sha1_int.h File Reference

#include "common/sha1.h"

Include dependency graph for sha1_int.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	pg_sha1_ctx

Functions
void	pg_sha1_init (pg_sha1_ctx *ctx)
void	pg_sha1_update (pg_sha1_ctx *ctx, const uint8 *data, size_t len)
void	pg_sha1_final (pg_sha1_ctx *ctx, uint8 *dest)

Function Documentation

pg_sha1_final()

void pg_sha1_final ( pg_sha1_ctx *  ctx, uint8 *  dest  )

extern

Definition at line 365 of file sha1.c.

{
    sha1_pad(ctx);
    sha1_result(dest, ctx);
}

References sha1_pad(), and sha1_result().

Referenced by pg_cryptohash_final().

pg_sha1_init()

void pg_sha1_init ( pg_sha1_ctx *  ctx )

extern

Definition at line 316 of file sha1.c.

{
    memset(ctx, 0, sizeof(pg_sha1_ctx));
    H(0) = 0x67452301;
    H(1) = 0xefcdab89;
    H(2) = 0x98badcfe;
    H(3) = 0x10325476;
    H(4) = 0xc3d2e1f0;
}

References fb(), and H.

Referenced by pg_cryptohash_init().

pg_sha1_update()

void pg_sha1_update ( pg_sha1_ctx *  ctx, const uint8 *  data, size_t  len  )

extern

Definition at line 332 of file sha1.c.

{
    const uint8 *input;
    size_t      gaplen;
    size_t      gapstart;
    size_t      off;
    size_t      copysiz;
 
    input = data;
    off = 0;
 
    while (off < len)
    {
        gapstart = COUNT % 64;
        gaplen = 64 - gapstart;
 
        copysiz = (gaplen < len - off) ? gaplen : len - off;
        memmove(&ctx->m.b8[gapstart], &input[off], copysiz);
        COUNT += copysiz;
        COUNT %= 64;
        ctx->c.b64[0] += copysiz * 8;
        if (COUNT % 64 == 0)
            sha1_step(ctx);
        off += copysiz;
    }
}

References pg_sha1_ctx::b64, pg_sha1_ctx::b8, pg_sha1_ctx::c, COUNT, data, fb(), input, len, pg_sha1_ctx::m, and sha1_step().

Referenced by pg_cryptohash_update().