Update Radio plugin, Media plugin
[src/app-framework-binder.git] / plugins / media / media-rygel.c
index 51d718b..66e2901 100644 (file)
@@ -2,39 +2,44 @@
  * Copyright (C) 2016 "IoT.bzh"
  * Author "Manuel Bachmann"
  *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * This program 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 General Public License for more details.
+ *   http://www.apache.org/licenses/LICENSE-2.0
  *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <string.h>
+
 #include "media-api.h"
+#include "media-rygel.h"
 
 /* -------------- MEDIA RYGEL IMPLEMENTATION ---------------- */
 
 /* --- PUBLIC FUNCTIONS --- */
 
-PUBLIC unsigned char _rygel_init (mediaCtxHandleT *ctx) {
+unsigned char _rygel_init (mediaCtxHandleT *ctx) {
 
     GMainContext *loop;
     GUPnPContext *context;
     GUPnPControlPoint *control_point;
+    gint handler_cb;
     struct timeval tv_start, tv_now;
 
     context = gupnp_context_new (NULL, NULL, 0, NULL);
 
     control_point = gupnp_control_point_new (context, URN_MEDIA_SERVER);
 
-    g_signal_connect (control_point, "device-proxy-available",
-                      G_CALLBACK (_rygel_device_cb), ctx);
+    handler_cb = g_signal_connect (control_point, "device-proxy-available",
+                                   G_CALLBACK (_rygel_device_cb), ctx);
 
     /* start searching for servers */
     gssdp_resource_browser_set_active (GSSDP_RESOURCE_BROWSER (control_point), TRUE);
@@ -50,20 +55,29 @@ PUBLIC unsigned char _rygel_init (mediaCtxHandleT *ctx) {
 
         if (ctx->media_server)
             break;
+        gettimeofday (&tv_now, NULL);
     }
     /* fail if we found no server */
     if (!ctx->media_server)
-      return -1;
+      return 0;
+
+    /* we have found the server ; stop looking for it... */
+    g_signal_handler_disconnect (control_point, handler_cb);
 
     dev_ctx[client_count]->loop = loop;
     dev_ctx[client_count]->context = context;
+    dev_ctx[client_count]->av_transport = NULL;
+    dev_ctx[client_count]->state = STOP;
+    dev_ctx[client_count]->target_state = STOP;
+    dev_ctx[client_count]->action_args = NULL;
+    dev_ctx[client_count]->transfer_started = 0;
 
     client_count++;
 
-    return 0;
+    return 1;
 }
 
-PUBLIC void _rygel_free (mediaCtxHandleT *ctx) {
+void _rygel_free (mediaCtxHandleT *ctx) {
 
     dev_ctx_T *dev_ctx_c = (dev_ctx_T*)ctx->media_server;
 
