empathy r1794 - trunk/libempathy

[xclaesse svn gnome org]

Author: xclaesse
Date: Fri Nov 21 16:17:27 2008
New Revision: 1794
URL: http://svn.gnome.org/viewvc/empathy?rev=1794&view=rev

Log:
Re-ordered EmpathyTpFile so static functions need no declaration at the top of the file. (Jonny Lamb)

Signed-off-by: Jonny Lamb <jonny lamb collabora co uk>

Modified:
   trunk/libempathy/empathy-tp-file.c

Modified: trunk/libempathy/empathy-tp-file.c
==============================================================================
--- trunk/libempathy/empathy-tp-file.c	(original)
+++ trunk/libempathy/empathy-tp-file.c	Fri Nov 21 16:17:27 2008
@@ -66,24 +66,209 @@
  * the transferred file is unknown.
  */
 
-static void empathy_tp_file_class_init (EmpathyTpFileClass *klass);
-static void empathy_tp_file_init (EmpathyTpFile *tp_file);
-static void tp_file_finalize (GObject *object);
-static GObject *tp_file_constructor (GType type, guint n_props,
-    GObjectConstructParam *props);
-static void tp_file_get_property (GObject *object, guint param_id,
-    GValue *value, GParamSpec *pspec);
-static void tp_file_set_property (GObject *object, guint param_id,
-    const GValue *value, GParamSpec *pspec);
-static void tp_file_destroy_cb (TpChannel *file_chan, EmpathyTpFile *tp_file);
-static void tp_file_closed_cb (TpChannel *file_chan, EmpathyTpFile *tp_file,
-    GObject *weak_object);
-static void tp_file_state_changed_cb (DBusGProxy *file_iface, guint state,
-    guint reason, EmpathyTpFile *tp_file);
-static void tp_file_transferred_bytes_changed_cb (TpProxy *proxy,
-    guint64 count, EmpathyTpFile *tp_file, GObject *weak_object);
-static void copy_stream (GInputStream *in, GOutputStream *out,
-    GCancellable *cancellable);
+/* Functions to copy the content of a GInputStream to a GOutputStream */
+
+#define N_BUFFERS 2
+#define BUFFER_SIZE 4096
+
+typedef struct {
+  GInputStream *in;
+  GOutputStream *out;
+  GCancellable  *cancellable;
+  char *buff[N_BUFFERS]; /* the temporary buffers */
+  gsize count[N_BUFFERS]; /* how many bytes are used in the buffers */
+  gboolean is_full[N_BUFFERS]; /* whether the buffers contain data */
+  gint curr_read; /* index of the buffer used for reading */
+  gint curr_write; /* index of the buffer used for writing */
+  gboolean is_reading; /* we are reading */
+  gboolean is_writing; /* we are writing */
+  guint n_closed; /* number of streams that have been closed */
+} CopyData;
+
+static void schedule_next (CopyData *copy);
+
+static void
+free_copy_data_if_closed (CopyData *copy)
+{
+  gint i;
+
+  /* Free the data only if both the input and output streams have
+   * been closed. */
+  copy->n_closed++;
+  if (copy->n_closed < 2)
+    return;
+
+  if (copy->in != NULL)
+    g_object_unref (copy->in);
+
+  if (copy->out != NULL)
+    g_object_unref (copy->out);
+
+  for (i = 0; i < N_BUFFERS; i++)
+    g_free (copy->buff[i]);
+
+  g_object_unref (copy->cancellable);
+  g_free (copy);
+}
+
+static void
+io_error (CopyData *copy,
+          GError *error)
+{
+  g_cancellable_cancel (copy->cancellable);
+
+  if (error == NULL)
+    g_warning ("I/O error");
+  else if (error->domain == G_IO_ERROR && error->code == G_IO_ERROR_CANCELLED)
+    ; /* Ignore cancellations */
+  else
+    g_warning ("I/O error: %d: %s\n", error->code, error->message);
+
+  if (copy->in != NULL)
+    g_input_stream_close (copy->in, NULL, NULL);
+
+  if (copy->out != NULL)
+    g_output_stream_close (copy->out, NULL, NULL);
+
+  free_copy_data_if_closed (copy);
+}
+
+static void
+close_done (GObject *source_object,
+            GAsyncResult *res,
+            gpointer user_data)
