From 15365b86af89ba02a8f74063c793236bbd882a0a Mon Sep 17 00:00:00 2001
From: Vic Lee <llyzs@163.com>
Date: Sat, 20 Aug 2011 21:41:40 +0800
Subject: [PATCH] server: send valid client license error pdu.

---
 libfreerdp-core/connection.c |  3 +++
 libfreerdp-core/license.c    | 23 +++++++++++++++++++++++
 libfreerdp-core/license.h    |  2 ++
 3 files changed, 28 insertions(+)

diff --git a/libfreerdp-core/connection.c b/libfreerdp-core/connection.c
index d433ec582..dea5c3187 100644
--- a/libfreerdp-core/connection.c
+++ b/libfreerdp-core/connection.c
@@ -250,6 +250,9 @@ boolean rdp_server_accept_client_info(rdpRdp* rdp, STREAM* s)
 	if (!rdp_read_client_info(rdp, s))
 		return False;
 
+	if (!license_send_valid_client_error_packet(rdp->license))
+		return False;
+
 	return True;
 }
 
diff --git a/libfreerdp-core/license.c b/libfreerdp-core/license.c
index cec75f4e9..51fb23785 100644
--- a/libfreerdp-core/license.c
+++ b/libfreerdp-core/license.c
@@ -827,6 +827,29 @@ void license_send_platform_challenge_response_packet(rdpLicense* license)
 	license_send(license, s, PLATFORM_CHALLENGE_RESPONSE);
 }
 
+
+/**
+ * Send Server License Error - Valid Client Packet.\n
+ * @msdn{cc241922}
+ * @param license license module
+ */
+
+boolean license_send_valid_client_error_packet(rdpLicense* license)
+{
+	STREAM* s;
+
+	s = license_send_stream_init(license);
+
+	stream_write_uint32(s, STATUS_VALID_CLIENT); /* dwErrorCode */
+	stream_write_uint32(s, ST_NO_TRANSITION); /* dwStateTransition */
+
+	license_write_binary_blob(s, license->error_info);
+
+	license_send(license, s, ERROR_ALERT);
+
+	return True;
+}
+
 /**
  * Instantiate new license module.
  * @param rdp RDP module
diff --git a/libfreerdp-core/license.h b/libfreerdp-core/license.h
index bdea85c84..a1b3993d8 100644
--- a/libfreerdp-core/license.h
+++ b/libfreerdp-core/license.h
@@ -193,6 +193,8 @@ void license_send_new_license_request_packet(rdpLicense* license);
 void license_write_platform_challenge_response_packet(rdpLicense* license, STREAM* s, uint8* mac_data);
 void license_send_platform_challenge_response_packet(rdpLicense* license);
 
+boolean license_send_valid_client_error_packet(rdpLicense* license);
+
 rdpLicense* license_new(rdpRdp* rdp);
 void license_free(rdpLicense* license);