@@ -73,15 +87,128 @@ PUBLIC void _rygel_free (mediaCtxHandleT *ctx) {
     dev_ctx_c->loop = NULL;
     dev_ctx_c->context = NULL;
     dev_ctx_c->device_info = NULL;
+    dev_ctx_c->av_transport = NULL;
     dev_ctx_c->content_dir = NULL;
+    dev_ctx_c->content_res = NULL;
+}
+
+json_object* _rygel_list (mediaCtxHandleT *ctx) {
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)ctx->media_server;
+    json_object *json_o, *json_a;
+    char *raw, *start, *end, *id, *title;
+    int length, i = 0;
+
+    if (!dev_ctx_c)
+      return NULL;
+
+    raw = _rygel_list_raw (dev_ctx_c, NULL);
+    if (!raw)
+      return NULL;
+
+    start = strstr (raw, "<dc:title>");
+    if (!start)
+      return NULL;
+
+    json_o = json_object_new_object ();
+    json_a = json_object_new_array ();
+    while (start) {
+        json_object *json_i, *json_id, *json_title;
+
+        start = strstr (start, "<dc:title>");
+        if (!start) break;
+        end = strstr (start, "</dc:title>");
+        start += 10;
+        length = end - start;
+
+        asprintf (&id, "%02d", i);
+
+        title = (char*) malloc (length+1);
+        strncpy (title, start, length);
+        title[length] = '\0';
+
+        json_i = json_object_new_object ();
+        json_id = json_object_new_string (id);
+        json_title = json_object_new_string (title);
+        json_object_object_add (json_i, "id", json_id);
+        json_object_object_add (json_i, "title", json_title);
+        json_object_array_add (json_a, json_i);
+
+        free (id); free (title); 
+        i++;
+    }
+
+    json_object_object_add (json_o, "list", json_a);
+
+    return json_o;
+}
+
+unsigned char _rygel_select (mediaCtxHandleT *ctx, unsigned int index) {
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)ctx->media_server;
+    unsigned int count;
+
+    if (!dev_ctx_c)
+      return 0;
+
+    if (!_rygel_list_raw (dev_ctx_c, &count) ||
+        index >= count)
+      return 0;
+
+    if (ctx->index != index)
+      dev_ctx_c->state = STOP;
+
+    return 1;
+}
+
+unsigned char _rygel_upload (mediaCtxHandleT *ctx, char *path) {
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)ctx->media_server;
+    char *raw, *upload_id;
+
+    if (!dev_ctx_c)
+      return 0;
+
+    raw = _rygel_list_raw (dev_ctx_c, NULL);
+    if (!raw)
+      return 0;
+
+    /* for now, we always use the same upload container id */
+    upload_id = _rygel_find_upload_id (dev_ctx_c, raw);
+
+    return _rygel_start_uploading (dev_ctx_c, path, upload_id);
 }
 
-PUBLIC char* _rygel_list (mediaCtxHandleT *ctx) {
+unsigned char _rygel_do (mediaCtxHandleT *ctx, State state, char *args) {
 
     dev_ctx_T *dev_ctx_c = (dev_ctx_T*)ctx->media_server;
+    unsigned int index = ctx->index;
+    unsigned int count;
+    char *raw, *id, *metadata, *uri;
+
+    if (!dev_ctx_c || dev_ctx_c->state == state)
+        return 0;
+
+    raw = _rygel_list_raw (dev_ctx_c, &count);
+    if (!raw || index >= count)
+      return 0;
+
+          id = _rygel_find_id_for_index (dev_ctx_c, raw, index);
+    metadata = _rygel_find_metadata_for_id (dev_ctx_c, id);
+         uri = _rygel_find_uri_for_metadata (dev_ctx_c, metadata);
+
+    return _rygel_start_doing (dev_ctx_c, uri, metadata, state, args);
+}
+
+/* --- LOCAL HELPER FUNCTIONS --- */
+
+char* _rygel_list_raw (dev_ctx_T* dev_ctx_c, unsigned int *count) {
+
     GUPnPServiceProxy *content_dir_proxy;
+    struct timeval tv_start, tv_now;
 
     dev_ctx_c->content_res = NULL;
+    dev_ctx_c->content_num = 0;
     content_dir_proxy = GUPNP_SERVICE_PROXY (dev_ctx_c->content_dir);
 
     gupnp_service_proxy_begin_action (content_dir_proxy, "Browse", _rygel_content_cb, dev_ctx_c,
@@ -93,16 +220,258 @@ PUBLIC char* _rygel_list (mediaCtxHandleT *ctx) {
                                       "SortCriteria", G_TYPE_STRING, "",
                                        NULL);
 
-    while (!dev_ctx_c->content_res)
-      g_main_context_iteration (dev_ctx_c->loop, FALSE);
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+        g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+        if (dev_ctx_c->content_res)
+            break;
+        gettimeofday (&tv_now, NULL);
+    }
 
+    if (count) *count = dev_ctx_c->content_num;
     return dev_ctx_c->content_res;
 }
 
