426 lines
16 KiB
C
426 lines
16 KiB
C
/*
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* Unit test suite for heap functions
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*
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* Copyright 2003 Dimitrie O. Paun
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* Copyright 2006 Detlef Riekenberg
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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 <stdarg.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wine/test.h"
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#define MAGIC_DEAD 0xdeadbeef
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static SIZE_T resize_9x(SIZE_T size)
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{
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DWORD dwSizeAligned = (size + 3) & ~3;
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return max(dwSizeAligned, 12); /* at least 12 bytes */
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}
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static void test_sized_HeapAlloc(int nbytes)
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{
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int success;
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char *buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nbytes);
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ok(buf != NULL, "allocate failed\n");
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ok(buf[0] == 0, "buffer not zeroed\n");
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success = HeapFree(GetProcessHeap(), 0, buf);
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ok(success, "free failed\n");
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}
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static void test_sized_HeapReAlloc(int nbytes1, int nbytes2)
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{
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int success;
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char *buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nbytes1);
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ok(buf != NULL, "allocate failed\n");
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ok(buf[0] == 0, "buffer not zeroed\n");
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buf = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buf, nbytes2);
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ok(buf != NULL, "reallocate failed\n");
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ok(buf[nbytes2-1] == 0, "buffer not zeroed\n");
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success = HeapFree(GetProcessHeap(), 0, buf);
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ok(success, "free failed\n");
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}
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static void test_heap(void)
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{
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LPVOID mem;
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LPVOID msecond;
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DWORD res;
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UINT flags;
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HGLOBAL gbl;
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HGLOBAL hsecond;
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SIZE_T size;
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/* Heap*() functions */
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mem = HeapAlloc(GetProcessHeap(), 0, 0);
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ok(mem != NULL, "memory not allocated for size 0\n");
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mem = HeapReAlloc(GetProcessHeap(), 0, NULL, 10);
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ok(mem == NULL, "memory allocated by HeapReAlloc\n");
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for (size = 0; size <= 256; size++)
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{
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SIZE_T heap_size;
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mem = HeapAlloc(GetProcessHeap(), 0, size);
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heap_size = HeapSize(GetProcessHeap(), 0, mem);
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ok(heap_size == size || heap_size == resize_9x(size),
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"HeapSize returned %lu instead of %lu or %lu\n", heap_size, size, resize_9x(size));
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HeapFree(GetProcessHeap(), 0, mem);
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}
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/* test some border cases of HeapAlloc and HeapReAlloc */
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mem = HeapAlloc(GetProcessHeap(), 0, 0);
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ok(mem != NULL, "memory not allocated for size 0\n");
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msecond = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, ~(SIZE_T)0 - 7);
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ok(msecond == NULL, "HeapReAlloc(~0 - 7) should have failed\n");
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msecond = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, ~(SIZE_T)0);
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ok(msecond == NULL, "HeapReAlloc(~0) should have failed\n");
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HeapFree(GetProcessHeap(), 0, mem);
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mem = HeapAlloc(GetProcessHeap(), 0, ~(SIZE_T)0);
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ok(mem == NULL, "memory allocated for size ~0\n");
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/* large blocks must be 16-byte aligned */
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mem = HeapAlloc(GetProcessHeap(), 0, 512 * 1024);
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ok( mem != NULL, "failed for size 512K\n" );
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ok( (ULONG_PTR)mem % 16 == 0 || broken((ULONG_PTR)mem % 16) /* win9x */,
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"512K block not 16-byte aligned\n" );
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HeapFree(GetProcessHeap(), 0, mem);
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/* Global*() functions */
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gbl = GlobalAlloc(GMEM_MOVEABLE, 0);
