add dial regexs

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@352 a93c3328-9c30-0410-af19-c9cd2b2d52af

libs/openzap/conf/openzap.conf.xml

@@ -5,10 +5,14 @@
   <analog_spans>
     <span id="1">
       <param name="tonegroup" value="us"/>
-      <param name="digit_timeout" value="2000"/>
-      <param name="max_digits" value="11"/>
+      <param name="digit-timeout" value="2000"/>
+      <param name="max-digits" value="11"/>
       <param name="dialplan" value="XML"/>
       <param name="context" value="default"/>
+      <!-- regex to stop dialing when it matches -->
+      <!--<param name="dial-regex" value="5555"/>-->
+      <!-- regex to stop dialing when it does not match -->
+      <!--<param name="fail-dial-regex" value="^5"/>-->
     </span>
   </analog_spans>
 </configuration>

libs/openzap/mod_openzap/mod_openzap.c

@@ -35,7 +35,8 @@
 #include "zap_isdn.h"
 
 SWITCH_MODULE_LOAD_FUNCTION(mod_openzap_load);
-SWITCH_MODULE_DEFINITION(mod_openzap, mod_openzap_load, NULL, NULL);
+SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_openzap_shutdown);
+SWITCH_MODULE_DEFINITION(mod_openzap, mod_openzap_load, mod_openzap_shutdown, NULL);
 
 switch_endpoint_interface_t *openzap_endpoint_interface;
 
@@ -46,6 +47,9 @@ struct span_config {
 	zap_span_t *span;
 	char dialplan[80];
 	char context[80];
+	char dial_regex[256];
+	char fail_dial_regex[256];
+
 };
 
 static struct span_config SPAN_CONFIG[ZAP_MAX_SPANS_INTERFACE] = {0};
@@ -974,6 +978,42 @@ static ZIO_SIGNAL_CB_FUNCTION(on_fxs_signal)
 			cycle_foreground(sigmsg->channel, 1);
 		}
 		break;
+
+    case ZAP_SIGEVENT_COLLECTED_DIGIT:
+		{
+			char *dtmf = sigmsg->raw_data;
+			char *regex = SPAN_CONFIG[sigmsg->channel->span->span_id].dial_regex;
+			char *fail_regex = SPAN_CONFIG[sigmsg->channel->span->span_id].fail_dial_regex;
+			
+			if (switch_strlen_zero(regex)) {
+				regex = NULL;
+			}
+
+			if (switch_strlen_zero(fail_regex)) {
+				fail_regex = NULL;
+			}
+
+			if ((regex || fail_regex) && !switch_strlen_zero(dtmf)) {
+				switch_regex_t *re = NULL;
+				int ovector[30];
+				int match = 0;
+
+				if (fail_regex) {
+					match = switch_regex_perform(dtmf, fail_regex, &re, ovector, sizeof(ovector) / sizeof(ovector[0]));
+					status = match ? ZAP_SUCCESS : ZAP_BREAK;
+					switch_regex_safe_free(re);
+				}
+
+				if (status == ZAP_SUCCESS && regex) {
+					match = switch_regex_perform(dtmf, regex, &re, ovector, sizeof(ovector) / sizeof(ovector[0]));
+					status = match ? ZAP_BREAK : ZAP_SUCCESS;
+				}
+				
+				switch_regex_safe_free(re);
+			}
+
+		}
+		break;
 	}
 
 	return status;
@@ -1036,15 +1076,17 @@ static ZIO_SIGNAL_CB_FUNCTION(on_isdn_signal)
 
 static ZIO_SIGNAL_CB_FUNCTION(on_analog_signal)
 {
+	switch_status_t status;
+	
 	switch (sigmsg->channel->type) {
 	case ZAP_CHAN_TYPE_FXO:
 		{
-			on_fxo_signal(sigmsg);
+			status = on_fxo_signal(sigmsg);
 		}
 		break;
 	case ZAP_CHAN_TYPE_FXS:
 		{
-			on_fxs_signal(sigmsg);
+			status = on_fxs_signal(sigmsg);
 		}
 		break;
 	default: 
@@ -1055,7 +1097,7 @@ static ZIO_SIGNAL_CB_FUNCTION(on_analog_signal)
 		break;
 	}
 
-	return ZAP_SUCCESS;
+	return status;
 }
 
 static void zap_logger(char *file, const char *func, int line, int level, char *fmt, ...)
@@ -1105,6 +1147,8 @@ static switch_status_t load_config(void)
 			char *tonegroup = NULL;
 			char *digit_timeout = NULL;
 			char *max_digits = NULL;
+			char *dial_regex = NULL;
+			char *fail_dial_regex = NULL;
 			uint32_t span_id = 0, to = 0, max = 0;
 			zap_span_t *span = NULL;
 
