Root/
Source at commit HEAD created 5 years 6 days ago. By ifabio, Few update to kernelPatcher (Credits to CrazyBirdy) | |
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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 "libsaio.h"␊ |
31 | #include "boot.h"␊ |
32 | #include "xml.h"␊ |
33 | ␊ |
34 | extern char *Language;␊ |
35 | extern char *LoadableFamilies;␊ |
36 | ␊ |
37 | bool sysConfigValid;␊ |
38 | ␊ |
39 | #if UNUSED␊ |
40 | ␊ |
41 | /*␊ |
42 | * Compare a string to a key with quoted characters␊ |
43 | */␊ |
44 | static inline int keyncmp(const char *str, const char *key, int n)␊ |
45 | {␊ |
46 | int c;␊ |
47 | while (n--) {␊ |
48 | ␉c = *key++;␊ |
49 | ␉if (c == '\\') {␊ |
50 | ␉ switch(c = *key++) {␊ |
51 | ␉ case 'n':␊ |
52 | ␉␉c = '\n';␊ |
53 | ␉␉break;␊ |
54 | ␉ case 'r':␊ |
55 | ␉␉c = '\r';␊ |
56 | ␉␉break;␊ |
57 | ␉ case 't':␊ |
58 | ␉␉c = '\t';␊ |
59 | ␉␉break;␊ |
60 | ␉ default:␊ |
61 | ␉␉break;␊ |
62 | ␉ }␊ |
63 | ␉} else if (c == '\"') {␊ |
64 | ␉ // Premature end of key␊ |
65 | ␉ return 1;␊ |
66 | ␉}␊ |
67 | ␉if (c != *str++) {␊ |
68 | ␉ return 1;␊ |
69 | ␉}␊ |
70 | }␊ |
71 | return 0;␊ |
72 | }␊ |
73 | ␊ |
74 | static void eatThru(char val, const char **table_p)␊ |
75 | {␊ |
76 | ␉register const char *table = *table_p;␊ |
77 | ␉register bool found = false;␊ |
78 | ␊ |
79 | ␉while (*table && !found)␊ |
80 | ␉{␊ |
81 | ␉␉if (*table == '\\') table += 2;␊ |
82 | ␉␉else␊ |
83 | ␉␉{␊ |
84 | ␉␉␉if (*table == val) found = true;␊ |
85 | ␉␉␉table++;␊ |
86 | ␉␉}␊ |
87 | ␉}␊ |
88 | ␉*table_p = table;␊ |
89 | }␊ |
90 | ␊ |
91 | /* Remove key and its associated value from the table. */␊ |
92 | bool removeKeyFromTable(const char *key, char *table)␊ |
93 | {␊ |
94 | register int len;␊ |
95 | register char *tab;␊ |
96 | char *buf;␊ |
97 | ␊ |
98 | len = strlen(key);␊ |
99 | tab = (char *)table;␊ |
100 | buf = (char *)malloc(len + 3);␊ |
101 | ␊ |
102 | snprintf(buf, len + 3,"\"%s\"", key);␊ |
103 | len = strlen(buf);␊ |
104 | ␊ |
105 | while(*tab) {␊ |
106 | if(strncmp(buf, tab, len) == 0) {␊ |
107 | char c;␊ |
108 | ␊ |
109 | while((c = *(tab + len)) != ';') {␊ |
110 | if(c == 0) {␊ |
111 | len = -1;␊ |
112 | goto out;␊ |
113 | }␊ |
114 | len++;␊ |
115 | }␊ |
116 | len++;␊ |
117 | if(*(tab + len) == '\n') len++;␊ |
118 | goto out;␊ |
119 | }␊ |
120 | tab++;␊ |
121 | }␊ |
122 | len = -1;␊ |
123 | out:␊ |
124 | free(buf);␊ |
125 | ␊ |
126 | if(len == -1) return false;␊ |
127 | ␊ |
128 | while((*tab = *(tab + len))) {␊ |
129 | tab++;␊ |
130 | }␊ |
131 | ␊ |
132 | return true;␊ |
133 | }␊ |
134 | ␊ |
135 | char *newStringFromList(char **list, int *size)␊ |
136 | {␊ |
137 | ␉char *begin = *list, *end;␊ |
138 | ␉char *newstr;␊ |
139 | ␉int newsize = *size;␊ |
140 | ␉int bufsize;␊ |
141 | ␊ |
142 | ␉while (*begin && newsize && isspace(*begin)) {␊ |
143 | ␉␉begin++;␊ |
144 | ␉␉newsize--;␊ |
145 | ␉}␊ |
146 | ␉end = begin;␊ |
147 | ␉while (*end && newsize && !isspace(*end)) {␊ |
148 | ␉␉end++;␊ |
149 | ␉␉newsize--;␊ |
150 | ␉}␊ |
151 | ␉if (begin == end) {␊ |
152 | ␉␉return 0;␊ |
153 | ␉}␊ |
154 | ␉bufsize = end - begin + 1;␊ |
155 | ␉newstr = malloc(bufsize);␊ |
156 | ␉if (!newstr)␊ |
157 | ␉{␊ |
158 | ␉␉return 0;␊ |
159 | ␉}␊ |
160 | ␉strlcpy(newstr, begin, bufsize);␊ |
161 | ␉*list = end;␊ |
