[Feature][ZXW-33]merge ZXW 0428 version
Change-Id: I11f167edfea428d9fab198ff00ff1364932d1b0b
diff --git a/ap/libc/glibc/glibc-2.23/debug/test-strcpy_chk.c b/ap/libc/glibc/glibc-2.23/debug/test-strcpy_chk.c
new file mode 100644
index 0000000..4aab09a
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/debug/test-strcpy_chk.c
@@ -0,0 +1,355 @@
+/* Test and measure __strcpy_chk functions.
+ Copyright (C) 1999-2016 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/>. */
+
+#ifndef STRCPY_RESULT
+# define STRCPY_RESULT(dst, len) dst
+# define TEST_MAIN
+# define TEST_NAME "strcpy_chk"
+# include "../string/test-string.h"
+
+/* This test case implicitly tests the availability of the __chk_fail
+ symbol, which is part of the public ABI and may be used
+ externally. */
+extern void __attribute__ ((noreturn)) __chk_fail (void);
+char *simple_strcpy_chk (char *, const char *, size_t);
+extern char *normal_strcpy (char *, const char *, size_t)
+ __asm ("strcpy");
+extern char *__strcpy_chk (char *, const char *, size_t);
+
+IMPL (simple_strcpy_chk, 0)
+IMPL (normal_strcpy, 1)
+IMPL (__strcpy_chk, 2)
+
+char *
+simple_strcpy_chk (char *dst, const char *src, size_t len)
+{
+ char *ret = dst;
+ if (! len)
+ __chk_fail ();
+ while ((*dst++ = *src++) != '\0')
+ if (--len == 0)
+ __chk_fail ();
+ return ret;
+}
+#endif
+
+#include <fcntl.h>
+#include <paths.h>
+#include <setjmp.h>
+#include <signal.h>
+
+static int test_main (void);
+#define TEST_FUNCTION test_main ()
+#include "../test-skeleton.c"
+
+volatile int chk_fail_ok;
+jmp_buf chk_fail_buf;
+
+static void
+handler (int sig)
+{
+ if (chk_fail_ok)
+ {
+ chk_fail_ok = 0;
+ longjmp (chk_fail_buf, 1);
+ }
+ else
+ _exit (127);
+}
+
+typedef char *(*proto_t) (char *, const char *, size_t);
+
+static void
+do_one_test (impl_t *impl, char *dst, const char *src,
+ size_t len, size_t dlen)
+{
+ char *res;
+ if (dlen <= len)
+ {
+ if (impl->test == 1)
+ return;
+
+ chk_fail_ok = 1;
+ if (setjmp (chk_fail_buf) == 0)
+ {
+ res = CALL (impl, dst, src, dlen);
+ printf ("*** Function %s (%zd; %zd) did not __chk_fail\n",
+ impl->name, len, dlen);
+ chk_fail_ok = 0;
+ ret = 1;
+ }
+ return;
+ }
+ else
+ res = CALL (impl, dst, src, dlen);
+
+ if (res != STRCPY_RESULT (dst, len))
+ {
+ printf ("Wrong result in function %s %p %p\n", impl->name,
+ res, STRCPY_RESULT (dst, len));
+ ret = 1;
+ return;
+ }
+
+ if (strcmp (dst, src) != 0)
+ {
+ printf ("Wrong result in function %s dst \"%s\" src \"%s\"\n",
+ impl->name, dst, src);
+ ret = 1;
+ return;
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, size_t dlen, 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; i++)
+ s1[i] = 32 + 23 * i % (max_char - 32);
+ s1[len] = 0;
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s2, s1, len, dlen);
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, len, dlen;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ len = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (len + j >= 511)
+ len = 510 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512)
+ j = 512;
+ for (i = 0; i < j; i++)
+ {
+ if (i == len + align1)
+ p1[i] = 0;
+ else
+ {
+ p1[i] = random () & 255;
+ if (i >= align1 && i < len + align1 && !p1[i])
+ p1[i] = (random () & 127) + 3;
+ }
+ }
+
+ switch (random () & 7)
+ {
+ case 0:
+ dlen = len - (random () & 31);
+ if (dlen > len)
+ dlen = len;
