From 351fb11521ef2fc176098a2c1404f50c6d6ff681 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Moreau?= <marcandre.moreau@gmail.com>
Date: Mon, 23 Apr 2012 15:10:18 -0400
Subject: [PATCH] libfreerdp-core: fix signing of messages with TSG

---
 libfreerdp-core/rpc.c | 4 +++-
 libfreerdp-core/rpc.h | 2 ++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/libfreerdp-core/rpc.c b/libfreerdp-core/rpc.c
index 4c586bf2a..7f0c1ba81 100644
--- a/libfreerdp-core/rpc.c
+++ b/libfreerdp-core/rpc.c
@@ -738,7 +738,7 @@ int rpc_tsg_write(rdpRpc* rpc, uint8* data, int length, uint16 opnum)
 	Message.ulVersion = SECBUFFER_VERSION;
 	Message.pBuffers = (PSecBuffer) &Buffers;
 
-	encrypt_status = ntlm->table->EncryptMessage(&ntlm->context, 0, &Message, 0);
+	encrypt_status = ntlm->table->EncryptMessage(&ntlm->context, 0, &Message, rpc->send_seq_num++);
 
 	if (encrypt_status != SEC_E_OK)
 	{
@@ -952,6 +952,8 @@ rdpRpc* rpc_new(rdpSettings* settings)
 		rpc->ReceiveWindow = 0x00010000;
 		rpc->VirtualConnection = rpc_client_virtual_connection_new(rpc);
 
+		rpc->send_seq_num = 0;
+
 		rpc->settings = settings;
 
 		rpc->ntlm = ntlm_new();
diff --git a/libfreerdp-core/rpc.h b/libfreerdp-core/rpc.h
index bc5ddb904..735c4ddcc 100644
--- a/libfreerdp-core/rpc.h
+++ b/libfreerdp-core/rpc.h
@@ -651,6 +651,8 @@ struct rdp_rpc
 
 	RpcVirtualConnection* VirtualConnection;
 
+	int send_seq_num;
+
 	uint32 call_id;
 	uint32 pipe_call_id;
 };