Sweden-Number/dlls/kernel32/tests/heap.c

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/*
* Unit test suite for heap functions
*
* Copyright 2003 Dimitrie O. Paun
* Copyright 2006 Detlef Riekenberg
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winternl.h"
#include "wine/test.h"
#define MAGIC_DEAD 0xdeadbeef
/* some undocumented flags (names are made up) */
#define HEAP_PAGE_ALLOCS 0x01000000
#define HEAP_VALIDATE 0x10000000
#define HEAP_VALIDATE_ALL 0x20000000
#define HEAP_VALIDATE_PARAMS 0x40000000
static BOOL (WINAPI *pHeapQueryInformation)(HANDLE, HEAP_INFORMATION_CLASS, PVOID, SIZE_T, PSIZE_T);
static ULONG (WINAPI *pRtlGetNtGlobalFlags)(void);
struct heap_layout
{
DWORD_PTR unknown[2];
DWORD pattern;
DWORD flags;
DWORD force_flags;
};
static SIZE_T resize_9x(SIZE_T size)
{
DWORD dwSizeAligned = (size + 3) & ~3;
return max(dwSizeAligned, 12); /* at least 12 bytes */
}
static void test_sized_HeapAlloc(int nbytes)
{
int success;
char *buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nbytes);
ok(buf != NULL, "allocate failed\n");
ok(buf[0] == 0, "buffer not zeroed\n");
success = HeapFree(GetProcessHeap(), 0, buf);
ok(success, "free failed\n");
}
static void test_sized_HeapReAlloc(int nbytes1, int nbytes2)
{
int success;
char *buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nbytes1);
ok(buf != NULL, "allocate failed\n");
ok(buf[0] == 0, "buffer not zeroed\n");
buf = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buf, nbytes2);
ok(buf != NULL, "reallocate failed\n");
ok(buf[nbytes2-1] == 0, "buffer not zeroed\n");
success = HeapFree(GetProcessHeap(), 0, buf);
ok(success, "free failed\n");
}
static void test_heap(void)
{
LPVOID mem;
LPVOID msecond;
DWORD res;
UINT flags;
HGLOBAL gbl;
HGLOBAL hsecond;
SIZE_T size, size2;
/* Heap*() functions */
mem = HeapAlloc(GetProcessHeap(), 0, 0);
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ok(mem != NULL, "memory not allocated for size 0\n");
HeapFree(GetProcessHeap(), 0, mem);
mem = HeapReAlloc(GetProcessHeap(), 0, NULL, 10);
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ok(mem == NULL, "memory allocated by HeapReAlloc\n");
for (size = 0; size <= 256; size++)
{
SIZE_T heap_size;
mem = HeapAlloc(GetProcessHeap(), 0, size);
heap_size = HeapSize(GetProcessHeap(), 0, mem);
ok(heap_size == size || heap_size == resize_9x(size),
"HeapSize returned %lu instead of %lu or %lu\n", heap_size, size, resize_9x(size));
HeapFree(GetProcessHeap(), 0, mem);
}
/* test some border cases of HeapAlloc and HeapReAlloc */
mem = HeapAlloc(GetProcessHeap(), 0, 0);
ok(mem != NULL, "memory not allocated for size 0\n");
msecond = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, ~(SIZE_T)0 - 7);
ok(msecond == NULL, "HeapReAlloc(~0 - 7) should have failed\n");
msecond = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, ~(SIZE_T)0);
ok(msecond == NULL, "HeapReAlloc(~0) should have failed\n");
HeapFree(GetProcessHeap(), 0, mem);
mem = HeapAlloc(GetProcessHeap(), 0, ~(SIZE_T)0);
ok(mem == NULL, "memory allocated for size ~0\n");
/* large blocks must be 16-byte aligned */
mem = HeapAlloc(GetProcessHeap(), 0, 512 * 1024);
ok( mem != NULL, "failed for size 512K\n" );
ok( (ULONG_PTR)mem % 16 == 0 || broken((ULONG_PTR)mem % 16) /* win9x */,
"512K block not 16-byte aligned\n" );
HeapFree(GetProcessHeap(), 0, mem);
/* Global*() functions */
gbl = GlobalAlloc(GMEM_MOVEABLE, 0);
