Merge SIP portion of new codec work from bug #2945
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4371 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
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36928f0644
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1 changed files with 78 additions and 166 deletions
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@ -163,6 +163,7 @@ static int global_mwitime = DEFAULT_MWITIME; /* Time between MWI checks for peer
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static int usecnt =0;
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AST_MUTEX_DEFINE_STATIC(usecnt_lock);
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/* Protect the interface list (of sip_pvt's) */
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AST_MUTEX_DEFINE_STATIC(iflock);
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@ -220,10 +221,8 @@ static struct io_context *io;
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#define DEC_OUT_USE 2
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#define INC_OUT_USE 3
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static struct sip_codec_pref {
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int codec;
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struct sip_codec_pref *next;
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} *prefs;
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static struct ast_codec_pref prefs;
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/* sip_request: The data grabbed from the UDP socket */
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struct sip_request {
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@ -254,6 +253,7 @@ static struct sip_pvt {
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ast_mutex_t lock; /* Channel private lock */
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char callid[80]; /* Global CallID */
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char randdata[80]; /* Random data */
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struct ast_codec_pref prefs; /* codec prefs */
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unsigned int ocseq; /* Current outgoing seqno */
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unsigned int icseq; /* Current incoming seqno */
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unsigned int callgroup; /* Call group */
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@ -391,6 +391,7 @@ struct sip_user {
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char language[MAX_LANGUAGE]; /* Default language for this user */
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char musicclass[MAX_LANGUAGE]; /* Music on Hold class */
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char useragent[256]; /* User agent in SIP request */
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struct ast_codec_pref prefs; /* codec prefs */
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unsigned int callgroup; /* Call group */
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unsigned int pickupgroup; /* Pickup Group */
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int nat; /* NAT setting */
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@ -435,6 +436,7 @@ struct sip_peer {
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char language[MAX_LANGUAGE]; /* Default language for prompts */
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char musicclass[MAX_LANGUAGE]; /* Music on Hold class */
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char useragent[256]; /* User agent in SIP request (saved from registration) */
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struct ast_codec_pref prefs; /* codec prefs */
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int lastmsgssent;
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time_t lastmsgcheck; /* Last time we checked for MWI */
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int dynamic; /* Dynamic? Yes or no. Dynamic hosts register with us */
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@ -1364,71 +1366,8 @@ static int auto_congest(void *nothing)
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return 0;
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}
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/*--- sip_prefs_free: Free codec list in preference structure ---*/
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static void sip_prefs_free(void)
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{
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struct sip_codec_pref *cur, *next;
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cur = prefs;
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while(cur) {
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next = cur->next;
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free(cur);
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cur = next;
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}
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prefs = NULL;
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}
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/*--- sip_pref_remove: Remove codec from pref list ---*/
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static void sip_pref_remove(int format)
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{
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struct sip_codec_pref *cur, *prev=NULL;
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cur = prefs;
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while(cur) {
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if (cur->codec == format) {
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if (prev)
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prev->next = cur->next;
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else
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prefs = cur->next;
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free(cur);
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return;