+char* _rygel_find_upload_id (dev_ctx_T* dev_ctx_c, char *raw) {
+
+    char *found;
+    char id[33];
+
+    found = strstr (raw, "parentID=\"");
+    found += 10;
+
+    /* IDs are 32-bit strings */
+    strncpy (id, found, 32);
+    id[32] = '\0';
+
+    return strdup (id);
+}
+
+char* _rygel_find_id_for_index (dev_ctx_T* dev_ctx_c, char *raw, unsigned int index) {
+
+    char *found = raw;
+    char id[33];
+    int i;
+
+    for (i = 0; i <= index; i++) {
+        found = strstr (found, "item id=");
+        found += 9;
+
+        if (i == index) {
+           /* IDs are 32-bit strings */
+            strncpy (id, found, 32);
+            id[32] = '\0';
+        }
+    }
+
+    return strdup (id);
+}
+
+char* _rygel_find_metadata_for_id (dev_ctx_T* dev_ctx_c, char *id) {
+
+    GUPnPServiceProxy *content_dir_proxy;
+    struct timeval tv_start, tv_now;
+
+    dev_ctx_c->content_res = NULL;
+
+    content_dir_proxy = GUPNP_SERVICE_PROXY (dev_ctx_c->content_dir);
+
+    gupnp_service_proxy_begin_action (content_dir_proxy, "Browse", _rygel_metadata_cb, dev_ctx_c,
+                                      "ObjectID", G_TYPE_STRING, id,
+                                      "BrowseFlag", G_TYPE_STRING, "BrowseMetadata",
+                                      "Filter", G_TYPE_STRING, "*",
+                                      "StartingIndex", G_TYPE_UINT, 0,
+                                      "RequestedCount", G_TYPE_UINT, 0,
+                                      "SortCriteria", G_TYPE_STRING, "",
+                                       NULL);
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+        g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+        if (dev_ctx_c->content_res)
+            break;
+        gettimeofday (&tv_now, NULL);
+    }
+
+    return dev_ctx_c->content_res;
+}
+
+char* _rygel_find_uri_for_metadata (dev_ctx_T* dev_ctx_c, char *metadata) {
+
+    char *start, *end, *uri = NULL;
+    int length;
+
+    /* position ourselves after the first "<res " tag */
+    start = strstr (metadata, "<res ");
+
+    while (start) {
+        start = strstr (start, "http://");
+       if (!start) break;
+       end = strstr (start, "</res>");
+       length = end - start;
+
+
+        uri = (char *)malloc (length + 1);
+       strncpy (uri, start, length);
+        uri[length] = '\0';
+        /* if the URI contains "primary_http", it is the main one ; stop here...*/
+        if (strstr (uri, "primary_http"))
+          break;
+
+        free (uri); start = end;
+    }
+
+    return uri;
+}
+
+char * _rygel_time_for_string (char *string) {
+
+    int total_seconds;
+    unsigned int hours, minutes, seconds;
+    char *time;
+
+    total_seconds = atoi (string);
+    hours = total_seconds / 3600;
+    minutes = (total_seconds / 60) - (hours * 60);
+    seconds = total_seconds - (hours * 3600) - (minutes * 60);
+
+    asprintf (&time, "%u:%02u:%02u", hours, minutes, seconds);
+
+    return time;
+}
+
+unsigned char _rygel_start_uploading (dev_ctx_T* dev_ctx_c, char *path, char *upload_id) {
+
+    GUPnPServiceProxy *content_dir_proxy;
+    GUPnPDIDLLiteWriter *didl_writer;
+    GUPnPDIDLLiteObject *didl_object;
+    char *didl, *content_type, *mime_type, *upnp_class;
+    struct timeval tv_start, tv_now;
+
+    didl_writer = gupnp_didl_lite_writer_new (NULL);
+    didl_object = GUPNP_DIDL_LITE_OBJECT (gupnp_didl_lite_writer_add_item (didl_writer));
+
+    /* create the metadata for the file */
+    gupnp_didl_lite_object_set_parent_id (didl_object, upload_id);
+    gupnp_didl_lite_object_set_id (didl_object, "");
