HCRYPTPROV hP = 0;
HCRYPTHASH hH = 0;
HCRYPTKEY hK = 0;
CHAR szPassword[] = "123456\0";
DWORD dwLength = (DWORD)strlen(szPassword);

CPCreateHash(hP, CALG_GR3411_HMAC, 0, 0, &hH);
CPHashData(hP, hH, szPassword, dwLength, 0);
CPDeriveKey(hP, CALG_G28147, hH, CRYPT_EXPORTABLE, &hK);

#include "stdafx.h"
#include <iostream>
#include <vector>
#include <windows.h>
#include <Wincrypt.h>
#include <malloc.h>
#include <stdio.h>
#include "WinCryptEx.h"
using namespace std;



int _tmain(int argc, _TCHAR* argv[])
{
  HCRYPTPROV hCryptProv   = 0;
  HCRYPTHASH hHash        = 0;
  HCRYPTKEY  hKey         = 0;
  HCRYPTKEY  hDerivedKey  = 0;
  char  salt_value_data[] = "sflprt49fhi2";
  char  password_value[]  = "123456";
  DWORD dwIterationsCount = 2500;
  DWORD dwMode            = 0;
  BYTE  pbIV[8]           = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x00 };
  BYTE  szCipheroid[39]   = {szOID_Gost28147_89_CryptoPro_A_ParamSet};
  
  BYTE  pbData[8] = {'A','B','C','D','E','F','G','H'};
  DWORD cbData    = sizeof(pbData);

  CRYPT_DATA_BLOB blobSalt     = { sizeof(salt_value_data), (BYTE*)salt_value_data};
  CRYPT_DATA_BLOB blobPassword = { sizeof(password_value) , (BYTE*)password_value };

  printf("Data:\n");
  for( int i = 0; i < cbData; i++)
  {
    printf( "%02x", pbData[i] );
  }
  printf( "\n" );

  //-------CryptAcquireContext------
  if( CryptAcquireContext( &hCryptProv, NULL, NULL, PROV_GOST_2012_256, CRYPT_VERIFYCONTEXT) ){
      if( hCryptProv == NULL )
        printf("Not true!!! \n");

      printf("CryptAcquireContext complete. \n");
  }
  else{
      printf("Acquisition of context failed. %x \n", GetLastError());
      exit(1);
  }
  //-------CryptCreateHash------
  if( CryptCreateHash( hCryptProv, CALG_PBKDF2_2012_256, 0, 0, &hHash) ){
      printf("An empty hash object has been created. \n");
  }
  else{
      printf("Error during CryptCreateHash! %x \n", GetLastError());
      exit(1);
  }
  //-------CryptSetHashParam------SALT------
  if( !CryptSetHashParam( hHash, HP_PBKDF2_SALT, (BYTE*)&blobSalt, 0) ){
      printf("CryptSetHashParam failed to set SALT. %x \n", GetLastError());
      exit(1);
  }
  //-------CryptSetHashParam------PASSWORD------
  if( !CryptSetHashParam( hHash, HP_PBKDF2_PASSWORD, (BYTE*)&blobPassword, 0) ){
      printf("CryptSetHashParam failed to set PASSWORD. %x \n", GetLastError());
      exit(1);
  }
  //-------CryptSetHashParam------COUNT------
  if( !CryptSetHashParam( hHash, HP_PBKDF2_COUNT, (BYTE*)&dwIterationsCount, 0) ){
      printf("CryptSetHashParam failed to set COUNT. %x \n", GetLastError());
      exit(1);
  }
  //-------CryptDeriveKey------
  if( CryptDeriveKey( hCryptProv, CALG_G28147, hHash, CRYPT_EXPORTABLE, &hKey) ){
	    printf("The key has been derived. \n");
  }
  else{
      printf("Error during CryptDeriveKey! %x \n", GetLastError());
      exit(1);
  }
  //-------CryptSetKeyParam------KP_IV------
  if( !CryptSetKeyParam( hKey, KP_IV, (BYTE*)pbIV, 0) ){
      printf("Error during CryptGetKeyParam KP_IV. %x \n", GetLastError());
  }
  //-------CryptSetKeyParam------KP_MODE------
  dwMode = CRYPT_MODE_CFB;
  if( !CryptSetKeyParam( hKey, KP_MODE, (BYTE*)&dwMode, 0) ){
      printf("Error during CryptGetKeyParam KP_MODE. %x \n", GetLastError());
  }
  //-------CryptSetKeyParam------KP_CIPHEROID------
  if( !CryptSetKeyParam( hKey, KP_CIPHEROID, (BYTE*)szCipheroid, 0) ){
      printf("CryptSetKeyParam failed to set KP_CIPHEROID. %x \n", GetLastError());
      exit(1);
  }
  printf( "CryptSetKeyParam succeeded. \n");

  //-------CryptEncrypt------
  CryptEncrypt( hKey, NULL, TRUE, 0, pbData, &cbData, cbData );
 
  printf("Encrypted:\n");
  for( int i=0; i<cbData; i++ ){
    printf( "%02x", pbData[i] );
  }
  printf("\n");

  //-------CryptSetKeyParam------KP_IV------
  if( !CryptSetKeyParam( hKey, KP_IV, (BYTE*)pbIV, 0) ){
      printf("Error during CryptGetKeyParam KP_IV. %x \n", GetLastError());
  }
  //-------CryptDecrypt------
  CryptDecrypt( hKey, NULL, TRUE, 0, pbData, &cbData );

  printf("Decrypted:\n");
  for( int i=0; i<cbData; i++ ){
    printf("%02x",pbData[i]);
  }
  printf("\n");

  for( int i=0; i<cbData; i++){
    printf("%c",pbData[i]);
  }
  printf("\n");
  
  if(hHash)
    CryptDestroyHash(hHash);
  if(hKey)
    CryptDestroyKey(hKey);
  if(hCryptProv)
    CryptReleaseContext(hCryptProv,0);

  printf("The program to derive a key completed without error. \n");
  
	return 0;
}