gst/rtsp/: Use shiny new RTSP and SDP library.

Original commit message from CVS:
* gst/rtsp/Makefile.am:
* gst/rtsp/base64.c:
* gst/rtsp/base64.h:
* gst/rtsp/gstrtspext.c: (gst_rtsp_ext_list_filter),
(gst_rtsp_ext_list_init), (gst_rtsp_ext_list_get),
(gst_rtsp_ext_list_detect_server), (gst_rtsp_ext_list_before_send),
(gst_rtsp_ext_list_after_send), (gst_rtsp_ext_list_parse_sdp),
(gst_rtsp_ext_list_setup_media),
(gst_rtsp_ext_list_configure_stream),
(gst_rtsp_ext_list_get_transports),
(gst_rtsp_ext_list_stream_select):
* gst/rtsp/gstrtspext.h:
* gst/rtsp/gstrtspsrc.c: (gst_rtsp_lower_trans_get_type),
(gst_rtspsrc_class_init), (gst_rtspsrc_init),
(gst_rtspsrc_finalize), (gst_rtspsrc_create_stream),
(gst_rtspsrc_parse_rtpmap), (gst_rtspsrc_media_to_caps),
(gst_rtspsrc_flush), (gst_rtspsrc_do_seek),
(gst_rtspsrc_sink_chain), (gst_rtspsrc_stream_configure_manager),
(gst_rtspsrc_stream_configure_tcp),
(gst_rtspsrc_stream_configure_mcast),
(gst_rtspsrc_stream_configure_udp),
(gst_rtspsrc_stream_configure_udp_sink),
(gst_rtspsrc_stream_configure_transport),
(gst_rtspsrc_handle_request), (gst_rtspsrc_send_keep_alive),
(gst_rtspsrc_loop_interleaved), (gst_rtspsrc_loop_udp),
(gst_rtspsrc_loop_send_cmd), (gst_rtsp_auth_method_to_string),
(gst_rtspsrc_parse_auth_hdr), (gst_rtspsrc_setup_auth),
(gst_rtspsrc_try_send), (gst_rtspsrc_send),
(gst_rtspsrc_parse_methods),
(gst_rtspsrc_create_transports_string),
(gst_rtspsrc_prepare_transports), (gst_rtspsrc_setup_streams),
(gst_rtspsrc_parse_range), (gst_rtspsrc_open), (gst_rtspsrc_close),
(gst_rtspsrc_play), (gst_rtspsrc_pause),
(gst_rtspsrc_change_state), (gst_rtspsrc_uri_set_uri):
* gst/rtsp/gstrtspsrc.h:
* gst/rtsp/rtsp.h:
* gst/rtsp/rtspconnection.c:
* gst/rtsp/rtspconnection.h:
* gst/rtsp/rtspdefs.c:
* gst/rtsp/rtspdefs.h:
* gst/rtsp/rtspext.h:
* gst/rtsp/rtspextwms.c:
* gst/rtsp/rtspextwms.h:
* gst/rtsp/rtspmessage.c:
* gst/rtsp/rtspmessage.h:
* gst/rtsp/rtsprange.c:
* gst/rtsp/rtsprange.h:
* gst/rtsp/rtsptransport.c:
* gst/rtsp/rtsptransport.h:
* gst/rtsp/rtspurl.c:
* gst/rtsp/rtspurl.h:
* gst/rtsp/sdp.h:
* gst/rtsp/sdpmessage.c:
* gst/rtsp/sdpmessage.h:
* gst/rtsp/test.c:
Use shiny new RTSP and SDP library.
Implement RTSP extensions using the new interface.
Remove a lot of old code.

1 files changed, 0 insertions, 930 deletions

diff --git a/gst/rtsp/sdpmessage.c b/gst/rtsp/sdpmessage.c
deleted file mode 100644
index 2af52580..00000000
--- a/gst/rtsp/sdpmessage.c
+++ /dev/null
@@ -1,930 +0,0 @@
-/* GStreamer
- * Copyright (C) <2005,2006> Wim Taymans <wim@fluendo.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-/*
- * Unless otherwise indicated, Source Code is licensed under MIT license.