+    gupnp_didl_lite_object_set_restricted (didl_object, FALSE);
+    gupnp_didl_lite_object_set_title (didl_object, g_path_get_basename (path));
+    /* deduce the UPnP class from the MIME type ("audio/ogg" e.g.) */
+    content_type = g_content_type_guess (path, NULL, 0, NULL);
+    mime_type = g_content_type_get_mime_type (content_type);
+    if (strstr (mime_type, "audio/"))
+      upnp_class = strdup ("object.item.audioItem.musicTrack");
+    else if (strstr (mime_type, "video/"))
+      upnp_class = strdup ("object.item.videoItem");
+    else if (strstr (mime_type, "image/"))
+      upnp_class = strdup ("object.item.imageItem");
+    else
+      upnp_class = strdup ("object.item");
+    gupnp_didl_lite_object_set_upnp_class (didl_object, upnp_class);
+    didl = gupnp_didl_lite_writer_get_string (didl_writer);
+
+    dev_ctx_c->transfer_path = path;
+    dev_ctx_c->transfer_started = 0;
+    content_dir_proxy = GUPNP_SERVICE_PROXY (dev_ctx_c->content_dir);
+
+    gupnp_service_proxy_begin_action (content_dir_proxy, "CreateObject", _rygel_upload_cb, dev_ctx_c,
+                                      "ContainerID", G_TYPE_STRING, upload_id,
+                                      "Elements", G_TYPE_STRING, didl,
+                                       NULL);
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+      g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+      if (dev_ctx_c->transfer_started)
+        break;
+      gettimeofday (&tv_now, NULL);
+    }
+    if (!dev_ctx_c->transfer_started)
+      return 0;
+
+    return 1;
+}
+
+unsigned char _rygel_start_doing (dev_ctx_T* dev_ctx_c, char *uri, char *metadata, State state, char *args) {
+
+    GUPnPServiceProxy *av_transport_proxy;
+    struct timeval tv_start, tv_now;
+
+    if (!dev_ctx_c->av_transport) {
+      if (!_rygel_find_av_transport (dev_ctx_c))
+         return 0;
+    }
+    dev_ctx_c->target_state = state;
+    dev_ctx_c->action_args = args;
+    av_transport_proxy = GUPNP_SERVICE_PROXY (dev_ctx_c->av_transport);
+
+    gupnp_service_proxy_begin_action (av_transport_proxy, "SetAVTransportURI", _rygel_select_cb, dev_ctx_c,
+                                      "InstanceID", G_TYPE_UINT, 0,
+                                      "CurrentURI", G_TYPE_STRING, uri,
+                                      "CurrentURIMetaData", G_TYPE_STRING, metadata,
+                                       NULL);
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+      g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+      if (dev_ctx_c->state == state)
+        break;
+      gettimeofday (&tv_now, NULL);
+    }
+    if (dev_ctx_c->state != state)
+      return 0;
+
+    return 1;
+}
+
+unsigned char _rygel_find_av_transport (dev_ctx_T* dev_ctx_c) {
+
+    GUPnPControlPoint *control_point;
+    gint handler_cb;
+    struct timeval tv_start, tv_now;
+
+    control_point = gupnp_control_point_new (dev_ctx_c->context, URN_MEDIA_RENDERER);
+
+    handler_cb = g_signal_connect (control_point, "device-proxy-available",
+                                   G_CALLBACK (_rygel_av_transport_cb), dev_ctx_c);
+
+    gssdp_resource_browser_set_active (GSSDP_RESOURCE_BROWSER (control_point), TRUE);
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+        g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+        if (dev_ctx_c->av_transport)
+            break;
+        gettimeofday (&tv_now, NULL);
+    }
+    g_signal_handler_disconnect (control_point, handler_cb);
+
+    if (!dev_ctx_c->av_transport)
+      return 0;
+
+    return 1;
+}
+
+
  /* ---- LOCAL CALLBACK FUNCTIONS ---- */
 
