Page MenuHome GnuPG
Files F35401299

t-convert.c
No OneTemporary
Actions

t-convert.c
View Options

/* t-convert.c - Module test for convert.c
* Copyright (C) 2006, 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 <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "util.h"
#define pass() do { ; } while(0)
#define fail(a) do { fprintf (stderr, "%s:%d: test %d failed\n",\
__FILE__,__LINE__, (a)); \
exit (1); \
} while(0)
static void
test_hex2bin (void)
{
static const char *valid[] = {
"00112233445566778899aabbccddeeff11223344",
"00112233445566778899AABBCCDDEEFF11223344",
"00112233445566778899AABBCCDDEEFF11223344 blah",
"00112233445566778899AABBCCDDEEFF11223344\tblah",
"00112233445566778899AABBCCDDEEFF11223344\nblah",
NULL
};
static const char *invalid[] = {
"00112233445566778899aabbccddeeff1122334",
"00112233445566778899AABBCCDDEEFF1122334",
"00112233445566778899AABBCCDDEEFG11223344",
"00 112233445566778899aabbccddeeff11223344",
"00:112233445566778899aabbccddeeff11223344",
":00112233445566778899aabbccddeeff11223344",
"0:0112233445566778899aabbccddeeff11223344",
"00112233445566778899aabbccddeeff11223344:",
"00112233445566778899aabbccddeeff112233445",
"00112233445566778899aabbccddeeff1122334455",
"00112233445566778899aabbccddeeff11223344blah",
NULL
};
static const char *valid2[] = {
"00",
"00 x",
NULL
};
static const char *invalid2[] = {
"",
"0",
"00:",
"00x",
" 00",
NULL
};
unsigned char buffer[20];
int len;
int i;
for (i=0; valid[i]; i++)
{
len = hex2bin (valid[i], buffer, sizeof buffer);
if (len < 0)
fail (i);
if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
"\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
fail (i);
}
if (hex2bin (valid[0], buffer, sizeof buffer) != 40)
fail (0);
if (hex2bin (valid[2], buffer, sizeof buffer) != 41)
fail (0);
for (i=0; invalid[i]; i++)
{
len = hex2bin (invalid[i], buffer, sizeof buffer);
if (!(len < 0))
fail (i);
}
for (i=0; valid2[i]; i++)
{
len = hex2bin (valid2[i], buffer, 1);
if (len < 0)
fail (i);
if (memcmp (buffer, "\x00", 1))
fail (i);
}
if (hex2bin (valid2[0], buffer, 1) != 2)
fail (0);
if (hex2bin (valid2[1], buffer, 1) != 3)
fail (0);
for (i=0; invalid2[i]; i++)
{
len = hex2bin (invalid2[i], buffer, 1);
if (!(len < 0))
fail (i);
}
}
static void
test_hexcolon2bin (void)
{
static const char *valid[] = {
"00112233445566778899aabbccddeeff11223344",
"00112233445566778899AABBCCDDEEFF11223344",
"00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"00112233445566778899AABBCCDDEEFF11223344 blah",
"00112233445566778899AABBCCDDEEFF11223344\tblah",
"00112233445566778899AABBCCDDEEFF11223344\nblah",
NULL
};
static const char *invalid[] = {
"00112233445566778899aabbccddeeff1122334",
"00112233445566778899AABBCCDDEEFF1122334",
"00112233445566778899AABBCCDDEEFG11223344",
":00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44:",
"00:11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:3344",
"00:1122:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"0011:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"00 11:22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"00:11 22:33:44:55:66:77:88:99:aa:bb:cc:dd:ee:ff:11:22:33:44",
"00112233445566778899aabbccddeeff112233445",
"00112233445566778899aabbccddeeff1122334455",
"00112233445566778899aabbccddeeff11223344blah",
NULL
};
static const char *valid2[] = {
"00",
"00 x",
NULL
};
static const char *invalid2[] = {
"",
"0",
"00:",
":00",
"0:0",
"00x",
" 00",
NULL
};
unsigned char buffer[20];
int len;
int i;
for (i=0; valid[i]; i++)
{
len = hexcolon2bin (valid[i], buffer, sizeof buffer);
if (len < 0)
fail (i);
if (memcmp (buffer, ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
"\xbb\xcc\xdd\xee\xff\x11\x22\x33\x44"), 20))
fail (i);
}
if (hexcolon2bin (valid[0], buffer, sizeof buffer) != 40)
fail (0);
if (hexcolon2bin (valid[3], buffer, sizeof buffer) != 41)
fail (0);
for (i=0; invalid[i]; i++)
{
len = hexcolon2bin (invalid[i], buffer, sizeof buffer);
if (!(len < 0))
fail (i);
}
for (i=0; valid2[i]; i++)
{
len = hexcolon2bin (valid2[i], buffer, 1);
if (len < 0)
fail (i);
if (memcmp (buffer, "\x00", 1))
fail (i);
}
if (hexcolon2bin (valid2[0], buffer, 1) != 2)
fail (0);
if (hexcolon2bin (valid2[1], buffer, 1) != 3)
fail (0);
for (i=0; invalid2[i]; i++)
{
len = hexcolon2bin (invalid2[i], buffer, 1);
if (!(len < 0))
fail (i);
}
}
static void
test_bin2hex (void)
{
char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
"\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
char hexstuff[] = "00112233445566778899AABBCCDDEEFF011002A3";
char buffer[2*20+1];
char *p;
p = bin2hex (stuff, 20, buffer);
