESULT_HANDLED;
@@ -742,14 +813,20 @@ do_introspect (DBusConnection *connection,
                                "    <method name=\"StartConversation\">\n"
                                "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "    </method>\n"
+                               "    <method name=\"StopConversation\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
+                               "    </method>\n"
                                "    <method name=\"BeginVerification\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "    </method>\n"
                                "    <method name=\"BeginTimedLogin\">\n"
                                "    </method>\n"
                                "    <method name=\"BeginVerificationForUser\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"username\" direction=\"in\" type=\"s\"/>\n"
                                "    </method>\n"
                                "    <method name=\"AnswerQuery\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"text\" direction=\"in\" type=\"s\"/>\n"
                                "    </method>\n"
                                "    <method name=\"SelectSession\">\n"
@@ -772,18 +849,23 @@ do_introspect (DBusConnection *connection,
                                "      <arg name=\"id\" direction=\"out\" type=\"o\"/>\n"
                                "    </method>\n"
                                "    <method name=\"StartSessionWhenReady\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"should_start_session\" type=\"b\"/>\n"
                                "    </method>\n"
                                "    <signal name=\"Info\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"text\" type=\"s\"/>\n"
                                "    </signal>\n"
                                "    <signal name=\"Problem\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"text\" type=\"s\"/>\n"
                                "    </signal>\n"
                                "    <signal name=\"InfoQuery\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"text\" type=\"s\"/>\n"
                                "    </signal>\n"
                                "    <signal name=\"SecretInfoQuery\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "      <arg name=\"text\" type=\"s\"/>\n"
                                "    </signal>\n"
                                "    <signal name=\"SelectedUserChanged\">\n"
@@ -805,11 +887,15 @@ do_introspect (DBusConnection *connection,
                                "    <signal name=\"Ready\">\n"
                                "      <arg name=\"service-name\" type=\"s\"/>\n"
                                "    </signal>\n"
+                               "    <signal name=\"ConversationStopped\">\n"
+                               "      <arg name=\"service-name\" type=\"s\"/>\n"
+                               "    </signal>\n"
                                "    <signal name=\"Reset\">\n"
                                "    </signal>\n"
                                "    <signal name=\"AuthenticationFailed\">\n"
                                "    </signal>\n"
                                "    <signal name=\"UserAuthorized\">\n"
+                               "      <arg name=\"service_name\" direction=\"in\" type=\"s\"/>\n"
                                "    </signal>\n"
                                "  </interface>\n");
 
@@ -1185,9 +1271,9 @@ gdm_greeter_server_class_init (GdmGreeterServerClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterServerClass, begin_verification),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
         signals [BEGIN_AUTO_LOGIN] =
                 g_signal_new ("begin-auto-login",
                               G_OBJECT_CLASS_TYPE (object_class),
@@ -1206,10 +1292,10 @@ gdm_greeter_server_class_init (GdmGreeterServerClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterServerClass, begin_verification_for_user),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [QUERY_ANSWER] =
                 g_signal_new ("query-answer",
                               G_OBJECT_CLASS_TYPE (object_class),
@@ -1217,10 +1303,10 @@ gdm_greeter_server_class_init (GdmGreeterServerClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterServerClass, query_answer),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [SESSION_SELECTED] =
                 g_signal_new ("session-selected",
                               G_OBJECT_CLASS_TYPE (object_class),
@@ -1314,9 +1400,9 @@ gdm_greeter_server_class_init (GdmGreeterServerClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterServerClass, start_session_when_ready),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
 
         signals [START_SESSION_LATER] =
                 g_signal_new ("start-session-later",
@@ -1325,9 +1411,9 @@ gdm_greeter_server_class_init (GdmGreeterServerClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterServerClass, start_session_later),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
 }
 
 static void
diff --git a/daemon/gdm-greeter-server.h b/daemon/gdm-greeter-server.h
index 7e2424a..5af32fd 100644
--- a/daemon/gdm-greeter-server.h
+++ b/daemon/gdm-greeter-server.h
@@ -48,10 +48,13 @@ typedef struct
         void (* start_conversation)         (GdmGreeterServer  *greeter_server,
                                              const char        *service_name);
         void (* begin_auto_login)           (GdmGreeterServer  *greeter_server);
-        void (* begin_verification)         (GdmGreeterServer  *greeter_server);
+        void (* begin_verification)         (GdmGreeterServer  *greeter_server,
+                                             const char        *service_name);
         void (* begin_verification_for_user)(GdmGreeterServer  *greeter_server,
+                                             const char        *service_name,
                                              const char        *username);
         void (* query_answer)               (GdmGreeterServer  *greeter_server,
+                                             const char        *service_name,
                                              const char        *text);
         void (* session_selected)           (GdmGreeterServer  *greeter_server,
                                              const char        *name);
@@ -66,7 +69,8 @@ typedef struct
         void (* cancelled)                  (GdmGreeterServer  *greeter_server);
         void (* connected)                  (GdmGreeterServer  *greeter_server);
         void (* disconnected)               (GdmGreeterServer  *greeter_server);
-        void (* start_session_when_ready)   (GdmGreeterServer  *greeter_server);
+        void (* start_session_when_ready)   (GdmGreeterServer  *greeter_server,
+                                             const char        *service_name);
         void (* start_session_later)        (GdmGreeterServer  *greeter_server);
 } GdmGreeterServerClass;
 
@@ -77,19 +81,24 @@ gboolean            gdm_greeter_server_start                 (GdmGreeterServer *
 gboolean            gdm_greeter_server_stop                  (GdmGreeterServer *greeter_server);
 char *              gdm_greeter_server_get_address           (GdmGreeterServer *greeter_server);
 
-
 gboolean            gdm_greeter_server_info_query            (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name,
                                                               const char       *text);
 gboolean            gdm_greeter_server_secret_info_query     (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name,
                                                               const char       *text);
 gboolean            gdm_greeter_server_info                  (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name,
                                                               const char       *text);
 gboolean            gdm_greeter_server_problem               (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name,
                                                               const char       *text);
 gboolean            gdm_greeter_server_authentication_failed (GdmGreeterServer *greeter_server);
 gboolean            gdm_greeter_server_reset                 (GdmGreeterServer *greeter_server);
 gboolean            gdm_greeter_server_ready                 (GdmGreeterServer *greeter_server,
                                                               const char       *service_name);
+gboolean            gdm_greeter_server_conversation_stopped  (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name);
 void                gdm_greeter_server_selected_user_changed (GdmGreeterServer *greeter_server,
                                                               const char       *text);
 void                gdm_greeter_server_default_language_name_changed (GdmGreeterServer *greeter_server,
@@ -102,8 +111,8 @@ void                gdm_greeter_server_default_session_name_changed (GdmGreeterS
 void                gdm_greeter_server_request_timed_login   (GdmGreeterServer *greeter_server,
                                                               const char       *username,
                                                               int               delay);
-void                gdm_greeter_server_user_authorized       (GdmGreeterServer *greeter_server);
-
+void                gdm_greeter_server_user_authorized       (GdmGreeterServer *greeter_server,
+                                                              const char       *service_name);
 
 G_END_DECLS
 
diff --git a/daemon/gdm-product-slave.c b/daemon/gdm-product-slave.c
index 9be89b4..607bbc6 100644
--- a/daemon/gdm-product-slave.c
+++ b/daemon/gdm-product-slave.c
@@ -79,6 +79,8 @@ struct GdmProductSlavePrivate
 
         DBusGProxy       *product_display_proxy;
         DBusGConnection  *connection;
+
+        char             *start_session_service_name;
 };
 
 enum {
@@ -93,6 +95,68 @@ static void     gdm_product_slave_finalize      (GObject             *object);
 G_DEFINE_TYPE (GdmProductSlave, gdm_product_slave, GDM_TYPE_SLAVE)
 
 static gboolean
+send_dbus_string_string_method (DBusConnection *connection,
+                                const char     *method,
+                                const char     *payload1,
+                                const char     *payload2)
+{
+        DBusError       error;
+        DBusMessage    *message;
+        DBusMessage    *reply;
+        DBusMessageIter iter;
+        const char     *str;
+
+        g_debug ("GdmProductSlave: Calling %s", method);
+        message = dbus_message_new_method_call (NULL,
+                                                RELAY_SERVER_DBUS_PATH,
+                                                RELAY_SERVER_DBUS_INTERFACE,
+                                                method);
+        if (message == NULL) {
+                g_warning ("Couldn't allocate the D-Bus message");
+                return FALSE;
+        }
+
+        dbus_message_iter_init_append (message, &iter);
+
+        if (payload1 != NULL) {
+                str = payload1;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter,
+                                        DBUS_TYPE_STRING,
+                                        &str);
+        if (payload2 != NULL) {
+                str = payload2;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter,
+                                        DBUS_TYPE_STRING,
+                                        &str);
+        dbus_error_init (&error);
+        reply = dbus_connection_send_with_reply_and_block (connection,
+                                                           message,
+                                                           -1,
+                                                           &error);
+
+        dbus_message_unref (message);
+
+        if (dbus_error_is_set (&error)) {
+                g_warning ("%s %s raised: %s\n",
+                           method,
+                           error.name,
+                           error.message);
+                return FALSE;
+        }
+        if (reply != NULL) {
+                dbus_message_unref (reply);
+        }
+        dbus_connection_flush (connection);
+
+        return TRUE;
+}
+static gboolean
 send_dbus_string_method (DBusConnection *connection,
                          const char     *method,
                          const char     *payload)
@@ -356,7 +420,8 @@ setup_session (GdmProductSlave *slave)
         g_free (display_device);
         g_free (auth_file);
 
-        gdm_session_start_session (GDM_SESSION (slave->priv->session));
+        gdm_session_start_session (GDM_SESSION (slave->priv->session),
+                                   slave->priv->start_session_service_name);
 
         return TRUE;
 }
@@ -508,114 +573,133 @@ on_session_reset_failed (GdmSession      *session,
 
 static void
 on_session_authenticated (GdmSession      *session,
+                          const char      *service_name,
                           GdmProductSlave *slave)
 {
-        send_dbus_void_method (slave->priv->session_relay_connection,
-                               "Authenticated");
+        send_dbus_string_method (slave->priv->session_relay_connection,
+                                 "Authenticated", service_name);
 }
 
 static void
 on_session_authentication_failed (GdmSession      *session,
+                                  const char      *service_name,
                                   const char      *message,
                                   GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "AuthenticationFailed",
-                                 message);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "AuthenticationFailed",
+                                        service_name,
+                                        message);
 }
 
 static void
 on_session_authorized (GdmSession      *session,
+                       const char      *service_name,
                        GdmProductSlave *slave)
 {
-        send_dbus_void_method (slave->priv->session_relay_connection,
-                               "Authorized");
+        send_dbus_string_method (slave->priv->session_relay_connection,
+                                 "Authorized", service_name);
 }
 
 static void
 on_session_authorization_failed (GdmSession      *session,
+                                 const char      *service_name,
                                  const char      *message,
                                  GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "AuthorizationFailed",
-                                 message);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "AuthorizationFailed",
+                                        service_name,
+                                        message);
 }
 
 static void
 on_session_accredited (GdmSession      *session,
+                       const char      *service_name,
                        GdmProductSlave *slave)
 {
-        send_dbus_void_method (slave->priv->session_relay_connection,
-                               "Accredited");
+        send_dbus_string_method (slave->priv->session_relay_connection,
+                                 "Accredited", service_name);
 }
 
 static void
 on_session_accreditation_failed (GdmSession      *session,
+                                 const char      *service_name,
                                  const char      *message,
                                  GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "AccreditationFailed",
-                                 message);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "AccreditationFailed",
+                                        service_name,
+                                        message);
 }
 
 static void
 on_session_opened (GdmSession      *session,
+                   const char      *service_name,
                    GdmProductSlave *slave)
 {
-        send_dbus_void_method (slave->priv->session_relay_connection,
-                               "SessionOpened");
+        send_dbus_string_method (slave->priv->session_relay_connection,
+                                 "SessionOpened", service_name);
 }
 
 static void
 on_session_open_failed (GdmSession      *session,
+                        const char      *service_name,
                         const char      *message,
                         GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "SessionOpenFailed",
-                                 message);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "SessionOpenFailed",
+                                        service_name,
+                                        message);
 }
 
 static void
 on_session_info (GdmSession      *session,
+                 const char      *service_name,
                  const char      *text,
                  GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "Info",
-                                 text);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "Info",
+                                        service_name,
+                                        text);
 }
 
 static void
 on_session_problem (GdmSession      *session,
+                    const char      *service_name,
                     const char      *text,
                     GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "Problem",
-                                 text);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "Problem",
+                                        service_name,
+                                        text);
 }
 
 static void
 on_session_info_query (GdmSession      *session,
+                       const char      *service_name,
                        const char      *text,
                        GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "InfoQuery",
-                                 text);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "InfoQuery",
+                                        service_name, text);
 }
 
 static void
 on_session_secret_info_query (GdmSession      *session,
+                              const char      *service_name,
                               const char      *text,
                               GdmProductSlave *slave)
 {
-        send_dbus_string_method (slave->priv->session_relay_connection,
-                                 "SecretInfoQuery",
-                                 text);
+        send_dbus_string_string_method (slave->priv->session_relay_connection,
+                                        "SecretInfoQuery",
+                                        service_name,
+                                        text);
 }
 
 static void
@@ -676,36 +760,92 @@ static void
 on_relay_authenticate (GdmProductSlave *slave,
                        DBusMessage     *message)
 {
-        g_debug ("GdmProductSlave: Relay Authenticate");
+        DBusError   error;
+        char *service_name;
+        dbus_bool_t res;
 
-        gdm_session_authenticate (GDM_SESSION (slave->priv->session));
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: Relay Authenticate");
+                gdm_session_authenticate (GDM_SESSION (slave->priv->session), service_name);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
+        dbus_error_free (&error);
 }
 
 static void
 on_relay_authorize (GdmProductSlave *slave,
                     DBusMessage     *message)
 {
-        g_debug ("GdmProductSlave: Relay Authorize");
+        DBusError   error;
+        char *service_name;
+        dbus_bool_t res;
 
-        gdm_session_authorize (GDM_SESSION (slave->priv->session));
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: Relay Authorize");
+                gdm_session_authorize (GDM_SESSION (slave->priv->session), service_name);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
+        dbus_error_free (&error);
 }
 
 static void
 on_relay_establish_credentials (GdmProductSlave *slave,
                                 DBusMessage     *message)
 {
-        g_debug ("GdmProductSlave: Relay EstablishCredentials");
+        DBusError   error;
+        char *service_name;
+        dbus_bool_t res;
 