+{
+  CopyData *copy = user_data;
+
+  g_object_unref (source_object);
+  free_copy_data_if_closed (copy);
+}
+
+static void
+write_done_cb (GObject *source_object,
+               GAsyncResult *res,
+               gpointer user_data)
+{
+  CopyData *copy = user_data;
+  gssize count_write;
+  GError *error = NULL;
+
+  count_write = g_output_stream_write_finish (copy->out, res, &error);
+
+  if (count_write <= 0)
+    {
+      io_error (copy, error);
+      g_error_free (error);
+      return;
+    }
+
+  copy->is_full[copy->curr_write] = FALSE;
+  copy->curr_write = (copy->curr_write + 1) % N_BUFFERS;
+  copy->is_writing = FALSE;
+
+  schedule_next (copy);
+}
+
+static void
+read_done_cb (GObject *source_object,
+              GAsyncResult *res,
+              gpointer user_data)
+{
+  CopyData *copy = user_data;
+  gssize count_read;
+  GError *error = NULL;
+
+  count_read = g_input_stream_read_finish (copy->in, res, &error);
+
+  if (count_read == 0)
+    {
+      g_input_stream_close_async (copy->in, 0, copy->cancellable,
+          close_done, copy);
+      copy->in = NULL;
+    }
+  else if (count_read < 0)
+    {
+      io_error (copy, error);
+      g_error_free (error);
+      return;
+    }
+
+  copy->count[copy->curr_read] = count_read;
+  copy->is_full[copy->curr_read] = TRUE;
+  copy->curr_read = (copy->curr_read + 1) % N_BUFFERS;
+  copy->is_reading = FALSE;
+
+  schedule_next (copy);
+}
+
+static void
+schedule_next (CopyData *copy)
+{
+  if (copy->in != NULL &&
+      !copy->is_reading &&
+      !copy->is_full[copy->curr_read])
+    {
+      /* We are not reading and the current buffer is empty, so
+       * start an async read. */
+      copy->is_reading = TRUE;
+      g_input_stream_read_async (copy->in,
+          copy->buff[copy->curr_read],
+          BUFFER_SIZE, 0, copy->cancellable,
+          read_done_cb, copy);
+    }
+
+  if (!copy->is_writing &&
+      copy->is_full[copy->curr_write])
+    {
+      if (copy->count[copy->curr_write] == 0)
+        {
+          /* The last read on the buffer read 0 bytes, this
+           * means that we got an EOF, so we can close
+           * the output channel. */
+          g_output_stream_close_async (copy->out, 0,
+              copy->cancellable,
+              close_done, copy);
+      copy->out = NULL;
+        }
+      else
+        {
+          /* We are not writing and the current buffer contains
+           * data, so start an async write. */
+          copy->is_writing = TRUE;
+          g_output_stream_write_async (copy->out,
+              copy->buff[copy->curr_write],
+              copy->count[copy->curr_write],
+              0, copy->cancellable,
+              write_done_cb, copy);
+        }
+    }
+}
+
+static void
+copy_stream (GInputStream *in,
+             GOutputStream *out,
+             GCancellable *cancellable)
+{
+  CopyData *copy;
+  gint i;
+
+  g_return_if_fail (in != NULL);
+  g_return_if_fail (out != NULL);
+
+  copy = g_new0 (CopyData, 1);
+  copy->in = g_object_ref (in);
+  copy->out = g_object_ref (out);
+
+  if (cancellable != NULL)
+    copy->cancellable = g_object_ref (cancellable);
+  else
+    copy->cancellable = g_cancellable_new ();
+
+  for (i = 0; i < N_BUFFERS; i++)
+    copy->buff[i] = g_malloc (BUFFER_SIZE);
+
+  schedule_next (copy);
+}
 
 /* EmpathyTpFile object */
 
@@ -136,123 +321,23 @@
 G_DEFINE_TYPE (EmpathyTpFile, empathy_tp_file, G_TYPE_OBJECT);
 
 static void
-empathy_tp_file_class_init (EmpathyTpFileClass *klass)
+empathy_tp_file_init (EmpathyTpFile *tp_file)
 {
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+}
 
