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codec-cfg.c: Remove bogus printf argument
[mplayer.git] / m_option.c
blob39f8ddd4f8d98ad6b7e117cdc5fc986e95a4741c
1
2 /// \file
3 /// \ingroup Options
4
5 #include "config.h"
6
7 #include <stdlib.h>
8 #include <string.h>
9 #include <math.h>
10 #include <stdio.h>
11 #include <stdarg.h>
12 #include <inttypes.h>
13 #include <unistd.h>
14
15 #include "m_option.h"
16 //#include "m_config.h"
17 #include "mp_msg.h"
18 #include "stream/url.h"
19 #include "libavutil/avstring.h"
20
21 // Don't free for 'production' atm
22 #ifndef MP_DEBUG
23 //#define NO_FREE
24 #endif
25
26 const m_option_t* m_option_list_find(const m_option_t* list,const char* name) {
27 int i;
28
29 for(i = 0 ; list[i].name ; i++) {
30 int l = strlen(list[i].name) - 1;
31 if((list[i].type->flags & M_OPT_TYPE_ALLOW_WILDCARD) &&
32 (l > 0) && (list[i].name[l] == '*')) {
33 if(strncasecmp(list[i].name,name,l) == 0)
34 return &list[i];
35 } else if(strcasecmp(list[i].name,name) == 0)
36 return &list[i];
37 }
38 return NULL;
39 }
40
41 // Default function that just does a memcpy
42
43 static void copy_opt(const m_option_t* opt,void* dst,void* src) {
44 if(dst && src)
45 memcpy(dst,src,opt->type->size);
46 }
47
48 // Helper for the print funcs (from man printf)
49 static char* dup_printf(const char *fmt, ...) {
50 /* Guess we need no more than 50 bytes. */
51 int n, size = 50;
52 char *p;
53 va_list ap;
54 if ((p = malloc (size)) == NULL)
55 return NULL;
56 while (1) {
57 /* Try to print in the allocated space. */
58 va_start(ap, fmt);
59 n = vsnprintf (p, size, fmt, ap);
60 va_end(ap);
61 /* If that worked, return the string. */
62 if (n > -1 && n < size)
63 return p;
64 /* Else try again with more space. */
65 if (n > -1) /* glibc 2.1 */
66 size = n+1; /* precisely what is needed */
67 else /* glibc 2.0 */
68 size *= 2; /* twice the old size */
69 if ((p = realloc (p, size)) == NULL)
70 return NULL;
71 }
72 }
73
74
75 // Flag
76
77 #define VAL(x) (*(int*)(x))
78
79 static int parse_flag(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
80 if (src == M_CONFIG_FILE) {
81 if(!param) return M_OPT_MISSING_PARAM;
82 if (!strcasecmp(param, "yes") || /* any other language? */
83 !strcasecmp(param, "on") ||
84 !strcasecmp(param, "ja") ||
85 !strcasecmp(param, "si") ||
86 !strcasecmp(param, "igen") ||
87 !strcasecmp(param, "y") ||
88 !strcasecmp(param, "j") ||
89 !strcasecmp(param, "i") ||
90 !strcasecmp(param, "tak") ||
91 !strcasecmp(param, "ja") ||
92 !strcasecmp(param, "true") ||
93 !strcmp(param, "1")) {
94 if(dst) VAL(dst) = opt->max;
95 } else if (!strcasecmp(param, "no") ||
96 !strcasecmp(param, "off") ||
97 !strcasecmp(param, "nein") ||
98 !strcasecmp(param, "nicht") ||
99 !strcasecmp(param, "nem") ||
100 !strcasecmp(param, "n") ||
101 !strcasecmp(param, "nie") ||
102 !strcasecmp(param, "nej") ||
103 !strcasecmp(param, "false") ||
104 !strcmp(param, "0")) {
105 if(dst) VAL(dst) = opt->min;
106 } else {
107 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid parameter for %s flag: %s\n",name, param);
108 return M_OPT_INVALID;
109 }
110 return 1;
111 } else {
112 if(dst) VAL(dst) = opt->max;
113 return 0;
114 }
115 }
116
117 static char* print_flag(const m_option_t* opt, const void* val) {
118 if(VAL(val) == opt->min)
119 return strdup("no");
120 else
121 return strdup("yes");
122 }
123
124 const m_option_type_t m_option_type_flag = {
125 "Flag",
126 "need yes or no in config files",
127 sizeof(int),
128 0,
129 parse_flag,
130 print_flag,
131 copy_opt,
132 copy_opt,
133 NULL,
134 NULL
135 };
136
137 // Integer
138
139 static int parse_int(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
140 long long tmp_int;
141 char *endptr;
142 src = 0;
143
144 if (param == NULL)
145 return M_OPT_MISSING_PARAM;
146
147 tmp_int = strtoll(param, &endptr, 10);
148 if (*endptr)
149 tmp_int = strtoll(param, &endptr, 0);
150 if (*endptr) {
151 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",name, param);
152 return M_OPT_INVALID;
153 }
154
155 if ((opt->flags & M_OPT_MIN) && (tmp_int < opt->min)) {
156 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %d: %s\n", name, (int) opt->min, param);
157 return M_OPT_OUT_OF_RANGE;
158 }
159
160 if ((opt->flags & M_OPT_MAX) && (tmp_int > opt->max)) {
161 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %d: %s\n",name, (int) opt->max, param);
162 return M_OPT_OUT_OF_RANGE;
163 }
164
165 if(dst) {
166 if (opt->type->size == sizeof(int64_t))
167 *(int64_t *)dst = tmp_int;
168 else
169 VAL(dst) = tmp_int;
170 }
171
172 return 1;
173 }
174
175 static char* print_int(const m_option_t* opt, const void* val) {
176 if (opt->type->size == sizeof(int64_t))
177 return dup_printf("%"PRId64, *(const int64_t *)val);
178 return dup_printf("%d",VAL(val));
179 }
180
181 const m_option_type_t m_option_type_int = {
182 "Integer",
183 "",
184 sizeof(int),
185 0,
186 parse_int,
187 print_int,
188 copy_opt,
189 copy_opt,
190 NULL,
191 NULL
192 };
193
194 const m_option_type_t m_option_type_int64 = {
195 "Integer64",
196 "",
197 sizeof(int64_t),
198 0,
199 parse_int,
200 print_int,
201 copy_opt,
202 copy_opt,
203 NULL,
204 NULL
205 };
206
207 // Float
208
209 #undef VAL
210 #define VAL(x) (*(double*)(x))
211
212 static int parse_double(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
213 double tmp_float;
214 char* endptr;
215 src = 0;
216
217 if (param == NULL)
218 return M_OPT_MISSING_PARAM;
219
