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[u/mdw/putty] / proxy.c

diff --git a/proxy.c b/proxy.c
index 169be0d..dd5c428 100644 (file)
--- a/proxy.c
+++ b/proxy.c
@@ -161,10 +161,14 @@ static void sk_proxy_set_frozen (Socket s, int is_frozen)
         */
         while (!ps->freeze && bufchain_size(&ps->pending_input_data) > 0) {
            void *data;
+           char databuf[512];
            int len;
            bufchain_prefix(&ps->pending_input_data, &data, &len);
-           plug_receive(ps->plug, 0, data, len);
+           if (len > lenof(databuf))
+               len = lenof(databuf);
+           memcpy(databuf, data, len);
            bufchain_consume(&ps->pending_input_data, len);
+           plug_receive(ps->plug, 0, databuf, len);
        }
 
        /* if we're still frozen, we'll have to wait for another
@@ -586,8 +590,14 @@ int proxy_http_negotiate (Proxy_Socket p, int change)
            /* get the status line */
            len = bufchain_size(&p->pending_input_data);
            assert(len > 0);           /* or we wouldn't be here */
-           data = snewn(len, char);
+           data = snewn(len+1, char);
            bufchain_fetch(&p->pending_input_data, data, len);
+           /*
+            * We must NUL-terminate this data, because Windows
+            * sscanf appears to require a NUL at the end of the
+            * string because it strlens it _first_. Sigh.
+            */
+           data[len] = '\0';
 
            eol = get_line_end(data, len);
            if (eol < 0) {