-        gdm_session_accredit (GDM_SESSION (slave->priv->session), GDM_SESSION_CRED_ESTABLISH);
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: Relay EstablishCredentials");
+                gdm_session_accredit (GDM_SESSION (slave->priv->session), service_name, GDM_SESSION_CRED_ESTABLISH);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
+        dbus_error_free (&error);
 }
 
 static void
 on_relay_refresh_credentials (GdmProductSlave *slave,
                               DBusMessage     *message)
 {
-        g_debug ("GdmProductSlave: Relay RefreshCredentials");
+        DBusError   error;
+        char *service_name;
+        dbus_bool_t res;
 
-        gdm_session_accredit (GDM_SESSION (slave->priv->session), GDM_SESSION_CRED_REFRESH);
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: Relay RefreshCredentials");
+                gdm_session_accredit (GDM_SESSION (slave->priv->session), service_name, GDM_SESSION_CRED_REFRESH);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
+        dbus_error_free (&error);
 }
 
 static void
@@ -714,16 +854,18 @@ on_relay_answer_query (GdmProductSlave *slave,
 {
         DBusError   error;
         const char *text;
+        const char *service_name;
         dbus_bool_t res;
 
         dbus_error_init (&error);
         res = dbus_message_get_args (message,
                                      &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID);
         if (res) {
                 g_debug ("GdmProductSlave: Relay AnswerQuery");
-                gdm_session_answer_query (GDM_SESSION (slave->priv->session), text);
+                gdm_session_answer_query (GDM_SESSION (slave->priv->session), service_name, text);
         } else {
                 g_warning ("Unable to get arguments: %s", error.message);
                 dbus_error_free (&error);
@@ -831,14 +973,48 @@ static void
 on_relay_open_session (GdmProductSlave *slave,
                         DBusMessage     *message)
 {
-        gdm_session_open_session (GDM_SESSION (slave->priv->session));
+        DBusError   error;
+        const char *text;
+        dbus_bool_t res;
+
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &text,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: open session %s", text);
+                gdm_session_open_session (GDM_SESSION (slave->priv->session),
+                                          text);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
 }
 
 static void
 on_relay_start_session (GdmProductSlave *slave,
                         DBusMessage     *message)
 {
-        gdm_product_slave_create_server (slave);
+        DBusError   error;
+        const char *service_name;
+        dbus_bool_t res;
+
+        dbus_error_init (&error);
+
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+                g_debug ("GdmProductSlave: Relay StartSession");
+                g_free (slave->priv->start_session_service_name);
+                slave->priv->start_session_service_name = g_strdup (service_name);
+                gdm_product_slave_create_server (slave);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
 }
 
 static void
diff --git a/daemon/gdm-session-direct.c b/daemon/gdm-session-direct.c
index cfbaa15..13c8974 100644
--- a/daemon/gdm-session-direct.c
+++ b/daemon/gdm-session-direct.c
@@ -89,9 +89,10 @@ struct _GdmSessionDirectPrivate
         char                *selected_user;
         char                *user_x11_authority_file;
 
-        GdmSessionConversation *conversation;
+        GHashTable          *conversations;
+
+        GList               *pending_connections;
 
-        GdmSessionWorkerJob *job;
         GPid                 session_pid;
         guint32              is_running : 1;
 
@@ -200,14 +201,30 @@ send_dbus_void_signal (GdmSessionConversation *conversation,
         dbus_message_unref (message);
 }
 
+static GdmSessionConversation *
+find_conversation_by_name (GdmSessionDirect *session,
+                           const char       *service_name)
+{
+        GdmSessionConversation *conversation;
+
+        conversation = g_hash_table_lookup (session->priv->conversations, service_name);
+
+        if (conversation == NULL) {
+                g_warning ("Tried to look up non-existant conversation");
+        }
+
+        return conversation;
+}
+
 static void
 on_authentication_failed (GdmSession *session,
+                          const char *service_name,
                           const char *message)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
-        conversation = impl->priv->conversation;
+        conversation = find_conversation_by_name (impl, service_name);
         if (conversation != NULL) {
                 gdm_session_record_failed (conversation->worker_pid,
                                            impl->priv->selected_user,
@@ -218,12 +235,13 @@ on_authentication_failed (GdmSession *session,
 }
 
 static void
-on_session_started (GdmSession *session)
+on_session_started (GdmSession *session,
+                    const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
-        conversation = impl->priv->conversation;
+        conversation = find_conversation_by_name (impl, service_name);
         if (conversation != NULL) {
                 gdm_session_record_login (conversation->worker_pid,
                                           impl->priv->selected_user,
@@ -235,12 +253,13 @@ on_session_started (GdmSession *session)
 
 static void
 on_session_start_failed (GdmSession *session,
+                         const char *service_name,
                          const char *message)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
-        conversation = impl->priv->conversation;
+        conversation = find_conversation_by_name (impl, service_name);
         if (conversation != NULL) {
                 gdm_session_record_login (conversation->worker_pid,
                                           impl->priv->selected_user,
@@ -265,7 +284,7 @@ on_session_exited (GdmSession *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_setup_complete (GdmSessionDirect *session,
-                                          DBusConnection   *connection,
+                                          GdmSessionConversation *conversation,
                                           DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -273,17 +292,17 @@ gdm_session_direct_handle_setup_complete (GdmSessionDirect *session,
         g_debug ("GdmSessionDirect: Emitting 'setup-complete' signal");
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_setup_complete (GDM_SESSION (session));
+        _gdm_session_setup_complete (GDM_SESSION (session), conversation->service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_setup_failed (GdmSessionDirect *session,
-                                        DBusConnection   *connection,
+                                        GdmSessionConversation *conversation,
                                         DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -298,12 +317,12 @@ gdm_session_direct_handle_setup_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'setup-failed' signal");
 
-        _gdm_session_setup_failed (GDM_SESSION (session), text);
+        _gdm_session_setup_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -311,7 +330,7 @@ gdm_session_direct_handle_setup_failed (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_reset_complete (GdmSessionDirect *session,
-                                          DBusConnection   *connection,
+                                          GdmSessionConversation *conversation,
                                           DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -319,7 +338,7 @@ gdm_session_direct_handle_reset_complete (GdmSessionDirect *session,
         g_debug ("GdmSessionDirect: Emitting 'reset-complete' signal");
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         _gdm_session_reset_complete (GDM_SESSION (session));
@@ -329,7 +348,7 @@ gdm_session_direct_handle_reset_complete (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_reset_failed (GdmSessionDirect *session,
-                                        DBusConnection   *connection,
+                                        GdmSessionConversation *conversation,
                                         DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -344,7 +363,7 @@ gdm_session_direct_handle_reset_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'reset-failed' signal");
@@ -356,7 +375,7 @@ gdm_session_direct_handle_reset_failed (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_authenticated (GdmSessionDirect *session,
-                                         DBusConnection   *connection,
+                                         GdmSessionConversation *conversation,
                                          DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -364,17 +383,17 @@ gdm_session_direct_handle_authenticated (GdmSessionDirect *session,
         g_debug ("GdmSessionDirect: Emitting 'authenticated' signal");
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authenticated (GDM_SESSION (session));
+        _gdm_session_authenticated (GDM_SESSION (session), conversation->service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_authentication_failed (GdmSessionDirect *session,
-                                                 DBusConnection   *connection,
+                                                 GdmSessionConversation *conversation,
                                                  DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -389,19 +408,19 @@ gdm_session_direct_handle_authentication_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'authentication-failed' signal");
 
-        _gdm_session_authentication_failed (GDM_SESSION (session), text);
+        _gdm_session_authentication_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_authorized (GdmSessionDirect *session,
-                                      DBusConnection   *connection,
+                                      GdmSessionConversation *conversation,
                                       DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -409,17 +428,17 @@ gdm_session_direct_handle_authorized (GdmSessionDirect *session,
         g_debug ("GdmSessionDirect: Emitting 'authorized' signal");
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authorized (GDM_SESSION (session));
+        _gdm_session_authorized (GDM_SESSION (session), conversation->service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_authorization_failed (GdmSessionDirect *session,
-                                                DBusConnection   *connection,
+                                                GdmSessionConversation *conversation,
                                                 DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -434,19 +453,19 @@ gdm_session_direct_handle_authorization_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'authorization-failed' signal");
 
-        _gdm_session_authorization_failed (GDM_SESSION (session), text);
+        _gdm_session_authorization_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_accredited (GdmSessionDirect *session,
-                                      DBusConnection   *connection,
+                                      GdmSessionConversation *conversation,
                                       DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -454,17 +473,17 @@ gdm_session_direct_handle_accredited (GdmSessionDirect *session,
         g_debug ("GdmSessionDirect: Emitting 'accredited' signal");
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_accredited (GDM_SESSION (session));
+        _gdm_session_accredited (GDM_SESSION (session), conversation->service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_accreditation_failed (GdmSessionDirect *session,
-                                                DBusConnection   *connection,
+                                                GdmSessionConversation *conversation,
                                                 DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -479,12 +498,12 @@ gdm_session_direct_handle_accreditation_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'accreditation-failed' signal");
 
-        _gdm_session_accreditation_failed (GDM_SESSION (session), text);
+        _gdm_session_accreditation_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -808,7 +827,7 @@ gdm_session_direct_select_user (GdmSession *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_username_changed (GdmSessionDirect *session,
-                                            DBusConnection   *connection,
+                                            GdmSessionConversation *conversation,
                                             DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -823,7 +842,7 @@ gdm_session_direct_handle_username_changed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: changing username from '%s' to '%s'",
@@ -890,14 +909,11 @@ set_pending_query (GdmSessionConversation *conversation,
 
 static DBusHandlerResult
 gdm_session_direct_handle_info_query (GdmSessionDirect *session,
-                                      DBusConnection   *connection,
+                                      GdmSessionConversation *conversation,
                                       DBusMessage      *message)
 {
         DBusError    error;
         const char  *text;
-        GdmSessionConversation *conversation;
-
-        conversation = session->priv->conversation;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
@@ -909,21 +925,18 @@ gdm_session_direct_handle_info_query (GdmSessionDirect *session,
         set_pending_query (conversation, message);
 
         g_debug ("GdmSessionDirect: Emitting 'info-query' signal");
-        _gdm_session_info_query (GDM_SESSION (session), text);
+        _gdm_session_info_query (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_secret_info_query (GdmSessionDirect *session,
-                                             DBusConnection   *connection,
+                                             GdmSessionConversation *conversation,
                                              DBusMessage      *message)
 {
         DBusError    error;
         const char  *text;
-        GdmSessionConversation *conversation;
-
-        conversation = session->priv->conversation;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
@@ -935,14 +948,14 @@ gdm_session_direct_handle_secret_info_query (GdmSessionDirect *session,
         set_pending_query (conversation, message);
 
         g_debug ("GdmSessionDirect: Emitting 'secret-info-query' signal");
-        _gdm_session_secret_info_query (GDM_SESSION (session), text);
+        _gdm_session_secret_info_query (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_info (GdmSessionDirect *session,
-                                DBusConnection   *connection,
+                                GdmSessionConversation *conversation,
                                 DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -957,31 +970,28 @@ gdm_session_direct_handle_info (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'info' signal");
-        _gdm_session_info (GDM_SESSION (session), text);
+        _gdm_session_info (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_cancel_pending_query (GdmSessionDirect *session,
-                                                DBusConnection   *connection,
+                                                GdmSessionConversation *conversation,
                                                 DBusMessage      *message)
 {
         DBusMessage *reply;
-        GdmSessionConversation *conversation;
 
         g_debug ("GdmSessionDirect: worker cancelling pending query");
 
-        conversation = session->priv->conversation;
-
         cancel_pending_query (conversation);
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         return DBUS_HANDLER_RESULT_HANDLED;
@@ -989,7 +999,7 @@ gdm_session_direct_handle_cancel_pending_query (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_problem (GdmSessionDirect *session,
-                                   DBusConnection   *connection,
+                                   GdmSessionConversation *conversation,
                                    DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1004,18 +1014,18 @@ gdm_session_direct_handle_problem (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'problem' signal");
-        _gdm_session_problem (GDM_SESSION (session), text);
+        _gdm_session_problem (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_session_opened (GdmSessionDirect *session,
-                                          DBusConnection   *connection,
+                                          GdmSessionConversation *conversation,
                                           DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1030,10 +1040,10 @@ gdm_session_direct_handle_session_opened (GdmSessionDirect *session,
 
         g_debug ("GdmSessionDirect: Emitting 'session-opened' signal");
 
-        _gdm_session_session_opened (GDM_SESSION (session));
+        _gdm_session_session_opened (GDM_SESSION (session), conversation->service_name);
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         return DBUS_HANDLER_RESULT_HANDLED;
@@ -1041,7 +1051,7 @@ gdm_session_direct_handle_session_opened (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_open_failed (GdmSessionDirect *session,
-                                       DBusConnection   *connection,
+                                       GdmSessionConversation *conversation,
                                        DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1056,18 +1066,18 @@ gdm_session_direct_handle_open_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'session-open-failed' signal");
-        _gdm_session_session_open_failed (GDM_SESSION (session), text);
+        _gdm_session_session_open_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_session_started (GdmSessionDirect *session,
-                                           DBusConnection   *connection,
+                                           GdmSessionConversation *conversation,
                                            DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1086,7 +1096,7 @@ gdm_session_direct_handle_session_started (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'session-started' signal with pid '%d'",
@@ -1095,14 +1105,14 @@ gdm_session_direct_handle_session_started (GdmSessionDirect *session,
         session->priv->session_pid = pid;
         session->priv->is_running = TRUE;
 