-  object_class->finalize = tp_file_finalize;
-  object_class->constructor = tp_file_constructor;
-  object_class->get_property = tp_file_get_property;
-  object_class->set_property = tp_file_set_property;
+static void
+tp_file_destroy_cb (TpChannel *file_channel,
+                    EmpathyTpFile *tp_file)
+{
+  EmpathyTpFilePriv *priv;
 
-  /* Construct-only properties */
-  g_object_class_install_property (object_class,
-      PROP_ACCOUNT,
-      g_param_spec_object ("account",
-          "channel Account",
-          "The account associated with the channel",
-          MC_TYPE_ACCOUNT,
-          G_PARAM_READWRITE |
-          G_PARAM_CONSTRUCT_ONLY));
+  priv = GET_PRIV (tp_file);
 
-  g_object_class_install_property (object_class,
-      PROP_CHANNEL,
-      g_param_spec_object ("channel",
-          "telepathy channel",
-          "The file transfer channel",
-          TP_TYPE_CHANNEL,
-          G_PARAM_READWRITE |
-          G_PARAM_CONSTRUCT_ONLY));
+  DEBUG ("Channel Closed or CM crashed");
 
-  g_object_class_install_property (object_class,
-      PROP_STATE,
-      g_param_spec_uint ("state",
-          "state of the transfer",
-          "The file transfer state",
-          0,
-          G_MAXUINT,
-          G_MAXUINT,
-          G_PARAM_READWRITE |
-          G_PARAM_CONSTRUCT));
-
-  g_object_class_install_property (object_class,
-      PROP_INCOMING,
-      g_param_spec_boolean ("incoming",
-          "incoming",
-          "Whether the transfer is incoming",
-          FALSE,
-          G_PARAM_READWRITE |
-          G_PARAM_CONSTRUCT));
-
-  g_object_class_install_property (object_class,
-      PROP_FILENAME,
-      g_param_spec_string ("filename",
-          "name of the transfer",
-          "The file transfer filename",
-          "",
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_SIZE,
-      g_param_spec_uint64 ("size",
-          "size of the file",
-          "The file transfer size",
-          0,
-          G_MAXUINT64,
-          G_MAXUINT64,
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_CONTENT_TYPE,
-      g_param_spec_string ("content-type",
-          "file transfer content-type",
-          "The file transfer content-type",
-          "",
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_CONTENT_HASH_TYPE,
-      g_param_spec_uint ("content-hash-type",
-          "file transfer hash type",
-          "The type of the file transfer hash",
-          0,
-          G_MAXUINT,
-          0,
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_CONTENT_HASH,
-      g_param_spec_string ("content-hash",
-          "file transfer hash",
-          "The hash of the transfer's contents",
-          "",
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_TRANSFERRED_BYTES,
-      g_param_spec_uint64 ("transferred-bytes",
-          "bytes transferred",
-          "The number of bytes transferred",
-          0,
-          G_MAXUINT64,
-          0,
-          G_PARAM_READWRITE));
-
-  g_object_class_install_property (object_class,
-      PROP_IN_STREAM,
-      g_param_spec_object ("in-stream",
-          "transfer input stream",
-          "The input stream for file transfer",
-          G_TYPE_INPUT_STREAM,
-          G_PARAM_READWRITE));
-
-  g_type_class_add_private (object_class, sizeof (EmpathyTpFilePriv));
-}
-
-static void
-empathy_tp_file_init (EmpathyTpFile *tp_file)
-{
-}
+  g_object_unref (priv->channel);
+  priv->channel = NULL;
+}
 
 static void
 tp_file_finalize (GObject *object)
@@ -351,6 +436,169 @@
   g_hash_table_destroy (properties);
 }
 
