mirror of
https://github.com/asterisk/asterisk.git
synced 2025-11-18 15:49:56 +00:00
Big diet for struct ast_channel
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4399 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
85
channel.c
85
channel.c
@@ -331,7 +331,6 @@ struct ast_channel *ast_channel_alloc(int needqueue)
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tmp->pvt = pvt;
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/* Initial state */
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tmp->_state = AST_STATE_DOWN;
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tmp->stack = -1;
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tmp->streamid = -1;
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tmp->appl = NULL;
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tmp->data = NULL;
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@@ -416,7 +415,7 @@ int ast_queue_frame(struct ast_channel *chan, struct ast_frame *fin)
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} else if (chan->timingfd > -1) {
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ioctl(chan->timingfd, ZT_TIMERPING, &blah);
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#endif
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} else if (chan->blocking) {
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} else if (ast_test_flag(chan, AST_FLAG_BLOCKING)) {
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pthread_kill(chan->blocker, SIGURG);
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}
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ast_mutex_unlock(&chan->lock);
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@@ -441,8 +440,8 @@ int ast_channel_defer_dtmf(struct ast_channel *chan)
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{
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int pre = 0;
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if (chan) {
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pre = chan->deferdtmf;
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chan->deferdtmf = 1;
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pre = ast_test_flag(chan, AST_FLAG_DEFER_DTMF);
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ast_set_flag(chan, AST_FLAG_DEFER_DTMF);
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}
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return pre;
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}
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@@ -450,7 +449,7 @@ int ast_channel_defer_dtmf(struct ast_channel *chan)
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void ast_channel_undefer_dtmf(struct ast_channel *chan)
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{
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if (chan)
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chan->deferdtmf = 0;
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ast_clear_flag(chan, AST_FLAG_DEFER_DTMF);
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}
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struct ast_channel *ast_channel_walk_locked(struct ast_channel *prev)
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@@ -666,7 +665,7 @@ int ast_softhangup_nolock(struct ast_channel *chan, int cause)
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chan->_softhangup |= cause;
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ast_queue_frame(chan, &f);
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/* Interrupt any poll call or such */
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if (chan->blocking)
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if (ast_test_flag(chan, AST_FLAG_BLOCKING))
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pthread_kill(chan->blocker, SIGURG);
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return res;
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}
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@@ -711,7 +710,7 @@ int ast_hangup(struct ast_channel *chan)
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/* If this channel is one which will be masqueraded into something,
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mark it as a zombie already, so we know to free it later */
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if (chan->masqr) {
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chan->zombie=1;
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ast_set_flag(chan, AST_FLAG_ZOMBIE);
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ast_mutex_unlock(&chan->lock);
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return 0;
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}
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@@ -734,13 +733,13 @@ int ast_hangup(struct ast_channel *chan)
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ast_cdr_post(chan->cdr);
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ast_cdr_free(chan->cdr);
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}
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if (chan->blocking) {
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if (ast_test_flag(chan, AST_FLAG_BLOCKING)) {
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ast_log(LOG_WARNING, "Hard hangup called by thread %ld on %s, while fd "
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"is blocked by thread %ld in procedure %s! Expect a failure\n",
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(long)pthread_self(), chan->name, (long)chan->blocker, chan->blockproc);
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CRASH;
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}
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if (!chan->zombie) {
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if (!ast_test_flag(chan, AST_FLAG_ZOMBIE)) {
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if (option_debug)
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ast_log(LOG_DEBUG, "Hanging up channel '%s'\n", chan->name);
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if (chan->pvt->hangup)
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@@ -793,7 +792,7 @@ int ast_answer(struct ast_channel *chan)
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int res = 0;
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ast_mutex_lock(&chan->lock);
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/* Stop if we're a zombie or need a soft hangup */
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if (chan->zombie || ast_check_hangup(chan)) {
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if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
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ast_mutex_unlock(&chan->lock);
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return -1;
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}
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@@ -827,7 +826,7 @@ void ast_deactivate_generator(struct ast_channel *chan)
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chan->generator->release(chan, chan->generatordata);
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chan->generatordata = NULL;
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chan->generator = NULL;
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chan->writeinterrupt = 0;
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ast_clear_flag(chan, AST_FLAG_WRITE_INT);
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ast_settimeout(chan, 0, NULL, NULL);
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}
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ast_mutex_unlock(&chan->lock);
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@@ -1012,7 +1011,7 @@ struct ast_channel *ast_waitfor_nandfds(struct ast_channel **c, int n, int *fds,