-        _gdm_session_session_started (GDM_SESSION (session), pid);
+        _gdm_session_session_started (GDM_SESSION (session), conversation->service_name, pid);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_start_failed (GdmSessionDirect *session,
-                                        DBusConnection   *connection,
+                                        GdmSessionConversation *conversation,
                                         DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1117,18 +1127,18 @@ gdm_session_direct_handle_start_failed (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'session-start-failed' signal");
-        _gdm_session_session_start_failed (GDM_SESSION (session), text);
+        _gdm_session_session_start_failed (GDM_SESSION (session), conversation->service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
 static DBusHandlerResult
 gdm_session_direct_handle_session_exited (GdmSessionDirect *session,
-                                          DBusConnection   *connection,
+                                          GdmSessionConversation *conversation,
                                           DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1143,7 +1153,7 @@ gdm_session_direct_handle_session_exited (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'session-exited' signal with exit code '%d'",
@@ -1157,7 +1167,7 @@ gdm_session_direct_handle_session_exited (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_session_died (GdmSessionDirect *session,
-                                        DBusConnection   *connection,
+                                        GdmSessionConversation *conversation,
                                         DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1172,7 +1182,7 @@ gdm_session_direct_handle_session_died (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         g_debug ("GdmSessionDirect: Emitting 'session-died' signal with signal number '%d'",
@@ -1186,7 +1196,7 @@ gdm_session_direct_handle_session_died (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_saved_language_name_read (GdmSessionDirect *session,
-                                                    DBusConnection   *connection,
+                                                    GdmSessionConversation *conversation,
                                                     DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1201,7 +1211,7 @@ gdm_session_direct_handle_saved_language_name_read (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         if (strcmp (language_name,
@@ -1219,7 +1229,7 @@ gdm_session_direct_handle_saved_language_name_read (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_saved_layout_name_read (GdmSessionDirect *session,
-                                                  DBusConnection   *connection,
+                                                  GdmSessionConversation *conversation,
                                                   DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1234,7 +1244,7 @@ gdm_session_direct_handle_saved_layout_name_read (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         if (strcmp (layout_name,
@@ -1252,7 +1262,7 @@ gdm_session_direct_handle_saved_layout_name_read (GdmSessionDirect *session,
 
 static DBusHandlerResult
 gdm_session_direct_handle_saved_session_name_read (GdmSessionDirect *session,
-                                                   DBusConnection   *connection,
+                                                   GdmSessionConversation *conversation,
                                                    DBusMessage      *message)
 {
         DBusMessage *reply;
@@ -1267,7 +1277,7 @@ gdm_session_direct_handle_saved_session_name_read (GdmSessionDirect *session,
         }
 
         reply = dbus_message_new_method_return (message);
-        dbus_connection_send (connection, reply, NULL);
+        dbus_connection_send (conversation->worker_connection, reply, NULL);
         dbus_message_unref (reply);
 
         if (! get_session_command_for_name (session_name, NULL)) {
@@ -1295,58 +1305,61 @@ session_worker_message (DBusConnection *connection,
                         DBusMessage    *message,
                         void           *user_data)
 {
-        GdmSessionDirect *session = GDM_SESSION_DIRECT (user_data);
+        GdmSessionConversation *conversation = user_data;
+        GdmSessionDirect *session;
+
+        session = conversation->session;
 
         if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "InfoQuery")) {
-                return gdm_session_direct_handle_info_query (session, connection, message);
+                return gdm_session_direct_handle_info_query (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SecretInfoQuery")) {
-                return gdm_session_direct_handle_secret_info_query (session, connection, message);
+                return gdm_session_direct_handle_secret_info_query (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Info")) {
-                return gdm_session_direct_handle_info (session, connection, message);
+                return gdm_session_direct_handle_info (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Problem")) {
-                return gdm_session_direct_handle_problem (session, connection, message);
+                return gdm_session_direct_handle_problem (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "CancelPendingQuery")) {
-                return gdm_session_direct_handle_cancel_pending_query (session, connection, message);
+                return gdm_session_direct_handle_cancel_pending_query (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SetupComplete")) {
-                return gdm_session_direct_handle_setup_complete (session, connection, message);
+                return gdm_session_direct_handle_setup_complete (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SetupFailed")) {
-                return gdm_session_direct_handle_setup_failed (session, connection, message);
+                return gdm_session_direct_handle_setup_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "ResetComplete")) {
-                return gdm_session_direct_handle_reset_complete (session, connection, message);
+                return gdm_session_direct_handle_reset_complete (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "ResetFailed")) {
-                return gdm_session_direct_handle_reset_failed (session, connection, message);
+                return gdm_session_direct_handle_reset_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Authenticated")) {
-                return gdm_session_direct_handle_authenticated (session, connection, message);
+                return gdm_session_direct_handle_authenticated (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AuthenticationFailed")) {
-                return gdm_session_direct_handle_authentication_failed (session, connection, message);
+                return gdm_session_direct_handle_authentication_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Authorized")) {
-                return gdm_session_direct_handle_authorized (session, connection, message);
+                return gdm_session_direct_handle_authorized (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AuthorizationFailed")) {
-                return gdm_session_direct_handle_authorization_failed (session, connection, message);
+                return gdm_session_direct_handle_authorization_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Accredited")) {
-                return gdm_session_direct_handle_accredited (session, connection, message);
+                return gdm_session_direct_handle_accredited (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "AccreditationFailed")) {
-                return gdm_session_direct_handle_accreditation_failed (session, connection, message);
+                return gdm_session_direct_handle_accreditation_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "UsernameChanged")) {
-                return gdm_session_direct_handle_username_changed (session, connection, message);
+                return gdm_session_direct_handle_username_changed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionOpened")) {
-                return gdm_session_direct_handle_session_opened (session, connection, message);
+                return gdm_session_direct_handle_session_opened (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "OpenFailed")) {
-                return gdm_session_direct_handle_open_failed (session, connection, message);
+                return gdm_session_direct_handle_open_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionStarted")) {
-                return gdm_session_direct_handle_session_started (session, connection, message);
+                return gdm_session_direct_handle_session_started (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "StartFailed")) {
-                return gdm_session_direct_handle_start_failed (session, connection, message);
+                return gdm_session_direct_handle_start_failed (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionExited")) {
-                return gdm_session_direct_handle_session_exited (session, connection, message);
+                return gdm_session_direct_handle_session_exited (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SessionDied")) {
-                return gdm_session_direct_handle_session_died (session, connection, message);
+                return gdm_session_direct_handle_session_died (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SavedLanguageNameRead")) {
-                return gdm_session_direct_handle_saved_language_name_read (session, connection, message);
+                return gdm_session_direct_handle_saved_language_name_read (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SavedLayoutNameRead")) {
-                return gdm_session_direct_handle_saved_layout_name_read (session, connection, message);
+                return gdm_session_direct_handle_saved_layout_name_read (session, conversation, message);
         } else if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "SavedSessionNameRead")) {
-                return gdm_session_direct_handle_saved_session_name_read (session, connection, message);
+                return gdm_session_direct_handle_saved_session_name_read (session, conversation, message);
         }
 
         return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
@@ -1580,6 +1593,27 @@ session_unregister_handler (DBusConnection  *connection,
         g_debug ("session_unregister_handler");
 }
 
+static GdmSessionConversation *
+find_conversation_by_pid (GdmSessionDirect *session,
+                          GPid              pid)
+{
+        GHashTableIter iter;
+        gpointer key, value;
+
+        g_hash_table_iter_init (&iter, session->priv->conversations);
+        while (g_hash_table_iter_next (&iter, &key, &value)) {
+                GdmSessionConversation *conversation;
+
+                conversation = (GdmSessionConversation *) value;
+
+                if (conversation->worker_pid == pid) {
+                        return conversation;
+                }
+        }
+
+        return NULL;
+}
+
 static dbus_bool_t
 allow_user_function (DBusConnection *connection,
                      unsigned long   uid,
@@ -1594,44 +1628,110 @@ allow_user_function (DBusConnection *connection,
         return FALSE;
 }
 
-static void
-handle_connection (DBusServer      *server,
-                   DBusConnection  *new_connection,
-                   void            *user_data)
+static gboolean
+register_worker (GdmSessionDirect *session,
+                 DBusConnection   *connection)
 {
-        GdmSessionDirect *session = GDM_SESSION_DIRECT (user_data);
         GdmSessionConversation *conversation;
+        DBusObjectPathVTable vtable = { &session_unregister_handler,
+                                        &session_message_handler,
+                                        NULL, NULL, NULL, NULL };
+        GList *connection_node;
+        gulong pid;
 
-        g_debug ("GdmSessionDirect: Handing new connection");
+        g_debug ("GdmSessionDirect: Authenticating new connection");
 
-        conversation = session->priv->conversation;
-        if (conversation->worker_connection == NULL) {
-                DBusObjectPathVTable vtable = { &session_unregister_handler,
-                                                &session_message_handler,
-                                                NULL, NULL, NULL, NULL
-                };
+        connection_node = g_list_find (session->priv->pending_connections, connection);
 
-                conversation->worker_connection = new_connection;
-                dbus_connection_ref (new_connection);
-                dbus_connection_setup_with_g_main (new_connection, NULL);
+        if (connection_node == NULL) {
+                g_debug ("GdmSessionDirect: Ignoring connection that we aren't tracking");
+                return FALSE;
+        }
 
-                g_debug ("GdmSessionDirect: worker connection is %p", new_connection);
-                dbus_connection_set_exit_on_disconnect (new_connection, FALSE);
+        session->priv->pending_connections =
+                g_list_delete_link (session->priv->pending_connections,
+                                    connection_node);
 
-                dbus_connection_set_unix_user_function (new_connection,
-                                                        allow_user_function,
-                                                        session,
-                                                        NULL);
+        if (!dbus_connection_get_unix_process_id (connection, &pid)) {
+                g_warning ("GdmSessionDirect: Unable to read pid on new worker connection");
+                dbus_connection_unref (connection);
+                return FALSE;
+        }
 
-                dbus_connection_register_object_path (new_connection,
-                                                      GDM_SESSION_DBUS_PATH,
-                                                      &vtable,
-                                                      session);
+        conversation = find_conversation_by_pid (session, (GPid) pid);
+
+        if (conversation == NULL) {
+                g_warning ("GdmSessionDirect: New worker connection is from unknown source");
+                dbus_connection_unref (connection);
+                return FALSE;
+        }
+
+        conversation->worker_connection = connection;
+
+        g_debug ("GdmSessionDirect: worker connection is %p", connection);
+
+        dbus_connection_register_object_path (connection,
+                                              GDM_SESSION_DBUS_PATH,
+                                              &vtable,
+                                              conversation);
+
+        g_debug ("GdmSessionDirect: Emitting conversation-started signal");
+        _gdm_session_conversation_started (GDM_SESSION (session),
+                                           conversation->service_name);
+
+        g_debug ("GdmSessionDirect: Conversation started");
+
+        return TRUE;
+}
+
+static DBusHandlerResult
+on_message (DBusConnection *connection,
+            DBusMessage    *message,
+            void           *user_data)
+{
+        GdmSessionDirect *session = GDM_SESSION_DIRECT (user_data);
+
+        g_debug ("GdmSessionDirect: got message");
+
+        if (dbus_message_is_method_call (message, GDM_SESSION_DBUS_INTERFACE, "Hello")) {
+                DBusMessage *reply;
+
+                if (register_worker (session, connection)) {
+                        reply = dbus_message_new_method_return (message);
+                } else {
+                        reply = dbus_message_new_error (message, DBUS_ERROR_FAILED, "");
+                }
 
-                g_debug ("GdmSessionDirect: Emitting conversation-started signal");
-                _gdm_session_conversation_started (GDM_SESSION (session),
-                                                   conversation->service_name);
+                dbus_connection_send (connection, reply, NULL);
+                return DBUS_HANDLER_RESULT_HANDLED;
         }
+
+        return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static void
+handle_connection (DBusServer      *server,
+                   DBusConnection  *new_connection,
+                   void            *user_data)
+{
+        GdmSessionDirect *session = GDM_SESSION_DIRECT (user_data);
+        g_debug ("GdmSessionDirect: Handing new connection");
+
+        /* add to the list of pending connections.  We won't be able to
+         * associate it with a specific worker conversation until we have
+         * authenticated the connection (from the Hello handler).
+         */
+        session->priv->pending_connections =
+                g_list_prepend (session->priv->pending_connections,
+                                dbus_connection_ref (new_connection));
+        dbus_connection_setup_with_g_main (new_connection, NULL);
+        dbus_connection_set_exit_on_disconnect (new_connection, FALSE);
+
+        dbus_connection_set_unix_user_function (new_connection,
+                                                allow_user_function,
+                                                session,
+                                                NULL);
+        dbus_connection_add_filter (new_connection, on_message, session, NULL);
 }
 
 static gboolean
@@ -1677,6 +1777,17 @@ setup_server (GdmSessionDirect *session)
 }
 
 static void
+free_conversation (GdmSessionConversation *conversation)
+{
+        if (conversation->job != NULL) {
+                g_warning ("Freeing conversation with active job");
+        }
+
+        g_free (conversation->service_name);
+        g_free (conversation);
+}
+
+static void
 gdm_session_direct_init (GdmSessionDirect *session)
 {
         session->priv = G_TYPE_INSTANCE_GET_PRIVATE (session,
@@ -1700,6 +1811,11 @@ gdm_session_direct_init (GdmSessionDirect *session)
                           G_CALLBACK (on_session_exited),
                           NULL);
 
+        session->priv->conversations = g_hash_table_new_full (g_str_hash,
+                                                              g_str_equal,
+                                                              (GDestroyNotify) g_free,
+                                                              (GDestroyNotify)
+                                                              free_conversation);
         session->priv->environment = g_hash_table_new_full (g_str_hash,
                                                             g_str_equal,
                                                             (GDestroyNotify) g_free,
@@ -1723,9 +1839,15 @@ worker_exited (GdmSessionWorkerJob *job,
 {
         g_debug ("GdmSessionDirect: Worker job exited: %d", code);
 
+        g_object_ref (conversation->job);
         if (conversation->session->priv->is_running) {
                 _gdm_session_session_exited (GDM_SESSION (conversation->session), code);
         }
+
+        g_debug ("GdmSessionDirect: Emitting conversation-stopped signal");
+        _gdm_session_conversation_stopped (GDM_SESSION (conversation->session),
+                                           conversation->service_name);
+        g_object_unref (conversation->job);
 }
 
 static void
@@ -1735,9 +1857,15 @@ worker_died (GdmSessionWorkerJob *job,
 {
         g_debug ("GdmSessionDirect: Worker job died: %d", signum);
 
+        g_object_ref (conversation->job);
         if (conversation->session->priv->is_running) {
                 _gdm_session_session_died (GDM_SESSION (conversation->session), signum);
         }
+
+        g_debug ("GdmSessionDirect: Emitting conversation-stopped signal");
+        _gdm_session_conversation_stopped (GDM_SESSION (conversation->session),
+                                           conversation->service_name);
+        g_object_unref (conversation->job);
 }
 
 static GdmSessionConversation *
@@ -1799,17 +1927,21 @@ stop_conversation (GdmSessionConversation *conversation)
                                               G_CALLBACK (worker_died),
                                               conversation);
 