+ break;
+ case 1:
+ dlen = (size_t) -1;
+ break;
+ case 2:
+ dlen = len + 1 + (random () & 65535);
+ break;
+ case 3:
+ dlen = len + 1 + (random () & 255);
+ break;
+ case 4:
+ dlen = len + 1 + (random () & 31);
+ break;
+ case 5:
+ dlen = len + 1 + (random () & 7);
+ break;
+ case 6:
+ dlen = len + 1 + (random () & 3);
+ break;
+ default:
+ dlen = len + 1;
+ break;
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ if (dlen <= len)
+ {
+ if (impl->test != 1)
+ {
+ chk_fail_ok = 1;
+ if (setjmp (chk_fail_buf) == 0)
+ {
+ res = (unsigned char *)
+ CALL (impl, (char *) p2 + align2,
+ (char *) p1 + align1, dlen);
+ printf ("Iteration %zd - did not __chk_fail\n", n);
+ chk_fail_ok = 0;
+ ret = 1;
+ }
+ }
+ continue;
+ }
+ memset (p2 - 64, '\1', 512 + 64);
+ res = (unsigned char *)
+ CALL (impl, (char *) p2 + align2, (char *) p1 + align1, dlen);
+ if (res != STRCPY_RESULT (p2 + align2, len))
+ {
+ printf ("\
+Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p\n",
+ n, impl->name, align1, align2, len, res,
+ STRCPY_RESULT (p2 + align2, len));
+ ret = 1;
+ }
+ for (j = 0; j < align2 + 64; ++j)
+ {
+ if (p2[j - 64] != '\1')
+ {
+ printf ("\
+Iteration %zd - garbage before, %s (%zd, %zd, %zd)\n",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ for (j = align2 + len + 1; j < 512; ++j)
+ {
+ if (p2[j] != '\1')
+ {
+ printf ("\
+Iteration %zd - garbage after, %s (%zd, %zd, %zd)\n",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ if (memcmp (p1 + align1, p2 + align2, len + 1))
+ {
+ printf ("\
+Iteration %zd - different strings, %s (%zd, %zd, %zd)\n",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ }
+ }
+ }
+}
+
+static int
+test_main (void)
+{
+ size_t i;
+
+ set_fortify_handler (handler);
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, i + 1, 127);
+ do_test (0, 0, i, i + 1, 255);
+ do_test (0, i, i, i + 1, 127);
+ do_test (i, 0, i, i + 1, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, (8 << i) + 1, 127);
+ do_test (8 - i, 2 * i, (8 << i), (8 << i) + 1, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, (8 << i), (8 << i) + 1, 127);
+ do_test (2 * i, i, (8 << i), (8 << i) + 1, 255);
+ do_test (i, i, (8 << i), (8 << i) + 1, 127);
+ do_test (i, i, (8 << i), (8 << i) + 1, 255);
+ }
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, i + 256, 127);
+ do_test (0, 0, i, i + 256, 255);
+ do_test (0, i, i, i + 256, 127);
+ do_test (i, 0, i, i + 256, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, (8 << i) + 256, 127);
+ do_test (8 - i, 2 * i, (8 << i), (8 << i) + 256, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, (8 << i), (8 << i) + 256, 127);
+ do_test (2 * i, i, (8 << i), (8 << i) + 256, 255);
+ do_test (i, i, (8 << i), (8 << i) + 256, 127);
+ do_test (i, i, (8 << i), (8 << i) + 256, 255);
+ }
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, i, 127);
+ do_test (0, 0, i, i + 2, 255);
+ do_test (0, i, i, i + 3, 127);
+ do_test (i, 0, i, i + 4, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, (8 << i) - 15, 127);
+ do_test (8 - i, 2 * i, (8 << i), (8 << i) + 5, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, (8 << i), (8 << i) + i, 127);
+ do_test (2 * i, i, (8 << i), (8 << i) + (i - 1), 255);
+ do_test (i, i, (8 << i), (8 << i) + i + 2, 127);
+ do_test (i, i, (8 << i), (8 << i) + i + 3, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}