| 1 | /* --------------------------------- SHS.H ------------------------------- */
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| 2 |
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| 3 | /*
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| 4 | * NIST proposed Secure Hash Standard.
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| 5 | *
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| 6 | * Written 2 September 1992, Peter C. Gutmann.
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| 7 | * This implementation placed in the public domain.
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| 8 | *
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| 9 | * Comments to pgut1@cs.aukuni.ac.nz
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| 10 | */
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| 11 |
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| 12 | /* Useful defines/typedefs */
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| 13 |
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| 14 | #ifndef SHS_H
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| 15 | #define SHS_H
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| 16 |
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| 17 | #include<config.h>
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| 18 | #if HAVE_INTTYPES_H
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| 19 | # include <inttypes.h>
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| 20 | #else
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| 21 | # if HAVE_STDINT_H
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| 22 | # include <stdint.h>
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| 23 | # else
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| 24 | typedef unsigned int uint8_t __attribute__((mode(QI)));
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| 25 | /* This is a blatant hack: on Solaris 2.5, pthread.h defines uint32_t
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| 26 | in pthread.h, which we sometimes include. We protect our
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| 27 | definition the same way Solaris 2.5 does, to avoid redefining it. */
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| 28 | # ifndef _UINT32_T
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| 29 | typedef unsigned int uint32_t __attribute__((mode(SI)));
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| 30 | # endif
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| 31 | # endif
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| 32 | #endif
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| 33 |
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| 34 | /* The SHS block size and message digest sizes, in bytes */
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| 35 |
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| 36 | #define SHS_BLOCKSIZE 64
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| 37 | #define SHS_DIGESTSIZE 20
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| 38 |
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| 39 | /* The structure for storing SHS info */
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| 40 |
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| 41 | typedef struct {
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| 42 | uint32_t digest [5]; /* Message digest */
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| 43 | uint32_t countLo, countHi; /* 64-bit bit count */
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| 44 | uint32_t data [16]; /* SHS data buffer */
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| 45 | } SHS_INFO;
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| 46 |
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| 47 | /* Turn off prototypes if requested */
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| 48 | #if (defined(NOPROTO) && defined(PROTO))
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| 49 | # undef PROTO
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| 50 | #endif
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| 51 |
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| 52 | /* Used to remove arguments in function prototypes for non-ANSI C */
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| 53 | #ifdef PROTO
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| 54 | # define OF(a) a
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| 55 | #else /* !PROTO */
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| 56 | # define OF(a) ()
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| 57 | #endif /* ?PROTO */
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| 58 |
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| 59 | #define local static
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| 60 |
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| 61 | void shsInit OF((SHS_INFO *shsInfo));
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| 62 | void shsUpdate OF((SHS_INFO *shsInfo, uint8_t *buffer, int count));
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| 63 | void shsFinal OF((SHS_INFO *shsInfo));
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| 64 |
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| 65 | #endif
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