-        cancel_pending_query (conversation);
-
         if (conversation->worker_connection != NULL) {
+                dbus_connection_remove_filter (conversation->worker_connection, on_message, session);
+
                 dbus_connection_close (conversation->worker_connection);
                 conversation->worker_connection = NULL;
         }
 
         gdm_session_worker_job_stop (conversation->job);
+
         g_object_unref (conversation->job);
-        g_free (conversation->service_name);
-        g_free (conversation);
+        conversation->job = NULL;
+
+        g_debug ("GdmSessionDirect: Emitting conversation-stopped signal");
+        _gdm_session_conversation_stopped (GDM_SESSION (session),
+                                           conversation->service_name);
 }
 
 static void
@@ -1817,12 +1949,35 @@ gdm_session_direct_start_conversation (GdmSession *session,
                                        const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
+        GdmSessionConversation *conversation;
 
         g_return_if_fail (session != NULL);
 
         g_debug ("GdmSessionDirect: starting conversation");
 
-        impl->priv->conversation = start_conversation (impl, service_name);
+        conversation = start_conversation (impl, service_name);
+
+        g_hash_table_insert (impl->priv->conversations,
+                             g_strdup (service_name), conversation);
+}
+
+static void
+gdm_session_direct_stop_conversation (GdmSession *session,
+                                      const char *service_name)
+{
+        GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
+        GdmSessionConversation *conversation;
+
+        g_return_if_fail (session != NULL);
+
+        g_debug ("GdmSessionDirect: stopping conversation");
+
+        conversation = find_conversation_by_name (impl, service_name);
+
+        if (conversation != NULL) {
+                stop_conversation (conversation);
+                g_hash_table_remove (impl->priv->conversations, service_name);
+        }
 }
 
 static void
@@ -1873,8 +2028,8 @@ send_setup (GdmSessionDirect *session,
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_hostname);
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_x11_authority_file);
 
-        conversation = session->priv->conversation;
-        if (! send_dbus_message (conversation, message)) {
+        conversation = find_conversation_by_name (session, service_name);
+        if (conversation != NULL && ! send_dbus_message (conversation, message)) {
                 g_debug ("GdmSessionDirect: Could not send %s signal", "Setup");
         }
 
@@ -1936,8 +2091,8 @@ send_setup_for_user (GdmSessionDirect *session,
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &display_x11_authority_file);
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &selected_user);
 
-        conversation = session->priv->conversation;
-        if (! send_dbus_message (conversation, message)) {
+        conversation = find_conversation_by_name (session, service_name);
+        if (conversation != NULL && ! send_dbus_message (conversation, message)) {
                 g_debug ("GdmSessionDirect: Could not send %s signal", "SetupForUser");
         }
 
@@ -1951,8 +2106,6 @@ gdm_session_direct_setup (GdmSession *session,
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
 
         g_return_if_fail (session != NULL);
-        g_return_if_fail (impl->priv->conversation != NULL);
-        g_return_if_fail (dbus_connection_get_is_connected (impl->priv->conversation->worker_connection));
 
         send_setup (impl, service_name);
         gdm_session_direct_defaults_changed (impl);
@@ -1966,8 +2119,6 @@ gdm_session_direct_setup_for_user (GdmSession *session,
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
 
         g_return_if_fail (session != NULL);
-        g_return_if_fail (impl->priv->conversation != NULL);
-        g_return_if_fail (dbus_connection_get_is_connected (impl->priv->conversation->worker_connection));
         g_return_if_fail (username != NULL);
 
         gdm_session_direct_select_user (session, username);
@@ -1977,45 +2128,50 @@ gdm_session_direct_setup_for_user (GdmSession *session,
 }
 
 static void
-gdm_session_direct_authenticate (GdmSession *session)
+gdm_session_direct_authenticate (GdmSession *session,
+                                 const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
         g_return_if_fail (session != NULL);
-        g_return_if_fail (impl->priv->conversation != NULL);
-        g_return_if_fail (dbus_connection_get_is_connected (impl->priv->conversation->worker_connection));
 
-        conversation = impl->priv->conversation;
-        send_dbus_void_signal (conversation, "Authenticate");
+        conversation = find_conversation_by_name (impl, service_name);
+        if (conversation != NULL) {
+                send_dbus_void_signal (conversation, "Authenticate");
+        }
 }
 
 static void
-gdm_session_direct_authorize (GdmSession *session)
+gdm_session_direct_authorize (GdmSession *session,
+                              const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
         g_return_if_fail (session != NULL);
-        g_return_if_fail (impl->priv->conversation != NULL);
-        g_return_if_fail (dbus_connection_get_is_connected (impl->priv->conversation->worker_connection));
 
-        conversation = impl->priv->conversation;
-        send_dbus_void_signal (conversation, "Authorize");
+        conversation = find_conversation_by_name (impl, service_name);
+        if (conversation != NULL) {
+                send_dbus_void_signal (conversation, "Authorize");
+        }
 }
 
 static void
 gdm_session_direct_accredit (GdmSession *session,
+                             const char *service_name,
                              int         cred_flag)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
 
         g_return_if_fail (session != NULL);
-        g_return_if_fail (impl->priv->conversation != NULL);
-        g_return_if_fail (dbus_connection_get_is_connected (impl->priv->conversation->worker_connection));
 
-        conversation = impl->priv->conversation;
+        conversation = find_conversation_by_name (impl, service_name);
+        if (conversation == NULL) {
+                return;
+        }
+
         switch (cred_flag) {
         case GDM_SESSION_CRED_ESTABLISH:
                 send_dbus_void_signal (conversation, "EstablishCredentials");
@@ -2029,13 +2185,12 @@ gdm_session_direct_accredit (GdmSession *session,
 }
 
 static void
-send_environment_variable (const char       *key,
-                           const char       *value,
-                           GdmSessionDirect *session)
+send_environment_variable (const char             *key,
+                           const char             *value,
+                           GdmSessionConversation *conversation)
 {
         DBusMessage    *message;
         DBusMessageIter iter;
-        GdmSessionConversation *conversation;
 
         message = dbus_message_new_signal (GDM_SESSION_DBUS_PATH,
                                            GDM_SESSION_DBUS_INTERFACE,
@@ -2045,7 +2200,6 @@ send_environment_variable (const char       *key,
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &key);
         dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &value);
 
-        conversation = session->priv->conversation;
         if (! send_dbus_message (conversation, message)) {
                 g_debug ("GdmSessionDirect: Could not send %s signal", "SetEnvironmentVariable");
         }
@@ -2054,12 +2208,13 @@ send_environment_variable (const char       *key,
 }
 
 static void
-send_environment (GdmSessionDirect *session)
+send_environment (GdmSessionDirect       *session,
+                  GdmSessionConversation *conversation)
 {
 
         g_hash_table_foreach (session->priv->environment,
                               (GHFunc) send_environment_variable,
-                              session);
+                              conversation);
 }
 
 static const char *
@@ -2181,17 +2336,22 @@ setup_session_environment (GdmSessionDirect *session)
 }
 
 static void
-gdm_session_direct_open_session (GdmSession *session)
+gdm_session_direct_open_session (GdmSession *session,
+                                 const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
+        GdmSessionConversation *conversation;
 
         g_return_if_fail (session != NULL);
 
-        send_dbus_void_signal (impl, "OpenSession");
+        conversation = find_conversation_by_name (impl, service_name);
+
+        send_dbus_string_signal (conversation, "OpenSession", service_name);
 }
 
 static void
-gdm_session_direct_start_session (GdmSession *session)
+gdm_session_direct_start_session (GdmSession *session,
+                                  const char *service_name)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
         GdmSessionConversation *conversation;
@@ -2211,15 +2371,38 @@ gdm_session_direct_start_session (GdmSession *session)
 
         g_free (command);
 
+        conversation = find_conversation_by_name (impl, service_name);
+
         setup_session_environment (impl);
-        send_environment (impl);
+        send_environment (impl, conversation);
 
-        conversation = impl->priv->conversation;
         send_dbus_string_signal (conversation, "StartProgram", program);
         g_free (program);
 }
 
 static void
+stop_all_conversations (GdmSessionDirect *session)
+{
+        GHashTableIter iter;
+        gpointer key, value;
+
+        if (session->priv->conversations == NULL) {
+                return;
+        }
+
+        g_hash_table_iter_init (&iter, session->priv->conversations);
+        while (g_hash_table_iter_next (&iter, &key, &value)) {
+                GdmSessionConversation *conversation;
+
+                conversation = (GdmSessionConversation *) value;
+
+                stop_conversation (conversation);
+        }
+
+        g_hash_table_remove_all (session->priv->conversations);
+}
+
+static void
 gdm_session_direct_close (GdmSession *session)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
@@ -2236,6 +2419,13 @@ gdm_session_direct_close (GdmSession *session)
                                            impl->priv->display_device);
         }
 
+        stop_all_conversations (impl);
+
+        g_list_foreach (impl->priv->pending_connections,
+                        (GFunc) dbus_connection_unref, NULL);
+        g_list_free (impl->priv->pending_connections);
+        impl->priv->pending_connections = NULL;
+
         g_free (impl->priv->selected_user);
         impl->priv->selected_user = NULL;
 
@@ -2268,6 +2458,7 @@ gdm_session_direct_close (GdmSession *session)
 
 static void
 gdm_session_direct_answer_query  (GdmSession *session,
+                                  const char *service_name,
                                   const char *text)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
@@ -2275,7 +2466,7 @@ gdm_session_direct_answer_query  (GdmSession *session,
 
         g_return_if_fail (session != NULL);
 
-        conversation = impl->priv->conversation;
+        conversation = find_conversation_by_name (impl, service_name);
 
         answer_pending_query (conversation, text);
 }
@@ -2283,11 +2474,9 @@ gdm_session_direct_answer_query  (GdmSession *session,
 static void
 gdm_session_direct_cancel  (GdmSession *session)
 {
-        GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
-
         g_return_if_fail (session != NULL);
 
-        cancel_pending_query (impl->priv->conversation);
+        stop_all_conversations (GDM_SESSION_DIRECT (session));
 }
 
 char *
@@ -2351,7 +2540,8 @@ gdm_session_direct_select_session (GdmSession *session,
                                    const char *text)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
-        GdmSessionConversation *conversation;
+        GHashTableIter iter;
+        gpointer key, value;
 
         g_free (impl->priv->selected_session);
 
@@ -2361,9 +2551,15 @@ gdm_session_direct_select_session (GdmSession *session,
                 impl->priv->selected_session = g_strdup (text);
         }
 
-        conversation = impl->priv->conversation;
-        send_dbus_string_signal (conversation, "SetSessionName",
-                                 get_session_name (impl));
+        g_hash_table_iter_init (&iter, impl->priv->conversations);
+        while (g_hash_table_iter_next (&iter, &key, &value)) {
+                GdmSessionConversation *conversation;
+
+                conversation = (GdmSessionConversation *) value;
+
+                send_dbus_string_signal (conversation, "SetSessionName",
+                                         get_session_name (impl));
+        }
 }
 
 static void
@@ -2371,7 +2567,8 @@ gdm_session_direct_select_language (GdmSession *session,
                                     const char *text)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
-        GdmSessionConversation *conversation;
+        GHashTableIter iter;
+        gpointer key, value;
 
         g_free (impl->priv->selected_language);
 
@@ -2381,9 +2578,15 @@ gdm_session_direct_select_language (GdmSession *session,
                 impl->priv->selected_language = g_strdup (text);
         }
 
-        conversation = impl->priv->conversation;
-        send_dbus_string_signal (conversation, "SetLanguageName",
-                                 get_language_name (impl));
+        g_hash_table_iter_init (&iter, impl->priv->conversations);
+        while (g_hash_table_iter_next (&iter, &key, &value)) {
+                GdmSessionConversation *conversation;
+
+                conversation = (GdmSessionConversation *) value;
+
+                send_dbus_string_signal (conversation, "SetLanguageName",
+                                         get_language_name (impl));
+        }
 }
 
 static void
@@ -2391,7 +2594,8 @@ gdm_session_direct_select_layout (GdmSession *session,
                                   const char *text)
 {
         GdmSessionDirect *impl = GDM_SESSION_DIRECT (session);
-        GdmSessionConversation *conversation;
+        GHashTableIter iter;
+        gpointer key, value;
 
         g_free (impl->priv->selected_layout);
 
@@ -2401,9 +2605,15 @@ gdm_session_direct_select_layout (GdmSession *session,
                 impl->priv->selected_layout = g_strdup (text);
         }
 
-        conversation = impl->priv->conversation;
-        send_dbus_string_signal (conversation, "SetLayoutName",
-                                 get_layout_name (impl));
+        g_hash_table_iter_init (&iter, impl->priv->conversations);
+        while (g_hash_table_iter_next (&iter, &key, &value)) {
+                GdmSessionConversation *conversation;
+
+                conversation = (GdmSessionConversation *) value;
+
+                send_dbus_string_signal (conversation, "SetLayoutName",
+                                         get_layout_name (impl));
+        }
 }
 
 static void
@@ -2665,6 +2875,7 @@ static void
 gdm_session_iface_init (GdmSessionIface *iface)
 {
         iface->start_conversation = gdm_session_direct_start_conversation;
+        iface->stop_conversation = gdm_session_direct_stop_conversation;
         iface->setup = gdm_session_direct_setup;
         iface->setup_for_user = gdm_session_direct_setup_for_user;
         iface->authenticate = gdm_session_direct_authenticate;
diff --git a/daemon/gdm-session-private.h b/daemon/gdm-session-private.h
index 74b6069..36781dd 100644
--- a/daemon/gdm-session-private.h
+++ b/daemon/gdm-session-private.h
@@ -29,27 +29,41 @@ G_BEGIN_DECLS
 /* state changes */
 void             _gdm_session_conversation_started         (GdmSession   *session,
                                                             const char   *service_name);
-void             _gdm_session_setup_complete               (GdmSession   *session);
+void             _gdm_session_conversation_stopped         (GdmSession   *session,
+                                                            const char   *service_name);
+void             _gdm_session_setup_complete               (GdmSession   *session,
+                                                            const char   *service_name);
 void             _gdm_session_setup_failed                 (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *message);
 void             _gdm_session_reset_complete               (GdmSession   *session);
 void             _gdm_session_reset_failed                 (GdmSession   *session,
                                                             const char   *message);
-void             _gdm_session_authenticated                (GdmSession   *session);
+void             _gdm_session_authenticated                (GdmSession   *session,
+                                                            const char   *service_name);
 void             _gdm_session_authentication_failed        (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
-void             _gdm_session_authorized                   (GdmSession   *session);
+void             _gdm_session_authorized                   (GdmSession   *session,
+                                                            const char   *service_name);
 void             _gdm_session_authorization_failed         (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
-void             _gdm_session_accredited                   (GdmSession   *session);
+void             _gdm_session_accredited                   (GdmSession   *session,
+                                                            const char   *service_name);
 void             _gdm_session_accreditation_failed         (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
-void             _gdm_session_session_opened               (GdmSession   *session);
+void             _gdm_session_session_opened               (GdmSession   *session,
+                                                            const char   *service_name);
 void             _gdm_session_session_open_failed          (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *message);
 void             _gdm_session_session_started              (GdmSession   *session,
+                                                            const char   *service_name,
                                                             int           pid);
 void             _gdm_session_session_start_failed         (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *message);
 void             _gdm_session_session_exited               (GdmSession   *session,
                                                             int           exit_code);
@@ -70,12 +84,16 @@ void             _gdm_session_selected_user_changed        (GdmSession   *sessio
 
