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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
#pragma once
#include "pal_types.h"
#include <CommonCrypto/CommonCrypto.h>
#include <CommonCrypto/CommonHMAC.h>
enum
{
PAL_Unknown = 0,
PAL_MD5,
PAL_SHA1,
PAL_SHA256,
PAL_SHA384,
PAL_SHA512,
};
typedef uint32_t PAL_HashAlgorithm;
typedef struct digest_ctx_st DigestCtx;
/*
Free the resources held by a DigestCtx
*/
extern "C" void AppleCryptoNative_DigestFree(DigestCtx* pDigest);
/*
Create a digest handle for the specified algorithm.
Returns NULL when the algorithm is unknown, or pcbDigest is NULL; otherwise returns a pointer
to a digest context suitable for calling DigestUpdate and DigestFinal on and sets pcbDigest to
the size of the digest output.
*/
extern "C" DigestCtx* AppleCryptoNative_DigestCreate(PAL_HashAlgorithm algorithm, int32_t* pcbDigest);
/*
Apply cbBuf bytes of data from pBuf to the ongoing digest represented in ctx.
Returns 1 on success, 0 on failure, any other value on invalid inputs/state.
*/
extern "C" int AppleCryptoNative_DigestUpdate(DigestCtx* ctx, uint8_t* pBuf, int32_t cbBuf);
/*
Complete the digest in ctx, copying the results to pOutput, and reset ctx for a new digest.
Returns 1 on success, 0 on failure, any other value on invalid inputs/state.
*/
extern "C" int AppleCryptoNative_DigestFinal(DigestCtx* ctx, uint8_t* pOutput, int32_t cbOutput);
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