1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>libacpi: libacpi.c Source File</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
<link href="tabs.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.5.2 -->
<div class="tabs">
<ul>
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div class="tabs">
<ul>
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>File Members</span></a></li>
</ul>
</div>
<h1>libacpi.c</h1><a href="libacpi_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * (C)opyright 2007 Nico Golde <nico@ngolde.de></span>
<a name="l00003"></a>00003 <span class="comment"> * See LICENSE file for license details</span>
<a name="l00004"></a>00004 <span class="comment"> */</span>
<a name="l00005"></a>00005
<a name="l00006"></a>00006 <span class="preprocessor">#include <stdio.h></span>
<a name="l00007"></a>00007 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00008"></a>00008 <span class="preprocessor">#include <unistd.h></span>
<a name="l00009"></a>00009 <span class="preprocessor">#include <string.h></span>
<a name="l00010"></a>00010 <span class="preprocessor">#include <dirent.h></span>
<a name="l00011"></a>00011 <span class="preprocessor">#include <ctype.h></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <stddef.h></span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="preprocessor">#include "<a class="code" href="libacpi_8h.html" title="libacpi structures">libacpi.h</a>"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "<a class="code" href="list_8h.html" title="linked list">list.h</a>"</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="keyword">static</span> <span class="keywordtype">int</span> read_acpi_battinfo(<span class="keyword">const</span> <span class="keywordtype">int</span> num);
<a name="l00018"></a>00018 <span class="keyword">static</span> <span class="keywordtype">int</span> read_acpi_battalarm(<span class="keyword">const</span> <span class="keywordtype">int</span> num);
<a name="l00019"></a>00019 <span class="keyword">static</span> <span class="keywordtype">int</span> read_acpi_battstate(<span class="keyword">const</span> <span class="keywordtype">int</span> num);
<a name="l00020"></a>00020 <span class="keyword">static</span> <span class="keywordtype">void</span> read_acpi_thermalzones(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals);
<a name="l00021"></a>00021
<a name="l00022"></a><a class="code" href="structacpi__value__t.html">00022</a> <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00023"></a><a class="code" href="structacpi__value__t.html#2e21f0c69b756c09e010cf638a3ed968">00023</a> <span class="keywordtype">char</span> * value;
<a name="l00024"></a><a class="code" href="structacpi__value__t.html#7e417da8abe8bd8a93533018db856ae3">00024</a> <span class="keywordtype">size_t</span> offset;
<a name="l00025"></a>00025 } <a class="code" href="structacpi__value__t.html">acpi_value_t</a>;
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="keyword">static</span> <a class="code" href="structacpi__value__t.html">acpi_value_t</a>
<a name="l00028"></a>00028 battinfo_values[] = {
<a name="l00029"></a>00029 { <span class="stringliteral">"last full capacity:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, last_full_cap) },
<a name="l00030"></a>00030 { <span class="stringliteral">"design voltage:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, design_voltage) },
<a name="l00031"></a>00031 { <span class="stringliteral">"design capacity warning:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, design_warn) },
<a name="l00032"></a>00032 { <span class="stringliteral">"design capacity low:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, design_low) },
<a name="l00033"></a>00033 { <span class="stringliteral">"capacity granularity 1:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, design_level1) },
<a name="l00034"></a>00034 { <span class="stringliteral">"capacity granularity 2:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, design_level2) },
<a name="l00035"></a>00035 { NULL, 0 }
<a name="l00036"></a>00036 };
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keyword">static</span> <a class="code" href="structacpi__value__t.html">acpi_value_t</a>
<a name="l00039"></a>00039 battstate_values[] = {
<a name="l00040"></a>00040 { <span class="stringliteral">"present rate:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, present_rate) },
<a name="l00041"></a>00041 { <span class="stringliteral">"remaining capacity:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, remaining_cap) },
<a name="l00042"></a>00042 { <span class="stringliteral">"present voltage:"</span>, offsetof(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a>, present_voltage) },
<a name="l00043"></a>00043 { NULL, 0 }
<a name="l00044"></a>00044 };
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="comment">/* given a buffer for example from a file, search for key</span>
<a name="l00047"></a>00047 <span class="comment"> * and return a pointer to the value of it. On error return NULL*/</span>
<a name="l00048"></a>00048 <span class="keyword">static</span> <span class="keywordtype">char</span> *
<a name="l00049"></a>00049 scan_acpi_value(<span class="keyword">const</span> <span class="keywordtype">char</span> *buf, <span class="keyword">const</span> <span class="keywordtype">char</span> *key){
<a name="l00050"></a>00050 <span class="keywordtype">char</span> *ptr = NULL;
<a name="l00051"></a>00051 <span class="keywordtype">char</span> *tmpbuf = NULL;
<a name="l00052"></a>00052 <span class="keywordtype">char</span> *tmpkey = NULL;
<a name="l00053"></a>00053 <span class="keywordtype">char</span> *tmpval = NULL;
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="keywordflow">if</span>((tmpbuf = strdup(buf)) == NULL)
<a name="l00056"></a>00056 <span class="keywordflow">return</span> NULL;
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="comment">/* jump to the key in buffer */</span>
<a name="l00059"></a>00059 <span class="keywordflow">if</span>((tmpkey = strstr(tmpbuf, key))) {
<a name="l00060"></a>00060 <span class="comment">/* jump behind the key, whitespaces and tabs */</span>
<a name="l00061"></a>00061 <span class="keywordflow">for</span>(tmpkey += strlen(key); *tmpkey && (*tmpkey == <span class="charliteral">' '</span> || *tmpkey == <span class="charliteral">'\t'</span>); tmpkey++);
<a name="l00062"></a>00062 <span class="keywordflow">for</span>(tmpval = tmpkey; *tmpval && *tmpval != <span class="charliteral">' '</span> &&
<a name="l00063"></a>00063 *tmpval != <span class="charliteral">'\t'</span> && *tmpval != <span class="charliteral">'\n'</span> &&
<a name="l00064"></a>00064 *tmpval != <span class="charliteral">'\r'</span>; tmpval++);
<a name="l00065"></a>00065 <span class="keywordflow">if</span>(tmpval)
<a name="l00066"></a>00066 *tmpval = <span class="charliteral">'\0'</span>;
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="keywordflow">if</span>((ptr = strdup(tmpkey)) == NULL) {
<a name="l00069"></a>00069 free(tmpbuf);
<a name="l00070"></a>00070 <span class="keywordflow">return</span> NULL;
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072 }
<a name="l00073"></a>00073 free(tmpbuf);
<a name="l00074"></a>00074 <span class="keywordflow">return</span> ptr;
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">/* reads a file into a buffer and returns a pointer to it, or NULL on error */</span>
<a name="l00078"></a>00078 <span class="keyword">static</span> <span class="keywordtype">char</span> *
<a name="l00079"></a>00079 get_acpi_content(<span class="keyword">const</span> <span class="keywordtype">char</span> *file){
<a name="l00080"></a>00080 FILE *input = NULL;
<a name="l00081"></a>00081 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00082"></a>00082 <span class="keywordtype">int</span> read = 0;
