Formatting fixes for chan_alsa (issue #7807 reported by Mithraen with more mods done by myself)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@42388 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp 2006-09-08 03:46:33 +00:00
parent d597b76c36
commit fd9f37a63f
1 changed files with 252 additions and 258 deletions

View File

@ -73,8 +73,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#endif
/*! Global jitterbuffer configuration - by default, jb is disabled */
static struct ast_jb_conf default_jbconf =
{
static struct ast_jb_conf default_jbconf = {
.flags = 0,
.max_size = -1,
.resync_threshold = -1,
@ -90,7 +89,7 @@ static struct ast_jb_conf global_jbconf;
/* Lets use 160 sample frames, just like GSM. */
#define FRAME_SIZE 160
#define PERIOD_FRAMES 80 /* 80 Frames, at 2 bytes each */
#define PERIOD_FRAMES 80 /* 80 Frames, at 2 bytes each */
/* When you set the frame size, you have to come up with
the right buffer format as well. */
@ -129,9 +128,9 @@ static char language[MAX_LANGUAGE] = "";
static char exten[AST_MAX_EXTENSION] = "s";
static char mohinterpret[MAX_MUSICCLASS];
static int hookstate=0;
static int hookstate = 0;
static short silence[FRAME_SIZE] = {0, };
static short silence[FRAME_SIZE] = { 0, };
struct sound {
int ind;
@ -143,11 +142,11 @@ struct sound {
};
static struct sound sounds[] = {
{ AST_CONTROL_RINGING, ringtone, sizeof(ringtone)/2, 16000, 32000, 1 },
{ AST_CONTROL_BUSY, busy, sizeof(busy)/2, 4000, 4000, 1 },
{ AST_CONTROL_CONGESTION, busy, sizeof(busy)/2, 2000, 2000, 1 },
{ AST_CONTROL_RING, ring10, sizeof(ring10)/2, 16000, 32000, 1 },
{ AST_CONTROL_ANSWER, answer, sizeof(answer)/2, 2200, 0, 0 },
{AST_CONTROL_RINGING, ringtone, sizeof(ringtone) / 2, 16000, 32000, 1},
{AST_CONTROL_BUSY, busy, sizeof(busy) / 2, 4000, 4000, 1},
{AST_CONTROL_CONGESTION, busy, sizeof(busy) / 2, 2000, 2000, 1},
{AST_CONTROL_RING, ring10, sizeof(ring10) / 2, 16000, 32000, 1},
{AST_CONTROL_ANSWER, answer, sizeof(answer) / 2, 2200, 0, 0},
};
/* Sound command pipe */
@ -163,7 +162,7 @@ static struct chan_alsa_pvt {
snd_pcm_t *card;
#endif
snd_pcm_t *icard, *ocard;
} alsa;
/* Number of buffers... Each is FRAMESIZE/8 ms long. For example
@ -182,9 +181,9 @@ static int autoanswer = 1;
static int cursound = -1;
static int sampsent = 0;
static int silencelen=0;
static int offset=0;
static int nosound=0;
static int silencelen = 0;
static int offset = 0;
static int nosound = 0;
/* ZZ */
static struct ast_channel *alsa_request(const char *type, int format, void *data, int *cause);
@ -219,63 +218,60 @@ static int send_sound(void)
short myframe[FRAME_SIZE];
int total = FRAME_SIZE;
short *frame = NULL;
int amt=0;
int res;
int myoff;
int amt = 0, res, myoff;
snd_pcm_state_t state;
if (cursound > -1) {
res = total;
if (sampsent < sounds[cursound].samplen) {
myoff=0;
while(total) {
amt = total;
if (amt > (sounds[cursound].datalen - offset))
amt = sounds[cursound].datalen - offset;
memcpy(myframe + myoff, sounds[cursound].data + offset, amt * 2);
total -= amt;
offset += amt;
sampsent += amt;
myoff += amt;
if (offset >= sounds[cursound].datalen)
offset = 0;
}
/* Set it up for silence */
if (sampsent >= sounds[cursound].samplen)
silencelen = sounds[cursound].silencelen;
frame = myframe;
} else {
if (silencelen > 0) {
frame = silence;
silencelen -= res;
} else {