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ok(gbl != NULL, "global memory not allocated for size 0\n");
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gbl = GlobalReAlloc(gbl, 10, GMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc global memory\n");
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size = GlobalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
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gbl = GlobalReAlloc(gbl, 0, GMEM_MOVEABLE);
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ok(gbl != NULL, "GlobalReAlloc should not fail on size 0\n");
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size = GlobalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
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ok(GlobalFree(gbl) == NULL, "Memory not freed\n");
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size = GlobalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
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gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
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ok(gbl == NULL, "global realloc allocated memory\n");
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/* GlobalLock / GlobalUnlock with a valid handle */
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gbl = GlobalAlloc(GMEM_MOVEABLE, 256);
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SetLastError(MAGIC_DEAD);
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mem = GlobalLock(gbl); /* #1 */
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ok(mem != NULL, "returned %p with %d (expected '!= NULL')\n", mem, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = GlobalFlags(gbl);
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ok( flags == 1, "returned 0x%04x with %d (expected '0x0001')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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msecond = GlobalLock(gbl); /* #2 */
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ok( msecond == mem, "returned %p with %d (expected '%p')\n",
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msecond, GetLastError(), mem);
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SetLastError(MAGIC_DEAD);
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flags = GlobalFlags(gbl);
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ok( flags == 2, "returned 0x%04x with %d (expected '0x0002')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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SetLastError(MAGIC_DEAD);
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res = GlobalUnlock(gbl); /* #1 */
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ok(res, "returned %d with %d (expected '!= 0')\n", res, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = GlobalFlags(gbl);
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ok( flags , "returned 0x%04x with %d (expected '!= 0')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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res = GlobalUnlock(gbl); /* #0 */
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/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
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ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
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"returned %d with %d (expected '0' with: ERROR_SUCCESS or "
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"MAGIC_DEAD)\n", res, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = GlobalFlags(gbl);
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ok( !flags , "returned 0x%04x with %d (expected '0')\n",
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flags, GetLastError());
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/* Unlock an already unlocked Handle */
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SetLastError(MAGIC_DEAD);
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res = GlobalUnlock(gbl);
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/* NT: ERROR_NOT_LOCKED, 9x: untouched */
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ok( !res &&
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((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
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"returned %d with %d (expected '0' with: ERROR_NOT_LOCKED or "
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"MAGIC_DEAD)\n", res, GetLastError());
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GlobalFree(gbl);
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/* invalid handles are caught in windows: */
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SetLastError(MAGIC_DEAD);
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hsecond = GlobalFree(gbl); /* invalid handle: free memory twice */
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ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %p with 0x%08x (expected %p with ERROR_INVALID_HANDLE)\n",
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hsecond, GetLastError(), gbl);
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SetLastError(MAGIC_DEAD);
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flags = GlobalFlags(gbl);
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ok( (flags == GMEM_INVALID_HANDLE) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned 0x%04x with 0x%08x (expected GMEM_INVALID_HANDLE with "
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"ERROR_INVALID_HANDLE)\n", flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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size = GlobalSize(gbl);
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ok( (size == 0) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %ld with 0x%08x (expected '0' with ERROR_INVALID_HANDLE)\n",
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size, GetLastError());
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SetLastError(MAGIC_DEAD);
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mem = GlobalLock(gbl);
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ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %p with 0x%08x (expected NULL with ERROR_INVALID_HANDLE)\n",
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mem, GetLastError());
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/* documented on MSDN: GlobalUnlock() return FALSE on failure.
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Win9x and wine return FALSE with ERROR_INVALID_HANDLE, but on
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NT 3.51 and XPsp2, TRUE with ERROR_INVALID_HANDLE is returned.
