1 | /*␊ |
2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | /*␊ |
25 | * Copyright 1993 NeXT, Inc.␊ |
26 | * All rights reserved.␊ |
27 | */␊ |
28 | ␊ |
29 | #include "bootstruct.h"␊ |
30 | #include "boot.h"␊ |
31 | #include "libsaio.h"␊ |
32 | #include "xml.h"␊ |
33 | ␊ |
34 | extern char *Language;␊ |
35 | extern char *LoadableFamilies;␊ |
36 | ␊ |
37 | bool sysConfigValid;␊ |
38 | ␊ |
39 | /*␊ |
40 | * Compare a string to a key with quoted characters␊ |
41 | */␊ |
42 | static inline int␊ |
43 | keyncmp(const char *str, const char *key, int n)␊ |
44 | {␊ |
45 | int c;␊ |
46 | while (n--) {␊ |
47 | ␉␉c = *key++;␊ |
48 | ␉␉if (c == '\\') {␊ |
49 | ␉␉␉switch(c = *key++) {␊ |
50 | ␉␉␉␉case 'n':␊ |
51 | ␉␉␉␉␉c = '\n';␊ |
52 | ␉␉␉␉␉break;␊ |
53 | ␉␉␉␉case 'r':␊ |
54 | ␉␉␉␉␉c = '\r';␊ |
55 | ␉␉␉␉␉break;␊ |
56 | ␉␉␉␉case 't':␊ |
57 | ␉␉␉␉␉c = '\t';␊ |
58 | ␉␉␉␉␉break;␊ |
59 | ␉␉␉␉default:␊ |
60 | ␉␉␉␉␉break;␊ |
61 | ␉␉␉}␊ |
62 | ␉␉} else if (c == '\"') {␊ |
63 | ␉␉␉/* Premature end of key */␊ |
64 | ␉␉␉return 1;␊ |
65 | ␉␉}␊ |
66 | ␉␉if (c != *str++) {␊ |
67 | ␉␉␉return 1;␊ |
68 | ␉␉}␊ |
69 | }␊ |
70 | return 0;␊ |
71 | }␊ |
72 | ␊ |
73 | #if UNUSED␊ |
74 | ␊ |
75 | static void eatThru(char val, const char **table_p)␊ |
76 | {␊ |
77 | ␉register const char *table = *table_p;␊ |
78 | ␉register bool found = false;␊ |
79 | ␉␊ |
80 | ␉while (*table && !found)␊ |
81 | ␉{␊ |
82 | ␉␉if (*table == '\\') table += 2;␊ |
83 | ␉␉else␊ |
84 | ␉␉{␊ |
85 | ␉␉␉if (*table == val) found = true;␊ |
86 | ␉␉␉table++;␊ |
87 | ␉␉}␊ |
88 | ␉}␊ |
89 | ␉*table_p = table;␊ |
90 | }␊ |
91 | ␊ |
92 | /* Remove key and its associated value from the table. */␊ |
93 | ␊ |
94 | bool␊ |
95 | removeKeyFromTable(const char *key, char *table)␊ |
96 | {␊ |
97 | register int len;␊ |
98 | register char *tab;␊ |
99 | char *buf;␊ |
100 | ␉␊ |
101 | len = strlen(key);␊ |
102 | tab = (char *)table;␊ |
103 | buf = (char *)malloc(len + 3);␊ |
104 | ␉␊ |
105 | sprintf(buf, "\"%s\"", key);␊ |
106 | len = strlen(buf);␊ |
107 | ␉␊ |
108 | while(*tab) {␊ |
109 | if(strncmp(buf, tab, len) == 0) {␊ |
110 | char c;␊ |
111 | ␉␉␉␊ |
112 | while((c = *(tab + len)) != ';') {␊ |
113 | if(c == 0) {␊ |
114 | len = -1;␊ |
115 | goto out;␊ |
116 | }␊ |
117 | len++;␊ |
118 | }␊ |
119 | len++;␊ |
120 | if(*(tab + len) == '\n') len++;␊ |
121 | goto out;␊ |
122 | }␊ |
123 | tab++;␊ |
124 | }␊ |
125 | len = -1;␊ |
126 | out:␊ |
127 | free(buf);␊ |
128 | ␉␊ |
129 | if(len == -1) return false;␊ |
130 | ␉␊ |
131 | while((*tab = *(tab + len))) {␊ |
132 | tab++;␊ |
133 | }␊ |
134 | ␉␊ |
135 | return true;␊ |
136 | }␊ |
137 | ␊ |
138 | char *␊ |
139 | newStringFromList(␊ |