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ok(gbl != NULL, "global memory not allocated for size 0\n");
gbl = GlobalReAlloc(gbl, 10, GMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc global memory\n");
size = GlobalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
gbl = GlobalReAlloc(gbl, 0, GMEM_MOVEABLE);
ok(gbl != NULL, "GlobalReAlloc should not fail on size 0\n");
size = GlobalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
ok(GlobalFree(gbl) == NULL, "Memory not freed\n");
size = GlobalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
gbl = GlobalReAlloc(0, 10, GMEM_MOVEABLE);
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ok(gbl == NULL, "global realloc allocated memory\n");
/* GlobalLock / GlobalUnlock with a valid handle */
gbl = GlobalAlloc(GMEM_MOVEABLE, 256);
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl); /* #1 */
ok(mem != NULL, "returned %p with %d (expected '!= NULL')\n", mem, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags == 1, "returned 0x%04x with %d (expected '0x0001')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
msecond = GlobalLock(gbl); /* #2 */
ok( msecond == mem, "returned %p with %d (expected '%p')\n",
msecond, GetLastError(), mem);
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags == 2, "returned 0x%04x with %d (expected '0x0002')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl); /* #1 */
ok(res, "returned %d with %d (expected '!= 0')\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( flags , "returned 0x%04x with %d (expected '!= 0')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl); /* #0 */
/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
"returned %d with %d (expected '0' with: ERROR_SUCCESS or "
"MAGIC_DEAD)\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( !flags , "returned 0x%04x with %d (expected '0')\n",
flags, GetLastError());
/* Unlock an already unlocked Handle */
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl);
/* NT: ERROR_NOT_LOCKED, 9x: untouched */
ok( !res &&
((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
"returned %d with %d (expected '0' with: ERROR_NOT_LOCKED or "
"MAGIC_DEAD)\n", res, GetLastError());
GlobalFree(gbl);
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/* invalid handles are caught in windows: */
SetLastError(MAGIC_DEAD);
hsecond = GlobalFree(gbl); /* invalid handle: free memory twice */
ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08x (expected %p with ERROR_INVALID_HANDLE)\n",
hsecond, GetLastError(), gbl);
SetLastError(MAGIC_DEAD);
flags = GlobalFlags(gbl);
ok( (flags == GMEM_INVALID_HANDLE) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned 0x%04x with 0x%08x (expected GMEM_INVALID_HANDLE with "
"ERROR_INVALID_HANDLE)\n", flags, GetLastError());
SetLastError(MAGIC_DEAD);
size = GlobalSize(gbl);
ok( (size == 0) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %ld with 0x%08x (expected '0' with ERROR_INVALID_HANDLE)\n",
size, GetLastError());
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl);
ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08x (expected NULL with ERROR_INVALID_HANDLE)\n",
mem, GetLastError());
/* documented on MSDN: GlobalUnlock() return FALSE on failure.
Win9x and wine return FALSE with ERROR_INVALID_HANDLE, but on
NT 3.51 and XPsp2, TRUE with ERROR_INVALID_HANDLE is returned.
