[svn-commits] file: branch file/rtp_engine-mark2 r183697 - in /team/file/rtp_engine-mark2: ...
SVN commits to the Digium repositories
svn-commits at lists.digium.com
Mon Mar 23 12:07:53 CDT 2009
Author: file
Date: Mon Mar 23 12:07:49 2009
New Revision: 183697
URL: http://svn.digium.com/svn-view/asterisk?view=rev&rev=183697
Log:
Move chan_gtalk over to using the RTP engine architecture.
Modified:
team/file/rtp_engine-mark2/channels/chan_gtalk.c
team/file/rtp_engine-mark2/include/asterisk/rtp_engine.h
team/file/rtp_engine-mark2/main/rtp_engine.c
team/file/rtp_engine-mark2/res/res_rtp_asterisk.c
Modified: team/file/rtp_engine-mark2/channels/chan_gtalk.c
URL: http://svn.digium.com/svn-view/asterisk/team/file/rtp_engine-mark2/channels/chan_gtalk.c?view=diff&rev=183697&r1=183696&r2=183697
==============================================================================
--- team/file/rtp_engine-mark2/channels/chan_gtalk.c (original)
+++ team/file/rtp_engine-mark2/channels/chan_gtalk.c Mon Mar 23 12:07:49 2009
@@ -52,7 +52,8 @@
#include "asterisk/pbx.h"
#include "asterisk/sched.h"
#include "asterisk/io.h"
-#include "asterisk/rtp.h"
+#include "asterisk/rtp_engine.h"
+#include "asterisk/stun.h"
#include "asterisk/acl.h"
#include "asterisk/callerid.h"
#include "asterisk/file.h"
@@ -112,8 +113,8 @@
char cid_name[80]; /*!< Caller ID name */
char exten[80]; /*!< Called extension */
struct ast_channel *owner; /*!< Master Channel */
- struct ast_rtp *rtp; /*!< RTP audio session */
- struct ast_rtp *vrtp; /*!< RTP video session */
+ struct ast_rtp_instance *rtp; /*!< RTP audio session */
+ struct ast_rtp_instance *vrtp; /*!< RTP video session */
int jointcapability; /*!< Supported capability at both ends (codecs ) */
int peercapability;
struct gtalk_pvt *next; /* Next entity */
@@ -183,11 +184,6 @@
static struct gtalk_pvt *gtalk_alloc(struct gtalk *client, const char *us, const char *them, const char *sid);
static char *gtalk_do_reload(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a);
static char *gtalk_show_channels(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a);
-/*----- RTP interface functions */
-static int gtalk_set_rtp_peer(struct ast_channel *chan, struct ast_rtp *rtp,
- struct ast_rtp *vrtp, struct ast_rtp *trtp, int codecs, int nat_active);
-static enum ast_rtp_get_result gtalk_get_rtp_peer(struct ast_channel *chan, struct ast_rtp **rtp);
-static int gtalk_get_codec(struct ast_channel *chan);
/*! \brief PBX interface structure for channel registration */
static const struct ast_channel_tech gtalk_tech = {
@@ -197,7 +193,7 @@
.requester = gtalk_request,
.send_digit_begin = gtalk_digit_begin,
.send_digit_end = gtalk_digit_end,
- .bridge = ast_rtp_bridge,
+ .bridge = ast_rtp_instance_bridge,
.call = gtalk_call,
.hangup = gtalk_hangup,
.answer = gtalk_answer,
@@ -215,14 +211,6 @@
static struct sched_context *sched; /*!< The scheduling context */
static struct io_context *io; /*!< The IO context */
static struct in_addr __ourip;
-
-/*! \brief RTP driver interface */