140 | ␉␉␉␉ char **list,␊ |
141 | ␉␉␉␉ int *size␊ |
142 | ␉␉␉␉ )␊ |
143 | {␊ |
144 | char *begin = *list, *end;␊ |
145 | char *newstr;␊ |
146 | int newsize = *size;␊ |
147 | int bufsize;␊ |
148 | ␊ |
149 | while (*begin && newsize && isspace(*begin)) {␊ |
150 | ␉␉begin++;␊ |
151 | ␉␉newsize--;␊ |
152 | }␊ |
153 | end = begin;␊ |
154 | while (*end && newsize && !isspace(*end)) {␊ |
155 | ␉␉end++;␊ |
156 | ␉␉newsize--;␊ |
157 | }␊ |
158 | if (begin == end)␊ |
159 | ␉␉return 0;␊ |
160 | bufsize = end - begin + 1;␊ |
161 | newstr = malloc(bufsize);␊ |
162 | strlcpy(newstr, begin, bufsize);␊ |
163 | *list = end;␊ |
164 | *size = newsize;␊ |
165 | return newstr;␊ |
166 | }␊ |
167 | ␊ |
168 | #endif␊ |
169 | ␊ |
170 | /* ␊ |
171 | * compress == compress escaped characters to one character␊ |
172 | */␊ |
173 | int stringLength(const char *table, int compress)␊ |
174 | {␊ |
175 | ␉int ret = 0;␊ |
176 | ␉␊ |
177 | ␉while (*table)␊ |
178 | ␉{␊ |
179 | ␉␉if (*table == '\\')␊ |
180 | ␉␉{␊ |
181 | ␉␉␉table += 2;␊ |
182 | ␉␉␉ret += 1 + (compress ? 0 : 1);␊ |
183 | ␉␉}␊ |
184 | ␉␉else␊ |
185 | ␉␉{␊ |
186 | ␉␉␉if (*table == '\"') return ret;␊ |
187 | ␉␉␉ret++;␊ |
188 | ␉␉␉table++;␊ |
189 | ␉␉}␊ |
190 | ␉}␊ |
191 | ␉return ret;␊ |
192 | }␊ |
193 | ␊ |
194 | ␊ |
195 | bool getValueForConfigTableKey(config_file_t *config, const char *key, const char **val, int *size)␊ |
196 | {␊ |
197 | ␉if (config->dictionary != 0 ) {␊ |
198 | ␉␉// Look up key in XML dictionary␊ |
199 | ␉␉TagPtr value;␊ |
200 | ␉␉value = XMLGetProperty(config->dictionary, key);␊ |
201 | ␉␉if (value != 0) {␊ |
202 | ␉␉␉if (value->type != kTagTypeString) {␊ |
203 | ␉␉␉␉error("Non-string tag '%s' found in config file\n",␊ |
204 | ␉␉␉␉␉ key);␊ |
205 | ␉␉␉␉return false;␊ |
206 | ␉␉␉}␊ |
207 | ␉␉␉*val = value->string;␊ |
208 | ␉␉␉*size = strlen(value->string);␊ |
209 | ␉␉␉return true;␊ |
210 | ␉␉}␊ |
211 | ␉} else {␊ |
212 | ␉␉␊ |
213 | ␉␉// Legacy plist-style table␊ |
214 | ␉␉␊ |
215 | ␉}␊ |
216 | ␉␊ |
217 | ␉return false;␊ |
218 | }␊ |
219 | ␊ |
220 | #if UNUSED␊ |
221 | ␊ |
222 | /*␊ |
223 | * Returns a new malloc'ed string if one is found␊ |
224 | * in the string table matching 'key'. Also translates␊ |
225 | * \n escapes in the string.␊ |
226 | */␊ |
227 | char *newStringForStringTableKey(␊ |
228 | ␉␉␉␉␉␉␉␉ char *table,␊ |
229 | ␉␉␉␉␉␉␉␉ char *key,␊ |
230 | ␉␉␉␉␉␉␉␉ config_file_t *config␊ |
231 | ␉␉␉␉␉␉␉␉ )␊ |
232 | {␊ |
233 | const char *val;␊ |
234 | char *newstr, *p;␊ |
235 | int size;␊ |
236 | ␊ |
237 | if (getValueForConfigTableKey(config, key, &val, &size)) {␊ |
238 | ␉␉newstr = (char *)malloc(size+1);␊ |