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The similar Test for LocalUnlock() works on all Systems */
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SetLastError(MAGIC_DEAD);
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res = GlobalUnlock(gbl);
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ok(GetLastError() == ERROR_INVALID_HANDLE,
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"returned %d with %d (expected ERROR_INVALID_HANDLE)\n",
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res, GetLastError());
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gbl = GlobalAlloc(GMEM_DDESHARE, 100);
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/* first free */
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mem = GlobalFree(gbl);
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ok(mem == NULL, "Expected NULL, got %p\n", mem);
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/* invalid free */
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if (sizeof(void *) != 8) /* crashes on 64-bit Vista */
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{
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SetLastError(MAGIC_DEAD);
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mem = GlobalFree(gbl);
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ok(mem == gbl || broken(mem == NULL) /* nt4 */, "Expected gbl, got %p\n", mem);
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if (mem == gbl)
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ok(GetLastError() == ERROR_INVALID_HANDLE ||
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GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
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"Expected ERROR_INVALID_HANDLE or ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
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}
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gbl = GlobalAlloc(GMEM_DDESHARE, 100);
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res = GlobalUnlock(gbl);
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ok(res == 1 ||
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res == 0, /* win9x */
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"Expected 1 or 0, got %d\n", res);
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res = GlobalUnlock(gbl);
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ok(res == 1 ||
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res == 0, /* win9x */
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"Expected 1 or 0, got %d\n", res);
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/* GlobalSize on an invalid handle */
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if (sizeof(void *) != 8) /* crashes on 64-bit Vista */
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{
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SetLastError(MAGIC_DEAD);
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size = GlobalSize((HGLOBAL)0xc042);
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ok(size == 0, "Expected 0, got %ld\n", size);
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ok(GetLastError() == ERROR_INVALID_HANDLE ||
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GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
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"Expected ERROR_INVALID_HANDLE or ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
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}
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/* ####################################### */
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/* Local*() functions */
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gbl = LocalAlloc(LMEM_MOVEABLE, 0);
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ok(gbl != NULL, "local memory not allocated for size 0\n");
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gbl = LocalReAlloc(gbl, 10, LMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc local memory\n");
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size = LocalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
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gbl = LocalReAlloc(gbl, 0, LMEM_MOVEABLE);
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ok(gbl != NULL, "LocalReAlloc should not fail on size 0\n");
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size = LocalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
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ok(LocalFree(gbl) == NULL, "Memory not freed\n");
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size = LocalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
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gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
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ok(gbl == NULL, "local realloc allocated memory\n");
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/* LocalLock / LocalUnlock with a valid handle */
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gbl = LocalAlloc(LMEM_MOVEABLE, 256);
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SetLastError(MAGIC_DEAD);
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mem = LocalLock(gbl); /* #1 */
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ok(mem != NULL, "returned %p with %d (expected '!= NULL')\n", mem, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = LocalFlags(gbl);
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ok( flags == 1, "returned 0x%04x with %d (expected '0x0001')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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msecond = LocalLock(gbl); /* #2 */
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ok( msecond == mem, "returned %p with %d (expected '%p')\n",
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msecond, GetLastError(), mem);
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SetLastError(MAGIC_DEAD);
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flags = LocalFlags(gbl);
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ok( flags == 2, "returned 0x%04x with %d (expected '0x0002')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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SetLastError(MAGIC_DEAD);
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res = LocalUnlock(gbl); /* #1 */
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ok(res, "returned %d with %d (expected '!= 0')\n", res, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = LocalFlags(gbl);
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ok( flags , "returned 0x%04x with %d (expected '!= 0')\n",
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flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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res = LocalUnlock(gbl); /* #0 */
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/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
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ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
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"returned %d with %d (expected '0' with: ERROR_SUCCESS or "
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"MAGIC_DEAD)\n", res, GetLastError());
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SetLastError(MAGIC_DEAD);
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flags = LocalFlags(gbl);
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ok( !flags , "returned 0x%04x with %d (expected '0')\n",
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flags, GetLastError());
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/* Unlock an already unlocked Handle */
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SetLastError(MAGIC_DEAD);
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res = LocalUnlock(gbl);
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/* NT: ERROR_NOT_LOCKED, 9x: untouched */
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ok( !res &&
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((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