+static void
+tp_file_closed_cb (TpChannel *file_channel,
+                   EmpathyTpFile *tp_file,
+                   GObject *weak_object)
+{
+  EmpathyTpFilePriv *priv;
+
+  priv = GET_PRIV (tp_file);
+
+  /* The channel is closed, do just like if the proxy was destroyed */
+  g_signal_handlers_disconnect_by_func (priv->channel,
+      tp_file_destroy_cb,
+      tp_file);
+  tp_file_destroy_cb (file_channel, tp_file);
+}
+
+static gint64
+get_time_msec (void)
+{
+  GTimeVal tv;
+
+  g_get_current_time (&tv);
+  return ((gint64) tv.tv_sec) * 1000 + tv.tv_usec / 1000;
+}
+
+static gint
+_get_local_socket (EmpathyTpFile *tp_file)
+{
+  gint fd;
+  size_t path_len;
+  struct sockaddr_un addr;
+  EmpathyTpFilePriv *priv;
+
+  priv = GET_PRIV (tp_file);
+
+  if (G_STR_EMPTY (priv->unix_socket_path))
+    return -1;
+
+  fd = socket (PF_UNIX, SOCK_STREAM, 0);
+  if (fd < 0)
+    return -1;
+
+  memset (&addr, 0, sizeof (addr));
+  addr.sun_family = AF_UNIX;
+  path_len = strlen (priv->unix_socket_path);
+  strncpy (addr.sun_path, priv->unix_socket_path, path_len);
+
+  if (connect (fd, (struct sockaddr*) &addr,
+      sizeof (addr)) < 0)
+    {
+      close (fd);
+      return -1;
+    }
+
+  return fd;
+}
+
+static void
+send_tp_file (EmpathyTpFile *tp_file)
+{
+  gint socket_fd;
+  GOutputStream *socket_stream;
+  EmpathyTpFilePriv *priv;
+
+  priv = GET_PRIV (tp_file);
+
+  DEBUG ("Sending file content: filename=%s",
+           priv->filename);
+
+  g_return_if_fail (priv->in_stream);
+
+  socket_fd = _get_local_socket (tp_file);
+  if (socket_fd < 0)
+    {
+      DEBUG ("failed to get local socket fd");
+      return;
+    }
+  DEBUG ("got local socket fd");
+  socket_stream = g_unix_output_stream_new (socket_fd, TRUE);
+
+  priv->cancellable = g_cancellable_new ();
+
+  copy_stream (priv->in_stream, socket_stream, priv->cancellable);
+
+  g_object_unref (socket_stream);
+}
+
+static void
+receive_tp_file (EmpathyTpFile *tp_file)
+{
+  EmpathyTpFilePriv *priv;
+  GInputStream *socket_stream;
+  gint socket_fd;
+
+  priv = GET_PRIV (tp_file);
+
+  socket_fd = _get_local_socket (tp_file);
+
+  if (socket_fd < 0)
+    return;
+
+  socket_stream = g_unix_input_stream_new (socket_fd, TRUE);
+
+  priv->cancellable = g_cancellable_new ();
+
+  copy_stream (socket_stream, priv->out_stream, priv->cancellable);
+
+  g_object_unref (socket_stream);
+}
+
+static void
+tp_file_state_changed_cb (DBusGProxy *tp_file_iface,
+                          EmpFileTransferState state,
+                          EmpFileTransferStateChangeReason reason,
+                          EmpathyTpFile *tp_file)
+{
+  EmpathyTpFilePriv *priv;
+
+  priv = GET_PRIV (tp_file);
+
+  DEBUG ("File transfer state changed: filename=%s, "
+      "old state=%u, state=%u, reason=%u",
+      priv->filename, priv->state, state, reason);
+
+  if (state == EMP_FILE_TRANSFER_STATE_OPEN)
+    priv->start_time = get_time_msec ();
+
+  DEBUG ("state = %u, incoming = %s, in_stream = %s, out_stream = %s",
+      state, priv->incoming ? "yes" : "no",
+      priv->in_stream ? "present" : "not present",
+      priv->out_stream ? "present" : "not present");
+
+  if (state == EMP_FILE_TRANSFER_STATE_OPEN && !priv->incoming &&
+      priv->in_stream)
+    send_tp_file (tp_file);
+  else if (state == EMP_FILE_TRANSFER_STATE_OPEN && priv->incoming &&
+      priv->out_stream)
+    receive_tp_file (tp_file);
+
+  priv->state = state;
+  priv->state_change_reason = reason;
+
+  g_object_notify (G_OBJECT (tp_file), "state");
+}
+
+static void
+tp_file_transferred_bytes_changed_cb (TpProxy *proxy,
+                                      guint64 count,
+                                      EmpathyTpFile *tp_file,
+                                      GObject *weak_object)
+{
+  EmpathyTpFilePriv *priv;
+
+  priv = GET_PRIV (tp_file);
+
+  if (priv->transferred_bytes == count)
+    return;
+
+  priv->transferred_bytes = count;
+
+  g_object_notify (G_OBJECT (tp_file), "transferred-bytes");
+}
+
 static GObject *
 tp_file_constructor (GType type,
                      guint n_props,
@@ -551,95 +799,24 @@
 }
 