162 | ␉*size = newsize;␊ |
163 | ␉return newstr;␊ |
164 | }␊ |
165 | ␊ |
166 | #endif␊ |
167 | ␊ |
168 | /* ␊ |
169 | * compress == compress escaped characters to one character␊ |
170 | */␊ |
171 | int stringLength(const char *table, int compress)␊ |
172 | {␊ |
173 | ␉int ret = 0;␊ |
174 | ␊ |
175 | ␉while (*table) {␊ |
176 | ␉␉if (*table == '\\') {␊ |
177 | ␉␉␉table += 2;␊ |
178 | ␉␉␉ret += 1 + (compress ? 0 : 1);␊ |
179 | ␉␉}␊ |
180 | ␉␉else␊ |
181 | ␉␉{␊ |
182 | ␉␉␉if (*table == '\"')␊ |
183 | ␉␉␉{␊ |
184 | ␉␉␉␉return ret;␊ |
185 | ␉␉␉}␊ |
186 | ␉␉␉ret++;␊ |
187 | ␉␉␉table++;␊ |
188 | ␉␉}␊ |
189 | ␉}␊ |
190 | ␉return ret;␊ |
191 | }␊ |
192 | ␊ |
193 | ␊ |
194 | bool getValueForConfigTableKey(config_file_t *config, const char *key, const char **val, int *size)␊ |
195 | {␊ |
196 | ␉if (config->dictionary != 0 ) {␊ |
197 | ␉␉// Look up key in XML dictionary␊ |
198 | ␉␉TagPtr value;␊ |
199 | ␉␉value = XMLGetProperty(config->dictionary, key);␊ |
200 | ␉␉if (value != 0) {␊ |
201 | ␉␉␉if (value->type != kTagTypeString) {␊ |
202 | ␉␉␉␉error("Non-string tag '%s' found in config file\n", key);␊ |
203 | ␉␉␉␉return false;␊ |
204 | ␉␉␉}␊ |
205 | ␉␉␉*val = value->string;␊ |
206 | ␉␉␉*size = strlen(value->string);␊ |
207 | ␉␉␉return true;␊ |
208 | ␉␉}␊ |
209 | ␉} else {␊ |
210 | ␊ |
211 | ␉␉// Legacy plist-style table␊ |
212 | ␊ |
213 | ␉}␊ |
214 | ␊ |
215 | ␉return false;␊ |
216 | }␊ |
217 | ␊ |
218 | #if UNUSED␊ |
219 | ␊ |
220 | /*␊ |
221 | * Returns a new malloc'ed string if one is found␊ |
222 | * in the string table matching 'key'. Also translates␊ |
223 | * \n escapes in the string.␊ |
224 | */␊ |
225 | char *newStringForStringTableKey(char *table, char *key, config_file_t *config)␊ |
226 | {␊ |
227 | ␉const char *val;␊ |
228 | ␉char *newstr, *p;␊ |
229 | ␉int size;␊ |
230 | ␊ |
231 | ␉if (getValueForConfigTableKey(config, key, &val, &size))␊ |
232 | ␉{␊ |
233 | ␉␉newstr = (char *)malloc(size+1);␊ |
234 | ␉␉if (!newstr)␊ |
235 | ␉␉{␊ |
236 | ␉␉␉return 0;␊ |
237 | ␉␉}␊ |
238 | ␉␉for (p = newstr; size; size--, p++, val++) {␊ |
239 | ␉␉␉if ((*p = *val) == '\\') {␊ |
240 | ␉␉␉␉switch (*++val) {␊ |
241 | ␉␉␉␉␉case 'r':␊ |
242 | ␉␉␉␉␉␉*p = '\r';␊ |
243 | ␉␉␉␉␉break;␊ |
244 | ␉␉␉␉␉case 'n':␊ |
245 | ␉␉␉␉␉␉*p = '\n';␊ |
246 | ␉␉␉␉␉break;␊ |
247 | ␉␉␉␉␉case 't':␊ |
248 | ␉␉␉␉␉␉*p = '\t';␊ |
249 | ␉␉␉␉␉break;␊ |
250 | ␉␉␉␉␉default:␊ |
251 | ␉␉␉␉␉␉*p = *val;␊ |
252 | ␉␉␉␉␉break;␊ |
253 | ␉␉␉␉}␊ |
254 | ␉␉␉␉size--;␊ |
255 | ␉␉␉}␊ |
256 | ␉␉}␊ |
257 | ␉␉*p = '\0';␊ |
258 | ␉␉return newstr;␊ |
259 | ␉} else {␊ |
260 | ␉␉return 0;␊ |
261 | ␉}␊ |
262 | }␊ |
263 | ␊ |
264 | #endif␊ |
265 | ␊ |
266 | char *newStringForKey(char *key, config_file_t *config)␊ |
267 | {␊ |
268 | ␉const char *val;␊ |
269 | ␉char *newstr;␊ |
270 | ␉int size;␊ |
271 | ␊ |
272 | ␉if (getValueForKey(key, &val, &size, config) && size) {␊ |
273 | ␉␉newstr = (char *)malloc(size + 1);␊ |
274 | ␉␉if (!newstr)␊ |
275 | ␉␉{␊ |
276 | ␉␉␉return 0;␊ |
277 | ␉␉}␊ |
278 | ␉␉strlcpy(newstr, val, size + 1);␊ |
279 | ␉␉return newstr;␊ |
280 | ␉} else {␊ |
281 | ␉␉return 0;␊ |
282 | ␉}␊ |
283 | }␊ |
284 | ␊ |
285 | /* parse a command line␊ |
286 | * in the form: [<argument> ...] [<option>=<value> ...]␊ |
287 | * both <option> and <value> must be either composed of␊ |