The similar Test for LocalUnlock() works on all Systems */
SetLastError(MAGIC_DEAD);
res = GlobalUnlock(gbl);
ok(GetLastError() == ERROR_INVALID_HANDLE,
"returned %d with %d (expected ERROR_INVALID_HANDLE)\n",
res, GetLastError());
gbl = GlobalAlloc(GMEM_DDESHARE, 100);
/* first free */
mem = GlobalFree(gbl);
ok(mem == NULL, "Expected NULL, got %p\n", mem);
/* invalid free */
if (sizeof(void *) != 8) /* crashes on 64-bit Vista */
{
SetLastError(MAGIC_DEAD);
mem = GlobalFree(gbl);
ok(mem == gbl || broken(mem == NULL) /* nt4 */, "Expected gbl, got %p\n", mem);
if (mem == gbl)
ok(GetLastError() == ERROR_INVALID_HANDLE ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"Expected ERROR_INVALID_HANDLE or ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
gbl = GlobalAlloc(GMEM_DDESHARE, 100);
res = GlobalUnlock(gbl);
ok(res == 1 ||
broken(res == 0), /* win9x */
"Expected 1 or 0, got %d\n", res);
res = GlobalUnlock(gbl);
ok(res == 1 ||
broken(res == 0), /* win9x */
"Expected 1 or 0, got %d\n", res);
GlobalFree(gbl);
gbl = GlobalAlloc(GMEM_FIXED, 100);
SetLastError(0xdeadbeef);
res = GlobalUnlock(gbl);
ok(res == 1 ||
broken(res == 0), /* win9x */
"Expected 1 or 0, got %d\n", res);
ok(GetLastError() == 0xdeadbeef, "got %d\n", GetLastError());
GlobalFree(gbl);
/* GlobalSize on an invalid handle */
if (sizeof(void *) != 8) /* crashes on 64-bit Vista */
{
SetLastError(MAGIC_DEAD);
size = GlobalSize((HGLOBAL)0xc042);
ok(size == 0, "Expected 0, got %ld\n", size);
ok(GetLastError() == ERROR_INVALID_HANDLE ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"Expected ERROR_INVALID_HANDLE or ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
/* ####################################### */
/* Local*() functions */
gbl = LocalAlloc(LMEM_MOVEABLE, 0);
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ok(gbl != NULL, "local memory not allocated for size 0\n");
gbl = LocalReAlloc(gbl, 10, LMEM_MOVEABLE);
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ok(gbl != NULL, "Can't realloc local memory\n");
size = LocalSize(gbl);
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ok(size >= 10 && size <= 16, "Memory not resized to size 10, instead size=%ld\n", size);
gbl = LocalReAlloc(gbl, 0, LMEM_MOVEABLE);
ok(gbl != NULL, "LocalReAlloc should not fail on size 0\n");
size = LocalSize(gbl);
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ok(size == 0, "Memory not resized to size 0, instead size=%ld\n", size);
ok(LocalFree(gbl) == NULL, "Memory not freed\n");
size = LocalSize(gbl);
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ok(size == 0, "Memory should have been freed, size=%ld\n", size);
gbl = LocalReAlloc(0, 10, LMEM_MOVEABLE);
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ok(gbl == NULL, "local realloc allocated memory\n");
/* LocalLock / LocalUnlock with a valid handle */
gbl = LocalAlloc(LMEM_MOVEABLE, 256);
SetLastError(MAGIC_DEAD);
mem = LocalLock(gbl); /* #1 */
ok(mem != NULL, "returned %p with %d (expected '!= NULL')\n", mem, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags == 1, "returned 0x%04x with %d (expected '0x0001')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
msecond = LocalLock(gbl); /* #2 */
ok( msecond == mem, "returned %p with %d (expected '%p')\n",