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"returned %d with %d (expected '0' with: ERROR_NOT_LOCKED or "
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"MAGIC_DEAD)\n", res, GetLastError());
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LocalFree(gbl);
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/* invalid handles are caught in windows: */
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SetLastError(MAGIC_DEAD);
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hsecond = LocalFree(gbl); /* invalid handle: free memory twice */
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ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %p with 0x%08x (expected %p with ERROR_INVALID_HANDLE)\n",
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hsecond, GetLastError(), gbl);
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SetLastError(MAGIC_DEAD);
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flags = LocalFlags(gbl);
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ok( (flags == LMEM_INVALID_HANDLE) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned 0x%04x with 0x%08x (expected LMEM_INVALID_HANDLE with "
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"ERROR_INVALID_HANDLE)\n", flags, GetLastError());
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SetLastError(MAGIC_DEAD);
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size = LocalSize(gbl);
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ok( (size == 0) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %ld with 0x%08x (expected '0' with ERROR_INVALID_HANDLE)\n",
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size, GetLastError());
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SetLastError(MAGIC_DEAD);
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mem = LocalLock(gbl);
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ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %p with 0x%08x (expected NULL with ERROR_INVALID_HANDLE)\n",
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mem, GetLastError());
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/* This Test works the same on all Systems (GlobalUnlock() is different) */
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SetLastError(MAGIC_DEAD);
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res = LocalUnlock(gbl);
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ok(!res && (GetLastError() == ERROR_INVALID_HANDLE),
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"returned %d with %d (expected '0' with ERROR_INVALID_HANDLE)\n",
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res, GetLastError());
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/* trying to lock empty memory should give an error */
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gbl = GlobalAlloc(GMEM_MOVEABLE|GMEM_ZEROINIT,0);
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ok(gbl != NULL, "returned NULL\n");
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SetLastError(MAGIC_DEAD);
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mem = GlobalLock(gbl);
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/* NT: ERROR_DISCARDED, 9x: untouched */
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ok( (mem == NULL) &&
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((GetLastError() == ERROR_DISCARDED) || (GetLastError() == MAGIC_DEAD)),
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"returned %p with 0x%x/%d (expected 'NULL' with: ERROR_DISCARDED or "
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"MAGIC_DEAD)\n", mem, GetLastError(), GetLastError());
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GlobalFree(gbl);
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}
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static void test_obsolete_flags(void)
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{
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static struct {
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UINT flags;
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UINT globalflags;
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} test_global_flags[] = {
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{GMEM_FIXED | GMEM_NOTIFY, 0},
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{GMEM_FIXED | GMEM_DISCARDABLE, 0},
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{GMEM_MOVEABLE | GMEM_NOTIFY, 0},
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{GMEM_MOVEABLE | GMEM_DDESHARE, GMEM_DDESHARE},
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{GMEM_MOVEABLE | GMEM_NOT_BANKED, 0},
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{GMEM_MOVEABLE | GMEM_NODISCARD, 0},
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{GMEM_MOVEABLE | GMEM_DISCARDABLE, GMEM_DISCARDABLE},
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{GMEM_MOVEABLE | GMEM_DDESHARE | GMEM_DISCARDABLE | GMEM_LOWER | GMEM_NOCOMPACT | GMEM_NODISCARD |
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GMEM_NOT_BANKED | GMEM_NOTIFY, GMEM_DDESHARE | GMEM_DISCARDABLE},
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};
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unsigned int i;
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HGLOBAL gbl;
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UINT resultflags;
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UINT (WINAPI *pGlobalFlags)(HGLOBAL);
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pGlobalFlags = (void *) GetProcAddress(GetModuleHandleA("kernel32"), "GlobalFlags");
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if (!pGlobalFlags)
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{
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win_skip("GlobalFlags is not available\n");
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return;
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}
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for (i = 0; i < sizeof(test_global_flags)/sizeof(test_global_flags[0]); i++)
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{
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gbl = GlobalAlloc(test_global_flags[i].flags, 4);
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ok(gbl != NULL, "GlobalAlloc failed\n");
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SetLastError(MAGIC_DEAD);
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resultflags = pGlobalFlags(gbl);
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ok( resultflags == test_global_flags[i].globalflags ||
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broken(resultflags == (test_global_flags[i].globalflags & ~GMEM_DDESHARE)), /* win9x */
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"%u: expected 0x%08x, but returned 0x%08x with %d\n",
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i, test_global_flags[i].globalflags, resultflags, GetLastError() );
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GlobalFree(gbl);
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}
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}
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START_TEST(heap)
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{
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test_heap();
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test_obsolete_flags();
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/* Test both short and very long blocks */
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test_sized_HeapAlloc(1);
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test_sized_HeapAlloc(1 << 20);
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test_sized_HeapReAlloc(1, 100);
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test_sized_HeapReAlloc(1, (1 << 20));
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test_sized_HeapReAlloc((1 << 20), (2 << 20));
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test_sized_HeapReAlloc((1 << 20), 1);
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}
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