288 | * non-whitespace characters, or enclosed in quotes.␊ |
289 | */␊ |
290 | static const char *getToken(const char *line, const char **begin, int *len)␊ |
291 | {␊ |
292 | ␉if (*line == '\"') {␊ |
293 | ␉␉*begin = ++line;␊ |
294 | ␉␉while (*line && *line != '\"') {␊ |
295 | ␉␉␉line++;␊ |
296 | ␉␉}␊ |
297 | ␉␉*len = line++ - *begin;␊ |
298 | ␉} else {␊ |
299 | ␉␉*begin = line;␊ |
300 | ␉␉while (*line && !isspace(*line) && *line != '=') {␊ |
301 | ␉␉␉line++;␊ |
302 | ␉␉}␊ |
303 | ␉␉*len = line - *begin;␊ |
304 | ␉}␊ |
305 | ␉return line;␊ |
306 | }␊ |
307 | ␊ |
308 | bool getValueForBootKey(const char *line, const char *match, const char **matchval, int *len)␊ |
309 | {␊ |
310 | ␉const char *key, *value;␊ |
311 | ␉int key_len, value_len;␊ |
312 | ␉bool retval = false;␊ |
313 | ␊ |
314 | ␉while (*line) {␊ |
315 | ␉␉/* look for keyword or argument */␊ |
316 | ␉␉while (isspace(*line))␊ |
317 | ␉␉{␊ |
318 | ␉␉␉line++;␊ |
319 | ␉␉}␊ |
320 | ␊ |
321 | ␉␉/* now look for '=' or whitespace */␊ |
322 | ␉␉line = getToken(line, &key, &key_len);␊ |
323 | ␉␉/* line now points to '=' or space */␊ |
324 | ␉␉if (*line && !isspace(*line)) {␊ |
325 | ␉␉␉line = getToken(++line, &value, &value_len);␊ |
326 | ␉␉} else {␊ |
327 | ␉␉␉value = line;␊ |
328 | ␉␉␉value_len = 0;␊ |
329 | ␉␉}␊ |
330 | ␉␉if ((strlen(match) == key_len) && strncmp(match, key, key_len) == 0)␊ |
331 | ␉␉{␊ |
332 | ␉␉␉// create a new string␊ |
333 | ␉␉␉char* newstr = malloc(value_len + 1);␊ |
334 | ␉␉␉strncpy(newstr, value, value_len);␊ |
335 | ␉␉␉newstr[value_len] = 0;␊ |
336 | ␊ |
337 | ␉␉␉*matchval = newstr;␊ |
338 | ␉␉␉*len = value_len;␊ |
339 | ␉␉␉retval = true;␊ |
340 | ␉␉␉/* Continue to look for this key; last one wins. */␊ |
341 | ␉␉}␊ |
342 | ␉}␊ |
343 | ␊ |
344 | ␉return retval;␊ |
345 | }␊ |
346 | ␊ |
347 | /* Return NULL if no option has been successfully retrieved, or the string otherwise */␊ |
348 | const char *getStringForKey(const char *key, config_file_t *config)␊ |
349 | {␊ |
350 | ␉static const char *value = 0;␊ |
351 | ␉int len = 0;␊ |
352 | ␉if (!getValueForKey(key, &value, &len, config))␊ |
353 | ␉{␊ |
354 | ␉␉value = 0;␊ |
355 | ␉}␊ |
356 | ␉return value;␊ |
357 | }␊ |
358 | ␊ |
359 | /* Returns TRUE if a value was found, FALSE otherwise.␊ |
360 | * The boolean value of the key is stored in 'val'.␊ |
361 | */␊ |
362 | bool getBoolForKey(const char *key, bool *result_val, config_file_t *config)␊ |
363 | {␊ |
364 | ␉const char *key_val;␊ |
365 | ␉int size;␊ |
366 | ␊ |
367 | ␉if (getValueForKey(key, &key_val, &size, config))␊ |
368 | ␉{␊ |
369 | ␉␉if ((size >= 1) && (key_val[0] == 'Y' || key_val[0] == 'y'))␊ |
370 | ␉␉{␊ |
371 | ␉␉␉*result_val = true;␊ |
372 | ␉␉}␊ |
373 | ␉␉else␊ |
374 | ␉␉{␊ |
375 | ␉␉␉*result_val = false;␊ |
376 | ␉␉}␊ |
377 | ␉␉return true;␊ |
378 | ␉}␊ |
379 | ␉return false;␊ |
380 | }␊ |
381 | ␊ |
382 | bool getIntForKey(const char *key, int *value, config_file_t *config)␊ |
383 | {␊ |
384 | ␉const char *val;␊ |
385 | ␉int size, sum;␊ |
386 | ␉bool negative = false;␊ |
387 | ␊ |
388 | ␉if (getValueForKey(key, &val, &size, config))␊ |
389 | ␉{␊ |
390 | ␉␉if (size)␊ |
391 | ␉␉{␊ |
392 | ␉␉␉if (*val == '-')␊ |
393 | ␉␉␉{␊ |
394 | ␉␉␉␉negative = true;␊ |
395 | ␉␉␉␉val++;␊ |