220 tmp_float = strtod(param, &endptr);
221
222 switch(*endptr) {
223 case ':':
224 case '/':
225 tmp_float /= strtod(endptr+1, &endptr);
226 break;
227 case '.':
228 case ',':
229 /* we also handle floats specified with
230 * non-locale decimal point ::atmos
231 */
232 if(tmp_float<0)
233 tmp_float -= 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
234 else
235 tmp_float += 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
236 break;
237 }
238
239 if (*endptr) {
240 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be a floating point "
241 "number or a ratio (numerator[:/]denominator): %s\n",name, param);
242 return M_OPT_INVALID;
243 }
244
245 if (opt->flags & M_OPT_MIN)
246 if (tmp_float < opt->min) {
247 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %f: %s\n", name, opt->min, param);
248 return M_OPT_OUT_OF_RANGE;
249 }
250
251 if (opt->flags & M_OPT_MAX)
252 if (tmp_float > opt->max) {
253 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %f: %s\n", name, opt->max, param);
254 return M_OPT_OUT_OF_RANGE;
255 }
256
257 if(dst) VAL(dst) = tmp_float;
258 return 1;
259 }
260
261 static char* print_double(const m_option_t* opt, const void* val) {
262 opt = NULL;
263 return dup_printf("%f",VAL(val));
264 }
265
266 const m_option_type_t m_option_type_double = {
267 "Double",
268 "double precission floating point number or ratio (numerator[:/]denominator)",
269 sizeof(double),
270 0,
271 parse_double,
272 print_double,
273 copy_opt,
274 copy_opt,
275 NULL,
276 NULL
277 };
278
279 #undef VAL
280 #define VAL(x) (*(float*)(x))
281
282 static int parse_float(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
283 double tmp;
284 int r= parse_double(opt, name, param, &tmp, src);
285 if(r==1 && dst) VAL(dst) = tmp;
286 return r;
287 }
288
289 static char* print_float(const m_option_t* opt, const void* val) {
290 opt = NULL;
291 return dup_printf("%f",VAL(val));
292 }
293
294 const m_option_type_t m_option_type_float = {
295 "Float",
296 "floating point number or ratio (numerator[:/]denominator)",
297 sizeof(float),
298 0,
299 parse_float,
300 print_float,
301 copy_opt,
302 copy_opt,
303 NULL,
304 NULL
305 };
306
307 ///////////// Position
308 #undef VAL
309 #define VAL(x) (*(off_t*)(x))
310
311 static int parse_position(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
312 off_t tmp_off;
313 char dummy;
314
315 if (param == NULL)
316 return M_OPT_MISSING_PARAM;
317 if (sscanf(param, sizeof(off_t) == sizeof(int) ?
318 "%d%c" : "%"PRId64"%c", &tmp_off, &dummy) != 1) {
319 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",opt->name,param);
320 return M_OPT_INVALID;
321 }
322
323 if (opt->flags & M_OPT_MIN)
324 if (tmp_off < opt->min) {
325 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
326 "The %s option must be >= %"PRId64": %s\n",
327 name, (int64_t) opt->min, param);
328 return M_OPT_OUT_OF_RANGE;
329 }
330
331 if (opt->flags & M_OPT_MAX)
332 if (tmp_off > opt->max) {
333 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
334 "The %s option must be <= %"PRId64": %s\n",
335 name, (int64_t) opt->max, param);
336 return M_OPT_OUT_OF_RANGE;
337 }
338
339 if(dst)
340 VAL(dst) = tmp_off;
341 return 1;
342 }
343
344 static char* print_position(const m_option_t* opt, const void* val) {
345 return dup_printf("%"PRId64,(int64_t)VAL(val));
346 }
347
348 const m_option_type_t m_option_type_position = {
349 "Position",
350 "Integer (off_t)",
351 sizeof(off_t),
352 0,
353 parse_position,
354 print_position,
355 copy_opt,
356 copy_opt,
357 NULL,
358 NULL
359 };
360
361
362 ///////////// String
363
364 #undef VAL
365 #define VAL(x) (*(char**)(x))
366
367 static int parse_str(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
368
369
370 if (param == NULL)
371 return M_OPT_MISSING_PARAM;
372
373 if ((opt->flags & M_OPT_MIN) && (strlen(param) < opt->min)) {
374 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be >= %d chars: %s\n",
375 (int) opt->min, param);
376 return M_OPT_OUT_OF_RANGE;
377 }
378
379 if ((opt->flags & M_OPT_MAX) && (strlen(param) > opt->max)) {
380 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be <= %d chars: %s\n",
381 (int) opt->max, param);
382 return M_OPT_OUT_OF_RANGE;
383 }
384
385 if(dst) {
386 if(VAL(dst))
387 free(VAL(dst));
388 VAL(dst) = strdup(param);
389 }
390
391 return 1;
392
393 }
394
395 static char* print_str(const m_option_t* opt, const void* val) {
396 return (val && VAL(val) && strlen(VAL(val)) > 0) ? strdup(VAL(val)) : NULL;
397 }
398
399 static void copy_str(const m_option_t* opt,void* dst, void* src) {
400 if(dst && src) {
401 #ifndef NO_FREE
402 if(VAL(dst)) free(VAL(dst)); //FIXME!!!
403 #endif
404 VAL(dst) = VAL(src) ? strdup(VAL(src)) : NULL;
405 }
406 }
407
408 static void free_str(void* src) {
409 if(src && VAL(src)){
410 #ifndef NO_FREE
411 free(VAL(src)); //FIXME!!!
412 #endif
413 VAL(src) = NULL;
414 }
415 }
416
417 const m_option_type_t m_option_type_string = {
418 "String",
419 "",
420 sizeof(char*),
421 M_OPT_TYPE_DYNAMIC,
422 parse_str,
423 print_str,
424 copy_str,
425 copy_str,
426 copy_str,
427 free_str
428 };
429
430 //////////// String list
431
432 #define LIST_SEPARATOR ','
433 #undef VAL
434 #define VAL(x) (*(char***)(x))
435
436 #define OP_NONE 0
437 #define OP_ADD 1
438 #define OP_PRE 2
439 #define OP_DEL 3
440 #define OP_CLR 4
441
442 static void free_str_list(void* dst) {
443 char** d;
444 int i;
445
446 if(!dst || !VAL(dst)) return;
447 d = VAL(dst);
448
449 // FIXME!!!