 static void
-tp_file_destroy_cb (TpChannel *file_channel,
-                    EmpathyTpFile *tp_file)
+tp_file_method_cb (TpProxy *proxy,
+                   const GValue *address,
+                   const GError *error,
+                   gpointer user_data,
+                   GObject *weak_object)
 {
-  EmpathyTpFilePriv *priv;
+  EmpathyTpFilePriv *priv = (EmpathyTpFilePriv *) user_data;
 
-  priv = GET_PRIV (tp_file);
+  if (error)
+    {
+      DEBUG ("Error: %s", error->message);
+      return;
+    }
 
-  DEBUG ("Channel Closed or CM crashed");
+  if (priv->unix_socket_path)
+    g_free (priv->unix_socket_path);
 
-  g_object_unref (priv->channel);
-  priv->channel = NULL;
-}
-
-static void
-tp_file_closed_cb (TpChannel *file_channel,
-                   EmpathyTpFile *tp_file,
-                   GObject *weak_object)
-{
-  EmpathyTpFilePriv *priv;
-
-  priv = GET_PRIV (tp_file);
-
-  /* The channel is closed, do just like if the proxy was destroyed */
-  g_signal_handlers_disconnect_by_func (priv->channel,
-      tp_file_destroy_cb,
-      tp_file);
-  tp_file_destroy_cb (file_channel, tp_file);
-}
-
-static gint64
-get_time_msec (void)
-{
-  GTimeVal tv;
-
-  g_get_current_time (&tv);
-  return ((gint64) tv.tv_sec) * 1000 + tv.tv_usec / 1000;
-}
-
-static gint
-_get_local_socket (EmpathyTpFile *tp_file)
-{
-  gint fd;
-  size_t path_len;
-  struct sockaddr_un addr;
-  EmpathyTpFilePriv *priv;
-
-  priv = GET_PRIV (tp_file);
-
-  if (G_STR_EMPTY (priv->unix_socket_path))
-    return -1;
-
-  fd = socket (PF_UNIX, SOCK_STREAM, 0);
-  if (fd < 0)
-    return -1;
-
-  memset (&addr, 0, sizeof (addr));
-  addr.sun_family = AF_UNIX;
-  path_len = strlen (priv->unix_socket_path);
-  strncpy (addr.sun_path, priv->unix_socket_path, path_len);
-
-  if (connect (fd, (struct sockaddr*) &addr,
-      sizeof (addr)) < 0)
-    {
-      close (fd);
-      return -1;
-    }
-
-  return fd;
-}
-
-static void
-tp_file_method_cb (TpProxy *proxy,
-                   const GValue *address,
-                   const GError *error,
-                   gpointer user_data,
-                   GObject *weak_object)
-{
-  EmpathyTpFilePriv *priv = (EmpathyTpFilePriv *) user_data;
-
-  if (error)
-    {
-      DEBUG ("Error: %s", error->message);
-      return;
-    }
-
-  if (priv->unix_socket_path)
-    g_free (priv->unix_socket_path);
-
-  priv->unix_socket_path = g_value_dup_string (address);
+  priv->unix_socket_path = g_value_dup_string (address);
 
   DEBUG ("Got unix socket path: %s", priv->unix_socket_path);
 }
@@ -700,112 +877,6 @@
       &nothing, tp_file_method_cb, priv, NULL, NULL);
 }
 