239 | ␉␉for (p = newstr; size; size--, p++, val++) {␊ |
240 | ␉␉␉if ((*p = *val) == '\\') {␊ |
241 | ␉␉␉␉switch (*++val) {␊ |
242 | ␉␉␉␉␉case 'r':␊ |
243 | ␉␉␉␉␉␉*p = '\r';␊ |
244 | ␉␉␉␉␉␉break;␊ |
245 | ␉␉␉␉␉case 'n':␊ |
246 | ␉␉␉␉␉␉*p = '\n';␊ |
247 | ␉␉␉␉␉␉break;␊ |
248 | ␉␉␉␉␉case 't':␊ |
249 | ␉␉␉␉␉␉*p = '\t';␊ |
250 | ␉␉␉␉␉␉break;␊ |
251 | ␉␉␉␉␉default:␊ |
252 | ␉␉␉␉␉␉*p = *val;␊ |
253 | ␉␉␉␉␉␉break;␊ |
254 | ␉␉␉␉}␊ |
255 | ␉␉␉␉size--;␊ |
256 | ␉␉␉}␊ |
257 | ␉␉}␊ |
258 | ␉␉*p = '\0';␊ |
259 | ␉␉return newstr;␊ |
260 | } else {␊ |
261 | ␉␉return 0;␊ |
262 | }␊ |
263 | }␊ |
264 | ␊ |
265 | #endif␊ |
266 | ␊ |
267 | char *␊ |
268 | newStringForKey(char *key, config_file_t *config)␊ |
269 | {␊ |
270 | const char *val;␊ |
271 | char *newstr;␊ |
272 | int size;␊ |
273 | ␊ |
274 | if (getValueForKey(key, &val, &size, config) && size) {␊ |
275 | ␉␉newstr = (char *)malloc(size + 1);␊ |
276 | ␉␉strlcpy(newstr, val, size + 1);␊ |
277 | ␉␉return newstr;␊ |
278 | } else {␊ |
279 | ␉␉return 0;␊ |
280 | }␊ |
281 | }␊ |
282 | ␊ |
283 | /* parse a command line␊ |
284 | * in the form: [<argument> ...] [<option>=<value> ...]␊ |
285 | * both <option> and <value> must be either composed of␊ |
286 | * non-whitespace characters, or enclosed in quotes.␊ |
287 | */␊ |
288 | ␊ |
289 | static const char *getToken(const char *line, const char **begin, int *len)␊ |
290 | {␊ |
291 | if (*line == '\"') {␊ |
292 | ␉␉*begin = ++line;␊ |
293 | ␉␉while (*line && *line != '\"')␊ |
294 | ␉␉␉line++;␊ |
295 | ␉␉*len = line++ - *begin;␊ |
296 | } else {␊ |
297 | ␉␉*begin = line;␊ |
298 | ␉␉while (*line && !isspace(*line) && *line != '=')␊ |
299 | ␉␉␉line++;␊ |
300 | ␉␉*len = line - *begin;␊ |
301 | }␊ |
302 | return line;␊ |
303 | }␊ |
304 | ␊ |
305 | bool getValueForBootKey(const char *line, const char *match, const char **matchval, int *len)␊ |
306 | {␊ |
307 | const char *key, *value;␊ |
308 | int key_len, value_len;␊ |
309 | bool retval = false;␊ |
310 | ␊ |
311 | while (*line) {␊ |
312 | ␉␉/* look for keyword or argument */␊ |
313 | ␉␉while (isspace(*line)) line++;␊ |
314 | ␉␉␊ |
315 | ␉␉/* now look for '=' or whitespace */␊ |
316 | ␉␉line = getToken(line, &key, &key_len);␊ |
317 | ␉␉/* line now points to '=' or space */␊ |
318 | ␉␉if (*line && !isspace(*line)) {␊ |
319 | ␉␉␉line = getToken(++line, &value, &value_len);␊ |
320 | ␉␉} else {␊ |
321 | ␉␉␉value = line;␊ |
322 | ␉␉␉value_len = 0;␊ |
323 | ␉␉}␊ |
324 | ␉␉if ((strlen(match) == key_len)␊ |
325 | ␉␉␉&& strncmp(match, key, key_len) == 0) {␊ |
326 | ␉␉␉*matchval = value;␊ |
327 | ␉␉␉*len = value_len;␊ |
328 | ␉␉␉retval = true;␊ |
329 | /* Continue to look for this key; last one wins. */␊ |
