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-rw-r--r--crypt/md5test-giant.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/crypt/md5test-giant.c b/crypt/md5test-giant.c
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-/* Testcase for https://sourceware.org/bugzilla/show_bug.cgi?id=14090.
- Copyright (C) 2012-2023 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- 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; version 2 of the License, 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 <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/mman.h>
-
-#include "md5.h"
-
-/* This test will not work with 32-bit size_t, so let it succeed
- there. */
-#if SIZE_MAX <= UINT32_MAX
-static int
-do_test (void)
-{
- return 0;
-}
-#else
-
-# define CONST_2G 0x080000000
-# define CONST_10G 0x280000000
-
-/* MD5 sum values of zero-filled blocks of specified sizes. */
-static const struct test_data_s
-{
- const char ref[16];
- size_t len;
-} test_data[] =
- {
- { "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e",
- 0x000000000 },
- { "\xa9\x81\x13\x0c\xf2\xb7\xe0\x9f\x46\x86\xdc\x27\x3c\xf7\x18\x7e",
- 0x080000000 },
- { "\xc9\xa5\xa6\x87\x8d\x97\xb4\x8c\xc9\x65\xc1\xe4\x18\x59\xf0\x34",
- 0x100000000 },
- { "\x58\xcf\x63\x8a\x73\x3f\x91\x90\x07\xb4\x28\x7c\xf5\x39\x6d\x0c",
- 0x180000000 },
- { "\xb7\x70\x35\x1f\xad\xae\x5a\x96\xbb\xaf\x97\x02\xed\x97\xd2\x8d",
- 0x200000000 },
- { "\x2d\xd2\x6c\x4d\x47\x99\xeb\xd2\x9f\xa3\x1e\x48\xd4\x9e\x8e\x53",
- 0x280000000 },
-};
-
-static int
-report (const char *id, const char *md5, size_t len, const char *ref)
-{
- if (memcmp (md5, ref, 16))
- {
- printf ("test %s with size %zd failed\n", id, len);
- return 1;
- }
- return 0;
-}
-
-/* Test md5 in a single md5_process_bytes call. */
-static int
-test_single (void *buf, size_t len, const char *ref)
-{
- char sum[16];
- struct md5_ctx ctx;
-
- __md5_init_ctx (&ctx);
- __md5_process_bytes (buf, len, &ctx);
- __md5_finish_ctx (&ctx, sum);
-
- return report ("single", sum, len, ref);
-}
-
-/* Test md5 with two md5_process_bytes calls to trigger a
- different path in md5_process_block for sizes > 2 GB. */
-static int
-test_double (void *buf, size_t len, const char *ref)
-{
- char sum[16];
- struct md5_ctx ctx;
-
- __md5_init_ctx (&ctx);
- if (len >= CONST_2G)
- {
- __md5_process_bytes (buf, CONST_2G, &ctx);
- __md5_process_bytes (buf + CONST_2G, len - CONST_2G, &ctx);
- }
- else
- __md5_process_bytes (buf, len, &ctx);
-
- __md5_finish_ctx (&ctx, sum);
-
- return report ("double", sum, len, ref);
-}
-
-
-static int
-do_test (void)
-{
- void *buf;
- unsigned int j;
- int result = 0;
-
- buf = mmap64 (0, CONST_10G, PROT_READ, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
- if (buf == MAP_FAILED)
- {
- puts ("Could not allocate 10 GB via mmap, skipping test.");
- return 0;
- }
-
- for (j = 0; j < sizeof (test_data) / sizeof (struct test_data_s); j++)
- {
- if (test_single (buf, test_data[j].len, test_data[j].ref))
- result = 1;
- if (test_double (buf, test_data[j].len, test_data[j].ref))
- result = 1;
- }
-
- return result;
-}
-#endif
-
-/* This needs on a fast machine 90s. */
-#define TIMEOUT 480
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"