-static void
-receive_tp_file (EmpathyTpFile *tp_file)
-{
-  EmpathyTpFilePriv *priv;
-  GInputStream *socket_stream;
-  gint socket_fd;
-
-  priv = GET_PRIV (tp_file);
-
-  socket_fd = _get_local_socket (tp_file);
-
-  if (socket_fd < 0)
-    return;
-
-  socket_stream = g_unix_input_stream_new (socket_fd, TRUE);
-
-  priv->cancellable = g_cancellable_new ();
-
-  copy_stream (socket_stream, priv->out_stream, priv->cancellable);
-
-  g_object_unref (socket_stream);
-}
-
-static void
-send_tp_file (EmpathyTpFile *tp_file)
-{
-  gint socket_fd;
-  GOutputStream *socket_stream;
-  EmpathyTpFilePriv *priv;
-
-  priv = GET_PRIV (tp_file);
-
-  DEBUG ("Sending file content: filename=%s",
-           priv->filename);
-
-  g_return_if_fail (priv->in_stream);
-
-  socket_fd = _get_local_socket (tp_file);
-  if (socket_fd < 0)
-    {
-      DEBUG ("failed to get local socket fd");
-      return;
-    }
-  DEBUG ("got local socket fd");
-  socket_stream = g_unix_output_stream_new (socket_fd, TRUE);
-
-  priv->cancellable = g_cancellable_new ();
-
-  copy_stream (priv->in_stream, socket_stream, priv->cancellable);
-
-  g_object_unref (socket_stream);
-}
-
-static void
-tp_file_state_changed_cb (DBusGProxy *tp_file_iface,
-                          EmpFileTransferState state,
-                          EmpFileTransferStateChangeReason reason,
-                          EmpathyTpFile *tp_file)
-{
-  EmpathyTpFilePriv *priv;
-
-  priv = GET_PRIV (tp_file);
-
-  DEBUG ("File transfer state changed: filename=%s, "
-      "old state=%u, state=%u, reason=%u",
-      priv->filename, priv->state, state, reason);
-
-  if (state == EMP_FILE_TRANSFER_STATE_OPEN)
-    priv->start_time = get_time_msec ();
-
-  DEBUG ("state = %u, incoming = %s, in_stream = %s, out_stream = %s",
-      state, priv->incoming ? "yes" : "no",
-      priv->in_stream ? "present" : "not present",
-      priv->out_stream ? "present" : "not present");
-
-  if (state == EMP_FILE_TRANSFER_STATE_OPEN && !priv->incoming &&
-      priv->in_stream)
-    send_tp_file (tp_file);
-  else if (state == EMP_FILE_TRANSFER_STATE_OPEN && priv->incoming &&
-      priv->out_stream)
-    receive_tp_file (tp_file);
-
-  priv->state = state;
-  priv->state_change_reason = reason;
-
-  g_object_notify (G_OBJECT (tp_file), "state");
-}
-
-static void
-tp_file_transferred_bytes_changed_cb (TpProxy *proxy,
-                                      guint64 count,
-                                      EmpathyTpFile *tp_file,
-                                      GObject *weak_object)
-{
-  EmpathyTpFilePriv *priv;
-
-  priv = GET_PRIV (tp_file);
-
-  if (priv->transferred_bytes == count)
-    return;
-
-  priv->transferred_bytes = count;
-
-  g_object_notify (G_OBJECT (tp_file), "transferred-bytes");
-}
-
 EmpathyContact *
 empathy_tp_file_get_contact (EmpathyTpFile *tp_file)
 {
@@ -1004,206 +1075,116 @@
   g_object_notify (G_OBJECT (tp_file), "filename");
 }
 