450 #ifndef NO_FREE
451 for(i = 0 ; d[i] != NULL ; i++)
452 free(d[i]);
453 free(d);
454 #endif
455 VAL(dst) = NULL;
456 }
457
458 static int str_list_add(char** add, int n,void* dst,int pre) {
459 char** lst = VAL(dst);
460 int ln;
461
462 if(!dst) return M_OPT_PARSER_ERR;
463 lst = VAL(dst);
464
465 for(ln = 0 ; lst && lst[ln] ; ln++)
466 /**/;
467
468 lst = realloc(lst,(n+ln+1)*sizeof(char*));
469
470 if(pre) {
471 memmove(&lst[n],lst,(ln+1)*sizeof(char*));
472 memcpy(lst,add,n*sizeof(char*));
473 } else
474 memcpy(&lst[ln],add,(n+1)*sizeof(char*));
475
476 free(add);
477
478 VAL(dst) = lst;
479
480 return 1;
481 }
482
483 static int str_list_del(char** del, int n,void* dst) {
484 char **lst,*ep,**d;
485 int i,ln,s;
486 long idx;
487
488 if(!dst) return M_OPT_PARSER_ERR;
489 lst = VAL(dst);
490
491 for(ln = 0 ; lst && lst[ln] ; ln++)
492 /**/;
493 s = ln;
494
495 for(i = 0 ; del[i] != NULL ; i++) {
496 idx = strtol(del[i], &ep, 0);
497 if(*ep) {
498 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid index: %s\n",del[i]);
499 free(del[i]);
500 continue;
501 }
502 free(del[i]);
503 if(idx < 0 || idx >= ln) {
504 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Index %ld is out of range.\n",idx);
505 continue;
506 } else if(!lst[idx])
507 continue;
508 free(lst[idx]);
509 lst[idx] = NULL;
510 s--;
511 }
512 free(del);
513
514 if(s == 0) {
515 if(lst) free(lst);
516 VAL(dst) = NULL;
517 return 1;
518 }
519
520 d = calloc(s+1,sizeof(char*));
521 for(i = 0, n = 0 ; i < ln ; i++) {
522 if(!lst[i]) continue;
523 d[n] = lst[i];
524 n++;
525 }
526 d[s] = NULL;
527
528 if(lst) free(lst);
529 VAL(dst) = d;
530
531 return 1;
532 }
533
534 static char *get_nextsep(char *ptr, char sep, int modify) {
535 char *last_ptr = ptr;
536 for(;;){
537 ptr = strchr(ptr, sep);
538 if(ptr && ptr>last_ptr && ptr[-1]=='\\'){
539 if (modify) memmove(ptr-1, ptr, strlen(ptr)+1);
540 else ptr++;
541 }else
542 break;
543 }
544 return ptr;
545 }
546
547 static int parse_str_list(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
548 int n = 0,len = strlen(opt->name);
549 char *str;
550 char *ptr = param, *last_ptr, **res;
551 int op = OP_NONE;
552
553 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
554 const char* n = &name[len-1];
555 if(strcasecmp(n,"-add") == 0)
556 op = OP_ADD;
557 else if(strcasecmp(n,"-pre") == 0)
558 op = OP_PRE;
559 else if(strcasecmp(n,"-del") == 0)
560 op = OP_DEL;
561 else if(strcasecmp(n,"-clr") == 0)
562 op = OP_CLR;
563 else
564 return M_OPT_UNKNOWN;
565 }
566
567 // Clear the list ??
568 if(op == OP_CLR) {
569 if(dst)
570 free_str_list(dst);
571 return 0;
572 }
573
574 // All other ops need a param
575 if (param == NULL || strlen(param) == 0)
576 return M_OPT_MISSING_PARAM;
577
578
579 while(ptr[0] != '\0') {
580 ptr = get_nextsep(ptr, LIST_SEPARATOR, 0);
581 if(!ptr) {
582 n++;
583 break;
584 }
585 ptr++;
586 n++;
587 }
588 if(n == 0)
589 return M_OPT_INVALID;
590 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
591 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
592 return M_OPT_OUT_OF_RANGE;
593
594 if(!dst) return 1;
595
596 res = malloc((n+2)*sizeof(char*));
597 ptr = str = strdup(param);
598 n = 0;
599
600 while(1) {
601 last_ptr = ptr;
602 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
603 if(!ptr) {
604 res[n] = strdup(last_ptr);
605 n++;
606 break;
607 }
608 len = ptr - last_ptr;
609 res[n] = malloc(len + 1);
610 if(len) strncpy(res[n],last_ptr,len);
611 res[n][len] = '\0';
612 ptr++;
613 n++;
614 }
615 res[n] = NULL;
616 free(str);
617
618 switch(op) {
619 case OP_ADD:
620 return str_list_add(res,n,dst,0);
621 case OP_PRE:
622 return str_list_add(res,n,dst,1);
623 case OP_DEL:
624 return str_list_del(res,n,dst);
625 }
626
627 if(VAL(dst))
628 free_str_list(dst);
629 VAL(dst) = res;
630
631 return 1;
632 }
633
634 static void copy_str_list(const m_option_t* opt,void* dst, void* src) {
635 int n;
636 char **d,**s;
637
638 if(!(dst && src)) return;
639 s = VAL(src);
640
641 if(VAL(dst))
642 free_str_list(dst);
643
644 if(!s) {
645 VAL(dst) = NULL;
646 return;
647 }
648
649 for(n = 0 ; s[n] != NULL ; n++)
650 /* NOTHING */;
651 d = malloc((n+1)*sizeof(char*));
652 for( ; n >= 0 ; n--)
653 d[n] = s[n] ? strdup(s[n]) : NULL;
654
655 VAL(dst) = d;
656 }
657
658 static char* print_str_list(const m_option_t* opt, const void* src) {
659 char **lst = NULL;
660 char *ret = NULL,*last = NULL;
661 int i;
662
663 if(!(src && VAL(src))) return NULL;
664 lst = VAL(src);
665
666 for(i = 0 ; lst[i] ; i++) {
667 if(last) {
668 ret = dup_printf("%s,%s",last,lst[i]);
669 free(last);
670 } else
671 ret = strdup(lst[i]);
672 last = ret;
673 }
674 if(last && last != ret) free(last);
675 return ret;
676 }
677
678 const m_option_type_t m_option_type_string_list = {
679 "String list",
680 "A list of strings separated by ','\n"
681 "Option with a name ending in an * permits using the following suffix: \n"
682 "\t-add: Add the given parameters at the end of the list.\n"
683 "\t-pre: Add the given parameters at the beginning of the list.\n"
684 "\t-del: Remove the entry at the given indices.\n"
685 "\t-clr: Clear the list.\n"
686 "e.g: -vf-add flip,mirror -vf-del 2,5\n",
687 sizeof(char**),
688 M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
689 parse_str_list,
690 print_str_list,
691 copy_str_list,
692 copy_str_list,
693 copy_str_list,
694 free_str_list
695 };
696
697
698 /////////////////// Func based options
699
700 // A chained list to save the various calls for func_param and func_full
701 typedef struct m_func_save m_func_save_t;
702 struct m_func_save {
703 m_func_save_t* next;
