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#pragma once
// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
#define ReleaseCryptMsg(p) if (p) { ::CryptMsgClose(p); p = NULL; }
#ifdef __cplusplus
extern "C" {
#endif
// Use CRYPTPROTECTMEMORY_BLOCK_SIZE, because it's larger and thus more restrictive than RTL_ENCRYPT_MEMORY_SIZE.
#define CRYP_ENCRYPT_MEMORY_SIZE CRYPTPROTECTMEMORY_BLOCK_SIZE
#define MD5_HASH_LEN 16
#define SHA1_HASH_LEN 20
#define SHA256_HASH_LEN 32
#define SHA512_HASH_LEN 64
typedef NTSTATUS (APIENTRY *PFN_RTLENCRYPTMEMORY)(
__inout PVOID Memory,
__in ULONG MemoryLength,
__in ULONG OptionFlags
);
typedef NTSTATUS (APIENTRY *PFN_RTLDECRYPTMEMORY)(
__inout PVOID Memory,
__in ULONG MemoryLength,
__in ULONG OptionFlags
);
typedef BOOL (APIENTRY *PFN_CRYPTPROTECTMEMORY)(
__inout LPVOID pData,
__in DWORD cbData,
__in DWORD dwFlags
);
typedef BOOL (APIENTRY *PFN_CRYPTUNPROTECTMEMORY)(
__inout LPVOID pData,
__in DWORD cbData,
__in DWORD dwFlags
);
// function declarations
HRESULT DAPI CrypInitialize();
void DAPI CrypUninitialize();
HRESULT DAPI CrypDecodeObject(
__in_z LPCSTR szStructType,
__in_ecount(cbData) const BYTE* pbData,
__in DWORD cbData,
__in DWORD dwFlags,
__out LPVOID* ppvObject,
__out_opt DWORD* pcbObject
);
HRESULT DAPI CrypMsgGetParam(
__in HCRYPTMSG hCryptMsg,
__in DWORD dwType,
__in DWORD dwIndex,
__out LPVOID* ppvData,
__out_opt DWORD* pcbData
);
HRESULT DAPI CrypHashFile(
__in_z LPCWSTR wzFilePath,
__in DWORD dwProvType,
__in ALG_ID algid,
__out_bcount(cbHash) BYTE* pbHash,
__in DWORD cbHash,
__out_opt DWORD64* pqwBytesHashed
);
HRESULT DAPI CrypHashFileHandle(
__in HANDLE hFile,
__in DWORD dwProvType,
__in ALG_ID algid,
__out_bcount(cbHash) BYTE* pbHash,
__in DWORD cbHash,
__out_opt DWORD64* pqwBytesHashed
);
HRESULT DAPI CrypHashBuffer(
__in_bcount(cbBuffer) const BYTE* pbBuffer,
__in SIZE_T cbBuffer,
__in DWORD dwProvType,
__in ALG_ID algid,
__out_bcount(cbHash) BYTE* pbHash,
__in DWORD cbHash
);
HRESULT DAPI CrypEncryptMemory(
__inout LPVOID pData,
__in DWORD cbData,
__in DWORD dwFlags
);
HRESULT DAPI CrypDecryptMemory(
__inout LPVOID pData,
__in DWORD cbData,
__in DWORD dwFlags
);
#ifdef __cplusplus
}
#endif
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