Пример #1
0
int adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice)
{
	char buf[256];
	int bytes = 0;
	int res;
	bytes += adsi_data_mode(buf);
	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);

	bytes = 0;
	bytes += adsi_query_cpeid(buf);
	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);

	/* Get response */
	memset(buf, 0, sizeof(buf));
	res = adsi_read_encoded_dtmf(chan, cpeid, 4);
	if (res != 4) {
		ast_log(LOG_WARNING, "Got %d bytes back of encoded DTMF, expecting 4\n", res);
		res = 0;
	} else {
		res = 1;
	}

	if (voice) {
		bytes = 0;
		bytes += adsi_voice_mode(buf, 0);
		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
		/* Ignore the resulting DTMF B announcing it's in voice mode */
		ast_waitfordigit(chan, 1000);
	}
	return res;
}
Пример #2
0
static int _ast_adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *buttons, int voice)
{
	unsigned char buf[256] = "";
	int bytes = 0, res;

	bytes += ast_adsi_data_mode(buf);
	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);

	bytes = 0;
	bytes += ast_adsi_query_cpeinfo(buf);
	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);

	/* Get width */
	if ((res = ast_readstring(chan, (char *)buf, 2, 1000, 500, "")) < 0)
		return res;
	if (strlen((char *)buf) != 2) {
		ast_log(LOG_WARNING, "Got %d bytes of width, expecting 2\n", res);
		res = 0;
	} else {
		res = 1;
	}
	if (width)
		*width = atoi((char *)buf);
	/* Get height */
	memset(buf, 0, sizeof(buf));
	if (res) {
		if ((res = ast_readstring(chan, (char *)buf, 2, 1000, 500, "")) < 0)
			return res;
		if (strlen((char *)buf) != 2) {
			ast_log(LOG_WARNING, "Got %d bytes of height, expecting 2\n", res);
			res = 0;
		} else {
			res = 1;
		}	
		if (height)
			*height= atoi((char *)buf);
	}
	/* Get buttons */
	memset(buf, 0, sizeof(buf));
	if (res) {
		if ((res = ast_readstring(chan, (char *)buf, 1, 1000, 500, "")) < 0)
			return res;
		if (strlen((char *)buf) != 1) {
			ast_log(LOG_WARNING, "Got %d bytes of buttons, expecting 1\n", res);
			res = 0;
		} else {
			res = 1;
		}	
		if (buttons)
			*buttons = atoi((char *)buf);
	}
	if (voice) {
		bytes = 0;
		bytes += ast_adsi_voice_mode(buf, 0);
		ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
		/* Ignore the resulting DTMF B announcing it's in voice mode */
		ast_waitfordigit(chan, 1000);
	}
	return res;
}
Пример #3
0
static int cpeid_exec(struct ast_channel *chan, const char *idata)
{
	int res=0;
	unsigned char cpeid[4];
	int gotgeometry = 0;
	int gotcpeid = 0;
	int width, height, buttons;
	char *data[4];
	unsigned int x;

	for (x = 0; x < 4; x++)
		data[x] = alloca(80);

	strcpy(data[0], "** CPE Info **");
	strcpy(data[1], "Identifying CPE...");
	strcpy(data[2], "Please wait...");
	res = ast_adsi_load_session(chan, NULL, 0, 1);
	if (res > 0) {
		cpeid_setstatus(chan, data, 0);
		res = ast_adsi_get_cpeid(chan, cpeid, 0);
		if (res > 0) {
			gotcpeid = 1;
			ast_verb(3, "Got CPEID of '%02x:%02x:%02x:%02x' on '%s'\n", cpeid[0], cpeid[1], cpeid[2], cpeid[3], chan->name);
		}
		if (res > -1) {
			strcpy(data[1], "Measuring CPE...");
			strcpy(data[2], "Please wait...");
			cpeid_setstatus(chan, data, 0);
			res = ast_adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
			if (res > -1) {
				ast_verb(3, "CPE has %d lines, %d columns, and %d buttons on '%s'\n", height, width, buttons, chan->name);
				gotgeometry = 1;
			}
		}
		if (res > -1) {
			if (gotcpeid)
				snprintf(data[1], 80, "CPEID: %02x:%02x:%02x:%02x", cpeid[0], cpeid[1], cpeid[2], cpeid[3]);
			else
				strcpy(data[1], "CPEID Unknown");
			if (gotgeometry) 
				snprintf(data[2], 80, "Geom: %dx%d, %d buttons", width, height, buttons);
			else
				strcpy(data[2], "Geometry unknown");
			strcpy(data[3], "Press # to exit");
			cpeid_setstatus(chan, data, 1);
			for(;;) {
				res = ast_waitfordigit(chan, 1000);
				if (res < 0)
					break;
				if (res == '#') {
					res = 0;
					break;
				}
			}
			ast_adsi_unload_session(chan);
		}
	}

	return res;
}
Пример #4
0
int adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int maxlen)
{
	int bytes = 0;
	int res;
	unsigned char current = 0;
	int gotstar = 0;
	int pos = 0;
	memset(buf, 0, sizeof(buf));
	while(bytes <= maxlen) {
		/* Wait up to a second for a digit */
		res = ast_waitfordigit(chan, 1000);
		if (!res)
			break;
		if (res == '*') {
			gotstar = 1;	
			continue;
		}
		/* Ignore anything other than a digit */
		if ((res < '0') || (res > '9'))
			continue;
		res -= '0';
		if (gotstar)
			res += 9;
		if (pos)  {
			pos = 0;
			buf[bytes++] = (res << 4) | current;
		} else {
			pos = 1;
			current = res;
		}
		gotstar = 0;
	}
	return bytes;
}
Пример #5
0
static int sendnoise(struct ast_channel *chan, int ms)
{
    int res;
    res = ast_tonepair_start(chan, 1537, 2195, ms, 8192);
    if (!res) {
        res = ast_waitfordigit(chan, ms);
        ast_tonepair_stop(chan);
    }
    return res;
}
Пример #6
0
static int _ast_adsi_print(struct ast_channel *chan, char **lines, int *aligns, int voice)
{
	unsigned char buf[4096];
	int bytes = 0, res, x;

	for(x = 0; lines[x]; x++) 
		bytes += ast_adsi_display(buf + bytes, ADSI_INFO_PAGE, x+1, aligns[x], 0, lines[x], "");
	bytes += ast_adsi_set_line(buf + bytes, ADSI_INFO_PAGE, 1);
	if (voice)
		bytes += ast_adsi_voice_mode(buf + bytes, 0);
	res = ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
	if (voice)
		/* Ignore the resulting DTMF B announcing it's in voice mode */
		ast_waitfordigit(chan, 1000);
	return res;
}
Пример #7
0
static char *listen_for_dtmf(struct ast_channel *chan, int timeout, int max_digits)
{
	char *dtmf_conversion = (char *) malloc(100);
	char cnv[2];
	int dtmf = 0, i = 0;

	memset(dtmf_conversion, 0, 100);
	memset(cnv, 0, 2);

	while (i < max_digits) {
		dtmf = ast_waitfordigit(chan, timeout);

		if (!dtmf) {
			break;
		}

		sprintf(cnv, "%c", dtmf_conv(dtmf));
		strcat(dtmf_conversion, cnv);
		i += 1;
	}
	return strdup(dtmf_conversion);
}
Пример #8
0
int AST_OPTIONAL_API_NAME(ast_adsi_read_encoded_dtmf)(struct ast_channel *chan, unsigned char *buf, int maxlen)
{
	int bytes = 0, res, gotstar = 0, pos = 0;
	unsigned char current = 0;

	memset(buf, 0, maxlen);

	while (bytes <= maxlen) {
		/* Wait up to a second for a digit */
		if (!(res = ast_waitfordigit(chan, 1000))) {
			break;
		}
		if (res == '*') {
			gotstar = 1;
			continue;
		}
		/* Ignore anything other than a digit */
		if ((res < '0') || (res > '9')) {
			continue;
		}
		res -= '0';
		if (gotstar) {
			res += 9;
		}
		if (pos)  {
			pos = 0;
			buf[bytes++] = (res << 4) | current;
		} else {
			pos = 1;
			current = res;
		}
		gotstar = 0;
	}

	return bytes;
}
Пример #9
0
int AST_OPTIONAL_API_NAME(ast_adsi_transmit_message_full)(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait)
{
	unsigned char *msgs[5] = { NULL, NULL, NULL, NULL, NULL };
	int msglens[5], msgtypes[5], newdatamode = (ast_channel_adsicpe(chan) & ADSI_FLAG_DATAMODE), res, x, waitforswitch = 0;
	struct ast_format writeformat;
	struct ast_format readformat;

	ast_format_copy(&writeformat, ast_channel_writeformat(chan));
	ast_format_copy(&readformat, ast_channel_readformat(chan));

	for (x = 0; x < msglen; x += (msg[x+1]+2)) {
		if (msg[x] == ADSI_SWITCH_TO_DATA) {
			ast_debug(1, "Switch to data is sent!\n");
			waitforswitch++;
			newdatamode = ADSI_FLAG_DATAMODE;
		}

		if (msg[x] == ADSI_SWITCH_TO_VOICE) {
			ast_debug(1, "Switch to voice is sent!\n");
			waitforswitch++;
			newdatamode = 0;
		}
	}
	msgs[0] = msg;