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}
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prev = cur;
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cur = cur->next;
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}
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}
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/*--- sip_pref_append: Append codec to list ---*/
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static int sip_pref_append(int format)
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{
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struct sip_codec_pref *cur, *tmp;
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sip_pref_remove(format);
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tmp = (struct sip_codec_pref *)malloc(sizeof(struct sip_codec_pref));
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if (!tmp)
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return -1;
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memset(tmp, 0, sizeof(struct sip_codec_pref));
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tmp->codec = format;
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if (prefs) {
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cur = prefs;
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while(cur->next)
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cur = cur->next;
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cur->next = tmp;
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} else
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prefs = tmp;
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return 0;
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}
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/*--- sip_codec_choose: Pick a codec ---*/
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static int sip_codec_choose(int formats)
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{
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struct sip_codec_pref *cur;
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formats &= ((AST_FORMAT_MAX_AUDIO << 1) - 1);
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cur = prefs;
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while(cur) {
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if (formats & cur->codec)
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return cur->codec;
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cur = cur->next;
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}
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return ast_best_codec(formats);
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}
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/*--- sip_call: Initiate SIP call from PBX ---*/
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/* used from the dial() application */
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@ -1985,12 +1924,14 @@ static struct ast_channel *sip_new(struct sip_pvt *i, int state, char *title)
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if (tmp) {
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/* Select our native format based on codec preference until we receive
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something from another device to the contrary. */
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ast_mutex_lock(&i->lock);
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if (i->jointcapability)
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tmp->nativeformats = sip_codec_choose(i->jointcapability);
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tmp->nativeformats = ast_codec_choose(&i->prefs, i->jointcapability, 1);
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else if (i->capability)
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tmp->nativeformats = sip_codec_choose(i->capability);
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tmp->nativeformats = ast_codec_choose(&i->prefs, i->capability, 1);
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else
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tmp->nativeformats = sip_codec_choose(global_capability);
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tmp->nativeformats = ast_codec_choose(&i->prefs, global_capability, 1);
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ast_mutex_unlock(&i->lock);
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fmt = ast_best_codec(tmp->nativeformats);
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if (title)
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snprintf(tmp->name, sizeof(tmp->name), "SIP/%s-%04x", title, rand() & 0xffff);
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@ -2083,6 +2024,7 @@ static struct ast_channel *sip_new(struct sip_pvt *i, int state, char *title)
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}
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for (v = i->vars ; v ; v = v->next)
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pbx_builtin_setvar_helper(tmp,v->name,v->value);
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} else
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ast_log(LOG_WARNING, "Unable to allocate channel structure\n");
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return tmp;
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@ -2291,9 +2233,11 @@ static struct sip_pvt *sip_alloc(char *callid, struct sockaddr_in *sin, int useg
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/* Keep track of stuff */
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memset(p, 0, sizeof(struct sip_pvt));
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ast_mutex_init(&p->lock);
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p->initid = -1;
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p->autokillid = -1;
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p->stateid = -1;
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p->prefs = prefs;
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#ifdef OSP_SUPPORT
