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00039 #include "asterisk.h"
00040
00041 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
00042
00043 #include <stdio.h>
00044 #include <ctype.h>
00045 #include <math.h>
00046 #include <string.h>
00047 #include <unistd.h>
00048 #include <sys/ioctl.h>
00049 #include <fcntl.h>
00050 #include <sys/time.h>
00051 #include <stdlib.h>
00052 #include <errno.h>
00053
00054 #ifdef __linux
00055 #include <linux/soundcard.h>
00056 #elif defined(__FreeBSD__)
00057 #include <sys/soundcard.h>
00058 #else
00059 #include <soundcard.h>
00060 #endif
00061
00062 #include "asterisk/lock.h"
00063 #include "asterisk/frame.h"
00064 #include "asterisk/logger.h"
00065 #include "asterisk/callerid.h"
00066 #include "asterisk/channel.h"
00067 #include "asterisk/module.h"
00068 #include "asterisk/options.h"
00069 #include "asterisk/pbx.h"
00070 #include "asterisk/config.h"
00071 #include "asterisk/cli.h"
00072 #include "asterisk/utils.h"
00073 #include "asterisk/causes.h"
00074 #include "asterisk/endian.h"
00075 #include "asterisk/stringfields.h"
00076 #include "asterisk/abstract_jb.h"
00077 #include "asterisk/musiconhold.h"
00078
00079
00080 #include "busy.h"
00081 #include "ringtone.h"
00082 #include "ring10.h"
00083 #include "answer.h"
00084
00085
00086 static struct ast_jb_conf default_jbconf =
00087 {
00088 .flags = 0,
00089 .max_size = -1,
00090 .resync_threshold = -1,
00091 .impl = "",
00092 };
00093 static struct ast_jb_conf global_jbconf;
00094
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00212
00213 #define M_START(var, val) \
00214 char *__s = var; char *__val = val;
00215 #define M_END(x) x;
00216 #define M_F(tag, f) if (!strcasecmp((__s), tag)) { f; } else
00217 #define M_BOOL(tag, dst) M_F(tag, (dst) = ast_true(__val) )
00218 #define M_UINT(tag, dst) M_F(tag, (dst) = strtoul(__val, NULL, 0) )
00219 #define M_STR(tag, dst) M_F(tag, ast_copy_string(dst, __val, sizeof(dst)))
00220
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00250
00251 #define FRAME_SIZE 160
00252 #define QUEUE_SIZE 10
00253
00254 #if defined(__FreeBSD__)
00255 #define FRAGS 0x8
00256 #else
00257 #define FRAGS ( ( (6 * 5) << 16 ) | 0x6 )
00258 #endif
00259
00260
00261
00262
00263
00264 #define TEXT_SIZE 256
00265
00266 #if 0
00267 #define TRYOPEN 1
00268 #endif
00269 #define O_CLOSE 0x444
00270
00271 #if defined( __OpenBSD__ ) || defined( __NetBSD__ )
00272 #define DEV_DSP "/dev/audio"
00273 #else
00274 #define DEV_DSP "/dev/dsp"
00275 #endif
00276
00277 #ifndef MIN
00278 #define MIN(a,b) ((a) < (b) ? (a) : (b))
00279 #endif
00280 #ifndef MAX
00281 #define MAX(a,b) ((a) > (b) ? (a) : (b))
00282 #endif
00283
00284 static char *config = "oss.conf";
00285
00286 static int oss_debug;
00287
00288
00289
00290
00291
00292
00293 struct sound {
00294 int ind;
00295 char *desc;
00296 short *data;
00297 int datalen;
00298 int samplen;
00299 int silencelen;
00300 int repeat;
00301 };
00302
00303 static struct sound sounds[] = {
00304 { AST_CONTROL_RINGING, "RINGING", ringtone, sizeof(ringtone)/2, 16000, 32000, 1 },
00305 { AST_CONTROL_BUSY, "BUSY", busy, sizeof(busy)/2, 4000, 4000, 1 },
00306 { AST_CONTROL_CONGESTION, "CONGESTION", busy, sizeof(busy)/2, 2000, 2000, 1 },
00307 { AST_CONTROL_RING, "RING10", ring10, sizeof(ring10)/2, 16000, 32000, 1 },
00308 { AST_CONTROL_ANSWER, "ANSWER", answer, sizeof(answer)/2, 2200, 0, 0 },
00309 { -1, NULL, 0, 0, 0, 0 },
00310 };
00311
00312
00313
00314
00315
00316
00317
00318
00319
00320 struct chan_oss_pvt {
00321 struct chan_oss_pvt *next;
00322
00323 char *name;
00324
00325
00326
00327
00328
00329
00330
00331 int sndcmd[2];
00332 int cursound;
00333 int sampsent;
00334 int nosound;
00335
00336 int total_blocks;
00337 int sounddev;
00338 enum { M_UNSET, M_FULL, M_READ, M_WRITE } duplex;
00339 int autoanswer;
00340 int autohangup;
00341 int hookstate;
00342 char *mixer_cmd;
00343 unsigned int queuesize;
00344 unsigned int frags;
00345
00346 int warned;
00347 #define WARN_used_blocks 1
00348 #define WARN_speed 2
00349 #define WARN_frag 4
00350 int w_errors;
00351 struct timeval lastopen;
00352
00353 int overridecontext;
00354 int mute;
00355
00356
00357
00358
00359 #define BOOST_SCALE (1<<9)
00360 #define BOOST_MAX 40
00361 int boost;
00362 char device[64];
00363
00364 pthread_t sthread;
00365
00366 struct ast_channel *owner;
00367 char ext[AST_MAX_EXTENSION];
00368 char ctx[AST_MAX_CONTEXT];
00369 char language[MAX_LANGUAGE];
00370 char cid_name[256];
00371 char cid_num[256];
00372 char mohinterpret[MAX_MUSICCLASS];
00373
00374
00375 char oss_write_buf[FRAME_SIZE * 2];
00376 int oss_write_dst;
00377
00378
00379
00380 char oss_read_buf[FRAME_SIZE * 2 + AST_FRIENDLY_OFFSET];
00381 int readpos;
00382 struct ast_frame read_f;
00383 };
00384
00385 static struct chan_oss_pvt oss_default = {
00386 .cursound = -1,
00387 .sounddev = -1,
00388 .duplex = M_UNSET,
00389 .autoanswer = 1,
00390 .autohangup = 1,
00391 .queuesize = QUEUE_SIZE,
00392 .frags = FRAGS,
00393 .ext = "s",
00394 .ctx = "default",
00395 .readpos = AST_FRIENDLY_OFFSET,
00396 .lastopen = { 0, 0 },
00397 .boost = BOOST_SCALE,
00398 };
00399
00400 static char *oss_active;
00401
00402 static int setformat(struct chan_oss_pvt *o, int mode);
00403
00404 static struct ast_channel *oss_request(const char *type, int format, void *data
00405 , int *cause);
00406 static int oss_digit_begin(struct ast_channel *c, char digit);
00407 static int oss_digit_end(struct ast_channel *c, char digit, unsigned int duration);
00408 static int oss_text(struct ast_channel *c, const char *text);
00409 static int oss_hangup(struct ast_channel *c);
00410 static int oss_answer(struct ast_channel *c);
00411 static struct ast_frame *oss_read(struct ast_channel *chan);