	msglens[0] = msglen;
	msgtypes[0] = msgtype;

	if (msglen > 253) {
		ast_log(LOG_WARNING, "Can't send ADSI message of %d bytes, too large\n", msglen);
		return -1;
	}

	ast_stopstream(chan);

	if (ast_set_write_format_by_id(chan, AST_FORMAT_ULAW)) {
		ast_log(LOG_WARNING, "Unable to set write format to ULAW\n");
		return -1;
	}

	if (ast_set_read_format_by_id(chan, AST_FORMAT_ULAW)) {
		ast_log(LOG_WARNING, "Unable to set read format to ULAW\n");
		if (writeformat.id) {
			if (ast_set_write_format(chan, &writeformat)) {
				ast_log(LOG_WARNING, "Unable to restore write format to %s\n", ast_getformatname(&writeformat));
			}
		}
		return -1;
	}
	res = __adsi_transmit_messages(chan, msgs, msglens, msgtypes);

	if (dowait) {
		ast_debug(1, "Wait for switch is '%d'\n", waitforswitch);
		while (waitforswitch-- && ((res = ast_waitfordigit(chan, 1000)) > 0)) {
			res = 0;
			ast_debug(1, "Waiting for 'B'...\n");
		}
	}

	if (!res) {
		ast_channel_adsicpe_set(chan, (ast_channel_adsicpe(chan) & ~ADSI_FLAG_DATAMODE) | newdatamode);
	}

	if (writeformat.id) {
		ast_set_write_format(chan, &writeformat);
	}
	if (readformat.id) {
		ast_set_read_format(chan, &readformat);
	}

	if (!res) {
		res = ast_safe_sleep(chan, 100 );
	}
	return res;
}
Пример #10
0
static int _while_exec(struct ast_channel *chan, void *data, int end)
{
	int res=0;
	const char *while_pri = NULL;
	char *my_name = NULL;
	const char *condition = NULL, *label = NULL;
	char varname[VAR_SIZE], end_varname[VAR_SIZE];
	const char *prefix = "WHILE";
	size_t size=0;
	int used_index_i = -1, x=0;
	char used_index[VAR_SIZE] = "0", new_index[VAR_SIZE] = "0";

	if (!chan) {
		/* huh ? */
		return -1;
	}

#if 0
	/* dont want run away loops if the chan isn't even up
	   this is up for debate since it slows things down a tad ......

	   Debate is over... this prevents While/EndWhile from working
	   within the "h" extension.  Not good.
	*/
	if (ast_waitfordigit(chan,1) < 0)
		return -1;
#endif

	for (x=0;;x++) {
		if (get_index(chan, prefix, x)) {
			used_index_i = x;
		} else 
			break;
	}
	
	snprintf(used_index, VAR_SIZE, "%d", used_index_i);
	snprintf(new_index, VAR_SIZE, "%d", used_index_i + 1);
	
	if (!end)
		condition = ast_strdupa(data);

	size = strlen(chan->context) + strlen(chan->exten) + 32;
	my_name = alloca(size);
	memset(my_name, 0, size);
	snprintf(my_name, size, "%s_%s_%d", chan->context, chan->exten, chan->priority);
	
	ast_channel_lock(chan);
	if (end) {
		label = used_index;
	} else if (!(label = pbx_builtin_getvar_helper(chan, my_name))) {
		label = new_index;
		pbx_builtin_setvar_helper(chan, my_name, label);
	}
	snprintf(varname, VAR_SIZE, "%s_%s", prefix, label);
	if ((while_pri = pbx_builtin_getvar_helper(chan, varname)) && !end) {
		while_pri = ast_strdupa(while_pri);
		snprintf(end_varname,VAR_SIZE,"END_%s",varname);
	}
	ast_channel_unlock(chan);
	

	if ((!end && !pbx_checkcondition(condition)) || (end == 2)) {
		/* Condition Met (clean up helper vars) */
		const char *goto_str;
		pbx_builtin_setvar_helper(chan, varname, NULL);
		pbx_builtin_setvar_helper(chan, my_name, NULL);
		snprintf(end_varname,VAR_SIZE,"END_%s",varname);
		ast_channel_lock(chan);
		if ((goto_str = pbx_builtin_getvar_helper(chan, end_varname))) {
			ast_parseable_goto(chan, goto_str);
			pbx_builtin_setvar_helper(chan, end_varname, NULL);
		} else {
			int pri = find_matching_endwhile(chan);
			if (pri > 0) {
				ast_verb(3, "Jumping to priority %d\n", pri);
				chan->priority = pri;
			} else {
				ast_log(LOG_WARNING, "Couldn't find matching EndWhile? (While at %s@%s priority %d)\n", chan->context, chan->exten, chan->priority);
			}
		}
		ast_channel_unlock(chan);
		return res;
	}

	if (!end && !while_pri) {
		char *goto_str;
		size = strlen(chan->context) + strlen(chan->exten) + 32;
		goto_str = alloca(size);
		memset(goto_str, 0, size);
		snprintf(goto_str, size, "%s,%s,%d", chan->context, chan->exten, chan->priority);
		pbx_builtin_setvar_helper(chan, varname, goto_str);
	}

	else if (end && while_pri) {
		/* END of loop */
		snprintf(end_varname, VAR_SIZE, "END_%s", varname);
		if (! pbx_builtin_getvar_helper(chan, end_varname)) {
			char *goto_str;
			size = strlen(chan->context) + strlen(chan->exten) + 32;
			goto_str = alloca(size);
			memset(goto_str, 0, size);
			snprintf(goto_str, size, "%s,%s,%d", chan->context, chan->exten, chan->priority+1);
			pbx_builtin_setvar_helper(chan, end_varname, goto_str);
		}
		ast_parseable_goto(chan, while_pri);
	}

	return res;
}
Пример #11
0
/* play name of mailbox owner.
 * returns:  -1 for bad or missing extension
 *           '1' for selected entry from directory
 *           '*' for skipped entry from directory
 */
static int play_mailbox_owner(struct ast_channel *chan, char *context,
		char *dialcontext, char *ext, char *name, int readext,
		int fromappvm)
{
	int res = 0;
	int loop;
	char fn[256];

	/* Check for the VoiceMail2 greeting first */
	snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/greet",
		ast_config_AST_SPOOL_DIR, context, ext);
#ifdef ODBC_STORAGE
	retrieve_file(fn);
#endif

	if (ast_fileexists(fn, NULL, chan->language) <= 0) {
		/* no file, check for an old-style Voicemail greeting */
		snprintf(fn, sizeof(fn), "%s/vm/%s/greet",
			ast_config_AST_SPOOL_DIR, ext);
	}
#ifdef ODBC_STORAGE
	retrieve_file(fn);
#endif

	if (ast_fileexists(fn, NULL, chan->language) > 0) {
		res = ast_stream_and_wait(chan, fn, chan->language, AST_DIGIT_ANY);
		ast_stopstream(chan);
		/* If Option 'e' was specified, also read the extension number with the name */
		if (readext) {
			ast_stream_and_wait(chan, "vm-extension", chan->language, AST_DIGIT_ANY);
			res = ast_say_character_str(chan, ext, AST_DIGIT_ANY, chan->language);
		}
	} else {
		res = ast_say_character_str(chan, S_OR(name, ext), AST_DIGIT_ANY, chan->language);
		if (!ast_strlen_zero(name) && readext) {
			ast_stream_and_wait(chan, "vm-extension", chan->language, AST_DIGIT_ANY);
			res = ast_say_character_str(chan, ext, AST_DIGIT_ANY, chan->language);
		}
	}
#ifdef ODBC_STORAGE
	ast_filedelete(fn, NULL);	
#endif

	for (loop = 3 ; loop > 0; loop--) {
		if (!res)
			res = ast_stream_and_wait(chan, "dir-instr", chan->language, AST_DIGIT_ANY);
		if (!res)
			res = ast_waitfordigit(chan, 3000);
		ast_stopstream(chan);
	
		if (res < 0) /* User hungup, so jump out now */
			break;
		if (res == '1') {	/* Name selected */
			if (fromappvm) {
				/* We still want to set the exten though */
				ast_copy_string(chan->exten, ext, sizeof(chan->exten));
			} else {
				if (ast_goto_if_exists(chan, dialcontext, ext, 1)) {
					ast_log(LOG_WARNING,
						"Can't find extension '%s' in context '%s'.  "
						"Did you pass the wrong context to Directory?\n",
						ext, dialcontext);
					res = -1;
				}
			}
			break;
		}
		if (res == '*') /* Skip to next match in list */
			break;

		/* Not '1', or '*', so decrement number of tries */
		res = 0;
	}

	return(res);
}
Пример #12
0
static int chanspy_exec(struct ast_channel *chan, void *data)
{
	struct localuser *u;
	struct ast_channel *peer=NULL, *prev=NULL;
	char name[AST_NAME_STRLEN],
		peer_name[AST_NAME_STRLEN + 5],
		*args,
		*ptr = NULL,
		*options = NULL,
		*spec = NULL,
		*argv[5],
		*mygroup = NULL,
		*recbase = NULL;
	int res = -1,
		volfactor = 0,
		silent = 0,
		argc = 0,
		bronly = 0,
		chosen = 0,
		count=0,
		waitms = 100,
		num = 0,
		oldrf = 0,
		oldwf = 0,
		fd = 0;
	struct ast_flags flags;
	signed char zero_volume = 0;

	if (!(args = ast_strdupa((char *)data))) {
		ast_log(LOG_ERROR, "Out of memory!\n");
		return -1;
	}