 /* call and response stuff */
 void             _gdm_session_info_query                   (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
 void             _gdm_session_secret_info_query            (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
 void             _gdm_session_info                         (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
 void             _gdm_session_problem                      (GdmSession   *session,
+                                                            const char   *service_name,
                                                             const char   *text);
 
 G_END_DECLS
diff --git a/daemon/gdm-session-relay.c b/daemon/gdm-session-relay.c
index a0b4cbf..98ccc51 100644
--- a/daemon/gdm-session-relay.c
+++ b/daemon/gdm-session-relay.c
@@ -212,31 +212,34 @@ gdm_session_relay_setup_for_user (GdmSession *session,
 }
 
 static void
-gdm_session_relay_authenticate (GdmSession *session)
+gdm_session_relay_authenticate (GdmSession *session,
+                                const char *service_name)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
-        send_dbus_void_signal (impl, "Authenticate");
+        send_dbus_string_signal (impl, "Authenticate", service_name);
 }
 
 static void
-gdm_session_relay_authorize (GdmSession *session)
+gdm_session_relay_authorize (GdmSession *session,
+                             const char *service_name)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
-        send_dbus_void_signal (impl, "Authorize");
+        send_dbus_string_signal (impl, "Authorize", service_name);
 }
 
 static void
 gdm_session_relay_accredit (GdmSession *session,
+                            const char *service_name,
                             int         cred_flag)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
 
         switch (cred_flag) {
         case GDM_SESSION_CRED_ESTABLISH:
-                send_dbus_void_signal (impl, "EstablishCredentials");
+                send_dbus_string_signal (impl, "EstablishCredentials", service_name);
                 break;
         case GDM_SESSION_CRED_REFRESH:
-                send_dbus_void_signal (impl, "RefreshCredentials");
+                send_dbus_string_signal (impl, "RefreshCredentials", service_name);
                 break;
         default:
                 g_assert_not_reached ();
@@ -244,18 +247,20 @@ gdm_session_relay_accredit (GdmSession *session,
 }
 
 static void
-gdm_session_relay_open_session (GdmSession *session)
+gdm_session_relay_open_session (GdmSession *session,
+                                const char *service_name)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
-        send_dbus_void_signal (impl, "OpenSession");
+        send_dbus_string_signal (impl, "OpenSession", service_name);
 }
 
 static void
 gdm_session_relay_answer_query (GdmSession *session,
+                                const char *service_name,
                                 const char *text)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
-        send_dbus_string_signal (impl, "AnswerQuery", text);
+        send_dbus_string_string_signal (impl, "AnswerQuery", service_name, text);
 }
 
 static void
@@ -299,11 +304,12 @@ gdm_session_relay_cancel (GdmSession *session)
 }
 
 static void
-gdm_session_relay_start_session (GdmSession *session)
+gdm_session_relay_start_session (GdmSession *session,
+                                 const char *service_name)
 {
         GdmSessionRelay *impl = GDM_SESSION_RELAY (session);
 
-        send_dbus_void_signal (impl, "StartSession");
+        send_dbus_string_signal (impl, "StartSession", service_name);
 }
 
 /* Note: Use abstract sockets like dbus does by default on Linux. Abstract
@@ -341,10 +347,12 @@ handle_info_query (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
-        const char  *text;
+        char  *service_name;
+        char  *text;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -356,7 +364,7 @@ handle_info_query (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_info_query (GDM_SESSION (session_relay), text);
+        _gdm_session_info_query (GDM_SESSION (session_relay), service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -368,12 +376,14 @@ handle_secret_info_query (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
-        const char  *text;
+        char        *service_name;
+        char  *text;
 
         text = NULL;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -385,7 +395,7 @@ handle_secret_info_query (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_secret_info_query (GDM_SESSION (session_relay), text);
+        _gdm_session_secret_info_query (GDM_SESSION (session_relay), service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -397,12 +407,14 @@ handle_info (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
-        const char  *text;
+        char        *service_name;
+        char        *text;
 
         text = NULL;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -414,7 +426,7 @@ handle_info (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_info (GDM_SESSION (session_relay), text);
+        _gdm_session_info (GDM_SESSION (session_relay), service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -426,12 +438,14 @@ handle_problem (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
-        const char  *text;
+        char        *service_name;
+        char        *text;
 
         text = NULL;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_STRING, &text,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -443,7 +457,7 @@ handle_problem (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_problem (GDM_SESSION (session_relay), text);
+        _gdm_session_problem (GDM_SESSION (session_relay), service_name, text);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -455,8 +469,15 @@ handle_setup_complete (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: SetupComplete");
 
@@ -464,7 +485,7 @@ handle_setup_complete (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_setup_complete (GDM_SESSION (session_relay));
+        _gdm_session_setup_complete (GDM_SESSION (session_relay), service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -476,8 +497,15 @@ handle_setup_failed (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: SetupFailed");
 
@@ -485,7 +513,7 @@ handle_setup_failed (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_setup_failed (GDM_SESSION (session_relay), NULL);
+        _gdm_session_setup_failed (GDM_SESSION (session_relay), service_name, NULL);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -498,8 +526,15 @@ handle_authenticated (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: Authenticated");
 
@@ -507,7 +542,7 @@ handle_authenticated (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authenticated (GDM_SESSION (session_relay));
+        _gdm_session_authenticated (GDM_SESSION (session_relay), service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -519,8 +554,15 @@ handle_authentication_failed (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: AuthenticationFailed");
 
@@ -528,7 +570,7 @@ handle_authentication_failed (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authentication_failed (GDM_SESSION (session_relay), NULL);
+        _gdm_session_authentication_failed (GDM_SESSION (session_relay), service_name, NULL);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -540,8 +582,15 @@ handle_authorized (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: Authorized");
 
@@ -549,7 +598,7 @@ handle_authorized (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authorized (GDM_SESSION (session_relay));
+        _gdm_session_authorized (GDM_SESSION (session_relay), service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -561,8 +610,15 @@ handle_authorization_failed (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: AuthorizationFailed");
 
@@ -570,7 +626,7 @@ handle_authorization_failed (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_authorization_failed (GDM_SESSION (session_relay), NULL);
+        _gdm_session_authorization_failed (GDM_SESSION (session_relay), service_name, NULL);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -582,8 +638,15 @@ handle_accredited (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: Accredited");
 
@@ -591,7 +654,7 @@ handle_accredited (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_accredited (GDM_SESSION (session_relay));
+        _gdm_session_accredited (GDM_SESSION (session_relay), service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -603,8 +666,15 @@ handle_accreditation_failed (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
+        if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
+                                     DBUS_TYPE_INVALID)) {
+                g_warning ("ERROR: %s", error.message);
+        }
+        dbus_error_free (&error);
 
         g_debug ("GdmSessionRelay: AccreditationFailed");
 
@@ -612,7 +682,7 @@ handle_accreditation_failed (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_accreditation_failed (GDM_SESSION (session_relay), NULL);
+        _gdm_session_accreditation_failed (GDM_SESSION (session_relay), service_name, NULL);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -623,9 +693,11 @@ handle_session_opened (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
         }
@@ -637,7 +709,7 @@ handle_session_opened (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_session_opened (GDM_SESSION (session_relay));
+        _gdm_session_session_opened (GDM_SESSION (session_relay), service_name);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -649,9 +721,11 @@ handle_session_open_failed (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
 
         dbus_error_init (&error);
         if (! dbus_message_get_args (message, &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
         }
@@ -663,7 +737,7 @@ handle_session_open_failed (GdmSessionRelay *session_relay,
         dbus_connection_send (connection, reply, NULL);
         dbus_message_unref (reply);
 
-        _gdm_session_session_open_failed (GDM_SESSION (session_relay), NULL);
+        _gdm_session_session_open_failed (GDM_SESSION (session_relay), service_name, NULL);
 
         return DBUS_HANDLER_RESULT_HANDLED;
 }
@@ -675,6 +749,7 @@ handle_session_started (GdmSessionRelay *session_relay,
 {
         DBusMessage *reply;
         DBusError    error;
+        char        *service_name;
         int          pid;
 
         dbus_error_init (&error);
@@ -682,6 +757,7 @@ handle_session_started (GdmSessionRelay *session_relay,
         pid = 0;
         if (! dbus_message_get_args (message,
                                      &error,
+                                     DBUS_TYPE_STRING, &service_name,
                                      DBUS_TYPE_INT32, &pid,
                                      DBUS_TYPE_INVALID)) {
                 g_warning ("ERROR: %s", error.message);
@@ -694,6 +770,7 @@ handle_session_started (GdmSessionRelay *session_relay,
         dbus_message_unref (reply);
 
         _gdm_session_session_started (GDM_SESSION (session_relay),
+                                      service_name,
                                       pid);
 
         return DBUS_HANDLER_RESULT_HANDLED;
diff --git a/daemon/gdm-session-worker.c b/daemon/gdm-session-worker.c
index 775f99b..6abd97d 100644
--- a/daemon/gdm-session-worker.c
+++ b/daemon/gdm-session-worker.c
@@ -2892,6 +2892,28 @@ worker_dbus_filter_function (DBusConnection *connection,
         return DBUS_HANDLER_RESULT_HANDLED;
 }
 
+static void
+send_hello (GdmSessionWorker *worker)
+{
+        DBusMessage *message, *reply;
+        DBusError error;
+
+        message = dbus_message_new_method_call (NULL,
+                                                GDM_SESSION_DBUS_PATH,
+                                                GDM_SESSION_DBUS_INTERFACE,
+                                                "Hello");
+
+        dbus_error_init (&error);
+        reply = dbus_connection_send_with_reply_and_block (worker->priv->connection,
+                                                           message, -1, &error);
+        dbus_message_unref (message);
+        dbus_error_free (&error);
+
+        if (reply != NULL) {
+                dbus_message_unref (reply);
+        }
+}
+
 static GObject *
 gdm_session_worker_constructor (GType                  type,
                                 guint                  n_construct_properties,
@@ -2918,6 +2940,11 @@ gdm_session_worker_constructor (GType                  type,
                 exit (1);
         }
 
+        /* Send an initial Hello message so that the session can associate
+         * the conversation we manage with our pid.
+         */
+        send_hello (worker);
+
         dbus_connection_setup_with_g_main (worker->priv->connection, NULL);
         dbus_connection_set_exit_on_disconnect (worker->priv->connection, TRUE);
 
diff --git a/daemon/gdm-session.c b/daemon/gdm-session.c
index 1820e29..8858071 100644
--- a/daemon/gdm-session.c
+++ b/daemon/gdm-session.c
@@ -24,11 +24,13 @@
 #include <glib/gi18n.h>
 #include <glib-object.h>
 
+#include "gdm-marshal.h"
 #include "gdm-session.h"
 #include "gdm-session-private.h"
 
 enum {
         CONVERSATION_STARTED = 0,
+        CONVERSATION_STOPPED,
         SETUP_COMPLETE,
         SETUP_FAILED,
         RESET_COMPLETE,
@@ -89,6 +91,15 @@ gdm_session_start_conversation (GdmSession *session,
 }
 
 void
+gdm_session_stop_conversation (GdmSession *session,
+                              const char *service_name)
+{
+        g_return_if_fail (GDM_IS_SESSION (session));
+
+        GDM_SESSION_GET_IFACE (session)->stop_conversation (session, service_name);
+}
+
+void
 gdm_session_close (GdmSession *session)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
@@ -116,37 +127,41 @@ gdm_session_setup_for_user (GdmSession *session,
 }
 
 void
-gdm_session_authenticate (GdmSession *session)
+gdm_session_authenticate (GdmSession *session,
+                          const char *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->authenticate (session);
+        GDM_SESSION_GET_IFACE (session)->authenticate (session, service_name);
 }
 
 void
-gdm_session_authorize (GdmSession *session)
+gdm_session_authorize (GdmSession *session,
+                       const char *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->authorize (session);
+        GDM_SESSION_GET_IFACE (session)->authorize (session, service_name);
 }
 
 void
 gdm_session_accredit (GdmSession *session,
+                      const char *service_name,
                       int         flag)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->accredit (session, flag);
+        GDM_SESSION_GET_IFACE (session)->accredit (session, service_name, flag);
 }
 
 void
 gdm_session_answer_query (GdmSession *session,
+                          const char *service_name,
                           const char *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->answer_query (session, text);
+        GDM_SESSION_GET_IFACE (session)->answer_query (session, service_name, text);
 }
 
 void
@@ -194,19 +209,21 @@ gdm_session_cancel (GdmSession *session)
 }
 
 void
-gdm_session_open_session (GdmSession *session)
+gdm_session_open_session (GdmSession *session,
+                          const char *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->open_session (session);
+        GDM_SESSION_GET_IFACE (session)->open_session (session, service_name);
 }
 
 void
-gdm_session_start_session (GdmSession *session)
+gdm_session_start_session (GdmSession *session,
+                           const char *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        GDM_SESSION_GET_IFACE (session)->start_session (session);
+        GDM_SESSION_GET_IFACE (session)->start_session (session, service_name);
 }
 
 static void
@@ -223,7 +240,17 @@ gdm_session_class_init (gpointer g_iface)
                               NULL,
                               g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
+        signals [CONVERSATION_STOPPED] =
+                g_signal_new ("conversation-stopped",
+                              iface_type,
+                              G_SIGNAL_RUN_FIRST,
+                              G_STRUCT_OFFSET (GdmSessionIface, conversation_stopped),
+                              NULL,
+                              NULL,
+                              g_cclosure_marshal_VOID__STRING,
+                              G_TYPE_NONE,
+                              1, G_TYPE_STRING);
         signals [SETUP_COMPLETE] =
                 g_signal_new ("setup-complete",
                               iface_type,
@@ -231,9 +258,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, setup_complete),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1,
+                              G_TYPE_STRING);
         signals [SETUP_FAILED] =
                 g_signal_new ("setup-failed",
                               iface_type,
@@ -241,10 +269,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, setup_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [RESET_COMPLETE] =
                 g_signal_new ("reset-complete",
                               iface_type,
@@ -273,9 +301,9 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, authenticated),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
         signals [AUTHENTICATION_FAILED] =
                 g_signal_new ("authentication-failed",
                               iface_type,
@@ -283,10 +311,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, authentication_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [AUTHORIZED] =
                 g_signal_new ("authorized",
                               iface_type,
@@ -294,9 +322,9 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, authorized),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
         signals [AUTHORIZATION_FAILED] =
                 g_signal_new ("authorization-failed",
                               iface_type,
@@ -304,10 +332,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, authorization_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [ACCREDITED] =
                 g_signal_new ("accredited",
                               iface_type,
@@ -315,9 +343,9 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, accredited),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1, G_TYPE_STRING);
         signals [ACCREDITATION_FAILED] =
                 g_signal_new ("accreditation-failed",
                               iface_type,
@@ -325,10 +353,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, accreditation_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
 