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p->osphandle = -1;
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#endif
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@ -2770,7 +2714,8 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req)
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p->noncodeccapability = noncodeccapability & peernoncodeccapability;
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if (debug) {
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const unsigned slen=80;
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/* shame on whoever coded this.... */
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const unsigned slen=512;
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char s1[slen], s2[slen], s3[slen], s4[slen];
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ast_verbose("Capabilities: us - %s, peer - audio=%s/video=%s, combined - %s\n",
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@ -2790,12 +2735,12 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req)
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}
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if (p->owner) {
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if (!(p->owner->nativeformats & p->jointcapability)) {
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const unsigned slen=80;
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const unsigned slen=512;
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char s1[slen], s2[slen];
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ast_log(LOG_DEBUG, "Oooh, we need to change our formats since our peer supports only %s and not %s\n",
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ast_getformatname_multiple(s1, slen, p->jointcapability),
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ast_getformatname_multiple(s2, slen, p->owner->nativeformats));
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p->owner->nativeformats = sip_codec_choose(p->jointcapability);
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p->owner->nativeformats = ast_codec_choose(&p->prefs, p->jointcapability, 1);
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ast_set_read_format(p->owner, p->owner->readformat);
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ast_set_write_format(p->owner, p->owner->writeformat);
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}
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@ -3336,13 +3281,13 @@ static int add_digit(struct sip_request *req, char digit)
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/*--- add_sdp: Add Session Description Protocol message ---*/
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static int add_sdp(struct sip_request *resp, struct sip_pvt *p)
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{
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int len;
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int codec;
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int len = 0;
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int codec = 0;
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int pref_codec = 0;
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int alreadysent = 0;
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char costr[80];
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struct sockaddr_in sin;
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struct sockaddr_in vsin;
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struct sip_codec_pref *cur;
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char v[256] = "";
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char s[256] = "";
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char o[256] = "";
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@ -3353,11 +3298,13 @@ static int add_sdp(struct sip_request *resp, struct sip_pvt *p)
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char a[1024] = "";
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char a2[1024] = "";
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char iabuf[INET_ADDRSTRLEN];
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int x;
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int capability;
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int x = 0;
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int capability = 0 ;
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struct sockaddr_in dest;
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struct sockaddr_in vdest = { 0, };
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int debug=sip_debug_test_pvt(p);
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int debug=0;
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debug = sip_debug_test_pvt(p);
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/* XXX We break with the "recommendation" and send our IP, in order that our
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peer doesn't have to ast_gethostbyname() us XXX */
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@ -3409,6 +3356,7 @@ static int add_sdp(struct sip_request *resp, struct sip_pvt *p)
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snprintf(t, sizeof(t), "t=0 0\r\n");
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snprintf(m, sizeof(m), "m=audio %d RTP/AVP", ntohs(dest.sin_port));
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snprintf(m2, sizeof(m2), "m=video %d RTP/AVP", ntohs(vdest.sin_port));
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/* Prefer the codec we were requested to use, first, no matter what */
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if (capability & p->prefcodec) {
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if (debug)
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ast_verbose("Answering/Requesting with root capability %d\n", p->prefcodec);
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@ -3428,33 +3376,34 @@ static int add_sdp(struct sip_request *resp, struct sip_pvt *p)
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alreadysent |= p->prefcodec;
