FreeRDP/include/freerdp/crypto/tls.h

112 lines
3.8 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Transport Layer Security
*
* Copyright 2011-2012 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 FREERDP_CRYPTO_TLS_H
#define FREERDP_CRYPTO_TLS_H
#include "crypto.h"
#include "certificate.h"
#include <winpr/crt.h>
#include <winpr/sspi.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <winpr/stream.h>
#define TLS_ALERT_LEVEL_WARNING 1
#define TLS_ALERT_LEVEL_FATAL 2
#define TLS_ALERT_DESCRIPTION_CLOSE_NOTIFY 0
#define TLS_ALERT_DESCRIPTION_UNEXPECTED_MESSAGE 10
#define TLS_ALERT_DESCRIPTION_BAD_RECORD_MAC 20
#define TLS_ALERT_DESCRIPTION_DECRYPTION_FAILED 21
#define TLS_ALERT_DESCRIPTION_RECORD_OVERFLOW 22
#define TLS_ALERT_DESCRIPTION_DECOMPRESSION_FAILURE 30
#define TLS_ALERT_DESCRIPTION_HANSHAKE_FAILURE 40
#define TLS_ALERT_DESCRIPTION_NO_CERTIFICATE 41
#define TLS_ALERT_DESCRIPTION_BAD_CERTIFICATE 42
#define TLS_ALERT_DESCRIPTION_UNSUPPORTED_CERTIFICATE 43
#define TLS_ALERT_DESCRIPTION_CERTIFICATE_REVOKED 44
#define TLS_ALERT_DESCRIPTION_CERTIFICATE_EXPIRED 45
#define TLS_ALERT_DESCRIPTION_CERTIFICATE_UNKNOWN 46
#define TLS_ALERT_DESCRIPTION_ILLEGAL_PARAMETER 47
#define TLS_ALERT_DESCRIPTION_UNKNOWN_CA 48
#define TLS_ALERT_DESCRIPTION_ACCESS_DENIED 49
#define TLS_ALERT_DESCRIPTION_DECODE_ERROR 50
#define TLS_ALERT_DESCRIPTION_DECRYPT_ERROR 51
#define TLS_ALERT_DESCRIPTION_EXPORT_RESTRICTION 60
#define TLS_ALERT_DESCRIPTION_PROTOCOL_VERSION 70
#define TLS_ALERT_DESCRIPTION_INSUFFICIENT_SECURITY 71
#define TLS_ALERT_DESCRIPTION_INTERNAL_ERROR 80
#define TLS_ALERT_DESCRIPTION_USER_CANCELED 90
#define TLS_ALERT_DESCRIPTION_NO_RENEGOTIATION 100
#define TLS_ALERT_DESCRIPTION_UNSUPPORTED_EXTENSION 110
typedef struct rdp_tls rdpTls;
struct rdp_tls
{
SSL* ssl;
BIO* bio;
void* tsg;
int sockfd;
SSL_CTX* ctx;
BYTE* PublicKey;
BIO_METHOD* methods;
DWORD PublicKeyLength;
rdpSettings* settings;
SecPkgContext_Bindings* Bindings;
rdpCertificateStore* certificate_store;
char* hostname;
int port;
int alertLevel;
int alertDescription;
};
FREERDP_API int tls_connect(rdpTls* tls);
FREERDP_API BOOL tls_accept(rdpTls* tls, const char* cert_file, const char* privatekey_file);
FREERDP_API BOOL tls_disconnect(rdpTls* tls);
FREERDP_API int tls_read(rdpTls* tls, BYTE* data, int length);
FREERDP_API int tls_write(rdpTls* tls, BYTE* data, int length);
FREERDP_API int tls_write_all(rdpTls* tls, BYTE* data, int length);
FREERDP_API int tls_wait_read(rdpTls* tls);
FREERDP_API int tls_wait_write(rdpTls* tls);
FREERDP_API int tls_set_alert_code(rdpTls* tls, int level, int description);
FREERDP_API BOOL tls_match_hostname(char *pattern, int pattern_length, char *hostname);
FREERDP_API int tls_verify_certificate(rdpTls* tls, CryptoCert cert, char* hostname, int port);
FREERDP_API void tls_print_certificate_error(char* hostname, char* fingerprint, char* hosts_file);
FREERDP_API void tls_print_certificate_name_mismatch_error(char* hostname, char* common_name, char** alt_names, int alt_names_count);
FREERDP_API BOOL tls_print_error(char* func, SSL* connection, int value);
FREERDP_API rdpTls* tls_new(rdpSettings* settings);
FREERDP_API void tls_free(rdpTls* tls);
#endif /* FREERDP_CRYPTO_TLS_H */