126 lines
4.5 KiB
C
126 lines
4.5 KiB
C
/*****************************************************************************
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*
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*
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*Copyright (c) 2021-2029 Semidrive Incorporated. All rights reserved.
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*Software License Agreement
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*
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******************************************************************************
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*/
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#include <sha512.h>
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#ifdef SUPPORT_HASH_SHA512
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/* function: init sha512
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* parameters:
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* ctx ------------------------ input, sha512_ctx_t context pointer
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* return: HASH_SUCCESS(success), other(error)
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* caution:
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* 1.
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*/
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uint32_t sha512_init(sha512_ctx_t *ctx) { return hash_init(ctx, HASH_SHA512); }
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/* function: sha512 update message
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* parameters:
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* ctx ------------------------ input, sha512_ctx_t context pointer
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* msg ------------------------ input, message
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* msg_bytes ------------------ input, byte length of the input message
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* return: HASH_SUCCESS(success), other(error)
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* caution:
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* 1. please make sure the three parameters are valid, and ctx is
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* initialized
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*/
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uint32_t sha512_update(sha512_ctx_t *ctx, const uint8_t *msg,
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uint32_t msg_bytes)
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{
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return hash_update(ctx, msg, msg_bytes);
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}
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/* function: message update done, get the sha512 digest
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* parameters:
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* digest --------------------- output, sha512 digest, 64 bytes
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* return: HASH_SUCCESS(success), other(error)
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* caution:
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* 1. please make sure the digest buffer is sufficient
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*/
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uint32_t sha512_final(sha512_ctx_t *ctx, uint8_t *digest)
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{
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return hash_final(ctx, digest);
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}
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/* function: input whole message and get its sha512 digest
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* parameters:
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* msg ------------------------ input, message
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* msg_bytes ------------------ input, byte length of the input message, it
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* could be 0 digest --------------------- output, sha512 digest, 64 bytes
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* return: HASH_SUCCESS(success), other(error)
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* caution:
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* 1. please make sure the digest buffer is sufficient
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*/
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uint32_t sha512(uint8_t *msg, uint32_t msg_bytes, uint8_t *digest)
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{
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return hash(HASH_SHA512, msg, msg_bytes, digest);
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}
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#ifdef HASH_DMA_FUNCTION
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/* function: init dma sha512
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* parameters:
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* ctx ------------------------ input, sha512_dma_ctx_t context pointer
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* callback ------------------- callback function pointer
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* return: HASH_SUCCESS(success), other(error)
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* caution:
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*/
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uint32_t sha512_dma_init(sha512_dma_ctx_t *ctx, HASH_CALLBACK callback)
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{
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return hash_dma_init(ctx, HASH_SHA512, callback);
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}
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/* function: dma sha512 update some message blocks
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* parameters:
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* ctx ------------------------ input, sha512_dma_ctx_t context pointer
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* msg ------------------------ input, message blocks
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* msg_words ------------------ input, word length of the input message,
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* must be multiple of sha512 block word length(32) iterator -------------------
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* output, sha512 temporary result return: HASH_SUCCESS(success), other(error)
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* caution:
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* 1. please make sure the four parameters are valid, and ctx is initialized
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*/
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uint32_t sha512_dma_update_blocks(sha512_dma_ctx_t *ctx, uint32_t *msg,
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uint32_t msg_words, uint32_t *iterator)
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{
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return hash_dma_update_blocks(ctx, msg, msg_words, iterator);
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}
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/* function: dma sha512 final(input the remainder message and get the digest)
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* parameters:
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* ctx ------------------------ input, sha512_dma_ctx_t context pointer
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* remainder_msg -------------- input, remainder message
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* remainder_bytes ------------ input, byte length of the remainder message,
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* must be in [0, BLOCK_BYTE_LEN-1], here BLOCK_BYTE_LEN is block byte length of
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* sha512, it is 128. digest --------------------- output, sha512 digest, 64
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* bytes return: HASH_SUCCESS(success), other(error) caution:
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* 1. please make sure the four parameters are valid, and ctx is initialized
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*/
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uint32_t sha512_dma_final(sha512_dma_ctx_t *ctx, uint32_t *remainder_msg,
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uint32_t remainder_bytes, uint32_t *digest)
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{
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return hash_dma_final(ctx, remainder_msg, remainder_bytes, digest);
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}
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/* function: dma sha512 digest calculate
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* parameters:
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* msg ------------------------ input, message
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* msg_bytes ------------------ input, byte length of the message, it could
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* be 0 digest --------------------- output, sha512 digest, 64 bytes callback
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* ------------------- callback function pointer return: HASH_SUCCESS(success),
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* other(error) caution:
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* 1. please make sure the four parameters are valid
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*/
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uint32_t sha512_dma(uint32_t *msg, uint32_t msg_bytes, uint32_t *digest,
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HASH_CALLBACK callback)
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{
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return hash_dma(HASH_SHA512, msg, msg_bytes, digest, callback);
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}
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#endif
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#endif
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