@@ -1114,13 +1158,17 @@ static switch_status_t load_config(void)
 
 				if (!strcasecmp(var, "tonegroup")) {
 					tonegroup = val;
-				} else if (!strcasecmp(var, "digit_timeout")) {
+				} else if (!strcasecmp(var, "digit_timeout") || !strcasecmp(var, "digit-timeout")) {
 					digit_timeout = val;
 				} else if (!strcasecmp(var, "context")) {
 					context = val;
 				} else if (!strcasecmp(var, "dialplan")) {
 					dialplan = val;
-				} else if (!strcasecmp(var, "max_digits")) {
+				} else if (!strcasecmp(var, "dial-regex")) {
+					dial_regex = val;
+				} else if (!strcasecmp(var, "fail-dial-regex")) {
+					fail_dial_regex = val;
+				} else if (!strcasecmp(var, "max_digits") || !strcasecmp(var, "max-digits")) {
 					digit_timeout = val;
 				}
 			}
@@ -1154,10 +1202,17 @@ static switch_status_t load_config(void)
 			}
 
 			SPAN_CONFIG[span->span_id].span = span;
-			switch_copy_string(SPAN_CONFIG[span->span_id].context, context, sizeof(SPAN_CONFIG[span->span_id].context));
-			switch_copy_string(SPAN_CONFIG[span->span_id].dialplan, dialplan, sizeof(SPAN_CONFIG[span->span_id].dialplan));
+			switch_set_string(SPAN_CONFIG[span->span_id].context, context);
+			switch_set_string(SPAN_CONFIG[span->span_id].dialplan, dialplan);
+
+			if (dial_regex) {
+				switch_set_string(SPAN_CONFIG[span->span_id].dial_regex, dial_regex);
+			}
+
+			if (fail_dial_regex) {
+				switch_set_string(SPAN_CONFIG[span->span_id].fail_dial_regex, fail_dial_regex);
+			}
 
-			
 			zap_analog_start(span);
 		}
 	}
@@ -1255,7 +1310,11 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_openzap_load)
 	return SWITCH_STATUS_SUCCESS;
 }
 
-
+SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_openzap_shutdown)
+{
+	zap_global_destroy();
+	return SWITCH_STATUS_SUCCESS;
+}
 
 /* For Emacs:
  * Local Variables:

libs/openzap/src/include/openzap.h

@@ -518,6 +518,8 @@ void print_bits(uint8_t *b, int bl, char *buf, int blen, int e, uint8_t ss);
 void print_hex_bytes(uint8_t *data, zap_size_t dlen, char *buf, zap_size_t blen);
 int zap_hash_equalkeys(void *k1, void *k2);
 uint32_t zap_hash_hashfromstring(void *ky);
+uint32_t zap_running(void);
+
 ZIO_CODEC_FUNCTION(zio_slin2ulaw);
 ZIO_CODEC_FUNCTION(zio_ulaw2slin);
 ZIO_CODEC_FUNCTION(zio_slin2alaw);

libs/openzap/src/include/zap_types.h

@@ -180,10 +180,11 @@ typedef enum {
 	ZAP_SIGEVENT_ALARM_TRAP,
 	ZAP_SIGEVENT_ALARM_CLEAR,
 	ZAP_SIGEVENT_MISC,
+	ZAP_SIGEVENT_COLLECTED_DIGIT,
 	ZAP_SIGEVENT_INVALID
 } zap_signal_event_t;
 #define SIGNAL_STRINGS "START", "STOP", "TRANSFER", "ANSWER", "UP", "FLASH", "PROGRESS", \
-		"PROGRESS_MEDIA", "NOTIFY", "TONE_DETECTED", "ALARM_TRAP", "ALARM_CLEAR", "MISC", "INVALID"
+		"PROGRESS_MEDIA", "NOTIFY", "TONE_DETECTED", "ALARM_TRAP", "ALARM_CLEAR", "MISC", "COLLECTED_DIGIT", "INVALID"
 ZAP_STR2ENUM_P(zap_str2zap_signal_event, zap_signal_event2str, zap_signal_event_t)
 
 typedef enum {
@@ -205,7 +206,8 @@ typedef enum {
 	ZAP_TIMEOUT,
 	ZAP_NOTIMPL,
 	ZAP_CHECKSUM_ERROR,
-	ZAP_STATUS_COUNT
+	ZAP_STATUS_COUNT,
+	ZAP_BREAK
 } zap_status_t;
 
 typedef enum {

libs/openzap/src/zap_analog.c

@@ -177,7 +177,7 @@ static void *zap_analog_channel_run(zap_thread_t *me, void *obj)
 	zap_size_t dtmf_offset = 0;
 	zap_analog_data_t *analog_data = zchan->span->signal_data;
 	zap_channel_t *closed_chan;
-	uint32_t state_counter = 0, elapsed = 0, interval = 0, last_digit = 0, indicate = 0, dial_timeout = 30000;
+	uint32_t state_counter = 0, elapsed = 0, collecting = 0, interval = 0, last_digit = 0, indicate = 0, dial_timeout = 30000;
 	zap_sigmsg_t sig;
 	zap_status_t status;
 	