00412 static int oss_call(struct ast_channel *c, char *dest, int timeout);
00413 static int oss_write(struct ast_channel *chan, struct ast_frame *f);
00414 static int oss_indicate(struct ast_channel *chan, int cond, const void *data, size_t datalen);
00415 static int oss_fixup(struct ast_channel *oldchan, struct ast_channel *newchan);
00416 static char tdesc[] = "OSS Console Channel Driver";
00417
00418 static const struct ast_channel_tech oss_tech = {
00419 .type = "Console",
00420 .description = tdesc,
00421 .capabilities = AST_FORMAT_SLINEAR,
00422 .requester = oss_request,
00423 .send_digit_begin = oss_digit_begin,
00424 .send_digit_end = oss_digit_end,
00425 .send_text = oss_text,
00426 .hangup = oss_hangup,
00427 .answer = oss_answer,
00428 .read = oss_read,
00429 .call = oss_call,
00430 .write = oss_write,
00431 .indicate = oss_indicate,
00432 .fixup = oss_fixup,
00433 };
00434
00435
00436
00437
00438 static struct chan_oss_pvt *find_desc(char *dev)
00439 {
00440 struct chan_oss_pvt *o = NULL;
00441
00442 if (!dev)
00443 ast_log(LOG_WARNING, "null dev\n");
00444
00445 for (o = oss_default.next; o && o->name && dev && strcmp(o->name, dev) != 0; o = o->next);
00446
00447 if (!o)
00448 ast_log(LOG_WARNING, "could not find <%s>\n", dev ? dev : "--no-device--");
00449
00450 return o;
00451 }
00452
00453
00454
00455
00456
00457
00458
00459
00460
00461
00462 static char *ast_ext_ctx(const char *src, char **ext, char **ctx)
00463 {
00464 struct chan_oss_pvt *o = find_desc(oss_active);
00465
00466 if (ext == NULL || ctx == NULL)
00467 return NULL;
00468
00469 *ext = *ctx = NULL;
00470
00471 if (src && *src != '\0')
00472 *ext = ast_strdup(src);
00473
00474 if (*ext == NULL)
00475 return NULL;
00476
00477 if (!o->overridecontext) {
00478
00479 *ctx = strrchr(*ext, '@');
00480 if (*ctx)
00481 *(*ctx)++ = '\0';
00482 }
00483
00484 return *ext;
00485 }
00486
00487
00488
00489
00490 static int used_blocks(struct chan_oss_pvt *o)
00491 {
00492 struct audio_buf_info info;
00493
00494 if (ioctl(o->sounddev, SNDCTL_DSP_GETOSPACE, &info)) {
00495 if (!(o->warned & WARN_used_blocks)) {
00496 ast_log(LOG_WARNING, "Error reading output space\n");
00497 o->warned |= WARN_used_blocks;
00498 }
00499 return 1;
00500 }
00501
00502 if (o->total_blocks == 0) {
00503 if (0)
00504 ast_log(LOG_WARNING, "fragtotal %d size %d avail %d\n", info.fragstotal, info.fragsize, info.fragments);
00505 o->total_blocks = info.fragments;
00506 }
00507
00508 return o->total_blocks - info.fragments;
00509 }
00510
00511
00512 static int soundcard_writeframe(struct chan_oss_pvt *o, short *data)
00513 {
00514 int res;
00515
00516 if (o->sounddev < 0)
00517 setformat(o, O_RDWR);
00518 if (o->sounddev < 0)
00519 return 0;
00520
00521
00522
00523
00524
00525
00526 res = used_blocks(o);
00527 if (res > o->queuesize) {
00528 if (o->w_errors++ == 0 && (oss_debug & 0x4))
00529 ast_log(LOG_WARNING, "write: used %d blocks (%d)\n", res, o->w_errors);
00530 return 0;
00531 }
00532 o->w_errors = 0;
00533 return write(o->sounddev, ((void *) data), FRAME_SIZE * 2);
00534 }
00535
00536
00537
00538
00539
00540
00541
00542
00543
00544
00545
00546 static void send_sound(struct chan_oss_pvt *o)
00547 {
00548 short myframe[FRAME_SIZE];
00549 int ofs, l, start;
00550 int l_sampsent = o->sampsent;
00551 struct sound *s;
00552
00553 if (o->cursound < 0)
00554 return;
00555
00556 s = &sounds[o->cursound];
00557
00558 for (ofs = 0; ofs < FRAME_SIZE; ofs += l) {
00559 l = s->samplen - l_sampsent;
00560 if (l > 0) {
00561 start = l_sampsent % s->datalen;
00562 if (l > FRAME_SIZE - ofs)
00563 l = FRAME_SIZE - ofs;
00564 if (l > s->datalen - start)
00565 l = s->datalen - start;
00566 bcopy(s->data + start, myframe + ofs, l * 2);
00567 if (0)
00568 ast_log(LOG_WARNING, "send_sound sound %d/%d of %d into %d\n", l_sampsent, l, s->samplen, ofs);
00569 l_sampsent += l;
00570 } else {
00571 static const short silence[FRAME_SIZE] = { 0, };
00572
00573 l += s->silencelen;
00574 if (l > 0) {
00575 if (l > FRAME_SIZE - ofs)
00576 l = FRAME_SIZE - ofs;
00577 bcopy(silence, myframe + ofs, l * 2);
00578 l_sampsent += l;
00579 } else {
00580 if (s->repeat == 0) {
00581 o->cursound = -1;
00582 o->nosound = 0;
00583 if (ofs < FRAME_SIZE)
00584 bcopy(silence, myframe + ofs, (FRAME_SIZE - ofs) * 2);
00585 }
00586 l_sampsent = 0;
00587 }
00588 }
00589 }
00590 l = soundcard_writeframe(o, myframe);
00591 if (l > 0)
00592 o->sampsent = l_sampsent;
00593 }
00594
00595 static void *sound_thread(void *arg)
00596 {
00597 char ign[4096];
00598 struct chan_oss_pvt *o = (struct chan_oss_pvt *) arg;
00599
00600
00601
00602
00603
00604 read(o->sounddev, ign, sizeof(ign));
00605 for (;;) {
00606 fd_set rfds, wfds;
00607 int maxfd, res;
00608
00609 FD_ZERO(&rfds);
00610 FD_ZERO(&wfds);
00611 FD_SET(o->sndcmd[0], &rfds);
00612 maxfd = o->sndcmd[0];
00613 if (o->cursound > -1 && o->sounddev < 0)
00614 setformat(o, O_RDWR);
00615 else if (o->cursound == -1 && o->owner == NULL)
00616 setformat(o, O_CLOSE);
00617 if (o->sounddev > -1) {
00618 if (!o->owner) {
00619 FD_SET(o->sounddev, &rfds);
00620 maxfd = MAX(o->sounddev, maxfd);
00621 }
00622 if (o->cursound > -1) {
00623 FD_SET(o->sounddev, &wfds);
00624 maxfd = MAX(o->sounddev, maxfd);
00625 }
00626 }
00627
00628 res = ast_select(maxfd + 1, &rfds, &wfds, NULL, NULL);
00629 if (res < 1) {
00630 ast_log(LOG_WARNING, "select failed: %s\n", strerror(errno));
00631 sleep(1);
00632 continue;
00633 }
00634 if (FD_ISSET(o->sndcmd[0], &rfds)) {
00635
00636 int i, what = -1;
00637
00638 read(o->sndcmd[0], &what, sizeof(what));
00639 for (i = 0; sounds[i].ind != -1; i++) {
00640 if (sounds[i].ind == what) {
00641 o->cursound = i;
00642 o->sampsent = 0;
00643 o->nosound = 1;
00644 break;
00645 }
00646 }
00647 if (sounds[i].ind == -1)