	LOCAL_USER_ADD(u);

	oldrf = chan->readformat;
	oldwf = chan->writeformat;
	if (ast_set_read_format(chan, AST_FORMAT_SLINEAR) < 0) {
		ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
		LOCAL_USER_REMOVE(u);
		return -1;
	}
	
	if (ast_set_write_format(chan, AST_FORMAT_SLINEAR) < 0) {
		ast_log(LOG_ERROR, "Could Not Set Write Format.\n");
		LOCAL_USER_REMOVE(u);
		return -1;
	}

	ast_answer(chan);

	ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */

	if ((argc = ast_app_separate_args(args, '|', argv, sizeof(argv) / sizeof(argv[0])))) {
		spec = argv[0];
		if ( argc > 1) {
			options = argv[1];
		}
		if (ast_strlen_zero(spec) || !strcmp(spec, "all")) {
			spec = NULL;
		}
	}
	
	if (options) {
		char *opts[OPT_ARG_ARRAY_SIZE];
		ast_app_parse_options(chanspy_opts, &flags, opts, options);
		if (ast_test_flag(&flags, OPTION_GROUP)) {
			mygroup = opts[OPT_ARG_GROUP];
		}
		if (ast_test_flag(&flags, OPTION_RECORD)) {
			if (!(recbase = opts[OPT_ARG_RECORD])) {
				recbase = "chanspy";
			}
		}
		silent = ast_test_flag(&flags, OPTION_QUIET);
		bronly = ast_test_flag(&flags, OPTION_BRIDGED);
		if (ast_test_flag(&flags, OPTION_VOLUME) && opts[OPT_ARG_VOLUME]) {
			int vol;

			if ((sscanf(opts[OPT_ARG_VOLUME], "%d", &vol) != 1) || (vol > 4) || (vol < -4))
				ast_log(LOG_NOTICE, "Volume factor must be a number between -4 and 4\n");
			else
				volfactor = vol;
			}
	}
	else 
		ast_clear_flag(&flags, AST_FLAGS_ALL);

	if (recbase) {
		char filename[512];
		snprintf(filename,sizeof(filename),"%s/%s.%d.raw",ast_config_AST_MONITOR_DIR, recbase, (int)time(NULL));
		if ((fd = open(filename, O_CREAT | O_WRONLY, O_TRUNC, 0644)) <= 0) {
			ast_log(LOG_WARNING, "Cannot open %s for recording\n", filename);
			fd = 0;
		}
	}

	for(;;) {
		if (!silent) {
			res = ast_streamfile(chan, "beep", chan->language);
			if (!res)
				res = ast_waitstream(chan, "");
			if (res < 0) {
				ast_clear_flag(chan, AST_FLAG_SPYING);
				break;
			}
		}

		count = 0;
		res = ast_waitfordigit(chan, waitms);
		if (res < 0) {
			ast_clear_flag(chan, AST_FLAG_SPYING);
			break;
		}
				
		peer = local_channel_walk(NULL);
		prev=NULL;
		while(peer) {
			if (peer != chan) {
				char *group = NULL;
				int igrp = 1;

				if (peer == prev && !chosen) {
					break;
				}
				chosen = 0;
				group = pbx_builtin_getvar_helper(peer, "SPYGROUP");
				if (mygroup) {
					if (!group || strcmp(mygroup, group)) {
						igrp = 0;
					}
				}
				
				if (igrp && (!spec || ((strlen(spec) <= strlen(peer->name) &&
							!strncasecmp(peer->name, spec, strlen(spec)))))) {
					if (peer && (!bronly || ast_bridged_channel(peer)) &&
					    !ast_check_hangup(peer) && !ast_test_flag(peer, AST_FLAG_SPYING)) {
						int x = 0;
						strncpy(peer_name, "spy-", 5);
						strncpy(peer_name + strlen(peer_name), peer->name, AST_NAME_STRLEN);
						ptr = strchr(peer_name, '/');
						*ptr = '\0';
						ptr++;
						for (x = 0 ; x < strlen(peer_name) ; x++) {
							if (peer_name[x] == '/') {
								break;
							}
							peer_name[x] = tolower(peer_name[x]);
						}

						if (!silent) {
							if (ast_fileexists(peer_name, NULL, NULL) != -1) {
								res = ast_streamfile(chan, peer_name, chan->language);
								if (!res)
									res = ast_waitstream(chan, "");
								if (res)
									break;
							} else
								res = ast_say_character_str(chan, peer_name, "", chan->language);
							if ((num=atoi(ptr))) 
								ast_say_digits(chan, atoi(ptr), "", chan->language);
						}
						count++;
						prev = peer;
						res = channel_spy(chan, peer, &volfactor, fd);
						if (res == -1) {
							break;
						} else if (res > 1 && spec) {
							snprintf(name, AST_NAME_STRLEN, "%s/%d", spec, res);
							if ((peer = local_get_channel_begin_name(name))) {
								chosen = 1;
							}
							continue;
						}
					}
				}
			}
			if ((peer = local_channel_walk(peer)) == NULL) {
				break;
			}
		}
		waitms = count ? 100 : 5000;
	}
	

	if (fd > 0) {
		close(fd);
	}

	if (oldrf && ast_set_read_format(chan, oldrf) < 0) {
		ast_log(LOG_ERROR, "Could Not Set Read Format.\n");
	}
	
	if (oldwf && ast_set_write_format(chan, oldwf) < 0) {
		ast_log(LOG_ERROR, "Could Not Set Write Format.\n");
	}

	ast_clear_flag(chan, AST_FLAG_SPYING);

	ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);

	ALL_DONE(u, res);
}
Пример #13
0
int ast_control_streamfile(struct ast_channel *chan, char *file, char *fwd, char *rev, char *stop, char *pause, int skipms)
{
    struct timeval started, ended;
    long elapsed = 0,last_elapsed =0;
    char *breaks=NULL;
    char *end=NULL;
    int blen=2;
    int res=0;

    if (stop)
        blen += strlen(stop);
    if (pause)
        blen += strlen(pause);

    if (blen > 2) {
        breaks = alloca(blen + 1);
        breaks[0] = '\0';
        strcat(breaks, stop);
        strcat(breaks, pause);
    }
    if (chan->_state != AST_STATE_UP)
        res = ast_answer(chan);

    if (chan)
        ast_stopstream(chan);


    if (file) {
        if ((end = strchr(file,':'))) {
            if (!strcasecmp(end, ":end")) {
                *end = '\0';
                end++;
            }
        }
    }

    for (;;) {
        gettimeofday(&started,NULL);

        if (chan)
            ast_stopstream(chan);
        res = ast_streamfile(chan, file, chan->language);
        if (!res) {
            if (end) {
                ast_seekstream(chan->stream, 0, SEEK_END);
                end=NULL;
            }
            res = 1;
            if (elapsed) {
                ast_stream_fastforward(chan->stream, elapsed);
                last_elapsed = elapsed - 200;
            }
            if (res)
                res = ast_waitstream_fr(chan, breaks, fwd, rev, skipms);
            else
                break;
        }

        if (res < 1)
            break;

        if (pause != NULL && strchr(pause, res)) {
            gettimeofday(&ended, NULL);
            elapsed = (((ended.tv_sec * 1000) + ended.tv_usec / 1000) - ((started.tv_sec * 1000) + started.tv_usec / 1000) + last_elapsed);
            for(;;) {
                if (chan)
                    ast_stopstream(chan);
                res = ast_waitfordigit(chan, 1000);
                if (res == 0)
                    continue;
                else if (res == -1 || strchr(pause, res) || (stop && strchr(stop, res)))
                    break;
            }
            if (res == *pause) {
                res = 0;
                continue;
            }
        }
        if (res == -1)
            break;

        /* if we get one of our stop chars, return it to the calling function */
        if (stop && strchr(stop, res)) {
            /* res = 0; */
            break;
        }
    }
    if (chan)
        ast_stopstream(chan);

    return res;
}
Пример #14
0
static int directory_exec(struct ast_channel *chan, void *data)
{
	int res = 0;
	struct localuser *u;
	struct ast_config *cfg;
	int last = 1;
	int fromappvm = 0;
	char *context, *dialcontext, *dirintro, *options;

	if (ast_strlen_zero(data)) {
		ast_log(LOG_WARNING, "Directory requires an argument (context[,dialcontext])\n");
		return -1;
	}