-static struct ast_rtp_protocol gtalk_rtp = {
- type: "Gtalk",
- get_rtp_info: gtalk_get_rtp_peer,
- set_rtp_peer: gtalk_set_rtp_peer,
- get_codec: gtalk_get_codec,
-};
static struct ast_cli_entry gtalk_cli[] = {
AST_CLI_DEFINE(gtalk_do_reload, "Reload GoogleTalk configuration"),
@@ -371,7 +359,7 @@
iks_insert_node(dcodecs, payload_gsm);
res++;
}
- ast_rtp_lookup_code(p->rtp, 1, codec);
+
return res;
}
@@ -523,18 +511,18 @@
return res;
}
-static enum ast_rtp_get_result gtalk_get_rtp_peer(struct ast_channel *chan, struct ast_rtp **rtp)
+static enum ast_rtp_glue_result gtalk_get_rtp_peer(struct ast_channel *chan, struct ast_rtp_instance **instance)
{
struct gtalk_pvt *p = chan->tech_pvt;
- enum ast_rtp_get_result res = AST_RTP_GET_FAILED;
+ enum ast_rtp_glue_result res = AST_RTP_GLUE_RESULT_FORBID;
if (!p)
return res;
ast_mutex_lock(&p->lock);
if (p->rtp){
- *rtp = p->rtp;
- res = AST_RTP_TRY_PARTIAL;
+ *instance = p->rtp;
+ res = AST_RTP_GLUE_RESULT_LOCAL;
}
ast_mutex_unlock(&p->lock);
@@ -547,7 +535,7 @@
return p->peercapability;
}
-static int gtalk_set_rtp_peer(struct ast_channel *chan, struct ast_rtp *rtp, struct ast_rtp *vrtp, struct ast_rtp *trtp, int codecs, int nat_active)
+static int gtalk_set_rtp_peer(struct ast_channel *chan, struct ast_rtp_instance *rtp, struct ast_rtp_instance *vrtp, struct ast_rtp_instance *trtp, int codecs, int nat_active)
{
struct gtalk_pvt *p;
@@ -566,6 +554,13 @@
ast_mutex_unlock(&p->lock);
return 0;
}
+
+static struct ast_rtp_glue gtalk_rtp_glue = {
+ .type = "Gtalk",
+ .get_rtp_info = gtalk_get_rtp_peer,
+ .get_codec = gtalk_get_codec,
+ .update_peer = gtalk_set_rtp_peer,
+};
static int gtalk_response(struct gtalk *client, char *from, ikspak *pak, const char *reasonstr, const char *reasonstr2)
{
@@ -617,13 +612,13 @@
/* codec points to the first <payload-type/> tag */
codec = iks_child(iks_child(iks_child(pak->x)));
while (codec) {
- ast_rtp_set_m_type(tmp->rtp, atoi(iks_find_attrib(codec, "id")));
- ast_rtp_set_rtpmap_type(tmp->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0);
+ ast_rtp_codecs_payloads_set_m_type(&tmp->rtp->codecs, tmp->rtp, atoi(iks_find_attrib(codec, "id")));
+ ast_rtp_codecs_payloads_set_rtpmap_type(&tmp->rtp->codecs, tmp->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0);
codec = iks_next(codec);
}
/* Now gather all of the codecs that we are asked for */
- ast_rtp_get_current_formats(tmp->rtp, &tmp->peercapability, &peernoncodeccapability);
+ ast_rtp_codecs_payload_formats(&tmp->rtp->codecs, &tmp->peercapability, &peernoncodeccapability);
/* at this point, we received an awser from the remote Gtalk client,
which allows us to compare capabilities */
@@ -810,7 +805,7 @@
goto safeout;
}
- ast_rtp_get_us(p->rtp, &sin);
+ memcpy(&sin, &p->rtp->local_address, sizeof(sin));
ast_find_ourip(&us, bindaddr);
if (!strcmp(ast_inet_ntoa(us), "127.0.0.1")) {
ast_log(LOG_WARNING, "Found a loopback IP on the system, check your network configuration or set the bindaddr attribute.");
@@ -951,8 +946,9 @@
