mirror of
https://github.com/stasenso/sha256_c_client.git
synced 2026-06-26 21:32:42 +03:00
Stanislav N Mikhailov
49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
#ifndef SHA256_SHA_H
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#define SHA256_SHA_H
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#include <stddef.h>
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#include <stdint.h>
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#ifdef _WIN32
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#ifdef SHA256_EXPORTS
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#define SHA256_API __declspec(dllexport)
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#else
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#define SHA256_API __declspec(dllimport)
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#endif
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#else
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#define SHA256_API
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint32_t sha256_digest_t[8];
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SHA256_API int TestHello(void);
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/*
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* Returns NULL (0) on success according to assembly comments.
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* data_addr - pointer to current data chunk.
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* full_size - total message/file size in bytes.
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* current_size - current chunk size in bytes.
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* digest - 32-byte state/result buffer (8 x uint32_t).
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* is_last_chunk - 1 if this is the last chunk, otherwise 0.
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*/
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SHA256_API void *Sha256(
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const void *data_addr,
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uint64_t full_size,
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uint64_t current_size,
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sha256_digest_t digest,
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uint64_t is_last_chunk
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);
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/* Initializes digest and internal K constants. */
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SHA256_API void Sha256Init(sha256_digest_t digest);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SHA256_SHA_H */
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