396 | ␉␉␉␉size--;␊ |
397 | ␉␉␉}␊ |
398 | ␉␉␉␊ |
399 | ␉␉␉for (sum = 0; size > 0; size--)␊ |
400 | ␉␉␉{␊ |
401 | ␉␉␉␉if (*val < '0' || *val > '9')␊ |
402 | ␉␉␉␉{␊ |
403 | ␉␉␉␉␉return false;␊ |
404 | ␉␉␉␉}␊ |
405 | ␉␉␉␉␊ |
406 | ␉␉␉␉sum = (sum * 10) + (*val++ - '0');␊ |
407 | ␉␉␉}␊ |
408 | ␉␉␉␊ |
409 | ␉␉␉if (negative)␊ |
410 | ␉␉␉{␊ |
411 | ␉␉␉␉sum = -sum;␊ |
412 | ␉␉␉}␊ |
413 | ␉␉␉*value = sum;␊ |
414 | ␉␉␉return true;␊ |
415 | ␉␉}␊ |
416 | ␉}␊ |
417 | ␉return false;␊ |
418 | }␊ |
419 | /*␊ |
420 | *␊ |
421 | */␊ |
422 | bool getDimensionForKey( const char *key, unsigned int *value, config_file_t *config, unsigned int dimension_max, unsigned int object_size )␊ |
423 | {␊ |
424 | ␉const char *val;␊ |
425 | ␊ |
426 | ␉int size = 0;␊ |
427 | ␉int sum = 0;␊ |
428 | ␊ |
429 | ␉bool negative = false;␊ |
430 | ␉bool percentage = false;␊ |
431 | ␊ |
432 | ␉if (getValueForKey(key, &val, &size, config))␊ |
433 | ␉{␊ |
434 | ␉␉if ( size )␊ |
435 | ␉␉{␊ |
436 | ␉␉␉if (*val == '-')␊ |
437 | ␉␉␉{␊ |
438 | ␉␉␉␉negative = true;␊ |
439 | ␉␉␉␉val++;␊ |
440 | ␉␉␉␉size--;␊ |
441 | ␉␉␉}␊ |
442 | ␊ |
443 | ␉␉␉if (val[size-1] == '%')␊ |
444 | ␉␉␉{␊ |
445 | ␉␉␉␉percentage = true;␊ |
446 | ␉␉␉␉size--;␊ |
447 | ␉␉␉}␊ |
448 | ␊ |
449 | ␉␉␉// convert string to integer␊ |
450 | ␉␉␉for (sum = 0; size > 0; size--)␊ |
451 | ␉␉␉{␊ |
452 | ␉␉␉␉if (*val < '0' || *val > '9')␊ |
453 | ␉␉␉␉{␊ |
454 | ␉␉␉␉␉return false;␊ |
455 | ␉␉␉␉}␊ |
456 | ␊ |
457 | ␉␉␉␉sum = (sum * 10) + (*val++ - '0');␊ |
458 | ␉␉␉}␊ |
459 | ␊ |
460 | ␉␉␉if (percentage)␊ |
461 | ␉␉␉{␊ |
462 | ␉␉␉␉sum = ( dimension_max * sum ) / 100;␊ |
463 | ␉␉␉}␊ |
464 | ␊ |
465 | ␉␉␉// calculate offset from opposite origin␊ |
466 | ␉␉␉if (negative)␊ |
467 | ␉␉␉{␊ |
468 | ␉␉␉␉sum = ( ( dimension_max - object_size ) - sum );␊ |
469 | ␉␉␉}␊ |
470 | ␊ |
471 | ␉␉}␊ |
472 | ␉␉else␊ |
473 | ␉␉{␊ |
474 | ␊ |
475 | ␉␉␉// null value calculate center␊ |
476 | ␉␉␉sum = ( dimension_max - object_size ) / 2;␊ |
477 | ␊ |
478 | ␉␉}␊ |
479 | ␊ |
480 | ␉␉*value = (uint16_t) sum;␊ |
481 | ␉␉return true;␊ |
482 | ␉}␊ |
483 | ␊ |
484 | ␉// key not found␊ |
485 | ␉return false;␊ |
486 | }␊ |
487 | ␊ |
488 | /*␊ |
489 | *␉get color value from plist format #RRGGBB␊ |
490 | */␊ |
491 | bool getColorForKey( const char *key, unsigned int *value, config_file_t *config )␊ |
492 | {␊ |
493 | ␉const char *val;␊ |
494 | ␉int size;␊ |
495 | ␊ |
496 | ␉if (getValueForKey(key, &val, &size, config))␊ |
497 | ␉{␊ |
498 | ␉␉if (*val == '#') {␊ |
499 | ␉␉␉val++;␊ |
500 | ␉␉␉*value = strtol(val, NULL, 16);␊ |
501 | ␉␉␉return true;␊ |
502 | ␉␉}␊ |
503 | ␉}␊ |
504 | ␉return false;␊ |
505 | }␊ |
506 | ␊ |
507 | bool getValueForKey( const char *key, const char **val, int *size, config_file_t *config )␊ |
508 | {␊ |
509 | ␉const char *overrideVal;␊ |
510 | ␉int overrideSize;␊ |
511 | ␉bool override, ret;␊ |
512 | ␊ |
513 | ␉if (getValueForBootKey(bootArgs->CommandLine, key, val, size))␊ |
514 | ␉{␊ |
515 | ␉␉return true;␊ |
516 | ␉}␊ |
517 | ␊ |
518 | ␉ret = getValueForConfigTableKey(config, key, val, size);␊ |
519 | ␊ |
520 | ␉// Try to find alternate keys in bootInfo->chameleonConfig (if config can be overriden)␊ |
521 | ␉// and prefer its values with the exceptions for␊ |
522 | ␉// "Kernel"="mach_kernel" and "Kernel Flags"="".␊ |