-/* Functions to copy the content of a GInputStream to a GOutputStream */
-
-#define N_BUFFERS 2
-#define BUFFER_SIZE 4096
-
-typedef struct {
-  GInputStream *in;
-  GOutputStream *out;
-  GCancellable  *cancellable;
-  char *buff[N_BUFFERS]; /* the temporary buffers */
-  gsize count[N_BUFFERS]; /* how many bytes are used in the buffers */
-  gboolean is_full[N_BUFFERS]; /* whether the buffers contain data */
-  gint curr_read; /* index of the buffer used for reading */
-  gint curr_write; /* index of the buffer used for writing */
-  gboolean is_reading; /* we are reading */
-  gboolean is_writing; /* we are writing */
-  guint n_closed; /* number of streams that have been closed */
-} CopyData;
-
-static void schedule_next (CopyData *copy);
-
-static void
-free_copy_data_if_closed (CopyData *copy)
-{
-  gint i;
-
-  /* Free the data only if both the input and output streams have
-   * been closed. */
-  copy->n_closed++;
-  if (copy->n_closed < 2)
-    return;
-
-  if (copy->in != NULL)
-    g_object_unref (copy->in);
-
-  if (copy->out != NULL)
-    g_object_unref (copy->out);
-
-  for (i = 0; i < N_BUFFERS; i++)
-    g_free (copy->buff[i]);
-
-  g_object_unref (copy->cancellable);
-  g_free (copy);
-}
-
 static void
-io_error (CopyData *copy,
-          GError *error)
-{
-  g_cancellable_cancel (copy->cancellable);
-
-  if (error == NULL)
-    g_warning ("I/O error");
-  else if (error->domain == G_IO_ERROR && error->code == G_IO_ERROR_CANCELLED)
-    ; /* Ignore cancellations */
-  else
-    g_warning ("I/O error: %d: %s\n", error->code, error->message);
-
-  if (copy->in != NULL)
-    g_input_stream_close (copy->in, NULL, NULL);
-
-  if (copy->out != NULL)
-    g_output_stream_close (copy->out, NULL, NULL);
-
-  free_copy_data_if_closed (copy);
-}
-
-static void
-close_done (GObject *source_object,
-            GAsyncResult *res,
-            gpointer user_data)
-{
-  CopyData *copy = user_data;
-
-  g_object_unref (source_object);
-  free_copy_data_if_closed (copy);
-}
-
-static void
-write_done_cb (GObject *source_object,
-               GAsyncResult *res,
-               gpointer user_data)
+empathy_tp_file_class_init (EmpathyTpFileClass *klass)
 {
-  CopyData *copy = user_data;
-  gssize count_write;
-  GError *error = NULL;
-
-  count_write = g_output_stream_write_finish (copy->out, res, &error);
-
-  if (count_write <= 0)
-    {
-      io_error (copy, error);
-      g_error_free (error);
-      return;
-    }
-
-  copy->is_full[copy->curr_write] = FALSE;
-  copy->curr_write = (copy->curr_write + 1) % N_BUFFERS;
-  copy->is_writing = FALSE;
-
-  schedule_next (copy);
-}
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
-static void
-read_done_cb (GObject *source_object,
-              GAsyncResult *res,
-              gpointer user_data)
-{
-  CopyData *copy = user_data;
-  gssize count_read;
-  GError *error = NULL;
+  object_class->finalize = tp_file_finalize;
+  object_class->constructor = tp_file_constructor;
+  object_class->get_property = tp_file_get_property;
+  object_class->set_property = tp_file_set_property;
 
-  count_read = g_input_stream_read_finish (copy->in, res, &error);
+  /* Construct-only properties */
+  g_object_class_install_property (object_class,
+      PROP_ACCOUNT,
+      g_param_spec_object ("account",
+          "channel Account",
+          "The account associated with the channel",
+          MC_TYPE_ACCOUNT,
+          G_PARAM_READWRITE |
+          G_PARAM_CONSTRUCT_ONLY));
 
-  if (count_read == 0)
-    {
-      g_input_stream_close_async (copy->in, 0, copy->cancellable,
-          close_done, copy);
-      copy->in = NULL;
-    }
-  else if (count_read < 0)
-    {
-      io_error (copy, error);
-      g_error_free (error);
-      return;
-    }
+  g_object_class_install_property (object_class,
+      PROP_CHANNEL,
+      g_param_spec_object ("channel",
+          "telepathy channel",
+          "The file transfer channel",
+          TP_TYPE_CHANNEL,
+          G_PARAM_READWRITE |
+          G_PARAM_CONSTRUCT_ONLY));
 
-  copy->count[copy->curr_read] = count_read;
-  copy->is_full[copy->curr_read] = TRUE;
-  copy->curr_read = (copy->curr_read + 1) % N_BUFFERS;
-  copy->is_reading = FALSE;
+  g_object_class_install_property (object_class,
+      PROP_STATE,
+      g_param_spec_uint ("state",
+          "state of the transfer",
+          "The file transfer state",
+          0,
+          G_MAXUINT,
+          G_MAXUINT,
+          G_PARAM_READWRITE |
+          G_PARAM_CONSTRUCT));
 