- * See further explanation attached in License Statement (distributed in the file
- * LICENSE).
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is furnished to do
- * so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <stdlib.h>
-#include <string.h>
-
-#include "sdpmessage.h"
-
-/* FIXME, is currently allocated on the stack */
-#define MAX_LINE_LEN	1024 * 16
-
-#define FREE_STRING(field)      g_free ((field)); (field) = NULL;
-#define FREE_ARRAY(field)       \
-G_STMT_START {                  \
-  if (field)                    \
-    g_array_free (field, TRUE); \
-  field = NULL;                 \
-} G_STMT_END
-#define REPLACE_STRING(field,val)       FREE_STRING(field);field=g_strdup (val);
-
-#define INIT_ARRAY(field,type,init_func)  		\
-G_STMT_START {                   			\
-  if (field) {                   			\
-    guint i;			 			\
-    for(i=0; i<field->len; i++)				\
-      init_func (&g_array_index(field, type, i));	\
-    g_array_set_size (field,0); 			\
-  }				 			\
-  else                          			\
-    field = g_array_new (FALSE, TRUE, sizeof(type));    \
-} G_STMT_END
-
-#define DEFINE_STRING_SETTER(field)                                     \
-RTSPResult sdp_message_set_##field (SDPMessage *msg, gchar *val) {      \
-  g_free (msg->field);                                                  \
-  msg->field = g_strdup (val);                                          \
-  return RTSP_OK;                                                       \
-}
-#define DEFINE_STRING_GETTER(field)                                     \
-char* sdp_message_get_##field (SDPMessage *msg) {                       \
-  return msg->field;                                                    \
-}
-
-#define DEFINE_ARRAY_LEN(field)                                         \
-gint sdp_message_##field##_len (SDPMessage *msg) {                      \
-  return ((msg)->field->len);                                           \
-}
-#define DEFINE_ARRAY_GETTER(method,field,type)                          \
-type sdp_message_get_##method (SDPMessage *msg, guint idx) {            \
-  return g_array_index ((msg)->field, type, idx);                       \
-}
-#define DEFINE_ARRAY_P_GETTER(method,field,type)                        \
-type * sdp_message_get_##method (SDPMessage *msg, guint idx) {          \
-  return &g_array_index ((msg)->field, type, idx);                      \
-}
-#define DEFINE_ARRAY_ADDER(method,field,type,dup_method)                \
-RTSPResult sdp_message_add_##method (SDPMessage *msg, type val) {       \
-  type v = dup_method(val);                                             \
-  g_array_append_val((msg)->field, v);                                  \
-  return RTSP_OK;                                                       \
-}
-
-static void
-sdp_origin_init (SDPOrigin * origin)
-{
-  FREE_STRING (origin->username);
-  FREE_STRING (origin->sess_id);
-  FREE_STRING (origin->sess_version);
-  FREE_STRING (origin->nettype);
-  FREE_STRING (origin->addrtype);
-  FREE_STRING (origin->addr);
-}
-
-static void
-sdp_connection_init (SDPConnection * connection)
-{
-  FREE_STRING (connection->nettype);
-  FREE_STRING (connection->addrtype);
-  FREE_STRING (connection->address);
-  connection->ttl = 0;
-  connection->addr_number = 0;
-}
-
-static void
-sdp_bandwidth_init (SDPBandwidth * bandwidth)
-{
-  FREE_STRING (bandwidth->bwtype);
-  bandwidth->bandwidth = 0;
-}
-
-static void
-sdp_time_init (SDPTime * time)
-{
-  FREE_STRING (time->start);
-  FREE_STRING (time->stop);
-  time->n_repeat = 0;
-}
-
-static void
-sdp_zone_init (SDPZone * zone)
-{
-  FREE_STRING (zone->time);
-  FREE_STRING (zone->typed_time);
-}
-
-static void
-sdp_key_init (SDPKey * key)
-{
-  FREE_STRING (key->type);
-  FREE_STRING (key->data);
-}
-
-static void
-sdp_attribute_init (SDPAttribute * attr)
-{
-  FREE_STRING (attr->key);
-  FREE_STRING (attr->value);
-}
-
-/**
- * sdp_message_new:
- * @msg: pointer to new #SDPMessage
- *
- * Allocate a new SDPMessage and store the result in @msg.