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}
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/* Start by sending our preferred codecs */
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cur = prefs;
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while(cur) {
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if ((capability & cur->codec) && !(alreadysent & cur->codec)) {
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for (x = 0 ; x < 32 ; x++) {
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if(!(pref_codec = ast_codec_pref_index(&p->prefs,x)))
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break;
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if ((capability & pref_codec) && !(alreadysent & pref_codec)) {
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if (debug)
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ast_verbose("Answering with preferred capability 0x%x(%s)\n", cur->codec, ast_getformatname(cur->codec));
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codec = ast_rtp_lookup_code(p->rtp, 1, cur->codec);
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ast_verbose("Answering with preferred capability 0x%x (%s)\n", pref_codec, ast_getformatname(pref_codec));
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codec = ast_rtp_lookup_code(p->rtp, 1, pref_codec);
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if (codec > -1) {
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snprintf(costr, sizeof(costr), " %d", codec);
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if (cur->codec <= AST_FORMAT_MAX_AUDIO) {
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if (pref_codec <= AST_FORMAT_MAX_AUDIO) {
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strncat(m, costr, sizeof(m) - strlen(m) - 1);
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snprintf(costr, sizeof(costr), "a=rtpmap:%d %s/8000\r\n", codec, ast_rtp_lookup_mime_subtype(1, cur->codec));
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snprintf(costr, sizeof(costr), "a=rtpmap:%d %s/8000\r\n", codec, ast_rtp_lookup_mime_subtype(1, pref_codec));
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strncat(a, costr, sizeof(a) - strlen(a) - 1);
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} else {
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strncat(m2, costr, sizeof(m2) - strlen(m2) - 1);
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snprintf(costr, sizeof(costr), "a=rtpmap:%d %s/90000\r\n", codec, ast_rtp_lookup_mime_subtype(1, cur->codec));
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snprintf(costr, sizeof(costr), "a=rtpmap:%d %s/90000\r\n", codec, ast_rtp_lookup_mime_subtype(1, pref_codec));
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strncat(a2, costr, sizeof(a2) - strlen(a) - 1);
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}
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}
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}
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alreadysent |= cur->codec;
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cur = cur->next;
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alreadysent |= pref_codec;
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}
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/* Now send any other common codecs, and non-codec formats: */
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for (x = 1; x <= ((videosupport && p->vrtp) ? AST_FORMAT_MAX_VIDEO : AST_FORMAT_MAX_AUDIO); x <<= 1) {
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if ((capability & x) && !(alreadysent & x)) {
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if (debug)
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ast_verbose("Answering with capability 0x%x(%s)\n", x, ast_getformatname(x));
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ast_verbose("Answering with capability 0x%x (%s)\n", x, ast_getformatname(x));
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codec = ast_rtp_lookup_code(p->rtp, 1, x);
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if (codec > -1) {
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snprintf(costr, sizeof(costr), " %d", codec);
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@ -3473,7 +3422,7 @@ static int add_sdp(struct sip_request *resp, struct sip_pvt *p)
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for (x = 1; x <= AST_RTP_MAX; x <<= 1) {
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if (p->noncodeccapability & x) {
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if (debug)
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ast_verbose("Answering with non-codec capability 0x%x(%s)\n", x, ast_getformatname(x));
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ast_verbose("Answering with non-codec capability 0x%x (%s)\n", x, ast_rtp_lookup_mime_subtype(0, x));
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codec = ast_rtp_lookup_code(p->rtp, 0, x);
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if (codec > -1) {
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snprintf(costr, sizeof(costr), " %d", codec);
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@ -5349,6 +5298,7 @@ static int check_user_full(struct sip_pvt *p, struct sip_request *req, char *cmd
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p->vars = tmpvar;
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}
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}
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p->prefs = user->prefs;
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p->nat = user->nat;
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#ifdef OSP_SUPPORT
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p->ospauth = user->ospauth;
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@ -5700,7 +5650,7 @@ static int sip_show_peers(int fd, int argc, char *argv[])
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snprintf(srch, sizeof(srch), FORMAT, name,
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peer->addr.sin_addr.s_addr ? ast_inet_ntoa(iabuf, sizeof(iabuf), peer->addr.sin_addr) : "(Unspecified)",