704 char* name;
705 char* param;
706 };
707
708 #undef VAL
709 #define VAL(x) (*(m_func_save_t**)(x))
710
711 static void free_func_pf(void* src) {
712 m_func_save_t *s,*n;
713
714 if(!src) return;
715
716 s = VAL(src);
717
718 while(s) {
719 n = s->next;
720 free(s->name);
721 if(s->param) free(s->param);
722 free(s);
723 s = n;
724 }
725 VAL(src) = NULL;
726 }
727
728 // Parser for func_param and func_full
729 static int parse_func_pf(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
730 m_func_save_t *s,*p;
731
732 if(!dst)
733 return 1;
734
735 s = calloc(1,sizeof(m_func_save_t));
736 s->name = strdup(name);
737 s->param = param ? strdup(param) : NULL;
738
739 p = VAL(dst);
740 if(p) {
741 for( ; p->next != NULL ; p = p->next)
742 /**/;
743 p->next = s;
744 } else
745 VAL(dst) = s;
746
747 return 1;
748 }
749
750 static void copy_func_pf(const m_option_t* opt,void* dst, void* src) {
751 m_func_save_t *d = NULL, *s,* last = NULL;
752
753 if(!(dst && src)) return;
754 s = VAL(src);
755
756 if(VAL(dst))
757 free_func_pf(dst);
758
759 while(s) {
760 d = calloc(1,sizeof(m_func_save_t));
761 d->name = strdup(s->name);
762 d->param = s->param ? strdup(s->param) : NULL;
763 if(last)
764 last->next = d;
765 else
766 VAL(dst) = d;
767 last = d;
768 s = s->next;
769 }
770
771
772 }
773
774 /////////////////// Func_param
775
776 static void set_func_param(const m_option_t* opt, void* dst, void* src) {
777 m_func_save_t* s;
778
779 if(!src) return;
780 s = VAL(src);
781
782 if(!s) return;
783
784 for( ; s != NULL ; s = s->next)
785 ((m_opt_func_param_t) opt->p)(opt,s->param);
786 }
787
788 const m_option_type_t m_option_type_func_param = {
789 "Func param",
790 "",
791 sizeof(m_func_save_t*),
792 M_OPT_TYPE_INDIRECT,
793 parse_func_pf,
794 NULL,
795 NULL, // Nothing to do on save
796 set_func_param,
797 copy_func_pf,
798 free_func_pf
799 };
800
801 /////////////////// Func_full
802
803 static void set_func_full(const m_option_t* opt, void* dst, void* src) {
804 m_func_save_t* s;
805
806 if(!src) return;
807
808 for(s = VAL(src) ; s ; s = s->next) {
809 // Revert if needed
810 if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,s->name);
811 ((m_opt_func_full_t) opt->p)(opt,s->name,s->param);
812 }
813 }
814
815 const m_option_type_t m_option_type_func_full = {
816 "Func full",
817 "",
818 sizeof(m_func_save_t*),
819 M_OPT_TYPE_ALLOW_WILDCARD|M_OPT_TYPE_INDIRECT,
820 parse_func_pf,
821 NULL,
822 NULL, // Nothing to do on save
823 set_func_full,
824 copy_func_pf,
825 free_func_pf
826 };
827
828 /////////////// Func
829
830 #undef VAL
831
832 static int parse_func(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
833 return 0;
834 }
835
836 static void set_func(const m_option_t* opt,void* dst, void* src) {
837 ((m_opt_func_t) opt->p)(opt);
838 }
839
840 const m_option_type_t m_option_type_func = {
841 "Func",
842 "",
843 sizeof(int),
844 M_OPT_TYPE_INDIRECT,
845 parse_func,
846 NULL,
847 NULL, // Nothing to do on save
848 set_func,
849 NULL,
850 NULL
851 };
852
853 /////////////////// Print
854
855 static int parse_print(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
856 if(opt->type == CONF_TYPE_PRINT_INDIRECT)
857 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", *(char **) opt->p);
858 else if(opt->type == CONF_TYPE_PRINT_FUNC)
859 return ((m_opt_func_full_t) opt->p)(opt,name,param);
860 else
861 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", (char *) opt->p);
862
863 if(opt->priv == NULL)
864 return M_OPT_EXIT;
865 return 1;
866 }
867
868 const m_option_type_t m_option_type_print = {
869 "Print",
870 "",
871 0,
872 0,
873 parse_print,
874 NULL,
875 NULL,
876 NULL,
877 NULL,
878 NULL
879 };
880
881 const m_option_type_t m_option_type_print_indirect = {
882 "Print",
883 "",
884 0,
885 0,
886 parse_print,
887 NULL,
888 NULL,
889 NULL,
890 NULL,
891 NULL
892 };
893
894 const m_option_type_t m_option_type_print_func = {
895 "Print",
896 "",
897 0,
898 M_OPT_TYPE_ALLOW_WILDCARD,
899 parse_print,
900 NULL,
901 NULL,
902 NULL,
903 NULL,
904 NULL
905 };
906
907
908 /////////////////////// Subconfig
909 #undef VAL
910 #define VAL(x) (*(char***)(x))
911
912 static int parse_subconf(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
913 char *subparam;
914 char *subopt;
915 int nr = 0,i,r;
916 const m_option_t *subopts;
917 const char *p;
918 char** lst = NULL;
919
920 if (param == NULL || strlen(param) == 0)
921 return M_OPT_MISSING_PARAM;
922
923 subparam = malloc(strlen(param)+1);
924 subopt = malloc(strlen(param)+1);
925 p = param;
926
927 subopts = opt->p;
928
929 while(p[0])
930 {
931 int sscanf_ret = 1;
932 int optlen = strcspn(p, ":=");
933 /* clear out */
934 subopt[0] = subparam[0] = 0;
935 av_strlcpy(subopt, p, optlen + 1);
936 p = &p[optlen];
937 if (p[0] == '=') {
938 sscanf_ret = 2;
939 p = &p[1];
940 if (p[0] == '"') {
941 p = &p[1];
942 optlen = strcspn(p, "\"");
943 av_strlcpy(subparam, p, optlen + 1);
944 p = &p[optlen];
945 if (p[0] != '"') {
946 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Terminating '\"' missing for '%s'\n", subopt);
947 return M_OPT_INVALID;
948 }
949 p = &p[1];
950 } else if (p[0] == '%') {
951 p = &p[1];
952 optlen = (int)strtol(p, (char**)&p, 0);
953 if (!p || p[0] != '%' || (optlen > strlen(p) - 1)) {
954 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid length %i for '%s'\n", optlen, subopt);
955 return M_OPT_INVALID;
956 }
957 p = &p[1];
958 av_strlcpy(subparam, p, optlen + 1);
959 p = &p[optlen];
960 } else {
961 optlen = strcspn(p, ":");
962 av_strlcpy(subparam, p, optlen + 1);
963 p = &p[optlen];
964 }
965 }
966 if (p[0] == ':')
967 p = &p[1];
