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v/thirdparty/vschannel/vschannel.h
2019-08-25 21:27:12 +03:00

50 lines
1.1 KiB
C

#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <winsock.h>
#include <wincrypt.h>
#include <wintrust.h>
#include <schannel.h>
#define SECURITY_WIN32
#include <security.h>
#include <sspi.h>
#define vsc_init_resp_buff_size 44000
#define IO_BUFFER_SIZE 0x10000
#define TLS_MAX_BUFSIZ 32768
// Define here to be sure
#define SP_PROT_TLS1_2_CLIENT 0x00000800
static struct TlsContext new_tls_context();
static void vschannel_init();
static void vschannel_cleanup();
static INT request(INT iport, CHAR *host, CHAR *req, CHAR **out);
static SECURITY_STATUS https_make_request(
CHAR *req, CHAR **out, int *length);
static INT connect_to_server(CHAR *host, INT port_number);
static LONG disconnect_from_server();
static SECURITY_STATUS perform_client_handshake(
CHAR *host, SecBuffer *pExtraData);
static SECURITY_STATUS client_handshake_loop(
BOOL fDoInitialRead, SecBuffer *pExtraData);
static DWORD verify_server_certificate(
PCCERT_CONTEXT pServerCert, PSTR host, DWORD dwCertFlags);
static SECURITY_STATUS create_credentials();
static void get_new_client_credentials();