/* -*- Mode: C; c-file-style: "bsd" -*- */

#ifndef YHASH_H
#define YHASH_H

/* hash function interface */

/* default to SHA1 for yarrow 160 */

#include "shs.h"



#define HASH_CTX SHS_INFO
#define HASH_Init(x) shsInit(x)
#define HASH_Update(x, buf, sz) shsUpdate(x, (const void*)buf, sz)
#define HASH_Final(x, tdigest)  do { \
  int loopvar; \
  unsigned char *out2 = (void *)(tdigest); \
  HASH_CTX  *ctx = (x); \
  shsFinal(ctx); \
for (loopvar=0; loopvar<(sizeof(ctx->digest)/sizeof(ctx->digest[0])); loopvar++) { \
  out2[loopvar*4] = (ctx->digest[loopvar]>>24)&0xff; \
  out2[loopvar*4+1] = (ctx->digest[loopvar]>>16)&0xff; \
  out2[loopvar*4+2] = (ctx->digest[loopvar]>>8)&0xff; \
  out2[loopvar*4+3] = ctx->digest[loopvar]&0xff; \
} \
  } while(0)


#define HASH_DIGEST_SIZE SHS_DIGESTSIZE

#endif /* YHASH_H */