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-rw-r--r--string/test-memccpy.c269
1 files changed, 0 insertions, 269 deletions
diff --git a/string/test-memccpy.c b/string/test-memccpy.c
deleted file mode 100644
index 7bd67a61e7..0000000000
--- a/string/test-memccpy.c
+++ /dev/null
@@ -1,269 +0,0 @@
-/* Test and measure memccpy functions.
- Copyright (C) 1999-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Written by Jakub Jelinek <jakub@redhat.com>, 1999.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#define TEST_MAIN
-#define TEST_NAME "memccpy"
-#include "test-string.h"
-
-void *simple_memccpy (void *, const void *, int, size_t);
-void *stupid_memccpy (void *, const void *, int, size_t);
-
-IMPL (stupid_memccpy, 0)
-IMPL (simple_memccpy, 0)
-IMPL (memccpy, 1)
-
-void *
-simple_memccpy (void *dst, const void *src, int c, size_t n)
-{
- const char *s = src;
- char *d = dst;
-
- while (n-- > 0)
- if ((*d++ = *s++) == (char) c)
- return d;
-
- return NULL;
-}
-
-void *
-stupid_memccpy (void *dst, const void *src, int c, size_t n)
-{
- void *p = memchr (src, c, n);
-
- if (p != NULL)
- return mempcpy (dst, src, p - src + 1);
-
- memcpy (dst, src, n);
- return NULL;
-}
-
-typedef void *(*proto_t) (void *, const void *, int c, size_t);
-
-static void
-do_one_test (impl_t *impl, void *dst, const void *src, int c, size_t len,
- size_t n)
-{
- void *expect = len > n ? NULL : (char *) dst + len;
- if (CALL (impl, dst, src, c, n) != expect)
- {
- error (0, 0, "Wrong result in function %s %p %p", impl->name,
- CALL (impl, dst, src, c, n), expect);
- ret = 1;
- return;
- }
-
- if (memcmp (dst, src, len > n ? n : len) != 0)
- {
- error (0, 0, "Wrong result in function %s", impl->name);
- ret = 1;
- return;
- }
-}
-
-static void
-do_test (size_t align1, size_t align2, int c, size_t len, size_t n,
- int max_char)
-{
- size_t i;
- char *s1, *s2;
-
- align1 &= 7;
- if (align1 + len >= page_size)
- return;
-
- align2 &= 7;
- if (align2 + len >= page_size)
- return;
-
- s1 = (char *) (buf1 + align1);
- s2 = (char *) (buf2 + align2);
-
- for (i = 0; i < len - 1; ++i)
- {
- s1[i] = 32 + 23 * i % (max_char - 32);
- if (s1[i] == (char) c)
- --s1[i];
- }
- s1[len - 1] = c;
- for (i = len; i + align1 < page_size && i < len + 64; ++i)
- s1[i] = 32 + 32 * i % (max_char - 32);
-
- FOR_EACH_IMPL (impl, 0)
- do_one_test (impl, s2, s1, c, len, n);
-}
-
-static void
-do_random_tests (void)
-{
- size_t i, j, n, align1, align2, len, size, mode;
- unsigned char *p1 = buf1 + page_size - 512;
- unsigned char *p2 = buf2 + page_size - 512;
- unsigned char *res, c;
-
- for (n = 0; n < ITERATIONS; n++)
- {
- mode = random ();
- c = random ();
- if (mode & 1)
- {
- size = random () & 255;
- align1 = 512 - size - (random () & 15);
- if (mode & 2)
- align2 = align1 - (random () & 24);
- else
- align2 = align1 - (random () & 31);
- if (mode & 4)
- {
- j = align1;
- align1 = align2;
- align2 = j;
- }
- if (mode & 8)
- len = size - (random () & 31);
- else
- len = 512;
- if (len >= 512)
- len = random () & 511;
- }
- else
- {
- align1 = random () & 31;
- if (mode & 2)
- align2 = random () & 31;
- else
- align2 = align1 + (random () & 24);
- len = random () & 511;
- j = align1;
- if (align2 > j)
- j = align2;
- if (mode & 4)
- {
- size = random () & 511;
- if (size + j > 512)
- size = 512 - j - (random() & 31);
- }
- else
- size = 512 - j;
- if ((mode & 8) && len + j >= 512)
- len = 512 - j - (random () & 7);
- }
- j = len + align1 + 64;
- if (j > 512)
- j = 512;
- for (i = 0; i < j; i++)
- {
- if (i == len + align1)
- p1[i] = c;
- else
- {
- p1[i] = random () & 255;
- if (i >= align1 && i < len + align1 && p1[i] == c)
- p1[i] = (random () & 127) + 3 + c;
- }
- }
-
- FOR_EACH_IMPL (impl, 1)
- {
- unsigned char *expect;
- memset (p2 - 64, '\1', 512 + 64);
- res = CALL (impl, p2 + align2, p1 + align1, (char) c, size);
- if (len >= size)
- expect = NULL;
- else
- expect = p2 + align2 + len + 1;
-
- if (res != expect)
- {
- error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd, %d) %p != %p",
- n, impl->name, align1, align2, len, size, c, res, expect);
- ret = 1;
- }
- for (j = 0; j < align2 + 64; ++j)
- {
- if (p2[j - 64] != '\1')
- {
- error (0, 0, "Iteration %zd - garbage before, %s (%zd, %zd, %zd)",
- n, impl->name, align1, align2, len);
- ret = 1;
- break;
- }
- }
- j = align2 + len + 1;
- if (size + align2 < j)
- j = size + align2;
- for (; j < 512; ++j)
- {
- if (p2[j] != '\1')
- {
- error (0, 0, "Iteration %zd - garbage after, %s (%zd, %zd, %zd)",
- n, impl->name, align1, align2, len);
- ret = 1;
- break;
- }
- }
- j = len + 1;
- if (size < j)
- j = size;
- if (memcmp (p1 + align1, p2 + align2, j))
- {
- error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd)",
- n, impl->name, align1, align2, len);
- ret = 1;
- }
- }
- }
-}
-
-int
-test_main (void)
-{
- size_t i;
-
- test_init ();
-
- printf ("%28s", "");
- FOR_EACH_IMPL (impl, 0)
- printf ("\t%s", impl->name);
- putchar ('\n');
-
- for (i = 1; i < 8; ++i)
- {
- do_test (i, i, 12, 16, 16, 127);
- do_test (i, i, 23, 16, 16, 255);
- do_test (i, 2 * i, 28, 16, 16, 127);
- do_test (2 * i, i, 31, 16, 16, 255);
- do_test (8 - i, 2 * i, 1, 1 << i, 2 << i, 127);
- do_test (2 * i, 8 - i, 17, 2 << i, 1 << i, 127);
- do_test (8 - i, 2 * i, 0, 1 << i, 2 << i, 255);
- do_test (2 * i, 8 - i, i, 2 << i, 1 << i, 255);
- }
-
- for (i = 1; i < 8; ++i)
- {
- do_test (0, 0, i, 4 << i, 8 << i, 127);
- do_test (0, 0, i, 16 << i, 8 << i, 127);
- do_test (8 - i, 2 * i, i, 4 << i, 8 << i, 127);
- do_test (8 - i, 2 * i, i, 16 << i, 8 << i, 127);
- }
-
- do_random_tests ();
- return ret;
-}
-
-#include <support/test-driver.c>
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