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_message_new (SDPMessage ** msg)
-{
-  SDPMessage *newmsg;
-
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-
-  newmsg = g_new0 (SDPMessage, 1);
-
-  *msg = newmsg;
-
-  return sdp_message_init (newmsg);
-}
-
-/**
- * sdp_message_init:
- * @msg: an #SDPMessage
- *
- * Initialize @msg so that its contents are as if it was freshly allocated
- * with sdp_message_new(). This function is mostly used to initialize a message
- * allocated on the stack. sdp_message_uninit() undoes this operation.
- *
- * When this function is invoked on newly allocated data (with malloc or on the
- * stack), its contents should be set to 0 before calling this function.
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_message_init (SDPMessage * msg)
-{
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-
-  FREE_STRING (msg->version);
-  sdp_origin_init (&msg->origin);
-  FREE_STRING (msg->session_name);
-  FREE_STRING (msg->information);
-  FREE_STRING (msg->uri);
-  INIT_ARRAY (msg->emails, gchar *, g_free);
-  INIT_ARRAY (msg->phones, gchar *, g_free);
-  sdp_connection_init (&msg->connection);
-  INIT_ARRAY (msg->bandwidths, SDPBandwidth, sdp_bandwidth_init);
-  INIT_ARRAY (msg->times, SDPTime, sdp_time_init);
-  INIT_ARRAY (msg->zones, SDPZone, sdp_zone_init);
-  sdp_key_init (&msg->key);
-  INIT_ARRAY (msg->attributes, SDPAttribute, sdp_attribute_init);
-  INIT_ARRAY (msg->medias, SDPMedia, sdp_media_uninit);
-
-  return RTSP_OK;
-}
-
-/**
- * sdp_message_uninit:
- * @msg: an #SDPMessage
- *
- * Free all resources allocated in @msg. @msg should not be used anymore after
- * this function. This function should be used when @msg was allocated on the
- * stack and initialized with sdp_message_init().
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_message_uninit (SDPMessage * msg)
-{
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-
-  sdp_message_init (msg);
-
-  FREE_ARRAY (msg->emails);
-  FREE_ARRAY (msg->phones);
-  FREE_ARRAY (msg->bandwidths);
-  FREE_ARRAY (msg->times);
-  FREE_ARRAY (msg->zones);
-  FREE_ARRAY (msg->attributes);
-  FREE_ARRAY (msg->medias);
-
-  return RTSP_OK;
-}
-
-/**
- * sdp_message_free:
- * @msg: an #SDPMessage
- *
- * Free all resources allocated by @msg. @msg should not be used anymore after
- * this function. This function should be used when @msg was dynamically
- * allocated with sdp_message_new().
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_message_free (SDPMessage * msg)
-{
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-
-  sdp_message_uninit (msg);
-  g_free (msg);
-
-  return RTSP_OK;
-}
-
-/**
- * sdp_media_new:
- * @media: pointer to new #SDPMedia
- *
- * Allocate a new SDPMedia and store the result in @media.
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_media_new (SDPMedia ** media)
-{
-  SDPMedia *newmedia;
-
-  g_return_val_if_fail (media != NULL, RTSP_EINVAL);
-
-  newmedia = g_new0 (SDPMedia, 1);
-
-  *media = newmedia;
-
-  return sdp_media_init (newmedia);
-}
-
-/**
- * sdp_media_init:
- * @media: a #SDPMedia
- *
- * Initialize @media so that its contents are as if it was freshly allocated
- * with sdp_media_new(). This function is mostly used to initialize a media
- * allocated on the stack. sdp_media_uninit() undoes this operation.
- *
- * When this function is invoked on newly allocated data (with malloc or on the
- * stack), its contents should be set to 0 before calling this function.
