From 0e6a1a44203fab41348c045bc746854273956d4b Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 23 Feb 2006 14:42:47 +0000
Subject: [PATCH] Peter Su's SOCKS4 fix

---
 lib/url.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/lib/url.c b/lib/url.c
index 60172b395..53a53e9a2 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -1822,7 +1822,7 @@ ConnectionStore(struct SessionHandle *data,
 */
 static int handleSock4Proxy(struct connectdata *conn)
 {
-  unsigned char socksreq[600]; /* room for large user/pw (255 max each) */
+  unsigned char socksreq[9]; /* room for SOCKS4 request */
   int result;
   CURLcode code;
   curl_socket_t sock = conn->sock[FIRSTSOCKET];
@@ -1893,8 +1893,13 @@ static int handleSock4Proxy(struct connectdata *conn)
   }
 
   /*
-  * Make connection
-  */
+   * This is currently not supporting "Identification Protocol (RFC1413)".
+   */
+  socksreq[8] = 0; /* NUL ending the nonexistent userid */
+
+  /*
+   * Make connection
+   */
   {
     ssize_t actualread;
     ssize_t written;