00648 ast_log(LOG_WARNING, "invalid sound index: %d\n", what);
00649 }
00650 if (o->sounddev > -1) {
00651 if (FD_ISSET(o->sounddev, &rfds))
00652 read(o->sounddev, ign, sizeof(ign));
00653 if (FD_ISSET(o->sounddev, &wfds))
00654 send_sound(o);
00655 }
00656 }
00657 return NULL;
00658 }
00659
00660
00661
00662
00663
00664
00665 static int setformat(struct chan_oss_pvt *o, int mode)
00666 {
00667 int fmt, desired, res, fd;
00668
00669 if (o->sounddev >= 0) {
00670 ioctl(o->sounddev, SNDCTL_DSP_RESET, 0);
00671 close(o->sounddev);
00672 o->duplex = M_UNSET;
00673 o->sounddev = -1;
00674 }
00675 if (mode == O_CLOSE)
00676 return 0;
00677 if (ast_tvdiff_ms(ast_tvnow(), o->lastopen) < 1000)
00678 return -1;
00679 o->lastopen = ast_tvnow();
00680 fd = o->sounddev = open(o->device, mode | O_NONBLOCK);
00681 if (fd < 0) {
00682 ast_log(LOG_WARNING, "Unable to re-open DSP device %s: %s\n", o->device, strerror(errno));
00683 return -1;
00684 }
00685 if (o->owner)
00686 o->owner->fds[0] = fd;
00687
00688 #if __BYTE_ORDER == __LITTLE_ENDIAN
00689 fmt = AFMT_S16_LE;
00690 #else
00691 fmt = AFMT_S16_BE;
00692 #endif
00693 res = ioctl(fd, SNDCTL_DSP_SETFMT, &fmt);
00694 if (res < 0) {
00695 ast_log(LOG_WARNING, "Unable to set format to 16-bit signed\n");
00696 return -1;
00697 }
00698 switch (mode) {
00699 case O_RDWR:
00700 res = ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0);
00701
00702 res = ioctl(fd, SNDCTL_DSP_GETCAPS, &fmt);
00703 if (res == 0 && (fmt & DSP_CAP_DUPLEX)) {
00704 if (option_verbose > 1)
00705 ast_verbose(VERBOSE_PREFIX_2 "Console is full duplex\n");
00706 o->duplex = M_FULL;
00707 };
00708 break;
00709 case O_WRONLY:
00710 o->duplex = M_WRITE;
00711 break;
00712 case O_RDONLY:
00713 o->duplex = M_READ;
00714 break;
00715 }
00716
00717 fmt = 0;
00718 res = ioctl(fd, SNDCTL_DSP_STEREO, &fmt);
00719 if (res < 0) {
00720 ast_log(LOG_WARNING, "Failed to set audio device to mono\n");
00721 return -1;
00722 }
00723 fmt = desired = DEFAULT_SAMPLE_RATE;
00724 res = ioctl(fd, SNDCTL_DSP_SPEED, &fmt);
00725
00726 if (res < 0) {
00727 ast_log(LOG_WARNING, "Failed to set audio device to mono\n");
00728 return -1;
00729 }
00730 if (fmt != desired) {
00731 if (!(o->warned & WARN_speed)) {
00732 ast_log(LOG_WARNING,
00733 "Requested %d Hz, got %d Hz -- sound may be choppy\n",
00734 desired, fmt);
00735 o->warned |= WARN_speed;
00736 }
00737 }
00738
00739
00740
00741
00742 if (o->frags) {
00743 fmt = o->frags;
00744 res = ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &fmt);
00745 if (res < 0) {
00746 if (!(o->warned & WARN_frag)) {
00747 ast_log(LOG_WARNING,
00748 "Unable to set fragment size -- sound may be choppy\n");
00749 o->warned |= WARN_frag;
00750 }
00751 }
00752 }
00753
00754 res = PCM_ENABLE_INPUT | PCM_ENABLE_OUTPUT;
00755 res = ioctl(fd, SNDCTL_DSP_SETTRIGGER, &res);
00756
00757 return 0;
00758 }
00759
00760
00761
00762
00763 static int oss_digit_begin(struct ast_channel *c, char digit)
00764 {
00765 return 0;
00766 }
00767
00768 static int oss_digit_end(struct ast_channel *c, char digit, unsigned int duration)
00769 {
00770
00771 ast_verbose(" << Console Received digit %c of duration %u ms >> \n",
00772 digit, duration);
00773 return 0;
00774 }
00775
00776 static int oss_text(struct ast_channel *c, const char *text)
00777 {
00778
00779 ast_verbose(" << Console Received text %s >> \n", text);
00780 return 0;
00781 }
00782
00783
00784 static void ring(struct chan_oss_pvt *o, int x)
00785 {
00786 write(o->sndcmd[1], &x, sizeof(x));
00787 }
00788
00789
00790
00791
00792
00793 static int oss_call(struct ast_channel *c, char *dest, int timeout)
00794 {
00795 struct chan_oss_pvt *o = c->tech_pvt;
00796 struct ast_frame f = { 0, };
00797
00798 ast_verbose(" << Call to device '%s' dnid '%s' rdnis '%s' on console from '%s' <%s> >>\n", dest, c->cid.cid_dnid, c->cid.cid_rdnis, c->cid.cid_name, c->cid.cid_num);
00799 if (o->autoanswer) {
00800 ast_verbose(" << Auto-answered >> \n");
00801 f.frametype = AST_FRAME_CONTROL;
00802 f.subclass = AST_CONTROL_ANSWER;
00803 ast_queue_frame(c, &f);
00804 } else {
00805 ast_verbose("<< Type 'answer' to answer, or use 'autoanswer' for future calls >> \n");
00806 f.frametype = AST_FRAME_CONTROL;
00807 f.subclass = AST_CONTROL_RINGING;
00808 ast_queue_frame(c, &f);
00809 ring(o, AST_CONTROL_RING);
00810 }
00811 return 0;
00812 }
00813
00814
00815
00816
00817 static int oss_answer(struct ast_channel *c)
00818 {
00819 struct chan_oss_pvt *o = c->tech_pvt;
00820
00821 ast_verbose(" << Console call has been answered >> \n");
00822 #if 0
00823
00824 ring(o, AST_CONTROL_ANSWER);
00825 #endif
00826 ast_setstate(c, AST_STATE_UP);
00827 o->cursound = -1;
00828 o->nosound = 0;
00829 return 0;
00830 }
00831
00832 static int oss_hangup(struct ast_channel *c)
00833 {
00834 struct chan_oss_pvt *o = c->tech_pvt;
00835
00836 o->cursound = -1;
00837 o->nosound = 0;
00838 c->tech_pvt = NULL;
00839 o->owner = NULL;
00840 ast_verbose(" << Hangup on console >> \n");
00841 ast_module_unref(ast_module_info->self);
00842 if (o->hookstate) {
00843 if (o->autoanswer || o->autohangup) {
00844
00845 o->hookstate = 0;
00846 setformat(o, O_CLOSE);
00847 } else {
00848
00849 ring(o, AST_CONTROL_CONGESTION);
00850 }
00851 }
00852 return 0;
00853 }
00854
00855
00856 static int oss_write(struct ast_channel *c, struct ast_frame *f)
00857 {
00858 int src;
00859 struct chan_oss_pvt *o = c->tech_pvt;
00860
00861
00862 if (o->nosound)
00863 return 0;
00864
00865 o->cursound = -1;
00866
00867
00868
00869
00870
00871
00872 src = 0;
00873 while (src < f->datalen) {
00874
00875 int l = sizeof(o->oss_write_buf) - o->oss_write_dst;
00876
00877 if (f->datalen - src >= l) {
00878 memcpy(o->oss_write_buf + o->oss_write_dst, f->data + src, l);