tmp->initiator = 1;
}
/* clear codecs */
- tmp->rtp = ast_rtp_new_with_bindaddr(sched, io, 1, 0, bindaddr.sin_addr);
- ast_rtp_pt_clear(tmp->rtp);
+ tmp->rtp = ast_rtp_instance_new(NULL, sched, &bindaddr, NULL);
+ ast_rtp_instance_set_prop(tmp->rtp, AST_RTP_PROPERTY_RTCP, 1);
+ ast_rtp_codecs_payloads_clear(&tmp->rtp->codecs, tmp->rtp);
/* add user configured codec capabilites */
if (client->capability)
@@ -1014,20 +1010,20 @@
/* Set Frame packetization */
if (i->rtp)
- ast_rtp_codec_setpref(i->rtp, &i->prefs);
+ ast_rtp_codecs_packetization_set(&i->rtp->codecs, i->rtp, &i->prefs);
tmp->nativeformats = ast_codec_choose(&i->prefs, what, 1) | (i->jointcapability & AST_FORMAT_VIDEO_MASK);
fmt = ast_best_codec(tmp->nativeformats);
if (i->rtp) {
- ast_rtp_setstun(i->rtp, 1);
- ast_channel_set_fd(tmp, 0, ast_rtp_fd(i->rtp));
- ast_channel_set_fd(tmp, 1, ast_rtcp_fd(i->rtp));
+ ast_rtp_instance_set_prop(i->rtp, AST_RTP_PROPERTY_STUN, 1);
+ ast_channel_set_fd(tmp, 0, ast_rtp_instance_fd(i->rtp, 0));
+ ast_channel_set_fd(tmp, 1, ast_rtp_instance_fd(i->rtp, 1));
}
if (i->vrtp) {
- ast_rtp_setstun(i->rtp, 1);
- ast_channel_set_fd(tmp, 2, ast_rtp_fd(i->vrtp));
- ast_channel_set_fd(tmp, 3, ast_rtcp_fd(i->vrtp));
+ ast_rtp_instance_set_prop(i->vrtp, AST_RTP_PROPERTY_STUN, 1);
+ ast_channel_set_fd(tmp, 2, ast_rtp_instance_fd(i->vrtp, 0));
+ ast_channel_set_fd(tmp, 3, ast_rtp_instance_fd(i->vrtp, 1));
}
if (state == AST_STATE_RING)
tmp->rings = 1;
@@ -1142,9 +1138,9 @@
if (p->owner)
ast_log(LOG_WARNING, "Uh oh, there's an owner, this is going to be messy.\n");
if (p->rtp)
- ast_rtp_destroy(p->rtp);
+ ast_rtp_instance_destroy(p->rtp);
if (p->vrtp)
- ast_rtp_destroy(p->vrtp);
+ ast_rtp_instance_destroy(p->vrtp);
gtalk_free_candidates(p->theircandidates);
ast_free(p);
}
@@ -1207,13 +1203,13 @@
codec = iks_child(iks_child(iks_child(pak->x)));
while (codec) {
- ast_rtp_set_m_type(p->rtp, atoi(iks_find_attrib(codec, "id")));
- ast_rtp_set_rtpmap_type(p->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0);
+ ast_rtp_codecs_payloads_set_m_type(&p->rtp->codecs, p->rtp, atoi(iks_find_attrib(codec, "id")));
+ ast_rtp_codecs_payloads_set_rtpmap_type(&p->rtp->codecs, p->rtp, atoi(iks_find_attrib(codec, "id")), "audio", iks_find_attrib(codec, "name"), 0);
codec = iks_next(codec);
}
/* Now gather all of the codecs that we are asked for */
- ast_rtp_get_current_formats(p->rtp, &p->peercapability, &peernoncodeccapability);
+ ast_rtp_codecs_payload_formats(&p->rtp->codecs, &p->peercapability, &peernoncodeccapability);
p->jointcapability = p->capability & p->peercapability;
ast_mutex_unlock(&p->lock);
@@ -1277,16 +1273,16 @@
p->ourcandidates->username);
/* Find out the result of the STUN */
- ast_rtp_get_peer(p->rtp, &aux);
+ memcpy(&aux, &p->rtp->remote_address, sizeof(aux));
/* If the STUN result is different from the IP of the hostname,
lock on the stun IP of the hostname advertised by the
remote client */
if (aux.sin_addr.s_addr &&
aux.sin_addr.s_addr != sin.sin_addr.s_addr)