	LOCAL_USER_ADD(u);

	context = ast_strdupa(data);
	dialcontext = strchr(context, '|');
	if (dialcontext) {
		*dialcontext = '\0';
		dialcontext++;
		options = strchr(dialcontext, '|');
		if (options) {
			*options = '\0';
			options++; 
			if (strchr(options, 'f'))
				last = 0;
			if (strchr(options, 'v'))
				fromappvm = 1;
		}
	} else	
		dialcontext = context;

	cfg = realtime_directory(context);
	if (!cfg) {
		LOCAL_USER_REMOVE(u);
		return -1;
	}

	dirintro = ast_variable_retrieve(cfg, context, "directoryintro");
	if (ast_strlen_zero(dirintro))
		dirintro = ast_variable_retrieve(cfg, "general", "directoryintro");
	if (ast_strlen_zero(dirintro)) {
		if (last)
			dirintro = "dir-intro";	
		else
			dirintro = "dir-intro-fn";
	}

	if (chan->_state != AST_STATE_UP) 
		res = ast_answer(chan);

	for (;;) {
		if (!res)
			res = ast_streamfile(chan, dirintro, chan->language);
		if (!res)
			res = ast_waitstream(chan, AST_DIGIT_ANY);
		ast_stopstream(chan);
		if (!res)
			res = ast_waitfordigit(chan, 5000);
		if (res > 0) {
			res = do_directory(chan, cfg, context, dialcontext, res, last, fromappvm);
			if (res > 0) {
				res = ast_waitstream(chan, AST_DIGIT_ANY);
				ast_stopstream(chan);
				if (res >= 0) {
					continue;
				}
			}
		}
		break;
	}
	ast_config_destroy(cfg);
	LOCAL_USER_REMOVE(u);
	return res;
}
Пример #15
0
/* play name of mailbox owner.
 * returns:  -1 for bad or missing extension
 *           '1' for selected entry from directory
 *           '*' for skipped entry from directory
 */
static int play_mailbox_owner(struct ast_channel *chan, char *context, char *dialcontext, char *ext, char *name, int fromappvm) {
	int res = 0;
	int loop = 3;
	char fn[256];
	char fn2[256];

	/* Check for the VoiceMail2 greeting first */
	snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/greet",
		(char *)ast_config_AST_SPOOL_DIR, context, ext);
#ifdef USE_ODBC_STORAGE
	retrieve_file(fn);
#endif

	/* Otherwise, check for an old-style Voicemail greeting */
	snprintf(fn2, sizeof(fn2), "%s/vm/%s/greet",
		(char *)ast_config_AST_SPOOL_DIR, ext);
#ifdef USE_ODBC_STORAGE
	retrieve_file(fn2);
#endif

	if (ast_fileexists(fn, NULL, chan->language) > 0) {
		res = ast_streamfile(chan, fn, chan->language);
		if (!res) {
			res = ast_waitstream(chan, AST_DIGIT_ANY);
		}
		ast_stopstream(chan);
	} else if (ast_fileexists(fn2, NULL, chan->language) > 0) {
		res = ast_streamfile(chan, fn2, chan->language);
		if (!res) {
			res = ast_waitstream(chan, AST_DIGIT_ANY);
		}
		ast_stopstream(chan);
	} else {
		res = ast_say_character_str(chan, !ast_strlen_zero(name) ? name : ext,
					AST_DIGIT_ANY, chan->language);
	}
#ifdef USE_ODBC_STORAGE
	ast_filedelete(fn, NULL);	
	ast_filedelete(fn2, NULL);	
#endif

	while (loop) {
		if (!res) {
			res = ast_streamfile(chan, "dir-instr", chan->language);
		}
		if (!res) {
			res = ast_waitstream(chan, AST_DIGIT_ANY);
		}
		if (!res) {
			res = ast_waitfordigit(chan, 3000);
		}
		ast_stopstream(chan);
	
		if (res > -1) {
			switch (res) {
				case '1':
					/* Name selected */
					loop = 0;
					if (fromappvm) {
						/* We still want to set the exten */
						ast_copy_string(chan->exten, ext, sizeof(chan->exten));
					} else {
						if (ast_goto_if_exists(chan, dialcontext, ext, 1)) {
							ast_log(LOG_WARNING,
								"Can't find extension '%s' in context '%s'.  "
								"Did you pass the wrong context to Directory?\n",
								ext, dialcontext);
							res = -1;
						}
					}
					break;
	
				case '*':   
					/* Skip to next match in list */
					loop = 0;
					break;
	
				default:
					/* Not '1', or '*', so decrement number of tries */
					res = 0;
					loop--;
					break;
			} /* end switch */
		} /* end if */
		else {
			/* User hungup, so jump out now */
			loop = 0;
		}
	} /* end while */

	return(res);
}
Пример #16
0
static int common_exec(struct ast_channel *chan, const struct ast_flags *flags,
	int volfactor, const int fd, const char *mygroup, const char *myenforced,
	const char *spec, const char *exten, const char *context)
{
	char nameprefix[AST_NAME_STRLEN];
	char peer_name[AST_NAME_STRLEN + 5];
	char exitcontext[AST_MAX_CONTEXT] = "";
	signed char zero_volume = 0;
	int waitms;
	int res;
	char *ptr;
	int num;
	int num_spyed_upon = 1;
	struct chanspy_ds chanspy_ds;

	if (ast_test_flag(flags, OPTION_EXIT)) {
		const char *c;
		if ((c = pbx_builtin_getvar_helper(chan, "SPY_EXIT_CONTEXT")))
			ast_copy_string(exitcontext, c, sizeof(exitcontext));
		else if (!ast_strlen_zero(chan->macrocontext))
			ast_copy_string(exitcontext, chan->macrocontext, sizeof(exitcontext));
		else
			ast_copy_string(exitcontext, chan->context, sizeof(exitcontext));
	}

	ast_mutex_init(&chanspy_ds.lock);

	snprintf(chanspy_ds.unique_id, sizeof(chanspy_ds.unique_id), "%d", ast_atomic_fetchadd_int(&next_unique_id_to_use, +1));

	if (chan->_state != AST_STATE_UP)
		ast_answer(chan);

	ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */

	waitms = 100;

	for (;;) {
		struct chanspy_ds *peer_chanspy_ds = NULL, *next_chanspy_ds = NULL;
		struct ast_channel *prev = NULL, *peer = NULL;

		if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
			res = ast_streamfile(chan, "beep", chan->language);
			if (!res)
				res = ast_waitstream(chan, "");
			else if (res < 0) {
				ast_clear_flag(chan, AST_FLAG_SPYING);
				break;
			}
			if (!ast_strlen_zero(exitcontext)) {
				char tmp[2];
				tmp[0] = res;
				tmp[1] = '\0';
				if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
					goto exit;
				else
					ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
			}
		}

		res = ast_waitfordigit(chan, waitms);
		if (res < 0) {
			ast_clear_flag(chan, AST_FLAG_SPYING);
			break;
		}
		if (!ast_strlen_zero(exitcontext)) {
			char tmp[2];
			tmp[0] = res;
			tmp[1] = '\0';
			if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
				goto exit;
			else
				ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
		}

		/* reset for the next loop around, unless overridden later */
		waitms = 100;
		num_spyed_upon = 0;

		for (peer_chanspy_ds = next_channel(chan, prev, spec, exten, context, &chanspy_ds);
		     peer_chanspy_ds;
			 chanspy_ds_free(peer_chanspy_ds), prev = peer,
		     peer_chanspy_ds = next_chanspy_ds ? next_chanspy_ds : 
			 	next_channel(chan, prev, spec, exten, context, &chanspy_ds), next_chanspy_ds = NULL) {
			const char *group;
			int igrp = !mygroup;
			char *groups[25];
			int num_groups = 0;
			char dup_group[512];
			int x;
			char *s;
			char *buffer;
			char *end;
			char *ext;
			char *form_enforced;
			int ienf = !myenforced;

			peer = peer_chanspy_ds->chan;

			ast_mutex_unlock(&peer_chanspy_ds->lock);

			if (peer == prev) {
				ast_channel_unlock(peer);
				chanspy_ds_free(peer_chanspy_ds);
				break;
			}

			if (ast_check_hangup(chan)) {
				ast_channel_unlock(peer);
				chanspy_ds_free(peer_chanspy_ds);
				break;
			}

			if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(peer)) {
				ast_channel_unlock(peer);
				continue;
			}

			if (ast_check_hangup(peer) || ast_test_flag(peer, AST_FLAG_SPYING)) {
				ast_channel_unlock(peer);
				continue;
			}

			if (mygroup) {
				if ((group = pbx_builtin_getvar_helper(peer, "SPYGROUP"))) {
					ast_copy_string(dup_group, group, sizeof(dup_group));
					num_groups = ast_app_separate_args(dup_group, ':', groups,
						ARRAY_LEN(groups));
				}

				for (x = 0; x < num_groups; x++) {
					if (!strcmp(mygroup, groups[x])) {
						igrp = 1;
						break;
					}
				}
			}

			if (!igrp) {
				ast_channel_unlock(peer);
				continue;
			}

			if (myenforced) {

				/* We don't need to allocate more space than just the
				length of (peer->name) for ext as we will cut the
				channel name's ending before copying into ext */

				ext = alloca(strlen(peer->name));

				form_enforced = alloca(strlen(myenforced) + 3);

				strcpy(form_enforced, ":");
				strcat(form_enforced, myenforced);
				strcat(form_enforced, ":");

				buffer = ast_strdupa(peer->name);
				
				if ((end = strchr(buffer, '-'))) {
					*end++ = ':';
					*end = '\0';
				}

				strcpy(ext, ":");
				strcat(ext, buffer);

				if (strcasestr(form_enforced, ext))
					ienf = 1;
			}

			if (!ienf)
				continue;

			strcpy(peer_name, "spy-");
			strncat(peer_name, peer->name, AST_NAME_STRLEN - 4 - 1);
			ptr = strchr(peer_name, '/');
			*ptr++ = '\0';

			for (s = peer_name; s < ptr; s++)
				*s = tolower(*s);
			/* We have to unlock the peer channel here to avoid a deadlock.
			 * So, when we need to dereference it again, we have to lock the 
			 * datastore and get the pointer from there to see if the channel 
			 * is still valid. */
			ast_channel_unlock(peer);

