forked from agorise/c-multihash
171bddef0a
this way the mapping between hashcodes and hash definitions isn't needed also it simplfies handling, testing and allows to return error with the hash code
47 lines
975 B
C
47 lines
975 B
C
#include "errors.h"
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// definitions of hash functions
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#define MH_H_SHA1 0x11
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#define MH_H_SHA2_256 0x12
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#define MH_H_SHA2_512 0x13
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#define MH_H_SHA3_512 0x14
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#define MH_H_SHA3_384 0x15
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#define MH_H_SHA3_256 0x16
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#define MH_H_SHA3_224 0x17
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#define MH_H_SHAKE_128 0x18
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#define MH_H_SHAKE_256 0x19
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#define MH_H_BLAKE2B 0x40
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#define MH_H_BLAKE2S 0x41
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// list of avaliable hash functions.
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static const int mh_all_hashes[] = {
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MH_H_SHA1,
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MH_H_SHA2_256,
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MH_H_SHA2_512,
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MH_H_SHA3_512,
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MH_H_SHA3_384,
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MH_H_SHA3_256,
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MH_H_SHA3_224,
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MH_H_SHAKE_128,
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MH_H_SHAKE_256,
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MH_H_BLAKE2B,
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MH_H_BLAKE2S,
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};
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#define MH_H_COUNT (int)(sizeof(mh_all_hashes) / sizeof(mh_all_hashes[0]))
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const char *mh_hash_name(int hash);
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// returns length in bytes or if returns is < 0 it is an error
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int mh_hash_default_length(int hash);
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int mh_hash_length(const unsigned char multihash[], int len, int *hash_length);
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int mh_hash_function(const unsigned char multihash[], int len, int *hash);
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