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/*
FreeRDP: A Remote Desktop Protocol client.
Credential Security Support Provider (CredSSP)
Copyright 2010 Marc-Andre Moreau <marcandre.moreau@gmail.com>
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef __CREDSSP_H
#define __CREDSSP_H
#include "secure.h"
#include "ntlmssp.h"
struct rdp_credssp
{
DATABLOB negoToken;
DATABLOB pubKeyAuth;
DATABLOB authInfo;
int send_seq_num;
DATABLOB public_key;
DATABLOB ts_credentials;
CryptoRc4 rc4_seal_state;
struct _NTLMSSP *ntlmssp;
struct rdp_sec * sec;
};
typedef struct rdp_credssp rdpCredssp;
int credssp_authenticate(rdpCredssp *credssp);
void credssp_send(rdpCredssp *credssp, DATABLOB *negoToken, DATABLOB *pubKeyAuth, DATABLOB *authInfo);
int credssp_recv(rdpCredssp *credssp, DATABLOB *negoToken, DATABLOB *pubKeyAuth, DATABLOB *authInfo);
void credssp_encrypt_public_key(rdpCredssp *credssp, DATABLOB *d);
void credssp_encrypt_ts_credentials(rdpCredssp *credssp, DATABLOB *d);
int credssp_verify_public_key(rdpCredssp *credssp, DATABLOB *d);
void credssp_encode_ts_credentials(rdpCredssp *credssp);
void credssp_current_time(uint8* timestamp);
void credssp_rc4k(uint8* key, int length, uint8* plaintext, uint8* ciphertext);
rdpCredssp* credssp_new(rdpSec *sec);
void credssp_free(rdpCredssp *credssp);
#endif // __CREDSSP_H
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