Mercurial > sdl-ios-xcode

annotate src/power/linux/SDL_syspower.c @ 3196:413672b09bb3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed some compile errors and warnings under Visual C++
author Sam Lantinga <slouken@libsdl.org>
date Fri, 12 Jun 2009 08:41:48 +0000
parents 51750b7a966f
children 790cbbda6429
rev   line source
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
1 /*
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
4
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
6 modify it under the terms of the GNU Lesser General Public
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
9
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
13 Lesser General Public License for more details.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
14
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
15 You should have received a copy of the GNU Lesser General Public
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
16 License along with this library; if not, write to the Free Software
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
18
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
19 Sam Lantinga
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
20 slouken@libsdl.org
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
21 */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
22 #include "SDL_config.h"
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
23
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
24 #ifndef SDL_POWER_DISABLED
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
25 #ifdef SDL_POWER_LINUX
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
26
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
27 #include <stdio.h>
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
28 #include <unistd.h>
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
29
3174
c8b9c6d27476 Fixed some typos and added a couple of includes. All were need to get SDL_power to compile on Linux.
Bob Pendleton <bob@pendleton.com>
parents: 3170
diff changeset
30 #include <sys/types.h>
c8b9c6d27476 Fixed some typos and added a couple of includes. All were need to get SDL_power to compile on Linux.
Bob Pendleton <bob@pendleton.com>
parents: 3170
diff changeset
31 #include <sys/stat.h>
c8b9c6d27476 Fixed some typos and added a couple of includes. All were need to get SDL_power to compile on Linux.
Bob Pendleton <bob@pendleton.com>
parents: 3170
diff changeset
32 #include <fcntl.h>
c8b9c6d27476 Fixed some typos and added a couple of includes. All were need to get SDL_power to compile on Linux.
Bob Pendleton <bob@pendleton.com>
parents: 3170
diff changeset
33
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
34 #include "SDL_power.h"
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
35
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
36 SDL_bool
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
37 SDL_GetPowerInfo_Linux_sys_power(SDL_PowerState * state,
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
38 int *seconds, int *percent)
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
39 {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
40 return SDL_FALSE; /* !!! FIXME: write me. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
41 #if 0
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
42 const int fd = open("/sys/power", O_RDONLY);
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
43 if (fd == -1) {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
44 return SDL_FALSE; /* can't use this interface. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
45 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
46 return SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
47 #endif
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
48 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
49
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
50 SDL_bool
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
51 SDL_GetPowerInfo_Linux_proc_acpi(SDL_PowerState * state,
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
52 int *seconds, int *percent)
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
53 {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
54 return SDL_FALSE; /* !!! FIXME: write me. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
55 #if 0
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
56 const int fd = open("/proc/acpi", O_RDONLY);
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
57 if (fd == -1) {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
58 return SDL_FALSE; /* can't use this interface. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
59 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
60 return SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
61 #endif
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
62 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
63
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
64 static SDL_bool
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
65 next_string(char **_ptr, char **_str)
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
66 {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
67 char *ptr = *_ptr;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
68 char *str = *_str;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
69
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
70 while (*ptr == ' ') { /* skip any spaces... */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
71 ptr++;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
72 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
73
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
74 if (*ptr == '\0') {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
75 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
76 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
77
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
78 str = ptr;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
79 while ((*ptr != ' ') && (*ptr != '\0'))
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
80 ptr++;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
81
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
82 if (*ptr != '\0')
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
83 *(ptr++) = '\0';
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
84
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
85 *_str = str;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
86 *_ptr = ptr;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
87 return SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
88 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
89
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
90 static SDL_bool
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
91 int_string(char *str, int *val)
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
92 {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
93 char *endptr = NULL;
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
94 *val = (int) strtol(str + 2, &endptr, 16);
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
95 return ((*str != '\0') && (*endptr == '\0'));
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
96 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
97
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
98 /* http://lxr.linux.no/linux+v2.6.29/drivers/char/apm-emulation.c */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
99 SDL_bool
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
100 SDL_GetPowerInfo_Linux_proc_apm(SDL_PowerState * state,
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
101 int *seconds, int *percent)
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
102 {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
103 SDL_bool need_details = SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
104 int ac_status = 0;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
105 int battery_status = 0;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
106 int battery_flag = 0;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
107 int battery_percent = 0;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
108 int battery_time = 0;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
109 const int fd = open("/proc/apm", O_RDONLY);
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
110 char buf[128];
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
111 char *ptr = &buf[0];
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
112 char *str = NULL;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
113 ssize_t br;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
114
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
115 if (fd == -1) {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
116 return SDL_FALSE; /* can't use this interface. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
117 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
118
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
119 br = read(fd, buf, sizeof(buf) - 1);
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
120 close(fd);
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
121
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
122 if (br < 0) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
123 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
124 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
125
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
126 buf[br] = '\0'; // null-terminate the string.