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="keywordflow">if</span>((buf = malloc(<a class="code" href="libacpi_8h.html#2491303d0fe260aaba8f46717cda66cc">MAX_BUF</a> + 1)) == NULL)
<a name="l00085"></a>00085 <span class="keywordflow">return</span> NULL;
<a name="l00086"></a>00086 <span class="keywordflow">if</span>((input = fopen(file, <span class="stringliteral">"r"</span>)) == NULL)
<a name="l00087"></a>00087 <span class="keywordflow">return</span> NULL;
<a name="l00088"></a>00088
<a name="l00089"></a>00089 read = fread(buf, 1, <a class="code" href="libacpi_8h.html#2491303d0fe260aaba8f46717cda66cc">MAX_BUF</a>, input);
<a name="l00090"></a>00090 <span class="keywordflow">if</span>(read > 0) buf[read - 1] = <span class="charliteral">'\0'</span>;
<a name="l00091"></a>00091 <span class="keywordflow">else</span> buf[0] = <span class="charliteral">'\0'</span>; <span class="comment">/* I would consider it a kernel bug if that happens */</span>
<a name="l00092"></a>00092
<a name="l00093"></a>00093 fclose(input);
<a name="l00094"></a>00094 <span class="keywordflow">return</span> buf;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="comment">/* returns the acpi version or NOT_SUPPORTED(negative value) on failure */</span>
<a name="l00098"></a>00098 <span class="keyword">static</span> <span class="keywordtype">int</span>
<a name="l00099"></a>00099 get_acpi_version(<span class="keywordtype">void</span>){
<a name="l00100"></a>00100 <span class="keywordtype">long</span> ret = -1;
<a name="l00101"></a>00101 <span class="keywordtype">char</span> *tmp = get_acpi_content(<a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"info"</span>);
<a name="l00102"></a>00102 <span class="keywordtype">char</span> *version = NULL;
<a name="l00103"></a>00103
<a name="l00104"></a>00104 <span class="keywordflow">if</span>(!tmp) {
<a name="l00105"></a>00105 tmp = get_acpi_content(<span class="stringliteral">"/sys/module/acpi/parameters/acpica_version"</span>);
<a name="l00106"></a>00106 <span class="keywordflow">if</span> (tmp) {
<a name="l00107"></a>00107 <span class="keywordtype">long</span> ret = strtol(tmp, NULL, 10);
<a name="l00108"></a>00108 free(tmp);
<a name="l00109"></a>00109 <span class="keywordflow">return</span> ret;
<a name="l00110"></a>00110 } <span class="keywordflow">else</span> {
<a name="l00111"></a>00111 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114 <span class="keywordflow">if</span>((version = scan_acpi_value(tmp, <span class="stringliteral">"version:"</span>)) == NULL){
<a name="l00115"></a>00115 free(tmp);
<a name="l00116"></a>00116 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118 ret = strtol(version, NULL, 10);
<a name="l00119"></a>00119 free(tmp);
<a name="l00120"></a>00120 free(version);
<a name="l00121"></a>00121 <span class="keywordflow">return</span> ret;
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="comment">/* check if acpi is supported on the system, return 0 on success</span>
<a name="l00125"></a>00125 <span class="comment"> * and -1 if not */</span>
<a name="l00126"></a>00126 <span class="keywordtype">int</span>
<a name="l00127"></a><a class="code" href="libacpi_8h.html#8954ea2d1a2dc9a7991132d1f4323c78">00127</a> <a class="code" href="libacpi_8c.html#8954ea2d1a2dc9a7991132d1f4323c78">check_acpi_support</a>(<span class="keywordtype">void</span>){
<a name="l00128"></a>00128 <span class="keywordtype">int</span> version = get_acpi_version();
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="comment">/* we don't support 2.4 kernel versions TODO */</span>
<a name="l00131"></a>00131 <span class="keywordflow">if</span>(version == <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a> || version < 20020214)
<a name="l00132"></a>00132 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00133"></a>00133 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="comment">/* reads existent battery directories and starts to fill the battery</span>
<a name="l00137"></a>00137 <span class="comment"> * structure. Returns 0 on success, negative values on error */</span>
<a name="l00138"></a>00138 <span class="keywordtype">int</span>
<a name="l00139"></a><a class="code" href="libacpi_8h.html#b63d686528f867234559a0bd829f9a33">00139</a> <a class="code" href="libacpi_8c.html#b63d686528f867234559a0bd829f9a33">init_acpi_batt</a>(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00140"></a>00140 <span class="keywordtype">char</span> *names[<a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>];
<a name="l00141"></a>00141 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *binfo;
<a name="l00142"></a>00142 <a class="code" href="structlist__t.html" title="linked list">list_t</a> *lst = NULL;
<a name="l00143"></a>00143 <a class="code" href="structnode__t.html" title="node for linked list">node_t</a> *<a class="code" href="structnode.html">node</a> = NULL;
<a name="l00144"></a>00144 <span class="keywordtype">int</span> i = 0;
<a name="l00145"></a>00145
<a name="l00146"></a>00146 globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a> = 0;
<a name="l00147"></a>00147 <span class="keywordflow">if</span>((lst = <a class="code" href="list_8c.html#ac821e6d16d9494f9b8ffc3f9cd0aec4">dir_list</a>(<a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"battery"</span>)) == NULL || !lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>)
<a name="l00148"></a>00148 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00149"></a>00149 <span class="keywordflow">for</span>(node = lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>; node; node=node->next){
<a name="l00150"></a>00150 <span class="keywordflow">if</span>((names[globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a>] = strdup(node->name)) == NULL){
<a name="l00151"></a>00151 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00152"></a>00152 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b32f76f1d59536aa25d0ca488b60eabc6">ALLOC_ERR</a>;
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154 globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a>++;
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordflow">if</span>(globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a> > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="comment">/* A quick insertion sort, to sort battery names */</span>
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 <span class="keywordtype">char</span> *tmp1, *tmp2;
<a name="l00162"></a>00162 <span class="keywordtype">int</span> x,y;
<a name="l00163"></a>00163 <span class="keywordflow">for</span> (x = 1; x < globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a>; x++) {
<a name="l00164"></a>00164 tmp1 = names[x];
<a name="l00165"></a>00165 y = x - 1;
<a name="l00166"></a>00166 <span class="keywordflow">while</span> ((y >= 0) && ((strcmp (tmp1, names[y])) < 0)) {
<a name="l00167"></a>00167 tmp2 = names[y + 1];
<a name="l00168"></a>00168 names[y + 1] = names[y];
<a name="l00169"></a>00169 names[y] = tmp2;
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="keywordflow">for</span> (i=0; i < globals-><a class="code" href="structglobal__t.html#c0e7c020cf29927267d7a92ff11411b5">batt_count</a> && i < <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>; i++){
<a name="l00175"></a>00175 binfo = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[i];
<a name="l00176"></a>00176 snprintf(binfo-><a class="code" href="structbattery__t.html#001de5700611df822ef3cdc14731e8af">name</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <span class="stringliteral">"%s"</span>, names[i]);
<a name="l00177"></a>00177 snprintf(binfo-><a class="code" href="structbattery__t.html#ded3d1a53344d0675eb88e9bd29f5002">state_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"battery/%s/state"</span>, names[i]);
