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t-b64.c
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/* t-b64.c - Module tests for b64enc.c and b64dec.c
* Copyright (C) 2008 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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 of the License, or
* (at your option) any later version.
*
* GnuPG 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/>.
*/
/*
As of now this is only a test program for manual tests.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include "util.h"
#define pass() do { ; } while(0)
#define fail(a) do { fprintf (stderr, "%s:%d: test %d failed\n",\
__FILE__,__LINE__, (a)); \
errcount++; \
} while(0)
static int verbose;
static int errcount;
static void
test_b64enc_pgp (const char *string)
{
gpg_error_t err;
struct b64state state;
if (!string)
string = "a";
err = b64enc_start (&state, stdout, "PGP MESSAGE");
if (err)
fail (1);
err = b64enc_write (&state, string, strlen (string));
if (err)
fail (2);
err = b64enc_finish (&state);
if (err)
fail (3);
pass ();
}
static void
test_b64enc_file (const char *fname)
{
gpg_error_t err;
struct b64state state;
FILE *fp;
char buffer[50];
size_t nread;
fp = fname ? fopen (fname, "r") : stdin;
if (!fp)
{
fprintf (stderr, "%s:%d: can't open '%s': %s\n",
__FILE__, __LINE__, fname? fname:"[stdin]", strerror (errno));
fail (0);
}
err = b64enc_start (&state, stdout, "DATA");
if (err)
fail (1);
while ( (nread = fread (buffer, 1, sizeof buffer, fp)) )
{
err = b64enc_write (&state, buffer, nread);
if (err)
fail (2);
}
err = b64enc_finish (&state);
if (err)
fail (3);
fclose (fp);
pass ();
}
static void
test_b64dec_file (const char *fname)
{
gpg_error_t err;
struct b64state state;
FILE *fp;
char buffer[50];
size_t nread, nbytes;
fp = fname ? fopen (fname, "r") : stdin;
if (!fp)
{
fprintf (stderr, "%s:%d: can't open '%s': %s\n",
__FILE__, __LINE__, fname? fname:"[stdin]", strerror (errno));
fail (0);
}
err = b64dec_start (&state, "");
if (err)
fail (1);
while ( (nread = fread (buffer, 1, sizeof buffer, fp)) )
{
err = b64dec_proc (&state, buffer, nread, &nbytes);
if (err)
{
if (gpg_err_code (err) == GPG_ERR_EOF)
break;
fail (2);
}
else if (nbytes)
fwrite (buffer, 1, nbytes, stdout);
}
err = b64dec_finish (&state);
if (err)
fail (3);
fclose (fp);
pass ();
}
int
main (int argc, char **argv)
{
int do_encode = 0;
int do_decode = 0;
if (argc)
{ argc--; argv++; }
if (argc && !strcmp (argv[0], "--verbose"))
{
verbose = 1;
argc--; argv++;
}
if (argc && !strcmp (argv[0], "--encode"))
{
do_encode = 1;
argc--; argv++;
}
else if (argc && !strcmp (argv[0], "--decode"))
{
do_decode = 1;
argc--; argv++;
}
if (do_encode)
test_b64enc_file (argc? *argv: NULL);
else if (do_decode)
test_b64dec_file (argc? *argv: NULL);
else
test_b64enc_pgp (argc? *argv: NULL);
return !!errcount;
}

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