-  schedule_next (copy);
-}
+  g_object_class_install_property (object_class,
+      PROP_INCOMING,
+      g_param_spec_boolean ("incoming",
+          "incoming",
+          "Whether the transfer is incoming",
+          FALSE,
+          G_PARAM_READWRITE |
+          G_PARAM_CONSTRUCT));
 
-static void
-schedule_next (CopyData *copy)
-{
-  if (copy->in != NULL &&
-      !copy->is_reading &&
-      !copy->is_full[copy->curr_read])
-    {
-      /* We are not reading and the current buffer is empty, so
-       * start an async read. */
-      copy->is_reading = TRUE;
-      g_input_stream_read_async (copy->in,
-          copy->buff[copy->curr_read],
-          BUFFER_SIZE, 0, copy->cancellable,
-          read_done_cb, copy);
-    }
+  g_object_class_install_property (object_class,
+      PROP_FILENAME,
+      g_param_spec_string ("filename",
+          "name of the transfer",
+          "The file transfer filename",
+          "",
+          G_PARAM_READWRITE));
 
-  if (!copy->is_writing &&
-      copy->is_full[copy->curr_write])
-    {
-      if (copy->count[copy->curr_write] == 0)
-        {
-          /* The last read on the buffer read 0 bytes, this
-           * means that we got an EOF, so we can close
-           * the output channel. */
-          g_output_stream_close_async (copy->out, 0,
-              copy->cancellable,
-              close_done, copy);
-      copy->out = NULL;
-        }
-      else
-        {
-          /* We are not writing and the current buffer contains
-           * data, so start an async write. */
-          copy->is_writing = TRUE;
-          g_output_stream_write_async (copy->out,
-              copy->buff[copy->curr_write],
-              copy->count[copy->curr_write],
-              0, copy->cancellable,
-              write_done_cb, copy);
-        }
-    }
-}
+  g_object_class_install_property (object_class,
+      PROP_SIZE,
+      g_param_spec_uint64 ("size",
+          "size of the file",
+          "The file transfer size",
+          0,
+          G_MAXUINT64,
+          G_MAXUINT64,
+          G_PARAM_READWRITE));
 
-static void
-copy_stream (GInputStream *in,
-             GOutputStream *out,
-             GCancellable *cancellable)
-{
-  CopyData *copy;
-  gint i;
+  g_object_class_install_property (object_class,
+      PROP_CONTENT_TYPE,
+      g_param_spec_string ("content-type",
+          "file transfer content-type",
+          "The file transfer content-type",
+          "",
+          G_PARAM_READWRITE));
 
-  g_return_if_fail (in != NULL);
-  g_return_if_fail (out != NULL);
+  g_object_class_install_property (object_class,
+      PROP_CONTENT_HASH_TYPE,
+      g_param_spec_uint ("content-hash-type",
+          "file transfer hash type",
+          "The type of the file transfer hash",
+          0,
+          G_MAXUINT,
+          0,
+          G_PARAM_READWRITE));
 
-  copy = g_new0 (CopyData, 1);
-  copy->in = g_object_ref (in);
-  copy->out = g_object_ref (out);
+  g_object_class_install_property (object_class,
+      PROP_CONTENT_HASH,
+      g_param_spec_string ("content-hash",
+          "file transfer hash",
+          "The hash of the transfer's contents",
+          "",
+          G_PARAM_READWRITE));
 
-  if (cancellable != NULL)
-    copy->cancellable = g_object_ref (cancellable);
-  else
-    copy->cancellable = g_cancellable_new ();
+  g_object_class_install_property (object_class,
+      PROP_TRANSFERRED_BYTES,
+      g_param_spec_uint64 ("transferred-bytes",
+          "bytes transferred",
+          "The number of bytes transferred",
+          0,
+          G_MAXUINT64,
+          0,
+          G_PARAM_READWRITE));
 
-  for (i = 0; i < N_BUFFERS; i++)
-    copy->buff[i] = g_malloc (BUFFER_SIZE);
+  g_object_class_install_property (object_class,
+      PROP_IN_STREAM,
+      g_param_spec_object ("in-stream",
+          "transfer input stream",
+          "The input stream for file transfer",
+          G_TYPE_INPUT_STREAM,
+          G_PARAM_READWRITE));
 
-  schedule_next (copy);
+  g_type_class_add_private (object_class, sizeof (EmpathyTpFilePriv));
 }