<a name="l00178"></a>00178 snprintf(binfo-><a class="code" href="structbattery__t.html#4b79fa4c76b2cb58e087749773b2af0a">info_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"battery/%s/info"</span>, names[i]);
<a name="l00179"></a>00179 snprintf(binfo-><a class="code" href="structbattery__t.html#405258c8e620284569d70f6952ff8e9b">alarm_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"battery/%s/alarm"</span>, names[i]);
<a name="l00180"></a>00180 read_acpi_battinfo(i);
<a name="l00181"></a>00181 read_acpi_battalarm(i);
<a name="l00182"></a>00182 free(names[i]);
<a name="l00183"></a>00183 }
<a name="l00184"></a>00184 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00185"></a>00185 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="comment">/* reads the acpi state and writes it into the globals structure, void */</span>
<a name="l00189"></a>00189 <span class="keywordtype">void</span>
<a name="l00190"></a><a class="code" href="libacpi_8h.html#baf0f122878f23b4cc8a5cb2dea8bf71">00190</a> <a class="code" href="libacpi_8c.html#baf0f122878f23b4cc8a5cb2dea8bf71">read_acpi_acstate</a>(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00191"></a>00191 <a class="code" href="structadapter__t.html" title="information about ac adapater">adapter_t</a> *ac = &globals-><a class="code" href="structglobal__t.html#dc9fcb92a191cec69b68f3f2d56c184c">adapt</a>;
<a name="l00192"></a>00192 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00193"></a>00193 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="keywordflow">if</span>(ac-><a class="code" href="structadapter__t.html#a373f39e83767bbc3631c1b502f7465c">state_file</a> && (buf = get_acpi_content(ac-><a class="code" href="structadapter__t.html#a373f39e83767bbc3631c1b502f7465c">state_file</a>)) == NULL){
<a name="l00196"></a>00196 ac-><a class="code" href="structadapter__t.html#d986078f9934e4e3ab2a5b49451f795a">ac_state</a> = <a class="code" href="libacpi_8h.html#cd64982bf58e213a07ae1fe0f2235cb942c0172e4a8138a172ee75f6708a777c">P_ERR</a>;
<a name="l00197"></a>00197 <span class="keywordflow">return</span>;
<a name="l00198"></a>00198 }
<a name="l00199"></a>00199 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"state:"</span>)) && !strncmp(tmp, <span class="stringliteral">"on-line"</span>, 7))
<a name="l00200"></a>00200 ac-><a class="code" href="structadapter__t.html#d986078f9934e4e3ab2a5b49451f795a">ac_state</a> = <a class="code" href="libacpi_8h.html#cd64982bf58e213a07ae1fe0f2235cb9365f2fd8a5d4bda70e8ec75ce833798b">P_AC</a>;
<a name="l00201"></a>00201 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(tmp && !strncmp(tmp, <span class="stringliteral">"off-line"</span>, 8))
<a name="l00202"></a>00202 ac-><a class="code" href="structadapter__t.html#d986078f9934e4e3ab2a5b49451f795a">ac_state</a> = <a class="code" href="libacpi_8h.html#cd64982bf58e213a07ae1fe0f2235cb9889cb9a7eabf7cdb3155692b042c32ed">P_BATT</a>;
<a name="l00203"></a>00203 <span class="keywordflow">else</span> ac-><a class="code" href="structadapter__t.html#d986078f9934e4e3ab2a5b49451f795a">ac_state</a> = <a class="code" href="libacpi_8h.html#cd64982bf58e213a07ae1fe0f2235cb942c0172e4a8138a172ee75f6708a777c">P_ERR</a>;
<a name="l00204"></a>00204 free(buf);
<a name="l00205"></a>00205 free(tmp);
<a name="l00206"></a>00206 }
<a name="l00207"></a>00207
<a name="l00208"></a>00208 <span class="comment">/* reads the name of the ac-adapter directory and fills the adapter_t</span>
<a name="l00209"></a>00209 <span class="comment"> * structure with the name and the state-file. Return 0 on success, negative values on errors */</span>
<a name="l00210"></a>00210 <span class="keywordtype">int</span>
<a name="l00211"></a><a class="code" href="libacpi_8h.html#027286cd397157bdbf9e551ef510cb59">00211</a> <a class="code" href="libacpi_8c.html#027286cd397157bdbf9e551ef510cb59">init_acpi_acadapt</a>(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00212"></a>00212 <a class="code" href="structlist__t.html" title="linked list">list_t</a> *lst = NULL;
<a name="l00213"></a>00213 <a class="code" href="structadapter__t.html" title="information about ac adapater">adapter_t</a> *ac = &globals-><a class="code" href="structglobal__t.html#dc9fcb92a191cec69b68f3f2d56c184c">adapt</a>;
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">if</span>((lst = <a class="code" href="list_8c.html#ac821e6d16d9494f9b8ffc3f9cd0aec4">dir_list</a>(<a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"ac_adapter"</span>)) == NULL || !lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>)
<a name="l00216"></a>00216 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00217"></a>00217
<a name="l00218"></a>00218 <span class="keywordflow">if</span>((!lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>->name || ((ac-><a class="code" href="structadapter__t.html#9c017be77bd6a080ad9701fe436312ae">name</a> = strdup(lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>->name)) == NULL))){
<a name="l00219"></a>00219 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00220"></a>00220 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b32f76f1d59536aa25d0ca488b60eabc6">ALLOC_ERR</a>;
<a name="l00221"></a>00221 }
<a name="l00222"></a>00222 snprintf(ac-><a class="code" href="structadapter__t.html#a373f39e83767bbc3631c1b502f7465c">state_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"ac_adapter/%s/state"</span>, ac-><a class="code" href="structadapter__t.html#9c017be77bd6a080ad9701fe436312ae">name</a>);
<a name="l00223"></a>00223 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00224"></a>00224 <a class="code" href="libacpi_8c.html#baf0f122878f23b4cc8a5cb2dea8bf71">read_acpi_acstate</a>(globals);
<a name="l00225"></a>00225 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00226"></a>00226 }
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="comment">/* read acpi information for fan num, returns 0 on success and negative values on errors */</span>
<a name="l00229"></a>00229 <span class="keywordtype">int</span>
<a name="l00230"></a><a class="code" href="libacpi_8h.html#f9608343ea3b2cbd693b009978e0d8c3">00230</a> <a class="code" href="libacpi_8c.html#f9608343ea3b2cbd693b009978e0d8c3">read_acpi_fan</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00231"></a>00231 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00232"></a>00232 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00233"></a>00233 <a class="code" href="structfan__t.html" title="fan data">fan_t</a> *info = &<a class="code" href="libacpi_8h.html#12ba731d90fb5e43718edb5144e7caaa">fans</a>[num];
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <span class="keywordflow">if</span>(num > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00236"></a>00236
<a name="l00237"></a>00237 <span class="comment">/* scan state file */</span>
<a name="l00238"></a>00238 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structfan__t.html#8d19eaf9b9d030626c25e7e77f6cd7e3">state_file</a>)) == NULL)
<a name="l00239"></a>00239 info-><a class="code" href="structfan__t.html#db121f6a1a95cfb5f4ee33166dd5f4ef">fan_state</a> = <a class="code" href="libacpi_8h.html#d92db42128e7a9e993d626e4063922dfc54e3454d27de4569dd370b5855e7da4">F_ERR</a>;
<a name="l00240"></a>00240
<a name="l00241"></a>00241 <span class="keywordflow">if</span>(!buf || (tmp = scan_acpi_value(buf, <span class="stringliteral">"status:"</span>)) == NULL){
<a name="l00242"></a>00242 info-><a class="code" href="structfan__t.html#db121f6a1a95cfb5f4ee33166dd5f4ef">fan_state</a> = <a class="code" href="libacpi_8h.html#d92db42128e7a9e993d626e4063922dfc54e3454d27de4569dd370b5855e7da4">F_ERR</a>;
<a name="l00243"></a>00243 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 <span class="keywordflow">if</span> (tmp[0] == <span class="charliteral">'o'</span> && tmp[1] == <span class="charliteral">'n'</span>) info-><a class="code" href="structfan__t.html#db121f6a1a95cfb5f4ee33166dd5f4ef">fan_state</a> = <a class="code" href="libacpi_8h.html#d92db42128e7a9e993d626e4063922df11fdaecef4ee3e8137d84489f50aee56">F_ON</a>;