if (sounds[cursound].repeat) {
/* Start over */
sampsent = 0;
offset = 0;
} else {
cursound = -1;
nosound = 0;
}
return 0;
}
}
if (res == 0 || !frame) {
return 0;
}
#ifdef ALSA_MONITOR
alsa_monitor_write((char *)frame, res * 2);
#endif
state = snd_pcm_state(alsa.ocard);
if (state == SND_PCM_STATE_XRUN) {
snd_pcm_prepare(alsa.ocard);
}
res = snd_pcm_writei(alsa.ocard, frame, res);
if (res > 0)
return 0;
if (cursound == -1)
return 0;
res = total;
if (sampsent < sounds[cursound].samplen) {
myoff = 0;
while (total) {
amt = total;
if (amt > (sounds[cursound].datalen - offset))
amt = sounds[cursound].datalen - offset;
memcpy(myframe + myoff, sounds[cursound].data + offset, amt * 2);
total -= amt;
offset += amt;
sampsent += amt;
myoff += amt;
if (offset >= sounds[cursound].datalen)
offset = 0;
}
/* Set it up for silence */
if (sampsent >= sounds[cursound].samplen)
silencelen = sounds[cursound].silencelen;
frame = myframe;
} else {
if (silencelen > 0) {
frame = silence;
silencelen -= res;
} else {
if (sounds[cursound].repeat) {
/* Start over */
sampsent = 0;
offset = 0;
} else {
cursound = -1;
nosound = 0;
}
return 0;
}
}
if (res == 0 || !frame)
return 0;
#ifdef ALSA_MONITOR
alsa_monitor_write((char *) frame, res * 2);
#endif
state = snd_pcm_state(alsa.ocard);
if (state == SND_PCM_STATE_XRUN)
snd_pcm_prepare(alsa.ocard);
res = snd_pcm_writei(alsa.ocard, frame, res);
if (res > 0)
return 0;
return 0;
}
@ -283,9 +279,9 @@ static void *sound_thread(void *unused)
{
fd_set rfds;
fd_set wfds;
int max;
int res;
for(;;) {
int max, res;
for (;;) {
FD_ZERO(&rfds);
FD_ZERO(&wfds);
max = sndcmd[0];
@ -313,7 +309,7 @@ static void *sound_thread(void *unused)
snd_pcm_state_t state;
short buf[FRAME_SIZE];
int r;
state = snd_pcm_state(alsa.ocard);
if (state == SND_PCM_STATE_XRUN) {
snd_pcm_prepare(alsa.ocard);
@ -330,9 +326,9 @@ static void *sound_thread(void *unused)
} else if (r < 0) {
ast_log(LOG_ERROR, "Read error: %s\n", snd_strerror(r));
} else
alsa_monitor_read((char *)buf, r * 2);
}
#endif
alsa_monitor_read((char *) buf, r * 2);
}
#endif
if (FD_ISSET(sndcmd[0], &rfds)) {
read(sndcmd[0], &cursound, sizeof(cursound));
silencelen = 0;
@ -370,121 +366,102 @@ static snd_pcm_t *alsa_card_init(char *dev, snd_pcm_stream_t stream)
if (err < 0) {
ast_log(LOG_ERROR, "snd_pcm_open failed: %s\n", snd_strerror(err));
return NULL;
} else {
} else
ast_log(LOG_DEBUG, "Opening device %s in %s mode\n", dev, (stream == SND_PCM_STREAM_CAPTURE) ? "read" : "write");
}
snd_pcm_hw_params_alloca(&hwparams);
snd_pcm_hw_params_any(handle, hwparams);
err = snd_pcm_hw_params_set_access(handle, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "set_access failed: %s\n", snd_strerror(err));
}
err = snd_pcm_hw_params_set_format(handle, hwparams, format);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "set_format failed: %s\n", snd_strerror(err));
}
err = snd_pcm_hw_params_set_channels(handle, hwparams, 1);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "set_channels failed: %s\n", snd_strerror(err));
}
direction = 0;
err = snd_pcm_hw_params_set_rate_near(handle, hwparams, &rate, &direction);
if (rate != DESIRED_RATE) {
if (rate != DESIRED_RATE)
ast_log(LOG_WARNING, "Rate not correct, requested %d, got %d\n", DESIRED_RATE, rate);
}
direction = 0;
