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kernelbase: Implement SetThreadStackGuarantee(). 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-08-24 10:03:51 +02:00
parent f238e846e7
commit 505be3a0a2
3 changed files with 73 additions and 4 deletions
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58
dlls/kernel32/tests/thread.c
View File

@ -82,6 +82,7 @@ static HANDLE (WINAPI *pOpenThread)(DWORD,BOOL,DWORD);
static BOOL (WINAPI *pQueueUserWorkItem)(LPTHREAD_START_ROUTINE,PVOID,ULONG);
static DWORD (WINAPI *pSetThreadIdealProcessor)(HANDLE,DWORD);
static BOOL (WINAPI *pSetThreadPriorityBoost)(HANDLE,BOOL);
static BOOL (WINAPI *pSetThreadStackGuarantee)(ULONG*);
static BOOL (WINAPI *pRegisterWaitForSingleObject)(PHANDLE,HANDLE,WAITORTIMERCALLBACK,PVOID,ULONG,ULONG);
static BOOL (WINAPI *pUnregisterWait)(HANDLE);
static BOOL (WINAPI *pIsWow64Process)(HANDLE,PBOOL);
@ -1016,6 +1017,61 @@ static VOID test_GetCurrentThreadStackLimits(void)
ok(high == (ULONG_PTR)NtCurrentTeb()->Tib.StackBase, "expected %p, got %lx\n", NtCurrentTeb()->Tib.StackBase, high);
}
static void test_SetThreadStackGuarantee(void)
{
ULONG size;
BOOL ret;
if (!pSetThreadStackGuarantee)
{
win_skip("SetThreadStackGuarantee not available.\n");
return;
}
size = 0;
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 0, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 0, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
size = 0xdeadbef;
ret = pSetThreadStackGuarantee( &size );
ok( !ret, "succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_INVALID_ADDRESS,
"wrong error %u\n", GetLastError());
ok( size == 0, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 0, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
size = 200;
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 0, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 4096 * sizeof(void *) / 4, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
size = 5000;
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 4096 * sizeof(void *) / 4, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 8192, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
size = 2000;
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 8192, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 8192, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
size = 10000;
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 8192, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 12288, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
ret = pSetThreadStackGuarantee( &size );
ok( ret, "failed err %u\n", GetLastError() );
ok( size == 12288, "wrong size %u\n", size );
ok( NtCurrentTeb()->GuaranteedStackBytes == 12288, "wrong teb %u\n",
NtCurrentTeb()->GuaranteedStackBytes );
}
static VOID test_GetThreadExitCode(void)
{
DWORD exitCode, threadid;
@ -2029,6 +2085,7 @@ static void init_funcs(void)
X(QueueUserWorkItem);
X(SetThreadIdealProcessor);
X(SetThreadPriorityBoost);
X(SetThreadStackGuarantee);
X(RegisterWaitForSingleObject);
X(UnregisterWait);
X(IsWow64Process);
@ -2110,6 +2167,7 @@ START_TEST(thread)
test_CreateThread_stack();
test_thread_priority();
test_GetCurrentThreadStackLimits();
test_SetThreadStackGuarantee();
test_GetThreadTimes();
test_thread_processor();
test_GetThreadExitCode();

15
dlls/kernelbase/thread.c
View File

@ -470,8 +470,19 @@ BOOL WINAPI DECLSPEC_HOTPATCH SetThreadPriorityBoost( HANDLE thread, BOOL disabl
*/
BOOL WINAPI DECLSPEC_HOTPATCH SetThreadStackGuarantee( ULONG *size )
{
static int once;
if (once++ == 0) FIXME("(%p): stub\n", size);
ULONG prev_size = NtCurrentTeb()->GuaranteedStackBytes;
ULONG new_size = (*size + 4095) & ~4095;
/* at least 2 pages on 64-bit */
if (sizeof(void *) > sizeof(int)) new_size = max( new_size, 8192 );
*size = prev_size;
if (new_size >= (char *)NtCurrentTeb()->Tib.StackBase - (char *)NtCurrentTeb()->DeallocationStack)
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (new_size > prev_size) NtCurrentTeb()->GuaranteedStackBytes = (new_size + 4095) & ~4095;
return TRUE;
}

4
include/winternl.h
View File

@ -397,8 +397,8 @@ typedef struct _TEB
PVOID WinSockData; /* f6c/1738 */
ULONG GdiBatchCount; /* f70/1740 */
ULONG Spare2; /* f74/1744 */
PVOID Spare3; /* f78/1748 */
PVOID Spare4; /* f7c/1750 */
ULONG GuaranteedStackBytes; /* f78/1748 */
PVOID ReservedForPerf; /* f7c/1750 */
PVOID ReservedForOle; /* f80/1758 */
ULONG WaitingOnLoaderLock; /* f84/1760 */
PVOID Reserved5[3]; /* f88/1768 */