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_media_init (SDPMedia * media)
-{
-  g_return_val_if_fail (media != NULL, RTSP_EINVAL);
-
-  FREE_STRING (media->media);
-  media->port = 0;
-  media->num_ports = 0;
-  FREE_STRING (media->proto);
-  INIT_ARRAY (media->fmts, gchar *, g_free);
-  FREE_STRING (media->information);
-  INIT_ARRAY (media->connections, SDPConnection, sdp_connection_init);
-  INIT_ARRAY (media->bandwidths, SDPBandwidth, sdp_bandwidth_init);
-  sdp_key_init (&media->key);
-  INIT_ARRAY (media->attributes, SDPAttribute, sdp_attribute_init);
-
-  return RTSP_OK;
-}
-
-/**
- * sdp_media_uninit:
- * @media: an #SDPMedia
- *
- * Free all resources allocated in @media. @media should not be used anymore after
- * this function. This function should be used when @media was allocated on the
- * stack and initialized with sdp_media_init().
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_media_uninit (SDPMedia * media)
-{
-  g_return_val_if_fail (media != NULL, RTSP_EINVAL);
-
-  sdp_media_init (media);
-  FREE_ARRAY (media->fmts);
-  FREE_ARRAY (media->connections);
-  FREE_ARRAY (media->bandwidths);
-  FREE_ARRAY (media->attributes);
-
-  return RTSP_OK;
-}
-
-/**
- * sdp_media_free:
- * @media: an #SDPMedia
- *
- * Free all resources allocated by @media. @media should not be used anymore after
- * this function. This function should be used when @media was dynamically
- * allocated with sdp_media_new().
- *
- * Returns: a #RTSPResult.
- */
-RTSPResult
-sdp_media_free (SDPMedia * media)
-{
-  g_return_val_if_fail (media != NULL, RTSP_EINVAL);
-
-  sdp_media_uninit (media);
-  g_free (media);
-
-  return RTSP_OK;
-}
-
-DEFINE_STRING_SETTER (version);
-DEFINE_STRING_GETTER (version);
-
-RTSPResult
-sdp_message_set_origin (SDPMessage * msg, gchar * username, gchar * sess_id,
-    gchar * sess_version, gchar * nettype, gchar * addrtype, gchar * addr)
-{
-  REPLACE_STRING (msg->origin.username, username);
-  REPLACE_STRING (msg->origin.sess_id, sess_id);
-  REPLACE_STRING (msg->origin.sess_version, sess_version);
-  REPLACE_STRING (msg->origin.nettype, nettype);
-  REPLACE_STRING (msg->origin.addrtype, addrtype);
-  REPLACE_STRING (msg->origin.addr, addr);
-  return RTSP_OK;
-}
-
-SDPOrigin *
-sdp_message_get_origin (SDPMessage * msg)
-{
-  return &msg->origin;
-}
-
-DEFINE_STRING_SETTER (session_name);
-DEFINE_STRING_GETTER (session_name);
-DEFINE_STRING_SETTER (information);
-DEFINE_STRING_GETTER (information);
-DEFINE_STRING_SETTER (uri);
-DEFINE_STRING_GETTER (uri);
-
-DEFINE_ARRAY_LEN (emails);
-DEFINE_ARRAY_GETTER (email, emails, gchar *);
-DEFINE_ARRAY_ADDER (email, emails, gchar *, g_strdup);
-
-DEFINE_ARRAY_LEN (phones);
-DEFINE_ARRAY_GETTER (phone, phones, gchar *);
-DEFINE_ARRAY_ADDER (phone, phones, gchar *, g_strdup);
-
-RTSPResult
-sdp_message_set_connection (SDPMessage * msg, gchar * nettype, gchar * addrtype,
