ntdll: Improve the Nt{Query,Set}TimerResolution() stubs.

Signed-off-by: Francois Gouget <fgouget@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Francois Gouget 2021-07-29 17:24:17 +02:00 committed by Alexandre Julliard
parent 6015fee5b2
commit d84e84c126
3 changed files with 58 additions and 38 deletions

View file

@ -195,7 +195,7 @@ static void test_Sleep(void)
/* Get the timer resolution before... */
r1 = 156250;
status = NtQueryTimerResolution(&dummy, &dummy, &r1);
todo_wine ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
for (i = 0; i < 50; i++) {
Sleep(1);
@ -207,15 +207,15 @@ static void test_Sleep(void)
/* ...and after in case some other process changes it during this test */
r2 = 156250;
status = NtQueryTimerResolution(&dummy, &dummy, &r2);
todo_wine ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
elapsed_time = (t2.QuadPart - t1.QuadPart) / (double)frequency.QuadPart;
min = 50.0 * (r1 < r2 ? r1 : r2) / 10000000.0;
max = 50.0 * (r1 < r2 ? r2 : r1) / 10000000.0;
/* Add an extra 1s to account for potential scheduling delays */
todo_wine ok(0.9 * min <= elapsed_time && elapsed_time <= 1.0 + max,
"got %f, expected between %f and %f\n", elapsed_time, min, max);
ok(0.9 * min <= elapsed_time && elapsed_time <= 1.0 + max,
"got %f, expected between %f and %f\n", elapsed_time, min, max);
}
START_TEST(sync)

View file

@ -218,16 +218,16 @@ static void test_RtlQueryPerformanceCounter(void)
#define CHECK_CURRENT_TIMER(expected) \
do { \
todo_wine ok(status == STATUS_SUCCESS, "NtSetTimerResolution failed %x\n", status); \
todo_wine ok(cur2 == (expected), "expected new timer resolution %u, got %u\n", (expected), cur2); \
ok(status == STATUS_SUCCESS, "NtSetTimerResolution failed %x\n", status); \
ok(cur2 == (expected), "expected new timer resolution %u, got %u\n", (expected), cur2); \
min2 = min + 10; \
cur2 = min2 + 1; \
max2 = cur2 + 1; \
status = NtQueryTimerResolution(&min2, &max2, &cur2); \
todo_wine ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed %x\n", status); \
todo_wine ok(min2 == min, "NtQueryTimerResolution() expected min=%u, got %u\n", min, min2); \
todo_wine ok(max2 == max, "NtQueryTimerResolution() expected max=%u, got %u\n", max, max2); \
todo_wine ok(cur2 == expected, "NtQueryTimerResolution() expected timer resolution %u, got %u\n", (expected), cur2); \
ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed %x\n", status); \
ok(min2 == min, "NtQueryTimerResolution() expected min=%u, got %u\n", min, min2); \
ok(max2 == max, "NtQueryTimerResolution() expected max=%u, got %u\n", max, max2); \
ok(cur2 == expected, "NtQueryTimerResolution() expected timer resolution %u, got %u\n", (expected), cur2); \
} while (0)
static void test_TimerResolution(void)
@ -236,46 +236,46 @@ static void test_TimerResolution(void)
NTSTATUS status;
status = NtQueryTimerResolution(NULL, &max, &cur);
todo_wine ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(NULL,,) success\n");
ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(NULL,,) success\n");
status = NtQueryTimerResolution(&min, NULL, &cur);
todo_wine ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(,NULL,) success\n");
ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(,NULL,) success\n");
status = NtQueryTimerResolution(&min, &max, NULL);
todo_wine ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(,,NULL) success\n");
ok(status == STATUS_ACCESS_VIOLATION, "NtQueryTimerResolution(,,NULL) success\n");
min = 212121;
cur = min + 1;
max = cur + 1;
status = NtQueryTimerResolution(&min, &max, &cur);
todo_wine ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
todo_wine ok(min == 156250 /* 1/64s HPET */ || min == 156001 /* RTC */,
"unexpected minimum timer resolution %u\n", min);
ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
ok(min == 156250 /* 1/64s HPET */ || min == 156001 /* RTC */,
"unexpected minimum timer resolution %u\n", min);
ok(0 < max, "invalid maximum timer resolution, should be 0 < %u\n", max);
todo_wine ok(max <= cur && cur <= min, "invalid timer resolutions, should be %u <= %u <= %u\n", max, cur, min);
ok(max <= cur && cur <= min, "invalid timer resolutions, should be %u <= %u <= %u\n", max, cur, min);
status = NtSetTimerResolution(0, FALSE, NULL);
todo_wine ok(status == STATUS_ACCESS_VIOLATION, "NtSetTimerResolution(,,NULL) success\n");
ok(status == STATUS_ACCESS_VIOLATION, "NtSetTimerResolution(,,NULL) success\n");
/* Nothing happens if that pointer is not good */
status = NtSetTimerResolution(cur - 1, TRUE, NULL);
todo_wine ok(status == STATUS_ACCESS_VIOLATION, "NtSetTimerResolution() failed %x\n", status);
ok(status == STATUS_ACCESS_VIOLATION, "NtSetTimerResolution() failed %x\n", status);
min2 = min + 1;
cur2 = min2 + 1;
max2 = cur2 + 1;
status = NtQueryTimerResolution(&min2, &max2, &cur2);
todo_wine ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
todo_wine ok(min2 == min, "NtQueryTimerResolution() expected min=%u, got %u\n", min, min2);
todo_wine ok(max2 == max, "NtQueryTimerResolution() expected max=%u, got %u\n", max, max2);
todo_wine ok(cur2 == cur, "NtQueryTimerResolution() expected timer resolution %u, got %u\n", cur, cur2);
ok(status == STATUS_SUCCESS, "NtQueryTimerResolution() failed (%x)\n", status);
ok(min2 == min, "NtQueryTimerResolution() expected min=%u, got %u\n", min, min2);
ok(max2 == max, "NtQueryTimerResolution() expected max=%u, got %u\n", max, max2);
ok(cur2 == cur, "NtQueryTimerResolution() expected timer resolution %u, got %u\n", cur, cur2);
/* 'fails' until the first valid timer resolution request */
cur2 = 7654321;
status = NtSetTimerResolution(0, FALSE, &cur2);
todo_wine ok(status == STATUS_TIMER_RESOLUTION_NOT_SET, "NtSetTimerResolution() failed %x\n", status);
ok(status == STATUS_TIMER_RESOLUTION_NOT_SET, "NtSetTimerResolution() failed %x\n", status);
/* and returns the current timer resolution */
todo_wine ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", cur, cur2);
ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", cur, cur2);
cur2 = 7654321;
@ -285,18 +285,18 @@ static void test_TimerResolution(void)
/* Rescinds our timer resolution request */
cur2 = 7654321;
status = NtSetTimerResolution(0, FALSE, &cur2);
todo_wine ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
/* -> the timer resolution was reset to its initial value */
todo_wine ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", min, cur2);
ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", min, cur2);
cur2 = 7654321;
status = NtSetTimerResolution(0, FALSE, &cur2);
todo_wine ok(status == STATUS_TIMER_RESOLUTION_NOT_SET, "NtSetTimerResolution() failed %x\n", status);
todo_wine ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", cur, cur2);
ok(status == STATUS_TIMER_RESOLUTION_NOT_SET, "NtSetTimerResolution() failed %x\n", status);
ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", cur, cur2);
cur2 = 7654321;
status = NtSetTimerResolution(min + 1, TRUE, &cur2);
todo_wine ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
/* This works because:
* - Either cur is the minimum (15.6 ms) resolution already, i.e. the
* closest valid value 'set' is rounded to.
@ -310,8 +310,8 @@ static void test_TimerResolution(void)
cur2 = 7654321;
set = max < cur ? cur - 1 : max;
status = NtSetTimerResolution(set, TRUE, &cur2);
todo_wine ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
todo_wine ok(cur2 <= set, "expected new timer resolution %u <= %u\n", cur2, set);
ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
ok(cur2 <= set, "expected new timer resolution %u <= %u\n", cur2, set);
trace("timer resolution: %u(max) <= %u(cur) <= %u(prev) <= %u(min)\n", max, cur2, cur, min);
cur2 = 7654321;
@ -321,8 +321,8 @@ static void test_TimerResolution(void)
/* Cleanup by rescinding the last request */
cur2 = 7654321;
status = NtSetTimerResolution(0, FALSE, &cur2);
todo_wine ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
todo_wine ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", set, cur2);
ok(status == STATUS_SUCCESS, "NtSetTimerResolution() failed %x\n", status);
ok(cur2 == cur, "expected requested timer resolution %u, got %u\n", set, cur2);
}
static void test_RtlQueryTimeZoneInformation(void)

