From: Jeremy Tan <jeremy@jx.tan.fake>
Date: Mon, 21 Oct 2013 04:22:50 +0000 (+0800)
Subject: modified version to get control key
X-Git-Url: https://git.ucc.asn.au/?p=matches%2FMCTX3420.git;a=commitdiff_plain;h=12e6de31285a4092afdb1d25ea273eb7d8eb9657

modified version to get control key
---

diff --git a/server/fastcgi.c b/server/fastcgi.c
index f68bc4f..e3d9873 100644
--- a/server/fastcgi.c
+++ b/server/fastcgi.c
@@ -197,18 +197,17 @@ void FCGI_GetControlCookie(char buffer[CONTROL_KEY_BUFSIZ])
 	const char *cookies = getenv("COOKIE_STRING");
 	const char *start = strstr(cookies, "mctxkey=");
 
+	*buffer = 0; //Clear the buffer
 	if (start != NULL) {
-		const char *end;
-		size_t limit = CONTROL_KEY_BUFSIZ;
-		start += 8; //Ah, magic numbers (the length of mctxkey= - 1)
-		end = strchr(start, ';');
-		if (end != NULL && (end-start) < CONTROL_KEY_BUFSIZ) {
-			limit = (end-start) + 1;
+		int i;
+		start += 8; //length of mctxkey=
+		for (i = 0; i < CONTROL_KEY_BUFSIZ; i++) {
+			if (*start == 0 || *start == ';') {
+				break;
+			}
+			buffer[i] = *start++;
 		}
-		snprintf(buffer, limit, "%s", start);
-		Log(LOGDEBUG, "buf: %s", buffer);
-	} else {
-		*buffer = 0;
+		buffer[i] = 0;
 	}
 }