114 lines
3.2 KiB
C
114 lines
3.2 KiB
C
/*
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* Unit tests for miscellaneous msvcrt functions
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*
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* Copyright 2010 Andrew Nguyen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "wine/test.h"
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#include <errno.h>
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#include "msvcrt.h"
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static int (__cdecl *prand_s)(unsigned int *);
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static int (__cdecl *memcpy_s)(void *, MSVCRT_size_t, void*, MSVCRT_size_t);
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static void init(void)
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{
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HMODULE hmod = GetModuleHandleA("msvcrt.dll");
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prand_s = (void *)GetProcAddress(hmod, "rand_s");
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memcpy_s = (void*)GetProcAddress(hmod, "memcpy_s");
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}
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static void test_rand_s(void)
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{
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int ret;
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unsigned int rand;
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if (!prand_s)
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{
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win_skip("rand_s is not available\n");
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return;
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}
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errno = EBADF;
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ret = prand_s(NULL);
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ok(ret == EINVAL, "Expected rand_s to return EINVAL, got %d\n", ret);
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ok(errno == EINVAL, "Expected errno to return EINVAL, got %d\n", errno);
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ret = prand_s(&rand);
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ok(ret == 0, "Expected rand_s to return 0, got %d\n", ret);
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}
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static void test_memcpy_s(void)
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{
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static char data[] = "data\0to\0be\0copied";
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static char dest[32];
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int ret;
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if(!memcpy_s)
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{
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win_skip("memcpy_s in not available\n");
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return;
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}
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errno = 0xdeadbeef;
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ret = memcpy_s(NULL, 0, NULL, 0);
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ok(ret == 0, "ret = %x\n", ret);
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ok(errno == 0xdeadbeef, "errno = %x\n", errno);
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errno = 0xdeadbeef;
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dest[0] = 'x';
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ret = memcpy_s(dest, 10, NULL, 0);
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ok(ret == 0, "ret = %x\n", ret);
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ok(errno == 0xdeadbeef, "errno = %x\n", errno);
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ok(dest[0] == 'x', "dest[0] != \'x\'\n");
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errno = 0xdeadbeef;
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ret = memcpy_s(NULL, 10, data, 10);
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ok(ret == EINVAL, "ret = %x\n", ret);
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ok(errno == EINVAL, "errno = %x\n", errno);
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errno = 0xdeadbeef;
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dest[7] = 'x';
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ret = memcpy_s(dest, 10, data, 5);
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ok(ret == 0, "ret = %x\n", ret);
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ok(errno == 0xdeadbeef, "errno = %x\n", errno);
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ok(memcmp(dest, data, 10), "All data copied\n");
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ok(!memcmp(dest, data, 5), "First five bytes are different\n");
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errno = 0xdeadbeef;
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ret = memcpy_s(data, 10, data, 10);
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ok(ret == 0, "ret = %x\n", ret);
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ok(errno == 0xdeadbeef, "errno = %x\n", errno);
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ok(!memcmp(dest, data, 5), "data was destroyed during overwritting\n");
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errno = 0xdeadbeef;
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dest[0] = 'x';
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ret = memcpy_s(dest, 5, data, 10);
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ok(ret == ERANGE, "ret = %x\n", ret);
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ok(errno == ERANGE, "errno = %x\n", errno);
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ok(dest[0] == '\0', "dest[0] != \'\\0\'\n");
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}
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START_TEST(misc)
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{
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init();
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test_rand_s();
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test_memcpy_s();
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}
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