<a name="l00246"></a>00246 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(tmp[0] == <span class="charliteral">'o'</span> && tmp[1] == <span class="charliteral">'f'</span>) info-><a class="code" href="structfan__t.html#db121f6a1a95cfb5f4ee33166dd5f4ef">fan_state</a> = <a class="code" href="libacpi_8h.html#d92db42128e7a9e993d626e4063922df0f1d7fcbc5d88495ce355805ab42752e">F_OFF</a>;
<a name="l00247"></a>00247 <span class="keywordflow">else</span> info-><a class="code" href="structfan__t.html#db121f6a1a95cfb5f4ee33166dd5f4ef">fan_state</a> = <a class="code" href="libacpi_8h.html#d92db42128e7a9e993d626e4063922dfc54e3454d27de4569dd370b5855e7da4">F_ERR</a>;
<a name="l00248"></a>00248 free(buf);
<a name="l00249"></a>00249 free(tmp);
<a name="l00250"></a>00250 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00251"></a>00251 }
<a name="l00252"></a>00252
<a name="l00253"></a>00253 <span class="comment">/* read all fans, fill the fan structures */</span>
<a name="l00254"></a>00254 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00255"></a>00255 read_acpi_fans(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00256"></a>00256 <span class="keywordtype">int</span> i;
<a name="l00257"></a>00257 <span class="keywordflow">for</span>(i = 0; i < globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a>; i++)
<a name="l00258"></a>00258 <a class="code" href="libacpi_8c.html#f9608343ea3b2cbd693b009978e0d8c3">read_acpi_fan</a>(i);
<a name="l00259"></a>00259 }
<a name="l00260"></a>00260
<a name="l00261"></a>00261 <span class="comment">/* reads the names of the fan directories, fills fan_t,</span>
<a name="l00262"></a>00262 <span class="comment"> * return 0 on success, negative values on errors */</span>
<a name="l00263"></a>00263 <span class="keywordtype">int</span>
<a name="l00264"></a><a class="code" href="libacpi_8h.html#3ee17a37e660f31b7b7e5f2f0896851b">00264</a> <a class="code" href="libacpi_8c.html#3ee17a37e660f31b7b7e5f2f0896851b">init_acpi_fan</a>(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00265"></a>00265 <span class="keywordtype">char</span> *names[<a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>];
<a name="l00266"></a>00266 <a class="code" href="structlist__t.html" title="linked list">list_t</a> *lst = NULL;
<a name="l00267"></a>00267 <a class="code" href="structnode__t.html" title="node for linked list">node_t</a> *<a class="code" href="structnode.html">node</a> = NULL;
<a name="l00268"></a>00268 <span class="keywordtype">int</span> i = 0;
<a name="l00269"></a>00269 <a class="code" href="structfan__t.html" title="fan data">fan_t</a> *finfo = NULL;
<a name="l00270"></a>00270 globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a> = 0;
<a name="l00271"></a>00271
<a name="l00272"></a>00272 <span class="keywordflow">if</span>((lst = <a class="code" href="list_8c.html#ac821e6d16d9494f9b8ffc3f9cd0aec4">dir_list</a>(<a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"fan"</span>)) == NULL || !lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>)
<a name="l00273"></a>00273 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00274"></a>00274 <span class="keywordflow">for</span>(node = lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>; node; node = node->next){
<a name="l00275"></a>00275 <span class="keywordflow">if</span>((names[globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a>] = strdup(node->name)) == NULL){
<a name="l00276"></a>00276 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00277"></a>00277 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b32f76f1d59536aa25d0ca488b60eabc6">ALLOC_ERR</a>;
<a name="l00278"></a>00278 }
<a name="l00279"></a>00279 globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a>++;
<a name="l00280"></a>00280 }
<a name="l00281"></a>00281
<a name="l00282"></a>00282 <span class="keywordflow">if</span>(globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a> > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <span class="keywordflow">for</span> (; i < globals-><a class="code" href="structglobal__t.html#d7f8a23dc038af2e1e3b7fac77248043">fan_count</a> && i < <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>; i++){
<a name="l00285"></a>00285 finfo = &<a class="code" href="libacpi_8h.html#12ba731d90fb5e43718edb5144e7caaa">fans</a>[i];
<a name="l00286"></a>00286 snprintf(finfo-><a class="code" href="structfan__t.html#1a8a1a8a77d37968855abfeb8c5afe40">name</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <span class="stringliteral">"%s"</span>, names[i]);
<a name="l00287"></a>00287 snprintf(finfo-><a class="code" href="structfan__t.html#8d19eaf9b9d030626c25e7e77f6cd7e3">state_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"fan/%s/state"</span>, names[i]);
<a name="l00288"></a>00288 free(names[i]);
<a name="l00289"></a>00289 }
<a name="l00290"></a>00290 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00291"></a>00291 read_acpi_fans(globals);
<a name="l00292"></a>00292 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00293"></a>00293 }
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="comment">/* reads the name of the thermal-zone directory and fills the adapter_t</span>
<a name="l00296"></a>00296 <span class="comment"> * structure with the name and the state-file. Return 0 on success, negative values on errors */</span>
<a name="l00297"></a>00297 <span class="keywordtype">int</span>
<a name="l00298"></a><a class="code" href="libacpi_8h.html#b46f89c7d7ff338842d7619c7392c0bf">00298</a> <a class="code" href="libacpi_8c.html#b46f89c7d7ff338842d7619c7392c0bf">init_acpi_thermal</a>(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00299"></a>00299 <span class="keywordtype">char</span> *names[<a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>];
<a name="l00300"></a>00300 <a class="code" href="structlist__t.html" title="linked list">list_t</a> *lst = NULL;
<a name="l00301"></a>00301 <a class="code" href="structnode__t.html" title="node for linked list">node_t</a> *<a class="code" href="structnode.html">node</a> = NULL;
<a name="l00302"></a>00302 <a class="code" href="structthermal__t.html" title="information about thermal zone">thermal_t</a> *tinfo = NULL;
<a name="l00303"></a>00303 <span class="keywordtype">int</span> i = 0;
<a name="l00304"></a>00304 globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a> = 0;
<a name="l00305"></a>00305
<a name="l00306"></a>00306 <span class="keywordflow">if</span>((lst = <a class="code" href="list_8c.html#ac821e6d16d9494f9b8ffc3f9cd0aec4">dir_list</a>(<a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone"</span>)) == NULL)
<a name="l00307"></a>00307 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00308"></a>00308 <span class="keywordflow">for</span>(node = lst-><a class="code" href="structlist__t.html#de49a4e4abadbc70c3c96dcb0100ca6a">top</a>; node; node = node->next){
<a name="l00309"></a>00309 <span class="keywordflow">if</span>((names[globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a>] = strdup(node->name)) == NULL){
<a name="l00310"></a>00310 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00311"></a>00311 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b32f76f1d59536aa25d0ca488b60eabc6">ALLOC_ERR</a>;
<a name="l00312"></a>00312 }
<a name="l00313"></a>00313 globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a>++;
<a name="l00314"></a>00314 }
<a name="l00315"></a>00315
<a name="l00316"></a>00316 <span class="keywordflow">if</span>(globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a> > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00317"></a>00317