if (!p)
fail (0);
if (p != buffer)
fail (0);
if (strcmp (buffer, hexstuff))
fail (0);
p = bin2hex (stuff, 20, NULL);
if (!p)
fail (0);
if (strcmp (p, hexstuff))
fail (0);
p = bin2hex (stuff, (size_t)(-1), NULL);
if (p)
fail (0);
if (errno != ENOMEM)
fail (1);
}
static void
test_bin2hexcolon (void)
{
char stuff[20+1] = ("\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa"
"\xbb\xcc\xdd\xee\xff\x01\x10\x02\xa3");
char hexstuff[] = ("00:11:22:33:44:55:66:77:88:99:AA:BB:CC:DD:EE:FF"
":01:10:02:A3");
char buffer[3*20+1];
char *p;
p = bin2hexcolon (stuff, 20, buffer);
if (!p)
fail (0);
if (p != buffer)
fail (0);
if (strcmp (buffer, hexstuff))
fail (0);
p = bin2hexcolon (stuff, 20, NULL);
if (!p)
fail (0);
if (strcmp (p, hexstuff))
fail (0);
p = bin2hexcolon (stuff, (size_t)(-1), NULL);
if (p)
fail (0);
if (errno != ENOMEM)
fail (1);
}
static void
test_hex2str (void)
{
static struct {
const char *hex;
const char *str;
int off;
int no_alloc_test;
} tests[] = {
/* Simple tests. */
{ "112233445566778899aabbccddeeff1122",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
34 },
{ "112233445566778899aabbccddeeff1122 blah",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
34 },
{ "112233445566778899aabbccddeeff1122\tblah",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
34 },
{ "112233445566778899aabbccddeeff1122\nblah",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
34 },
/* Valid tests yielding an empty string. */
{ "00",
"",
2 },
{ "00 x",
"",
2 },
{ "",
"",
0 },
{ " ",
"",
0 },
/* Test trailing Nul feature. */
{ "112233445566778899aabbccddeeff112200",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
36 },
{ "112233445566778899aabbccddeeff112200 ",
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
36 },
/* Test buffer size. (buffer is of length 20) */
{ "6162636465666768696A6b6c6D6e6f70717273",
"abcdefghijklmnopqrs",
38 },
{ "6162636465666768696A6b6c6D6e6f7071727300",
"abcdefghijklmnopqrs",
40 },
{ "6162636465666768696A6b6c6D6e6f7071727374",
NULL,
0, 1 },
{ "6162636465666768696A6b6c6D6e6f707172737400",
NULL,
0, 1 },
{ "6162636465666768696A6b6c6D6e6f707172737475",
NULL,
0, 1 },
/* Invalid tests. */
{ "112233445566778899aabbccddeeff1122334", NULL, 0 },
{ "112233445566778899AABBCCDDEEFF1122334", NULL, 0 },
{ "112233445566778899AABBCCDDEEFG11223344", NULL, 0 },
{ "0:0112233445566778899aabbccddeeff11223344", NULL, 0 },
{ "112233445566778899aabbccddeeff11223344:", NULL, 0 },
{ "112233445566778899aabbccddeeff112233445", NULL, 0 },
{ "112233445566778899aabbccddeeff1122334455", NULL, 0, 1 },
{ "112233445566778899aabbccddeeff11223344blah", NULL, 0 },
{ "0", NULL, 0 },
{ "00:", NULL, 0 },
{ "00x", NULL, 0 },
{ NULL, NULL, 0 }
};
int idx;
char buffer[20];
const char *tail;
size_t count;
char *result;
for (idx=0; tests[idx].hex; idx++)
{
tail = hex2str (tests[idx].hex, buffer, sizeof buffer, &count);
if (tests[idx].str)
{
/* Good case test. */
if (!tail)
fail (idx);
else if (strcmp (tests[idx].str, buffer))
fail (idx);
else if (tail - tests[idx].hex != tests[idx].off)
fail (idx);
else if (strlen (buffer) != count)
fail (idx);
}
else
{
/* Bad case test. */
if (tail)
fail (idx);
}
}
/* Same tests again using in-place conversion. */
for (idx=0; tests[idx].hex; idx++)
{
char tmpbuf[100];
assert (strlen (tests[idx].hex)+1 < sizeof tmpbuf);
strcpy (tmpbuf, tests[idx].hex);
/* Note: we still need to use 20 as buffer length because our
tests assume that. */
tail = hex2str (tmpbuf, tmpbuf, 20, &count);
if (tests[idx].str)
{
/* Good case test. */
if (!tail)
fail (idx);
else if (strcmp (tests[idx].str, tmpbuf))
fail (idx);
else if (tail - tmpbuf != tests[idx].off)
fail (idx);
else if (strlen (tmpbuf) != count)
fail (idx);
}
else
{
/* Bad case test. */
if (tail)
fail (idx);
if (strcmp (tmpbuf, tests[idx].hex))
fail (idx); /* Buffer was modified. */
}
}
/* Test the allocation variant. */
for (idx=0; tests[idx].hex; idx++)
{
if (tests[idx].no_alloc_test)
continue;
result = hex2str_alloc (tests[idx].hex, &count);
if (tests[idx].str)
{
/* Good case test. */
if (!result)
fail (idx);
else if (strcmp (tests[idx].str, result))
fail (idx);
else if (count != tests[idx].off)
fail (idx);
}
else
{
/* Bad case test. */
if (result)
fail (idx);
}
xfree (result);
}
}
int
main (int argc, char **argv)
{
(void)argc;
(void)argv;
test_hex2bin ();
test_hexcolon2bin ();
test_bin2hex ();
test_bin2hexcolon ();
test_hex2str ();
return 0;
}

File Metadata

Mime Type
text/x-c
Expires
Sat, Feb 7, 5:34 PM (1 d, 20 h)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
1a/ea/53944606024b5e81cc0f01d740e3

Event Timeline