330 | ␉␉}␊ |
331 | }␊ |
332 | return retval;␊ |
333 | }␊ |
334 | ␊ |
335 | /* Return NULL if no option has been successfully retrieved, or the string otherwise */␊ |
336 | const char * getStringForKey(const char * key, config_file_t *config)␊ |
337 | {␊ |
338 | ␉static const char* value =0;␊ |
339 | ␉int len=0;␊ |
340 | ␉if(!getValueForKey(key, &value, &len, config)) value = 0;␊ |
341 | ␉return value;␊ |
342 | }␊ |
343 | ␊ |
344 | ␊ |
345 | /* Returns TRUE if a value was found, FALSE otherwise.␊ |
346 | * The boolean value of the key is stored in 'val'.␊ |
347 | */␊ |
348 | ␊ |
349 | bool getBoolForKey( const char *key, bool *result_val, config_file_t *config )␊ |
350 | {␊ |
351 | const char *key_val;␊ |
352 | int size;␊ |
353 | ␊ |
354 | if (getValueForKey(key, &key_val, &size, config)) {␊ |
355 | if ( (size >= 1) && (key_val[0] == 'Y' || key_val[0] == 'y') ) {␊ |
356 | *result_val = true;␊ |
357 | } else {␊ |
358 | *result_val = false;␊ |
359 | }␊ |
360 | return true;␊ |
361 | }␊ |
362 | return false;␊ |
363 | }␊ |
364 | ␊ |
365 | bool getIntForKey( const char *key, int *value, config_file_t *config )␊ |
366 | {␊ |
367 | const char *val;␊ |
368 | int size, sum;␊ |
369 | bool negative = false;␊ |
370 | ␊ |
371 | if (getValueForKey(key, &val, &size, config))␊ |
372 | ␉{␊ |
373 | ␉␉if ( size )␊ |
374 | ␉␉{␊ |
375 | ␉␉␉if (*val == '-')␊ |
376 | ␉␉␉{␊ |
377 | ␉␉␉␉negative = true;␊ |
378 | ␉␉␉␉val++;␊ |
379 | ␉␉␉␉size--;␊ |
380 | ␉␉␉}␊ |
381 | ␉␉␉␊ |
382 | ␉␉␉for (sum = 0; size > 0; size--)␊ |
383 | ␉␉␉{␊ |
384 | ␉␉␉␉if (*val < '0' || *val > '9')␊ |
385 | ␉␉␉␉␉return false;␊ |
386 | ␉␉␉␉␊ |
387 | ␉␉␉␉sum = (sum * 10) + (*val++ - '0');␊ |
388 | ␉␉␉}␊ |
389 | ␉␉␉␊ |
390 | ␉␉␉if (negative)␊ |
391 | ␉␉␉␉sum = -sum;␊ |
392 | ␉␉␉␊ |
393 | ␉␉␉*value = sum;␊ |
394 | ␉␉␉return true;␊ |
395 | ␉␉}␊ |
396 | ␉}␊ |
397 | return false;␊ |
398 | }␊ |
399 | ␊ |
400 | /*␊ |
401 | *␊ |
402 | */␊ |
403 | ␊ |
404 | bool getDimensionForKey( const char *key, unsigned int *value, config_file_t *config, unsigned int dimension_max, unsigned int object_size )␊ |
405 | {␊ |
406 | ␉const char *val;␊ |
407 | ␉␊ |
408 | int size = 0;␊ |
409 | ␉int sum = 0;␊ |
410 | ␊ |
411 | ␉bool negative = false;␊ |
412 | ␉bool percentage = false;␊ |
413 | ␉␊ |
414 | if (getValueForKey(key, &val, &size, config))␊ |
415 | ␉{␊ |
416 | ␉␉if ( size )␊ |
417 | ␉␉{␊ |
418 | ␉␉␉if (*val == '-')␊ |
419 | ␉␉␉{␊ |
420 | ␉␉␉␉negative = true;␊ |
421 | ␉␉␉␉val++;␊ |
422 | ␉␉␉␉size--;␊ |
423 | ␉␉␉}␊ |
424 | ␉␉␉␊ |
425 | ␉␉␉if (val[size-1] == '%')␊ |
426 | ␉␉␉{␊ |
427 | ␉␉␉␉percentage = true;␊ |
428 | ␉␉␉␉size--;␊ |
429 | ␉␉␉}␊ |
430 | ␉␉␉␊ |