			if (!ast_test_flag(flags, OPTION_QUIET)) {
				if (ast_fileexists(peer_name, NULL, NULL) != -1) {
					res = ast_streamfile(chan, peer_name, chan->language);
					if (!res)
						res = ast_waitstream(chan, "");
					if (res) {
						chanspy_ds_free(peer_chanspy_ds);
						break;
					}
				} else
					res = ast_say_character_str(chan, peer_name, "", chan->language);
				if ((num = atoi(ptr)))
					ast_say_digits(chan, atoi(ptr), "", chan->language);
			}

			res = channel_spy(chan, peer_chanspy_ds, &volfactor, fd, flags, exitcontext);
			num_spyed_upon++;	

			if (res == -1) {
				chanspy_ds_free(peer_chanspy_ds);
				goto exit;
			} else if (res == -2) {
				res = 0;
				chanspy_ds_free(peer_chanspy_ds);
				goto exit;
			} else if (res > 1 && spec) {
				struct ast_channel *next;

				snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);

				if ((next = ast_get_channel_by_name_prefix_locked(nameprefix, strlen(nameprefix)))) {
					peer_chanspy_ds = chanspy_ds_free(peer_chanspy_ds);
					next_chanspy_ds = setup_chanspy_ds(next, &chanspy_ds);
				} else {
					/* stay on this channel, if it is still valid */

					ast_mutex_lock(&peer_chanspy_ds->lock);
					if (peer_chanspy_ds->chan) {
						ast_channel_lock(peer_chanspy_ds->chan);
						next_chanspy_ds = peer_chanspy_ds;
						peer_chanspy_ds = NULL;
					} else {
						/* the channel is gone */
						ast_mutex_unlock(&peer_chanspy_ds->lock);
						next_chanspy_ds = NULL;
					}
				}

				peer = NULL;
			}
		}
		if (res == -1 || ast_check_hangup(chan))
			break;
	}
exit:

	ast_clear_flag(chan, AST_FLAG_SPYING);

	ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);

	ast_mutex_lock(&chanspy_ds.lock);
	ast_mutex_unlock(&chanspy_ds.lock);
	ast_mutex_destroy(&chanspy_ds.lock);

	return res;
}
Пример #17
0
static int testserver_exec(struct ast_channel *chan, const char *data)
{
    int res = 0;
    char testid[80]="";
    char fn[80];
    FILE *f;
    if (ast_channel_state(chan) != AST_STATE_UP)
        res = ast_answer(chan);
    /* Read version */
    ast_debug(1, "Read client version\n");
    if (!res)
        res = ast_app_getdata(chan, NULL, testid, sizeof(testid) - 1, 0);
    if (res > 0)
        res = 0;

    ast_debug(1, "client version: %s\n", testid);
    ast_debug(1, "Transmit server version\n");

    res = ast_safe_sleep(chan, 1000);
    if (!res)
        res = ast_dtmf_stream(chan, NULL, "8378*1#", 0, 0);
    if (res > 0)
        res = 0;

    if (!res)
        res = ast_app_getdata(chan, NULL, testid, sizeof(testid) - 1, 0);
    ast_debug(1, "read test identifier: %s\n", testid);
    /* Check for sneakyness */
    if (strchr(testid, '/'))
        res = -1;
    if ((res >=0) && (!ast_strlen_zero(testid))) {
        /* Got a Test ID!  Whoo hoo! */
        /* Make the directory to hold the test results in case it's not there */
        snprintf(fn, sizeof(fn), "%s/testresults", ast_config_AST_LOG_DIR);
        ast_mkdir(fn, 0777);
        snprintf(fn, sizeof(fn), "%s/testresults/%s-server.txt", ast_config_AST_LOG_DIR, testid);
        if ((f = fopen(fn, "w+"))) {
            setlinebuf(f);
            fprintf(f, "SERVERCHAN:    %s\n", ast_channel_name(chan));
            fprintf(f, "SERVERTEST ID: %s\n", testid);
            fprintf(f, "ANSWER:        PASS\n");
            ast_debug(1, "Processing Test ID '%s'\n", testid);
            res = ast_safe_sleep(chan, 1000);
            if (!res) {
                /* Step 1: Send "1" */
                ast_debug(1, "TestServer: 1.  Send DTMF 1\n");
                res = ast_dtmf_stream(chan, NULL, "1", 0,0 );
                fprintf(f, "SEND DTMF 1:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 2: Wait for "2" */
                ast_debug(1, "TestServer: 2.  Wait DTMF 2\n");
                res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 2:   %s\n", (res != '2') ? "FAIL" : "PASS");
                if (res == '2')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                /* Step 3: Measure noise */
                ast_debug(1, "TestServer: 3.  Measure noise\n");
                res = measurenoise(chan, 6000, "TestServer");
                fprintf(f, "MEASURENOISE:  %s (%d)\n", (res < 0) ? "FAIL" : "PASS", res);
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 4: Send "4" */
                ast_debug(1, "TestServer: 4.  Send DTMF 4\n");
                res = ast_dtmf_stream(chan, NULL, "4", 0, 0);
                fprintf(f, "SEND DTMF 4:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 5: Wait one second */
                ast_debug(1, "TestServer: 5.  Wait one second\n");
                res = ast_safe_sleep(chan, 1000);
                fprintf(f, "WAIT 1 SEC:    %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 6: Measure noise */
                ast_debug(1, "TestServer: 6.  Measure tone\n");
                res = measurenoise(chan, 4000, "TestServer");
                fprintf(f, "MEASURETONE:   %s (%d)\n", (res < 0) ? "FAIL" : "PASS", res);
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 7: Send "5" */
                ast_debug(1, "TestServer: 7.  Send DTMF 5\n");
                res = ast_dtmf_stream(chan, NULL, "5", 0, 0);
                fprintf(f, "SEND DTMF 5:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 8: Transmit tone noise */
                ast_debug(1, "TestServer: 8.  Transmit tone\n");
                res = sendnoise(chan, 6000);
                fprintf(f, "SENDTONE:      %s\n", (res < 0) ? "FAIL" : "PASS");
            }

            if (!res || (res == '7')) {
                /* Step 9: Wait for "7" */
                ast_debug(1, "TestServer: 9.  Wait DTMF 7\n");
                if (!res)
                    res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 7:   %s\n", (res != '7') ? "FAIL" : "PASS");
                if (res == '7')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                res = ast_safe_sleep(chan, 1000);
            }
            if (!res) {
                /* Step 10: Send "8" */
                ast_debug(1, "TestServer: 10.  Send DTMF 8\n");
                res = ast_dtmf_stream(chan, NULL, "8", 0, 0);
                fprintf(f, "SEND DTMF 8:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 11: Wait for hangup to arrive! */
                ast_debug(1, "TestServer: 11.  Waiting for hangup\n");
                res = ast_safe_sleep(chan, 10000);
                fprintf(f, "WAIT HANGUP:   %s\n", (res < 0) ? "PASS" : "FAIL");
            }

            ast_log(LOG_NOTICE, "-- TEST COMPLETE--\n");
            fprintf(f, "-- END TEST--\n");
            fclose(f);
            res = -1;
        } else
            res = -1;
    } else {
        ast_log(LOG_NOTICE, "Did not read a test ID on '%s'\n", ast_channel_name(chan));
        res = -1;
    }
    return res;
}
Пример #18
0
int adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait)
{
	unsigned char *msgs[5] = { NULL, NULL, NULL, NULL, NULL };
	int msglens[5];
	int msgtypes[5];
	int newdatamode;
	int res;
	int x;
	int writeformat, readformat;
	int waitforswitch = 0;

	writeformat = chan->writeformat;
	readformat = chan->readformat;

	newdatamode = chan->adsicpe & ADSI_FLAG_DATAMODE;

	for (x=0;x<msglen;x+=(msg[x+1]+2)) {
		if (msg[x] == ADSI_SWITCH_TO_DATA) {
			ast_log(LOG_DEBUG, "Switch to data is sent!\n");
			waitforswitch++;
			newdatamode = ADSI_FLAG_DATAMODE;
		}
		
		if (msg[x] == ADSI_SWITCH_TO_VOICE) {
			ast_log(LOG_DEBUG, "Switch to voice is sent!\n");
			waitforswitch++;
			newdatamode = 0;
		}
	}
	msgs[0] = msg;

	msglens[0] = msglen;
	msgtypes[0] = msgtype;

	if (msglen > 253) {
		ast_log(LOG_WARNING, "Can't send ADSI message of %d bytes, too large\n", msglen);
		return -1;
	}

	ast_stopstream(chan);

	if (ast_set_write_format(chan, AST_FORMAT_ULAW)) {
		ast_log(LOG_WARNING, "Unable to set write format to ULAW\n");
		return -1;
	}

	if (ast_set_read_format(chan, AST_FORMAT_ULAW)) {
		ast_log(LOG_WARNING, "Unable to set read format to ULAW\n");
		if (writeformat) {
			if (ast_set_write_format(chan, writeformat)) 
				ast_log(LOG_WARNING, "Unable to restore write format to %d\n", writeformat);
		}
		return -1;
	}
	res = __adsi_transmit_messages(chan, msgs, msglens, msgtypes);