err = snd_pcm_hw_params_set_period_size_near(handle, hwparams, &period_size, &direction);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "period_size(%ld frames) is bad: %s\n", period_size, snd_strerror(err));
} else {
else
ast_log(LOG_DEBUG, "Period size is %d\n", err);
}
buffer_size = 4096 * 2; /* period_size * 16; */
buffer_size = 4096 * 2; /* period_size * 16; */
err = snd_pcm_hw_params_set_buffer_size_near(handle, hwparams, &buffer_size);
if (err < 0) {
if (err < 0)
ast_log(LOG_WARNING, "Problem setting buffer size of %ld: %s\n", buffer_size, snd_strerror(err));
} else {
else
ast_log(LOG_DEBUG, "Buffer size is set to %d frames\n", err);
}
#if 0
direction = 0;
err = snd_pcm_hw_params_set_periods_min(handle, hwparams, &per_min, &direction);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "periods_min: %s\n", snd_strerror(err));
}
err = snd_pcm_hw_params_set_periods_max(handle, hwparams, &per_max, 0);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "periods_max: %s\n", snd_strerror(err));
}
#endif
err = snd_pcm_hw_params(handle, hwparams);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "Couldn't set the new hw params: %s\n", snd_strerror(err));
}
snd_pcm_sw_params_alloca(&swparams);
snd_pcm_sw_params_current(handle, swparams);
#if 1
if (stream == SND_PCM_STREAM_PLAYBACK) {
if (stream == SND_PCM_STREAM_PLAYBACK)
start_threshold = period_size;
} else {
else
start_threshold = 1;
}
err = snd_pcm_sw_params_set_start_threshold(handle, swparams, start_threshold);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "start threshold: %s\n", snd_strerror(err));
}
#endif
#if 1
if (stream == SND_PCM_STREAM_PLAYBACK) {
if (stream == SND_PCM_STREAM_PLAYBACK)
stop_threshold = buffer_size;
} else {
else
stop_threshold = buffer_size;
}
err = snd_pcm_sw_params_set_stop_threshold(handle, swparams, stop_threshold);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "stop threshold: %s\n", snd_strerror(err));
}
#endif
#if 0
err = snd_pcm_sw_params_set_xfer_align(handle, swparams, PERIOD_FRAMES);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "Unable to set xfer alignment: %s\n", snd_strerror(err));
}
#endif
#if 0
err = snd_pcm_sw_params_set_silence_threshold(handle, swparams, silencethreshold);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "Unable to set silence threshold: %s\n", snd_strerror(err));
}
#endif
err = snd_pcm_sw_params(handle, swparams);
if (err < 0) {
if (err < 0)
ast_log(LOG_ERROR, "sw_params: %s\n", snd_strerror(err));
}
err = snd_pcm_poll_descriptors_count(handle);
if (err <= 0) {
if (err <= 0)
ast_log(LOG_ERROR, "Unable to get a poll descriptors count, error is %s\n", snd_strerror(err));
}
if (err != 1) {
if (err != 1)
ast_log(LOG_DEBUG, "Can't handle more than one device\n");
}
snd_pcm_poll_descriptors(handle, &pfd, err);
ast_log(LOG_DEBUG, "Acquired fd %d from the poll descriptor\n", pfd.fd);
@ -513,7 +490,7 @@ static int soundcard_init(void)
static int alsa_digit(struct ast_channel *c, char digit)
{
ast_mutex_lock(&alsalock);
ast_verbose( " << Console Received digit %c >> \n", digit);
ast_verbose(" << Console Received digit %c >> \n", digit);
ast_mutex_unlock(&alsalock);
return 0;
}
@ -521,14 +498,14 @@ static int alsa_digit(struct ast_channel *c, char digit)
static int alsa_text(struct ast_channel *c, const char *text)
{
ast_mutex_lock(&alsalock);
ast_verbose( " << Console Received text %s >> \n", text);