968 else if (p[0]) {
969 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Incorrect termination for '%s'\n", subopt);
970 return M_OPT_INVALID;
971 }
972
973 switch(sscanf_ret)
974 {
975 case 1:
976 subparam[0] = 0;
977 case 2:
978 for(i = 0 ; subopts[i].name ; i++) {
979 if(!strcmp(subopts[i].name,subopt)) break;
980 }
981 if(!subopts[i].name) {
982 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unknown suboption %s\n",name,subopt);
983 return M_OPT_UNKNOWN;
984 }
985 r = m_option_parse(&subopts[i],subopt,
986 subparam[0] == 0 ? NULL : subparam,NULL,src);
987 if(r < 0) return r;
988 if(dst) {
989 lst = (char**)realloc(lst,2 * (nr+2) * sizeof(char*));
990 lst[2*nr] = strdup(subopt);
991 lst[2*nr+1] = subparam[0] == 0 ? NULL : strdup(subparam);
992 memset(&lst[2*(nr+1)],0,2*sizeof(char*));
993 nr++;
994 }
995 break;
996 }
997 }
998
999 free(subparam);
1000 free(subopt);
1001 if(dst)
1002 VAL(dst) = lst;
1003
1004 return 1;
1005 }
1006
1007 const m_option_type_t m_option_type_subconfig = {
1008 "Subconfig",
1009 "The syntax is -option opt1=foo:flag:opt2=blah",
1010 sizeof(int),
1011 M_OPT_TYPE_HAS_CHILD,
1012 parse_subconf,
1013 NULL,
1014 NULL,
1015 NULL,
1016 NULL,
1017 NULL
1018 };
1019
1020 #include "libmpcodecs/img_format.h"
1021
1022 /* FIXME: snyc with img_format.h */
1023 static struct {
1024 const char* name;
1025 unsigned int fmt;
1026 } mp_imgfmt_list[] = {
1027 {"444p", IMGFMT_444P},
1028 {"422p", IMGFMT_422P},
1029 {"411p", IMGFMT_411P},
1030 {"yuy2", IMGFMT_YUY2},
1031 {"uyvy", IMGFMT_UYVY},
1032 {"yvu9", IMGFMT_YVU9},
1033 {"if09", IMGFMT_IF09},
1034 {"yv12", IMGFMT_YV12},
1035 {"i420", IMGFMT_I420},
1036 {"iyuv", IMGFMT_IYUV},
1037 {"clpl", IMGFMT_CLPL},
1038 {"hm12", IMGFMT_HM12},
1039 {"y800", IMGFMT_Y800},
1040 {"y8", IMGFMT_Y8},
1041 {"nv12", IMGFMT_NV12},
1042 {"nv21", IMGFMT_NV21},
1043 {"bgr24", IMGFMT_BGR24},
1044 {"bgr32", IMGFMT_BGR32},
1045 {"bgr16", IMGFMT_BGR16},
1046 {"bgr15", IMGFMT_BGR15},
1047 {"bgr8", IMGFMT_BGR8},
1048 {"bgr4", IMGFMT_BGR4},
1049 {"bg4b", IMGFMT_BG4B},
1050 {"bgr1", IMGFMT_BGR1},
1051 {"rgb24", IMGFMT_RGB24},
1052 {"rgb32", IMGFMT_RGB32},
1053 {"rgb16", IMGFMT_RGB16},
1054 {"rgb15", IMGFMT_RGB15},
1055 {"rgb8", IMGFMT_RGB8},
1056 {"rgb4", IMGFMT_RGB4},
1057 {"rg4b", IMGFMT_RG4B},
1058 {"rgb1", IMGFMT_RGB1},
1059 {"rgba", IMGFMT_RGBA},
1060 {"argb", IMGFMT_ARGB},
1061 {"bgra", IMGFMT_BGRA},
1062 {"abgr", IMGFMT_ABGR},
1063 {"mjpeg", IMGFMT_MJPEG},
1064 {"mjpg", IMGFMT_MJPEG},
1065 { NULL, 0 }
1066 };
1067
1068 static int parse_imgfmt(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
1069 uint32_t fmt = 0;
1070 int i;
1071
1072 if (param == NULL || strlen(param) == 0)
1073 return M_OPT_MISSING_PARAM;
1074
1075 if(!strcmp(param,"help")) {
1076 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1077 for(i = 0 ; mp_imgfmt_list[i].name ; i++)
1078 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_imgfmt_list[i].name);
1079 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1080 return M_OPT_EXIT - 1;
1081 }
1082
1083 if (sscanf(param, "0x%x", &fmt) != 1)
1084 {
1085 for(i = 0 ; mp_imgfmt_list[i].name ; i++) {
1086 if(!strcasecmp(param,mp_imgfmt_list[i].name)) {
1087 fmt=mp_imgfmt_list[i].fmt;
1088 break;
1089 }
1090 }
1091 if(!mp_imgfmt_list[i].name) {
1092 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1093 return M_OPT_INVALID;
1094 }
1095 }
1096
1097 if(dst)
1098 *((uint32_t*)dst) = fmt;
1099
1100 return 1;
1101 }
1102
1103 const m_option_type_t m_option_type_imgfmt = {
1104 "Image format",
1105 "Please report any missing colorspaces.",
1106 sizeof(uint32_t),
1107 0,
1108 parse_imgfmt,
1109 NULL,
1110 copy_opt,
1111 copy_opt,
1112 NULL,
1113 NULL
1114 };
1115
1116 #include "libaf/af_format.h"
1117
1118 /* FIXME: snyc with af_format.h */
1119 static struct {
1120 const char* name;
1121 unsigned int fmt;
1122 } mp_afmt_list[] = {
1123 // SPECIAL
1124 {"mulaw", AF_FORMAT_MU_LAW},
1125 {"alaw", AF_FORMAT_A_LAW},
1126 {"mpeg2", AF_FORMAT_MPEG2},
1127 {"ac3", AF_FORMAT_AC3},
1128 {"imaadpcm", AF_FORMAT_IMA_ADPCM},
1129 // ORIDNARY
1130 {"u8", AF_FORMAT_U8},
1131 {"s8", AF_FORMAT_S8},
1132 {"u16le", AF_FORMAT_U16_LE},
1133 {"u16be", AF_FORMAT_U16_BE},
1134 {"u16ne", AF_FORMAT_U16_NE},
1135 {"s16le", AF_FORMAT_S16_LE},
1136 {"s16be", AF_FORMAT_S16_BE},
1137 {"s16ne", AF_FORMAT_S16_NE},
1138 {"u24le", AF_FORMAT_U24_LE},
1139 {"u24be", AF_FORMAT_U24_BE},
1140 {"u24ne", AF_FORMAT_U24_NE},
1141 {"s24le", AF_FORMAT_S24_LE},
1142 {"s24be", AF_FORMAT_S24_BE},
1143 {"s24ne", AF_FORMAT_S24_NE},
1144 {"u32le", AF_FORMAT_U32_LE},
1145 {"u32be", AF_FORMAT_U32_BE},
1146 {"u32ne", AF_FORMAT_U32_NE},
1147 {"s32le", AF_FORMAT_S32_LE},
1148 {"s32be", AF_FORMAT_S32_BE},
1149 {"s32ne", AF_FORMAT_S32_NE},
1150 {"floatle", AF_FORMAT_FLOAT_LE},
1151 {"floatbe", AF_FORMAT_FLOAT_BE},
1152 {"floatne", AF_FORMAT_FLOAT_NE},
1153 { NULL, 0 }
1154 };
1155
1156 static int parse_afmt(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
1157 uint32_t fmt = 0;
1158 int i;
1159
1160 if (param == NULL || strlen(param) == 0)
1161 return M_OPT_MISSING_PARAM;
1162
1163 if(!strcmp(param,"help")) {
1164 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1165 for(i = 0 ; mp_afmt_list[i].name ; i++)
1166 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_afmt_list[i].name);
1167 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1168 return M_OPT_EXIT - 1;
1169 }
1170
1171 if (sscanf(param, "0x%x", &fmt) != 1)
1172 {
1173 for(i = 0 ; mp_afmt_list[i].name ; i++) {
1174 if(!strcasecmp(param,mp_afmt_list[i].name)) {
1175 fmt=mp_afmt_list[i].fmt;
1176 break;
1177 }
1178 }