	if (dowait) {
		ast_log(LOG_DEBUG, "Wait for switch is '%d'\n", waitforswitch);
		while(waitforswitch-- && ((res = ast_waitfordigit(chan, 1000)) > 0)) { res = 0; ast_log(LOG_DEBUG, "Waiting for 'B'...\n"); }
	}
	
	if (!res)
		chan->adsicpe = (chan->adsicpe & ~ADSI_FLAG_DATAMODE) | newdatamode;

	if (writeformat)
		ast_set_write_format(chan, writeformat);
	if (readformat)
		ast_set_read_format(chan, readformat);

	if (!res)
		res = ast_safe_sleep(chan, 100 );
	return res;
}
Пример #19
0
static int common_exec(struct ast_channel *chan, const struct ast_flags *flags,
		       int volfactor, const int fd, const char *mygroup, const char *spec,
		       const char *exten, const char *context)
{
	char nameprefix[AST_NAME_STRLEN];
	char peer_name[AST_NAME_STRLEN + 5];
	signed char zero_volume = 0;
	int waitms;
	int res;
	char *ptr;
	int num;
	int num_spyed_upon = 1;
	struct chanspy_ds chanspy_ds = { 0, };

	ast_mutex_init(&chanspy_ds.lock);

	snprintf(chanspy_ds.unique_id, sizeof(chanspy_ds.unique_id), "%d", ast_atomic_fetchadd_int(&next_unique_id_to_use, +1));

	if (chan->_state != AST_STATE_UP)
		ast_answer(chan);

	ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */

	waitms = 100;

	for (;;) {
		struct chanspy_ds *peer_chanspy_ds = NULL, *next_chanspy_ds = NULL;
		struct ast_channel *prev = NULL, *peer = NULL;

		if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
			res = ast_streamfile(chan, "beep", chan->language);
			if (!res)
				res = ast_waitstream(chan, "");
			else if (res < 0) {
				ast_clear_flag(chan, AST_FLAG_SPYING);
				break;
			}
		}

		res = ast_waitfordigit(chan, waitms);
		if (res < 0) {
			ast_clear_flag(chan, AST_FLAG_SPYING);
			break;
		}
				
		/* reset for the next loop around, unless overridden later */
		waitms = 100;
		num_spyed_upon = 0;

		for (peer_chanspy_ds = next_channel(chan, prev, spec, exten, context, &chanspy_ds);
		     peer_chanspy_ds;
			 chanspy_ds_free(peer_chanspy_ds), prev = peer,
		     peer_chanspy_ds = next_chanspy_ds ? next_chanspy_ds : 
			 	next_channel(chan, prev, spec, exten, context, &chanspy_ds), next_chanspy_ds = NULL) {
			const char *group;
			int igrp = !mygroup;
			char *groups[25];
			int num_groups = 0;
			char dup_group[512];
			int x;
			char *s;

			peer = peer_chanspy_ds->chan;

			ast_mutex_unlock(&peer_chanspy_ds->lock);

			if (peer == prev) {
				ast_channel_unlock(peer);
				chanspy_ds_free(peer_chanspy_ds);
				break;
			}

			if (ast_check_hangup(chan)) {
				ast_channel_unlock(peer);
				chanspy_ds_free(peer_chanspy_ds);
				break;
			}

			if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(peer)) {
				ast_channel_unlock(peer);
				continue;
			}

			if (ast_check_hangup(peer) || ast_test_flag(peer, AST_FLAG_SPYING)) {
				ast_channel_unlock(peer);
				continue;
			}

			if (mygroup) {
				if ((group = pbx_builtin_getvar_helper(peer, "SPYGROUP"))) {
					ast_copy_string(dup_group, group, sizeof(dup_group));
					num_groups = ast_app_separate_args(dup_group, ':', groups,
									   sizeof(groups) / sizeof(groups[0]));
				}
				
				for (x = 0; x < num_groups; x++) {
					if (!strcmp(mygroup, groups[x])) {
						igrp = 1;
						break;
					}
				}
			}
			
			if (!igrp) {
				ast_channel_unlock(peer);
				continue;
			}

			strcpy(peer_name, "spy-");
			strncat(peer_name, peer->name, AST_NAME_STRLEN - 4 - 1);
			ptr = strchr(peer_name, '/');
			*ptr++ = '\0';
			
			for (s = peer_name; s < ptr; s++)
				*s = tolower(*s);

			/* We have to unlock the peer channel here to avoid a deadlock.
			 * So, when we need to dereference it again, we have to lock the 
			 * datastore and get the pointer from there to see if the channel 
			 * is still valid. */
			ast_channel_unlock(peer);

			if (!ast_test_flag(flags, OPTION_QUIET)) {
				if (ast_fileexists(peer_name, NULL, NULL) != -1) {
					res = ast_streamfile(chan, peer_name, chan->language);
					if (!res)
						res = ast_waitstream(chan, "");
					if (res) {
						chanspy_ds_free(peer_chanspy_ds);
						break;
					}
				} else
					res = ast_say_character_str(chan, peer_name, "", chan->language);
				if ((num = atoi(ptr))) 
					ast_say_digits(chan, atoi(ptr), "", chan->language);
			}
			
			res = channel_spy(chan, peer_chanspy_ds, &volfactor, fd, flags);
			num_spyed_upon++;	

			if (res == -1) {
				chanspy_ds_free(peer_chanspy_ds);
				break;
			} else if (res > 1 && spec) {
				struct ast_channel *next;

				snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);

				if ((next = ast_get_channel_by_name_prefix_locked(nameprefix, strlen(nameprefix)))) {
					peer_chanspy_ds = chanspy_ds_free(peer_chanspy_ds);
					next_chanspy_ds = setup_chanspy_ds(next, &chanspy_ds);
				} else {
					/* stay on this channel, if it is still valid */

					ast_mutex_lock(&peer_chanspy_ds->lock);
					if (peer_chanspy_ds->chan) {
						ast_channel_lock(peer_chanspy_ds->chan);
						next_chanspy_ds = peer_chanspy_ds;
						peer_chanspy_ds = NULL;
					} else {
						/* the channel is gone */
						ast_mutex_unlock(&peer_chanspy_ds->lock);
						next_chanspy_ds = NULL;
					}
				}

				peer = NULL;
			}
		}
		if (res == -1 || ast_check_hangup(chan))
			break;
	}
	
	ast_clear_flag(chan, AST_FLAG_SPYING);

	ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);

	ast_mutex_lock(&chanspy_ds.lock);
	ast_mutex_unlock(&chanspy_ds.lock);
	ast_mutex_destroy(&chanspy_ds.lock);

	return res;
}
Пример #20
0
static int testclient_exec(struct ast_channel *chan, const char *data)
{
    int res = 0;
    const char *testid=data;
    char fn[80];
    char serverver[80];
    FILE *f;

    /* Check for test id */
    if (ast_strlen_zero(testid)) {
        ast_log(LOG_WARNING, "TestClient requires an argument - the test id\n");
        return -1;
    }

    if (ast_channel_state(chan) != AST_STATE_UP)
        res = ast_answer(chan);

    /* Wait a few just to be sure things get started */
    res = ast_safe_sleep(chan, 3000);
    /* Transmit client version */
    if (!res)
        res = ast_dtmf_stream(chan, NULL, "8378*1#", 0, 0);
    ast_debug(1, "Transmit client version\n");

    /* Read server version */
    ast_debug(1, "Read server version\n");
    if (!res)
        res = ast_app_getdata(chan, NULL, serverver, sizeof(serverver) - 1, 0);
    if (res > 0)
        res = 0;
    ast_debug(1, "server version: %s\n", serverver);

    if (res > 0)
        res = 0;

    if (!res)
        res = ast_safe_sleep(chan, 1000);
    /* Send test id */
    if (!res)
        res = ast_dtmf_stream(chan, NULL, testid, 0, 0);
    if (!res)
        res = ast_dtmf_stream(chan, NULL, "#", 0, 0);
    ast_debug(1, "send test identifier: %s\n", testid);

    if ((res >=0) && (!ast_strlen_zero(testid))) {
        /* Make the directory to hold the test results in case it's not there */
        snprintf(fn, sizeof(fn), "%s/testresults", ast_config_AST_LOG_DIR);
        ast_mkdir(fn, 0777);
        snprintf(fn, sizeof(fn), "%s/testresults/%s-client.txt", ast_config_AST_LOG_DIR, testid);
        if ((f = fopen(fn, "w+"))) {
            setlinebuf(f);
            fprintf(f, "CLIENTCHAN:    %s\n", ast_channel_name(chan));
            fprintf(f, "CLIENTTEST ID: %s\n", testid);
            fprintf(f, "ANSWER:        PASS\n");
            res = 0;

