From f47b84b57ff74915820d26efc30459158bbe5c9c Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Thu, 4 Feb 2010 17:17:19 +0000
Subject: Validate server port argument

---
 tests/server/rtspd.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'tests/server/rtspd.c')

diff --git a/tests/server/rtspd.c b/tests/server/rtspd.c
index 6c3366bb4..7a5ef62a3 100644
--- a/tests/server/rtspd.c
+++ b/tests/server/rtspd.c
@@ -1174,7 +1174,16 @@ int main(int argc, char *argv[])
     else if(!strcmp("--port", argv[arg])) {
       arg++;
       if(argc>arg) {
-        port = (unsigned short)atoi(argv[arg]);
+        char *endptr;
+        long lnum = -1;
+        lnum = strtol(argv[arg], &endptr, 10);
+        if((endptr != argv[arg] + strlen(argv[arg])) ||
+           (lnum < 1025L) || (lnum > 65535L)) {
+          fprintf(stderr, "rtspd: invalid --port argument (%s)\n",
+                  argv[arg]);
+          return 0;
+        }
+        port = (unsigned short)(lnum & 0xFFFFL);
         arg++;
       }
     }
-- 
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