00879 soundcard_writeframe(o, (short *) o->oss_write_buf);
00880 src += l;
00881 o->oss_write_dst = 0;
00882 } else {
00883 l = f->datalen - src;
00884 memcpy(o->oss_write_buf + o->oss_write_dst, f->data + src, l);
00885 src += l;
00886 o->oss_write_dst += l;
00887 }
00888 }
00889 return 0;
00890 }
00891
00892 static struct ast_frame *oss_read(struct ast_channel *c)
00893 {
00894 int res;
00895 struct chan_oss_pvt *o = c->tech_pvt;
00896 struct ast_frame *f = &o->read_f;
00897
00898
00899
00900 bzero(f, sizeof(struct ast_frame));
00901 f->frametype = AST_FRAME_NULL;
00902 f->src = oss_tech.type;
00903
00904 res = read(o->sounddev, o->oss_read_buf + o->readpos, sizeof(o->oss_read_buf) - o->readpos);
00905 if (res < 0)
00906 return f;
00907
00908 o->readpos += res;
00909 if (o->readpos < sizeof(o->oss_read_buf))
00910 return f;
00911
00912 if (o->mute)
00913 return f;
00914
00915 o->readpos = AST_FRIENDLY_OFFSET;
00916 if (c->_state != AST_STATE_UP)
00917 return f;
00918
00919 f->frametype = AST_FRAME_VOICE;
00920 f->subclass = AST_FORMAT_SLINEAR;
00921 f->samples = FRAME_SIZE;
00922 f->datalen = FRAME_SIZE * 2;
00923 f->data = o->oss_read_buf + AST_FRIENDLY_OFFSET;
00924 if (o->boost != BOOST_SCALE) {
00925 int i, x;
00926 int16_t *p = (int16_t *) f->data;
00927 for (i = 0; i < f->samples; i++) {
00928 x = (p[i] * o->boost) / BOOST_SCALE;
00929 if (x > 32767)
00930 x = 32767;
00931 else if (x < -32768)
00932 x = -32768;
00933 p[i] = x;
00934 }
00935 }
00936
00937 f->offset = AST_FRIENDLY_OFFSET;
00938 return f;
00939 }
00940
00941 static int oss_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
00942 {
00943 struct chan_oss_pvt *o = newchan->tech_pvt;
00944 o->owner = newchan;
00945 return 0;
00946 }
00947
00948 static int oss_indicate(struct ast_channel *c, int cond, const void *data, size_t datalen)
00949 {
00950 struct chan_oss_pvt *o = c->tech_pvt;
00951 int res = -1;
00952
00953 switch (cond) {
00954 case AST_CONTROL_BUSY:
00955 case AST_CONTROL_CONGESTION:
00956 case AST_CONTROL_RINGING:
00957 res = cond;
00958 break;
00959
00960 case -1:
00961 o->cursound = -1;
00962 o->nosound = 0;
00963 return 0;
00964
00965 case AST_CONTROL_VIDUPDATE:
00966 res = -1;
00967 break;
00968 case AST_CONTROL_HOLD:
00969 ast_verbose(" << Console Has Been Placed on Hold >> \n");
00970 ast_moh_start(c, data, o->mohinterpret);
00971 break;
00972 case AST_CONTROL_UNHOLD:
00973 ast_verbose(" << Console Has Been Retrieved from Hold >> \n");
00974 ast_moh_stop(c);
00975 break;
00976 case AST_CONTROL_SRCUPDATE:
00977 break;
00978 default:
00979 ast_log(LOG_WARNING, "Don't know how to display condition %d on %s\n", cond, c->name);
00980 return -1;
00981 }
00982
00983 if (res > -1)
00984 ring(o, res);
00985
00986 return 0;
00987 }
00988
00989
00990
00991
00992 static struct ast_channel *oss_new(struct chan_oss_pvt *o, char *ext, char *ctx, int state)
00993 {
00994 struct ast_channel *c;
00995
00996 c = ast_channel_alloc(1, state, o->cid_num, o->cid_name, "", ext, ctx, 0, "Console/%s", o->device + 5);
00997 if (c == NULL)
00998 return NULL;
00999 c->tech = &oss_tech;
01000 if (o->sounddev < 0)
01001 setformat(o, O_RDWR);
01002 c->fds[0] = o->sounddev;
01003 c->nativeformats = AST_FORMAT_SLINEAR;
01004 c->readformat = AST_FORMAT_SLINEAR;
01005 c->writeformat = AST_FORMAT_SLINEAR;
01006 c->tech_pvt = o;
01007
01008 if (!ast_strlen_zero(o->language))
01009 ast_string_field_set(c, language, o->language);
01010
01011
01012 c->cid.cid_ani = ast_strdup(o->cid_num);
01013 if (!ast_strlen_zero(ext))
01014 c->cid.cid_dnid = ast_strdup(ext);
01015
01016 o->owner = c;
01017 ast_module_ref(ast_module_info->self);
01018 ast_jb_configure(c, &global_jbconf);
01019 if (state != AST_STATE_DOWN) {
01020 if (ast_pbx_start(c)) {
01021 ast_log(LOG_WARNING, "Unable to start PBX on %s\n", c->name);
01022 ast_hangup(c);
01023 o->owner = c = NULL;
01024
01025
01026 }
01027 }
01028
01029 return c;
01030 }
01031
01032 static struct ast_channel *oss_request(const char *type, int format, void *data, int *cause)
01033 {
01034 struct ast_channel *c;
01035 struct chan_oss_pvt *o = find_desc(data);
01036
01037 ast_log(LOG_WARNING, "oss_request ty <%s> data 0x%p <%s>\n", type, data, (char *) data);
01038 if (o == NULL) {
01039 ast_log(LOG_NOTICE, "Device %s not found\n", (char *) data);
01040
01041 return NULL;
01042 }
01043 if ((format & AST_FORMAT_SLINEAR) == 0) {
01044 ast_log(LOG_NOTICE, "Format 0x%x unsupported\n", format);
01045 return NULL;
01046 }
01047 if (o->owner) {
01048 ast_log(LOG_NOTICE, "Already have a call (chan %p) on the OSS channel\n", o->owner);
01049 *cause = AST_CAUSE_BUSY;
01050 return NULL;
01051 }
01052 c = oss_new(o, NULL, NULL, AST_STATE_DOWN);
01053 if (c == NULL) {
01054 ast_log(LOG_WARNING, "Unable to create new OSS channel\n");
01055 return NULL;
01056 }
01057 return c;
01058 }
01059
01060 static int console_autoanswer_deprecated(int fd, int argc, char *argv[])
01061 {
01062 struct chan_oss_pvt *o = find_desc(oss_active);
01063
01064 if (argc == 1) {
01065 ast_cli(fd, "Auto answer is %s.\n", o->autoanswer ? "on" : "off");
01066 return RESULT_SUCCESS;
01067 }
01068 if (argc != 2)
01069 return RESULT_SHOWUSAGE;
01070 if (o == NULL) {
01071 ast_log(LOG_WARNING, "Cannot find device %s (should not happen!)\n", oss_active);
01072 return RESULT_FAILURE;
01073 }
01074 if (!strcasecmp(argv[1], "on"))
01075 o->autoanswer = -1;
01076 else if (!strcasecmp(argv[1], "off"))
01077 o->autoanswer = 0;
01078 else
01079 return RESULT_SHOWUSAGE;
01080 return RESULT_SUCCESS;
01081 }
01082
01083 static int console_autoanswer(int fd, int argc, char *argv[])
01084 {
01085 struct chan_oss_pvt *o = find_desc(oss_active);
01086
01087 if (argc == 2) {
01088 ast_cli(fd, "Auto answer is %s.\n", o->autoanswer ? "on" : "off");