- ast_rtp_stun_request(p->rtp, &aux, username);
+ ast_rtp_instance_stun_request(p->rtp, &aux, username);
else
- ast_rtp_stun_request(p->rtp, &sin, username);
+ ast_rtp_instance_stun_request(p->rtp, &sin, username);
if (aux.sin_addr.s_addr) {
ast_debug(4, "Receiving RTP traffic from IP %s, matches with remote candidate's IP %s\n", ast_inet_ntoa(aux.sin_addr), tmp->ip);
@@ -1387,7 +1383,7 @@
if (!p->rtp)
return &ast_null_frame;
- f = ast_rtp_read(p->rtp);
+ f = ast_rtp_instance_read(p->rtp, 0);
gtalk_update_stun(p->parent, p);
if (p->owner) {
/* We already hold the channel lock */
@@ -1438,7 +1434,7 @@
if (p) {
ast_mutex_lock(&p->lock);
if (p->rtp) {
- res = ast_rtp_write(p->rtp, frame);
+ res = ast_rtp_instance_write(p->rtp, frame);
}
ast_mutex_unlock(&p->lock);
}
@@ -1447,7 +1443,7 @@
if (p) {
ast_mutex_lock(&p->lock);
if (p->vrtp) {
- res = ast_rtp_write(p->vrtp, frame);
+ res = ast_rtp_instance_write(p->vrtp, frame);
}
ast_mutex_unlock(&p->lock);
}
@@ -2062,7 +2058,7 @@
return 0;
}
- ast_rtp_proto_register(>alk_rtp);
+ ast_rtp_glue_register(>alk_rtp_glue);
ast_cli_register_multiple(gtalk_cli, ARRAY_LEN(gtalk_cli));
/* Make sure we can register our channel type */
@@ -2086,7 +2082,7 @@
ast_cli_unregister_multiple(gtalk_cli, ARRAY_LEN(gtalk_cli));
/* First, take us out of the channel loop */
ast_channel_unregister(>alk_tech);
- ast_rtp_proto_unregister(>alk_rtp);
+ ast_rtp_glue_unregister(>alk_rtp_glue);
if (!ast_mutex_lock(>alklock)) {
/* Hangup all interfaces if they have an owner */
Modified: team/file/rtp_engine-mark2/include/asterisk/rtp_engine.h
URL: http://svn.digium.com/svn-view/asterisk/team/file/rtp_engine-mark2/include/asterisk/rtp_engine.h?view=diff&rev=183697&r1=183696&r2=183697
==============================================================================
--- team/file/rtp_engine-mark2/include/asterisk/rtp_engine.h (original)
+++ team/file/rtp_engine-mark2/include/asterisk/rtp_engine.h Mon Mar 23 12:07:49 2009
@@ -346,6 +346,8 @@
int (*dtmf_compatible)(struct ast_channel *chan0, struct ast_rtp_instance *instance0, struct ast_channel *chan1, struct ast_rtp_instance *instance1);
/*! Callback to indicate that packets will now flow */
int (*activate)(struct ast_rtp_instance *instance);
+ /*! Callback to request that the RTP engine send a STUN BIND request */
+ void (*stun_request)(struct ast_rtp_instance *instance, struct sockaddr_in *suggestion, const char *username);
/*! Linked list information */
AST_RWLIST_ENTRY(ast_rtp_engine) entry;
};
@@ -1213,6 +1215,23 @@
*/
int ast_rtp_instance_activate(struct ast_rtp_instance *instance);
+/*! \brief Request that the underlying RTP engine send a STUN BIND request
+ *
+ * \param instance The RTP instance
+ * \param suggestion The suggested destination
+ * \param username Optionally a username for the request
+ *
+ * Example usage:
+ *
+ * \code
+ * ast_rtp_instance_stun_request(instance, NULL, NULL);
+ * \endcode
+ *
+ * This requests that the RTP engine send a STUN BIND request on the session pointed to by
+ * 'instance'.