523 | ␊ |
524 | ␉if (config->canOverride)␊ |
525 | ␉{␊ |
526 | ␉␉if (getValueForConfigTableKey(&bootInfo->chameleonConfig, key, &overrideVal, &overrideSize))␊ |
527 | ␉␉{␊ |
528 | ␉␉␉override = true;␊ |
529 | ␊ |
530 | ␉␉␉// NOTE: Values are defined by apple as being in com.apple.Boot.plist␊ |
531 | ␉␉␉// kHelperRootUUIDKey, kKernelArchKey, kMKextCacheKey, kKernelCacheKey, kKernelNameKey, kKernelFlagsKey␊ |
532 | ␉␉␉if (ret && (strcmp(key, kKernelNameKey) == 0) && (overrideSize == 0))␊ |
533 | ␉␉␉{␊ |
534 | ␉␉␉␉override = false;␊ |
535 | ␉␉␉}␊ |
536 | ␊ |
537 | ␉␉␉if (ret && (strcmp(key, kKernelFlagsKey) == 0) && (overrideSize == 0))␊ |
538 | ␉␉␉{␊ |
539 | ␉␉␉␉override = false;␊ |
540 | ␉␉␉}␊ |
541 | ␊ |
542 | ␉␉␉if (override)␊ |
543 | ␉␉␉{␊ |
544 | ␉␉␉␉*val = overrideVal;␊ |
545 | ␉␉␉␉*size = overrideSize;␊ |
546 | ␉␉␉␉ret = true;␊ |
547 | ␉␉␉}␊ |
548 | ␉␉}␊ |
549 | ␉}␊ |
550 | ␉return ret;␊ |
551 | }␊ |
552 | ␊ |
553 | #if UNUSED␊ |
554 | void printSystemConfig(char *p1)␊ |
555 | {␊ |
556 | ␉char *p2 = p1, tmp;␊ |
557 | ␊ |
558 | ␉while (*p1 != '\0')␊ |
559 | ␉{␊ |
560 | ␉␉while (*p2 != '\0' && *p2 != '\n')␊ |
561 | ␉␉{␊ |
562 | ␉␉␉p2++;␊ |
563 | ␉␉}␊ |
564 | ␉tmp = *p2;␊ |
565 | ␉*p2 = '\0';␊ |
566 | ␉printf("%s\n", p1);␊ |
567 | ␉*p2 = tmp;␊ |
568 | ␉if (tmp == '\0')␊ |
569 | ␉{␊ |
570 | ␉␉break;␊ |
571 | ␉}␊ |
572 | ␉p1 = ++p2;␊ |
573 | }␊ |
574 | }␊ |
575 | #endif␊ |
576 | ␊ |
577 | //==========================================================================␊ |
578 | // ParseXMLFile␊ |
579 | // Modifies the input buffer.␊ |
580 | // Expects to see one dictionary in the XML file.␊ |
581 | // Puts the first dictionary it finds in the␊ |
582 | // tag pointer and returns 0, or returns -1 if not found␊ |
583 | // (and does not modify dict pointer).␊ |
584 | // Prints an error message if there is a parsing error.␊ |
585 | //␊ |
586 | int ParseXMLFile( char *buffer, TagPtr *dict )␊ |
587 | {␊ |
588 | ␉long length, pos;␊ |
589 | ␉TagPtr tag = 0;␊ |
590 | ␉pos = 0;␊ |
591 | ␉char *configBuffer;␊ |
592 | ␊ |
593 | ␉length = strlen(buffer) + 1;␊ |
594 | ␊ |
595 | ␉configBuffer = malloc(strlen(buffer)+1);␊ |
596 | ␉if (!configBuffer)␊ |
597 | ␉{␊ |
598 | ␉␉return -1;␊ |
599 | ␉}␊ |
600 | ␉strlcpy(configBuffer, buffer, length );␊ |
601 | ␊ |
602 | ␉while (1)␊ |
603 | ␉{␊ |
604 | ␉␉length = XMLParseNextTag(configBuffer + pos, &tag);␊ |
605 | ␉␉␉if (length == -1)␊ |
606 | ␉␉␉{␊ |
607 | ␉␉␉␉break;␊ |
608 | ␉␉␉}␊ |
609 | ␊ |
610 | ␉␉pos += length;␊ |
611 | ␊ |
612 | ␉␉if (tag == 0)␊ |
613 | ␉␉{␊ |
614 | ␉␉␉continue;␊ |
615 | ␉␉}␊ |
616 | ␉␉if (tag->type == kTagTypeDict)␊ |
617 | ␉␉{␊ |
618 | ␉␉␉break;␊ |
619 | ␉␉}␊ |
620 | ␊ |
621 | ␉␉XMLFreeTag(tag);␊ |
622 | ␉}␊ |
623 | ␉free(configBuffer);␊ |
624 | ␉if (length < 0) {␊ |
625 | ␉␉error ("Error parsing plist file\n");␊ |
626 | ␉␉return -1;␊ |
627 | ␉}␊ |
628 | ␉*dict = tag;␊ |
629 | ␉return 0;␊ |
630 | }␊ |
631 | ␊ |
632 | /* loadConfigFile␊ |
633 | *␊ |
634 | * Returns 0 - successful.␊ |
635 | *␉␉ -1 - unsuccesful.␊ |
636 | */␊ |
637 | int loadConfigFile (const char *configFile, config_file_t *config)␊ |
638 | {␊ |
639 | ␉int fd, count;␊ |
640 | ␊ |
641 | ␉if ((fd = open_bvdev("bt(0,0)", configFile, 0)) < 0)␊ |
642 | ␉{␊ |
643 | ␉␉return -1;␊ |