msecond, GetLastError(), mem);
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags == 2, "returned 0x%04x with %d (expected '0x0002')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl); /* #1 */
ok(res, "returned %d with %d (expected '!= 0')\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( flags , "returned 0x%04x with %d (expected '!= 0')\n",
flags, GetLastError());
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl); /* #0 */
/* NT: ERROR_SUCCESS (documented on MSDN), 9x: untouched */
ok(!res && ((GetLastError() == ERROR_SUCCESS) || (GetLastError() == MAGIC_DEAD)),
"returned %d with %d (expected '0' with: ERROR_SUCCESS or "
"MAGIC_DEAD)\n", res, GetLastError());
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( !flags , "returned 0x%04x with %d (expected '0')\n",
flags, GetLastError());
/* Unlock an already unlocked Handle */
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl);
/* NT: ERROR_NOT_LOCKED, 9x: untouched */
ok( !res &&
((GetLastError() == ERROR_NOT_LOCKED) || (GetLastError() == MAGIC_DEAD)),
"returned %d with %d (expected '0' with: ERROR_NOT_LOCKED or "
"MAGIC_DEAD)\n", res, GetLastError());
LocalFree(gbl);
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/* invalid handles are caught in windows: */
SetLastError(MAGIC_DEAD);
hsecond = LocalFree(gbl); /* invalid handle: free memory twice */
ok( (hsecond == gbl) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08x (expected %p with ERROR_INVALID_HANDLE)\n",
hsecond, GetLastError(), gbl);
SetLastError(MAGIC_DEAD);
flags = LocalFlags(gbl);
ok( (flags == LMEM_INVALID_HANDLE) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned 0x%04x with 0x%08x (expected LMEM_INVALID_HANDLE with "
"ERROR_INVALID_HANDLE)\n", flags, GetLastError());
SetLastError(MAGIC_DEAD);
size = LocalSize(gbl);
ok( (size == 0) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %ld with 0x%08x (expected '0' with ERROR_INVALID_HANDLE)\n",
size, GetLastError());
SetLastError(MAGIC_DEAD);
mem = LocalLock(gbl);
ok( (mem == NULL) && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %p with 0x%08x (expected NULL with ERROR_INVALID_HANDLE)\n",
mem, GetLastError());
/* This Test works the same on all Systems (GlobalUnlock() is different) */
SetLastError(MAGIC_DEAD);
res = LocalUnlock(gbl);
ok(!res && (GetLastError() == ERROR_INVALID_HANDLE),
"returned %d with %d (expected '0' with ERROR_INVALID_HANDLE)\n",
res, GetLastError());
/* trying to unlock pointer from LocalAlloc */
gbl = LocalAlloc(LMEM_FIXED, 100);
SetLastError(0xdeadbeef);
res = LocalUnlock(gbl);
ok(res == 0, "Expected 0, got %d\n", res);
ok(GetLastError() == ERROR_NOT_LOCKED ||
broken(GetLastError() == 0xdeadbeef) /* win9x */, "got %d\n", GetLastError());
LocalFree(gbl);
/* trying to lock empty memory should give an error */
gbl = GlobalAlloc(GMEM_MOVEABLE|GMEM_ZEROINIT,0);
ok(gbl != NULL, "returned NULL\n");
SetLastError(MAGIC_DEAD);
mem = GlobalLock(gbl);
/* NT: ERROR_DISCARDED, 9x: untouched */
ok( (mem == NULL) &&
((GetLastError() == ERROR_DISCARDED) || (GetLastError() == MAGIC_DEAD)),
"returned %p with 0x%x/%d (expected 'NULL' with: ERROR_DISCARDED or "
"MAGIC_DEAD)\n", mem, GetLastError(), GetLastError());
GlobalFree(gbl);
/* trying to get size from data pointer (GMEM_MOVEABLE) */