View file

@ -1599,8 +1599,10 @@ NTSTATUS WINAPI NtSetSystemTime( const LARGE_INTEGER *new, LARGE_INTEGER *old )
*/
NTSTATUS WINAPI NtQueryTimerResolution( ULONG *min_res, ULONG *max_res, ULONG *current_res )
{
FIXME( "(%p,%p,%p), stub!\n", min_res, max_res, current_res );
return STATUS_NOT_IMPLEMENTED;
TRACE( "(%p,%p,%p)\n", min_res, max_res, current_res );
*max_res = *current_res = 10000; /* See NtSetTimerResolution() */
*min_res = 156250;
return STATUS_SUCCESS;
}
@ -1609,8 +1611,26 @@ NTSTATUS WINAPI NtQueryTimerResolution( ULONG *min_res, ULONG *max_res, ULONG *c
*/
NTSTATUS WINAPI NtSetTimerResolution( ULONG res, BOOLEAN set, ULONG *current_res )
{
FIXME( "(%u,%u,%p), stub!\n", res, set, current_res );
return STATUS_NOT_IMPLEMENTED;
static BOOL has_request = FALSE;
TRACE( "(%u,%u,%p), semi-stub!\n", res, set, current_res );
/* Wine has no support for anything other that 1 ms and does not keep of
* track resolution requests anyway.
* Fortunately NtSetTimerResolution() should ignore requests to lower the
* timer resolution. So by claiming that 'some other process' requested the
* max resolution already, there no need to actually change it.
*/
*current_res = 10000;
/* Just keep track of whether this process requested a specific timer
* resolution.
*/
if (!has_request && !set)
return STATUS_TIMER_RESOLUTION_NOT_SET;
has_request = set;
return STATUS_SUCCESS;
}