1179 if(!mp_afmt_list[i].name) {
1180 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1181 return M_OPT_INVALID;
1182 }
1183 }
1184
1185 if(dst)
1186 *((uint32_t*)dst) = fmt;
1187
1188 return 1;
1189 }
1190
1191 const m_option_type_t m_option_type_afmt = {
1192 "Audio format",
1193 "Please report any missing formats.",
1194 sizeof(uint32_t),
1195 0,
1196 parse_afmt,
1197 NULL,
1198 copy_opt,
1199 copy_opt,
1200 NULL,
1201 NULL
1202 };
1203
1204
1205 static double parse_timestring(const char *str)
1206 {
1207 int a, b;
1208 double d;
1209 if (sscanf(str, "%d:%d:%lf", &a, &b, &d) == 3)
1210 return 3600*a + 60*b + d;
1211 else if (sscanf(str, "%d:%lf", &a, &d) == 2)
1212 return 60*a + d;
1213 else if (sscanf(str, "%lf", &d) == 1)
1214 return d;
1215 return -1e100;
1216 }
1217
1218
1219 static int parse_time(const m_option_t* opt,const char *name, char *param, void* dst, int src)
1220 {
1221 double time;
1222
1223 if (param == NULL || strlen(param) == 0)
1224 return M_OPT_MISSING_PARAM;
1225
1226 time = parse_timestring(param);
1227 if (time == -1e100) {
1228 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time: '%s'\n",
1229 name,param);
1230 return M_OPT_INVALID;
1231 }
1232
1233 if (dst)
1234 *(double *)dst = time;
1235 return 1;
1236 }
1237
1238 const m_option_type_t m_option_type_time = {
1239 "Time",
1240 "",
1241 sizeof(double),
1242 0,
1243 parse_time,
1244 print_double,
1245 copy_opt,
1246 copy_opt,
1247 NULL,
1248 NULL
1249 };
1250
1251
1252 // Time or size (-endpos)
1253
1254 static int parse_time_size(const m_option_t* opt,const char *name, char *param, void* dst, int src) {
1255 m_time_size_t ts;
1256 char unit[4];
1257 double end_at;
1258
1259 if (param == NULL || strlen(param) == 0)
1260 return M_OPT_MISSING_PARAM;
1261
1262 ts.pos=0;
1263 /* End at size parsing */
1264 if(sscanf(param, "%lf%3s", &end_at, unit) == 2) {
1265 ts.type = END_AT_SIZE;
1266 if(!strcasecmp(unit, "b"))
1267 ;
1268 else if(!strcasecmp(unit, "kb"))
1269 end_at *= 1024;
1270 else if(!strcasecmp(unit, "mb"))
1271 end_at *= 1024*1024;
1272 else if(!strcasecmp(unit, "gb"))
1273 end_at *= 1024*1024*1024;
1274 else
1275 ts.type = END_AT_NONE;
1276
1277 if (ts.type == END_AT_SIZE) {
1278 ts.pos = end_at;
1279 goto out;
1280 }
1281 }
1282
1283 /* End at time parsing. This has to be last because the parsing accepts
1284 * even a number followed by garbage */
1285 if ((end_at = parse_timestring(param)) == -1e100) {
1286 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time or size: '%s'\n",
1287 name,param);
1288 return M_OPT_INVALID;
1289 }
1290
1291 ts.type = END_AT_TIME;
1292 ts.pos = end_at;
1293 out:
1294 if(dst)
1295 *(m_time_size_t *)dst = ts;
1296 return 1;
1297 }
1298
1299 const m_option_type_t m_option_type_time_size = {
1300 "Time or size",
1301 "",
1302 sizeof(m_time_size_t),
1303 0,
1304 parse_time_size,
1305 NULL,
1306 copy_opt,
1307 copy_opt,
1308 NULL,
1309 NULL
1310 };
1311
1312
1313 //// Objects (i.e. filters, etc) settings
1314
1315 #include "m_struct.h"
1316
1317 #undef VAL
1318 #define VAL(x) (*(m_obj_settings_t**)(x))
1319
1320 static int find_obj_desc(const char* name,const m_obj_list_t* l,const m_struct_t** ret) {
1321 int i;
1322 char* n;
1323
1324 for(i = 0 ; l->list[i] ; i++) {
1325 n = M_ST_MB(char*,l->list[i],l->name_off);
1326 if(!strcmp(n,name)) {
1327 *ret = M_ST_MB(m_struct_t*,l->list[i],l->desc_off);
1328 return 1;
1329 }
1330 }
1331 return 0;
1332 }
1333
1334 static int get_obj_param(const char* opt_name,const char* obj_name, const m_struct_t* desc,
1335 char* str,int* nold,int oldmax,char** dst) {
1336 char* eq;
1337 const m_option_t* opt;
1338 int r;
1339
1340 eq = strchr(str,'=');
1341 if(eq && eq == str)
1342 eq = NULL;
1343
1344 if(eq) {
1345 char* p = eq + 1;
1346 if(p[0] == '\0') p = NULL;
1347 eq[0] = '\0';
1348 opt = m_option_list_find(desc->fields,str);
1349 if(!opt) {
1350 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't have a %s parameter.\n",opt_name,obj_name,str);
1351 return M_OPT_UNKNOWN;
1352 }
1353 r = m_option_parse(opt,str,p,NULL,M_CONFIG_FILE);
1354 if(r < 0) {
1355 if(r > M_OPT_EXIT)
1356 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,str,p);
1357 eq[0] = '=';
1358 return r;
1359 }
1360 if(dst) {
1361 dst[0] = strdup(str);
1362 dst[1] = p ? strdup(p) : NULL;
1363 }
1364 eq[0] = '=';
1365 } else {
1366 if((*nold) >= oldmax) {
1367 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s has only %d params, so you can't give more than %d unnamed params.\n",
1368 opt_name,obj_name,oldmax,oldmax);
1369 return M_OPT_OUT_OF_RANGE;
1370 }
1371 opt = &desc->fields[(*nold)];
1372 r = m_option_parse(opt,opt->name,str,NULL,M_CONFIG_FILE);
1373 if(r < 0) {
1374 if(r > M_OPT_EXIT)
1375 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,opt->name,str);
1376 return r;
1377 }
1378 if(dst) {
1379 dst[0] = strdup(opt->name);
1380 dst[1] = strdup(str);
1381 }
1382 (*nold)++;
1383 }
1384 return 1;
1385 }
1386
1387 static int get_obj_params(const char* opt_name, const char* name,char* params,
1388 const m_struct_t* desc,char separator, char*** _ret) {
1389 int n = 0,nold = 0, nopts,r;
1390 char* ptr,*last_ptr = params;
1391 char** ret;
1392
1393 if(!strcmp(params,"help")) { // Help
1394 char min[50],max[50];
1395 if(!desc->fields) {
1396 printf("%s doesn't have any options.\n\n",name);
1397 return M_OPT_EXIT - 1;
1398 }
1399 printf("\n Name Type Min Max\n\n");
1400 for(n = 0 ; desc->fields[n].name ; n++) {
1401 const m_option_t* opt = &desc->fields[n];
1402 if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
1403 if(opt->flags & M_OPT_MIN)
1404 sprintf(min,"%-8.0f",opt->min);