gbl = GlobalAlloc(GMEM_MOVEABLE, 0x123);
ok(gbl != NULL, "returned NULL\n");
mem = GlobalLock(gbl);
ok(mem != NULL, "returned NULL.\n");
ok(gbl != mem, "unexpectedly equal.\n");
size = GlobalSize(gbl);
size2 = GlobalSize(mem);
ok(size == 0x123, "got %lu\n", size);
ok(size2 == 0x123, "got %lu\n", size2);
GlobalFree(gbl);
/* trying to get size from data pointer (GMEM_FIXED) */
gbl = GlobalAlloc(GMEM_FIXED, 0x123);
ok(gbl != NULL, "returned NULL\n");
mem = GlobalLock(gbl);
ok(mem != NULL, "returned NULL.\n");
ok(gbl == mem, "got %p, %p.\n", gbl, mem);
size = GlobalSize(gbl);
ok(size == 0x123, "got %lu\n", size);
GlobalFree(gbl);
size = GlobalSize((void *)0xdeadbee0);
ok(size == 0, "got %lu\n", size);
}
static void test_obsolete_flags(void)
{
static struct {
UINT flags;
UINT globalflags;
} test_global_flags[] = {
{GMEM_FIXED | GMEM_NOTIFY, 0},
{GMEM_FIXED | GMEM_DISCARDABLE, 0},
{GMEM_MOVEABLE | GMEM_NOTIFY, 0},
{GMEM_MOVEABLE | GMEM_DDESHARE, GMEM_DDESHARE},
{GMEM_MOVEABLE | GMEM_NOT_BANKED, 0},
{GMEM_MOVEABLE | GMEM_NODISCARD, 0},
{GMEM_MOVEABLE | GMEM_DISCARDABLE, GMEM_DISCARDABLE},
{GMEM_MOVEABLE | GMEM_DDESHARE | GMEM_DISCARDABLE | GMEM_LOWER | GMEM_NOCOMPACT | GMEM_NODISCARD |
GMEM_NOT_BANKED | GMEM_NOTIFY, GMEM_DDESHARE | GMEM_DISCARDABLE},
};
unsigned int i;
HGLOBAL gbl;
UINT resultflags;
UINT (WINAPI *pGlobalFlags)(HGLOBAL);
pGlobalFlags = (void *) GetProcAddress(GetModuleHandleA("kernel32"), "GlobalFlags");
if (!pGlobalFlags)
{
win_skip("GlobalFlags is not available\n");
return;
}
for (i = 0; i < sizeof(test_global_flags)/sizeof(test_global_flags[0]); i++)
{
gbl = GlobalAlloc(test_global_flags[i].flags, 4);
ok(gbl != NULL, "GlobalAlloc failed\n");
SetLastError(MAGIC_DEAD);
resultflags = pGlobalFlags(gbl);
ok( resultflags == test_global_flags[i].globalflags ||
broken(resultflags == (test_global_flags[i].globalflags & ~GMEM_DDESHARE)), /* win9x */
"%u: expected 0x%08x, but returned 0x%08x with %d\n",
i, test_global_flags[i].globalflags, resultflags, GetLastError() );
GlobalFree(gbl);
}
}
static void test_HeapQueryInformation(void)
{
ULONG info;
SIZE_T size;
BOOL ret;
pHeapQueryInformation = (void *)GetProcAddress(GetModuleHandle("kernel32.dll"), "HeapQueryInformation");
if (!pHeapQueryInformation)
{
win_skip("HeapQueryInformation is not available\n");
return;
}
if (0) /* crashes under XP */
{
size = 0;
pHeapQueryInformation(0,
HeapCompatibilityInformation,
&info, sizeof(info), &size);
size = 0;
pHeapQueryInformation(GetProcessHeap(),
HeapCompatibilityInformation,
NULL, sizeof(info), &size);
}
size = 0;
SetLastError(0xdeadbeef);
ret = pHeapQueryInformation(GetProcessHeap(),
HeapCompatibilityInformation,
NULL, 0, &size);
ok(!ret, "HeapQueryInformation should fail\n");
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
"expected ERROR_INSUFFICIENT_BUFFER got %u\n", GetLastError());
ok(size == sizeof(ULONG), "expected 4, got %lu\n", size);
SetLastError(0xdeadbeef);
ret = pHeapQueryInformation(GetProcessHeap(),
HeapCompatibilityInformation,
NULL, 0, NULL);
ok(!ret, "HeapQueryInformation should fail\n");
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
"expected ERROR_INSUFFICIENT_BUFFER got %u\n", GetLastError());
info = 0xdeadbeaf;
SetLastError(0xdeadbeef);
ret = pHeapQueryInformation(GetProcessHeap(),