            if (!res) {
                /* Step 1: Wait for "1" */
                ast_debug(1, "TestClient: 2.  Wait DTMF 1\n");
                res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 1:   %s\n", (res != '1') ? "FAIL" : "PASS");
                if (res == '1')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                res = ast_safe_sleep(chan, 1000);
            }
            if (!res) {
                /* Step 2: Send "2" */
                ast_debug(1, "TestClient: 2.  Send DTMF 2\n");
                res = ast_dtmf_stream(chan, NULL, "2", 0, 0);
                fprintf(f, "SEND DTMF 2:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 3: Wait one second */
                ast_debug(1, "TestClient: 3.  Wait one second\n");
                res = ast_safe_sleep(chan, 1000);
                fprintf(f, "WAIT 1 SEC:    %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 4: Measure noise */
                ast_debug(1, "TestClient: 4.  Measure noise\n");
                res = measurenoise(chan, 5000, "TestClient");
                fprintf(f, "MEASURENOISE:  %s (%d)\n", (res < 0) ? "FAIL" : "PASS", res);
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 5: Wait for "4" */
                ast_debug(1, "TestClient: 5.  Wait DTMF 4\n");
                res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 4:   %s\n", (res != '4') ? "FAIL" : "PASS");
                if (res == '4')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                /* Step 6: Transmit tone noise */
                ast_debug(1, "TestClient: 6.  Transmit tone\n");
                res = sendnoise(chan, 6000);
                fprintf(f, "SENDTONE:      %s\n", (res < 0) ? "FAIL" : "PASS");
            }
            if (!res || (res == '5')) {
                /* Step 7: Wait for "5" */
                ast_debug(1, "TestClient: 7.  Wait DTMF 5\n");
                if (!res)
                    res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 5:   %s\n", (res != '5') ? "FAIL" : "PASS");
                if (res == '5')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                /* Step 8: Wait one second */
                ast_debug(1, "TestClient: 8.  Wait one second\n");
                res = ast_safe_sleep(chan, 1000);
                fprintf(f, "WAIT 1 SEC:    %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 9: Measure noise */
                ast_debug(1, "TestClient: 9.  Measure tone\n");
                res = measurenoise(chan, 4000, "TestClient");
                fprintf(f, "MEASURETONE:   %s (%d)\n", (res < 0) ? "FAIL" : "PASS", res);
                if (res > 0)
                    res = 0;
            }
            if (!res) {
                /* Step 10: Send "7" */
                ast_debug(1, "TestClient: 10.  Send DTMF 7\n");
                res = ast_dtmf_stream(chan, NULL, "7", 0, 0);
                fprintf(f, "SEND DTMF 7:   %s\n", (res < 0) ? "FAIL" : "PASS");
                if (res > 0)
                    res =0;
            }
            if (!res) {
                /* Step 11: Wait for "8" */
                ast_debug(1, "TestClient: 11.  Wait DTMF 8\n");
                res = ast_waitfordigit(chan, 3000);
                fprintf(f, "WAIT DTMF 8:   %s\n", (res != '8') ? "FAIL" : "PASS");
                if (res == '8')
                    res = 0;
                else
                    res = -1;
            }
            if (!res) {
                res = ast_safe_sleep(chan, 1000);
            }
            if (!res) {
                /* Step 12: Hangup! */
                ast_debug(1, "TestClient: 12.  Hangup\n");
            }

            ast_debug(1, "-- TEST COMPLETE--\n");
            fprintf(f, "-- END TEST--\n");
            fclose(f);
            res = -1;
        } else
            res = -1;
    } else {
        ast_log(LOG_NOTICE, "Did not read a test ID on '%s'\n", ast_channel_name(chan));
        res = -1;
    }
    return res;
}
Пример #21
0
static int cpeid_exec(struct ast_channel *chan, void *idata)
{
	int res=0;
	struct localuser *u;
	unsigned char cpeid[4];
	int gotgeometry = 0;
	int gotcpeid = 0;
	int width, height, buttons;
	char data[4][80];
	char *stuff[4];

	LOCAL_USER_ADD(u);
	stuff[0] = data[0];
	stuff[1] = data[1];
	stuff[2] = data[2];
	stuff[3] = data[3];
	memset(data, 0, sizeof(data));
	strncpy(stuff[0], "** CPE Info **", sizeof(data[0]) - 1);
	strncpy(stuff[1], "Identifying CPE...", sizeof(data[1]) - 1);
	strncpy(stuff[2], "Please wait...", sizeof(data[2]) - 1);
	res = adsi_load_session(chan, NULL, 0, 1);
	if (res > 0) {
		cpeid_setstatus(chan, stuff, 0);
		res = adsi_get_cpeid(chan, cpeid, 0);
		if (res > 0) {
			gotcpeid = 1;
			if (option_verbose > 2)
				ast_verbose(VERBOSE_PREFIX_3 "Got CPEID of '%02x:%02x:%02x:%02x' on '%s'\n", cpeid[0], cpeid[1], cpeid[2], cpeid[3], chan->name);
		}
		if (res > -1) {
			strncpy(stuff[1], "Measuring CPE...", sizeof(data[1]) - 1);
			strncpy(stuff[2], "Please wait...", sizeof(data[2]) - 1);
			cpeid_setstatus(chan, stuff, 0);
			res = adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
			if (res > -1) {
				if (option_verbose > 2)
					ast_verbose(VERBOSE_PREFIX_3 "CPE has %d lines, %d columns, and %d buttons on '%s'\n", height, width, buttons, chan->name);
				gotgeometry = 1;
			}
		}
		if (res > -1) {
			if (gotcpeid)
				snprintf(stuff[1], sizeof(data[1]), "CPEID: %02x:%02x:%02x:%02x", cpeid[0], cpeid[1], cpeid[2], cpeid[3]);
			else
				strncpy(stuff[1], "CPEID Unknown", sizeof(data[1]) - 1);
			if (gotgeometry) 
				snprintf(stuff[2], sizeof(data[2]), "Geom: %dx%d, %d buttons", width, height, buttons);
			else
				strncpy(stuff[2], "Geometry unknown", sizeof(data[2]) - 1);
			strncpy(stuff[3], "Press # to exit", sizeof(data[3]) - 1);
			cpeid_setstatus(chan, stuff, 1);
			for(;;) {
				res = ast_waitfordigit(chan, 1000);
				if (res < 0)
					break;
				if (res == '#') {
					res = 0;
					break;
				}
			}
			adsi_unload_session(chan);
		}
	}
	LOCAL_USER_REMOVE(u);
	return res;
}
Пример #22
0
static int common_exec(struct ast_channel *chan, struct ast_flags *flags,
	int volfactor, const int fd, struct spy_dtmf_options *user_options,
	const char *mygroup, const char *myenforced, const char *spec, const char *exten,
	const char *context, const char *mailbox, const char *name_context)
{
	char nameprefix[AST_NAME_STRLEN];
	char peer_name[AST_NAME_STRLEN + 5];
	char exitcontext[AST_MAX_CONTEXT] = "";
	signed char zero_volume = 0;
	int waitms;
	int res;
	char *ptr;
	int num;
	int num_spyed_upon = 1;
	struct ast_channel_iterator *iter = NULL;

	if (ast_test_flag(flags, OPTION_EXIT)) {
		const char *c;
		ast_channel_lock(chan);
		if ((c = pbx_builtin_getvar_helper(chan, "SPY_EXIT_CONTEXT"))) {
			ast_copy_string(exitcontext, c, sizeof(exitcontext));
		} else if (!ast_strlen_zero(chan->macrocontext)) {
			ast_copy_string(exitcontext, chan->macrocontext, sizeof(exitcontext));
		} else {
			ast_copy_string(exitcontext, chan->context, sizeof(exitcontext));
		}
		ast_channel_unlock(chan);
	}

	if (chan->_state != AST_STATE_UP)
		ast_answer(chan);

	ast_set_flag(chan, AST_FLAG_SPYING); /* so nobody can spy on us while we are spying */

	waitms = 100;

	for (;;) {
		struct ast_autochan *autochan = NULL, *next_autochan = NULL;
		struct ast_channel *prev = NULL;

		if (!ast_test_flag(flags, OPTION_QUIET) && num_spyed_upon) {
			res = ast_streamfile(chan, "beep", chan->language);
			if (!res)
				res = ast_waitstream(chan, "");
			else if (res < 0) {
				ast_clear_flag(chan, AST_FLAG_SPYING);
				break;
			}
			if (!ast_strlen_zero(exitcontext)) {
				char tmp[2];
				tmp[0] = res;
				tmp[1] = '\0';
				if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
					goto exit;
				else
					ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
			}
		}

		/* Set up the iterator we'll be using during this call */
		if (!ast_strlen_zero(spec)) {
			iter = ast_channel_iterator_by_name_new(spec, strlen(spec));
		} else if (!ast_strlen_zero(exten)) {
			iter = ast_channel_iterator_by_exten_new(exten, context);
		} else {
			iter = ast_channel_iterator_all_new();
		}

		if (!iter) {
			return -1;
		}

		res = ast_waitfordigit(chan, waitms);
		if (res < 0) {
			ast_clear_flag(chan, AST_FLAG_SPYING);
			break;
		}
		if (!ast_strlen_zero(exitcontext)) {
			char tmp[2];
			tmp[0] = res;
			tmp[1] = '\0';
			if (!ast_goto_if_exists(chan, exitcontext, tmp, 1))
				goto exit;
			else
				ast_debug(2, "Exit by single digit did not work in chanspy. Extension %s does not exist in context %s\n", tmp, exitcontext);
		}

