[svn-commits] mnicholson: branch mnicholson/chan-mobile-refactor r773 - /team/mnicholson/ch...

SVN commits to the Digium repositories svn-commits at lists.digium.com
Wed Feb 11 15:43:59 CST 2009


Author: mnicholson
Date: Wed Feb 11 15:43:58 2009
New Revision: 773

URL: http://svn.digium.com/svn-view/asterisk-addons?view=rev&rev=773
Log:
implemented hfp_parse_clip() and used it to simplify caller id parsing for the
headset profile

Modified:
    team/mnicholson/chan-mobile-refactor/channels/chan_mobile.c

Modified: team/mnicholson/chan-mobile-refactor/channels/chan_mobile.c
URL: http://svn.digium.com/svn-view/asterisk-addons/team/mnicholson/chan-mobile-refactor/channels/chan_mobile.c?view=diff&rev=773&r1=772&r2=773
==============================================================================
--- team/mnicholson/chan-mobile-refactor/channels/chan_mobile.c (original)
+++ team/mnicholson/chan-mobile-refactor/channels/chan_mobile.c Wed Feb 11 15:43:58 2009
@@ -355,6 +355,7 @@
 static int hfp_init_sms(struct hfp_pvt *pvt);
 static int hfp_wait(struct hfp_pvt *pvt);
 static int hfp_parse_ciev(struct hfp_pvt *pvt, char *buf, int *value);
+static char *hfp_parse_clip(struct hfp_pvt *pvt, char *buf);
 
 static int hfp_brsf2int(struct hfp_hf *hf);
 static struct hfp_ag *hfp_int2brsf(int brsf, struct hfp_ag *ag);
@@ -1617,6 +1618,52 @@
 
 	pvt->cind_state[i] = *value;
 	return pvt->cind_index[i];
+}
+
+/*
+ * \brief Parse a CLIP event.
+ * \param pvt an hfp_pvt struct
+ * \param buf the buffer to parse (null terminated)
+ * @note buf will be modified when the CID string is parsed
+ * \return NULL on error (parse error) or a pointer to the caller id
+ * inforamtion in buf
+ * success
+ */
+static char *hfp_parse_clip(struct hfp_pvt *pvt, char *buf) {
+	int i, state;
+	char *clip;
+	size_t s;
+
+	/* parse clip info in the following format:
+	 * +CLIP: "123456789",128,...
+	 */
+	state = 0;
+	s = strlen(buf);
+	for (i = 0; i < s && state != 3; i++) {
+		switch (state) {
+		case 0: /* search for start of the number (") */
+			if (buf[i] == '"') {
+				state++;
+			}
+			break;
+		case 1: /* mark the number */
+			clip = &buf[i];
+			state++;
+			break;
+		case 2: /* search for the end of the number (") */
+			if (buf[i] == '"') {
+				buf[i] = '\0';
+				state++;
+			}
+			break;
+		}
+	}
+
+	if (state != 3) {
+		return NULL;
+	}
+
+	return clip;
 }
 
 /*
@@ -2195,7 +2242,7 @@
 	struct hfp_pvt *hfp = pvt->hfp;
 	struct ast_channel *chn;
 	char buf[256];
-	char cid_num[AST_MAX_EXTENSION], *pcids, *pcide;
+	char cid_num[AST_MAX_EXTENSION], *clip;
 	int t, i, smsi;
 	int group, group2;
 	int callp = 0, callsetupp;
@@ -2398,12 +2445,9 @@
 				break;
 			case MBL_STATE_RING:
 				cid_num[0] = 0x00;
-				if ((pcids = strstr(buf, "+CLIP:"))) {
-					if ((pcids = strchr(pcids, '"'))) {
-						if ((pcide = strchr(pcids+1, '"'))) {
-							strncpy(cid_num, pcids+1, pcide - pcids - 1);
-							cid_num[pcide - pcids - 1] = 0x00;
-						}
+				if (at_msg == AT_CLIP) {
+					if ((clip = hfp_parse_clip(hfp, buf))) {
+						ast_copy_string(cid_num, clip, sizeof(cid_num));
 					}
 					chn = mbl_new(AST_STATE_RING, pvt, cid_num);
 					if (chn) {




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