2 * Unit tests for miscellaneous msvcrt functions
4 * Copyright 2010 Andrew Nguyen
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "wine/test.h"
25 static int (__cdecl *prand_s)(unsigned int *);
26 static int (__cdecl *memcpy_s)(void *, MSVCRT_size_t, void*, MSVCRT_size_t);
28 static void init(void)
30 HMODULE hmod = GetModuleHandleA("msvcrt.dll");
32 prand_s = (void *)GetProcAddress(hmod, "rand_s");
33 memcpy_s = (void*)GetProcAddress(hmod, "memcpy_s");
36 static void test_rand_s(void)
43 win_skip("rand_s is not available\n");
49 ok(ret == EINVAL, "Expected rand_s to return EINVAL, got %d\n", ret);
50 ok(errno == EINVAL, "Expected errno to return EINVAL, got %d\n", errno);
53 ok(ret == 0, "Expected rand_s to return 0, got %d\n", ret);
56 static void test_memcpy_s(void)
58 static char data[] = "data\0to\0be\0copied";
64 win_skip("memcpy_s in not available\n");
69 ret = memcpy_s(NULL, 0, NULL, 0);
70 ok(ret == 0, "ret = %x\n", ret);
71 ok(errno == 0xdeadbeef, "errno = %x\n", errno);
75 ret = memcpy_s(dest, 10, NULL, 0);
76 ok(ret == 0, "ret = %x\n", ret);
77 ok(errno == 0xdeadbeef, "errno = %x\n", errno);
78 ok(dest[0] == 'x', "dest[0] != \'x\'\n");
81 ret = memcpy_s(NULL, 10, data, 10);
82 ok(ret == EINVAL, "ret = %x\n", ret);
83 ok(errno == EINVAL, "errno = %x\n", errno);
87 ret = memcpy_s(dest, 10, data, 5);
88 ok(ret == 0, "ret = %x\n", ret);
89 ok(errno == 0xdeadbeef, "errno = %x\n", errno);
90 ok(memcmp(dest, data, 10), "All data copied\n");
91 ok(!memcmp(dest, data, 5), "First five bytes are different\n");
94 ret = memcpy_s(data, 10, data, 10);
95 ok(ret == 0, "ret = %x\n", ret);
96 ok(errno == 0xdeadbeef, "errno = %x\n", errno);
97 ok(!memcmp(dest, data, 5), "data was destroyed during overwritting\n");
101 ret = memcpy_s(dest, 5, data, 10);
102 ok(ret == ERANGE, "ret = %x\n", ret);
103 ok(errno == ERANGE, "errno = %x\n", errno);
104 ok(dest[0] == '\0', "dest[0] != \'\\0\'\n");