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peer->dynamic ? " D " : " ", /* Dynamic or not? */
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(peer->nat & SIP_NAT_ROUTE) ? " N " : " ", /* NAT=yes? */
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(peer->nat & SIP_NAT_ROUTE) ? " Y " : " ", /* NAT=yes? */
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peer->ha ? " A " : " ", /* permit/deny */
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nm, ntohs(peer->addr.sin_port), status);
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@ -5760,6 +5710,9 @@ static int sip_show_peer(int fd, int argc, char *argv[])
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char cbuf[256];
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char iabuf[INET_ADDRSTRLEN];
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struct sip_peer *peer;
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char codec_buf[512];
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struct ast_codec_pref *pref;
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int x = 0, codec = 0;
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if (argc != 4)
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return RESULT_SHOWUSAGE;
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@ -5805,38 +5758,23 @@ static int sip_show_peer(int fd, int argc, char *argv[])
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ast_cli(fd, " Defaddr->IP : %s Port %d\n", ast_inet_ntoa(iabuf, sizeof(iabuf), peer->defaddr.sin_addr), ntohs(peer->defaddr.sin_port));
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ast_cli(fd, " Username : %s\n", peer->username);
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ast_cli(fd, " Codecs : ");
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/* This should really be a function in frame.c */
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if (peer->capability & AST_FORMAT_G723_1)
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ast_cli(fd, "G723 ");
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if (peer->capability & AST_FORMAT_GSM)
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ast_cli(fd, "GSM ");
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if (peer->capability & AST_FORMAT_ULAW)
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ast_cli(fd, "ULAW ");
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if (peer->capability & AST_FORMAT_ALAW)
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ast_cli(fd, "ALAW ");
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if (peer->capability & AST_FORMAT_G726)
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ast_cli(fd, "G.726 ");
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if (peer->capability & AST_FORMAT_SLINEAR)
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ast_cli(fd, "SLINR ");
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if (peer->capability & AST_FORMAT_LPC10)
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ast_cli(fd, "LPC10 ");
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if (peer->capability & AST_FORMAT_ADPCM)
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ast_cli(fd, "ADPCM ");
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if (peer->capability & AST_FORMAT_G729A)
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ast_cli(fd, "G.729A ");
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if (peer->capability & AST_FORMAT_SPEEX)
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ast_cli(fd, "SPEEX ");
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if (peer->capability & AST_FORMAT_ILBC)
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ast_cli(fd, "ILBC ");
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if (peer->capability & AST_FORMAT_JPEG)
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ast_cli(fd, "JPEG ");
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if (peer->capability & AST_FORMAT_PNG)
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ast_cli(fd, "PNG ");
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if (peer->capability & AST_FORMAT_H261)
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ast_cli(fd, "H.261 ");
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if (peer->capability & AST_FORMAT_H263)
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ast_cli(fd, "H.263 ");
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ast_cli(fd, "\n");
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ast_getformatname_multiple(codec_buf, sizeof(codec_buf) -1, peer->capability);
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ast_cli(fd, "%s\n", codec_buf);
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ast_cli(fd, " Codec Order : (");
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pref = &peer->prefs;
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for(x = 0; x < 32 ; x++) {
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codec = ast_codec_pref_index(pref,x);
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if(!codec)
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break;
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ast_cli(fd, "%s", ast_getformatname(codec));
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if(x < 31 && ast_codec_pref_index(pref,x+1))
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ast_cli(fd, "|");
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}
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if (!x)
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ast_cli(fd, "none");
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ast_cli(fd, ")\n");
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ast_cli(fd, " Status : ");
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if (peer->lastms < 0)
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strncpy(status, "UNREACHABLE", sizeof(status) - 1);
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@ -8188,6 +8126,7 @@ static struct sip_user *build_user(const char *name, struct ast_variable *v)