644 | ␉}␊ |
645 | ␉// read file␊ |
646 | ␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
647 | ␉close(fd);␊ |
648 | ␊ |
649 | ␉// build xml dictionary␊ |
650 | ␉ParseXMLFile(config->plist, &config->dictionary);␊ |
651 | ␉return 0;␊ |
652 | }␊ |
653 | ␊ |
654 | /* loadSystemConfig␊ |
655 | *␊ |
656 | * Returns 0 - successful.␊ |
657 | *␉␉ -1 - unsuccesful.␊ |
658 | */␊ |
659 | int loadSystemConfig(config_file_t *config)␊ |
660 | {␊ |
661 | ␉// Micky1979, the order is important␊ |
662 | ␉char *dirspec[] = {␊ |
663 | ␉␉"/com.apple.recovery.boot/com.apple.Boot.plist",␉␉␉// OS X Recovery␊ |
664 | ␉␉"/OS X Install Data/com.apple.Boot.plist",␉␉␉␉// OS X Upgrade (10.8+)␊ |
665 | ␉␉"/Mac OS X Install Data/com.apple.Boot.plist",␉␉␉␉// OS X Upgrade (Lion 10.7)␊ |
666 | ␉␉"/.IABootFiles/com.apple.Boot.plist",␉␉␉␉␉// OS X Installer␊ |
667 | ␉␉"/Library/Preferences/SystemConfiguration/com.apple.Boot.plist"␉␉// (Installed System or Installer)␊ |
668 | ␉};␊ |
669 | ␊ |
670 | ␉int i, fd, count, ret=-1;␊ |
671 | ␊ |
672 | ␉for(i = 0; i< sizeof(dirspec)/sizeof(dirspec[0]); i++)␊ |
673 | ␉{␊ |
674 | ␉␉if ((fd = open(dirspec[i], 0)) >= 0)␊ |
675 | ␉␉{␊ |
676 | ␉␉␉// read file␊ |
677 | ␉␉␉count = read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
678 | ␉␉␉close(fd);␊ |
679 | ␊ |
680 | ␉␉␉// build xml dictionary␊ |
681 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
682 | ␉␉␉sysConfigValid = true;␉␊ |
683 | ␉␉␉ret=0;␊ |
684 | ␊ |
685 | ␉␉␉break;␊ |
686 | ␉␉}␊ |
687 | ␉}␊ |
688 | ␊ |
689 | ␉if(ret == -1) ret = loadHelperConfig(config);␊ |
690 | ␊ |
691 | ␉// Always enable canOverride flag (for SystemConfig)␊ |
692 | ␉config->canOverride = true;␊ |
693 | ␊ |
694 | ␉return ret;␊ |
695 | }␊ |
696 | ␊ |
697 | /* loadChameleonConfig␊ |
698 | *␊ |
699 | * Returns 0 - successful.␊ |
700 | *␉␉ -1 - unsuccesful.␊ |
701 | */␊ |
702 | int loadChameleonConfig(config_file_t *config, BVRef chain)␊ |
703 | {␊ |
704 | ␉char *dirspec[] = {␊ |
705 | ␉␉"/Extra/org.chameleon.Boot.plist",␊ |
706 | ␉␉"/Extra/com.apple.Boot.plist", /* DEPRECATED */␊ |
707 | ␉};␊ |
708 | ␊ |
709 | ␉int i;␊ |
710 | ␊ |
711 | ␉for(i = 0; i< sizeof(dirspec)/sizeof(dirspec[0]); i++)␊ |
712 | ␉{␊ |
713 | ␉␉if ( loadChameleonConfigForDevice(config, "rd(0,0)", dirspec[i]) == 0 )␊ |
714 | ␉␉{␊ |
715 | ␉␉␉return 0;␊ |
716 | ␉␉}␊ |
717 | ␊ |
718 | ␉␉if ( loadChameleonConfigForDevice(config, "", dirspec[i]) == 0 )␊ |
719 | ␉␉{␊ |
720 | ␉␉␉return 0;␊ |
721 | ␉␉}␊ |
722 | ␊ |
723 | ␉␉if ( loadChameleonConfigForDevice(config, "bt(0,0)", dirspec[i]) == 0 )␊ |
724 | ␉␉{␊ |
725 | ␉␉␉return 0;␊ |
726 | ␉␉}␊ |
727 | ␉␉BVRef bvr;␊ |
728 | ␉␉for ( bvr = chain; bvr; bvr = bvr->next ) /* C99 Error */␊ |
729 | ␉␉{␊ |
730 | ␉␉␉char device[256];␊ |
731 | ␉␉␉getDeviceDescription(bvr, device);␊ |
732 | ␊ |
733 | ␉␉␉if ( loadChameleonConfigForDevice(config, device, dirspec[i]) == 0 )␊ |
734 | ␉␉␉{␊ |
735 | ␉␉␉␉return 0;␊ |
736 | ␉␉␉}␊ |
737 | ␉␉}␊ |
738 | ␉}␊ |
739 | ␉return -1;␊ |
740 | }␊ |
741 | ␊ |
742 | /* loadChameleonConfigForDevice␊ |
743 | *␊ |
744 | * Returns 0 - successful.␊ |
745 | *␉␉ -1 - unsuccesful.␊ |
746 | */␊ |
747 | int loadChameleonConfigForDevice(config_file_t *config, const char *device, const char *path)␊ |
748 | {␊ |
749 | ␉char full_path[1024];␊ |
