[wing] WingCredentials added

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 7e87dd611afa38f3ceb1443b7718d7e10a1a4da5
Author: Silvio Lazzeretti <silviola amazon com>
Date:   Mon Dec 4 13:21:51 2017 +0100

    WingCredentials added

 wing/meson.build       |    2 +
 wing/wing.h            |    1 +
 wing/wingcredentials.c |  235 ++++++++++++++++++++++++++++++++++++++++++++++++
 wing/wingcredentials.h |   52 +++++++++++
 4 files changed, 290 insertions(+), 0 deletions(-)
---
diff --git a/wing/meson.build b/wing/meson.build
index 764286b..f839e79 100644
--- a/wing/meson.build
+++ b/wing/meson.build
@@ -1,5 +1,6 @@
 headers = [
   'wing.h',
+  'wingcredentials.h',
   'wingeventwindow.h',
   'wingversionmacros.h',
   'wingnamedpipeclient.h',
@@ -16,6 +17,7 @@ private_headers = [
 ]
 
 sources = [
+  'wingcredentials.c',
   'wingeventwindow.c',
   'wing-init.c',
   'wingnamedpipeclient.c',
diff --git a/wing/wing.h b/wing/wing.h
index 27652df..5cc2ed3 100644
--- a/wing/wing.h
+++ b/wing/wing.h
@@ -29,5 +29,6 @@
 #include <wing/wingservicemanager.h>
 #include <wing/wingsource.h>
 #include <wing/wingutils.h>
+#include <wing/wingcredentials.h>
 