          signals [INFO_QUERY] =
                 g_signal_new ("info-query",
@@ -337,10 +365,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, info_query),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [SECRET_INFO_QUERY] =
                 g_signal_new ("secret-info-query",
                               iface_type,
@@ -348,10 +376,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, secret_info_query),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [INFO] =
                 g_signal_new ("info",
                               iface_type,
@@ -359,10 +387,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, info),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [PROBLEM] =
                 g_signal_new ("problem",
                               iface_type,
@@ -370,10 +398,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, problem),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [SESSION_OPENED] =
                 g_signal_new ("session-opened",
                               iface_type,
@@ -381,9 +409,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, session_opened),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
+                              g_cclosure_marshal_VOID__STRING,
                               G_TYPE_NONE,
-                              0);
+                              1,
+                              G_TYPE_STRING);
         signals [SESSION_OPEN_FAILED] =
                 g_signal_new ("session-open-failed",
                               iface_type,
@@ -391,10 +420,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, session_open_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [SESSION_STARTED] =
                 g_signal_new ("session-started",
                               iface_type,
@@ -402,10 +431,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, session_started),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__INT,
+                              gdm_marshal_VOID__STRING_INT,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_INT);
+                              2,
+                              G_TYPE_STRING, G_TYPE_INT);
         signals [SESSION_START_FAILED] =
                 g_signal_new ("session-start-failed",
                               iface_type,
@@ -413,10 +442,10 @@ gdm_session_class_init (gpointer g_iface)
                               G_STRUCT_OFFSET (GdmSessionIface, session_start_failed),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
         signals [SESSION_EXITED] =
                 g_signal_new ("session-exited",
                               iface_type,
@@ -496,19 +525,21 @@ gdm_session_class_init (gpointer g_iface)
 }
 
 void
-_gdm_session_setup_complete (GdmSession   *session)
+_gdm_session_setup_complete (GdmSession   *session,
+                             const char   *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        g_signal_emit (session, signals [SETUP_COMPLETE], 0);
+        g_signal_emit (session, signals [SETUP_COMPLETE], 0, service_name);
 }
 
 void
 _gdm_session_setup_failed (GdmSession   *session,
+                           const char   *service_name,
                            const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SETUP_FAILED], 0, text);
+        g_signal_emit (session, signals [SETUP_FAILED], 0, service_name, text);
 }
 
 void
@@ -528,114 +559,128 @@ _gdm_session_reset_failed (GdmSession   *session,
 }
 
 void
-_gdm_session_authenticated (GdmSession   *session)
+_gdm_session_authenticated (GdmSession   *session,
+                            const char   *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        g_signal_emit (session, signals [AUTHENTICATED], 0);
+        g_signal_emit (session, signals [AUTHENTICATED], 0, service_name);
 }
 
 void
 _gdm_session_authentication_failed (GdmSession   *session,
+                                    const char   *service_name,
                                     const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [AUTHENTICATION_FAILED], 0, text);
+        g_signal_emit (session, signals [AUTHENTICATION_FAILED], 0, service_name, text);
 }
 
 void
-_gdm_session_authorized (GdmSession   *session)
+_gdm_session_authorized (GdmSession   *session,
+                         const char   *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        g_signal_emit (session, signals [AUTHORIZED], 0);
+        g_signal_emit (session, signals [AUTHORIZED], 0, service_name);
 }
 
 void
 _gdm_session_authorization_failed (GdmSession   *session,
+                                   const char   *service_name,
                                    const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [AUTHORIZATION_FAILED], 0, text);
+        g_signal_emit (session, signals [AUTHORIZATION_FAILED], 0, service_name, text);
 }
 
 void
-_gdm_session_accredited (GdmSession   *session)
+_gdm_session_accredited (GdmSession   *session,
+                         const char   *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
 
-        g_signal_emit (session, signals [ACCREDITED], 0);
+        g_signal_emit (session, signals [ACCREDITED], 0, service_name);
 }
 
 void
 _gdm_session_accreditation_failed (GdmSession   *session,
+                                   const char   *service_name,
                                    const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [ACCREDITATION_FAILED], 0, text);
+        g_signal_emit (session, signals [ACCREDITATION_FAILED], 0, service_name, text);
 }
 
 void
 _gdm_session_info_query (GdmSession   *session,
+                         const char   *service_name,
                          const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [INFO_QUERY], 0, text);
+        g_signal_emit (session, signals [INFO_QUERY], 0, service_name, text);
 }
 
 void
 _gdm_session_secret_info_query (GdmSession   *session,
+                                const char   *service_name,
                                 const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SECRET_INFO_QUERY], 0, text);
+        g_signal_emit (session, signals [SECRET_INFO_QUERY], 0, service_name, text);
 }
 
 void
 _gdm_session_info (GdmSession   *session,
+                   const char   *service_name,
                    const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [INFO], 0, text);
+        g_signal_emit (session, signals [INFO], 0, service_name, text);
 }
 
 void
 _gdm_session_problem (GdmSession   *session,
+                      const char   *service_name,
                       const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [PROBLEM], 0, text);
+        g_signal_emit (session, signals [PROBLEM], 0, service_name, text);
 }
 
 void
-_gdm_session_session_opened (GdmSession   *session)
+_gdm_session_session_opened (GdmSession   *session,
+                             const char   *service_name)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SESSION_OPENED], 0);
+        g_signal_emit (session, signals [SESSION_OPENED], 0, service_name);
 }
 
 void
 _gdm_session_session_open_failed (GdmSession   *session,
+                                  const char   *service_name,
                                   const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SESSION_OPEN_FAILED], 0, text);
+        g_signal_emit (session, signals [SESSION_OPEN_FAILED], 0, service_name, text);
 }
 
 void
 _gdm_session_session_started (GdmSession   *session,
+                              const char   *service_name,
                               int           pid)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SESSION_STARTED], 0, pid);
+        g_signal_emit (session, signals [SESSION_STARTED], 0, service_name, pid);
 }
 
 void
 _gdm_session_session_start_failed (GdmSession   *session,
+                                   const char   *service_name,
                                    const char   *text)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
-        g_signal_emit (session, signals [SESSION_START_FAILED], 0, text);
+        g_signal_emit (session, signals [SESSION_START_FAILED], 0, service_name, text);
 }
 
 void
@@ -663,6 +708,14 @@ _gdm_session_conversation_started (GdmSession   *session,
 }
 
 void
+_gdm_session_conversation_stopped (GdmSession   *session,
+                                   const char   *service_name)
+{
+        g_return_if_fail (GDM_IS_SESSION (session));
+        g_signal_emit (session, signals [CONVERSATION_STOPPED], 0, service_name);
+}
+
+void
 _gdm_session_closed (GdmSession   *session)
 {
         g_return_if_fail (GDM_IS_SESSION (session));
diff --git a/daemon/gdm-session.h b/daemon/gdm-session.h
index 00c2fa4..22c2ccb 100644
--- a/daemon/gdm-session.h
+++ b/daemon/gdm-session.h
@@ -47,18 +47,25 @@ struct _GdmSessionIface
         /* Methods */
         void (* start_conversation)          (GdmSession   *session,
                                               const char   *service_name);
+        void (* stop_conversation)           (GdmSession   *session,
+                                              const char   *service_name);
         void (* setup)                       (GdmSession   *session,
                                               const char   *service_name);
         void (* setup_for_user)              (GdmSession   *session,
                                               const char   *service_name,
                                               const char   *username);
         void (* reset)                       (GdmSession   *session);
-        void (* authenticate)                (GdmSession   *session);
-        void (* authorize)                   (GdmSession   *session);
+        void (* authenticate)                (GdmSession   *session,
+                                              const char   *service_name);
+        void (* authorize)                   (GdmSession   *session,
+                                              const char   *service_name);
         void (* accredit)                    (GdmSession   *session,
+                                              const char   *service_name,
                                               int           cred_flag);
-        void (* open_session)                (GdmSession   *session);
+        void (* open_session)                (GdmSession   *session,
+                                              const char   *service_name);
         void (* answer_query)                (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *text);
         void (* select_language)             (GdmSession   *session,
                                               const char   *text);
@@ -68,41 +75,58 @@ struct _GdmSessionIface
                                               const char   *text);
         void (* select_user)                 (GdmSession   *session,
                                               const char   *text);
-        void (* start_session)               (GdmSession   *session);
+        void (* start_session)               (GdmSession   *session,
+                                              const char   *service_name);
         void (* close)                       (GdmSession   *session);
         void (* cancel)                      (GdmSession   *session);
 
         /* Signals */
-        void (* setup_complete)              (GdmSession   *session);
+        void (* setup_complete)              (GdmSession   *session,
+                                              const char   *service_name);
         void (* setup_failed)                (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
         void (* reset_complete)              (GdmSession   *session);
         void (* reset_failed)                (GdmSession   *session,
                                               const char   *message);
-        void (* authenticated)               (GdmSession   *session);
+        void (* authenticated)               (GdmSession   *session,
+                                              const char   *service_name);
         void (* authentication_failed)       (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
-        void (* authorized)                  (GdmSession   *session);
+        void (* authorized)                  (GdmSession   *session,
+                                              const char   *service_name);
         void (* authorization_failed)        (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
-        void (* accredited)                  (GdmSession   *session);
+        void (* accredited)                  (GdmSession   *session,
+                                              const char   *service_name);
         void (* accreditation_failed)        (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
 
         void (* info_query)                  (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *query_text);
         void (* secret_info_query)           (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *query_text);
         void (* info)                        (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *info);
         void (* problem)                     (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *problem);
-        void (* session_opened)              (GdmSession   *session);
+        void (* session_opened)              (GdmSession   *session,
+                                              const char   *service_name);
         void (* session_open_failed)         (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
         void (* session_started)             (GdmSession   *session,
+                                              const char   *service_name,
                                               int           pid);
         void (* session_start_failed)        (GdmSession   *session,
+                                              const char   *service_name,
                                               const char   *message);
         void (* session_exited)              (GdmSession   *session,
                                               int           exit_code);
@@ -110,6 +134,8 @@ struct _GdmSessionIface
                                               int           signal_number);
         void (* conversation_started)        (GdmSession   *session,
                                               const char   *service_name);
+        void (* conversation_stopped)        (GdmSession   *session,
+                                              const char   *service_name);
         void (* closed)                      (GdmSession   *session);
         void (* selected_user_changed)       (GdmSession   *session,
                                               const char   *text);
@@ -126,21 +152,29 @@ GType    gdm_session_get_type                    (void) G_GNUC_CONST;
 
 void     gdm_session_start_conversation          (GdmSession *session,
                                                   const char *service_name);
+void     gdm_session_stop_conversation           (GdmSession *session,
+                                                  const char *service_name);
 void     gdm_session_setup                       (GdmSession *session,
                                                   const char *service_name);
 void     gdm_session_setup_for_user              (GdmSession *session,
                                                   const char *service_name,
                                                   const char *username);
 void     gdm_session_reset                       (GdmSession *session);
-void     gdm_session_authenticate                (GdmSession *session);
-void     gdm_session_authorize                   (GdmSession *session);
+void     gdm_session_authenticate                (GdmSession *session,
+                                                  const char *service_name);
+void     gdm_session_authorize                   (GdmSession *session,
+                                                  const char *service_name);
 void     gdm_session_accredit                    (GdmSession *session,
+                                                  const char *service_name,
                                                   int         cred_flag);
-void     gdm_session_open_session                (GdmSession *session);
-void     gdm_session_start_session               (GdmSession *session);
+void     gdm_session_open_session                (GdmSession *session,
+                                                  const char *service_name);
+void     gdm_session_start_session               (GdmSession *session,
+                                                  const char *service_name);
 void     gdm_session_close                       (GdmSession *session);
 
 void     gdm_session_answer_query                (GdmSession *session,
+                                                  const char *service_name,
                                                   const char *text);
 void     gdm_session_select_session              (GdmSession *session,
                                                   const char *session_name);
diff --git a/daemon/gdm-simple-slave.c b/daemon/gdm-simple-slave.c
index 5bb5251..4f4f331 100644
--- a/daemon/gdm-simple-slave.c
+++ b/daemon/gdm-simple-slave.c
@@ -71,6 +71,8 @@ struct GdmSimpleSlavePrivate
         guint              greeter_reset_id;
         guint              start_session_id;
 
+        char              *start_session_service_name;
+
         int                ping_interval;
 
         GPid               server_pid;
@@ -102,6 +104,7 @@ static void start_greeter      (GdmSimpleSlave *slave);
 
 static void
 on_session_started (GdmSession       *session,
+                    const char       *service_name,
                     int               pid,
                     GdmSimpleSlave   *slave)
 {
@@ -233,23 +236,25 @@ queue_auth_failed_reset (GdmSimpleSlave *slave)
 
 static void
 on_session_setup_complete (GdmSession     *session,
+                           const char     *service_name,
                            GdmSimpleSlave *slave)
 {
-        gdm_session_authenticate (session);
+        gdm_session_authenticate (session, service_name);
 }
 
 static void
 on_session_setup_failed (GdmSession     *session,
+                         const char     *service_name,
                          const char     *message,
                          GdmSimpleSlave *slave)
 {
         if (slave->priv->greeter_server != NULL) {
                 gdm_greeter_server_problem (slave->priv->greeter_server,
-                                           message != NULL ? message:  _("Unable to initialize login system"));
+                                            service_name,
+                                            message != NULL ? message:  _("Unable to initialize login system"));
         }
 
-        destroy_session (slave);
-        queue_greeter_reset (slave);
+        gdm_session_stop_conversation (session, service_name);
 }
 
 static void
@@ -269,29 +274,32 @@ on_session_reset_failed (GdmSession     *session,
 
 static void
 on_session_authenticated (GdmSession     *session,
+                          const char     *service_name,
                           GdmSimpleSlave *slave)
 {
-        gdm_session_authorize (session);
+        gdm_session_authorize (session, service_name);
 }
 
 static void
 on_session_authentication_failed (GdmSession     *session,
+                                  const char     *service_name,
                                   const char     *message,
                                   GdmSimpleSlave *slave)
 {
         if (slave->priv->greeter_server != NULL) {
                 gdm_greeter_server_problem (slave->priv->greeter_server,
+                                            service_name,
                                             message != NULL ? message : _("Unable to authenticate user"));
         }
 