		/* reset for the next loop around, unless overridden later */
		waitms = 100;
		num_spyed_upon = 0;

		for (autochan = next_channel(iter, autochan, chan);
		     autochan;
			 prev = autochan->chan, ast_autochan_destroy(autochan),
		     autochan = next_autochan ? next_autochan : 
				next_channel(iter, autochan, chan), next_autochan = NULL) {
			int igrp = !mygroup;
			int ienf = !myenforced;
			char *s;

			if (autochan->chan == prev) {
				ast_autochan_destroy(autochan);
				break;
			}

			if (ast_check_hangup(chan)) {
				ast_autochan_destroy(autochan);
				break;
			}

			if (ast_test_flag(flags, OPTION_BRIDGED) && !ast_bridged_channel(autochan->chan)) {
				continue;
			}

			if (ast_check_hangup(autochan->chan) || ast_test_flag(autochan->chan, AST_FLAG_SPYING)) {
				continue;
			}

			if (mygroup) {
				int num_groups = 0;
				int num_mygroups = 0;
				char dup_group[512];
				char dup_mygroup[512];
				char *groups[NUM_SPYGROUPS];
				char *mygroups[NUM_SPYGROUPS];
				const char *group = NULL;
				int x;
				int y;
				ast_copy_string(dup_mygroup, mygroup, sizeof(dup_mygroup));
				num_mygroups = ast_app_separate_args(dup_mygroup, ':', mygroups,
					ARRAY_LEN(mygroups));

				/* Before dahdi scan was part of chanspy, it would use the "GROUP" variable 
				 * rather than "SPYGROUP", this check is done to preserve expected behavior */
				if (ast_test_flag(flags, OPTION_DAHDI_SCAN)) {
					group = pbx_builtin_getvar_helper(autochan->chan, "GROUP");
				} else {
					group = pbx_builtin_getvar_helper(autochan->chan, "SPYGROUP");
				}

				if (!ast_strlen_zero(group)) {
					ast_copy_string(dup_group, group, sizeof(dup_group));
					num_groups = ast_app_separate_args(dup_group, ':', groups,
						ARRAY_LEN(groups));
				}

				for (y = 0; y < num_mygroups; y++) {
					for (x = 0; x < num_groups; x++) {
						if (!strcmp(mygroups[y], groups[x])) {
							igrp = 1;
							break;
						}
					}
				}
			}

			if (!igrp) {
				continue;
			}
			if (myenforced) {
				char ext[AST_CHANNEL_NAME + 3];
				char buffer[512];
				char *end;

				snprintf(buffer, sizeof(buffer) - 1, ":%s:", myenforced);

				ast_copy_string(ext + 1, autochan->chan->name, sizeof(ext) - 1);
				if ((end = strchr(ext, '-'))) {
					*end++ = ':';
					*end = '\0';
				}

				ext[0] = ':';

				if (strcasestr(buffer, ext)) {
					ienf = 1;
				}
			}

			if (!ienf) {
				continue;
			}

			strcpy(peer_name, "spy-");
			strncat(peer_name, autochan->chan->name, AST_NAME_STRLEN - 4 - 1);
			ptr = strchr(peer_name, '/');
			*ptr++ = '\0';
			ptr = strsep(&ptr, "-");

			for (s = peer_name; s < ptr; s++)
				*s = tolower(*s);

			if (!ast_test_flag(flags, OPTION_QUIET)) {
				if (ast_test_flag(flags, OPTION_NAME)) {
					const char *local_context = S_OR(name_context, "default");
					const char *local_mailbox = S_OR(mailbox, ptr);
					res = ast_app_sayname(chan, local_mailbox, local_context);
				}
				if (!ast_test_flag(flags, OPTION_NAME) || res < 0) {
					if (!ast_test_flag(flags, OPTION_NOTECH)) {
						if (ast_fileexists(peer_name, NULL, NULL) > 0) {
							res = ast_streamfile(chan, peer_name, chan->language);
							if (!res) {
								res = ast_waitstream(chan, "");
							}
							if (res) {
								ast_autochan_destroy(autochan);
								break;
							}
						} else {
							res = ast_say_character_str(chan, peer_name, "", chan->language);
						}
					}
					if ((num = atoi(ptr)))
						ast_say_digits(chan, atoi(ptr), "", chan->language);
				}
			}

			res = channel_spy(chan, autochan, &volfactor, fd, user_options, flags, exitcontext);
			num_spyed_upon++;

			if (res == -1) {
				ast_autochan_destroy(autochan);
				goto exit;
			} else if (res == -2) {
				res = 0;
				ast_autochan_destroy(autochan);
				goto exit;
			} else if (res > 1 && spec) {
				struct ast_channel *next;

				snprintf(nameprefix, AST_NAME_STRLEN, "%s/%d", spec, res);

				if ((next = ast_channel_get_by_name_prefix(nameprefix, strlen(nameprefix)))) {
					next_autochan = ast_autochan_setup(next);
					next = ast_channel_unref(next);
				} else {
					/* stay on this channel, if it is still valid */
					if (!ast_check_hangup(autochan->chan)) {
						next_autochan = ast_autochan_setup(autochan->chan);
					} else {
						/* the channel is gone */
						next_autochan = NULL;
					}
				}
			} else if (res == 0 && ast_test_flag(flags, OPTION_EXITONHANGUP)) {
				goto exit;
			}
		}

		iter = ast_channel_iterator_destroy(iter);

		if (res == -1 || ast_check_hangup(chan))
			break;
		if (ast_test_flag(flags, OPTION_STOP) && !next_autochan) {
			break;
		}
	}
exit:

	ast_clear_flag(chan, AST_FLAG_SPYING);

	ast_channel_setoption(chan, AST_OPTION_TXGAIN, &zero_volume, sizeof(zero_volume), 0);

	return res;
}
Пример #23
0
static int _while_exec(struct ast_channel *chan, void *data, int end)
{
	int res=0;
	struct localuser *u;
	char *while_pri = NULL;
	char *goto_str = NULL, *my_name = NULL;
	char *condition = NULL, *label = NULL;
	char varname[VAR_SIZE], end_varname[VAR_SIZE];
	const char *prefix = "WHILE";
	size_t size=0;
	int used_index_i = -1, x=0;
	char used_index[VAR_SIZE] = "0", new_index[VAR_SIZE] = "0";
	
	if (!chan) {
		/* huh ? */
		return -1;
	}

	LOCAL_USER_ADD(u);

	/* dont want run away loops if the chan isn't even up
	   this is up for debate since it slows things down a tad ......
	*/
	if (ast_waitfordigit(chan,1) < 0)
		ALL_DONE(u,-1);


	for (x=0;;x++) {
		if (get_index(chan, prefix, x)) {
			used_index_i = x;
		} else 
			break;
	}
	
	snprintf(used_index, VAR_SIZE, "%d", used_index_i);
	snprintf(new_index, VAR_SIZE, "%d", used_index_i + 1);
	
	if (!end) {
		condition = ast_strdupa((char *) data);
	}

	size = strlen(chan->context) + strlen(chan->exten) + 32;
	my_name = alloca(size);
	memset(my_name, 0, size);
	snprintf(my_name, size, "%s_%s_%d", chan->context, chan->exten, chan->priority);
	
	if (ast_strlen_zero(label)) {
		if (end) 
			label = used_index;
		else if (!(label = pbx_builtin_getvar_helper(chan, my_name))) {
			label = new_index;
			pbx_builtin_setvar_helper(chan, my_name, label);
		}
		
	}
	
	snprintf(varname, VAR_SIZE, "%s_%s", prefix, label);
	while_pri = pbx_builtin_getvar_helper(chan, varname);
	
	if ((while_pri = pbx_builtin_getvar_helper(chan, varname)) && !end) {
		snprintf(end_varname,VAR_SIZE,"END_%s",varname);
	}
	

	if (!end && !pbx_checkcondition(condition)) {
		/* Condition Met (clean up helper vars) */
		pbx_builtin_setvar_helper(chan, varname, NULL);
		pbx_builtin_setvar_helper(chan, my_name, NULL);
        snprintf(end_varname,VAR_SIZE,"END_%s",varname);
		if ((goto_str=pbx_builtin_getvar_helper(chan, end_varname))) {
			ast_parseable_goto(chan, goto_str);
			pbx_builtin_setvar_helper(chan, end_varname, NULL);
		} else {
			int pri = find_matching_endwhile(chan);
			if (pri > 0) {
				if (option_verbose > 2)
					ast_verbose(VERBOSE_PREFIX_3 "Jumping to priority %d\n", pri);
				chan->priority = pri;
			} else {
				ast_log(LOG_WARNING, "Couldn't find matching EndWhile? (While at %s@%s priority %d)\n", chan->context, chan->exten, chan->priority);
			}
		}
		ALL_DONE(u,res);
	}

	if (!end && !while_pri) {
		size = strlen(chan->context) + strlen(chan->exten) + 32;
		goto_str = alloca(size);
		memset(goto_str, 0, size);
		snprintf(goto_str, size, "%s|%s|%d", chan->context, chan->exten, chan->priority);
		pbx_builtin_setvar_helper(chan, varname, goto_str);
	} 

	else if (end && while_pri) {
		/* END of loop */
		snprintf(end_varname, VAR_SIZE, "END_%s", varname);
		if (! pbx_builtin_getvar_helper(chan, end_varname)) {
			size = strlen(chan->context) + strlen(chan->exten) + 32;
			goto_str = alloca(size);
			memset(goto_str, 0, size);
			snprintf(goto_str, size, "%s|%s|%d", chan->context, chan->exten, chan->priority+1);
			pbx_builtin_setvar_helper(chan, end_varname, goto_str);
		}
		ast_parseable_goto(chan, while_pri);
	}
	



	ALL_DONE(u, res);
}