HeapCompatibilityInformation,
&info, sizeof(info) + 1, NULL);
ok(ret, "HeapQueryInformation error %u\n", GetLastError());
ok(info == 0 || info == 1 || info == 2, "expected 0, 1 or 2, got %u\n", info);
}
static void test_heap_checks( DWORD flags )
{
BYTE old, *p, *p2;
BOOL ret;
SIZE_T i, size, large_size = 3000 * 1024 + 37;
if (flags & HEAP_PAGE_ALLOCS) return; /* no tests for that case yet */
trace( "testing heap flags %08x\n", flags );
p = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 17 );
ok( p != NULL, "HeapAlloc failed\n" );
ret = HeapValidate( GetProcessHeap(), 0, p );
ok( ret, "HeapValidate failed\n" );
size = HeapSize( GetProcessHeap(), 0, p );
ok( size == 17, "Wrong size %lu\n", size );
ok( p[14] == 0, "wrong data %x\n", p[14] );
ok( p[15] == 0, "wrong data %x\n", p[15] );
ok( p[16] == 0, "wrong data %x\n", p[16] );
if (flags & HEAP_TAIL_CHECKING_ENABLED)
{
ok( p[17] == 0xab, "wrong padding %x\n", p[17] );
ok( p[18] == 0xab, "wrong padding %x\n", p[18] );
ok( p[19] == 0xab, "wrong padding %x\n", p[19] );
}
p2 = HeapReAlloc( GetProcessHeap(), HEAP_REALLOC_IN_PLACE_ONLY, p, 14 );
if (p2 == p)
{
if (flags & HEAP_TAIL_CHECKING_ENABLED)
{
ok( p[14] == 0xab, "wrong padding %x\n", p[14] );
ok( p[15] == 0xab, "wrong padding %x\n", p[15] );
ok( p[16] == 0xab, "wrong padding %x\n", p[16] );
}
else
{
ok( p[14] == 0, "wrong padding %x\n", p[14] );
ok( p[15] == 0, "wrong padding %x\n", p[15] );
}
}
else skip( "realloc in place failed\n");
ret = HeapFree( GetProcessHeap(), 0, p );
ok( ret, "HeapFree failed\n" );
p = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 17 );
ok( p != NULL, "HeapAlloc failed\n" );
old = p[17];
p[17] = 0xcc;
if (flags & HEAP_TAIL_CHECKING_ENABLED)
{
ret = HeapValidate( GetProcessHeap(), 0, p );
ok( !ret, "HeapValidate succeeded\n" );
/* other calls only check when HEAP_VALIDATE is set */
if (flags & HEAP_VALIDATE)
{
size = HeapSize( GetProcessHeap(), 0, p );
ok( size == ~(SIZE_T)0 || broken(size == ~0u), "Wrong size %lu\n", size );
p2 = HeapReAlloc( GetProcessHeap(), 0, p, 14 );
ok( p2 == NULL, "HeapReAlloc succeeded\n" );
ret = HeapFree( GetProcessHeap(), 0, p );
ok( !ret || broken(sizeof(void*) == 8), /* not caught on xp64 */
"HeapFree succeeded\n" );
}
p[17] = old;
size = HeapSize( GetProcessHeap(), 0, p );
ok( size == 17, "Wrong size %lu\n", size );
p2 = HeapReAlloc( GetProcessHeap(), 0, p, 14 );
ok( p2 != NULL, "HeapReAlloc failed\n" );
p = p2;
}
ret = HeapFree( GetProcessHeap(), 0, p );
ok( ret, "HeapFree failed\n" );
p = HeapAlloc( GetProcessHeap(), 0, 37 );
ok( p != NULL, "HeapAlloc failed\n" );
memset( p, 0xcc, 37 );
ret = HeapFree( GetProcessHeap(), 0, p );
ok( ret, "HeapFree failed\n" );
if (flags & HEAP_FREE_CHECKING_ENABLED)
{
ok( p[16] == 0xee, "wrong data %x\n", p[16] );
ok( p[17] == 0xfe, "wrong data %x\n", p[17] );
ok( p[18] == 0xee, "wrong data %x\n", p[18] );
ok( p[19] == 0xfe, "wrong data %x\n", p[19] );
ret = HeapValidate( GetProcessHeap(), 0, NULL );
ok( ret, "HeapValidate failed\n" );
old = p[16];
p[16] = 0xcc;
ret = HeapValidate( GetProcessHeap(), 0, NULL );
ok( !ret, "HeapValidate succeeded\n" );
p[16] = old;
ret = HeapValidate( GetProcessHeap(), 0, NULL );
ok( ret, "HeapValidate failed\n" );
}
/* now test large blocks */
