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121 lines
2.8 KiB
121 lines
2.8 KiB
/* algorithms.h - rhash library algorithms */
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#ifndef RHASH_ALGORITHMS_H
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#define RHASH_ALGORITHMS_H
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#include <stddef.h> /* for ptrdiff_t */
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#include "rhash.h"
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#include "byte_order.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef RHASH_API
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/* modifier for RHash library functions */
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# define RHASH_API
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#endif
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typedef void (*pinit_t)(void*);
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typedef void (*pupdate_t)(void *ctx, const void* msg, size_t size);
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typedef void (*pfinal_t)(void*, unsigned char*);
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typedef void (*pcleanup_t)(void*);
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/**
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* Information about a hash function
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*/
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typedef struct rhash_hash_info
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{
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rhash_info *info;
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size_t context_size;
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ptrdiff_t digest_diff;
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pinit_t init;
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pupdate_t update;
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pfinal_t final;
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pcleanup_t cleanup;
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} rhash_hash_info;
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/**
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* Information on a hash function and its context
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*/
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typedef struct rhash_vector_item
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{
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struct rhash_hash_info* hash_info;
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void *context;
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} rhash_vector_item;
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/**
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* The rhash context containing contexts for several hash functions
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*/
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typedef struct rhash_context_ext
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{
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struct rhash_context rc;
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unsigned hash_vector_size; /* number of contained hash sums */
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unsigned flags;
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unsigned state;
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void *callback, *callback_data;
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void *bt_ctx;
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rhash_vector_item vector[1]; /* contexts of contained hash sums */
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} rhash_context_ext;
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extern rhash_hash_info rhash_hash_info_default[RHASH_HASH_COUNT];
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extern rhash_hash_info* rhash_info_table;
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extern int rhash_info_size;
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extern unsigned rhash_uninitialized_algorithms;
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extern rhash_info info_crc32;
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extern rhash_info info_md4;
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extern rhash_info info_md5;
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extern rhash_info info_sha1;
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extern rhash_info info_tiger;
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extern rhash_info info_tth ;
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extern rhash_info info_btih;
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extern rhash_info info_ed2k;
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extern rhash_info info_aich;
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extern rhash_info info_whirlpool;
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extern rhash_info info_rmd160;
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extern rhash_info info_gost;
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extern rhash_info info_gostpro;
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extern rhash_info info_has160;
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extern rhash_info info_snf128;
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extern rhash_info info_snf256;
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extern rhash_info info_sha224;
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extern rhash_info info_sha256;
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extern rhash_info info_sha384;
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extern rhash_info info_sha512;
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extern rhash_info info_sha3_224;
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extern rhash_info info_sha3_256;
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extern rhash_info info_sha3_384;
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extern rhash_info info_sha3_512;
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extern rhash_info info_edr256;
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extern rhash_info info_edr512;
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/* rhash_info flags */
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#define F_BS32 1 /* default output in base32 */
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#define F_SWAP32 2 /* Big endian flag */
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#define F_SWAP64 4
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/* define endianness flags */
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#ifndef CPU_BIG_ENDIAN
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#define F_LE32 0
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#define F_LE64 0
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#define F_BE32 F_SWAP32
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#define F_BE64 F_SWAP64
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#else
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#define F_LE32 F_SWAP32
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#define F_LE64 F_SWAP64
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#define F_BE32 0
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#define F_BE64 0
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#endif
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void rhash_init_algorithms(unsigned mask);
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#if defined(OPENSSL_RUNTIME) && !defined(USE_OPENSSL)
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# define USE_OPENSSL
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif /* __cplusplus */
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#endif /* RHASH_ALGORITHMS_H */
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