01089 return RESULT_SUCCESS;
01090 }
01091 if (argc != 3)
01092 return RESULT_SHOWUSAGE;
01093 if (o == NULL) {
01094 ast_log(LOG_WARNING, "Cannot find device %s (should not happen!)\n",
01095 oss_active);
01096 return RESULT_FAILURE;
01097 }
01098 if (!strcasecmp(argv[2], "on"))
01099 o->autoanswer = -1;
01100 else if (!strcasecmp(argv[2], "off"))
01101 o->autoanswer = 0;
01102 else
01103 return RESULT_SHOWUSAGE;
01104 return RESULT_SUCCESS;
01105 }
01106
01107 static char *autoanswer_complete_deprecated(const char *line, const char *word, int pos, int state)
01108 {
01109 static char *choices[] = { "on", "off", NULL };
01110
01111 return (pos != 2) ? NULL : ast_cli_complete(word, choices, state);
01112 }
01113
01114 static char *autoanswer_complete(const char *line, const char *word, int pos, int state)
01115 {
01116 static char *choices[] = { "on", "off", NULL };
01117
01118 return (pos != 3) ? NULL : ast_cli_complete(word, choices, state);
01119 }
01120
01121 static char autoanswer_usage[] =
01122 "Usage: console autoanswer [on|off]\n"
01123 " Enables or disables autoanswer feature. If used without\n"
01124 " argument, displays the current on/off status of autoanswer.\n"
01125 " The default value of autoanswer is in 'oss.conf'.\n";
01126
01127
01128
01129
01130 static int console_answer_deprecated(int fd, int argc, char *argv[])
01131 {
01132 struct ast_frame f = { AST_FRAME_CONTROL, AST_CONTROL_ANSWER };
01133 struct chan_oss_pvt *o = find_desc(oss_active);
01134
01135 if (argc != 1)
01136 return RESULT_SHOWUSAGE;
01137 if (!o->owner) {
01138 ast_cli(fd, "No one is calling us\n");
01139 return RESULT_FAILURE;
01140 }
01141 o->hookstate = 1;
01142 o->cursound = -1;
01143 o->nosound = 0;
01144 ast_queue_frame(o->owner, &f);
01145 #if 0
01146
01147 ring(o, AST_CONTROL_ANSWER);
01148 #endif
01149 return RESULT_SUCCESS;
01150 }
01151
01152 static int console_answer(int fd, int argc, char *argv[])
01153 {
01154 struct ast_frame f = { AST_FRAME_CONTROL, AST_CONTROL_ANSWER };
01155 struct chan_oss_pvt *o = find_desc(oss_active);
01156
01157 if (argc != 2)
01158 return RESULT_SHOWUSAGE;
01159 if (!o->owner) {
01160 ast_cli(fd, "No one is calling us\n");
01161 return RESULT_FAILURE;
01162 }
01163 o->hookstate = 1;
01164 o->cursound = -1;
01165 o->nosound = 0;
01166 ast_queue_frame(o->owner, &f);
01167 #if 0
01168
01169 ring(o, AST_CONTROL_ANSWER);
01170 #endif
01171 return RESULT_SUCCESS;
01172 }
01173
01174 static char answer_usage[] =
01175 "Usage: console answer\n"
01176 " Answers an incoming call on the console (OSS) channel.\n";
01177
01178
01179
01180
01181
01182 static int console_sendtext_deprecated(int fd, int argc, char *argv[])
01183 {
01184 struct chan_oss_pvt *o = find_desc(oss_active);
01185 char buf[TEXT_SIZE];
01186
01187 if (argc < 2)
01188 return RESULT_SHOWUSAGE;
01189 if (!o->owner) {
01190 ast_cli(fd, "Not in a call\n");
01191 return RESULT_FAILURE;
01192 }
01193 ast_join(buf, sizeof(buf) - 1, argv + 2);
01194 if (!ast_strlen_zero(buf)) {
01195 struct ast_frame f = { 0, };
01196 int i = strlen(buf);
01197 buf[i] = '\n';
01198 f.frametype = AST_FRAME_TEXT;
01199 f.subclass = 0;
01200 f.data = buf;
01201 f.datalen = i + 1;
01202 ast_queue_frame(o->owner, &f);
01203 }
01204 return RESULT_SUCCESS;
01205 }
01206
01207 static int console_sendtext(int fd, int argc, char *argv[])
01208 {
01209 struct chan_oss_pvt *o = find_desc(oss_active);
01210 char buf[TEXT_SIZE];
01211
01212 if (argc < 3)
01213 return RESULT_SHOWUSAGE;
01214 if (!o->owner) {
01215 ast_cli(fd, "Not in a call\n");
01216 return RESULT_FAILURE;
01217 }
01218 ast_join(buf, sizeof(buf) - 1, argv + 3);
01219 if (!ast_strlen_zero(buf)) {
01220 struct ast_frame f = { 0, };
01221 int i = strlen(buf);
01222 buf[i] = '\n';
01223 f.frametype = AST_FRAME_TEXT;
01224 f.subclass = 0;
01225 f.data = buf;
01226 f.datalen = i + 1;
01227 ast_queue_frame(o->owner, &f);
01228 }
01229 return RESULT_SUCCESS;
01230 }
01231
01232 static char sendtext_usage[] =
01233 "Usage: console send text <message>\n"
01234 " Sends a text message for display on the remote terminal.\n";
01235
01236 static int console_hangup_deprecated(int fd, int argc, char *argv[])
01237 {
01238 struct chan_oss_pvt *o = find_desc(oss_active);
01239
01240 if (argc != 1)
01241 return RESULT_SHOWUSAGE;
01242 o->cursound = -1;
01243 o->nosound = 0;
01244 if (!o->owner && !o->hookstate) {
01245 ast_cli(fd, "No call to hang up\n");
01246 return RESULT_FAILURE;
01247 }
01248 o->hookstate = 0;
01249 if (o->owner)
01250 ast_queue_hangup(o->owner);
01251 setformat(o, O_CLOSE);
01252 return RESULT_SUCCESS;
01253 }
01254
01255 static int console_hangup(int fd, int argc, char *argv[])
01256 {
01257 struct chan_oss_pvt *o = find_desc(oss_active);
01258
01259 if (argc != 2)
01260 return RESULT_SHOWUSAGE;
01261 o->cursound = -1;
01262 o->nosound = 0;
01263 if (!o->owner && !o->hookstate) {
01264 ast_cli(fd, "No call to hang up\n");
01265 return RESULT_FAILURE;
01266 }
01267 o->hookstate = 0;
01268 if (o->owner)
01269 ast_queue_hangup(o->owner);
01270 setformat(o, O_CLOSE);
01271 return RESULT_SUCCESS;
01272 }
01273
01274 static char hangup_usage[] =
01275 "Usage: console hangup\n"
01276 " Hangs up any call currently placed on the console.\n";
01277
01278 static int console_flash_deprecated(int fd, int argc, char *argv[])
01279 {
01280 struct ast_frame f = { AST_FRAME_CONTROL, AST_CONTROL_FLASH };
01281 struct chan_oss_pvt *o = find_desc(oss_active);
01282
01283 if (argc != 1)
01284 return RESULT_SHOWUSAGE;
01285 o->cursound = -1;
01286 o->nosound = 0;
01287 if (!o->owner) {
01288 ast_cli(fd, "No call to flash\n");
01289 return RESULT_FAILURE;
01290 }
01291 o->hookstate = 0;
01292 if (o->owner)
01293 ast_queue_frame(o->owner, &f);