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user->trustrpid = global_trustrpid;
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user->dtmfmode = global_dtmfmode;
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user->progressinband = global_progressinband;
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user->prefs = prefs;
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#ifdef OSP_SUPPORT
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user->ospauth = global_ospauth;
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#endif
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@ -8271,17 +8210,9 @@ static struct sip_user *build_user(const char *name, struct ast_variable *v)
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user->amaflags = format;
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}
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} else if (!strcasecmp(v->name, "allow")) {
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format = ast_getformatbyname(v->value);
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if (format < 1)
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ast_log(LOG_WARNING, "Cannot allow unknown format '%s'\n", v->value);
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else
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user->capability |= format;
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ast_parse_allow_deny(&user->prefs, &user->capability, v->value, 1);
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} else if (!strcasecmp(v->name, "disallow")) {
|
||||
format = ast_getformatbyname(v->value);
|
||||
if (format < 1)
|
||||
ast_log(LOG_WARNING, "Cannot disallow unknown format '%s'\n", v->value);
|
||||
else
|
||||
user->capability &= ~format;
|
||||
ast_parse_allow_deny(&user->prefs, &user->capability, v->value, 0);
|
||||
} else if (!strcasecmp(v->name, "insecure")) {
|
||||
user->insecure = ast_true(v->value);
|
||||
} else if (!strcasecmp(v->name, "callingpres")) {
|
||||
|
@ -8324,6 +8255,7 @@ static struct sip_peer *temp_peer(char *name)
|
|||
peer = malloc(sizeof(struct sip_peer));
|
||||
if (!peer)
|
||||
return NULL;
|
||||
|
||||
memset(peer, 0, sizeof(struct sip_peer));
|
||||
peer->expire = -1;
|
||||
peer->pokeexpire = -1;
|
||||
|
@ -8346,6 +8278,7 @@ static struct sip_peer *temp_peer(char *name)
|
|||
peer->dynamic = 1;
|
||||
peer->trustrpid = global_trustrpid;
|
||||
peer->progressinband = global_progressinband;
|
||||
peer->prefs = prefs;
|
||||
#ifdef OSP_SUPPORT
|
||||
peer->ospauth = global_ospauth;
|
||||
#endif
|
||||
|
@ -8360,7 +8293,6 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, int
|
|||
struct sip_peer *prev;
|
||||
struct ast_ha *oldha = NULL;
|
||||
int maskfound=0;
|
||||
int format;
|
||||
int found=0;
|
||||
|
||||
prev = NULL;
|
||||
|
@ -8407,6 +8339,7 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, int
|
|||
peer->defaddr.sin_family = AF_INET;
|
||||
peer->expiry = expiry;
|
||||
}
|
||||
peer->prefs = prefs;
|
||||
oldha = peer->ha;
|
||||
peer->ha = NULL;
|
||||
peer->addr.sin_family = AF_INET;
|
||||
|
@ -8521,17 +8454,9 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, int
|
|||
} else if (!strcasecmp(v->name, "pickupgroup")) {
|
||||
peer->pickupgroup = ast_get_group(v->value);
|
||||
} else if (!strcasecmp(v->name, "allow")) {
|
||||
format = ast_getformatbyname(v->value);
|
||||
if (format < 1)
|
||||
ast_log(LOG_WARNING, "Cannot allow unknown format '%s'\n", v->value);
|
||||
else
|
||||
peer->capability |= format;
|
||||
ast_parse_allow_deny(&peer->prefs, &peer->capability, v->value, 1);
|
||||
} else if (!strcasecmp(v->name, "disallow")) {
|
||||
format = ast_getformatbyname(v->value);
|
||||
if (format < 1)
|
||||
ast_log(LOG_WARNING, "Cannot disallow unknown format '%s'\n", v->value);
|
||||
else
|
||||
peer->capability &= ~format;
|
||||
ast_parse_allow_deny(&peer->prefs, &peer->capability, v->value, 0);
|
||||
} else if (!strcasecmp(v->name, "insecure")) {
|
||||
if (!strcasecmp(v->value, "very")) {
|
||||
peer->insecure = 2;
|
||||
|
@ -8626,12 +8551,11 @@ static int reload_config(void)
|
|||
}
|
||||
|
||||
|
||||
sip_prefs_free();
|
||||
|
||||
/* Reset IP addresses */
|
||||
memset(&bindaddr, 0, sizeof(bindaddr));
|
||||
memset(&localaddr, 0, sizeof(localaddr));
|
||||
memset(&externip, 0, sizeof(externip));
|
||||
memset(&prefs, 0 , sizeof(struct ast_codec_pref));
|
||||
|
||||
/* Initialize some reasonable defaults at SIP reload */
|
||||
global_nat = SIP_NAT_RFC3581;
|
||||
|
@ -8794,21 +8718,9 @@ static int reload_config(void)
|
|||
else
|
||||
memcpy(&externip.sin_addr, hp->h_addr, sizeof(externip.sin_addr));
|
||||
} else if (!strcasecmp(v->name, "allow")) {
|
||||
format = ast_getformatbyname(v->value);
|
||||
if (format < 1)
|
||||
ast_log(LOG_WARNING, "Cannot allow unknown format '%s'\n", v->value);
|
||||
else {
|
||||
global_capability |= format;
|
||||
sip_pref_append(format);
|
||||
}
|
||||
ast_parse_allow_deny(&prefs, &global_capability, v->value, 1);
|
||||
} else if (!strcasecmp(v->name, "disallow")) {
|
||||
format = ast_getformatbyname(v->value);
|
||||
if (format < 1)
|
||||
ast_log(LOG_WARNING, "Cannot disallow unknown format '%s'\n", v->value);
|
||||
else {
|
||||
global_capability &= ~format;
|
||||
sip_pref_remove(format);
|
||||
}
|
||||
ast_parse_allow_deny(&prefs, &global_capability, v->value, 0);
|
||||
} else if (!strcasecmp(v->name, "register")) {
|
||||
sip_register(v->value, v->lineno);
|
||||
} else if (!strcasecmp(v->name, "recordhistory")) {
|
||||
|
@ -9127,7 +9039,6 @@ static int sip_do_reload(void)
|
|||
struct sip_peer *peer;
|
||||
delete_users();
|
||||
reload_config();
|
||||
|
||||
prune_peers();
|
||||
/* And start the monitor for the first time */
|
||||
ast_mutex_lock(®l.lock);
|
||||
|
@ -9183,6 +9094,7 @@ int load_module()
|
|||
ast_log(LOG_WARNING, "Unable to create I/O context\n");
|
||||
}
|
||||
|
||||
|
||||
res = reload_config();
|
||||
if (!res) {
|
||||
/* Make sure we can register our sip channel type */
|
||||
|
|
Loading…
Reference in a new issue