<a name="l00318"></a>00318 <span class="keywordflow">for</span> (; i < globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a> && i < <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>; i++){
<a name="l00319"></a>00319 tinfo = &<a class="code" href="libacpi_8h.html#f7add5d641271fbd8ad4fc81a849dfc4">thermals</a>[i];
<a name="l00320"></a>00320 snprintf(tinfo-><a class="code" href="structthermal__t.html#a5b3b5f4fd9fe24e67e48257bde19df6">name</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <span class="stringliteral">"%s"</span>, names[i]);
<a name="l00321"></a>00321 snprintf(tinfo-><a class="code" href="structthermal__t.html#838282da5d9af979e3b936b87964e300">state_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone/%s/state"</span>, names[i]);
<a name="l00322"></a>00322 snprintf(tinfo-><a class="code" href="structthermal__t.html#12118024c3daf6bcf588522c8332afd4">temp_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone/%s/temperature"</span>, names[i]);
<a name="l00323"></a>00323 snprintf(tinfo-><a class="code" href="structthermal__t.html#58978f030473b02226a7a1b8f3157dd3">cooling_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone/%s/cooling_mode"</span>, names[i]);
<a name="l00324"></a>00324 snprintf(tinfo-><a class="code" href="structthermal__t.html#9add4e62ba7d3a66d602345a77a50f31">freq_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone/%s/polling_frequency"</span>, names[i]);
<a name="l00325"></a>00325 snprintf(tinfo-><a class="code" href="structthermal__t.html#d55be6a9570373fbf16385f32310beaf">trips_file</a>, <a class="code" href="libacpi_8h.html#c7c0207aa5a0e10d378be03b68041350">MAX_NAME</a>, <a class="code" href="libacpi_8h.html#c36551fb8e9d15223e2277cceea0e472">PROC_ACPI</a> <span class="stringliteral">"thermal_zone/%s/trip_points"</span>, names[i]);
<a name="l00326"></a>00326 free(names[i]);
<a name="l00327"></a>00327 }
<a name="l00328"></a>00328 <a class="code" href="list_8c.html#8779934af9269ac85b5eda546da2285c">delete_list</a>(lst);
<a name="l00329"></a>00329 read_acpi_thermalzones(globals);
<a name="l00330"></a>00330 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00331"></a>00331 }
<a name="l00332"></a>00332
<a name="l00333"></a>00333 <span class="comment">/* checks the string state and sets the thermal state, returns void */</span>
<a name="l00334"></a>00334 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00335"></a>00335 thermal_state(<span class="keyword">const</span> <span class="keywordtype">char</span> *state, <a class="code" href="structthermal__t.html" title="information about thermal zone">thermal_t</a> *info){
<a name="l00336"></a>00336 <span class="keywordflow">if</span>(state[0] == <span class="charliteral">'o'</span>)
<a name="l00337"></a>00337 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b9666025b4022d1bf5c511c059554a80e0">T_OK</a>;
<a name="l00338"></a>00338 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(!strncmp (state, <span class="stringliteral">"crit"</span>, 4))
<a name="l00339"></a>00339 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b9589cd404715c593dc11efcb18a371f6d">T_CRIT</a>;
<a name="l00340"></a>00340 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strncmp (state, <span class="stringliteral">"hot"</span>, 3))
<a name="l00341"></a>00341 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b95362c8e23fecdf0085e6acf41bcebb19">T_HOT</a>; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strncmp (state, <span class="stringliteral">"pas"</span>, 3))
<a name="l00342"></a>00342 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b9b5f5b31576cb295823151865083148c2">T_PASS</a>;
<a name="l00343"></a>00343 <span class="keywordflow">else</span>
<a name="l00344"></a>00344 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b980464bd7a08a317328639141249d546e">T_ACT</a>;
<a name="l00345"></a>00345 }
<a name="l00346"></a>00346
<a name="l00347"></a>00347 <span class="comment">/* checks the string tmp and sets the cooling mode */</span>
<a name="l00348"></a>00348 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00349"></a>00349 fill_cooling_mode(<span class="keyword">const</span> <span class="keywordtype">char</span> *tmp, <a class="code" href="structthermal__t.html" title="information about thermal zone">thermal_t</a> *info){
<a name="l00350"></a>00350 <span class="keywordflow">if</span>(tmp[0] == <span class="charliteral">'a'</span>)
<a name="l00351"></a>00351 info-><a class="code" href="structthermal__t.html#1873bbd534bce7ff6a1d37d09f371595">therm_mode</a> = <a class="code" href="libacpi_8h.html#9345f61e497d4b30e778837a8bd5c722164f7068edbdc9cd76eb89665cdd16d0">CO_ACT</a>;
<a name="l00352"></a>00352 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(tmp[0] == <span class="charliteral">'p'</span>)
<a name="l00353"></a>00353 info-><a class="code" href="structthermal__t.html#1873bbd534bce7ff6a1d37d09f371595">therm_mode</a> = <a class="code" href="libacpi_8h.html#9345f61e497d4b30e778837a8bd5c722c78c0263aab2df7ff576b98606ef8ba3">CO_PASS</a>;
<a name="l00354"></a>00354 <span class="keywordflow">else</span> info-><a class="code" href="structthermal__t.html#1873bbd534bce7ff6a1d37d09f371595">therm_mode</a> = <a class="code" href="libacpi_8h.html#9345f61e497d4b30e778837a8bd5c7221bd0aa1aba789d22be60776914b5125b">CO_CRIT</a>;
<a name="l00355"></a>00355 }
<a name="l00356"></a>00356
<a name="l00357"></a>00357 <span class="comment">/* reads values for thermal_zone num, return 0 on success, negative values on error */</span>
<a name="l00358"></a>00358 <span class="keywordtype">int</span>
<a name="l00359"></a><a class="code" href="libacpi_8h.html#ca686b7af0b4935ece6342c6e020b586">00359</a> <a class="code" href="libacpi_8c.html#ca686b7af0b4935ece6342c6e020b586">read_acpi_zone</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> num, <a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00360"></a>00360 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00361"></a>00361 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00362"></a>00362 <a class="code" href="structthermal__t.html" title="information about thermal zone">thermal_t</a> *info = &<a class="code" href="libacpi_8h.html#f7add5d641271fbd8ad4fc81a849dfc4">thermals</a>[num];
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keywordflow">if</span>(num > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00365"></a>00365
<a name="l00366"></a>00366 <span class="comment">/* scan state file */</span>
<a name="l00367"></a>00367 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structthermal__t.html#838282da5d9af979e3b936b87964e300">state_file</a>)) == NULL)
<a name="l00368"></a>00368 info-><a class="code" href="structthermal__t.html#59e94a1d063547f68218b67a53c15ea3">therm_state</a> = <a class="code" href="libacpi_8h.html#1d0bad6943da27e84577f7f47c1558b9729eb9e0cada239395b6f98413b432f7">T_ERR</a>;
<a name="l00369"></a>00369
<a name="l00370"></a>00370 <span class="keywordflow">if</span>(buf && (tmp = scan_acpi_value(buf, <span class="stringliteral">"state:"</span>)))
<a name="l00371"></a>00371 thermal_state(tmp, info);
<a name="l00372"></a>00372 free(tmp);
<a name="l00373"></a>00373 free(buf);
<a name="l00374"></a>00374
<a name="l00375"></a>00375 <span class="comment">/* scan temperature file */</span>
<a name="l00376"></a>00376 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structthermal__t.html#12118024c3daf6bcf588522c8332afd4">temp_file</a>)) == NULL)
<a name="l00377"></a>00377 info-><a class="code" href="structthermal__t.html#1408aa06b15c0608facc6cf3d71fb436">temperature</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00378"></a>00378
<a name="l00379"></a>00379 <span class="keywordflow">if</span>(buf && (tmp = scan_acpi_value(buf, <span class="stringliteral">"temperature:"</span>))){