01294 return RESULT_SUCCESS;
01295 }
01296
01297 static int console_flash(int fd, int argc, char *argv[])
01298 {
01299 struct ast_frame f = { AST_FRAME_CONTROL, AST_CONTROL_FLASH };
01300 struct chan_oss_pvt *o = find_desc(oss_active);
01301
01302 if (argc != 2)
01303 return RESULT_SHOWUSAGE;
01304 o->cursound = -1;
01305 o->nosound = 0;
01306 if (!o->owner) {
01307 ast_cli(fd, "No call to flash\n");
01308 return RESULT_FAILURE;
01309 }
01310 o->hookstate = 0;
01311 if (o->owner)
01312 ast_queue_frame(o->owner, &f);
01313 return RESULT_SUCCESS;
01314 }
01315
01316 static char flash_usage[] =
01317 "Usage: console flash\n"
01318 " Flashes the call currently placed on the console.\n";
01319
01320 static int console_dial_deprecated(int fd, int argc, char *argv[])
01321 {
01322 char *s = NULL, *mye = NULL, *myc = NULL;
01323 struct chan_oss_pvt *o = find_desc(oss_active);
01324
01325 if (argc != 1 && argc != 2)
01326 return RESULT_SHOWUSAGE;
01327 if (o->owner) {
01328 int i;
01329 struct ast_frame f = { AST_FRAME_DTMF, 0 };
01330
01331 if (argc == 1) {
01332 ast_cli(fd, "Already in a call. You can only dial digits until you hangup.\n");
01333 return RESULT_FAILURE;
01334 }
01335 s = argv[1];
01336
01337 for (i = 0; i < strlen(s); i++) {
01338 f.subclass = s[i];
01339 ast_queue_frame(o->owner, &f);
01340 }
01341 return RESULT_SUCCESS;
01342 }
01343
01344 if (argc == 2)
01345 s = ast_ext_ctx(argv[1], &mye, &myc);
01346
01347 if (mye == NULL)
01348 mye = o->ext;
01349 if (myc == NULL)
01350 myc = o->ctx;
01351 if (ast_exists_extension(NULL, myc, mye, 1, NULL)) {
01352 o->hookstate = 1;
01353 oss_new(o, mye, myc, AST_STATE_RINGING);
01354 } else
01355 ast_cli(fd, "No such extension '%s' in context '%s'\n", mye, myc);
01356 if (s)
01357 free(s);
01358 return RESULT_SUCCESS;
01359 }
01360
01361 static int console_dial(int fd, int argc, char *argv[])
01362 {
01363 char *s = NULL, *mye = NULL, *myc = NULL;
01364 struct chan_oss_pvt *o = find_desc(oss_active);
01365
01366 if (argc != 2 && argc != 3)
01367 return RESULT_SHOWUSAGE;
01368 if (o->owner) {
01369 int i;
01370 struct ast_frame f = { AST_FRAME_DTMF, 0 };
01371
01372 if (argc == 2) {
01373 ast_cli(fd, "Already in a call. You can only dial digits until you hangup.\n");
01374 return RESULT_FAILURE;
01375 }
01376 s = argv[2];
01377
01378 for (i = 0; i < strlen(s); i++) {
01379 f.subclass = s[i];
01380 ast_queue_frame(o->owner, &f);
01381 }
01382 return RESULT_SUCCESS;
01383 }
01384
01385 if (argc == 3)
01386 s = ast_ext_ctx(argv[2], &mye, &myc);
01387
01388 if (mye == NULL)
01389 mye = o->ext;
01390 if (myc == NULL)
01391 myc = o->ctx;
01392 if (ast_exists_extension(NULL, myc, mye, 1, NULL)) {
01393 o->hookstate = 1;
01394 oss_new(o, mye, myc, AST_STATE_RINGING);
01395 } else
01396 ast_cli(fd, "No such extension '%s' in context '%s'\n", mye, myc);
01397 if (s)
01398 free(s);
01399 return RESULT_SUCCESS;
01400 }
01401
01402 static char dial_usage[] =
01403 "Usage: console dial [extension[@context]]\n"
01404 " Dials a given extension (and context if specified)\n";
01405
01406 static int __console_mute_unmute(int mute)
01407 {
01408 struct chan_oss_pvt *o = find_desc(oss_active);
01409
01410 o->mute = mute;
01411 return RESULT_SUCCESS;
01412 }
01413
01414 static int console_mute_deprecated(int fd, int argc, char *argv[])
01415 {
01416 if (argc != 1)
01417 return RESULT_SHOWUSAGE;
01418
01419 return __console_mute_unmute(1);
01420 }
01421
01422 static int console_mute(int fd, int argc, char *argv[])
01423 {
01424 if (argc != 2)
01425 return RESULT_SHOWUSAGE;
01426
01427 return __console_mute_unmute(1);
01428 }
01429
01430 static char mute_usage[] =
01431 "Usage: console mute\nMutes the microphone\n";
01432
01433 static int console_unmute_deprecated(int fd, int argc, char *argv[])
01434 {
01435 if (argc != 1)
01436 return RESULT_SHOWUSAGE;
01437
01438 return __console_mute_unmute(0);
01439 }
01440
01441 static int console_unmute(int fd, int argc, char *argv[])
01442 {
01443 if (argc != 2)
01444 return RESULT_SHOWUSAGE;
01445
01446 return __console_mute_unmute(0);
01447 }
01448
01449 static char unmute_usage[] =
01450 "Usage: console unmute\nUnmutes the microphone\n";
01451
01452 static int console_transfer_deprecated(int fd, int argc, char *argv[])
01453 {
01454 struct chan_oss_pvt *o = find_desc(oss_active);
01455 struct ast_channel *b = NULL;
01456 char *tmp, *ext, *ctx;
01457
01458 if (argc != 2)
01459 return RESULT_SHOWUSAGE;
01460 if (o == NULL)
01461 return RESULT_FAILURE;
01462 if (o->owner ==NULL || (b = ast_bridged_channel(o->owner)) == NULL) {
01463 ast_cli(fd, "There is no call to transfer\n");
01464 return RESULT_SUCCESS;
01465 }
01466
01467 tmp = ast_ext_ctx(argv[1], &ext, &ctx);
01468 if (ctx == NULL)
01469 ctx = o->owner->context;
01470 if (!ast_exists_extension(b, ctx, ext, 1, b->cid.cid_num))
01471 ast_cli(fd, "No such extension exists\n");
01472 else {
01473 ast_cli(fd, "Whee, transferring %s to %s@%s.\n",
01474 b->name, ext, ctx);
01475 if (ast_async_goto(b, ctx, ext, 1))
01476 ast_cli(fd, "Failed to transfer :(\n");
01477 }
01478 if (tmp)
01479 free(tmp);
01480 return RESULT_SUCCESS;
01481 }
01482
01483 static int console_transfer(int fd, int argc, char *argv[])
01484 {
01485 struct chan_oss_pvt *o = find_desc(oss_active);
01486 struct ast_channel *b = NULL;
01487 char *tmp, *ext, *ctx;
01488
01489 if (argc != 3)
01490 return RESULT_SHOWUSAGE;
01491 if (o == NULL)
01492 return RESULT_FAILURE;
01493 if (o->owner == NULL || (b = ast_bridged_channel(o->owner)) == NULL) {
01494 ast_cli(fd, "There is no call to transfer\n");
01495 return RESULT_SUCCESS;
01496 }
01497
01498 tmp = ast_ext_ctx(argv[2], &ext, &ctx);
01499 if (ctx == NULL)
01500 ctx = o->owner->context;
01501 if (!ast_exists_extension(b, ctx, ext, 1, b->cid.cid_num))