750 | ␉int fd;␊ |
751 | ␊ |
752 | ␉snprintf(full_path, sizeof(full_path), "%s%s", device, path);␊ |
753 | ␊ |
754 | ␉if ((fd = open(full_path, 0)) >= 0)␊ |
755 | ␉{␊ |
756 | ␉␉// Check for depreciated file names and annoy the user about it.␊ |
757 | ␉␉if(strstr(full_path, "com.apple.Boot.plist")) {␊ |
758 | ␉␉␉printf("%s is deprecated.\n", full_path);␊ |
759 | ␉␉␉full_path[strlen(full_path) - strlen("com.apple.Boot.plist")] = 0;␊ |
760 | ␉␉␉printf("Please use the file %sorg.chameleon.Boot.plist instead.\n", full_path);␊ |
761 | ␉␉␉pause();␊ |
762 | ␉␉}␊ |
763 | ␉␉// read file␊ |
764 | ␉␉read(fd, config->plist, IO_CONFIG_DATA_SIZE);␊ |
765 | ␉␉close(fd);␊ |
766 | ␊ |
767 | ␉␉// build xml dictionary␊ |
768 | ␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
769 | ␉␉sysConfigValid = true;␊ |
770 | ␉␉return 0;␊ |
771 | ␉}␊ |
772 | ␉return -1;␊ |
773 | }␊ |
774 | ␊ |
775 | /* loadHelperConfig␊ |
776 | *␊ |
777 | * Returns 0 - successful.␊ |
778 | *␉␉ -1 - unsuccesful.␊ |
779 | */␊ |
780 | int loadHelperConfig(config_file_t *config)␊ |
781 | {␊ |
782 | ␉int rfd, pfd, sfd, count, ret=-1, fixedsize;␊ |
783 | ␊ |
784 | ␉char *dirspec[] = {␊ |
785 | ␉␉"/com.apple.boot.P/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
786 | ␉␉"/com.apple.boot.R/Library/Preferences/SystemConfiguration/com.apple.Boot.plist",␊ |
787 | ␉␉"/com.apple.boot.S/Library/Preferences/SystemConfiguration/com.apple.Boot.plist"␊ |
788 | ␉};␊ |
789 | ␊ |
790 | ␉// This is a simple rock - paper scissors algo. R beats S, P beats R, S beats P␊ |
791 | ␉// If all three, S is used for now. This should be changed to something else (say, timestamp?)␊ |
792 | ␊ |
793 | ␉pfd = open(dirspec[0], 0);␊ |
794 | ␉if(pfd >= 0)␉// com.apple.boot.P exists␊ |
795 | ␉{␊ |
796 | ␊ |
797 | ␉␉sfd = open(dirspec[2], 0); // com.apple.boot.S takes precidence if it also exists␊ |
798 | ␉␉if(sfd >= 0)␊ |
799 | ␉␉{␊ |
800 | ␉␉␉// Use sfd␊ |
801 | ␉␉␉fixedsize = MIN(file_size(sfd), IO_CONFIG_DATA_SIZE);␊ |
802 | ␉␉␉count = read(sfd, config->plist, fixedsize);␊ |
803 | ␉␉␉close(sfd);␊ |
804 | ␉␉␉close(pfd);␊ |
805 | ␉␉␉if (count != fixedsize) return -1;␊ |
806 | ␊ |
807 | ␉␉␉// build xml dictionary␊ |
808 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
809 | ␉␉␉sysConfigValid = true;␊ |
810 | ␉␉␉ret=0;␊ |
811 | ␊ |
812 | ␉␉}␊ |
813 | ␉␉else␊ |
814 | ␉␉{␊ |
815 | ␉␉␉// used pfd␊ |
816 | ␉␉␉fixedsize = MIN(file_size(pfd), IO_CONFIG_DATA_SIZE);␊ |
817 | ␉␉␉count = read(pfd, config->plist, fixedsize);␊ |
818 | ␉␉␉close(pfd);␊ |
819 | ␉␉␉if (count != fixedsize) return -1;␊ |
820 | ␊ |
821 | ␉␉␉// build xml dictionary␊ |
822 | ␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
823 | ␉␉␉sysConfigValid = true;␊ |
824 | ␉␉␉ret = 0;␊ |
825 | ␉␉}␊ |
826 | ␊ |
827 | ␉}␊ |
828 | ␉else␊ |
829 | ␉{␊ |
830 | ␉␉rfd = open(dirspec[1], 0); // com.apple.boot.R exists␊ |
831 | ␉␉if(rfd >= 0)␊ |
832 | ␉␉{␊ |
833 | ␉␉␉pfd = open(dirspec[2], 0); // com.apple.boot.P takes recidence if it exists␊ |
834 | ␉␉␉if(pfd >= 0)␊ |
835 | ␉␉␉{␊ |
836 | ␉␉␉␉// use sfd␊ |
837 | ␉␉␉␉fixedsize = MIN(file_size(pfd), IO_CONFIG_DATA_SIZE);␊ |
838 | ␉␉␉␉count = read(pfd, config->plist, fixedsize);␊ |
839 | ␉␉␉␉close(pfd);␊ |
840 | ␉␉␉␉close(rfd);␊ |
841 | ␉␉␉␉if (count != fixedsize) return -1;␊ |