1405 else
1406 strcpy(min,"No");
1407 if(opt->flags & M_OPT_MAX)
1408 sprintf(max,"%-8.0f",opt->max);
1409 else
1410 strcpy(max,"No");
1411 printf(" %-20.20s %-15.15s %-10.10s %-10.10s\n",
1412 opt->name,
1413 opt->type->name,
1414 min,
1415 max);
1416 }
1417 printf("\n");
1418 return M_OPT_EXIT - 1;
1419 }
1420
1421 for(nopts = 0 ; desc->fields[nopts].name ; nopts++)
1422 /* NOP */;
1423
1424 // TODO : Check that each opt can be parsed
1425 r = 1;
1426 while(last_ptr && last_ptr[0] != '\0') {
1427 ptr = strchr(last_ptr,separator);
1428 if(!ptr) {
1429 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1430 n++;
1431 break;
1432 }
1433 if(ptr == last_ptr) { // Empty field, count it and go on
1434 nold++;
1435 last_ptr = ptr+1;
1436 continue;
1437 }
1438 ptr[0] = '\0';
1439 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1440 ptr[0] = separator;
1441 if(r < 0) break;
1442 n++;
1443 last_ptr = ptr+1;
1444 }
1445 if(r < 0) return r;
1446 if (!last_ptr[0]) // count an empty field at the end, too
1447 nold++;
1448 if (nold > nopts) {
1449 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Too many options for %s\n", name);
1450 return M_OPT_OUT_OF_RANGE;
1451 }
1452 if(!_ret) // Just test
1453 return 1;
1454 if (n == 0) // No options or only empty options
1455 return 1;
1456
1457 ret = malloc((n+2)*2*sizeof(char*));
1458 n = nold = 0;
1459 last_ptr = params;
1460
1461 while(last_ptr && last_ptr[0] != '\0') {
1462 ptr = strchr(last_ptr,separator);
1463 if(!ptr) {
1464 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1465 n++;
1466 break;
1467 }
1468 if(ptr == last_ptr) { // Empty field, count it and go on
1469 last_ptr = ptr+1;
1470 nold++;
1471 continue;
1472 }
1473 ptr[0] = '\0';
1474 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1475 n++;
1476 last_ptr = ptr+1;
1477 }
1478 ret[n*2] = ret[n*2+1] = NULL;
1479 *_ret = ret;
1480
1481 return 1;
1482 }
1483
1484 static int parse_obj_params(const m_option_t* opt,const char *name,
1485 char *param, void* dst, int src) {
1486 char** opts;
1487 int r;
1488 m_obj_params_t* p = opt->priv;
1489 const m_struct_t* desc;
1490 char* cpy;
1491
1492 // We need the object desc
1493 if(!p)
1494 return M_OPT_INVALID;
1495
1496 desc = p->desc;
1497 cpy = strdup(param);
1498 r = get_obj_params(name,desc->name,cpy,desc,p->separator,dst ? &opts : NULL);
1499 free(cpy);
1500 if(r < 0)
1501 return r;
1502 if(!dst)
1503 return 1;
1504 if (!opts) // no arguments given
1505 return 1;
1506
1507 for(r = 0 ; opts[r] ; r += 2)
1508 m_struct_set(desc,dst,opts[r],opts[r+1]);
1509
1510 return 1;
1511 }
1512
1513
1514 const m_option_type_t m_option_type_obj_params = {
1515 "Object params",
1516 "",
1517 0,
1518 0,
1519 parse_obj_params,
1520 NULL,
1521 NULL,
1522 NULL,
1523 NULL,
1524 NULL
1525 };
1526
1527 /// Some predefined types as a definition would be quite lengthy
1528
1529 /// Span arguments
1530 static const m_span_t m_span_params_dflts = { -1, -1 };
1531 static const m_option_t m_span_params_fields[] = {
1532 {"start", M_ST_OFF(m_span_t,start), CONF_TYPE_INT, M_OPT_MIN, 1 ,0, NULL},
1533 {"end", M_ST_OFF(m_span_t,end), CONF_TYPE_INT, M_OPT_MIN , 1 ,0, NULL},
1534 { NULL, NULL, 0, 0, 0, 0, NULL }
1535 };
1536 static const struct m_struct_st m_span_opts = {
1537 "m_span",
1538 sizeof(m_span_t),
1539 &m_span_params_dflts,
1540 m_span_params_fields
1541 };
1542 const m_obj_params_t m_span_params_def = {
1543 &m_span_opts,
1544 '-'
1545 };
1546
1547 static int parse_obj_settings(const char* opt,char* str,const m_obj_list_t* list,
1548 m_obj_settings_t **_ret, int ret_n) {
1549 int r;
1550 char *param,**plist = NULL;
1551 const m_struct_t* desc;
1552 m_obj_settings_t *ret = _ret ? *_ret : NULL;
1553
1554
1555 // Now check that the object exists
1556 param = strchr(str,'=');
1557 if(param) {
1558 param[0] = '\0';
1559 param++;
1560 if(strlen(param) <= 0)
1561 param = NULL;
1562 }
1563
1564
1565 if(!find_obj_desc(str,list,&desc)) {
1566 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't exist.\n",opt,str);
1567 return M_OPT_INVALID;
1568 }
1569
1570 if(param) {
1571 if(!desc && _ret) {
1572 if(!strcmp(param,"help")) {
1573 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Option %s: %s have no option description.\n",opt,str);
1574 return M_OPT_EXIT - 1;
1575 }
1576 plist = calloc(4,sizeof(char*));
1577 plist[0] = strdup("_oldargs_");
1578 plist[1] = strdup(param);
1579 } else if(desc) {
1580 r = get_obj_params(opt,str,param,desc,':',_ret ? &plist : NULL);
1581 if(r < 0)
1582 return r;
1583 }
1584 }
1585 if(!_ret)
1586 return 1;
1587
1588 ret = realloc(ret,(ret_n+2)*sizeof(m_obj_settings_t));
1589 memset(&ret[ret_n],0,2*sizeof(m_obj_settings_t));
1590 ret[ret_n].name = strdup(str);
1591 ret[ret_n].attribs = plist;
1592
1593 *_ret = ret;
1594 return 1;
1595 }
1596
1597 static void free_obj_settings_list(void* dst);
1598
1599 static int obj_settings_list_del(const char *opt_name,char *param,void* dst, int src) {
1600 char** str_list = NULL;
1601 int r,i,idx_max = 0;
1602 char* rem_id = "_removed_marker_";
1603 const m_option_t list_opt = {opt_name , NULL, CONF_TYPE_STRING_LIST,
1604 0, 0, 0, NULL };
1605 m_obj_settings_t* obj_list = dst ? VAL(dst) : NULL;
1606
1607 if(dst && !obj_list) {
1608 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: the list is empty.\n",opt_name);
1609 return 1;
1610 } else if(obj_list) {
1611 for(idx_max = 0 ; obj_list[idx_max].name != NULL ; idx_max++)
1612 /* NOP */;
1613 }
1614
1615 r = m_option_parse(&list_opt,opt_name,param,&str_list,src);
1616 if(r < 0 || !str_list)
1617 return r;
1618
1619 for(r = 0 ; str_list[r] ; r++) {
1620 int id;