431 | ␉␉␉// convert string to integer␊ |
432 | ␉␉␉for (sum = 0; size > 0; size--)␊ |
433 | ␉␉␉{␊ |
434 | ␉␉␉␉if (*val < '0' || *val > '9')␊ |
435 | ␉␉␉␉␉return false;␊ |
436 | ␉␉␉␉␊ |
437 | ␉␉␉␉sum = (sum * 10) + (*val++ - '0');␊ |
438 | ␉␉␉}␊ |
439 | ␉␉␉␊ |
440 | ␉␉␉if (percentage)␊ |
441 | ␉␉␉␉sum = ( dimension_max * sum ) / 100;␊ |
442 | ␉␉␉␊ |
443 | ␉␉␉// calculate offset from opposite origin␊ |
444 | ␉␉␉if (negative)␊ |
445 | ␉␉␉␉sum = ( ( dimension_max - object_size ) - sum );␊ |
446 | ␉␉␉␊ |
447 | ␉␉} else {␊ |
448 | ␉␉␉␊ |
449 | ␉␉␉// null value calculate center␊ |
450 | ␉␉␉sum = ( dimension_max - object_size ) / 2;␊ |
451 | ␉␉␉␊ |
452 | ␉␉}␊ |
453 | ␉␉␊ |
454 | ␉␉*value = (uint16_t) sum;␊ |
455 | ␉␉return true;␊ |
456 | ␉}␊ |
457 | ␉␊ |
458 | ␉// key not found␊ |
459 | return false;␊ |
460 | }␊ |
461 | ␊ |
462 | /*␊ |
463 | *␉get color value from plist format #RRGGBB␊ |
464 | */␊ |
465 | ␊ |
466 | bool getColorForKey( const char *key, unsigned int *value, config_file_t *config )␊ |
467 | {␊ |
468 | const char *val;␊ |
469 | int size;␊ |
470 | ␊ |
471 | if (getValueForKey(key, &val, &size, config))␊ |
472 | ␉{␊ |
473 | ␉␉if (*val == '#')␊ |
474 | ␉␉{␊ |
475 | val++;␊ |
476 | ␉␉␉*value = strtol(val, NULL, 16);␊ |
477 | ␉␉␉return true;␊ |
478 | }␊ |
479 | }␊ |
480 | return false;␊ |
481 | }␊ |
482 | ␊ |
483 | bool getValueForKey( const char *key, const char **val, int *size, config_file_t *config )␊ |
484 | {␊ |
485 | ␉const char *overrideVal;␊ |
486 | ␉int overrideSize;␊ |
487 | ␉bool override, ret;␊ |
488 | ␉␊ |
489 | ␉if ((gMacOSVersion[0] == '1') && (gMacOSVersion[1] == '0') && (gMacOSVersion[2] == '.') && (gMacOSVersion[3] >= '7'))␊ |
490 | ␉{␊ |
491 | ␉␉if (getValueForBootKey(bootArgs->CommandLine, key, val, size))␊ |
492 | ␉␉␉return true;␊ |
493 | ␉} else {␊ |
494 | ␉␉if (getValueForBootKey(bootArgsSnow->CommandLine, key, val, size))␊ |
495 | ␉␉␉return true;␊ |
496 | ␉}␊ |
497 | ␉␊ |
498 | ␉ret = getValueForConfigTableKey(config, key, val, size);␊ |
499 | ␉␊ |
500 | ␉// Try to find alternate keys in bootInfo->overrideConfig␊ |
501 | ␉// and prefer its values with the exceptions for␊ |
502 | ␉// "Kernel"="mach_kernel" and "Kernel Flags"="".␊ |
503 | ␉␊ |
504 | ␉if (config->canOverride)␊ |
505 | ␉{␊ |
506 | ␉␉if (getValueForConfigTableKey(&bootInfo->overrideConfig, key, &overrideVal, &overrideSize))␊ |
507 | ␉␉{␊ |
508 | ␉␉␉override = true;␊ |
509 | ␉␉␉␊ |
510 | ␉␉␉if (ret && (strcmp(key, "Kernel") == 0) && (strcmp(overrideVal, "mach_kernel") == 0))␊ |
511 | ␉␉␉␉override = false;␊ |
512 | ␉␉␉␊ |
513 | ␉␉␉if (ret && (strcmp(key, "Kernel Flags") == 0) && (overrideSize == 0))␊ |
