mirror of
git://git.gnupg.org/gnupg.git
synced 2024-11-04 20:38:50 +01:00
61765136cf
* common/convert.c (hex2fixedbuf): New. -- This function is useful for converting hex strings received via assuan if they have a known length. For example keygrips or the new UBID. Signed-off-by: Werner Koch <wk@gnupg.org>
502 lines
13 KiB
C
502 lines
13 KiB
C
/* 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 <https://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);
|
|
else if (strcmp (p, hexstuff))
|
|
fail (0);
|
|
xfree (p);
|
|
|
|
p = bin2hex (stuff, (size_t)(-1), NULL);
|
|
if (p)
|
|
fail (0);
|
|
else 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);
|
|
else if (strcmp (p, hexstuff))
|
|
fail (0);
|
|
xfree (p);
|
|
|
|
p = bin2hexcolon (stuff, (size_t)(-1), NULL);
|
|
if (p)
|
|
fail (0);
|
|
else if (errno != ENOMEM)
|
|
fail (1);
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
test_hex2str (void)
|
|
{
|
|
static struct {
|
|
const char *hex;
|
|
const char *str;
|
|
int len; /* Length of STR. This may included embedded nuls. */
|
|
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",
|
|
17, 34 },
|
|
{ "112233445566778899aabbccddeeff1122 blah",
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
|
|
17, 34 },
|
|
{ "112233445566778899aabbccddeeff1122\tblah",
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
|
|
17, 34 },
|
|
{ "112233445566778899aabbccddeeff1122\nblah",
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22",
|
|
17, 34 },
|
|
/* Valid tests yielding an empty string. */
|
|
{ "00",
|
|
"",
|
|
1, 2 },
|
|
{ "00 x",
|
|
"",
|
|
1, 2 },
|
|
{ "",
|
|
"",
|
|
0, 0 },
|
|
{ " ",
|
|
"",
|
|
0, 0 },
|
|
/* Test trailing Nul feature. */
|
|
{ "112233445566778899aabbccddeeff1100",
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
|
|
17, 34 },
|
|
{ "112233445566778899aabbccddeeff1100 ",
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x00",
|
|
17, 34 },
|
|
/* Test buffer size. (buffer is of length 20) */
|
|
{ "6162636465666768696A6b6c6D6e6f70717273",
|
|
"abcdefghijklmnopqrs",
|
|
19, 38 },
|
|
{ "6162636465666768696A6b6c6D6e6f7071727300",
|
|
"abcdefghijklmnopqrs",
|
|
20, 40 },
|
|
{ "6162636465666768696A6b6c6D6e6f7071727374",
|
|
NULL,
|
|
0, 0, 1 },
|
|
{ "6162636465666768696A6b6c6D6e6f707172737400",
|
|
NULL,
|
|
0, 0, 1 },
|
|
{ "6162636465666768696A6b6c6D6e6f707172737475",
|
|
NULL,
|
|
0, 0, 1 },
|
|
|
|
/* Invalid tests. */
|
|
{ "112233445566778899aabbccddeeff1122334", NULL, 0, 0 },
|
|
{ "112233445566778899AABBCCDDEEFF1122334", NULL, 0, 0 },
|
|
{ "112233445566778899AABBCCDDEEFG11223344", NULL, 0, 0 },
|
|
{ "0:0112233445566778899aabbccddeeff11223344", NULL, 0, 0 },
|
|
{ "112233445566778899aabbccddeeff11223344:", NULL, 0, 0 },
|
|
{ "112233445566778899aabbccddeeff112233445", NULL, 0, 0 },
|
|
{ "112233445566778899aabbccddeeff1122334455", NULL, 0, 0, 1 },
|
|
{ "112233445566778899aabbccddeeff11223344blah", NULL, 0, 0 },
|
|
{ "0", NULL, 0, 0 },
|
|
{ "00:", NULL, 0, 0 },
|
|
{ "00x", NULL, 0, 0 },
|
|
|
|
{ NULL, NULL, 0, 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 (tests[idx].len != 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 (tests[idx].len != 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);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
test_hex2fixedbuf (void)
|
|
{
|
|
static struct {
|
|
const char *hex;
|
|
unsigned bufsize;
|
|
unsigned int resultlen;
|
|
const char *result;
|
|
} tests[] = {
|
|
/* Simple tests. */
|
|
{ "112233445566778899aabbccddeeff1122", 17, 34,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22"},
|
|
{ " 112233445566778899aabbccddeeff1122", 17, 35,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22"},
|
|
{ "112233445566778899aabbccddeeff1122 ", 17, 35,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22"},
|
|
{ " 112233445566778899aabbccddeeff1122 ", 17, 37,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11\x22"},
|
|
{ " 112233445566778899aabbccddeeff11 ", 16, 35,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11"},
|
|
{ " 112233445566778899aabbccddeeff11", 16, 34,
|
|
"\x11\x22\x33\x44\x55\x66\x77\x88\x99\xaa\xbb\xcc\xdd\xee\xff\x11"}
|
|
};
|
|
char buffer[100]; /* Large enough for all tests. */
|
|
int idx;
|
|
unsigned int n;
|
|
|
|
for (idx=0; idx < DIM (tests); idx++)
|
|
{
|
|
n = hex2fixedbuf (tests[idx].hex, buffer, tests[idx].bufsize);
|
|
if (n != tests[idx].resultlen)
|
|
fail (idx);
|
|
else if (memcmp (buffer, tests[idx].result, tests[idx].bufsize))
|
|
fail (idx);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
(void)argc;
|
|
(void)argv;
|
|
|
|
test_hex2bin ();
|
|
test_hexcolon2bin ();
|
|
test_bin2hex ();
|
|
test_bin2hexcolon ();
|
|
test_hex2str ();
|
|
test_hex2fixedbuf ();
|
|
|
|
return 0;
|
|
}
|