73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/*
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This program is part of the TACLeBench benchmark suite.
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Version V 1.x
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Name: sha.h
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Author: Peter C. Gutmann's (heavily modified by Uwe Hollerbach)
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NIST Secure Hash Algorithm
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Source: Peter C. Gutmann's implementation as found in Applied Cryptography by
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Bruce Schneier
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Changes: no major functional changes
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License: May be used, modified, and re-distributed freely.
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*/
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#ifndef SHA_H
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#define SHA_H
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/* Useful defines & typedefs */
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typedef unsigned char BYTE;
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typedef unsigned long LONG;
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typedef unsigned size_t;
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/* Type to use for unaligned operations. */
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#define SHA_BLOCKSIZE 64
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#define SHA_DIGESTSIZE 20
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#define LITTLE_ENDIAN
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#define NULL ((void *) 0)
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extern unsigned volatile char sha_data[32743];
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struct SHA_MY_FILE {
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unsigned volatile char *data;
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size_t size;
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unsigned cur_pos;
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};
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struct SHA_INFO {
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LONG digest[5]; /* message digest */
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LONG count_lo, count_hi; /* 64-bit bit count */
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LONG data[16]; /* SHA data buffer */
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};
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/*
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Forward declaration of functions
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*/
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__attribute__((always_inline)) static inline void
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sha_transform(struct SHA_INFO *);
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__attribute__((always_inline)) static inline void sha_byte_reverse(LONG *buffer,
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int count);
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__attribute__((always_inline)) static inline void sha_init(void);
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__attribute__((always_inline)) static inline size_t
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sha_fread(void *, size_t, size_t, struct SHA_MY_FILE *);
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__attribute__((always_inline)) static inline void sha_update(struct SHA_INFO *,
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BYTE *, int);
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__attribute__((always_inline)) static inline void sha_final(struct SHA_INFO *);
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__attribute__((always_inline)) static inline void
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sha_stream(struct SHA_INFO *, struct SHA_MY_FILE *);
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__attribute__((noinline)) __attribute__((export_name("entrypoint")))
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__attribute__((noinline)) __attribute__((export_name("entrypoint"))) void
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sha_main(void);
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__attribute__((always_inline)) static inline int sha_return(void);
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__attribute__((noinline)) __attribute__((export_name("main")))
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__attribute__((noinline)) __attribute__((export_name("main"))) int
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main(void);
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#endif // SHA_H
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