514 | ␉␉␉␉override = false;␊ |
515 | ␉␉␉␊ |
516 | ␉␉␉if (override)␊ |
517 | ␉␉␉{␊ |
518 | ␉␉␉␉*val = overrideVal;␊ |
519 | ␉␉␉␉*size = overrideSize;␊ |
520 | ␉␉␉␉return true;␊ |
521 | ␉␉␉}␊ |
522 | ␉␉}␊ |
523 | ␉}␊ |
524 | ␉␊ |
525 | ␉return ret;␊ |
526 | }␊ |
527 | ␊ |
528 | ␊ |
529 | #if UNUSED␊ |
530 | void␊ |
531 | printSystemConfig(char *p1)␊ |
532 | {␊ |
533 | char *p2 = p1, tmp;␊ |
534 | ␉␊ |
535 | while (*p1 != '\0') {␊ |
536 | ␉␉while (*p2 != '\0' && *p2 != '\n') p2++;␊ |
537 | ␉␉tmp = *p2;␊ |
538 | ␉␉*p2 = '\0';␊ |
539 | ␉␉printf("%s\n", p1);␊ |
540 | ␉␉*p2 = tmp;␊ |
541 | ␉␉if (tmp == '\0') break;␊ |
542 | ␉␉p1 = ++p2;␊ |
543 | }␊ |
544 | }␊ |
545 | #endif␊ |
546 | ␊ |
547 | //==========================================================================␊ |
548 | // ParseXMLFile␊ |
549 | // Modifies the input buffer.␊ |
550 | // Expects to see one dictionary in the XML file.␊ |
551 | // Puts the first dictionary it finds in the␊ |
552 | // tag pointer and returns 0, or returns -1 if not found␊ |
553 | // (and does not modify dict pointer).␊ |
554 | // Prints an error message if there is a parsing error.␊ |
555 | //␊ |
556 | int ParseXMLFile( char * buffer, TagPtr * dict )␊ |
557 | {␊ |
558 | long length, pos;␊ |
559 | TagPtr tag;␊ |
560 | pos = 0;␊ |
561 | char *configBuffer;␊ |
562 | ␉␊ |
563 | configBuffer = malloc(strlen(buffer)+1);␊ |
564 | strcpy(configBuffer, buffer);␊ |
565 | ␉␊ |
566 | while (1)␊ |
567 | {␊ |
568 | length = XMLParseNextTag(configBuffer + pos, &tag);␊ |
569 | if (length == -1) break;␊ |
570 | ␉␉␊ |
571 | pos += length;␊ |
572 | ␉␉␊ |
573 | if (tag == 0) continue;␊ |
574 | if (tag->type == kTagTypeDict) break;␊ |
575 | ␉␉␊ |
576 | XMLFreeTag(tag);␊ |
577 | }␊ |
578 | free(configBuffer);␊ |
579 | if (length < 0) {␊ |
580 | error ("Error parsing plist file\n");␊ |
581 | return -1;␊ |
582 | }␊ |
583 | *dict = tag;␊ |
584 | return 0;␊ |
585 | }␊ |
586 | ␊ |
587 | /* loadConfigFile␊ |
588 | *␊ |
589 | * Returns 0 - successful.␊ |
590 | *␉␉ -1 - unsuccesful.␊ |
591 | */␊ |
592 | int loadConfigFile (const char *configFile, config_file_t *config)␊ |
593 | {␊ |
594 | ␉int fd, count;␊ |
595 | ␉␊ |
596 | ␉if ((fd = open_bvdev("bt(0,0)", configFile, 0)) < 0) {␊ |
597 | ␉␉return -1;␊ |
598 | ␉}␊ |
599 | ␉// read file␊ |
600 | ␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
601 | ␉close(fd);␊ |
602 | ␉␊ |
603 | ␉// build xml dictionary␊ |
604 | ␉ParseXMLFile(config->plist, &config->dictionary);␊ |
605 | ␉return 0;␊ |
606 | }␊ |
607 | ␊ |
608 | ␊ |
609 | /* loadSystemConfig␊ |
610 | *␊ |
611 | * Returns 0 - successful.␊ |
612 | *␉␉ -1 - unsuccesful.␊ |
613 | */␊ |