 #endif /* WING_H */
diff --git a/wing/wingcredentials.c b/wing/wingcredentials.c
new file mode 100644
index 0000000..78f48cc
--- /dev/null
+++ b/wing/wingcredentials.c
@@ -0,0 +1,235 @@
+/*
+ * Copyright © 2017 NICE s.r.l.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 2 of the licence or (at
+ * your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Silvio Lazzeretti <silviola amazon com>
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <glib.h>
+
+#include "wingcredentials.h"
+
+struct _WingCredentials
+{
+  GObject parent_instance;
+
+  gulong pid;
+  gchar *sid;
+};
+
+enum
+{
+  PROP_0,
+  PROP_PID,
+  PROP_SID,
+  LAST_PROP
+};
+
+static GParamSpec *props[LAST_PROP];
+
+G_DEFINE_TYPE (WingCredentials, wing_credentials, G_TYPE_OBJECT)
+
+static void
+wing_credentials_finalize (GObject *object)
+{
+  WingCredentials *credentials = WING_CREDENTIALS (object);
+
+  g_free (credentials->sid);
+
+  G_OBJECT_CLASS(wing_credentials_parent_class)->finalize(object);
+}
+
+static void
+wing_credentials_get_property (GObject    *object,
+                               guint       prop_id,
+                               GValue     *value,
+                               GParamSpec *pspec)
+{
+  WingCredentials *credentials = WING_CREDENTIALS (object);
+
+  switch (prop_id)
+    {
+    case PROP_PID:
+      g_value_set_ulong (value, credentials->pid);
+      break;
+    case PROP_SID:
+      g_value_set_string (value, credentials->sid);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+wing_credentials_set_property (GObject      *object,
+                               guint         prop_id,
+                               const GValue *value,
+                               GParamSpec   *pspec)
+{
+  WingCredentials *credentials = WING_CREDENTIALS (object);
+
+  switch (prop_id)
+    {
+    case PROP_PID:
+      credentials->pid = g_value_get_ulong (value);
+      break;
+    case PROP_SID:
+      credentials->sid = g_value_dup_string (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+wing_credentials_class_init (WingCredentialsClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = wing_credentials_finalize;
+  object_class->get_property = wing_credentials_get_property;
+  object_class->set_property = wing_credentials_set_property;
+
+  props[PROP_PID] =
+    g_param_spec_ulong ("pid",
+                        "pid",
+                        "pid",
+                        0,
+                        G_MAXULONG,
+                        0,
+                        G_PARAM_READWRITE |
+                        G_PARAM_CONSTRUCT_ONLY |
+                        G_PARAM_STATIC_STRINGS);
+
+  props[PROP_SID] =
+    g_param_spec_string ("sid",
+                         "sid",
+                         "sid",
+                         NULL,
+                         G_PARAM_READWRITE |
+                         G_PARAM_CONSTRUCT_ONLY |
+                         G_PARAM_STATIC_STRINGS);
+
+  g_object_class_install_properties (object_class, LAST_PROP, props);
+}
+
+static void
+wing_credentials_init (WingCredentials *credentials)
+{
+
+}
+
+/**
+ * wing_credentials_new():
+ *
+ * Creates a new #WingCredentials object with the provided
+ * process and user identifiers
+ *
+ * Returns: (transfer full): A #WingCredentials. Free with g_object_unref().
+ */
+WingCredentials *
+wing_credentials_new (gulong       pid,
+                      const gchar *sid)
+{
+  g_return_val_if_fail (pid != 0, NULL);
+  g_return_val_if_fail (sid != NULL, NULL);
+
+  return g_object_new (WING_TYPE_CREDENTIALS,
+                       "pid", pid,
+                       "sid", sid,
+                       NULL);
+}
+
+/**
+ * wing_credentials_to_string():
+ * @credentials: A #WingCredentials object.
+ *
+ * Creates a human-readable textual representation of @credentials
+ * that can be used in logging and debug messages. The format of the
+ * returned string may change in future release.
+ *
+ * Returns: (transfer full): A string that should be freed with g_free().
+ */
+gchar *
+wing_credentials_to_string (WingCredentials *credentials)
+{
+  GString *ret;
+
+  g_return_val_if_fail (WING_IS_CREDENTIALS (credentials), NULL);
+
+  ret = g_string_new ("WingCredentials:");
+  g_string_append_printf (ret, "pid=%lu,", credentials->pid);
+  g_string_append_printf (ret, "sid=%s", credentials->sid);
+
+  return g_string_free (ret, FALSE);
+}
+
+/**
+ * wing_credentials_is_same_user():
+ * @credentials: A #WingCredentials.
+ * @other_credentials: A #WingCredentials.
+ *
+ * Checks if @credentials and @other_credentials are the same user.
+ *
+ * Returns: %TRUE if @credentials and @other_credentials have the same
+ * user, %FALSE otherwise.
+ */
+gboolean
+wing_credentials_is_same_user (WingCredentials *credentials,
+                               WingCredentials *other_credentials)
+{
+  g_return_val_if_fail (WING_IS_CREDENTIALS (credentials), FALSE);
+  g_return_val_if_fail (WING_IS_CREDENTIALS (other_credentials), FALSE);
+
+  return credentials->pid == other_credentials->pid &&
+         g_strcmp0 (credentials->sid, other_credentials->sid) == 0;
+}
+
+/**
+ * wing_credentials_get_sid():
+ * @credentials: A #WingCredentials
+ *
+ * Get the user identifier from @credentials.
+ *
+ * Returns: The user identifier.
+ */
+const gchar *
+wing_credentials_get_sid (WingCredentials  *credentials)
+{
+  g_return_val_if_fail (WING_IS_CREDENTIALS (credentials), NULL);
+
+  return credentials->sid;
+}
+
+/**
+ * wing_credentials_get_pid():
+ * @credentials: A #WingCredentials
+ *
+ * Get the process identifier from @credentials.
+ *
+ * Returns: The process ID.
+ */
+gulong
+wing_credentials_get_pid (WingCredentials  *credentials)
+{
+  g_return_val_if_fail (WING_IS_CREDENTIALS (credentials), 0);
+
+  return credentials->pid;
+}
diff --git a/wing/wingcredentials.h b/wing/wingcredentials.h
new file mode 100644
index 0000000..42052ce
--- /dev/null
+++ b/wing/wingcredentials.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright © 2017 NICE s.r.l.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 2 of the licence or (at
+ * your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Silvio Lazzeretti <silviola amazon com>
+ */
+
+#ifndef WING_CREDENTIALS_H
+#define WING_CREDENTIALS_H
+
+#include <gio/gio.h>
+#include <wing/wingversionmacros.h>
+
+G_BEGIN_DECLS
+
+#define WING_TYPE_CREDENTIALS         (wing_credentials_get_type ())
+
+WING_AVAILABLE_IN_ALL
+G_DECLARE_FINAL_TYPE (WingCredentials, wing_credentials, WING, CREDENTIALS, GObject)
+
+WING_AVAILABLE_IN_ALL
+WingCredentials *wing_credentials_new                (gulong              pid,
+                                                      const gchar        *sid);
+
+WING_AVAILABLE_IN_ALL
+gchar           *wing_credentials_to_string          (WingCredentials    *credentials);
+
+WING_AVAILABLE_IN_ALL
+gboolean         wing_credentials_is_same_user       (WingCredentials    *credentials,
+                                                      WingCredentials    *other_credentials);
+
+WING_AVAILABLE_IN_ALL
+gulong           wing_credentials_get_pid            (WingCredentials    *credentials);
+
+WING_AVAILABLE_IN_ALL
+const gchar     *wing_credentials_get_sid            (WingCredentials    *credentials);
+
+G_END_DECLS
+
+#endif /* WING_CREDENTIALS_H */