kc3-lang/gnulib/tests/test-gc-sha256.c

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• Hash : 7b089321
  Author :
  Date : 2025-01-01T09:24:36
  

  maint: run 'make update-copyright'
  

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• tests/test-gc-sha256.c

• /*
   * Copyright (C) 2005, 2010-2025 Free Software Foundation, Inc.
   * Written by Simon Josefsson
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3, or (at your option)
   * any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  #include "gc.h"
  
  #include <stdio.h>
  #include <string.h>
  
  int
  main (int argc, char *argv[])
  {
    Gc_rc rc;
    gc_hash_handle h;
  
    rc = gc_init ();
    if (rc != GC_OK)
      {
        printf ("gc_init() failed\n");
        return 1;
      }
  
    {
      const char *in = "abcdefghijklmnopqrstuvwxyz";
      size_t inlen = strlen (in);
      const char *expect =
        "\x71\xc4\x80\xdf\x93\xd6\xae\x2f\x1e\xfa\xd1\x44\x7c\x66\xc9\x52"
        "\x5e\x31\x62\x18\xcf\x51\xfc\x8d\x9e\xd8\x32\xf2\xda\xf1\x8b\x73";
      char out[32];
      const char *p;
  
      if (gc_sha256 (in, inlen, out) != 0)
        {
          printf ("gc_sha256 call failed\n");
          return 1;
        }
  
      if (memcmp (out, expect, 32) != 0)
        {
          size_t i;
          printf ("sha256 test1 mismatch. expected:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", expect[i] & 0xFF);
          printf ("\ncomputed:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", out[i] & 0xFF);
          printf ("\n");
          return 1;
        }
  
      rc = gc_hash_buffer (GC_SHA256, "abcdefghijklmnopqrstuvwxyz", 26, out);
      if (rc != GC_OK)
        {
          printf ("gc_hash_buffer(sha256) call failed: %d\n", rc);
          return 1;
        }
  
      if (memcmp (out, expect, 32) != 0)
        {
          size_t i;
          printf ("sha256 test2 mismatch. expected:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", expect[i] & 0xFF);
          printf ("\ncomputed:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", out[i] & 0xFF);
          printf ("\n");
          return 1;
        }
  
      if (gc_hash_digest_length (GC_SHA256) != 32)
        {
          printf ("gc_hash_digest_length (GC_SHA256) failed\n");
          return 1;
        }
  
      if ((rc = gc_hash_open (GC_SHA256, 0, &h)) != GC_OK)
        {
          printf ("gc_hash_open(GC_SHA256) failed (%d)\n", rc);
          return 1;
        }
  
      gc_hash_write (h, inlen, in);
  
      p = gc_hash_read (h);
  
      if (!p)
        {
          printf ("gc_hash_read failed\n");
          return 1;
        }
  
      if (memcmp (p, expect, 32) != 0)
        {
          size_t i;
          printf ("sha256 test3 mismatch. expected:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", expect[i] & 0xFF);
          printf ("\ncomputed:\n");
          for (i = 0; i < 32; i++)
            printf ("%02x ", p[i] & 0xFF);
          printf ("\n");
          return 1;
        }
  
      gc_hash_close (h);
    }
  
    gc_done ();
  
    return 0;
  }
  

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