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Implement NtQueryTimer.

This commit is contained in:
Robert Shearman 2004-12-13 21:10:58 +00:00 committed by Alexandre Julliard
parent dff8de638c
commit 7572b125b5
10 changed files with 151 additions and 2 deletions
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2
dlls/ntdll/ntdll.spec
View File

@ -187,7 +187,7 @@
@ stub NtQuerySystemEnvironmentValue
@ stdcall NtQuerySystemInformation(long long long long)
@ stdcall NtQuerySystemTime(ptr)
@ stub NtQueryTimer
@ stdcall NtQueryTimer(ptr long ptr long ptr)
@ stdcall NtQueryTimerResolution(long long long)
@ stdcall NtQueryValueKey(long long long long long long)
@ stdcall NtQueryVirtualMemory(long ptr long ptr long ptr)

1
dlls/ntdll/ntdll_misc.h
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@ -42,6 +42,7 @@ extern LPCSTR debugstr_us( const UNICODE_STRING *str );
extern void dump_ObjectAttributes (const OBJECT_ATTRIBUTES *ObjectAttributes);
extern void NTDLL_get_server_timeout( abs_time_t *when, const LARGE_INTEGER *timeout );
extern void NTDLL_from_server_timeout( LARGE_INTEGER *timeout, const abs_time_t *when );
extern NTSTATUS NTDLL_wait_for_multiple_objects( UINT count, const HANDLE *handles, UINT flags,
const LARGE_INTEGER *timeout );

68
dlls/ntdll/sync.c
View File

@ -510,6 +510,74 @@ NTSTATUS WINAPI NtCancelTimer(IN HANDLE handle, OUT BOOLEAN* state)
return status;
}
/******************************************************************************
* NtQueryTimer (NTDLL.@)
*
* Retrieves information about a timer.
*
* PARAMS
* TimerHandle [I] The timer to retrieve information about.
* TimerInformationClass [I] The type of information to retrieve.
* TimerInformation [O] Pointer to buffer to store information in.
* Length [I] The length of the buffer pointed to by TimerInformation.
* ReturnLength [O] Optional. The size of buffer actually used.
*
* RETURNS
* Success: STATUS_SUCCESS
* Failure: STATUS_INFO_LENGTH_MISMATCH, if Length doesn't match the required data
* size for the class specified.
* STATUS_INVALID_INFO_CLASS, if an invalid TimerInformationClass was specified.
* STATUS_ACCESS_DENIED, if TimerHandle does not have TIMER_QUERY_STATE access
* to the timer.
*/
NTSTATUS WINAPI NtQueryTimer(
HANDLE TimerHandle,
TIMER_INFORMATION_CLASS TimerInformationClass,
PVOID TimerInformation,
ULONG Length,
PULONG ReturnLength)
{
TIMER_BASIC_INFORMATION * basic_info = (TIMER_BASIC_INFORMATION *)TimerInformation;
NTSTATUS status;
LARGE_INTEGER now;
TRACE("(%p,%d,%p,0x%08lx,%p)\n", TimerHandle, TimerInformationClass,
TimerInformation, Length, ReturnLength);
switch (TimerInformationClass)
{
case TimerBasicInformation:
if (Length < sizeof(TIMER_BASIC_INFORMATION))
return STATUS_INFO_LENGTH_MISMATCH;
SERVER_START_REQ(get_timer_info)
{
req->handle = TimerHandle;
status = wine_server_call(req);
/* convert server time to absolute NTDLL time */
NTDLL_from_server_timeout(&basic_info->RemainingTime, &reply->when);
basic_info->TimerState = reply->signaled;
}
SERVER_END_REQ;
/* convert from absolute into relative time */
NtQuerySystemTime(&now);
if (now.QuadPart > basic_info->RemainingTime.QuadPart)
basic_info->RemainingTime.QuadPart = 0;
else
basic_info->RemainingTime.QuadPart -= now.QuadPart;
if (ReturnLength) *ReturnLength = sizeof(TIMER_BASIC_INFORMATION);
return status;
}
FIXME("Unhandled class %d\n", TimerInformationClass);
return STATUS_INVALID_INFO_CLASS;
}
/******************************************************************************
* NtQueryTimerResolution [NTDLL.@]
*/