614 | int loadSystemConfig(config_file_t *config)␊ |
615 | {␊ |
616 | ␉char *dirspec[] = {␊ |
617 | ␉␉"/Extra/com.apple.Boot.plist",␊ |
618 | ␉␉"bt(0,0)/Extra/com.apple.Boot.plist",␊ |
619 | ␉␉"/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
620 | ␉␉"/com.apple.boot.P/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
621 | ␉␉"/com.apple.boot.R/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
622 | ␉␉"/com.apple.boot.S/Library/Preferences/SystemConfiguration/com.apple.Boot.plist"␊ |
623 | ␉};␊ |
624 | ␉␊ |
625 | ␉int i, fd, count, ret=-1;␊ |
626 | ␉␊ |
627 | ␉for(i = 0; i< sizeof(dirspec)/sizeof(dirspec[0]); i++)␊ |
628 | ␉{␊ |
629 | ␉␉if ((fd = open(dirspec[i], 0)) >= 0)␊ |
630 | ␉␉{␊ |
631 | ␉␉␉// read file␊ |
632 | ␉␉␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
633 | ␉␉␉close(fd);␊ |
634 | ␉␉␉␊ |
635 | ␉␉␉// build xml dictionary␊ |
636 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
637 | ␉␉␉sysConfigValid = true;␉␊ |
638 | ␉␉␉ret=0;␊ |
639 | ␉␉␉␊ |
640 | ␉␉␉// enable canOverride flag␊ |
641 | ␉␉␉config->canOverride = true;␊ |
642 | ␉␉␉␊ |
643 | ␉␉␉break;␊ |
644 | ␉␉}␊ |
645 | ␉}␊ |
646 | ␉return ret;␊ |
647 | }␊ |
648 | ␊ |
649 | /* loadOverrideConfig␊ |
650 | *␊ |
651 | * Returns 0 - successful.␊ |
652 | *␉␉ -1 - unsuccesful.␊ |
653 | */␊ |
654 | int loadOverrideConfig(config_file_t *config)␊ |
655 | {␊ |
656 | ␉char *dirspec[] = {␊ |
657 | ␉␉"rd(0,0)/Extra/com.apple.Boot.plist",␊ |
658 | ␉␉"/Extra/com.apple.Boot.plist",␊ |
659 | ␉␉"/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
660 | ␉␉"/com.apple.boot.P/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
661 | ␉␉"/com.apple.boot.R/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
662 | ␉␉"/com.apple.boot.S/Library/Preferences/SystemConfiguration/com.apple.Boot.plist"␊ |
663 | ␉};␊ |
664 | ␉␊ |
665 | ␉int i, fd, count, ret=-1;␊ |
666 | ␉␊ |
667 | ␉for(i = 0; i< sizeof(dirspec)/sizeof(dirspec[0]); i++)␊ |
668 | ␉{␊ |
669 | ␉␉if ((fd = open(dirspec[i], 0)) >= 0)␊ |
670 | ␉␉{␊ |
671 | ␉␉␉// read file␊ |
672 | ␉␉␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
673 | ␉␉␉close(fd);␊ |
674 | ␉␉␉␊ |
675 | ␉␉␉// build xml dictionary␊ |
676 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
677 | ␉␉␉sysConfigValid = true;␉␊ |
678 | ␉␉␉ret=0;␊ |
679 | ␉␉␉break;␊ |
680 | ␉␉}␊ |
681 | ␉}␊ |
682 | ␉return ret;␊ |
683 | }␊ |
684 | ␊ |
685 | /* loadHelperConfig␊ |
686 | *␊ |
687 | * Returns 0 - successful.␊ |
688 | *␉␉ -1 - unsuccesful.␊ |
689 | */␊ |
690 | int loadHelperConfig(config_file_t *config)␊ |
691 | {␊ |
692 | ␉char *dirspec[] = {␊ |
693 | ␉␉"/com.apple.boot.P/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