ast_verbose(" << Console Received text %s >> \n", text);
ast_mutex_unlock(&alsalock);
return 0;
}
static void grab_owner(void)
{
while(alsa.owner && ast_mutex_trylock(&alsa.owner->lock)) {
while (alsa.owner && ast_mutex_trylock(&alsa.owner->lock)) {
ast_mutex_unlock(&alsalock);
usleep(1);
ast_mutex_lock(&alsalock);
@ -540,9 +517,9 @@ static int alsa_call(struct ast_channel *c, char *dest, int timeout)
int res = 3;
struct ast_frame f = { AST_FRAME_CONTROL };
ast_mutex_lock(&alsalock);
ast_verbose( " << Call placed to '%s' on console >> \n", dest);
ast_verbose(" << Call placed to '%s' on console >> \n", dest);
if (autoanswer) {
ast_verbose( " << Auto-answered >> \n" );
ast_verbose(" << Auto-answered >> \n");
grab_owner();
if (alsa.owner) {
f.subclass = AST_CONTROL_ANSWER;
@ -550,7 +527,7 @@ static int alsa_call(struct ast_channel *c, char *dest, int timeout)
ast_mutex_unlock(&alsa.owner->lock);
}
} else {
ast_verbose( " << Type 'answer' to answer, or use 'autoanswer' for future calls >> \n");
ast_verbose(" << Type 'answer' to answer, or use 'autoanswer' for future calls >> \n");
grab_owner();
if (alsa.owner) {
f.subclass = AST_CONTROL_RINGING;
@ -571,13 +548,13 @@ static void answer_sound(void)
nosound = 1;
res = 4;
write(sndcmd[1], &res, sizeof(res));
}
static int alsa_answer(struct ast_channel *c)
{
ast_mutex_lock(&alsalock);
ast_verbose( " << Console call has been answered >> \n");
ast_verbose(" << Console call has been answered >> \n");
answer_sound();
ast_setstate(c, AST_STATE_UP);
cursound = -1;
@ -594,18 +571,16 @@ static int alsa_hangup(struct ast_channel *c)
cursound = -1;
c->tech_pvt = NULL;
alsa.owner = NULL;
ast_verbose( " << Hangup on console >> \n");
ast_verbose(" << Hangup on console >> \n");
ast_mutex_lock(&usecnt_lock);
usecnt--;
ast_mutex_unlock(&usecnt_lock);
if (hookstate) {
if (autoanswer) {
hookstate = 0;
} else {
hookstate = 0;
if (!autoanswer) {
/* Congestion noise */
res = 2;
write(sndcmd[1], &res, sizeof(res));
hookstate = 0;
}
}
snd_pcm_drop(alsa.icard);
@ -622,9 +597,11 @@ static int alsa_write(struct ast_channel *chan, struct ast_frame *f)
int res = 0;
/* size_t frames = 0; */
snd_pcm_state_t state;
/* Immediately return if no sound is enabled */
if (nosound)
return 0;
ast_mutex_lock(&alsalock);
/* Stop any currently playing sound */
if (cursound != -1) {
@ -632,7 +609,7 @@ static int alsa_write(struct ast_channel *chan, struct ast_frame *f)
snd_pcm_prepare(alsa.ocard);
cursound = -1;
}
/* We have to digest the frame in 160-byte portions */
if (f->datalen > sizeof(sizbuf) - sizpos) {
@ -646,17 +623,16 @@ static int alsa_write(struct ast_channel *chan, struct ast_frame *f)
alsa_monitor_write(sizbuf, len);
#endif
state = snd_pcm_state(alsa.ocard);
if (state == SND_PCM_STATE_XRUN) {
if (state == SND_PCM_STATE_XRUN)
snd_pcm_prepare(alsa.ocard);
}
res = snd_pcm_writei(alsa.ocard, sizbuf, len/2);
res = snd_pcm_writei(alsa.ocard, sizbuf, len / 2);
if (res == -EPIPE) {
#if DEBUG
ast_log(LOG_DEBUG, "XRUN write\n");
#endif
snd_pcm_prepare(alsa.ocard);
res = snd_pcm_writei(alsa.ocard, sizbuf, len/2);
if (res != len/2) {
res = snd_pcm_writei(alsa.ocard, sizbuf, len / 2);
if (res != len / 2) {
ast_log(LOG_ERROR, "Write error: %s\n", snd_strerror(res));
res = -1;
} else if (res < 0) {