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
127 if (!next_string(&ptr, &str)) { /* driver version */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
128 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
129 }
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
130 if (!next_string(&ptr, &str)) { /* BIOS version */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
131 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
132 }
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
133 if (!next_string(&ptr, &str)) { /* APM flags */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
134 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
135 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
136
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
137 if (!next_string(&ptr, &str)) { /* AC line status */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
138 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
139 } else if (!int_string(str, &ac_status)) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
140 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
141 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
142
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
143 if (!next_string(&ptr, &str)) { /* battery status */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
144 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
145 } else if (!int_string(str, &battery_status)) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
146 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
147 }
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
148 if (!next_string(&ptr, &str)) { /* battery flag */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
149 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
150 } else if (!int_string(str, &battery_flag)) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
151 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
152 }
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
153 if (!next_string(&ptr, &str)) { /* remaining battery life percent */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
154 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
155 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
156 if (str[strlen(str) - 1] == '%') {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
157 str[strlen(str) - 1] = '\0';
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
158 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
159 if (!int_string(str, &battery_percent)) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
160 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
161 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
162
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
163 if (!next_string(&ptr, &str)) { /* remaining battery life time */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
164 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
165 } else if (!int_string(str, &battery_time)) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
166 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
167 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
168
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
169 if (!next_string(&ptr, &str)) { /* remaining battery life time units */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
170 return SDL_FALSE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
171 } else if (strcmp(str, "min") == 0) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
172 battery_time *= 60;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
173 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
174
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
175 if (battery_flag == 0xFF) { /* unknown state */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
176 *state = SDL_POWERSTATE_UNKNOWN;
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
177 } else if (battery_flag & (1 << 7)) { /* no battery */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
178 *state = SDL_POWERSTATE_NO_BATTERY;
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
179 } else if (battery_flag & (1 << 3)) { /* charging */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
180 *state = SDL_POWERSTATE_CHARGING;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
181 need_details = SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
182 } else if (ac_status == 1) {
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
183 *state = SDL_POWERSTATE_CHARGED; /* on AC, not charging. */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
184 need_details = SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
185 } else {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
186 *state = SDL_POWERSTATE_ON_BATTERY;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
187 need_details = SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
188 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
189
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
190 *percent = -1;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
191 *seconds = -1;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
192 if (need_details) {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
193 const int pct = battery_percent;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
194 const int secs = battery_time;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
195
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
196 if (pct >= 0) { /* -1 == unknown */
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
197 *percent = (pct > 100) ? 100 : pct; /* clamp between 0%, 100% */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
198 }
3186
Sam Lantinga <slouken@libsdl.org>
parents: 3174
diff changeset
199 if (secs >= 0) { /* -1 == unknown */
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
200 *seconds = secs;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
201 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
202 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
203
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
204 return SDL_TRUE;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
205 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
206
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
207 #endif /* SDL_POWER_LINUX */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
208 #endif /* SDL_POWER_DISABLED */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
209
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
210 /* vi: set ts=4 sw=4 expandtab: */