+ */
+void ast_rtp_instance_stun_request(struct ast_rtp_instance *instance, struct sockaddr_in *suggestion, const char *username);
+
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
Modified: team/file/rtp_engine-mark2/main/rtp_engine.c
URL: http://svn.digium.com/svn-view/asterisk/team/file/rtp_engine-mark2/main/rtp_engine.c?view=diff&rev=183697&r1=183696&r2=183697
==============================================================================
--- team/file/rtp_engine-mark2/main/rtp_engine.c (original)
+++ team/file/rtp_engine-mark2/main/rtp_engine.c Mon Mar 23 12:07:49 2009
@@ -1448,3 +1448,10 @@
{
return instance->engine->activate ? instance->engine->activate(instance) : 0;
}
+
+void ast_rtp_instance_stun_request(struct ast_rtp_instance *instance, struct sockaddr_in *suggestion, const char *username)
+{
+ if (instance->engine->stun_request) {
+ instance->engine->stun_request(instance, suggestion, username);
+ }
+}
Modified: team/file/rtp_engine-mark2/res/res_rtp_asterisk.c
URL: http://svn.digium.com/svn-view/asterisk/team/file/rtp_engine-mark2/res/res_rtp_asterisk.c?view=diff&rev=183697&r1=183696&r2=183697
==============================================================================
--- team/file/rtp_engine-mark2/res/res_rtp_asterisk.c (original)
+++ team/file/rtp_engine-mark2/res/res_rtp_asterisk.c Mon Mar 23 12:07:49 2009
@@ -255,6 +255,7 @@
static int ast_rtp_local_bridge(struct ast_rtp_instance *instance0, struct ast_rtp_instance *instance1);
static int ast_rtp_get_stat(struct ast_rtp_instance *instance, struct ast_rtp_instance_stats *stats, enum ast_rtp_instance_stat stat);
static int ast_rtp_dtmf_compatible(struct ast_channel *chan0, struct ast_rtp_instance *instance0, struct ast_channel *chan1, struct ast_rtp_instance *instance1);
+static void ast_rtp_stun_request(struct ast_rtp_instance *instance, struct sockaddr_in *suggestion, const char *username);
/* RTP Engine Declaration */
static struct ast_rtp_engine asterisk_rtp_engine = {
@@ -274,6 +275,7 @@
.local_bridge = ast_rtp_local_bridge,
.get_stat = ast_rtp_get_stat,
.dtmf_compatible = ast_rtp_dtmf_compatible,
+ .stun_request = ast_rtp_stun_request,
};
static inline int rtp_debug_test_addr(struct sockaddr_in *addr)
@@ -2236,6 +2238,13 @@
return (((instance0->properties[AST_RTP_PROPERTY_DTMF] != instance1->properties[AST_RTP_PROPERTY_DTMF]) || (!chan0->tech->send_digit_begin != !chan1->tech->send_digit_begin)) ? 0 : 1);
}
+static void ast_rtp_stun_request(struct ast_rtp_instance *instance, struct sockaddr_in *suggestion, const char *username)
+{
+ struct ast_rtp *rtp = instance->data;
+
+ ast_stun_request(rtp->s, suggestion, username, NULL);
+}
+
static char *rtp_do_debug_ip(struct ast_cli_args *a)
{
struct hostent *hp;
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