-        destroy_session (slave);
-
         g_debug ("GdmSimpleSlave: Authentication failed - may retry");
+        gdm_session_stop_conversation (session, service_name);
         queue_auth_failed_reset (slave);
 }
 
 static void
-gdm_simple_slave_accredit_when_ready (GdmSimpleSlave *slave)
+gdm_simple_slave_accredit_when_ready (GdmSimpleSlave *slave,
+                                      const char     *service_name)
 {
         if (slave->priv->start_session_when_ready) {
                 char *ssid;
@@ -312,7 +320,7 @@ gdm_simple_slave_accredit_when_ready (GdmSimpleSlave *slave)
                 g_free (ssid);
                 g_free (username);
 
-                gdm_session_accredit (GDM_SESSION (slave->priv->session), cred_flag);
+                gdm_session_accredit (GDM_SESSION (slave->priv->session), service_name, cred_flag);
         } else {
                 slave->priv->waiting_to_start_session = TRUE;
         }
@@ -320,29 +328,31 @@ gdm_simple_slave_accredit_when_ready (GdmSimpleSlave *slave)
 
 static void
 on_session_authorized (GdmSession     *session,
+                       const char     *service_name,
                        GdmSimpleSlave *slave)
 {
         if (slave->priv->greeter_server != NULL) {
-                gdm_greeter_server_user_authorized (slave->priv->greeter_server);
-                gdm_simple_slave_accredit_when_ready (slave);
+                gdm_greeter_server_user_authorized (slave->priv->greeter_server, service_name);
+                gdm_simple_slave_accredit_when_ready (slave, service_name);
         } else {
                 slave->priv->start_session_when_ready = TRUE;
-                gdm_simple_slave_accredit_when_ready (slave);
+                gdm_simple_slave_accredit_when_ready (slave, service_name);
         }
 }
 
 static void
 on_session_authorization_failed (GdmSession     *session,
+                                 const char     *service_name,
                                  const char     *message,
                                  GdmSimpleSlave *slave)
 {
         if (slave->priv->greeter_server != NULL) {
                 gdm_greeter_server_problem (slave->priv->greeter_server,
-                                           message != NULL ? message :  _("Unable to authorize user"));
+                                            service_name,
+                                            message != NULL ? message :  _("Unable to authorize user"));
         }
 
-        destroy_session (slave);
-        queue_greeter_reset (slave);
+        gdm_session_stop_conversation (session, service_name);
 }
 
 static gboolean
@@ -425,31 +435,38 @@ start_session_timeout (GdmSimpleSlave *slave)
 
         g_free (auth_file);
 
-        gdm_session_start_session (GDM_SESSION (slave->priv->session));
+        gdm_session_start_session (GDM_SESSION (slave->priv->session),
+                                   slave->priv->start_session_service_name);
  out:
         slave->priv->start_session_id = 0;
+        g_free (slave->priv->start_session_service_name);
+        slave->priv->start_session_service_name = NULL;
         return FALSE;
 }
 
 static void
-queue_start_session (GdmSimpleSlave *slave)
+queue_start_session (GdmSimpleSlave *slave,
+                     const char     *service_name)
 {
         if (slave->priv->start_session_id > 0) {
                 return;
         }
 
         slave->priv->start_session_id = g_idle_add ((GSourceFunc)start_session_timeout, slave);
+        slave->priv->start_session_service_name = g_strdup (service_name);
 }
 
 static void
 on_session_accredited (GdmSession     *session,
+                       const char     *service_name,
                        GdmSimpleSlave *slave)
 {
-        gdm_session_open_session (session);
+        gdm_session_open_session (session, service_name);
 }
 
 static void
 on_session_accreditation_failed (GdmSession     *session,
+                                 const char     *service_name,
                                  const char     *message,
                                  GdmSimpleSlave *slave)
 {
@@ -470,6 +487,7 @@ on_session_accreditation_failed (GdmSession     *session,
                                 problem = _("Unable to establish credentials");
                         }
                         gdm_greeter_server_problem (slave->priv->greeter_server,
+                                                    service_name,
                                                     problem);
                 }
         }
@@ -478,69 +496,74 @@ on_session_accreditation_failed (GdmSession     *session,
            when Xorg exits it switches to the VT it was
            started from.  That interferes with fast
            user switching. */
-        destroy_session (slave);
 
-        queue_greeter_reset (slave);
+        gdm_session_stop_conversation (session, service_name);
 }
 
 static void
 on_session_opened (GdmSession     *session,
+                   const char     *service_name,
                    GdmSimpleSlave *slave)
 {
-        queue_start_session (slave);
+        queue_start_session (slave, service_name);
 }
 
 static void
 on_session_open_failed (GdmSession     *session,
+                        const char     *service_name,
                         const char     *message,
                         GdmSimpleSlave *slave)
 {
         if (slave->priv->greeter_server != NULL) {
                 gdm_greeter_server_problem (slave->priv->greeter_server,
+                                            service_name,
                                             _("Unable to open session"));
         }
 
-        destroy_session (slave);
-        queue_greeter_reset (slave);
+        gdm_session_stop_conversation (session, service_name);
 }
 
 static void
 on_session_info (GdmSession     *session,
+                 const char     *service_name,
                  const char     *text,
                  GdmSimpleSlave *slave)
 {
         g_debug ("GdmSimpleSlave: Info: %s", text);
         if (slave->priv->greeter_server != NULL) {
-                gdm_greeter_server_info (slave->priv->greeter_server, text);
+                gdm_greeter_server_info (slave->priv->greeter_server, service_name, text);
         }
 }
 
 static void
 on_session_problem (GdmSession     *session,
+                    const char     *service_name,
                     const char     *text,
                     GdmSimpleSlave *slave)
 {
         g_debug ("GdmSimpleSlave: Problem: %s", text);
-        gdm_greeter_server_problem (slave->priv->greeter_server, text);
+        gdm_greeter_server_problem (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_info_query (GdmSession     *session,
+                       const char     *service_name,
                        const char     *text,
                        GdmSimpleSlave *slave)
 {
 
         g_debug ("GdmSimpleSlave: Info query: %s", text);
-        gdm_greeter_server_info_query (slave->priv->greeter_server, text);
+        gdm_greeter_server_info_query (slave->priv->greeter_server, service_name, text);
 }
 
 static void
 on_session_secret_info_query (GdmSession     *session,
+                              const char     *service_name,
                               const char     *text,
                               GdmSimpleSlave *slave)
 {
         g_debug ("GdmSimpleSlave: Secret info query: %s", text);
-        gdm_greeter_server_secret_info_query (slave->priv->greeter_server, text);
+        gdm_greeter_server_secret_info_query (slave->priv->greeter_server, service_name, text);
 }
 
 static void
@@ -583,6 +606,23 @@ on_session_conversation_started (GdmSession     *session,
 }
 
 static void
+on_session_conversation_stopped (GdmSession     *session,
+                                 const char     *service_name,
+                                 GdmSimpleSlave *slave)
+{
+        gboolean res;
+        g_debug ("GdmSimpleSlave: conversation stopped");
+
+        if (slave->priv->greeter_server != NULL) {
+                res = gdm_greeter_server_conversation_stopped (slave->priv->greeter_server,
+                                                               service_name);
+                if (! res) {
+                        g_warning ("Unable to send conversation stopped");
+                }
+        }
+}
+
+static void
 on_session_selected_user_changed (GdmSession     *session,
                                   const char     *text,
                                   GdmSimpleSlave *slave)
@@ -686,6 +726,10 @@ create_new_session (GdmSimpleSlave *slave)
                           G_CALLBACK (on_session_conversation_started),
                           slave);
         g_signal_connect (slave->priv->session,
+                          "conversation-stopped",
+                          G_CALLBACK (on_session_conversation_stopped),
+                          slave);
+        g_signal_connect (slave->priv->session,
                           "setup-complete",
                           G_CALLBACK (on_session_setup_complete),
                           slave);
@@ -801,6 +845,9 @@ destroy_session (GdmSimpleSlave *slave)
                                               G_CALLBACK (on_session_conversation_started),
                                               slave);
         g_signal_handlers_disconnect_by_func (slave->priv->session,
+                                              G_CALLBACK (on_session_conversation_stopped),
+                                              slave);
+        g_signal_handlers_disconnect_by_func (slave->priv->session,
                                               G_CALLBACK (on_session_setup_complete),
                                               slave);
         g_signal_handlers_disconnect_by_func (slave->priv->session,
@@ -928,11 +975,12 @@ on_greeter_start_conversation (GdmGreeterServer *greeter_server,
 
 static void
 on_greeter_begin_verification (GdmGreeterServer *greeter_server,
+                               const char       *service_name,
                                GdmSimpleSlave   *slave)
 {
         g_debug ("GdmSimpleSlave: begin verification");
         gdm_session_setup (GDM_SESSION (slave->priv->session),
-                           "gdm");
+                           service_name);
 }
 
 static void
@@ -948,21 +996,23 @@ on_greeter_begin_auto_login (GdmGreeterServer *greeter_server,
 
 static void
 on_greeter_begin_verification_for_user (GdmGreeterServer *greeter_server,
+                                        const char       *service_name,
                                         const char       *username,
                                         GdmSimpleSlave   *slave)
 {
         g_debug ("GdmSimpleSlave: begin verification");
         gdm_session_setup_for_user (GDM_SESSION (slave->priv->session),
-                                    "gdm",
+                                    service_name,
                                     username);
 }
 
 static void
 on_greeter_answer (GdmGreeterServer *greeter_server,
+                   const char       *service_name,
                    const char       *text,
                    GdmSimpleSlave   *slave)
 {
-        gdm_session_answer_query (GDM_SESSION (slave->priv->session), text);
+        gdm_session_answer_query (GDM_SESSION (slave->priv->session), service_name, text);
 }
 
 static void
@@ -1025,18 +1075,20 @@ on_greeter_connected (GdmGreeterServer *greeter_server,
 
 static void
 on_start_session_when_ready (GdmGreeterServer *session,
+                             const char       *service_name,
                              GdmSimpleSlave   *slave)
 {
         g_debug ("GdmSimpleSlave: Will start session when ready");
         slave->priv->start_session_when_ready = TRUE;
 
         if (slave->priv->waiting_to_start_session) {
-                gdm_simple_slave_accredit_when_ready (slave);
+                gdm_simple_slave_accredit_when_ready (slave, service_name);
         }
 }
 
 static void
 on_start_session_later (GdmGreeterServer *session,
+                        const char       *service_name,
                         GdmSimpleSlave   *slave)
 {
         g_debug ("GdmSimpleSlave: Will start session when ready and told");
diff --git a/daemon/test-session.c b/daemon/test-session.c
index 9bfda86..fe78230 100644
--- a/daemon/test-session.c
+++ b/daemon/test-session.c
@@ -44,10 +44,11 @@ on_conversation_started (GdmSession *session,
 
 static void
 on_session_setup_complete (GdmSession *session,
+                           const char *service_name,
                            gpointer    data)
 {
         g_debug ("Session setup complete");
-        gdm_session_authenticate (session);
+        gdm_session_authenticate (session, service_name);
 }
 
 static void
@@ -79,10 +80,11 @@ on_session_reset_failed (GdmSession *session,
 
 static void
 on_session_authenticated (GdmSession *session,
+                          const char *service_name,
                           gpointer    data)
 {
         g_debug ("Session authenticated");
-        gdm_session_authorize (session);
+        gdm_session_authorize (session, service_name);
 }
 
 static void
@@ -97,14 +99,16 @@ on_session_authentication_failed (GdmSession *session,
 
 static void
 on_session_authorized (GdmSession *session,
+                       const char *service_name,
                        gpointer    data)
 {
         g_debug ("Session authorized");
-        gdm_session_accredit (session, GDM_SESSION_CRED_ESTABLISH);
+        gdm_session_accredit (session, service_name, GDM_SESSION_CRED_ESTABLISH);
 }
 
 static void
 on_session_authorization_failed (GdmSession *session,
+                                 const char *service_name,
                                  const char *message,
                                  gpointer    data)
 {
@@ -115,6 +119,7 @@ on_session_authorization_failed (GdmSession *session,
 
 static void
 on_session_accredited (GdmSession *session,
+                       const char *service_name,
                        gpointer    data)
 {
         char *username;
@@ -125,12 +130,13 @@ on_session_accredited (GdmSession *session,
                  username ? username : "", username ? " " : "");
         g_free (username);
 
-        gdm_session_start_session (session);
+        gdm_session_start_session (session, service_name);
 
 }
 
 static void
 on_session_accreditation_failed (GdmSession *session,
+                                 const char *service_name,
                                  const char *message,
                                  gpointer    data)
 {
@@ -165,6 +171,7 @@ on_session_died (GdmSession *session,
 
 static void
 on_info_query (GdmSession *session,
+               const char *service_name,
                const char *query_text)
 {
         char  answer[1024];
@@ -184,12 +191,13 @@ on_info_query (GdmSession *session,
                 gdm_session_close (session);
                 g_main_loop_quit (loop);
         } else {
-                gdm_session_answer_query (session, answer);
+                gdm_session_answer_query (session, service_name, answer);
         }
 }
 
 static void
 on_info (GdmSession *session,
+         const char *service_name,
          const char *info)
 {
         g_print ("\n** NOTE: %s\n", info);
@@ -197,6 +205,7 @@ on_info (GdmSession *session,
 
 static void
 on_problem (GdmSession *session,
+            const char *service_name,
             const char *problem)
 {
         g_print ("\n** WARNING: %s\n", problem);
@@ -204,6 +213,7 @@ on_problem (GdmSession *session,
 
 static void
 on_secret_info_query (GdmSession *session,
+                      const char *service_name,
                       const char *query_text)
 {
         char           answer[1024];
@@ -233,7 +243,7 @@ on_secret_info_query (GdmSession *session,
 
         g_print ("\n");
 