@ -664,9 +640,9 @@ static int alsa_write(struct ast_channel *chan, struct ast_frame *f)
res = -1;
}
} else {
if (res == -ESTRPIPE) {
if (res == -ESTRPIPE)
ast_log(LOG_ERROR, "You've got some big problems\n");
} else if (res < 0)
else if (res < 0)
ast_log(LOG_NOTICE, "Error %d on write\n", res);
}
}
@ -680,7 +656,7 @@ static int alsa_write(struct ast_channel *chan, struct ast_frame *f)
static struct ast_frame *alsa_read(struct ast_channel *chan)
{
static struct ast_frame f;
static short __buf[FRAME_SIZE + AST_FRIENDLY_OFFSET/2];
static short __buf[FRAME_SIZE + AST_FRIENDLY_OFFSET / 2];
short *buf;
static int readpos = 0;
static int left = FRAME_SIZE;
@ -689,7 +665,7 @@ static struct ast_frame *alsa_read(struct ast_channel *chan)
int off = 0;
ast_mutex_lock(&alsalock);
/* Acknowledge any pending cmd */
/* Acknowledge any pending cmd */
f.frametype = AST_FRAME_NULL;
f.subclass = 0;
f.samples = 0;
@ -702,12 +678,11 @@ static struct ast_frame *alsa_read(struct ast_channel *chan)
f.delivery.tv_usec = 0;
state = snd_pcm_state(alsa.icard);
if ((state != SND_PCM_STATE_PREPARED) &&
(state != SND_PCM_STATE_RUNNING)) {
if ((state != SND_PCM_STATE_PREPARED) && (state != SND_PCM_STATE_RUNNING)) {
snd_pcm_prepare(alsa.icard);
}
buf = __buf + AST_FRIENDLY_OFFSET/2;
buf = __buf + AST_FRIENDLY_OFFSET / 2;
r = snd_pcm_readi(alsa.icard, buf + readpos, left);
if (r == -EPIPE) {
@ -745,8 +720,8 @@ static struct ast_frame *alsa_read(struct ast_channel *chan)
f.src = "Console";
f.mallocd = 0;
#ifdef ALSA_MONITOR
alsa_monitor_read((char *)buf, FRAME_SIZE * 2);
#endif
alsa_monitor_read((char *) buf, FRAME_SIZE * 2);
#endif
}
ast_mutex_unlock(&alsalock);
@ -767,108 +742,114 @@ static int alsa_indicate(struct ast_channel *chan, int cond, const void *data, s
int res = 0;
ast_mutex_lock(&alsalock);
switch(cond) {
case AST_CONTROL_BUSY:
res = 1;
break;
case AST_CONTROL_CONGESTION:
res = 2;
break;
case AST_CONTROL_RINGING:
break;
case -1:
res = -1;
break;
case AST_CONTROL_VIDUPDATE:
res = -1;
break;
case AST_CONTROL_HOLD:
ast_verbose( " << Console Has Been Placed on Hold >> \n");
ast_moh_start(chan, data, mohinterpret);
break;
case AST_CONTROL_UNHOLD:
ast_verbose( " << Console Has Been Retrieved from Hold >> \n");
ast_moh_stop(chan);
break;
default:
ast_log(LOG_WARNING, "Don't know how to display condition %d on %s\n", cond, chan->name);
res = -1;
switch (cond) {
case AST_CONTROL_BUSY:
res = 1;
break;
case AST_CONTROL_CONGESTION:
res = 2;
break;
case AST_CONTROL_RINGING:
break;
case -1:
res = -1;
break;
case AST_CONTROL_VIDUPDATE:
res = -1;
break;
case AST_CONTROL_HOLD:
ast_verbose(" << Console Has Been Placed on Hold >> \n");
ast_moh_start(chan, data, mohinterpret);
break;
case AST_CONTROL_UNHOLD:
ast_verbose(" << Console Has Been Retrieved from Hold >> \n");
ast_moh_stop(chan);
break;
default:
ast_log(LOG_WARNING, "Don't know how to display condition %d on %s\n", cond, chan->name);
res = -1;
}
if (res > -1)
write(sndcmd[1], &res, sizeof(res));
ast_mutex_unlock(&alsalock);
return res;
return res;
}
static struct ast_channel *alsa_new(struct chan_alsa_pvt *p, int state)
{
struct ast_channel *tmp;
tmp = ast_channel_alloc(1);
if (tmp) {
tmp->tech = &alsa_tech;
ast_string_field_build(tmp, name, "ALSA/%s", indevname);
tmp->fds[0] = readdev;
tmp->nativeformats = AST_FORMAT_SLINEAR;
tmp->readformat = AST_FORMAT_SLINEAR;