-    gchar * address, gint ttl, gint addr_number)
-{
-  REPLACE_STRING (msg->connection.nettype, nettype);
-  REPLACE_STRING (msg->connection.addrtype, addrtype);
-  REPLACE_STRING (msg->connection.address, address);
-  msg->connection.ttl = ttl;
-  msg->connection.addr_number = addr_number;
-  return RTSP_OK;
-}
-
-SDPConnection *
-sdp_message_get_connection (SDPMessage * msg)
-{
-  return &msg->connection;
-}
-
-DEFINE_ARRAY_LEN (bandwidths);
-DEFINE_ARRAY_P_GETTER (bandwidth, bandwidths, SDPBandwidth);
-
-RTSPResult
-sdp_message_add_bandwidth (SDPMessage * msg, gchar * bwtype, gint bandwidth)
-{
-  SDPBandwidth bw;
-
-  bw.bwtype = g_strdup (bwtype);
-  bw.bandwidth = bandwidth;
-
-  g_array_append_val (msg->bandwidths, bw);
-
-  return RTSP_OK;
-}
-
-DEFINE_ARRAY_LEN (times);
-DEFINE_ARRAY_P_GETTER (time, times, SDPTime);
-
-RTSPResult
-sdp_message_add_time (SDPMessage * msg, gchar * time)
-{
-  return RTSP_OK;
-}
-
-DEFINE_ARRAY_LEN (zones);
-DEFINE_ARRAY_P_GETTER (zone, zones, SDPZone);
-RTSPResult
-sdp_message_add_zone (SDPMessage * msg, gchar * time, gchar * typed_time)
-{
-  SDPZone zone;
-
-  zone.time = g_strdup (time);
-  zone.typed_time = g_strdup (typed_time);
-
-  g_array_append_val (msg->zones, zone);
-
-  return RTSP_OK;
-}
-
-RTSPResult
-sdp_message_set_key (SDPMessage * msg, gchar * type, gchar * data)
-{
-  REPLACE_STRING (msg->key.type, type);
-  REPLACE_STRING (msg->key.data, data);
-  return RTSP_OK;
-}
-
-SDPKey *
-sdp_message_get_key (SDPMessage * msg)
-{
-  return &msg->key;
-}
-
-
-DEFINE_ARRAY_LEN (attributes);
-DEFINE_ARRAY_P_GETTER (attribute, attributes, SDPAttribute);
-gchar *
-sdp_message_get_attribute_val_n (SDPMessage * msg, gchar * key, guint nth)
-{
-  guint i;
-
-  for (i = 0; i < msg->attributes->len; i++) {
-    SDPAttribute *attr;
-
-    attr = &g_array_index (msg->attributes, SDPAttribute, i);
-    if (!strcmp (attr->key, key)) {
-      if (nth == 0)
-        return attr->value;
-      else
-        nth--;
-    }
-  }
-  return NULL;
-}
-
-gchar *
-sdp_message_get_attribute_val (SDPMessage * msg, gchar * key)
-{
-  return sdp_message_get_attribute_val_n (msg, key, 0);
-}
-
-RTSPResult
-sdp_message_add_attribute (SDPMessage * msg, gchar * key, gchar * value)
-{
-  SDPAttribute attr;
-
-  attr.key = g_strdup (key);
-  attr.value = g_strdup (value);
-
-  g_array_append_val (msg->attributes, attr);
-
-  return RTSP_OK;
-}
-
-DEFINE_ARRAY_LEN (medias);
-DEFINE_ARRAY_P_GETTER (media, medias, SDPMedia);
-
-/**
- * sdp_message_add_media:
- * @msg: an #SDPMessage
- * @media: an #SDPMedia to add
- *
- * Adds @media to the array of medias in @msg. This function takes ownership of
- * the contents of @media so that @media will have to be reinitialized with
- * gst_media_init() before it can be used again.
- *
- * Returns: an #RTSPResult.
