testutils.c

/* testutils.c */

#include "testutils.h"

#include "base16.h"
#include "cbc.h"
#include "ctr.h"
#include "knuth-lfib.h"
#include "macros.h"
#include "nettle-internal.h"

#include <assert.h>
#include <ctype.h>

void
die(const char *format, ...)
{
  va_list args;
  va_start(args, format);
  vfprintf(stderr, format, args);
  va_end(args);

  abort ();
}

void *
xalloc(size_t size)
{
  void *p = malloc(size);
  if (size && !p)
    {
      fprintf(stderr, "Virtual memory exhausted.\n");
      abort();
    }

  return p;
}

static struct tstring *tstring_first = NULL;

struct tstring *
tstring_alloc (size_t length)
{
  struct tstring *s = xalloc(sizeof(struct tstring) + length);
  s->length = length;
  s->next = tstring_first;
  /* NUL-terminate, for convenience. */
  s->data[length] = '\0';
  tstring_first = s;
  return s;
}

void
tstring_clear(void)
{
  while (tstring_first)
    {
      struct tstring *s = tstring_first;
      tstring_first = s->next;
      free(s);
    }
}

struct tstring *
tstring_data(size_t length, const char *data)
{
  struct tstring *s = tstring_alloc (length);
  memcpy (s->data, data, length);
  return s;
}