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kernel32: Factor out all kernel32 timeout-conversion snippets to one helper functions.

This commit is contained in:
Andrey Turkin 2007-06-02 02:30:01 +04:00 committed by Alexandre Julliard
parent ad5f94d0f7
commit dd49801752
1 changed files with 18 additions and 33 deletions
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51
dlls/kernel32/sync.c
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@ -82,6 +82,14 @@ HANDLE get_BaseNamedObjects_handle(void)
return handle;
}
/* helper for kernel32->ntdll timeout format conversion */
static inline PLARGE_INTEGER get_nt_timeout( PLARGE_INTEGER pTime, DWORD timeout )
{
if (timeout == INFINITE) return NULL;
pTime->QuadPart = (ULONGLONG)timeout * -10000;
return pTime;
}
/***********************************************************************
* Sleep (KERNEL32.@)
*/
@ -96,18 +104,11 @@ VOID WINAPI Sleep( DWORD timeout )
DWORD WINAPI SleepEx( DWORD timeout, BOOL alertable )
{
NTSTATUS status;
LARGE_INTEGER time;
if (timeout == INFINITE) status = NtDelayExecution( alertable, NULL );
else
{
LARGE_INTEGER time;
time.QuadPart = timeout * (ULONGLONG)10000;
time.QuadPart = -time.QuadPart;
status = NtDelayExecution( alertable, &time );
}
if (status != STATUS_USER_APC) status = STATUS_SUCCESS;
return status;
status = NtDelayExecution( alertable, get_nt_timeout( &time, timeout ) );
if (status == STATUS_USER_APC) return WAIT_IO_COMPLETION;
return 0;
}
@ -158,6 +159,7 @@ DWORD WINAPI WaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
{
NTSTATUS status;
HANDLE hloc[MAXIMUM_WAIT_OBJECTS];
LARGE_INTEGER time;
unsigned int i;
if (count > MAXIMUM_WAIT_OBJECTS)
@ -187,18 +189,8 @@ DWORD WINAPI WaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
}
}
if (timeout == INFINITE)
{
status = NtWaitForMultipleObjects( count, hloc, wait_all, alertable, NULL );
}
else
{
LARGE_INTEGER time;
time.QuadPart = timeout * (ULONGLONG)10000;
time.QuadPart = -time.QuadPart;
status = NtWaitForMultipleObjects( count, hloc, wait_all, alertable, &time );
}
status = NtWaitForMultipleObjects( count, hloc, wait_all, alertable,
get_nt_timeout( &time, timeout ) );
if (HIWORD(status)) /* is it an error code? */
{
@ -302,20 +294,13 @@ DWORD WINAPI SignalObjectAndWait( HANDLE hObjectToSignal, HANDLE hObjectToWaitOn
DWORD dwMilliseconds, BOOL bAlertable )
{
NTSTATUS status;
LARGE_INTEGER timeout, *ptimeout = NULL;
LARGE_INTEGER timeout;
TRACE("%p %p %d %d\n", hObjectToSignal,
hObjectToWaitOn, dwMilliseconds, bAlertable);
if (dwMilliseconds != INFINITE)
{
timeout.QuadPart = dwMilliseconds * (ULONGLONG)10000;
timeout.QuadPart = -timeout.QuadPart;
ptimeout = &timeout;
}
status = NtSignalAndWaitForSingleObject( hObjectToSignal, hObjectToWaitOn,
bAlertable, ptimeout );
status = NtSignalAndWaitForSingleObject( hObjectToSignal, hObjectToWaitOn, bAlertable,
get_nt_timeout( &timeout, dwMilliseconds ) );
if (HIWORD(status))
{
SetLastError( RtlNtStatusToDosError(status) );