@@ -490,17 +490,24 @@ static void *zap_analog_channel_run(zap_thread_t *me, void *obj)
 				zap_log(ZAP_LOG_DEBUG, "DTMF %s\n", dtmf + dtmf_offset);
 				if (zchan->state == ZAP_CHANNEL_STATE_DIALTONE) {
 					zap_set_state_locked(zchan, ZAP_CHANNEL_STATE_COLLECT);
+					collecting = 1;
 				}
 				dtmf_offset = strlen(dtmf);
 				last_digit = elapsed;
+				sig.event_id = ZAP_SIGEVENT_COLLECTED_DIGIT;
+				sig.raw_data = dtmf;
+				if (analog_data->sig_cb(&sig) == ZAP_BREAK) {
+					collecting = 0;
+				}
 			}
 		}
 
 
-		if (last_digit && ((elapsed - last_digit > analog_data->digit_timeout) || strlen(dtmf) > analog_data->max_dialstr)) {
+		if (last_digit && (!collecting || ((elapsed - last_digit > analog_data->digit_timeout) || strlen(dtmf) > analog_data->max_dialstr))) {
 			zap_log(ZAP_LOG_DEBUG, "Number obtained [%s]\n", dtmf);
 			zap_set_state_locked(zchan, ZAP_CHANNEL_STATE_IDLE);
 			last_digit = 0;
+			collecting = 0;
 		}
 
 		if (zap_channel_wait(zchan, &flags, interval * 2) != ZAP_SUCCESS) {
@@ -741,7 +748,7 @@ static void *zap_analog_run(zap_thread_t *me, void *obj)
 
 	zap_log(ZAP_LOG_DEBUG, "ANALOG thread starting.\n");
 
-	while(zap_test_flag(analog_data, ZAP_ANALOG_RUNNING)) {
+	while(zap_running() && zap_test_flag(analog_data, ZAP_ANALOG_RUNNING)) {
 		int waitms = 10;
 		zap_status_t status;
 

libs/openzap/src/zap_io.c

@@ -85,6 +85,7 @@ static struct {
 	zap_mutex_t *mutex;
 	struct zap_span spans[ZAP_MAX_SPANS_INTERFACE];
 	uint32_t span_index;
+	uint32_t running;
 } globals;
 
 
@@ -1965,6 +1966,7 @@ zap_status_t zap_global_init(void)
 	}
 
 	if (load_config() == ZAP_SUCCESS) {
+		globals.running = 1;
 		return ZAP_SUCCESS;
 	}
 
@@ -1972,6 +1974,10 @@ zap_status_t zap_global_init(void)
 	return ZAP_FAIL;
 }
 
+uint32_t zap_running(void)
+{
+	return globals.running;
+}
 
 
 zap_status_t zap_global_destroy(void)
@@ -1980,6 +1986,8 @@ zap_status_t zap_global_destroy(void)
 	time_end();
 	
 	zap_span_close_all();
+	globals.running = 0;
+	zap_sleep(200);
 
 	for(i = 1; i <= globals.span_index; i++) {
 		zap_span_t *cur_span = &globals.spans[i];

libs/openzap/src/zap_isdn.c

@@ -508,7 +508,7 @@ static __inline__ void check_events(zap_span_t *span)
 		break;
 	case ZAP_FAIL:
 		{
-			zap_log(ZAP_LOG_DEBUG, "Event Failure!\n");
+			zap_log(ZAP_LOG_DEBUG, "Event Failure! %d\n", zap_running());
 		}
 		break;
 	default:
@@ -532,7 +532,7 @@ static void *zap_isdn_run(zap_thread_t *me, void *obj)
 
 	Q921Start(&isdn_data->q921);
 
-	while(zap_test_flag(isdn_data, ZAP_ISDN_RUNNING)) {
+	while(zap_running() && zap_test_flag(isdn_data, ZAP_ISDN_RUNNING)) {
 		zap_wait_flag_t flags = ZAP_READ;
 		zap_status_t status = zap_channel_wait(isdn_data->dchan, &flags, 100);