- */
-RTSPResult
-sdp_message_add_media (SDPMessage * msg, SDPMedia * media)
-{
-  gint len;
-  SDPMedia *nmedia;
-
-  len = msg->medias->len;
-  g_array_set_size (msg->medias, len + 1);
-  nmedia = &g_array_index (msg->medias, SDPMedia, len);
-
-  memcpy (nmedia, media, sizeof (SDPMedia));
-  memset (media, 0, sizeof (SDPMedia));
-
-  return RTSP_OK;
-}
-
-/* media access */
-
-RTSPResult
-sdp_media_add_attribute (SDPMedia * media, gchar * key, gchar * value)
-{
-  SDPAttribute attr;
-
-  attr.key = g_strdup (key);
-  attr.value = g_strdup (value);
-
-  g_array_append_val (media->attributes, attr);
-
-  return RTSP_OK;
-}
-
-RTSPResult
-sdp_media_add_bandwidth (SDPMedia * media, gchar * bwtype, gint bandwidth)
-{
-  SDPBandwidth bw;
-
-  bw.bwtype = g_strdup (bwtype);
-  bw.bandwidth = bandwidth;
-
-  g_array_append_val (media->bandwidths, bw);
-
-  return RTSP_OK;
-}
-
-RTSPResult
-sdp_media_add_format (SDPMedia * media, gchar * format)
-{
-  gchar *fmt;
-
-  fmt = g_strdup (format);
-
-  g_array_append_val (media->fmts, fmt);
-
-  return RTSP_OK;
-}
-
-SDPAttribute *
-sdp_media_get_attribute (SDPMedia * media, guint idx)
-{
-  return &g_array_index (media->attributes, SDPAttribute, idx);
-}
-
-gchar *
-sdp_media_get_attribute_val_n (SDPMedia * media, gchar * key, guint nth)
-{
-  guint i;
-
-  for (i = 0; i < media->attributes->len; i++) {
-    SDPAttribute *attr;
-
-    attr = &g_array_index (media->attributes, SDPAttribute, i);
-    if (!strcmp (attr->key, key)) {
-      if (nth == 0)
-        return attr->value;
-      else
-        nth--;
-    }
-  }
-  return NULL;
-}
-
-gchar *
-sdp_media_get_attribute_val (SDPMedia * media, gchar * key)
-{
-  return sdp_media_get_attribute_val_n (media, key, 0);
-}
-
-gchar *
-sdp_media_get_format (SDPMedia * media, guint idx)
-{
-  if (idx >= media->fmts->len)
-    return NULL;
-  return g_array_index (media->fmts, gchar *, idx);
-}
-
-static void
-read_string (gchar * dest, guint size, gchar ** src)
-{
-  guint idx;
-
-  idx = 0;
-  /* skip spaces */
-  while (g_ascii_isspace (**src))
-    (*src)++;
-
-  while (!g_ascii_isspace (**src) && **src != '\0') {
-    if (idx < size - 1)
-      dest[idx++] = **src;
-    (*src)++;
-  }
-  if (size > 0)
-    dest[idx] = '\0';
-}
-
-static void
-read_string_del (gchar * dest, guint size, gchar del, gchar ** src)
-{
-  guint idx;
-
-  idx = 0;
-  /* skip spaces */
-  while (g_ascii_isspace (**src))
-    (*src)++;
-
-  while (**src != del && **src != '\0') {
-    if (idx < size - 1)
-      dest[idx++] = **src;
-    (*src)++;
-  }
-  if (size > 0)
-    dest[idx] = '\0';
-}
-
-enum
-{
-  SDP_SESSION,
-  SDP_MEDIA,
-};
-
-typedef struct
-{
-  gint state;
-  SDPMessage *msg;
-  SDPMedia *media;
-} SDPContext;
-
-static gboolean
-sdp_parse_line (SDPContext * c, gchar type, gchar * buffer)
-{
-  gchar str[8192];
-  gchar *p = buffer;
-
-#define READ_STRING(field) read_string (str, sizeof(str), &p);REPLACE_STRING (field, str);
-#define READ_INT(field) read_string (str, sizeof(str), &p);field = atoi(str);
-
-  switch (type) {
-    case 'v':
-      if (buffer[0] != '0')
-        g_warning ("wrong SDP version");
-      sdp_message_set_version (c->msg, buffer);
-      break;
-    case 'o':
-      READ_STRING (c->msg->origin.username);
-      READ_STRING (c->msg->origin.sess_id);
-      READ_STRING (c->msg->origin.sess_version);