12
dlls/ntdll/time.c
View File

@ -398,6 +398,18 @@ void NTDLL_get_server_timeout( abs_time_t *when, const LARGE_INTEGER *timeout )
}
/***********************************************************************
* NTDLL_from_server_timeout
*
* Convert a timeval struct from the server into an NTDLL timeout.
*/
void NTDLL_from_server_timeout( LARGE_INTEGER *timeout, const abs_time_t *when )
{
timeout->QuadPart = when->sec * (ULONGLONG)TICKSPERSEC + TICKS_1601_TO_1970;
timeout->QuadPart += when->usec * 10;
}
/******************************************************************************
* RtlTimeToTimeFields [NTDLL.@]
*

18
include/wine/server_protocol.h
View File

@ -1928,6 +1928,19 @@ struct cancel_timer_reply
};
struct get_timer_info_request
{
struct request_header __header;
obj_handle_t handle;
};
struct get_timer_info_reply
{
struct reply_header __header;
abs_time_t when;
int signaled;
};
struct get_thread_context_request
{
@ -3239,6 +3252,7 @@ enum request
REQ_open_timer,
REQ_set_timer,
REQ_cancel_timer,
REQ_get_timer_info,
REQ_get_thread_context,
REQ_set_thread_context,
REQ_get_selector_entry,
@ -3424,6 +3438,7 @@ union generic_request
struct open_timer_request open_timer_request;
struct set_timer_request set_timer_request;
struct cancel_timer_request cancel_timer_request;
struct get_timer_info_request get_timer_info_request;
struct get_thread_context_request get_thread_context_request;
struct set_thread_context_request set_thread_context_request;
struct get_selector_entry_request get_selector_entry_request;
@ -3607,6 +3622,7 @@ union generic_reply
struct open_timer_reply open_timer_reply;
struct set_timer_reply set_timer_reply;
struct cancel_timer_reply cancel_timer_reply;
struct get_timer_info_reply get_timer_info_reply;
struct get_thread_context_reply get_thread_context_reply;
struct set_thread_context_reply set_thread_context_reply;
struct get_selector_entry_reply get_selector_entry_reply;
@ -3681,6 +3697,6 @@ union generic_reply
struct set_global_windows_reply set_global_windows_reply;
};
#define SERVER_PROTOCOL_VERSION 152
#define SERVER_PROTOCOL_VERSION 153
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

11
include/winternl.h
View File

@ -632,6 +632,16 @@ typedef struct _MUTANT_BASIC_INFORMATION {
BOOLEAN AbandonedState;
} MUTANT_BASIC_INFORMATION, *PMUTANT_BASIC_INFORMATION;
typedef enum _TIMER_INFORMATION_CLASS
{
TimerBasicInformation = 0
} TIMER_INFORMATION_CLASS;
typedef struct _TIMER_BASIC_INFORMATION
{
LARGE_INTEGER RemainingTime;
BOOLEAN TimerState;
} TIMER_BASIC_INFORMATION, *PTIMER_BASIC_INFORMATION;
/* return type of RtlDetermineDosPathNameType_U (FIXME: not the correct names) */
@ -1401,6 +1411,7 @@ NTSTATUS WINAPI NtQueryObject(HANDLE, OBJECT_INFORMATION_CLASS, PVOID, ULONG, P
NTSTATUS WINAPI NtQuerySecurityObject(HANDLE,SECURITY_INFORMATION,PSECURITY_DESCRIPTOR,ULONG,PULONG);
NTSTATUS WINAPI NtQuerySystemInformation(SYSTEM_INFORMATION_CLASS,PVOID,ULONG,PULONG);
NTSTATUS WINAPI NtQuerySystemTime(PLARGE_INTEGER);
NTSTATUS WINAPI NtQueryTimer(HANDLE,TIMER_INFORMATION_CLASS,PVOID,ULONG,PULONG);
NTSTATUS WINAPI NtQueryValueKey(HKEY,const UNICODE_STRING *,KEY_VALUE_INFORMATION_CLASS,void *,DWORD,DWORD *);
NTSTATUS WINAPI NtQueryVirtualMemory(HANDLE,LPCVOID,MEMORY_INFORMATION_CLASS,PVOID,ULONG,ULONG*);
NTSTATUS WINAPI NtQueryVolumeInformationFile(HANDLE,PIO_STATUS_BLOCK,PVOID,ULONG,FS_INFORMATION_CLASS);