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res = poll(pfds, max, rms);
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if (res < 0) {
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for (x=0;x<n;x++)
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c[x]->blocking = 0;
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ast_clear_flag(c[x], AST_FLAG_BLOCKING);
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/* Simulate a timeout if we were interrupted */
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if (errno != EINTR)
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*ms = -1;
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@@ -1029,7 +1028,7 @@ struct ast_channel *ast_waitfor_nandfds(struct ast_channel **c, int n, int *fds,
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time(&now);
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spoint = 0;
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for (x=0;x<n;x++) {
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c[x]->blocking = 0;
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ast_clear_flag(c[x], AST_FLAG_BLOCKING);
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if (havewhen && c[x]->whentohangup && (now > c[x]->whentohangup)) {
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c[x]->_softhangup |= AST_SOFTHANGUP_TIMEOUT;
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if (!winner)
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@@ -1039,9 +1038,9 @@ struct ast_channel *ast_waitfor_nandfds(struct ast_channel **c, int n, int *fds,
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if (c[x]->fds[y] > -1) {
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if ((res = ast_fdisset(pfds, c[x]->fds[y], max, &spoint))) {
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if (res & POLLPRI)
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c[x]->exception = -1;
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ast_set_flag(c[x], AST_FLAG_EXCEPTION);
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else
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c[x]->exception = 0;
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ast_clear_flag(c[x], AST_FLAG_EXCEPTION);
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c[x]->fdno = y;
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winner = c[x];
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}
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@@ -1101,7 +1100,7 @@ char ast_waitfordigit(struct ast_channel *c, int ms)
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struct ast_frame *f;
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char result = 0;
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/* Stop if we're a zombie or need a soft hangup */
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if (c->zombie || ast_check_hangup(c))
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if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
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return -1;
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/* Wait for a digit, no more than ms milliseconds total. */
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while(ms && !result) {
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@@ -1146,7 +1145,7 @@ char ast_waitfordigit_full(struct ast_channel *c, int ms, int audiofd, int cmdfd
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int outfd;
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int res;
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/* Stop if we're a zombie or need a soft hangup */
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if (c->zombie || ast_check_hangup(c))
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if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
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return -1;
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/* Wait for a digit, no more than ms milliseconds total. */
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while(ms) {
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@@ -1218,14 +1217,14 @@ struct ast_frame *ast_read(struct ast_channel *chan)
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}
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/* Stop if we're a zombie or need a soft hangup */
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if (chan->zombie || ast_check_hangup(chan)) {
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if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
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if (chan->generator)
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ast_deactivate_generator(chan);
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ast_mutex_unlock(&chan->lock);
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return NULL;
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}
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if (!chan->deferdtmf && !ast_strlen_zero(chan->dtmfq)) {
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if (!ast_test_flag(chan, AST_FLAG_DEFER_DTMF) && !ast_strlen_zero(chan->dtmfq)) {
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/* We have DTMF that has been deferred. Return it now */
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chan->dtmff.frametype = AST_FRAME_DTMF;
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chan->dtmff.subclass = chan->dtmfq[0];
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@@ -1241,8 +1240,8 @@ struct ast_frame *ast_read(struct ast_channel *chan)
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read(chan->pvt->alertpipe[0], &blah, sizeof(blah));
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}
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#ifdef ZAPTEL_OPTIMIZATIONS
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if ((chan->timingfd > -1) && (chan->fdno == AST_MAX_FDS - 2) && chan->exception) {
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chan->exception = 0;
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if ((chan->timingfd > -1) && (chan->fdno == AST_MAX_FDS - 2) && ast_test_flag(chan, AST_FLAG_EXCEPTION)) {
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ast_clear_flag(chan, AST_FLAG_EXCEPTION);
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blah = -1;
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/* IF we can't get event, assume it's an expired as-per the old interface */
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res = ioctl(chan->timingfd, ZT_GETEVENT, &blah);
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@@ -1296,7 +1295,7 @@ struct ast_frame *ast_read(struct ast_channel *chan)
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}
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} else {
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chan->blocker = pthread_self();
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if (chan->exception) {
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if (ast_test_flag(chan, AST_FLAG_EXCEPTION)) {
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if (chan->pvt->exception)
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f = chan->pvt->exception(chan);
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else {
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@@ -1304,7 +1303,7 @@ struct ast_frame *ast_read(struct ast_channel *chan)
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f = &null_frame;
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}
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/* Clear the exception flag */
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chan->exception = 0;
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ast_clear_flag(chan, AST_FLAG_EXCEPTION);
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} else