tmp->writeformat = AST_FORMAT_SLINEAR;
tmp->tech_pvt = p;
if (!ast_strlen_zero(p->context))
ast_copy_string(tmp->context, p->context, sizeof(tmp->context));
if (!ast_strlen_zero(p->exten))
ast_copy_string(tmp->exten, p->exten, sizeof(tmp->exten));
if (!ast_strlen_zero(language))
ast_string_field_set(tmp, language, language);
p->owner = tmp;
ast_setstate(tmp, state);
ast_mutex_lock(&usecnt_lock);
usecnt++;
ast_mutex_unlock(&usecnt_lock);
ast_update_use_count();
ast_jb_configure(tmp, &global_jbconf);
if (state != AST_STATE_DOWN) {
if (ast_pbx_start(tmp)) {
ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name);
ast_hangup(tmp);
tmp = NULL;
}
struct ast_channel *tmp = NULL;
if (!(tmp = ast_channel_alloc(1)))
return NULL;
tmp->tech = &alsa_tech;
ast_string_field_build(tmp, name, "ALSA/%s", indevname);
tmp->fds[0] = readdev;
tmp->nativeformats = AST_FORMAT_SLINEAR;
tmp->readformat = AST_FORMAT_SLINEAR;
tmp->writeformat = AST_FORMAT_SLINEAR;
tmp->tech_pvt = p;
if (!ast_strlen_zero(p->context))
ast_copy_string(tmp->context, p->context, sizeof(tmp->context));
if (!ast_strlen_zero(p->exten))
ast_copy_string(tmp->exten, p->exten, sizeof(tmp->exten));
if (!ast_strlen_zero(language))
ast_string_field_set(tmp, language, language);
p->owner = tmp;
ast_setstate(tmp, state);
ast_mutex_lock(&usecnt_lock);
usecnt++;
ast_mutex_unlock(&usecnt_lock);
ast_update_use_count();
ast_jb_configure(tmp, &global_jbconf);
if (state != AST_STATE_DOWN) {
if (ast_pbx_start(tmp)) {
ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name);
ast_hangup(tmp);
tmp = NULL;
}
}
return tmp;
}
static struct ast_channel *alsa_request(const char *type, int format, void *data, int *cause)
{
int oldformat = format;
struct ast_channel *tmp=NULL;
struct ast_channel *tmp = NULL;
format &= AST_FORMAT_SLINEAR;
if (!format) {
ast_log(LOG_NOTICE, "Asked to get a channel of format '%d'\n", oldformat);
return NULL;
}
ast_mutex_lock(&alsalock);
if (alsa.owner) {
ast_log(LOG_NOTICE, "Already have a call on the ALSA channel\n");
*cause = AST_CAUSE_BUSY;
} else {
tmp= alsa_new(&alsa, AST_STATE_DOWN);
if (!tmp) {
ast_log(LOG_WARNING, "Unable to create new ALSA channel\n");
}
}
} else if (!(tmp = alsa_new(&alsa, AST_STATE_DOWN)))
ast_log(LOG_WARNING, "Unable to create new ALSA channel\n");
ast_mutex_unlock(&alsalock);
return tmp;
}
static int console_autoanswer(int fd, int argc, char *argv[])
{
int res = RESULT_SUCCESS;;
int res = RESULT_SUCCESS;
if ((argc != 1) && (argc != 2))
return RESULT_SHOWUSAGE;
ast_mutex_lock(&alsalock);
if (argc == 1) {
ast_cli(fd, "Auto answer is %s.\n", autoanswer ? "on" : "off");
} else {
@ -879,7 +860,9 @@ static int console_autoanswer(int fd, int argc, char *argv[])
else
res = RESULT_SHOWUSAGE;
}
ast_mutex_unlock(&alsalock);
return res;
}
@ -888,31 +871,33 @@ static char *autoanswer_complete(const char *line, const char *word, int pos, in
#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
switch(state) {
case 0:
if (!ast_strlen_zero(word) && !strncasecmp(word, "on", MIN(strlen(word), 2)))
return ast_strdup("on");
case 1:
if (!ast_strlen_zero(word) && !strncasecmp(word, "off", MIN(strlen(word), 3)))
return ast_strdup("off");
default:
return NULL;
switch (state) {
case 0:
if (!ast_strlen_zero(word) && !strncasecmp(word, "on", MIN(strlen(word), 2)))
return ast_strdup("on");
case 1:
if (!ast_strlen_zero(word) && !strncasecmp(word, "off", MIN(strlen(word), 3)))
return ast_strdup("off");
default:
return NULL;
}
return NULL;
}
static const char autoanswer_usage[] =
"Usage: autoanswer [on|off]\n"
" Enables or disables autoanswer feature. If used without\n"
" argument, displays the current on/off status of autoanswer.\n"
" The default value of autoanswer is in 'alsa.conf'.\n";
"Usage: autoanswer [on|off]\n"
" Enables or disables autoanswer feature. If used without\n"
" argument, displays the current on/off status of autoanswer.\n" " The default value of autoanswer is in 'alsa.conf'.\n";
static int console_answer(int fd, int argc, char *argv[])
{
int res = RESULT_SUCCESS;
if (argc != 1)
return RESULT_SHOWUSAGE;
ast_mutex_lock(&alsalock);
if (!alsa.owner) {
ast_cli(fd, "No one is calling us\n");
res = RESULT_FAILURE;
@ -927,23 +912,27 @@ static int console_answer(int fd, int argc, char *argv[])
}
answer_sound();
}
snd_pcm_prepare(alsa.icard);
snd_pcm_start(alsa.icard);
ast_mutex_unlock(&alsalock);
return RESULT_SUCCESS;
}
static char sendtext_usage[] =
"Usage: send text <message>\n"
" Sends a text message for display on the remote terminal.\n";
static char sendtext_usage[] = "Usage: send text <message>\n" " Sends a text message for display on the remote terminal.\n";
static int console_sendtext(int fd, int argc, char *argv[])
{
int tmparg = 2;
int res = RESULT_SUCCESS;
if (argc < 2)
return RESULT_SHOWUSAGE;
ast_mutex_lock(&alsalock);
if (!alsa.owner) {
ast_cli(fd, "No one is calling us\n");
res = RESULT_FAILURE;
@ -951,7 +940,7 @@ static int console_sendtext(int fd, int argc, char *argv[])
struct ast_frame f = { AST_FRAME_TEXT, 0 };
char text2send[256] = "";
text2send[0] = '\0';
while(tmparg < argc) {
while (tmparg < argc) {
strncat(text2send, argv[tmparg++], sizeof(text2send) - strlen(text2send) - 1);
strncat(text2send, " ", sizeof(text2send) - strlen(text2send) - 1);
}
@ -969,21 +958,25 @@ static int console_sendtext(int fd, int argc, char *argv[])
ast_mutex_unlock(&alsa.owner->lock);
}
}
ast_mutex_unlock(&alsalock);
return res;
}
static char answer_usage[] =
"Usage: answer\n"
" Answers an incoming call on the console (ALSA) channel.\n";
static char answer_usage[] = "Usage: answer\n" " Answers an incoming call on the console (ALSA) channel.\n";
static int console_hangup(int fd, int argc, char *argv[])
{
int res = RESULT_SUCCESS;
if (argc != 1)
return RESULT_SHOWUSAGE;
cursound = -1;
ast_mutex_lock(&alsalock);
if (!alsa.owner && !hookstate) {
ast_cli(fd, "No call to hangup up\n");
res = RESULT_FAILURE;
@ -995,13 +988,13 @@ static int console_hangup(int fd, int argc, char *argv[])
ast_mutex_unlock(&alsa.owner->lock);
}
}
ast_mutex_unlock(&alsalock);
return res;
}
static char hangup_usage[] =
"Usage: hangup\n"
" Hangs up any call currently placed on the console.\n";
static char hangup_usage[] = "Usage: hangup\n" " Hangs up any call currently placed on the console.\n";
static int console_dial(int fd, int argc, char *argv[])
@ -1010,16 +1003,19 @@ static int console_dial(int fd, int argc, char *argv[])
char *mye, *myc;
char *d;
int res = RESULT_SUCCESS;
if ((argc != 1) && (argc != 2))
return RESULT_SHOWUSAGE;
ast_mutex_lock(&alsalock);
if (alsa.owner) {
if (argc == 2) {
d = argv[1];
grab_owner();
if (alsa.owner) {
struct ast_frame f = { AST_FRAME_DTMF };
