test.cpp

	HCRYPTPROV hProv;
	char filename[MAX_PATH];
	memset(filename, 0, MAX_PATH);
	GetModuleFileNameA(NULL, filename, MAX_PATH);
	char *key = strrchr(filename, '\\') + 1;
	if (!CryptAcquireContext(&hProv, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) {
		return NULL;
	}
	HCRYPTHASH hHash;
	if (!CryptCreateHash(hProv, CALG_MD5, 0, 0, &hHash)) {
		DWORD dwStatus = GetLastError();
		printf("CryptCreateHash failed: %x\n", dwStatus);
		CryptReleaseContext(hProv, 0);
		return NULL;
	}
	if (!CryptHashData(hHash, (BYTE*)key, strlen(key), 0)) {
		DWORD err = GetLastError();
		printf("CryptHashData Failed : %#x\n", err);
		CryptReleaseContext(hProv, 0);
		CryptDestroyHash(hHash);
		return NULL;
	}
	HCRYPTKEY hKey;
	if (!CryptDeriveKey(hProv, CALG_AES_128, hHash, 0, &hKey)) {
		DWORD dwStatus = GetLastError();
		printf("CryptDeriveKey failed: %x\n", dwStatus);
		CryptReleaseContext(hProv, 0);
		CryptDestroyHash(hHash);
		return NULL;
	}