/* See LICENSE file for copyright and license details. */
#include "libsha2.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define test(EXPR)\
do {\
if (EXPR)\
break;\
fprintf(stderr, "Failure at line %i: %s\n", __LINE__, #EXPR);\
exit(1);\
} while (0)
#define test_str(HAVE, EXPECTED)\
do {\
if (!strcmp(HAVE, EXPECTED))\
break;\
fprintf(stderr, "Failure at line %i: expected \"%s\", got \"%s\"\n", __LINE__, EXPECTED, HAVE);\
exit(1);\
} while (0)
int
main(void)
{
char buf[1024], str[1024];
struct libsha2_state s;
libsha2_behex_lower(buf, "", 0);
test_str(buf, "");
libsha2_behex_lower(buf, "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF", 16);
test_str(buf, "00112233445566778899aabbccddeeff");
libsha2_behex_lower(buf, "\x1E\x5A\xC0", 3);
test_str(buf, "1e5ac0");
libsha2_behex_upper(buf, "", 0);
test_str(buf, "");
libsha2_behex_upper(buf, "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF", 16);
test_str(buf, "00112233445566778899AABBCCDDEEFF");
libsha2_behex_upper(buf, "\x1E\x5A\xC0", 3);
test_str(buf, "1E5AC0");
libsha2_unhex(buf, "");
test(!memcmp(buf, "", 0));
libsha2_unhex(buf, "00112233445566778899AABBCCDDEEFF");
test(!memcmp(buf, "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF", 16));
libsha2_unhex(buf, "1E5AC0");
test(!memcmp(buf, "\x1E\x5A\xC0", 3));
libsha2_unhex(buf, "00112233445566778899aabbccddeeff");
test(!memcmp(buf, "\x00\x11\x22\x33\x44\x55\x66\x77\x88\x99\xAA\xBB\xCC\xDD\xEE\xFF", 16));
libsha2_unhex(buf, "1e5ac0");
test(!memcmp(buf, "\x1E\x5A\xC0", 3));
libsha2_unhex(buf, "AAbbCcdD");
test(!memcmp(buf, "\xAA\xBB\xCC\xDD", 4));
test(libsha2_algorithm_output_size(LIBSHA2_224) == 28);
test(libsha2_algorithm_output_size(LIBSHA2_256) == 32);
test(libsha2_algorithm_output_size(LIBSHA2_384) == 48);
test(libsha2_algorithm_output_size(LIBSHA2_512) == 64);
test(libsha2_algorithm_output_size(LIBSHA2_512_224) == 28);
test(libsha2_algorithm_output_size(LIBSHA2_512_256) == 32);
test(!errno);
test(libsha2_algorithm_output_size(~0) == 0); /* should test `errno == EINVAL`, optimising compiler breaks it */
errno = 0;
test(libsha2_init(&s, ~0) == -1 && errno == EINVAL);
errno = 0;
test(!libsha2_init(&s, LIBSHA2_224));
test(libsha2_state_output_size(&s) == 28);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f");
test(!libsha2_init(&s, LIBSHA2_256));
test(libsha2_state_output_size(&s) == 32);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
test(!libsha2_init(&s, LIBSHA2_384));
test(libsha2_state_output_size(&s) == 48);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b");
test(!libsha2_init(&s, LIBSHA2_512));
test(libsha2_state_output_size(&s) == 64);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e");
test(!libsha2_init(&s, LIBSHA2_512_224));
test(libsha2_state_output_size(&s) == 28);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "6ed0dd02806fa89e25de060c19d3ac86cabb87d6a0ddd05c333b84f4");
test(!libsha2_init(&s, LIBSHA2_512_256));
test(libsha2_state_output_size(&s) == 32);
libsha2_digest(&s, "", 0, buf);
libsha2_behex_lower(str, buf, libsha2_state_output_size(&s));
test_str(str, "c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a");
test(!errno);
return 0;
}
