[PATCH] Add Content-Length header to mimic official pulse client

[Jon DeVree]

The official pulse client sends in a fixed "Content-Length: 256" header
with these two HTTP requests. Some versions of the VPN server will
reject requests with an HTTP 400 error if they do not have this header.

Signed-off-by: Jon DeVree <nuxi at vault24.org>
---
 oncp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/oncp.c b/oncp.c
index cc9a223..2bf1571 100644
--- a/oncp.c
+++ b/oncp.c
@@ -562,6 +562,7 @@ int oncp_connect(struct openconnect_info *vpninfo)
 
  	buf_append(reqbuf, "POST /dana/js?prot=1&svc=1 HTTP/1.1\r\n");
 	oncp_common_headers(vpninfo, reqbuf);
+	buf_append(reqbuf, "Content-Length: 256\r\n");
 	buf_append(reqbuf, "\r\n");
 
 	if (buf_error(reqbuf)) {
@@ -606,6 +607,7 @@ int oncp_connect(struct openconnect_info *vpninfo)
 	buf_truncate(reqbuf);
 	buf_append(reqbuf, "POST /dana/js?prot=1&svc=4 HTTP/1.1\r\n");
 	oncp_common_headers(vpninfo, reqbuf);
+	buf_append(reqbuf, "Content-Length: 256\r\n");
 	buf_append(reqbuf, "\r\n");
 
 	if (buf_error(reqbuf)) {
-- 
2.9.3