842 | ␊ |
843 | ␉␉␉␉// build xml dictionary␊ |
844 | ␉␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
845 | ␉␉␉␉sysConfigValid = true;␊ |
846 | ␉␉␉␉ret = 0;␊ |
847 | ␊ |
848 | ␉␉␉}␊ |
849 | ␉␉␉else␊ |
850 | ␉␉␉{␊ |
851 | ␉␉␉␉// use rfd␊ |
852 | ␉␉␉␉fixedsize = MIN(file_size(rfd), IO_CONFIG_DATA_SIZE);␊ |
853 | ␉␉␉␉count = read(rfd, config->plist, fixedsize);␊ |
854 | ␉␉␉␉close(rfd);␊ |
855 | ␉␉␉␉if (count != fixedsize) return -1;␊ |
856 | ␉␉␉␉␊ |
857 | ␉␉␉␉// build xml dictionary␊ |
858 | ␉␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
859 | ␉␉␉␉sysConfigValid = true;␊ |
860 | ␉␉␉␉ret = 0;␊ |
861 | ␊ |
862 | ␉␉␉}␊ |
863 | ␊ |
864 | ␉␉}␊ |
865 | ␉␉else␊ |
866 | ␉␉{␊ |
867 | ␉␉␉sfd = open(dirspec[2], 0); // com.apple.boot.S exists, but nothing else does␊ |
868 | ␉␉␉if(sfd >= 0)␊ |
869 | ␉␉␉{␊ |
870 | ␉␉␉␉// use sfd␊ |
871 | ␉␉␉␉fixedsize = MIN(file_size(sfd), IO_CONFIG_DATA_SIZE);␊ |
872 | ␉␉␉␉count = read(sfd, config->plist, fixedsize);␊ |
873 | ␉␉␉␉close(sfd);␊ |
874 | ␉␉␉␉if (count != fixedsize) return -1;␊ |
875 | ␊ |
876 | ␉␉␉␉// build xml dictionary␊ |
877 | ␉␉␉␉ParseXMLFile(config->plist, &config->dictionary);␊ |
878 | ␉␉␉␉sysConfigValid = true;␊ |
879 | ␉␉␉␉ret = 0;␊ |
880 | ␊ |
881 | ␉␉␉}␊ |
882 | ␉␉}␊ |
883 | ␊ |
884 | ␉}␊ |
885 | ␊ |
886 | ␉return ret;␊ |
887 | }␊ |
888 | ␊ |
889 | char *newString(const char *oldString)␊ |
890 | {␊ |
891 | ␉if ( oldString )␊ |
892 | ␉{␊ |
893 | ␉␉return strcpy(malloc(strlen(oldString)+1), oldString);␊ |
894 | ␉}␊ |
895 | ␉else␊ |
896 | ␉{␊ |
897 | ␉␉return NULL;␊ |
898 | ␉}␊ |
899 | }␊ |
900 | ␊ |
901 | /*␊ |
902 | * Extracts the next argument from the command line, double quotes are allowed here.␊ |
903 | */␊ |
904 | char *getNextArg(char **argPtr, char *val)␊ |
905 | {␊ |
906 | ␉char * ptr = *argPtr;␊ |
907 | ␉const char * strStart;␊ |
908 | ␉int len = 0;␊ |
909 | ␉bool isQuoted = false;␊ |
910 | ␊ |
911 | ␉*val = '\0';␊ |
912 | ␊ |
913 | ␉// Scan for the next non-whitespace character.␊ |
914 | ␉while ( *ptr && (*ptr == ' ' || *ptr == '=') )␊ |
915 | ␉{␊ |
916 | ␉␉ptr++;␊ |
917 | ␉}␊ |
918 | ␊ |
919 | ␉strStart = ptr;␊ |
920 | ␊ |
921 | ␉// Skip the leading double quote character.␊ |
922 | ␉if (*ptr == '\"')␊ |
923 | ␉{␊ |
924 | ␉␉isQuoted = true;␊ |
925 | ␉␉ptr++;␊ |
926 | ␉␉strStart++;␊ |
927 | ␉}␊ |
928 | ␊ |
929 | ␉// Scan for the argument terminator character.␊ |
930 | ␉// This can be either a NULL character - in case we reach the end of the string,␊ |
931 | ␉// a double quote in case of quoted argument,␊ |
932 | ␉// or a whitespace character (' ' or '=') for non-quoted argument.␊ |
933 | ␉while (*ptr && !( (isQuoted && (*ptr == '\"')) ||␊ |
934 | (!isQuoted && (*ptr == ' ' || *ptr == '=')) )␊ |
935 | ) {␊ |
936 | ␉␉ptr++;␊ |
937 | ␉}␊ |
938 | ␊ |
939 | ␉len = ptr - strStart;␊ |
940 | ␊ |
941 | ␉// Skip the closing double quote character and adjust␊ |
942 | ␉// the starting pointer for the next getNextArg call.␊ |
943 | ␉if (*ptr && isQuoted && *ptr == '\"') {␊ |
944 | ␉␉ptr++;␊ |
945 | ␉}␊ |
946 | ␊ |
947 | ␉// Copy the extracted argument to val.␊ |
948 | ␉strncat(val, strStart, len);␊ |
949 | ␊ |
950 | ␉// Set command line pointer.␊ |
951 | ␉*argPtr = ptr;␊ |
952 | ␊ |
953 | ␉return ptr;␊ |
954 | }␊ |
955 |