-STATIC void _rygel_device_cb (GUPnPControlPoint *point, GUPnPDeviceProxy *proxy,
-                                     gpointer data) {
+static void _rygel_device_cb (GUPnPControlPoint *point, GUPnPDeviceProxy *proxy,
+                              gpointer data) {
 
     mediaCtxHandleT *ctx = (mediaCtxHandleT*)data;
     GUPnPDeviceInfo *device_info;
@@ -125,7 +494,7 @@ STATIC void _rygel_device_cb (GUPnPControlPoint *point, GUPnPDeviceProxy *proxy,
         dev_ctx = (dev_ctx_T**) realloc (dev_ctx, (client_count+1)*sizeof(dev_ctx_T));
 
     /* create an element for the client in the global array */
-    dev_ctx[client_count] = malloc (sizeof(dev_ctx_T));
+    dev_ctx[client_count] = (dev_ctx_T*) malloc (sizeof(dev_ctx_T));
     dev_ctx[client_count]->device_info = device_info;
     dev_ctx[client_count]->content_dir = content_dir;
 
@@ -133,8 +502,21 @@ STATIC void _rygel_device_cb (GUPnPControlPoint *point, GUPnPDeviceProxy *proxy,
     ctx->media_server = (void*)dev_ctx[client_count];
 }
 
-STATIC void _rygel_content_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxyAction *action,
-                                      gpointer data) {
+static void _rygel_av_transport_cb (GUPnPControlPoint *point, GUPnPDeviceProxy *proxy,
+                                    gpointer data) {
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GUPnPDeviceInfo *device_info;
+    GUPnPServiceInfo *av_transport;
+
+    device_info = GUPNP_DEVICE_INFO (proxy);
+    av_transport = gupnp_device_info_get_service (device_info, URN_AV_TRANSPORT);
+
+    dev_ctx_c->av_transport = av_transport;
+}
+
+static void _rygel_content_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxyAction *action,
+                               gpointer data) {
 
     dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
     GUPnPServiceProxy *content_dir_proxy = GUPNP_SERVICE_PROXY (content_dir);
@@ -159,7 +541,7 @@ STATIC void _rygel_content_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxy
         found += 4;
         strncpy (subid, found, 32); subid[32] = '\0';
 
-       gupnp_service_proxy_begin_action (content_dir_proxy, "Browse", _rygel_content_cb, NULL,
+       gupnp_service_proxy_begin_action (content_dir_proxy, "Browse", _rygel_content_cb, dev_ctx_c,
                                          "ObjectID", G_TYPE_STRING, subid,
                                          "BrowseFlag", G_TYPE_STRING, "BrowseDirectChildren",
                                          "Filter", G_TYPE_STRING, "@childCount",
@@ -170,6 +552,158 @@ STATIC void _rygel_content_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxy
         return;
     }
 