while(*d) {
while (*d) {
f.subclass = *d;
ast_queue_frame(alsa.owner, &f);
d++;
@ -1034,9 +1030,9 @@ static int console_dial(int fd, int argc, char *argv[])
mye = exten;
myc = context;
if (argc == 2) {
char *stringp=NULL;
strncpy(tmp, argv[1], sizeof(tmp)-1);
stringp=tmp;
char *stringp = NULL;
strncpy(tmp, argv[1], sizeof(tmp) - 1);
stringp = tmp;
strsep(&stringp, "@");
tmp2 = strsep(&stringp, "@");
if (!ast_strlen_zero(tmp))
@ -1045,34 +1041,33 @@ static int console_dial(int fd, int argc, char *argv[])
myc = tmp2;
}
if (ast_exists_extension(NULL, myc, mye, 1, NULL)) {
strncpy(alsa.exten, mye, sizeof(alsa.exten)-1);
strncpy(alsa.context, myc, sizeof(alsa.context)-1);
strncpy(alsa.exten, mye, sizeof(alsa.exten) - 1);
strncpy(alsa.context, myc, sizeof(alsa.context) - 1);
hookstate = 1;
alsa_new(&alsa, AST_STATE_RINGING);
} else
ast_cli(fd, "No such extension '%s' in context '%s'\n", mye, myc);
}
ast_mutex_unlock(&alsalock);
return res;
}
static char dial_usage[] =
"Usage: dial [extension[@context]]\n"
" Dials a given extension (and context if specified)\n";
static char dial_usage[] = "Usage: dial [extension[@context]]\n" " Dials a given extension (and context if specified)\n";
static struct ast_cli_entry myclis[] = {
{ { "answer", NULL }, console_answer, "Answer an incoming console call", answer_usage },
{ { "hangup", NULL }, console_hangup, "Hangup a call on the console", hangup_usage },
{ { "dial", NULL }, console_dial, "Dial an extension on the console", dial_usage },
{ { "send", "text", NULL }, console_sendtext, "Send text to the remote device", sendtext_usage },
{ { "autoanswer", NULL }, console_autoanswer, "Sets/displays autoanswer", autoanswer_usage, autoanswer_complete }
{{"answer", NULL}, console_answer, "Answer an incoming console call", answer_usage},
{{"hangup", NULL}, console_hangup, "Hangup a call on the console", hangup_usage},
{{"dial", NULL}, console_dial, "Dial an extension on the console", dial_usage},
{{"send", "text", NULL}, console_sendtext, "Send text to the remote device", sendtext_usage},
{{"autoanswer", NULL}, console_autoanswer, "Sets/displays autoanswer", autoanswer_usage, autoanswer_complete}
};
static int load_module(void)
{
int res;
int x;
int res, x;
struct ast_config *cfg;
struct ast_variable *v;
@ -1087,7 +1082,7 @@ static int load_module(void)
/* handle jb conf */
if (!ast_jb_read_conf(&global_jbconf, v->name, v->value))
continue;
if (!strcasecmp(v->name, "autoanswer"))
autoanswer = ast_true(v->value);
else if (!strcasecmp(v->name, "silencesuppression"))
@ -1128,23 +1123,22 @@ static int load_module(void)
ast_log(LOG_ERROR, "Unable to register channel class 'Console'\n");
return -1;
}
for (x=0;x<sizeof(myclis)/sizeof(struct ast_cli_entry); x++)
for (x = 0; x < sizeof(myclis) / sizeof(struct ast_cli_entry); x++)
ast_cli_register(myclis + x);
ast_pthread_create(&sthread, NULL, sound_thread, NULL);
#ifdef ALSA_MONITOR
if (alsa_monitor_start()) {
if (alsa_monitor_start())
ast_log(LOG_ERROR, "Problem starting Monitoring\n");
}
#endif
#endif
return 0;
}
static int unload_module(void)
{
int x;
ast_channel_unregister(&alsa_tech);
for (x=0;x<sizeof(myclis)/sizeof(struct ast_cli_entry); x++)
for (x = 0; x < sizeof(myclis) / sizeof(struct ast_cli_entry); x++)
ast_cli_unregister(myclis + x);
if (alsa.icard)
snd_pcm_close(alsa.icard);