01502 ast_cli(fd, "No such extension exists\n");
01503 else {
01504 ast_cli(fd, "Whee, transferring %s to %s@%s.\n", b->name, ext, ctx);
01505 if (ast_async_goto(b, ctx, ext, 1))
01506 ast_cli(fd, "Failed to transfer :(\n");
01507 }
01508 if (tmp)
01509 free(tmp);
01510 return RESULT_SUCCESS;
01511 }
01512
01513 static char transfer_usage[] =
01514 "Usage: console transfer <extension>[@context]\n"
01515 " Transfers the currently connected call to the given extension (and\n"
01516 "context if specified)\n";
01517
01518 static int console_active_deprecated(int fd, int argc, char *argv[])
01519 {
01520 if (argc == 1)
01521 ast_cli(fd, "active console is [%s]\n", oss_active);
01522 else if (argc != 2)
01523 return RESULT_SHOWUSAGE;
01524 else {
01525 struct chan_oss_pvt *o;
01526 if (strcmp(argv[1], "show") == 0) {
01527 for (o = oss_default.next; o; o = o->next)
01528 ast_cli(fd, "device [%s] exists\n", o->name);
01529 return RESULT_SUCCESS;
01530 }
01531 o = find_desc(argv[1]);
01532 if (o == NULL)
01533 ast_cli(fd, "No device [%s] exists\n", argv[1]);
01534 else
01535 oss_active = o->name;
01536 }
01537 return RESULT_SUCCESS;
01538 }
01539
01540 static int console_active(int fd, int argc, char *argv[])
01541 {
01542 if (argc == 2)
01543 ast_cli(fd, "active console is [%s]\n", oss_active);
01544 else if (argc != 3)
01545 return RESULT_SHOWUSAGE;
01546 else {
01547 struct chan_oss_pvt *o;
01548 if (strcmp(argv[2], "show") == 0) {
01549 for (o = oss_default.next; o; o = o->next)
01550 ast_cli(fd, "device [%s] exists\n", o->name);
01551 return RESULT_SUCCESS;
01552 }
01553 o = find_desc(argv[2]);
01554 if (o == NULL)
01555 ast_cli(fd, "No device [%s] exists\n", argv[2]);
01556 else
01557 oss_active = o->name;
01558 }
01559 return RESULT_SUCCESS;
01560 }
01561
01562 static char active_usage[] =
01563 "Usage: console active [device]\n"
01564 " If used without a parameter, displays which device is the current\n"
01565 "console. If a device is specified, the console sound device is changed to\n"
01566 "the device specified.\n";
01567
01568
01569
01570
01571 static void store_boost(struct chan_oss_pvt *o, char *s)
01572 {
01573 double boost = 0;
01574 if (sscanf(s, "%lf", &boost) != 1) {
01575 ast_log(LOG_WARNING, "invalid boost <%s>\n", s);
01576 return;
01577 }
01578 if (boost < -BOOST_MAX) {
01579 ast_log(LOG_WARNING, "boost %s too small, using %d\n", s, -BOOST_MAX);
01580 boost = -BOOST_MAX;
01581 } else if (boost > BOOST_MAX) {
01582 ast_log(LOG_WARNING, "boost %s too large, using %d\n", s, BOOST_MAX);
01583 boost = BOOST_MAX;
01584 }
01585 boost = exp(log(10) * boost / 20) * BOOST_SCALE;
01586 o->boost = boost;
01587 ast_log(LOG_WARNING, "setting boost %s to %d\n", s, o->boost);
01588 }
01589
01590 static int do_boost(int fd, int argc, char *argv[])
01591 {
01592 struct chan_oss_pvt *o = find_desc(oss_active);
01593
01594 if (argc == 2)
01595 ast_cli(fd, "boost currently %5.1f\n", 20 * log10(((double) o->boost / (double) BOOST_SCALE)));
01596 else if (argc == 3)
01597 store_boost(o, argv[2]);
01598 return RESULT_SUCCESS;
01599 }
01600
01601 static struct ast_cli_entry cli_oss_answer_deprecated = {
01602 { "answer", NULL },
01603 console_answer_deprecated, NULL,
01604 NULL };
01605
01606 static struct ast_cli_entry cli_oss_hangup_deprecated = {
01607 { "hangup", NULL },
01608 console_hangup_deprecated, NULL,
01609 NULL };
01610
01611 static struct ast_cli_entry cli_oss_flash_deprecated = {
01612 { "flash", NULL },
01613 console_flash_deprecated, NULL,
01614 NULL };
01615
01616 static struct ast_cli_entry cli_oss_dial_deprecated = {
01617 { "dial", NULL },
01618 console_dial_deprecated, NULL,
01619 NULL };
01620
01621 static struct ast_cli_entry cli_oss_mute_deprecated = {
01622 { "mute", NULL },
01623 console_mute_deprecated, NULL,
01624 NULL };
01625
01626 static struct ast_cli_entry cli_oss_unmute_deprecated = {
01627 { "unmute", NULL },
01628 console_unmute_deprecated, NULL,
01629 NULL };
01630
01631 static struct ast_cli_entry cli_oss_transfer_deprecated = {
01632 { "transfer", NULL },
01633 console_transfer_deprecated, NULL,
01634 NULL };
01635
01636 static struct ast_cli_entry cli_oss_send_text_deprecated = {
01637 { "send", "text", NULL },
01638 console_sendtext_deprecated, NULL,
01639 NULL };
01640
01641 static struct ast_cli_entry cli_oss_autoanswer_deprecated = {
01642 { "autoanswer", NULL },
01643 console_autoanswer_deprecated, NULL,
01644 NULL, autoanswer_complete_deprecated };
01645
01646 static struct ast_cli_entry cli_oss_boost_deprecated = {
01647 { "oss", "boost", NULL },
01648 do_boost, NULL,
01649 NULL };
01650
01651 static struct ast_cli_entry cli_oss_active_deprecated = {
01652 { "console", NULL },
01653 console_active_deprecated, NULL,
01654 NULL };
01655
01656 static struct ast_cli_entry cli_oss[] = {
01657 { { "console", "answer", NULL },
01658 console_answer, "Answer an incoming console call",
01659 answer_usage, NULL, &cli_oss_answer_deprecated },
01660
01661 { { "console", "hangup", NULL },
01662 console_hangup, "Hangup a call on the console",
01663 hangup_usage, NULL, &cli_oss_hangup_deprecated },
01664
01665 { { "console", "flash", NULL },
01666 console_flash, "Flash a call on the console",
01667 flash_usage, NULL, &cli_oss_flash_deprecated },
01668
01669 { { "console", "dial", NULL },
01670 console_dial, "Dial an extension on the console",
01671 dial_usage, NULL, &cli_oss_dial_deprecated },
01672
01673 { { "console", "mute", NULL },
01674 console_mute, "Disable mic input",
01675 mute_usage, NULL, &cli_oss_mute_deprecated },
01676
01677 { { "console", "unmute", NULL },
01678 console_unmute, "Enable mic input",
01679 unmute_usage, NULL, &cli_oss_unmute_deprecated },
01680
01681 { { "console", "transfer", NULL },