-      READ_STRING (c->msg->origin.nettype);
-      READ_STRING (c->msg->origin.addrtype);
-      READ_STRING (c->msg->origin.addr);
-      break;
-    case 's':
-      REPLACE_STRING (c->msg->session_name, buffer);
-      break;
-    case 'i':
-      if (c->state == SDP_SESSION) {
-        REPLACE_STRING (c->msg->information, buffer);
-      } else {
-        REPLACE_STRING (c->media->information, buffer);
-      }
-      break;
-    case 'u':
-      REPLACE_STRING (c->msg->uri, buffer);
-      break;
-    case 'e':
-      sdp_message_add_email (c->msg, buffer);
-      break;
-    case 'p':
-      sdp_message_add_phone (c->msg, buffer);
-      break;
-    case 'c':
-      READ_STRING (c->msg->connection.nettype);
-      READ_STRING (c->msg->connection.addrtype);
-      READ_STRING (c->msg->connection.address);
-      READ_INT (c->msg->connection.ttl);
-      READ_INT (c->msg->connection.addr_number);
-      break;
-    case 'b':
-    {
-      gchar str2[MAX_LINE_LEN];
-
-      read_string_del (str, sizeof (str), ':', &p);
-      read_string (str2, sizeof (str2), &p);
-      if (c->state == SDP_SESSION)
-        sdp_message_add_bandwidth (c->msg, str, atoi (str2));
-      else
-        sdp_media_add_bandwidth (c->media, str, atoi (str2));
-      break;
-    }
-    case 't':
-      break;
-    case 'k':
-
-      break;
-    case 'a':
-      read_string_del (str, sizeof (str), ':', &p);
-      if (*p != '\0')
-        p++;
-      if (c->state == SDP_SESSION)
-        sdp_message_add_attribute (c->msg, str, p);
-      else
-        sdp_media_add_attribute (c->media, str, p);
-      break;
-    case 'm':
-    {
-      gchar *slash;
-      SDPMedia nmedia;
-
-      c->state = SDP_MEDIA;
-      memset (&nmedia, 0, sizeof (nmedia));
-      sdp_media_init (&nmedia);
-
-      READ_STRING (nmedia.media);
-      read_string (str, sizeof (str), &p);
-      slash = g_strrstr (str, "/");
-      if (slash) {
-        *slash = '\0';
-        nmedia.port = atoi (str);
-        nmedia.num_ports = atoi (slash + 1);
-      } else {
-        nmedia.port = atoi (str);
-        nmedia.num_ports = -1;
-      }
-      READ_STRING (nmedia.proto);
-      do {
-        read_string (str, sizeof (str), &p);
-        sdp_media_add_format (&nmedia, str);
-      } while (*p != '\0');
-
-      sdp_message_add_media (c->msg, &nmedia);
-      c->media =
-          &g_array_index (c->msg->medias, SDPMedia, c->msg->medias->len - 1);
-      break;
-    }
-    default:
-      break;
-  }
-  return TRUE;
-}
-
-RTSPResult
-sdp_message_parse_buffer (guint8 * data, guint size, SDPMessage * msg)
-{
-  gchar *p;
-  SDPContext c;
-  gchar type;
-  gchar buffer[MAX_LINE_LEN];
-  guint idx = 0;
-
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-  g_return_val_if_fail (data != NULL, RTSP_EINVAL);
-  g_return_val_if_fail (size != 0, RTSP_EINVAL);
-
-  c.state = SDP_SESSION;
-  c.msg = msg;
-  c.media = NULL;
-
-  p = (gchar *) data;
-  while (TRUE) {
-    while (g_ascii_isspace (*p))
-      p++;
-
-    type = *p++;
-    if (type == '\0')
-      break;
-
-    if (*p != '=')
-      goto line_done;
-    p++;
-
-    idx = 0;
-    while (*p != '\n' && *p != '\r' && *p != '\0') {
-      if (idx < sizeof (buffer) - 1)
-        buffer[idx++] = *p;
-      p++;
-    }
-    buffer[idx] = '\0';
-    sdp_parse_line (&c, type, buffer);
