1 /*
2 * Copyright 1995 Thomas Sandford (tdgsandf@prds-grn.demon.co.uk)
3 * Copyright 2003 Dimitrie O. Paun
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 */
19
20 #include <stdarg.h>
21
22 #include "windef.h"
23 #include "winbase.h"
24 #include "wine/debug.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(powermgnt);
27
28 /******************************************************************************
29 * GetDevicePowerState (KERNEL32.@)
30 */
31 BOOL WINAPI GetDevicePowerState(HANDLE hDevice, BOOL* pfOn)
32 {
33 WARN("(hDevice %p pfOn %p): stub\n", hDevice, pfOn);
34 return TRUE; /* no information */
35 }
36
37 /***********************************************************************
38 * GetSystemPowerStatus (KERNEL32.@)
39 */
40 BOOL WINAPI GetSystemPowerStatus(LPSYSTEM_POWER_STATUS sps_ptr)
41 {
42 WARN("(): stub, harmless.\n");
43 return FALSE; /* no power management support */
44 }
45
46 /***********************************************************************
47 * IsSystemResumeAutomatic (KERNEL32.@)
48 */
49 BOOL WINAPI IsSystemResumeAutomatic(void)
50 {
51 WARN("(): stub, harmless.\n");
52 return FALSE;
53 }
54
55 /***********************************************************************
56 * RequestWakeupLatency (KERNEL32.@)
57 */
58 BOOL WINAPI RequestWakeupLatency(LATENCY_TIME latency)
59 {
60 WARN("(): stub, harmless.\n");
61 return TRUE;
62 }
63
64 /***********************************************************************
65 * SetSystemPowerState (KERNEL32.@)
66 */
67 BOOL WINAPI SetSystemPowerState(BOOL suspend_or_hibernate,
68 BOOL force_flag)
69 {
70 WARN("(): stub, harmless.\n");
71 /* suspend_or_hibernate flag: w95 does not support
72 this feature anyway */
73
74 for ( ;0; )
75 {
76 if ( force_flag )
77 {
78 }
79 else
80 {
81 }
82 }
83 return TRUE;
84 }
85
86 /***********************************************************************
87 * SetThreadExecutionState (KERNEL32.@)
88 *
89 * Informs the system that activity is taking place for
90 * power management purposes.
91 */
92 EXECUTION_STATE WINAPI SetThreadExecutionState(EXECUTION_STATE flags)
93 {
94 static EXECUTION_STATE current =
95 ES_SYSTEM_REQUIRED | ES_DISPLAY_REQUIRED | ES_USER_PRESENT;
96 EXECUTION_STATE old = current;
97
98 WARN("(0x%x): stub, harmless.\n", flags);
99
100 if (!(current & ES_CONTINUOUS) || (flags & ES_CONTINUOUS))
101 current = flags;
102 return old;
103 }
104
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