01682 console_transfer, "Transfer a call to a different extension",
01683 transfer_usage, NULL, &cli_oss_transfer_deprecated },
01684
01685 { { "console", "send", "text", NULL },
01686 console_sendtext, "Send text to the remote device",
01687 sendtext_usage, NULL, &cli_oss_send_text_deprecated },
01688
01689 { { "console", "autoanswer", NULL },
01690 console_autoanswer, "Sets/displays autoanswer",
01691 autoanswer_usage, autoanswer_complete, &cli_oss_autoanswer_deprecated },
01692
01693 { { "console", "boost", NULL },
01694 do_boost, "Sets/displays mic boost in dB",
01695 NULL, NULL, &cli_oss_boost_deprecated },
01696
01697 { { "console", "active", NULL },
01698 console_active, "Sets/displays active console",
01699 active_usage, NULL, &cli_oss_active_deprecated },
01700 };
01701
01702
01703
01704
01705
01706
01707 static void store_mixer(struct chan_oss_pvt *o, char *s)
01708 {
01709 int i;
01710
01711 for (i = 0; i < strlen(s); i++) {
01712 if (!isalnum(s[i]) && index(" \t-/", s[i]) == NULL) {
01713 ast_log(LOG_WARNING, "Suspect char %c in mixer cmd, ignoring:\n\t%s\n", s[i], s);
01714 return;
01715 }
01716 }
01717 if (o->mixer_cmd)
01718 free(o->mixer_cmd);
01719 o->mixer_cmd = ast_strdup(s);
01720 ast_log(LOG_WARNING, "setting mixer %s\n", s);
01721 }
01722
01723
01724
01725
01726 static void store_callerid(struct chan_oss_pvt *o, char *s)
01727 {
01728 ast_callerid_split(s, o->cid_name, sizeof(o->cid_name), o->cid_num, sizeof(o->cid_num));
01729 }
01730
01731
01732
01733
01734 static struct chan_oss_pvt *store_config(struct ast_config *cfg, char *ctg)
01735 {
01736 struct ast_variable *v;
01737 struct chan_oss_pvt *o;
01738
01739 if (ctg == NULL) {
01740 o = &oss_default;
01741 ctg = "general";
01742 } else {
01743 if (!(o = ast_calloc(1, sizeof(*o))))
01744 return NULL;
01745 *o = oss_default;
01746
01747 if (strcmp(ctg, "general") == 0) {
01748 o->name = ast_strdup("dsp");
01749 oss_active = o->name;
01750 goto openit;
01751 }
01752 o->name = ast_strdup(ctg);
01753 }
01754
01755 strcpy(o->mohinterpret, "default");
01756
01757 o->lastopen = ast_tvnow();
01758
01759 for (v = ast_variable_browse(cfg, ctg); v; v = v->next) {
01760 M_START(v->name, v->value);
01761
01762
01763 if (!ast_jb_read_conf(&global_jbconf, v->name, v->value))
01764 continue;
01765
01766 M_BOOL("autoanswer", o->autoanswer)
01767 M_BOOL("autohangup", o->autohangup)
01768 M_BOOL("overridecontext", o->overridecontext)
01769 M_STR("device", o->device)
01770 M_UINT("frags", o->frags)
01771 M_UINT("debug", oss_debug)
01772 M_UINT("queuesize", o->queuesize)
01773 M_STR("context", o->ctx)
01774 M_STR("language", o->language)
01775 M_STR("mohinterpret", o->mohinterpret)
01776 M_STR("extension", o->ext)
01777 M_F("mixer", store_mixer(o, v->value))
01778 M_F("callerid", store_callerid(o, v->value))
01779 M_F("boost", store_boost(o, v->value))
01780 M_END(;
01781 );
01782 }
01783 if (ast_strlen_zero(o->device))
01784 ast_copy_string(o->device, DEV_DSP, sizeof(o->device));
01785 if (o->mixer_cmd) {
01786 char *cmd;
01787
01788 asprintf(&cmd, "mixer %s", o->mixer_cmd);
01789 ast_log(LOG_WARNING, "running [%s]\n", cmd);
01790 system(cmd);
01791 free(cmd);
01792 }
01793 if (o == &oss_default)
01794 return NULL;
01795
01796 openit:
01797 #if TRYOPEN
01798 if (setformat(o, O_RDWR) < 0) {
01799 if (option_verbose > 0) {
01800 ast_verbose(VERBOSE_PREFIX_2 "Device %s not detected\n", ctg);
01801 ast_verbose(VERBOSE_PREFIX_2 "Turn off OSS support by adding " "'noload=chan_oss.so' in /etc/asterisk/modules.conf\n");
01802 }
01803 goto error;
01804 }
01805 if (o->duplex != M_FULL)
01806 ast_log(LOG_WARNING, "XXX I don't work right with non " "full-duplex sound cards XXX\n");
01807 #endif
01808 if (pipe(o->sndcmd) != 0) {
01809 ast_log(LOG_ERROR, "Unable to create pipe\n");
01810 goto error;
01811 }
01812 ast_pthread_create_background(&o->sthread, NULL, sound_thread, o);
01813
01814 if (o != &oss_default) {
01815 o->next = oss_default.next;
01816 oss_default.next = o;
01817 }
01818 return o;
01819
01820 error:
01821 if (o != &oss_default)
01822 free(o);
01823 return NULL;
01824 }
01825
01826 static int load_module(void)
01827 {
01828 struct ast_config *cfg = NULL;
01829 char *ctg = NULL;
01830
01831
01832 memcpy(&global_jbconf, &default_jbconf, sizeof(struct ast_jb_conf));
01833
01834
01835 if (!(cfg = ast_config_load(config))) {
01836 ast_log(LOG_NOTICE, "Unable to load config %s\n", config);
01837 return AST_MODULE_LOAD_DECLINE;
01838 }
01839
01840 do {
01841 store_config(cfg, ctg);
01842 } while ( (ctg = ast_category_browse(cfg, ctg)) != NULL);
01843
01844 ast_config_destroy(cfg);
01845
01846 if (find_desc(oss_active) == NULL) {
01847 ast_log(LOG_NOTICE, "Device %s not found\n", oss_active);
01848
01849
01850 return AST_MODULE_LOAD_FAILURE;
01851 }
01852
01853 if (ast_channel_register(&oss_tech)) {
01854 ast_log(LOG_ERROR, "Unable to register channel type 'OSS'\n");
01855 return AST_MODULE_LOAD_FAILURE;
01856 }
01857
01858 ast_cli_register_multiple(cli_oss, sizeof(cli_oss) / sizeof(struct ast_cli_entry));
01859
01860 return AST_MODULE_LOAD_SUCCESS;
01861 }
01862
01863
01864 static int unload_module(void)
01865 {
01866 struct chan_oss_pvt *o;
01867
01868 ast_channel_unregister(&oss_tech);
01869 ast_cli_unregister_multiple(cli_oss, sizeof(cli_oss) / sizeof(struct ast_cli_entry));
01870
01871 for (o = oss_default.next; o; o = o->next) {
01872 close(o->sounddev);
01873 if (o->sndcmd[0] > 0) {
01874 close(o->sndcmd[0]);
01875 close(o->sndcmd[1]);
01876 }
01877 if (o->owner)
01878 ast_softhangup(o->owner, AST_SOFTHANGUP_APPUNLOAD);
01879 if (o->owner)
01880 return -1;
01881
01882
01883 }
01884 return 0;
01885 }
01886
01887 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "OSS Console Channel Driver");