-
-  line_done:
-    while (*p != '\n' && *p != '\0')
-      p++;
-    if (*p == '\n')
-      p++;
-  }
-
-  return RTSP_OK;
-}
-
-static void
-print_media (SDPMedia * media)
-{
-  g_print ("   media:       '%s'\n", media->media);
-  g_print ("   port:        '%d'\n", media->port);
-  g_print ("   num_ports:   '%d'\n", media->num_ports);
-  g_print ("   proto:       '%s'\n", media->proto);
-  if (media->fmts->len > 0) {
-    guint i;
-
-    g_print ("   formats:\n");
-    for (i = 0; i < media->fmts->len; i++) {
-      g_print ("    format  '%s'\n", g_array_index (media->fmts, gchar *, i));
-    }
-  }
-  g_print ("   information: '%s'\n", media->information);
-  g_print ("   key:\n");
-  g_print ("    type:       '%s'\n", media->key.type);
-  g_print ("    data:       '%s'\n", media->key.data);
-  if (media->attributes->len > 0) {
-    guint i;
-
-    g_print ("   attributes:\n");
-    for (i = 0; i < media->attributes->len; i++) {
-      SDPAttribute *attr = &g_array_index (media->attributes, SDPAttribute, i);
-
-      g_print ("    attribute '%s' : '%s'\n", attr->key, attr->value);
-    }
-  }
-}
-
-RTSPResult
-sdp_message_dump (SDPMessage * msg)
-{
-  g_return_val_if_fail (msg != NULL, RTSP_EINVAL);
-
-  g_print ("sdp packet %p:\n", msg);
-  g_print (" version:       '%s'\n", msg->version);
-  g_print (" origin:\n");
-  g_print ("  username:     '%s'\n", msg->origin.username);
-  g_print ("  sess_id:      '%s'\n", msg->origin.sess_id);
-  g_print ("  sess_version: '%s'\n", msg->origin.sess_version);
-  g_print ("  nettype:      '%s'\n", msg->origin.nettype);
-  g_print ("  addrtype:     '%s'\n", msg->origin.addrtype);
-  g_print ("  addr:         '%s'\n", msg->origin.addr);
-  g_print (" session_name:  '%s'\n", msg->session_name);
-  g_print (" information:   '%s'\n", msg->information);
-  g_print (" uri:           '%s'\n", msg->uri);
-
-  if (msg->emails->len > 0) {
-    guint i;
-
-    g_print (" emails:\n");
-    for (i = 0; i < msg->emails->len; i++) {
-      g_print ("  email '%s'\n", g_array_index (msg->emails, gchar *, i));
-    }
-  }
-  if (msg->phones->len > 0) {
-    guint i;
-
-    g_print (" phones:\n");
-    for (i = 0; i < msg->phones->len; i++) {
-      g_print ("  phone '%s'\n", g_array_index (msg->phones, gchar *, i));
-    }
-  }
-  g_print (" connection:\n");
-  g_print ("  nettype:      '%s'\n", msg->connection.nettype);
-  g_print ("  addrtype:     '%s'\n", msg->connection.addrtype);
-  g_print ("  address:      '%s'\n", msg->connection.address);
-  g_print ("  ttl:          '%d'\n", msg->connection.ttl);
-  g_print ("  addr_number:  '%d'\n", msg->connection.addr_number);
-  g_print (" key:\n");
-  g_print ("  type:         '%s'\n", msg->key.type);
-  g_print ("  data:         '%s'\n", msg->key.data);
-  if (msg->attributes->len > 0) {
-    guint i;
-
-    g_print (" attributes:\n");
-    for (i = 0; i < msg->attributes->len; i++) {
-      SDPAttribute *attr = &g_array_index (msg->attributes, SDPAttribute, i);
-
-      g_print ("  attribute '%s' : '%s'\n", attr->key, attr->value);
-    }
-  }
-  if (msg->medias->len > 0) {
-    guint i;
-
-    g_print (" medias:\n");
-    for (i = 0; i < msg->medias->len; i++) {
-      g_print ("  media %d:\n", i);
-      print_media (&g_array_index (msg->medias, SDPMedia, i));
-    }
-  }
-  return RTSP_OK;
-}