testutils.h

#ifndef NETTLE_TESTUTILS_H_INCLUDED
#define NETTLE_TESTUTILS_H_INCLUDED

#if HAVE_CONFIG_H
# include "config.h"
#endif

#include "nettle-types.h"

#include <string.h>
#include <stdlib.h>
#include <stdio.h>

#if HAVE_LIBGMP
# include "bignum.h"
#endif

#if WITH_HOGWEED
# include "rsa.h"
# include "dsa.h"
#endif

#include "nettle-meta.h"

#ifdef __cplusplus
extern "C" {
#endif

void *
xalloc(size_t size);

/* Decodes a NUL-terminated hex string. */

unsigned
decode_hex_length(const char *hex);

int
decode_hex(uint8_t *dst, const char *hex);

/* Allocates space */
const uint8_t *
decode_hex_dup(const char *hex);

void
print_hex(unsigned length, const uint8_t *data);

/* The main program */
int
test_main(void);

extern int verbose;

/* FIXME: When interface stabilizes, move to nettle-meta.h */
struct nettle_mac
{
  const char *name;

  /* Size of the context struct */
  unsigned context_size;

  /* Size of digests */
  unsigned digest_size;

  /* Suggested key size; other sizes are sometimes possible. */
  unsigned key_size;
  
  nettle_set_key_func *set_key;
  nettle_hash_update_func *update;
  nettle_hash_digest_func *digest;
};