<a name="l00380"></a>00380 info-><a class="code" href="structthermal__t.html#1408aa06b15c0608facc6cf3d71fb436">temperature</a> = strtol(tmp, NULL, 10);
<a name="l00381"></a>00381 <span class="comment">/* if we just have one big thermal zone, this will be the global temperature */</span>
<a name="l00382"></a>00382 <span class="keywordflow">if</span>(globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a> == 1)
<a name="l00383"></a>00383 globals-><a class="code" href="structglobal__t.html#b53321581b65920207ffab5472122027">temperature</a> = info-><a class="code" href="structthermal__t.html#1408aa06b15c0608facc6cf3d71fb436">temperature</a>;
<a name="l00384"></a>00384 }
<a name="l00385"></a>00385 free(tmp);
<a name="l00386"></a>00386 free(buf);
<a name="l00387"></a>00387
<a name="l00388"></a>00388 <span class="comment">/* scan cooling mode file */</span>
<a name="l00389"></a>00389 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structthermal__t.html#58978f030473b02226a7a1b8f3157dd3">cooling_file</a>)) == NULL)
<a name="l00390"></a>00390 info-><a class="code" href="structthermal__t.html#1873bbd534bce7ff6a1d37d09f371595">therm_mode</a> = <a class="code" href="libacpi_8h.html#9345f61e497d4b30e778837a8bd5c72270f17365bf605d5a797876b137bd9c9e">CO_ERR</a>;
<a name="l00391"></a>00391 <span class="keywordflow">if</span>(buf && (tmp = scan_acpi_value(buf, <span class="stringliteral">"cooling mode:"</span>)))
<a name="l00392"></a>00392 fill_cooling_mode(tmp, info);
<a name="l00393"></a>00393 <span class="keywordflow">else</span> info-><a class="code" href="structthermal__t.html#1873bbd534bce7ff6a1d37d09f371595">therm_mode</a> = <a class="code" href="libacpi_8h.html#9345f61e497d4b30e778837a8bd5c72270f17365bf605d5a797876b137bd9c9e">CO_ERR</a>;
<a name="l00394"></a>00394 free(tmp);
<a name="l00395"></a>00395 free(buf);
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="comment">/* scan polling_frequencies file */</span>
<a name="l00398"></a>00398 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structthermal__t.html#9add4e62ba7d3a66d602345a77a50f31">freq_file</a>)) == NULL)
<a name="l00399"></a>00399 info-><a class="code" href="structthermal__t.html#b964096488eeda1aff489d370773b291">frequency</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b40f39385238042f6ec0cbac821a19fc4">DISABLED</a>;
<a name="l00400"></a>00400 <span class="keywordflow">if</span>(buf && (tmp = scan_acpi_value(buf, <span class="stringliteral">"polling frequency:"</span>)))
<a name="l00401"></a>00401 info-><a class="code" href="structthermal__t.html#b964096488eeda1aff489d370773b291">frequency</a> = strtol(tmp, NULL, 10);
<a name="l00402"></a>00402 <span class="keywordflow">else</span> info-><a class="code" href="structthermal__t.html#b964096488eeda1aff489d370773b291">frequency</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b40f39385238042f6ec0cbac821a19fc4">DISABLED</a>;
<a name="l00403"></a>00403 free(tmp);
<a name="l00404"></a>00404 free(buf);
<a name="l00405"></a>00405
<a name="l00406"></a>00406 <span class="comment">/* TODO: IMPLEMENT TRIP POINTS FILE */</span>
<a name="l00407"></a>00407
<a name="l00408"></a>00408 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00409"></a>00409 }
<a name="l00410"></a>00410
<a name="l00411"></a>00411 <span class="comment">/* read all thermal zones, fill the thermal structures */</span>
<a name="l00412"></a>00412 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00413"></a>00413 read_acpi_thermalzones(<a class="code" href="structglobal__t.html" title="global acpi structure">global_t</a> *globals){
<a name="l00414"></a>00414 <span class="keywordtype">int</span> i;
<a name="l00415"></a>00415 <span class="keywordflow">for</span>(i = 0; i < globals-><a class="code" href="structglobal__t.html#b196ec8cd2f90ee85790622ff4f77c29">thermal_count</a>; i++)
<a name="l00416"></a>00416 <a class="code" href="libacpi_8c.html#ca686b7af0b4935ece6342c6e020b586">read_acpi_zone</a>(i, globals);
<a name="l00417"></a>00417 }
<a name="l00418"></a>00418
<a name="l00419"></a>00419 <span class="comment">/* fill battery_state for given battery, return 0 on success or negative values on error */</span>
<a name="l00420"></a>00420 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00421"></a>00421 batt_charge_state(<a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info){
<a name="l00422"></a>00422 <span class="keywordtype">int</span> high = info->last_full_cap / 2;
<a name="l00423"></a>00423 <span class="keywordtype">int</span> med = high / 2;
<a name="l00424"></a>00424
<a name="l00425"></a>00425 <span class="keywordflow">if</span>(info->remaining_cap > high)
<a name="l00426"></a>00426 info->batt_state = <a class="code" href="libacpi_8h.html#24914a3261e55c8855e08a30a73f45c61eccc5d55e1e4658423183223319d260">B_HIGH</a>;
<a name="l00427"></a>00427 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(info->remaining_cap <= high && info->remaining_cap > med)
<a name="l00428"></a>00428 info->batt_state = <a class="code" href="libacpi_8h.html#24914a3261e55c8855e08a30a73f45c605fc34f4a67a23e276392f8ecbc84c49">B_MED</a>;
<a name="l00429"></a>00429 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(info->remaining_cap <= med && info->remaining_cap > info->design_warn)
<a name="l00430"></a>00430 info->batt_state = <a class="code" href="libacpi_8h.html#24914a3261e55c8855e08a30a73f45c64c4b3d37527a42ba1bea36db99d1cf5b">B_LOW</a>;
<a name="l00431"></a>00431 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(info->remaining_cap <= info->design_warn && info->remaining_cap > info->design_low)
<a name="l00432"></a>00432 info->batt_state = <a class="code" href="libacpi_8h.html#24914a3261e55c8855e08a30a73f45c6e7f919da0a313fb78e8e23d92550f2e9">B_CRIT</a>;
<a name="l00433"></a>00433 <span class="keywordflow">else</span> info->batt_state = <a class="code" href="libacpi_8h.html#24914a3261e55c8855e08a30a73f45c613b45e0685cb6de1a2255ff4ba10b5e1">B_HARD_CRIT</a>;
<a name="l00434"></a>00434 }
<a name="l00435"></a>00435
<a name="l00436"></a>00436 <span class="comment">/* fill charge_state of a given battery num, return 0 on success or negative values on error */</span>
<a name="l00437"></a>00437 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00438"></a>00438 fill_charge_state(<span class="keyword">const</span> <span class="keywordtype">char</span> *state, <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info){
<a name="l00439"></a>00439 <span class="keywordflow">if</span>(state[0] == <span class="charliteral">'u'</span>)
<a name="l00440"></a>00440 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a157329721814fade9a2fb276fd67ae4fbc">C_ERR</a>;
<a name="l00441"></a>00441 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(!strncmp (state, <span class="stringliteral">"disch"</span>, 5))
<a name="l00442"></a>00442 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a1506c1825628303996bc17d453faa2c8ac">C_DISCHARGE</a>;
<a name="l00443"></a>00443 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strncmp (state, <span class="stringliteral">"charge"</span>, 6))
<a name="l00444"></a>00444 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a15544eab0e0d55bc325ca919ec3a045c4c">C_CHARGED</a>;
<a name="l00445"></a>00445 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strncmp (state, <span class="stringliteral">"chargi"</span>, 6))
<a name="l00446"></a>00446 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a15b0e502264ff68c2ff209c8665b538f86">C_CHARGE</a>;
<a name="l00447"></a>00447 <span class="keywordflow">else</span>
<a name="l00448"></a>00448 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a153402b28a81bf81082ad2c01c0ba7df6a">C_NOINFO</a>;
<a name="l00449"></a>00449 }
<a name="l00450"></a>00450
<a name="l00451"></a>00451 <span class="comment">/* read alarm capacity, return 0 on success, negative values on error */</span>