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if (chan->pvt->read)
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f = chan->pvt->read(chan);
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@@ -1358,7 +1357,7 @@ struct ast_frame *ast_read(struct ast_channel *chan)
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/* End the CDR if appropriate */
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if (chan->cdr)
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ast_cdr_end(chan->cdr);
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} else if (chan->deferdtmf && f->frametype == AST_FRAME_DTMF) {
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} else if (ast_test_flag(chan, AST_FLAG_DEFER_DTMF) && f->frametype == AST_FRAME_DTMF) {
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if (strlen(chan->dtmfq) < sizeof(chan->dtmfq) - 2)
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chan->dtmfq[strlen(chan->dtmfq)] = f->subclass;
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else
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@@ -1414,7 +1413,7 @@ int ast_indicate(struct ast_channel *chan, int condition)
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{
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int res = -1;
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/* Stop if we're a zombie or need a soft hangup */
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if (chan->zombie || ast_check_hangup(chan))
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if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan))
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return -1;
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ast_mutex_lock(&chan->lock);
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if (chan->pvt->indicate)
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@@ -1490,12 +1489,12 @@ int ast_sendtext(struct ast_channel *chan, char *text)
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{
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int res = 0;
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/* Stop if we're a zombie or need a soft hangup */
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if (chan->zombie || ast_check_hangup(chan))
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if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan))
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return -1;
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CHECK_BLOCKING(chan);
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if (chan->pvt->send_text)
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res = chan->pvt->send_text(chan, text);
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chan->blocking = 0;
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ast_clear_flag(chan, AST_FLAG_BLOCKING);
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return res;
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}
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@@ -1581,7 +1580,7 @@ int ast_write(struct ast_channel *chan, struct ast_frame *fr)
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struct ast_frame *f = NULL;
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/* Stop if we're a zombie or need a soft hangup */
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ast_mutex_lock(&chan->lock);
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if (chan->zombie || ast_check_hangup(chan)) {
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if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan)) {
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ast_mutex_unlock(&chan->lock);
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return -1;
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}
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@@ -1598,7 +1597,7 @@ int ast_write(struct ast_channel *chan, struct ast_frame *fr)
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return 0;
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}
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if (chan->generatordata) {
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if (chan->writeinterrupt)
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if (ast_test_flag(chan, AST_FLAG_WRITE_INT))
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ast_deactivate_generator(chan);
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else {
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ast_mutex_unlock(&chan->lock);
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@@ -1614,7 +1613,7 @@ int ast_write(struct ast_channel *chan, struct ast_frame *fr)
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ast_log(LOG_WARNING, "Don't know how to handle control frames yet\n");
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break;
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case AST_FRAME_DTMF:
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chan->blocking = 0;
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ast_clear_flag(chan, AST_FLAG_BLOCKING);
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ast_mutex_unlock(&chan->lock);
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res = do_senddigit(chan,fr->subclass);
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ast_mutex_lock(&chan->lock);
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@@ -1668,7 +1667,7 @@ int ast_write(struct ast_channel *chan, struct ast_frame *fr)
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}
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if (f && (f != fr))
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ast_frfree(f);
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chan->blocking = 0;
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ast_clear_flag(chan, AST_FLAG_BLOCKING);
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/* Consider a write failure to force a soft hangup */
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if (res < 0)
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chan->_softhangup |= AST_SOFTHANGUP_DEV;
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@@ -1992,7 +1991,7 @@ int ast_call(struct ast_channel *chan, char *addr, int timeout)
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int res = -1;
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/* Stop if we're a zombie or need a soft hangup */
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ast_mutex_lock(&chan->lock);
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if (!chan->zombie && !ast_check_hangup(chan))
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if (!ast_test_flag(chan, AST_FLAG_ZOMBIE) && !ast_check_hangup(chan))
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if (chan->pvt->call)
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res = chan->pvt->call(chan, addr, timeout);
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ast_mutex_unlock(&chan->lock);
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@@ -2007,7 +2006,7 @@ int ast_transfer(struct ast_channel *chan, char *dest)
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int res = -1;
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/* Stop if we're a zombie or need a soft hangup */
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ast_mutex_lock(&chan->lock);
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if (!chan->zombie && !ast_check_hangup(chan)) {
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if (!ast_test_flag(chan, AST_FLAG_ZOMBIE) && !ast_check_hangup(chan)) {
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if (chan->pvt->transfer) {
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res = chan->pvt->transfer(chan, dest);
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if (!res)