-        gdm_session_answer_query (session, answer);
+        gdm_session_answer_query (session, service_name, answer);
 }
 
 static void
diff --git a/gui/simple-greeter/gdm-greeter-client.c b/gui/simple-greeter/gdm-greeter-client.c
index b175fc9..e42ab1e 100644
--- a/gui/simple-greeter/gdm-greeter-client.c
+++ b/gui/simple-greeter/gdm-greeter-client.c
@@ -135,6 +135,37 @@ emit_string_and_int_signal_for_message (GdmGreeterClient *client,
 }
 
 static void
+emit_string_and_string_signal_for_message (GdmGreeterClient *client,
+                                           const char       *name,
+                                           DBusMessage      *message,
+                                           int               signal)
+{
+        DBusError   error;
+        char *text1;
+        char *text2;
+        dbus_bool_t res;
+
+        dbus_error_init (&error);
+        res = dbus_message_get_args (message,
+                                     &error,
+                                     DBUS_TYPE_STRING, &text1,
+                                     DBUS_TYPE_STRING, &text2,
+                                     DBUS_TYPE_INVALID);
+        if (res) {
+
+                g_debug ("GdmGreeterClient: Received %s (%s, %s)", name, text1, text2);
+
+                g_signal_emit (client,
+                               gdm_greeter_client_signals[signal],
+                               0, text1, text2);
+        } else {
+                g_warning ("Unable to get arguments: %s", error.message);
+                dbus_error_free (&error);
+        }
+        dbus_error_free (&error);
+}
+
+static void
 emit_string_signal_for_message (GdmGreeterClient *client,
                                 const char       *name,
                                 DBusMessage      *message,
@@ -201,37 +232,35 @@ static void
 on_user_authorized (GdmGreeterClient *client,
                     DBusMessage      *message)
 {
-        g_signal_emit (client,
-                       gdm_greeter_client_signals[USER_AUTHORIZED],
-                       0);
+        emit_string_signal_for_message (client, "UserAuthorized", message, USER_AUTHORIZED);
 }
 
 static void
 on_info_query (GdmGreeterClient *client,
                DBusMessage      *message)
 {
-        emit_string_signal_for_message (client, "InfoQuery", message, INFO_QUERY);
+        emit_string_and_string_signal_for_message (client, "InfoQuery", message, INFO_QUERY);
 }
 
 static void
 on_secret_info_query (GdmGreeterClient *client,
                       DBusMessage      *message)
 {
-        emit_string_signal_for_message (client, "SecretInfoQuery", message, SECRET_INFO_QUERY);
+        emit_string_and_string_signal_for_message (client, "SecretInfoQuery", message, SECRET_INFO_QUERY);
 }
 
 static void
 on_info (GdmGreeterClient *client,
          DBusMessage      *message)
 {
-        emit_string_signal_for_message (client, "Info", message, INFO);
+        emit_string_and_string_signal_for_message (client, "Info", message, INFO);
 }
 
 static void
 on_problem (GdmGreeterClient *client,
             DBusMessage      *message)
 {
-        emit_string_signal_for_message (client, "Problem", message, PROBLEM);
+        emit_string_and_string_signal_for_message (client, "Problem", message, PROBLEM);
 }
 
 static void
@@ -319,14 +348,22 @@ send_dbus_string_method (DBusConnection *connection,
 }
 
 static gboolean
-send_dbus_bool_method (DBusConnection *connection,
-                       const char     *method,
-                       gboolean        payload)
+send_dbus_string_and_bool_method (DBusConnection *connection,
+                                  const char     *method,
+                                  const char     *string_payload,
+                                  gboolean        bool_payload)
 {
         DBusError       error;
         DBusMessage    *message;
         DBusMessage    *reply;
         DBusMessageIter iter;
+        const char     *str;
+
+        if (string_payload != NULL) {
+                str = string_payload;
+        } else {
+                str = "";
+        }
 
         g_debug ("GdmGreeterClient: Calling %s", method);
         message = dbus_message_new_method_call (NULL,
@@ -340,8 +377,77 @@ send_dbus_bool_method (DBusConnection *connection,
 
         dbus_message_iter_init_append (message, &iter);
         dbus_message_iter_append_basic (&iter,
+                                        DBUS_TYPE_STRING,
+                                        &str);
+
+        dbus_message_iter_append_basic (&iter,
                                         DBUS_TYPE_BOOLEAN,
-                                        &payload);
+                                        &bool_payload);
+
+        dbus_error_init (&error);
+        reply = dbus_connection_send_with_reply_and_block (connection,
+                                                           message,
+                                                           -1,
+                                                           &error);
+
+        dbus_message_unref (message);
+
+        if (dbus_error_is_set (&error)) {
+                g_warning ("%s %s raised: %s\n",
+                           method,
+                           error.name,
+                           error.message);
+                return FALSE;
+        }
+        if (reply != NULL) {
+                dbus_message_unref (reply);
+        }
+        dbus_connection_flush (connection);
+
+        return TRUE;
+}
+
+static gboolean
+send_dbus_string_and_string_method (DBusConnection *connection,
+                                    const char     *method,
+                                    const char     *payload1,
+                                    const char     *payload2)
+{
+        DBusError       error;
+        DBusMessage    *message;
+        DBusMessage    *reply;
+        DBusMessageIter iter;
+        const char     *str;
+
+        g_debug ("GdmGreeterClient: Calling %s", method);
+        message = dbus_message_new_method_call (NULL,
+                                                GREETER_SERVER_DBUS_PATH,
+                                                GREETER_SERVER_DBUS_INTERFACE,
+                                                method);
+        if (message == NULL) {
+                g_warning ("Couldn't allocate the D-Bus message");
+                return FALSE;
+        }
+
+        dbus_message_iter_init_append (message, &iter);
+
+        if (payload1 != NULL) {
+                str = payload1;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter,
+                                        DBUS_TYPE_STRING,
+                                        &str);
+
+        if (payload2 != NULL) {
+                str = payload2;
+        } else {
+                str = "";
+        }
+        dbus_message_iter_append_basic (&iter,
+                                        DBUS_TYPE_STRING,
+                                        &str);
 
         dbus_error_init (&error);
         reply = dbus_connection_send_with_reply_and_block (connection,
@@ -424,37 +530,44 @@ gdm_greeter_client_call_begin_auto_login (GdmGreeterClient *client,
 }
 
 void
-gdm_greeter_client_call_begin_verification (GdmGreeterClient *client)
+gdm_greeter_client_call_begin_verification (GdmGreeterClient *client,
+                                            const char       *service_name)
 {
-        send_dbus_void_method (client->priv->connection,
-                               "BeginVerification");
+        send_dbus_string_method (client->priv->connection,
+                                 "BeginVerification", service_name);
 }
 
 void
 gdm_greeter_client_call_begin_verification_for_user (GdmGreeterClient *client,
+                                                     const char       *service_name,
                                                      const char       *username)
 {
-        send_dbus_string_method (client->priv->connection,
-                                 "BeginVerificationForUser",
-                                 username);
+        send_dbus_string_and_string_method (client->priv->connection,
+                                            "BeginVerificationForUser",
+                                            service_name,
+                                            username);
 }
 
 void
 gdm_greeter_client_call_answer_query (GdmGreeterClient *client,
+                                      const char       *service_name,
                                       const char       *text)
 {
-        send_dbus_string_method (client->priv->connection,
-                                 "AnswerQuery",
-                                 text);
+        send_dbus_string_and_string_method (client->priv->connection,
+                                            "AnswerQuery",
+                                            service_name,
+                                            text);
 }
 
 void
 gdm_greeter_client_call_start_session_when_ready  (GdmGreeterClient *client,
+                                                   const char       *service_name,
                                                    gboolean          should_start_session)
 {
-        send_dbus_bool_method (client->priv->connection,
-                               "StartSessionWhenReady",
-                               should_start_session);
+        send_dbus_string_and_bool_method (client->priv->connection,
+                                          "StartSessionWhenReady",
+                                          service_name,
+                                          should_start_session);
 }
 
 void
@@ -849,10 +962,10 @@ gdm_greeter_client_class_init (GdmGreeterClientClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterClientClass, info_query),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
 
         gdm_greeter_client_signals[SECRET_INFO_QUERY] =
                 g_signal_new ("secret-info-query",
@@ -861,10 +974,10 @@ gdm_greeter_client_class_init (GdmGreeterClientClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterClientClass, secret_info_query),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
 
         gdm_greeter_client_signals[INFO] =
                 g_signal_new ("info",
@@ -873,10 +986,10 @@ gdm_greeter_client_class_init (GdmGreeterClientClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterClientClass, info),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
 
         gdm_greeter_client_signals[PROBLEM] =
                 g_signal_new ("problem",
@@ -885,10 +998,10 @@ gdm_greeter_client_class_init (GdmGreeterClientClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterClientClass, problem),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__STRING,
+                              gdm_marshal_VOID__STRING_STRING,
                               G_TYPE_NONE,
-                              1,
-                              G_TYPE_STRING);
+                              2,
+                              G_TYPE_STRING, G_TYPE_STRING);
 
         gdm_greeter_client_signals[READY] =
                 g_signal_new ("ready",
@@ -980,8 +1093,9 @@ gdm_greeter_client_class_init (GdmGreeterClientClass *klass)
                               G_STRUCT_OFFSET (GdmGreeterClientClass, user_authorized),
                               NULL,
                               NULL,
-                              g_cclosure_marshal_VOID__VOID,
-                              G_TYPE_NONE, 0);
+                              g_cclosure_marshal_VOID__STRING,
+                              G_TYPE_NONE,
+                              1, G_TYPE_STRING);
 }
 
 static void
diff --git a/gui/simple-greeter/gdm-greeter-client.h b/gui/simple-greeter/gdm-greeter-client.h
index e08aaa5..2f27503 100644
--- a/gui/simple-greeter/gdm-greeter-client.h
+++ b/gui/simple-greeter/gdm-greeter-client.h
@@ -45,17 +45,22 @@ typedef struct
         GObjectClass   parent_class;
 
         void (* info_query)              (GdmGreeterClient  *client,
+                                          const char        *service_name,
                                           const char        *query_text);
 
         void (* secret_info_query)       (GdmGreeterClient  *client,
+                                          const char        *service_name,
                                           const char        *query_text);
 
         void (* info)                    (GdmGreeterClient  *client,
+                                          const char        *service_name,
                                           const char        *info);
 
         void (* problem)                 (GdmGreeterClient  *client,
+                                          const char        *service_name,
                                           const char        *problem);
-        void (* ready)                   (GdmGreeterClient  *client);
+        void (* ready)                   (GdmGreeterClient  *client,
+                                          const char        *service_name);
         void (* reset)                   (GdmGreeterClient  *client);
         void (* authentication_failed)   (GdmGreeterClient  *client);
         void (* selected_user_changed)   (GdmGreeterClient  *client,
@@ -70,7 +75,8 @@ typedef struct
         void (* timed_login_requested)   (GdmGreeterClient  *client,
                                           const char        *username,
                                           int                delay);
-        void (* user_authorized)         (GdmGreeterClient  *client);
+        void (* user_authorized)         (GdmGreeterClient  *client,
+                                          const char        *service_name);
 } GdmGreeterClientClass;
 
 #define GDM_GREETER_CLIENT_ERROR (gdm_greeter_client_error_quark ())
@@ -96,8 +102,10 @@ void               gdm_greeter_client_call_start_conversation        (GdmGreeter
                                                                       const char       *service_name);
 void               gdm_greeter_client_call_begin_auto_login          (GdmGreeterClient *client,
                                                                       const char       *username);
-void               gdm_greeter_client_call_begin_verification        (GdmGreeterClient *client);
+void               gdm_greeter_client_call_begin_verification        (GdmGreeterClient *client,
+                                                                      const char       *service_name);
 void               gdm_greeter_client_call_begin_verification_for_user (GdmGreeterClient *client,
+                                                                        const char       *service_name,
                                                                         const char       *username);
 void               gdm_greeter_client_call_cancel                    (GdmGreeterClient *client);
 void               gdm_greeter_client_call_disconnect                (GdmGreeterClient *client);
@@ -112,9 +120,11 @@ void               gdm_greeter_client_call_select_layout             (GdmGreeter
 void               gdm_greeter_client_call_select_session            (GdmGreeterClient *client,
                                                                       const char       *text);
 void               gdm_greeter_client_call_answer_query              (GdmGreeterClient *client,
+                                                                      const char       *service_name,
                                                                       const char       *text);
 
 void               gdm_greeter_client_call_start_session_when_ready  (GdmGreeterClient *client,
+                                                                      const char       *service_name,
                                                                       gboolean          should_start_session);
 
 
diff --git a/gui/simple-greeter/gdm-greeter-session.c b/gui/simple-greeter/gdm-greeter-session.c
index 63de620..b7e7f1c 100644
--- a/gui/simple-greeter/gdm-greeter-session.c
+++ b/gui/simple-greeter/gdm-greeter-session.c
@@ -69,6 +69,7 @@ static gpointer session_object = NULL;
 
 static void
 on_info (GdmGreeterClient  *client,
+         const char        *service_name,
          const char        *text,
          GdmGreeterSession *session)
 {
@@ -79,6 +80,7 @@ on_info (GdmGreeterClient  *client,
 
 static void
 on_problem (GdmGreeterClient  *client,
+            const char        *service_name,
             const char        *text,
             GdmGreeterSession *session)
 {
@@ -202,6 +204,7 @@ on_user_authorized (GdmGreeterClient  *client,
 
 static void
 on_info_query (GdmGreeterClient  *client,
+               const char        *service_name,
                const char        *text,
                GdmGreeterSession *session)
 {
@@ -212,6 +215,7 @@ on_info_query (GdmGreeterClient  *client,
 
 static void
 on_secret_info_query (GdmGreeterClient  *client,
+                      const char        *service_name,
                       const char        *text,
                       GdmGreeterSession *session)
 {
@@ -233,7 +237,8 @@ static void
 on_begin_verification (GdmGreeterLoginWindow *login_window,
                        GdmGreeterSession     *session)
 {
-        gdm_greeter_client_call_begin_verification (session->priv->client);
+        gdm_greeter_client_call_begin_verification (session->priv->client,
+                                                    "gdm");
 }
 
 static void
@@ -242,6 +247,7 @@ on_begin_verification_for_user (GdmGreeterLoginWindow *login_window,
                                 GdmGreeterSession     *session)
 {
         gdm_greeter_client_call_begin_verification_for_user (session->priv->client,
+                                                             "gdm",
                                                              username);
 }
 
@@ -251,6 +257,7 @@ on_query_answer (GdmGreeterLoginWindow *login_window,
                  GdmGreeterSession     *session)
 {
         gdm_greeter_client_call_answer_query (session->priv->client,
+                                              "gdm",
                                               text);
 }
 
@@ -308,7 +315,7 @@ static void
 on_start_session (GdmGreeterLoginWindow *login_window,
                   GdmGreeterSession     *session)
 {
-        gdm_greeter_client_call_start_session_when_ready (session->priv->client, TRUE);
+        gdm_greeter_client_call_start_session_when_ready (session->priv->client, "gdm", TRUE);
 }
 
 static int



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