/**
 * WinPR: Windows Portable Runtime
 * Cryptography API: Next Generation
 *
 * Copyright 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 WINPR_BCRYPT_H
#define WINPR_BCRYPT_H

#include <winpr/winpr.h>
#include <winpr/wtypes.h>

typedef PVOID BCRYPT_HANDLE;
typedef PVOID BCRYPT_ALG_HANDLE;
typedef PVOID BCRYPT_KEY_HANDLE;
typedef PVOID BCRYPT_HASH_HANDLE;
typedef PVOID BCRYPT_SECRET_HANDLE;

#define BCRYPT_RSA_ALGORITHM				L"RSA"
#define BCRYPT_RSA_SIGN_ALGORITHM			L"RSA_SIGN"
#define BCRYPT_DH_ALGORITHM				L"DH"
#define BCRYPT_DSA_ALGORITHM				L"DSA"
#define BCRYPT_RC2_ALGORITHM				L"RC2"
#define BCRYPT_RC4_ALGORITHM				L"RC4"
#define BCRYPT_AES_ALGORITHM				L"AES"
#define BCRYPT_DES_ALGORITHM				L"DES"
#define BCRYPT_DESX_ALGORITHM				L"DESX"
#define BCRYPT_3DES_ALGORITHM				L"3DES"
#define BCRYPT_3DES_112_ALGORITHM			L"3DES_112"
#define BCRYPT_MD2_ALGORITHM				L"MD2"
#define BCRYPT_MD4_ALGORITHM				L"MD4"
#define BCRYPT_MD5_ALGORITHM				L"MD5"
#define BCRYPT_SHA1_ALGORITHM				L"SHA1"
#define BCRYPT_SHA256_ALGORITHM				L"SHA256"
#define BCRYPT_SHA384_ALGORITHM				L"SHA384"
#define BCRYPT_SHA512_ALGORITHM				L"SHA512"
#define BCRYPT_AES_GMAC_ALGORITHM			L"AES-GMAC"
#define BCRYPT_ECDSA_P256_ALGORITHM			L"ECDSA_P256"
#define BCRYPT_ECDSA_P384_ALGORITHM			L"ECDSA_P384"
#define BCRYPT_ECDSA_P521_ALGORITHM			L"ECDSA_P521"
#define BCRYPT_ECDH_P256_ALGORITHM			L"ECDH_P256"
#define BCRYPT_ECDH_P384_ALGORITHM			L"ECDH_P384"
#define BCRYPT_ECDH_P521_ALGORITHM			L"ECDH_P521"
#define BCRYPT_RNG_ALGORITHM				L"RNG"
#define BCRYPT_RNG_FIPS186_DSA_ALGORITHM		L"FIPS186DSARNG"
#define BCRYPT_RNG_DUAL_EC_ALGORITHM			L"DUALECRNG"

#define MS_PRIMITIVE_PROVIDER				L"Microsoft Primitive Provider"

#define BCRYPT_ALG_HANDLE_HMAC_FLAG			0x00000008
#define BCRYPT_PROV_DISPATCH				0x00000001

#define BCRYPT_OBJECT_LENGTH				L"ObjectLength"
#define BCRYPT_ALGORITHM_NAME				L"AlgorithmName"
#define BCRYPT_PROVIDER_HANDLE				L"ProviderHandle"
#define BCRYPT_CHAINING_MODE				L"ChainingMode"
#define BCRYPT_BLOCK_LENGTH				L"BlockLength"
#define BCRYPT_KEY_LENGTH				L"KeyLength"
#define BCRYPT_KEY_OBJECT_LENGTH			L"KeyObjectLength"
#define BCRYPT_KEY_STRENGTH				L"KeyStrength"
#define BCRYPT_KEY_LENGTHS				L"KeyLengths"
#define BCRYPT_BLOCK_SIZE_LIST				L"BlockSizeList"
#define BCRYPT_EFFECTIVE_KEY_LENGTH			L"EffectiveKeyLength"
#define BCRYPT_HASH_LENGTH				L"HashDigestLength"
#define BCRYPT_HASH_OID_LIST				L"HashOIDList"
#define BCRYPT_PADDING_SCHEMES				L"PaddingSchemes"
#define BCRYPT_SIGNATURE_LENGTH				L"SignatureLength"
#define BCRYPT_HASH_BLOCK_LENGTH			L"HashBlockLength"
#define BCRYPT_AUTH_TAG_LENGTH				L"AuthTagLength"
#define BCRYPT_PRIMITIVE_TYPE				L"PrimitiveType"
#define BCRYPT_IS_KEYED_HASH				L"IsKeyedHash"