694 | ␉␉"/com.apple.boot.R/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
695 | ␉␉"/com.apple.boot.S/Library/Preferences/SystemConfiguration/com.apple.Boot.plist"␊ |
696 | ␉};␊ |
697 | ␉␊ |
698 | ␉int i, fd, count, ret=-1;␊ |
699 | ␉␊ |
700 | ␉for(i = 0; i< sizeof(dirspec)/sizeof(dirspec[0]); i++)␊ |
701 | ␉{␊ |
702 | ␉␉if ((fd = open(dirspec[i], 0)) >= 0)␊ |
703 | ␉␉{␊ |
704 | ␉␉␉// read file␊ |
705 | ␉␉␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
706 | ␉␉␉close(fd);␊ |
707 | ␉␉␉␊ |
708 | ␉␉␉// build xml dictionary␊ |
709 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
710 | ␉␉␉sysConfigValid = true;␉␊ |
711 | ␉␉␉ret=0;␊ |
712 | ␉␉␉break;␊ |
713 | ␉␉}␊ |
714 | ␉}␊ |
715 | ␉return ret;␊ |
716 | }␊ |
717 | ␊ |
718 | char * newString(const char * oldString)␊ |
719 | {␊ |
720 | if ( oldString )␊ |
721 | return strcpy(malloc(strlen(oldString)+1), oldString);␊ |
722 | else␊ |
723 | return NULL;␊ |
724 | }␊ |
725 | ␊ |
726 | /*␊ |
727 | * Extracts the next argument from the command line, double quotes are allowed here.␊ |
728 | */␊ |
729 | char * getNextArg(char ** argPtr, char * val)␊ |
730 | {␊ |
731 | ␉char * ptr = *argPtr;␊ |
732 | ␉const char * strStart;␊ |
733 | ␉int len = 0;␊ |
734 | ␉bool isQuoted = false;␊ |
735 | ␉␊ |
736 | ␉*val = '\0';␊ |
737 | ␉␊ |
738 | ␉// Scan for the next non-whitespace character.␊ |
739 | ␉while ( *ptr && (*ptr == ' ' || *ptr == '=') )␊ |
740 | ␉{␊ |
741 | ␉␉ptr++;␊ |
742 | ␉}␊ |
743 | ␉␊ |
744 | ␉strStart = ptr;␊ |
745 | ␉␊ |
746 | ␉// Skip the leading double quote character.␊ |
747 | ␉if (*ptr == '\"')␊ |
748 | ␉{␊ |
749 | ␉␉isQuoted = true;␊ |
750 | ␉␉ptr++;␊ |
751 | ␉␉strStart++;␊ |
752 | ␉}␊ |
753 | ␉␊ |
754 | ␉// Scan for the argument terminator character.␊ |
755 | ␉// This can be either a NULL character - in case we reach the end of the string,␊ |
756 | ␉// a double quote in case of quoted argument,␊ |
757 | ␉// or a whitespace character (' ' or '=') for non-quoted argument.␊ |
758 | ␉while (*ptr && !( (isQuoted && (*ptr == '\"')) ||␊ |
759 | ␉␉␉␉␉ (!isQuoted && (*ptr == ' ' || *ptr == '=')) )␊ |
760 | ␉␉ )␊ |
761 | ␉{␊ |
762 | ␉␉ptr++;␊ |
763 | ␉}␊ |
764 | ␉␊ |
765 | ␉len = ptr - strStart;␊ |
766 | ␉␊ |
767 | ␉// Skip the closing double quote character and adjust␊ |
768 | ␉// the starting pointer for the next getNextArg call.␊ |
769 | ␉if (*ptr && isQuoted && *ptr == '\"')␊ |
770 | ␉␉ptr++;␊ |
771 | ␉␊ |
772 | ␉// Copy the extracted argument to val.␊ |
773 | ␉strncat(val, strStart, len);␊ |
774 | ␉␊ |
775 | ␉// Set command line pointer.␊ |
776 | ␉*argPtr = ptr;␊ |
777 | ␉␊ |
778 | ␉return ptr;␊ |
779 | }␊ |
780 | |