<a name="l00452"></a>00452 <span class="keyword">static</span> <span class="keywordtype">int</span>
<a name="l00453"></a>00453 read_acpi_battalarm(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00454"></a>00454 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00455"></a>00455 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00456"></a>00456 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00457"></a>00457
<a name="l00458"></a>00458 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structbattery__t.html#405258c8e620284569d70f6952ff8e9b">alarm_file</a>)) == NULL)
<a name="l00459"></a>00459 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00460"></a>00460
<a name="l00461"></a>00461 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"alarm:"</span>)) && tmp[0] != <span class="charliteral">'u'</span>)
<a name="l00462"></a>00462 info-><a class="code" href="structbattery__t.html#8756e9f7ca38b6fd05cb8908f5f4bc89">alarm</a> = strtol(tmp, NULL, 10);
<a name="l00463"></a>00463 <span class="keywordflow">else</span>
<a name="l00464"></a>00464 info-><a class="code" href="structbattery__t.html#8756e9f7ca38b6fd05cb8908f5f4bc89">alarm</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00465"></a>00465 free(buf);
<a name="l00466"></a>00466 free(tmp);
<a name="l00467"></a>00467 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00468"></a>00468 }
<a name="l00469"></a>00469
<a name="l00470"></a>00470 <span class="comment">/* reads static values for a battery (info file), returns SUCCESS */</span>
<a name="l00471"></a>00471 <span class="keyword">static</span> <span class="keywordtype">int</span>
<a name="l00472"></a>00472 read_acpi_battinfo(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00473"></a>00473 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00474"></a>00474 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00475"></a>00475 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00476"></a>00476 <span class="keywordtype">int</span> i = 0;
<a name="l00477"></a>00477
<a name="l00478"></a>00478 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structbattery__t.html#4b79fa4c76b2cb58e087749773b2af0a">info_file</a>)) == NULL)
<a name="l00479"></a>00479 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00480"></a>00480
<a name="l00481"></a>00481 <span class="comment">/* you have to read the present value always since a battery can be taken away while</span>
<a name="l00482"></a>00482 <span class="comment"> * refreshing the data */</span>
<a name="l00483"></a>00483 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"present:"</span>)) && !strncmp(tmp, <span class="stringliteral">"yes"</span>, 3)) {
<a name="l00484"></a>00484 free(tmp);
<a name="l00485"></a>00485 info-><a class="code" href="structbattery__t.html#b3d4fbea73a184a5fbf2b40fe8ddd2a2">present</a> = 1;
<a name="l00486"></a>00486 } <span class="keywordflow">else</span> {
<a name="l00487"></a>00487 info-><a class="code" href="structbattery__t.html#b3d4fbea73a184a5fbf2b40fe8ddd2a2">present</a> = 0;
<a name="l00488"></a>00488 free(buf);
<a name="l00489"></a>00489 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bcf30d1e6a6b091ca668346f50810f125">NOT_PRESENT</a>;
<a name="l00490"></a>00490 }
<a name="l00491"></a>00491
<a name="l00492"></a>00492 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"design capacity:"</span>)) && tmp[0] != <span class="charliteral">'u'</span>){
<a name="l00493"></a>00493 info-><a class="code" href="structbattery__t.html#0a38779411a41c7cbfd249e1906bb605">design_cap</a> = strtol(tmp, NULL, 10);
<a name="l00494"></a>00494 <span class="comment">/* workaround ACPI's broken way of reporting no battery */</span>
<a name="l00495"></a>00495 <span class="keywordflow">if</span>(info-><a class="code" href="structbattery__t.html#0a38779411a41c7cbfd249e1906bb605">design_cap</a> == 655350) info-><a class="code" href="structbattery__t.html#0a38779411a41c7cbfd249e1906bb605">design_cap</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00496"></a>00496 free(tmp);
<a name="l00497"></a>00497 }
<a name="l00498"></a>00498 <span class="keywordflow">else</span> info-><a class="code" href="structbattery__t.html#0a38779411a41c7cbfd249e1906bb605">design_cap</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00499"></a>00499
<a name="l00500"></a>00500 <span class="keywordflow">for</span> (;battinfo_values[i].<a class="code" href="structacpi__value__t.html#2e21f0c69b756c09e010cf638a3ed968">value</a>; i++) {
<a name="l00501"></a>00501 <span class="keywordflow">if</span> ((tmp = scan_acpi_value(buf, battinfo_values[i].value)) && tmp[0] != <span class="charliteral">'u'</span>) {
<a name="l00502"></a>00502 *((<span class="keywordtype">int</span> *)(((<span class="keywordtype">char</span> *)info) + battinfo_values[i].offset)) = strtol(tmp, NULL, 10);
<a name="l00503"></a>00503 free(tmp);
<a name="l00504"></a>00504 } <span class="keywordflow">else</span> {
<a name="l00505"></a>00505 *((<span class="keywordtype">int</span> *)(((<span class="keywordtype">char</span> *)info) + battinfo_values[i].offset)) = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00506"></a>00506 }
<a name="l00507"></a>00507 }
<a name="l00508"></a>00508
<a name="l00509"></a>00509 <span class="comment">/* TODO remove debug */</span>
<a name="l00510"></a>00510 <span class="comment">/* printf("%s\n", buf); */</span>
<a name="l00511"></a>00511 free(buf);
<a name="l00512"></a>00512
<a name="l00513"></a>00513 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00514"></a>00514 }
<a name="l00515"></a>00515
<a name="l00516"></a>00516 <span class="comment">/* read information for battery num, return 0 on success or negative values on error */</span>
<a name="l00517"></a>00517 <span class="keyword">static</span> <span class="keywordtype">int</span>
<a name="l00518"></a>00518 read_acpi_battstate(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00519"></a>00519 <span class="keywordtype">char</span> *buf = NULL;
<a name="l00520"></a>00520 <span class="keywordtype">char</span> *tmp = NULL;
<a name="l00521"></a>00521 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00522"></a>00522 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0;
<a name="l00523"></a>00523
<a name="l00524"></a>00524 <span class="keywordflow">if</span>((buf = get_acpi_content(info-><a class="code" href="structbattery__t.html#ded3d1a53344d0675eb88e9bd29f5002">state_file</a>)) == NULL)
<a name="l00525"></a>00525 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00526"></a>00526
<a name="l00527"></a>00527 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"present:"</span>)) && !strncmp(tmp, <span class="stringliteral">"yes"</span>, 3)) {
<a name="l00528"></a>00528 info-><a class="code" href="structbattery__t.html#b3d4fbea73a184a5fbf2b40fe8ddd2a2">present</a> = 1;
<a name="l00529"></a>00529 free(tmp);
<a name="l00530"></a>00530 } <span class="keywordflow">else</span> {
<a name="l00531"></a>00531 info-><a class="code" href="structbattery__t.html#b3d4fbea73a184a5fbf2b40fe8ddd2a2">present</a> = 0;
<a name="l00532"></a>00532 free(buf);
<a name="l00533"></a>00533 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bcf30d1e6a6b091ca668346f50810f125">NOT_PRESENT</a>;
<a name="l00534"></a>00534 }
<a name="l00535"></a>00535
<a name="l00536"></a>00536 <span class="comment">/* TODO REMOVE DEBUG */</span>
<a name="l00537"></a>00537 <span class="comment">/* printf("%s\n\n", buf); */</span>
<a name="l00538"></a>00538
<a name="l00539"></a>00539 <span class="keywordflow">if</span>((tmp = scan_acpi_value(buf, <span class="stringliteral">"charging state:"</span>)) && tmp[0] != <span class="charliteral">'u'</span>) {
<a name="l00540"></a>00540 fill_charge_state(tmp, info);
<a name="l00541"></a>00541 free(tmp);
<a name="l00542"></a>00542 } <span class="keywordflow">else</span> {
