From: michael <michael>
Date: Sun, 2 Jul 2006 11:52:15 +0000 (+0000)
Subject: line parsing fixes
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/record-dvb/commitdiff_plain/1e93139aeb2830429aaf13978bf90b9f75569a1e?ds=inline

line parsing fixes
---

diff --git a/sap.c b/sap.c
index 85ec2c3..6a8ef79 100644
--- a/sap.c
+++ b/sap.c
@@ -31,7 +31,7 @@ struct sdp_info {
 
 struct sdp_info *parse_sdp(char *sdp, int len)
 {
-	char *pos;
+	char *pos, *line;
 	static struct sdp_info sdpinfo;
 
 	/* RFC 2327
@@ -47,7 +47,7 @@ struct sdp_info *parse_sdp(char *sdp, int len)
 
 	bzero(&sdpinfo, sizeof(struct sdp_info));
 
-	pos = sdp;
+	pos = line = sdp;
 	while(*pos != 0 && (pos-sdp) < len) {
 		if (*pos == 0x0d)
 			*pos = 0;
@@ -55,55 +55,55 @@ struct sdp_info *parse_sdp(char *sdp, int len)
 		if (*pos == 0x0a) {
 			*pos = 0;
 
-			if (!strncasecmp("s=", sdp, 2)) {
-				sdpinfo.service = sdp + 2;
-			} else if (!strncasecmp("c=", sdp, 2)) {
+			if (!strncasecmp("s=", line, 2)) {
+				sdpinfo.service = line + 2;
+			} else if (!strncasecmp("c=", line, 2)) {
 				int poscnt = 0;
 
-				sdp += 2;
-				while (*sdp != 0) {
-					if (poscnt == 2 && *sdp == '/') {
-						*sdp = 0;
+				line += 2;
+				while (*line != 0) {
+					if (poscnt == 2 && *line == '/') {
+						*line = 0;
 						break;
 					}
 
-					if (*sdp == ' ') {
-						*sdp = 0;
+					if (*line == ' ') {
+						*line = 0;
 						poscnt++;
 
 						/* c=<network type> <address type> <connection address> */
 						if (poscnt == 2)
-							sdpinfo.host = sdp + 1;
+							sdpinfo.host = line + 1;
 
 						if (poscnt > 2)
 							break;
 					}
-					sdp++;
+					line++;
 				}
-			} else if (!strncasecmp("m=", sdp, 2)) {
+			} else if (!strncasecmp("m=", line, 2)) {
 				int poscnt = 0;
 
-				sdp += 2;
-				while (*sdp != 0) {
-					if (*sdp == ' ') {
-						*sdp = 0;
+				line += 2;
+				while (*line != 0) {
+					if (*line == ' ') {
+						*line = 0;
 						poscnt++;
 
 						/* m=<media> <port> <transport> <fmt list> */
 						if (poscnt == 1)
-							sdpinfo.port = sdp + 1;
+							sdpinfo.port = line + 1;
 
 						if (poscnt == 2)
-							sdpinfo.proto = sdp + 1;
+							sdpinfo.proto = line + 1;
 
 						if (poscnt > 2)
 							break;
 					}
-					sdp++;
+					line++;
 				}
 			}
 
-			sdp = ++pos;
+			line = ++pos;
 			continue;
 		}
 		pos++;