From d2c4ca4fa91d9496f5b7a5f2dc1c6b66bb52ced8 Mon Sep 17 00:00:00 2001
From: Andreas Eversberg <jolly@eversberg.eu>
Date: Sun, 1 May 2016 19:51:56 +0200
Subject: Implementation of Advanced Mobile Phone Service (AMPS)

---
 src/common/call.c  | 68 ++++++++++++++++++++++++++++++++++++++++++++++--------
 src/common/debug.c |  1 +
 src/common/debug.h | 11 +++++----
 3 files changed, 65 insertions(+), 15 deletions(-)

(limited to 'src/common')

diff --git a/src/common/call.c b/src/common/call.c
index d49ff1f..e656409 100644
--- a/src/common/call.c
+++ b/src/common/call.c
@@ -34,17 +34,26 @@ extern int use_mncc_sock;
 extern int send_patterns;
 
 /* stream patterns/announcements */
-int16_t *outoforder_spl = NULL;
 int16_t *ringback_spl = NULL;
+int16_t *hangup_spl = NULL;
 int16_t *busy_spl = NULL;
+int16_t *noanswer_spl = NULL;
+int16_t *outoforder_spl = NULL;
+int16_t *invalidnumber_spl = NULL;
 int16_t *congestion_spl = NULL;
-int outoforder_size = 0;
 int ringback_size = 0;
+int hangup_size = 0;
 int busy_size = 0;
+int noanswer_size = 0;
+int outoforder_size = 0;
+int invalidnumber_size = 0;
 int congestion_size = 0;
-int outoforder_max = 0;
 int ringback_max = 0;
+int hangup_max = 0;
 int busy_max = 0;
+int noanswer_max = 0;
+int outoforder_max = 0;
+int invalidnumber_max = 0;
 int congestion_max = 0;
 
 enum call_state {
@@ -59,9 +68,12 @@ enum call_state {
 enum audio_pattern {
 	PATTERN_NONE = 0,
 	PATTERN_RINGBACK,
+	PATTERN_HANGUP,
 	PATTERN_BUSY,
-	PATTERN_CONGESTION,
+	PATTERN_NOANSWER,
 	PATTERN_OUTOFORDER,
+	PATTERN_INVALIDNUMBER,
+	PATTERN_CONGESTION,
 };
 
 void get_pattern(const int16_t **spl, int *size, int *max, enum audio_pattern pattern)
@@ -76,16 +88,26 @@ void get_pattern(const int16_t **spl, int *size, int *max, enum audio_pattern pa
 		*size = ringback_size;
 		*max = ringback_max;
 		break;
+	case PATTERN_HANGUP:
+		if (!hangup_spl)
+			goto no_hangup;
+		*spl = hangup_spl;
+		*size = hangup_size;
+		*max = hangup_max;
+		break;
 	case PATTERN_BUSY:
+no_hangup:
+no_noanswer:
 		*spl = busy_spl;
 		*size = busy_size;
 		*max = busy_max;
 		break;
-	case PATTERN_CONGESTION:
-no_outoforder:
-		*spl = congestion_spl;
-		*size = congestion_size;
-		*max = congestion_max;
+	case PATTERN_NOANSWER:
+		if (!noanswer_spl)
+			goto no_noanswer;
+		*spl = noanswer_spl;
+		*size = noanswer_size;
+		*max = noanswer_max;
 		break;
 	case PATTERN_OUTOFORDER:
 		if (!outoforder_spl)
@@ -94,6 +116,20 @@ no_outoforder:
 		*size = outoforder_size;
 		*max = outoforder_max;
 		break;
+	case PATTERN_INVALIDNUMBER:
+		if (!invalidnumber_spl)
+			goto no_invalidnumber;
+		*spl = invalidnumber_spl;
+		*size = invalidnumber_size;
+		*max = invalidnumber_max;
+		break;
+	case PATTERN_CONGESTION:
+no_outoforder:
+no_invalidnumber:
+		*spl = congestion_spl;
+		*size = congestion_size;
+		*max = congestion_max;
+		break;
 	default:
 		;
 	}
@@ -150,14 +186,26 @@ static enum audio_pattern cause2pattern(int cause)
 	int pattern;
 
 	switch (cause) {
+	case CAUSE_NORMAL:
+		pattern = PATTERN_HANGUP;
+		break;
 	case CAUSE_BUSY:
 		pattern = PATTERN_BUSY;
 		break;
+	case CAUSE_NOANSWER:
+		pattern = PATTERN_NOANSWER;
+		break;
 	case CAUSE_OUTOFORDER:
 		pattern = PATTERN_OUTOFORDER;
 		break;
-	default:
+	case CAUSE_INVALNUMBER:
+		pattern = PATTERN_INVALIDNUMBER;
+		break;
+	case CAUSE_NOCHANNEL:
 		pattern = PATTERN_CONGESTION;
+		break;
+	default:
+		pattern = PATTERN_HANGUP;
 	}
 
 	return pattern;
diff --git a/src/common/debug.c b/src/common/debug.c
index 61f303c..296b189 100644
--- a/src/common/debug.c
+++ b/src/common/debug.c
@@ -44,6 +44,7 @@ struct debug_cat {
 	{ "bnetz", "\033[1;34m" },
 	{ "cnetz", "\033[1;34m" },
 	{ "nmt", "\033[1;34m" },
+	{ "amps", "\033[1;34m" },
 	{ "frame", "\033[0;36m" },
 	{ "call", "\033[1;37m" },
 	{ "mncc", "\033[1;32m" },
diff --git a/src/common/debug.h b/src/common/debug.h
index 67b020a..a6c07b9 100644
--- a/src/common/debug.h
+++ b/src/common/debug.h
@@ -11,11 +11,12 @@
 #define DBNETZ		4
 #define DCNETZ		5
 #define DNMT		6
-#define DFRAME		7
-#define DCALL		8
-#define DMNCC		9
-#define DDB		10
-#define DTRANS		11
+#define DAMPS		7
+#define DFRAME		8
+#define DCALL		9
+#define DMNCC		10
+#define DDB		11
+#define DTRANS		12
 
 #define PDEBUG(cat, level, fmt, arg...) _printdebug(__FILE__, __FUNCTION__, __LINE__, cat, level, fmt, ## arg)
 void _printdebug(const char *file, const char *function, int line, int cat, int level, const char *fmt, ...);
-- 
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