-    if (number_returned > 1)
-        dev_ctx_c->content_res = strdup (result);
+    if (number_returned > 1) {
+        dev_ctx_c->content_res = result;
+        dev_ctx_c->content_num = number_returned;
+    }
+}
+
+static void _rygel_metadata_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxyAction *action,
+                                gpointer data) {
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GError *error;
+    char *result;
+
+    gupnp_service_proxy_end_action (content_dir, action, &error,
+                                    "Result", G_TYPE_STRING, &result,
+                                    NULL);
+
+    dev_ctx_c->content_res = result;
+}
+
+static void _rygel_select_cb (GUPnPServiceProxy *av_transport, GUPnPServiceProxyAction *action,
+                              gpointer data)
+{
+
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GUPnPServiceProxy *av_transport_proxy;
+    GError *error;
+    char *time;
+    struct timeval tv_start, tv_now;
+
+    av_transport_proxy = GUPNP_SERVICE_PROXY (av_transport);
+
+    gupnp_service_proxy_end_action (av_transport, action, &error, NULL);
+
+    switch (dev_ctx_c->target_state) {
+        case PLAY:
+          gupnp_service_proxy_begin_action (av_transport_proxy, "Play", _rygel_do_cb, dev_ctx_c,
+                                           "InstanceID", G_TYPE_UINT, 0,
+                                           "Speed", G_TYPE_STRING, "1",
+                                            NULL);
+          break;
+       case PAUSE:
+          gupnp_service_proxy_begin_action (av_transport_proxy, "Pause", _rygel_do_cb, dev_ctx_c,
+                                           "InstanceID", G_TYPE_UINT, 0,
+                                            NULL);
+          break;
+       case STOP:
+          gupnp_service_proxy_begin_action (av_transport_proxy, "Stop", _rygel_do_cb, dev_ctx_c,
+                                           "InstanceID", G_TYPE_UINT, 0,
+                                            NULL);
+          break;
+       case SEEK:
+          time = _rygel_time_for_string (dev_ctx_c->action_args);
+          gupnp_service_proxy_begin_action (av_transport_proxy, "Seek", _rygel_do_cb, dev_ctx_c,
+                                           "InstanceID", G_TYPE_UINT, 0,
+                                           "Unit", G_TYPE_STRING, "ABS_TIME",
+                                           "Target", G_TYPE_STRING, time,
+                                            NULL);
+       default:
+        break;
+    }
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+        g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+        if (dev_ctx_c->state == dev_ctx_c->target_state)
+            break;
+        gettimeofday (&tv_now, NULL);
+    }
+}
+
+static void _rygel_upload_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxyAction *action,
+                              gpointer data)
+{
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GUPnPServiceProxy *content_dir_proxy;
+    GError *error;
+    char *result, *start, *end, *dst_uri, *src_uri;
+    int length;
+    struct timeval tv_start, tv_now;
+
+    content_dir_proxy = GUPNP_SERVICE_PROXY (content_dir);
+
+    if (!gupnp_service_proxy_end_action (content_dir, action, &error,
+                                         "Result", G_TYPE_STRING, &result,
+                                          NULL))
+      return;
+
+    start = strstr (result, "<res importUri=\"");
+    if (!start)
+      return;
+
+    start += 16;
+    end = strstr (start, "\"");
+    length = end - start;
+
+    dst_uri = (char*) malloc(length+1);
+    strncpy (dst_uri, start, length);
+    dst_uri[length] = '\0';
+
+    asprintf (&src_uri, "http://%s:%u%s", gupnp_context_get_host_ip (dev_ctx_c->context),
+                                          gupnp_context_get_port (dev_ctx_c->context),
+                                          dev_ctx_c->transfer_path);
+
+    /* host the file */
+    gupnp_context_host_path (dev_ctx_c->context, dev_ctx_c->transfer_path,
+                                                 dev_ctx_c->transfer_path);
+
+    gupnp_service_proxy_begin_action (content_dir_proxy, "ImportResource", _rygel_transfer_cb, dev_ctx_c,
+                                      "SourceURI", G_TYPE_STRING, src_uri,
+                                      "DestinationURI", G_TYPE_STRING, dst_uri,
+                                       NULL);
+
+    gettimeofday (&tv_start, NULL);
+    gettimeofday (&tv_now, NULL);
+    while (tv_now.tv_sec - tv_start.tv_sec <= 5) {
+
+        g_main_context_iteration (dev_ctx_c->loop, FALSE);
+
+        if (dev_ctx_c->transfer_started)
+            break;
+        gettimeofday (&tv_now, NULL);
+    }
+}
+
+static void _rygel_transfer_cb (GUPnPServiceProxy *content_dir, GUPnPServiceProxyAction *action,
+                                gpointer data)
+{
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GError *error;
+    guint transfer_id;
+
+    if (!gupnp_service_proxy_end_action (content_dir, action, &error,
+                                         "TransferID", G_TYPE_UINT, &transfer_id,
+                                          NULL))
+      return;
+
+    dev_ctx_c->transfer_started = 1;
+}
+
+static void _rygel_do_cb (GUPnPServiceProxy *av_transport, GUPnPServiceProxyAction *action,
+                          gpointer data)
+{
+    dev_ctx_T *dev_ctx_c = (dev_ctx_T*)data;
+    GError *error;
+
+    if (!gupnp_service_proxy_end_action (av_transport, action, &error,
+                                         NULL))
+      return;
+
+    dev_ctx_c->state = dev_ctx_c->target_state;
 }