p = HeapAlloc( GetProcessHeap(), 0, large_size );
ok( p != NULL, "HeapAlloc failed\n" );
ret = HeapValidate( GetProcessHeap(), 0, p );
ok( ret, "HeapValidate failed\n" );
size = HeapSize( GetProcessHeap(), 0, p );
ok( size == large_size, "Wrong size %lu\n", size );
ok( p[large_size - 2] == 0, "wrong data %x\n", p[large_size - 2] );
ok( p[large_size - 1] == 0, "wrong data %x\n", p[large_size - 1] );
if (flags & HEAP_TAIL_CHECKING_ENABLED)
{
/* Windows doesn't do tail checking on large blocks */
ok( p[large_size] == 0xab || broken(p[large_size] == 0), "wrong data %x\n", p[large_size] );
ok( p[large_size+1] == 0xab || broken(p[large_size+1] == 0), "wrong data %x\n", p[large_size+1] );
ok( p[large_size+2] == 0xab || broken(p[large_size+2] == 0), "wrong data %x\n", p[large_size+2] );
if (p[large_size] == 0xab)
{
p[large_size] = 0xcc;
ret = HeapValidate( GetProcessHeap(), 0, p );
ok( !ret, "HeapValidate succeeded\n" );
/* other calls only check when HEAP_VALIDATE is set */
if (flags & HEAP_VALIDATE)
{
size = HeapSize( GetProcessHeap(), 0, p );
ok( size == ~(SIZE_T)0, "Wrong size %lu\n", size );
p2 = HeapReAlloc( GetProcessHeap(), 0, p, large_size - 3 );
ok( p2 == NULL, "HeapReAlloc succeeded\n" );
ret = HeapFree( GetProcessHeap(), 0, p );
ok( !ret, "HeapFree succeeded\n" );
}
p[large_size] = 0xab;
}
}
ret = HeapFree( GetProcessHeap(), 0, p );
ok( ret, "HeapFree failed\n" );
/* test block sizes when tail checking */
if (flags & HEAP_TAIL_CHECKING_ENABLED)
{
for (size = 0; size < 64; size++)
{
p = HeapAlloc( GetProcessHeap(), 0, size );
for (i = 0; i < 32; i++) if (p[size + i] != 0xab) break;
ok( i >= 8, "only %lu tail bytes for size %lu\n", i, size );
HeapFree( GetProcessHeap(), 0, p );
}
}
}
static void test_debug_heap( const char *argv0, DWORD flags )
{
char keyname[MAX_PATH];
char buffer[MAX_PATH];
PROCESS_INFORMATION info;
STARTUPINFOA startup;
BOOL ret;
DWORD err;
HKEY hkey;
const char *basename;
if ((basename = strrchr( argv0, '\\' ))) basename++;
else basename = argv0;
sprintf( keyname, "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\%s",
basename );
if (!strcmp( keyname + strlen(keyname) - 3, ".so" )) keyname[strlen(keyname) - 3] = 0;
err = RegCreateKeyA( HKEY_LOCAL_MACHINE, keyname, &hkey );
ok( !err, "failed to create '%s' error %u\n", keyname, err );
if (err) return;
if (flags == 0xdeadbeef) /* magic value for unsetting it */
RegDeleteValueA( hkey, "GlobalFlag" );
else
RegSetValueExA( hkey, "GlobalFlag", 0, REG_DWORD, (BYTE *)&flags, sizeof(flags) );
memset( &startup, 0, sizeof(startup) );
startup.cb = sizeof(startup);
sprintf( buffer, "%s heap.c 0x%x", argv0, flags );
ret = CreateProcessA( NULL, buffer, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info );
ok( ret, "failed to create child process error %u\n", GetLastError() );
if (ret)
{
winetest_wait_child_process( info.hProcess );
CloseHandle( info.hThread );
CloseHandle( info.hProcess );
}
RegDeleteValueA( hkey, "GlobalFlag" );
RegCloseKey( hkey );
RegDeleteKeyA( HKEY_LOCAL_MACHINE, keyname );
}
static DWORD heap_flags_from_global_flag( DWORD flag )
{
DWORD ret = 0;
if (flag & FLG_HEAP_ENABLE_TAIL_CHECK)
ret |= HEAP_TAIL_CHECKING_ENABLED;
if (flag & FLG_HEAP_ENABLE_FREE_CHECK)
ret |= HEAP_FREE_CHECKING_ENABLED;
if (flag & FLG_HEAP_VALIDATE_PARAMETERS)