<a name="l00543"></a>00543 info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> = <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a153402b28a81bf81082ad2c01c0ba7df6a">C_NOINFO</a>;
<a name="l00544"></a>00544 }
<a name="l00545"></a>00545
<a name="l00546"></a>00546 <span class="keywordflow">for</span> (;battstate_values[i].<a class="code" href="structacpi__value__t.html#2e21f0c69b756c09e010cf638a3ed968">value</a>; i++) {
<a name="l00547"></a>00547 <span class="keywordflow">if</span> ((tmp = scan_acpi_value(buf, battstate_values[i].value)) && tmp[0] != <span class="charliteral">'u'</span>) {
<a name="l00548"></a>00548 *((<span class="keywordtype">int</span> *)(((<span class="keywordtype">char</span> *)info) + battstate_values[i].offset)) = strtol(tmp, NULL, 10);
<a name="l00549"></a>00549 free(tmp);
<a name="l00550"></a>00550 } <span class="keywordflow">else</span> {
<a name="l00551"></a>00551 *((<span class="keywordtype">int</span> *)(((<span class="keywordtype">char</span> *)info) + battstate_values[i].offset)) = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00552"></a>00552 }
<a name="l00553"></a>00553 }
<a name="l00554"></a>00554
<a name="l00555"></a>00555 <span class="comment">/* get information from the info file */</span>
<a name="l00556"></a>00556 batt_charge_state(info);
<a name="l00557"></a>00557
<a name="l00558"></a>00558 free(buf);
<a name="l00559"></a>00559 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00560"></a>00560 }
<a name="l00561"></a>00561
<a name="l00562"></a>00562 <span class="comment">/* calculate percentage of battery capacity num */</span>
<a name="l00563"></a>00563 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00564"></a>00564 calc_remain_perc(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00565"></a>00565 <span class="keywordtype">float</span> lfcap;
<a name="l00566"></a>00566 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00567"></a>00567 <span class="keywordtype">int</span> perc;
<a name="l00568"></a>00568
<a name="l00569"></a>00569 <span class="keywordflow">if</span>(info-><a class="code" href="structbattery__t.html#61a6b1b19080128d5163778949af7e81">remaining_cap</a> < 0){
<a name="l00570"></a>00570 info-><a class="code" href="structbattery__t.html#8b1d1a6e5317eeddc51b870fc485b5ef">percentage</a> = <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55b9bf1138c8c1f4519e5b814514b750ca3">NOT_SUPPORTED</a>;
<a name="l00571"></a>00571 <span class="keywordflow">return</span>;
<a name="l00572"></a>00572 }
<a name="l00573"></a>00573 <span class="keywordflow">else</span>{
<a name="l00574"></a>00574 lfcap = info-><a class="code" href="structbattery__t.html#270860980f8aba453bae03efb8c6c067">last_full_cap</a>;
<a name="l00575"></a>00575 <span class="keywordflow">if</span>(lfcap <= 0) lfcap = 1;
<a name="l00576"></a>00576 perc = (int) ((info-><a class="code" href="structbattery__t.html#61a6b1b19080128d5163778949af7e81">remaining_cap</a> / lfcap) * 100.0);
<a name="l00577"></a>00577 }
<a name="l00578"></a>00578 info-><a class="code" href="structbattery__t.html#8b1d1a6e5317eeddc51b870fc485b5ef">percentage</a> = perc > 100 ? 100 : perc;
<a name="l00579"></a>00579 }
<a name="l00580"></a>00580
<a name="l00581"></a>00581 <span class="comment">/* calculate remaining charge time for battery num */</span>
<a name="l00582"></a>00582 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00583"></a>00583 calc_remain_chargetime(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00584"></a>00584 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00585"></a>00585
<a name="l00586"></a>00586 <span class="keywordflow">if</span>(info-><a class="code" href="structbattery__t.html#0d68883037fff17fcf6d552ebd3c11bc">present_rate</a> < 0 || info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> != <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a15b0e502264ff68c2ff209c8665b538f86">C_CHARGE</a>){
<a name="l00587"></a>00587 info-><a class="code" href="structbattery__t.html#67e7a8db65e651e776d3061d82ed0e54">charge_time</a> = 0;
<a name="l00588"></a>00588 <span class="keywordflow">return</span>;
<a name="l00589"></a>00589 }
<a name="l00590"></a>00590 info-><a class="code" href="structbattery__t.html#67e7a8db65e651e776d3061d82ed0e54">charge_time</a> = (int) ((((<span class="keywordtype">float</span>)info-><a class="code" href="structbattery__t.html#270860980f8aba453bae03efb8c6c067">last_full_cap</a> - (<span class="keywordtype">float</span>)info-><a class="code" href="structbattery__t.html#61a6b1b19080128d5163778949af7e81">remaining_cap</a>) / info-><a class="code" href="structbattery__t.html#0d68883037fff17fcf6d552ebd3c11bc">present_rate</a>) * 60.0);
<a name="l00591"></a>00591 }
<a name="l00592"></a>00592
<a name="l00593"></a>00593 <span class="comment">/* calculate remaining time for battery num */</span>
<a name="l00594"></a>00594 <span class="keyword">static</span> <span class="keywordtype">void</span>
<a name="l00595"></a>00595 calc_remain_time(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00596"></a>00596 <a class="code" href="structbattery__t.html" title="information found about battery">battery_t</a> *info = &<a class="code" href="libacpi_8h.html#3c0cd13757d04f0ca65bba3ec0de6538">batteries</a>[num];
<a name="l00597"></a>00597
<a name="l00598"></a>00598 <span class="keywordflow">if</span>(info-><a class="code" href="structbattery__t.html#0d68883037fff17fcf6d552ebd3c11bc">present_rate</a> < 0 || info-><a class="code" href="structbattery__t.html#ff00074fcb4b08a2f4466f311ef57294">charge_state</a> != <a class="code" href="libacpi_8h.html#5d2d7d0beb018d811f56028758a95a1506c1825628303996bc17d453faa2c8ac">C_DISCHARGE</a>){
<a name="l00599"></a>00599 info-><a class="code" href="structbattery__t.html#ae263012e939f1b3a723a511ae5280de">remaining_time</a> = 0;
<a name="l00600"></a>00600 <span class="keywordflow">return</span>;
<a name="l00601"></a>00601 }
<a name="l00602"></a>00602 info-><a class="code" href="structbattery__t.html#ae263012e939f1b3a723a511ae5280de">remaining_time</a> = (int) (((<span class="keywordtype">float</span>)info-><a class="code" href="structbattery__t.html#61a6b1b19080128d5163778949af7e81">remaining_cap</a> / (<span class="keywordtype">float</span>)info-><a class="code" href="structbattery__t.html#0d68883037fff17fcf6d552ebd3c11bc">present_rate</a>) * 60.0);
<a name="l00603"></a>00603 }
<a name="l00604"></a>00604
<a name="l00605"></a>00605 <span class="comment">/* read/refresh information about a given battery num</span>
<a name="l00606"></a>00606 <span class="comment"> * returns 0 on SUCCESS, negative values on errors */</span>
<a name="l00607"></a>00607 <span class="keywordtype">int</span>
<a name="l00608"></a><a class="code" href="libacpi_8h.html#ed850c96630f208168a5408435f022d6">00608</a> <a class="code" href="libacpi_8c.html#ed850c96630f208168a5408435f022d6">read_acpi_batt</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> num){
<a name="l00609"></a>00609 <span class="keywordflow">if</span>(num > <a class="code" href="libacpi_8h.html#1b40ceb455086d9cdb68ed3d3bf2775f">MAX_ITEMS</a>) <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bdf704c7fc510fe0ebb57059488ad8620">ITEM_EXCEED</a>;
<a name="l00610"></a>00610 read_acpi_battstate(num);
<a name="l00611"></a>00611 read_acpi_battalarm(num);
<a name="l00612"></a>00612 calc_remain_perc(num);
<a name="l00613"></a>00613 calc_remain_chargetime(num);
<a name="l00614"></a>00614 calc_remain_time(num);
<a name="l00615"></a>00615 <span class="keywordflow">return</span> <a class="code" href="libacpi_8h.html#06fc87d81c62e9abb8790b6e5713c55bc7f69f7c9e5aea9b8f54cf02870e2bf8">SUCCESS</a>;
<a name="l00616"></a>00616 }
</pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Sun Jul 29 14:09:38 2007 for libacpi by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address>
</body>
</html>
|