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@@ -2026,7 +2025,7 @@ int ast_readstring(struct ast_channel *c, char *s, int len, int timeout, int fti
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char d;
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/* XXX Merge with full version? XXX */
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/* Stop if we're a zombie or need a soft hangup */
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if (c->zombie || ast_check_hangup(c))
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if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
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return -1;
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if (!len)
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return -1;
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@@ -2064,7 +2063,7 @@ int ast_readstring_full(struct ast_channel *c, char *s, int len, int timeout, in
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int to = ftimeout;
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char d;
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/* Stop if we're a zombie or need a soft hangup */
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if (c->zombie || ast_check_hangup(c))
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if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
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return -1;
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if (!len)
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return -1;
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@@ -2352,7 +2351,7 @@ int ast_do_masquerade(struct ast_channel *original)
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/* XXX What about blocking, softhangup, blocker, and lock and blockproc? XXX */
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/* Application and data remain the same */
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/* Clone exception becomes real one, as with fdno */
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original->exception = clone->exception;
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ast_copy_flags(original, clone, AST_FLAG_EXCEPTION);
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original->fdno = clone->fdno;
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/* Schedule context remains the same */
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/* Stream stuff stays the same */
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@@ -2398,19 +2397,19 @@ int ast_do_masquerade(struct ast_channel *original)
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/* Now, at this point, the "clone" channel is totally F'd up. We mark it as
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a zombie so nothing tries to touch it. If it's already been marked as a
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zombie, then free it now (since it already is considered invalid). */
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if (clone->zombie) {
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if (ast_test_flag(clone, AST_FLAG_ZOMBIE)) {
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ast_log(LOG_DEBUG, "Destroying clone '%s'\n", clone->name);
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ast_mutex_unlock(&clone->lock);
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ast_channel_free(clone);
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manager_event(EVENT_FLAG_CALL, "Hangup", "Channel: %s\r\n", zombn);
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} else {
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ast_log(LOG_DEBUG, "Released clone lock on '%s'\n", clone->name);
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clone->zombie=1;
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ast_set_flag(clone, AST_FLAG_ZOMBIE);
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ast_mutex_unlock(&clone->lock);
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}
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/* Signal any blocker */
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if (original->blocking)
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if (ast_test_flag(original, AST_FLAG_BLOCKING))
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pthread_kill(original->blocker, SIGURG);
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ast_log(LOG_DEBUG, "Done Masquerading %s (%d)\n",
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original->name, original->_state);
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@@ -2576,7 +2575,7 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
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bridge_playfile(c1,c0,config->start_sound,time_left_ms / 1000);
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/* Stop if we're a zombie or need a soft hangup */
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if (c0->zombie || ast_check_hangup_locked(c0) || c1->zombie || ast_check_hangup_locked(c1))
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if (ast_test_flag(c0, AST_FLAG_ZOMBIE) || ast_check_hangup_locked(c0) || ast_test_flag(c1, AST_FLAG_ZOMBIE) || ast_check_hangup_locked(c1))
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return -1;
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if (c0->_bridge) {
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ast_log(LOG_WARNING, "%s is already in a bridge with %s\n",
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@@ -2645,11 +2644,11 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
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}
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/* Stop if we're a zombie or need a soft hangup */
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if (c0->zombie || ast_check_hangup_locked(c0) || c1->zombie || ast_check_hangup_locked(c1)) {
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if (ast_test_flag(c0, AST_FLAG_ZOMBIE) || ast_check_hangup_locked(c0) || ast_test_flag(c1, AST_FLAG_ZOMBIE) || ast_check_hangup_locked(c1)) {
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*fo = NULL;
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if (who) *rc = who;
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res = 0;
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ast_log(LOG_DEBUG, "Bridge stops because we're zombie or need a soft hangup: c0=%s, c1=%s, flags: %s,%s,%s,%s\n",c0->name,c1->name,c0->zombie?"Yes":"No",ast_check_hangup(c0)?"Yes":"No",c1->zombie?"Yes":"No",ast_check_hangup(c1)?"Yes":"No");
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ast_log(LOG_DEBUG, "Bridge stops because we're zombie or need a soft hangup: c0=%s, c1=%s, flags: %s,%s,%s,%s\n",c0->name,c1->name,ast_test_flag(c0, AST_FLAG_ZOMBIE)?"Yes":"No",ast_check_hangup(c0)?"Yes":"No",ast_test_flag(c1, AST_FLAG_ZOMBIE)?"Yes":"No",ast_check_hangup(c1)?"Yes":"No");
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break;
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}
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if (c0->pvt->bridge && config->timelimit==0 &&
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@@ -2843,7 +2842,7 @@ static void * tonepair_alloc(struct ast_channel *chan, void *params)
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ts->vol = td->vol;
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}
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/* Let interrupts interrupt :) */
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chan->writeinterrupt = 1;
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ast_set_flag(chan, AST_FLAG_WRITE_INT);
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return ts;
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}
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