ret |= HEAP_VALIDATE_PARAMS | HEAP_VALIDATE | HEAP_TAIL_CHECKING_ENABLED | HEAP_FREE_CHECKING_ENABLED;
if (flag & FLG_HEAP_VALIDATE_ALL)
ret |= HEAP_VALIDATE_ALL | HEAP_VALIDATE | HEAP_TAIL_CHECKING_ENABLED | HEAP_FREE_CHECKING_ENABLED;
if (flag & FLG_HEAP_DISABLE_COALESCING)
ret |= HEAP_DISABLE_COALESCE_ON_FREE;
if (flag & FLG_HEAP_PAGE_ALLOCS)
ret |= HEAP_PAGE_ALLOCS | HEAP_GROWABLE;
return ret;
}
static void test_child_heap( const char *arg )
{
struct heap_layout *heap = GetProcessHeap();
DWORD expected = strtoul( arg, 0, 16 );
DWORD expect_heap;
if (expected == 0xdeadbeef) /* expected value comes from Session Manager global flags */
{
HKEY hkey;
expected = 0;
if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Control\\Session Manager", &hkey ))
{
char buffer[32];
DWORD type, size = sizeof(buffer);
if (!RegQueryValueExA( hkey, "GlobalFlag", 0, &type, (BYTE *)buffer, &size ))
{
if (type == REG_DWORD) expected = *(DWORD *)buffer;
else if (type == REG_SZ) expected = strtoul( buffer, 0, 16 );
}
RegCloseKey( hkey );
}
}
if (expected && !pRtlGetNtGlobalFlags()) /* not working on NT4 */
{
win_skip( "global flags not set\n" );
return;
}
ok( pRtlGetNtGlobalFlags() == expected,
"%s: got global flags %08x expected %08x\n", arg, pRtlGetNtGlobalFlags(), expected );
expect_heap = heap_flags_from_global_flag( expected );
if (!(heap->flags & HEAP_GROWABLE) || heap->pattern == 0xffeeffee) /* vista layout */
{
ok( heap->flags == 0, "%s: got heap flags %08x expected 0\n", arg, heap->flags );
}
else if (heap->pattern == 0xeeeeeeee && heap->flags == 0xeeeeeeee)
{
ok( expected & FLG_HEAP_PAGE_ALLOCS, "%s: got heap flags 0xeeeeeeee without page alloc\n", arg );
}
else
{
ok( heap->flags == (expect_heap | HEAP_GROWABLE),
"%s: got heap flags %08x expected %08x\n", arg, heap->flags, expect_heap );
ok( heap->force_flags == (expect_heap & ~0x18000080),
"%s: got heap force flags %08x expected %08x\n", arg, heap->force_flags, expect_heap );
expect_heap = heap->flags;
}
test_heap_checks( expect_heap );
}
START_TEST(heap)
{
int argc;
char **argv;
pRtlGetNtGlobalFlags = (void *)GetProcAddress( GetModuleHandleA("ntdll.dll"), "RtlGetNtGlobalFlags" );
argc = winetest_get_mainargs( &argv );
if (argc >= 3)
{
test_child_heap( argv[2] );
return;
}
test_heap();
test_obsolete_flags();
/* Test both short and very long blocks */
test_sized_HeapAlloc(1);
test_sized_HeapAlloc(1 << 20);
test_sized_HeapReAlloc(1, 100);
test_sized_HeapReAlloc(1, (1 << 20));
test_sized_HeapReAlloc((1 << 20), (2 << 20));
test_sized_HeapReAlloc((1 << 20), 1);
test_HeapQueryInformation();
if (pRtlGetNtGlobalFlags)
{
test_debug_heap( argv[0], 0 );
test_debug_heap( argv[0], FLG_HEAP_ENABLE_TAIL_CHECK );
test_debug_heap( argv[0], FLG_HEAP_ENABLE_FREE_CHECK );
test_debug_heap( argv[0], FLG_HEAP_VALIDATE_PARAMETERS );
test_debug_heap( argv[0], FLG_HEAP_VALIDATE_ALL );
test_debug_heap( argv[0], FLG_POOL_ENABLE_TAGGING );
test_debug_heap( argv[0], FLG_HEAP_ENABLE_TAGGING );
test_debug_heap( argv[0], FLG_HEAP_ENABLE_TAG_BY_DLL );
test_debug_heap( argv[0], FLG_HEAP_DISABLE_COALESCING );
test_debug_heap( argv[0], FLG_HEAP_PAGE_ALLOCS );
test_debug_heap( argv[0], 0xdeadbeef );
}
else win_skip( "RtlGetNtGlobalFlags not found, skipping heap debug tests\n" );
}