8
server/protocol.def
View File

@ -1378,6 +1378,14 @@ enum char_info_mode
int signaled; /* was the timer signaled before this calltime ? */
@END
/* Get information on a waitable timer */
@REQ(get_timer_info)
obj_handle_t handle; /* handle to the timer */
@REPLY
abs_time_t when; /* absolute time when the timer next expires */
int signaled; /* is the timer signaled? */
@END
/* Retrieve the current context of a thread */
@REQ(get_thread_context)

2
server/request.h
View File

@ -209,6 +209,7 @@ DECL_HANDLER(create_timer);
DECL_HANDLER(open_timer);
DECL_HANDLER(set_timer);
DECL_HANDLER(cancel_timer);
DECL_HANDLER(get_timer_info);
DECL_HANDLER(get_thread_context);
DECL_HANDLER(set_thread_context);
DECL_HANDLER(get_selector_entry);
@ -393,6 +394,7 @@ static const req_handler req_handlers[REQ_NB_REQUESTS] =
(req_handler)req_open_timer,
(req_handler)req_set_timer,
(req_handler)req_cancel_timer,
(req_handler)req_get_timer_info,
(req_handler)req_get_thread_context,
(req_handler)req_set_thread_context,
(req_handler)req_get_selector_entry,

15
server/timer.c
View File

@ -241,3 +241,18 @@ DECL_HANDLER(cancel_timer)
release_object( timer );
}
}
/* Get information on a waitable timer */
DECL_HANDLER(get_timer_info)
{
struct timer *timer;
if ((timer = (struct timer *)get_handle_obj( current->process, req->handle,
TIMER_QUERY_STATE, &timer_ops )))
{
reply->when.sec = timer->when.tv_sec;
reply->when.usec = timer->when.tv_usec;
reply->signaled = timer->signaled;
release_object( timer );
}
}

16
server/trace.c
View File

@ -1692,6 +1692,19 @@ static void dump_cancel_timer_reply( const struct cancel_timer_reply *req )
fprintf( stderr, " signaled=%d", req->signaled );
}
static void dump_get_timer_info_request( const struct get_timer_info_request *req )
{
fprintf( stderr, " handle=%p", req->handle );
}
static void dump_get_timer_info_reply( const struct get_timer_info_reply *req )
{
fprintf( stderr, " when=" );
dump_abs_time( &req->when );
fprintf( stderr, "," );
fprintf( stderr, " signaled=%d", req->signaled );
}
static void dump_get_thread_context_request( const struct get_thread_context_request *req )
{
fprintf( stderr, " handle=%p,", req->handle );
@ -2695,6 +2708,7 @@ static const dump_func req_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_open_timer_request,
(dump_func)dump_set_timer_request,
(dump_func)dump_cancel_timer_request,
(dump_func)dump_get_timer_info_request,
(dump_func)dump_get_thread_context_request,
(dump_func)dump_set_thread_context_request,
(dump_func)dump_get_selector_entry_request,
@ -2876,6 +2890,7 @@ static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_open_timer_reply,
(dump_func)dump_set_timer_reply,
(dump_func)dump_cancel_timer_reply,
(dump_func)dump_get_timer_info_reply,
(dump_func)dump_get_thread_context_reply,
(dump_func)0,
(dump_func)dump_get_selector_entry_reply,
@ -3057,6 +3072,7 @@ static const char * const req_names[REQ_NB_REQUESTS] = {
"open_timer",
"set_timer",
"cancel_timer",
"get_timer_info",
"get_thread_context",
"set_thread_context",
"get_selector_entry",