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https://github.com/matrix-construct/construct
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25 lines
510 B
C
25 lines
510 B
C
/*
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* Based on the SHA-1 C implementation by Steve Reid <steve@edmweb.com>
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* 100% Public Domain
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*/
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#ifndef SHA1_H
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#define SHA1_H
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#include <stddef.h>
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#include <stdint.h>
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#define SHA1_BLOCK_LENGTH 64
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#define SHA1_DIGEST_LENGTH 20
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typedef struct {
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uint32_t state[5];
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uint64_t count;
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uint8_t buffer[SHA1_BLOCK_LENGTH];
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} SHA1;
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void sha1_init(SHA1 *sha1);
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void sha1_update(SHA1 *sha1, const uint8_t *data, size_t length);
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void sha1_final(SHA1 *sha1, uint8_t digest[SHA1_DIGEST_LENGTH]);
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#endif // SHA1_H
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