From e803c82044c16bfdace47dd4c9ab45ff42dafeb3 Mon Sep 17 00:00:00 2001
From: Andy Green <andy.green@linaro.org>
Date: Thu, 14 Feb 2013 23:18:10 +0800
Subject: [PATCH] create user alloc for http if requested

Signed-off-by: Andy Green <andy.green@linaro.org>
---
 lib/handshake.c            | 7 +++++++
 libwebsockets-api-doc.html | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/lib/handshake.c b/lib/handshake.c
index 0c2cecf..74e67cd 100644
--- a/lib/handshake.c
+++ b/lib/handshake.c
@@ -118,6 +118,13 @@ libwebsocket_read(struct libwebsocket_context *context,
 
 			lwsl_info("HTTP request for '%s'\n", lws_hdr_simple_ptr(wsi, WSI_TOKEN_GET_URI));
 
+			if (libwebsocket_ensure_user_space(wsi) == NULL) {
+				/* drop the header info */
+				if (wsi->u.hdr.ah)
+					free(wsi->u.hdr.ah);
+				goto bail;
+			}
+
 			wsi->state = WSI_STATE_HTTP;
 			n = 0;
 			if (wsi->protocol->callback)
diff --git a/libwebsockets-api-doc.html b/libwebsockets-api-doc.html
index 17d9e5b..b041e74 100644
--- a/libwebsockets-api-doc.html
+++ b/libwebsockets-api-doc.html
@@ -611,6 +611,11 @@ That's important because it uses a slot in the
 total number of client connections allowed set
 by MAX_CLIENTS.
 </blockquote>
+<h3>LWS_CALLBACK_HTTP_WRITEABLE</h3>
+<blockquote>
+you can write more down the http protocol
+link now.
+</blockquote>
 <h3>LWS_CALLBACK_HTTP_FILE_COMPLETION</h3>
 <blockquote>
 a file requested to be send down
-- 
2.7.4