WINPR_API NTSTATUS BCryptOpenAlgorithmProvider(BCRYPT_ALG_HANDLE* phAlgorithm,
		LPCWSTR pszAlgId, LPCWSTR pszImplementation, ULONG dwFlags);

WINPR_API NTSTATUS BCryptCloseAlgorithmProvider(BCRYPT_ALG_HANDLE hAlgorithm, ULONG dwFlags);

WINPR_API NTSTATUS BCryptGetProperty(BCRYPT_HANDLE hObject, LPCWSTR pszProperty,
		PUCHAR pbOutput, ULONG cbOutput, ULONG* pcbResult, ULONG dwFlags);

WINPR_API NTSTATUS BCryptCreateHash(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_HASH_HANDLE* phHash,
		PUCHAR pbHashObject, ULONG cbHashObject, PUCHAR pbSecret, ULONG cbSecret, ULONG dwFlags);

WINPR_API NTSTATUS BCryptDestroyHash(BCRYPT_HASH_HANDLE hHash);

WINPR_API NTSTATUS BCryptHashData(BCRYPT_HASH_HANDLE hHash, PUCHAR pbInput, ULONG cbInput, ULONG dwFlags);

WINPR_API NTSTATUS BCryptFinishHash(BCRYPT_HASH_HANDLE hHash, PUCHAR pbOutput, ULONG cbOutput, ULONG dwFlags);

WINPR_API NTSTATUS BCryptGenRandom(BCRYPT_ALG_HANDLE hAlgorithm, PUCHAR pbBuffer, ULONG cbBuffer, ULONG dwFlags);

WINPR_API NTSTATUS BCryptGenerateSymmetricKey(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE* phKey,
		PUCHAR pbKeyObject, ULONG cbKeyObject, PUCHAR pbSecret, ULONG cbSecret, ULONG dwFlags);

WINPR_API NTSTATUS BCryptGenerateKeyPair(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE* phKey,
		ULONG dwLength, ULONG dwFlags);

WINPR_API NTSTATUS BCryptImportKey(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE hImportKey,
		LPCWSTR pszBlobType, BCRYPT_KEY_HANDLE *phKey, PUCHAR pbKeyObject,
		ULONG cbKeyObject, PUCHAR pbInput, ULONG cbInput, ULONG dwFlags);

WINPR_API NTSTATUS BCryptDestroyKey(BCRYPT_KEY_HANDLE hKey);

WINPR_API NTSTATUS BCryptEncrypt(BCRYPT_KEY_HANDLE hKey, PUCHAR pbInput, ULONG cbInput,
		VOID* pPaddingInfo, PUCHAR pbIV, ULONG cbIV, PUCHAR pbOutput,
		ULONG cbOutput, ULONG* pcbResult, ULONG dwFlags);

WINPR_API NTSTATUS BCryptDecrypt(BCRYPT_KEY_HANDLE hKey, PUCHAR pbInput, ULONG cbInput,
		VOID* pPaddingInfo, PUCHAR pbIV, ULONG cbIV, PUCHAR pbOutput,
		ULONG cbOutput, ULONG* pcbResult, ULONG dwFlags);

#endif /* WINPR_BCRYPT_MEMORY_H */