1621 char* endptr;
1622 id = strtol(str_list[r],&endptr,0);
1623 if(endptr == str_list[r]) {
1624 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid parameter. We need a list of integers which are the indices of the elements to remove.\n",opt_name);
1625 m_option_free(&list_opt,&str_list);
1626 return M_OPT_INVALID;
1627 }
1628 if(!obj_list) continue;
1629 if(id >= idx_max || id < -idx_max) {
1630 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: Index %d is out of range.\n",opt_name,id);
1631 continue;
1632 }
1633 if(id < 0)
1634 id = idx_max + id;
1635 free(obj_list[id].name);
1636 free_str_list(&(obj_list[id].attribs));
1637 obj_list[id].name = rem_id;
1638 }
1639
1640 if(!dst) {
1641 m_option_free(&list_opt,&str_list);
1642 return 1;
1643 }
1644
1645 for(i = 0 ; obj_list[i].name ; i++) {
1646 while(obj_list[i].name == rem_id) {
1647 memmove(&obj_list[i],&obj_list[i+1],sizeof(m_obj_settings_t)*(idx_max - i));
1648 idx_max--;
1649 }
1650 }
1651 obj_list = realloc(obj_list,sizeof(m_obj_settings_t)*(idx_max+1));
1652 VAL(dst) = obj_list;
1653
1654 return 1;
1655 }
1656
1657 static int parse_obj_settings_list(const m_option_t* opt,const char *name,
1658 char *param, void* dst, int src) {
1659 int n = 0,r,len = strlen(opt->name);
1660 char *str;
1661 char *ptr, *last_ptr;
1662 m_obj_settings_t *res = NULL,*queue = NULL,*head = NULL;
1663 int op = OP_NONE;
1664
1665 // We need the objects list
1666 if(!opt->priv)
1667 return M_OPT_INVALID;
1668
1669 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
1670 const char* n = &name[len-1];
1671 if(strcasecmp(n,"-add") == 0)
1672 op = OP_ADD;
1673 else if(strcasecmp(n,"-pre") == 0)
1674 op = OP_PRE;
1675 else if(strcasecmp(n,"-del") == 0)
1676 op = OP_DEL;
1677 else if(strcasecmp(n,"-clr") == 0)
1678 op = OP_CLR;
1679 else {
1680 char prefix[len];
1681 strncpy(prefix,opt->name,len-1);
1682 prefix[len-1] = '\0';
1683 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: unknown postfix %s\n"
1684 "Supported postfixes are:\n"
1685 " %s-add\n"
1686 " Append the given list to the current list\n\n"
1687 " %s-pre\n"
1688 " Prepend the given list to the current list\n\n"
1689 " %s-del x,y,...\n"
1690 " Remove the given elements. Take the list element index (starting from 0).\n"
1691 " Negative index can be used (i.e. -1 is the last element)\n\n"
1692 " %s-clr\n"
1693 " Clear the current list.\n",name,n,prefix,prefix,prefix,prefix);
1694
1695 return M_OPT_UNKNOWN;
1696 }
1697 }
1698
1699 // Clear the list ??
1700 if(op == OP_CLR) {
1701 if(dst)
1702 free_obj_settings_list(dst);
1703 return 0;
1704 }
1705
1706 if (param == NULL || strlen(param) == 0)
1707 return M_OPT_MISSING_PARAM;
1708
1709 switch(op) {
1710 case OP_ADD:
1711 if(dst) head = VAL(dst);
1712 break;
1713 case OP_PRE:
1714 if(dst) queue = VAL(dst);
1715 break;
1716 case OP_DEL:
1717 return obj_settings_list_del(name,param,dst,src);
1718 case OP_NONE:
1719 if(dst && VAL(dst))
1720 free_obj_settings_list(dst);
1721 break;
1722 default:
1723 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: FIXME\n",name);
1724 return M_OPT_UNKNOWN;
1725 }
1726
1727 if(!strcmp(param,"help")) {
1728 m_obj_list_t* ol = opt->priv;
1729 mp_msg(MSGT_VFILTER,MSGL_INFO,"Available video filters:\n");
1730 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_FILTERS\n");
1731 for(n = 0 ; ol->list[n] ; n++)
1732 mp_msg(MSGT_VFILTER,MSGL_INFO," %-15s: %s\n",
1733 M_ST_MB(char*,ol->list[n],ol->name_off),
1734 M_ST_MB(char*,ol->list[n],ol->info_off));
1735 mp_msg(MSGT_VFILTER,MSGL_INFO,"\n");
1736 return M_OPT_EXIT - 1;
1737 }
1738 ptr = str = strdup(param);
1739
1740 while(ptr[0] != '\0') {
1741 last_ptr = ptr;
1742 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
1743
1744 if(!ptr) {
1745 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1746 if(r < 0) {
1747 free(str);
1748 return r;
1749 }
1750 n++;
1751 break;
1752 }
1753 ptr[0] = '\0';
1754 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1755 if(r < 0) {
1756 free(str);
1757 return r;
1758 }
1759 ptr++;
1760 n++;
1761 }
1762 free(str);
1763 if(n == 0)
1764 return M_OPT_INVALID;
1765
1766 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
1767 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
1768 return M_OPT_OUT_OF_RANGE;
1769
1770 if(dst) {
1771 if(queue) {
1772 int qsize;
1773 for(qsize = 0 ; queue[qsize].name ; qsize++)
1774 /* NOP */;
1775 res = realloc(res,(qsize+n+1)*sizeof(m_obj_settings_t));
1776 memcpy(&res[n],queue,(qsize+1)*sizeof(m_obj_settings_t));
1777 n += qsize;
1778 free(queue);
1779 }
1780 if(head) {
1781 int hsize;
1782 for(hsize = 0 ; head[hsize].name ; hsize++)
1783 /* NOP */;
1784 head = realloc(head,(hsize+n+1)*sizeof(m_obj_settings_t));
1785 memcpy(&head[hsize],res,(n+1)*sizeof(m_obj_settings_t));
1786 free(res);
1787 res = head;
1788 }
1789 VAL(dst) = res;
1790 }
1791 return 1;
1792 }
1793
1794 static void free_obj_settings_list(void* dst) {
1795 int n;
1796 m_obj_settings_t *d;
1797
1798 if(!dst || !VAL(dst)) return;
1799
1800 d = VAL(dst);
1801 #ifndef NO_FREE
1802 for(n = 0 ; d[n].name ; n++) {
1803 free(d[n].name);
1804 free_str_list(&(d[n].attribs));
1805 }
1806 free(d);
1807 #endif
1808 VAL(dst) = NULL;
1809 }
1810
1811 static void copy_obj_settings_list(const m_option_t* opt,void* dst, void* src) {
1812 m_obj_settings_t *d,*s;
1813 int n;
1814
1815 if(!(dst && src))
1816 return;
1817
1818 s = VAL(src);
1819
1820 if(VAL(dst))
1821 free_obj_settings_list(dst);
1822 if(!s) return;
1823
1824
1825
1826 for(n = 0 ; s[n].name ; n++)
1827 /* NOP */;
1828 d = malloc((n+1)*sizeof(m_obj_settings_t));
1829 for(n = 0 ; s[n].name ; n++) {
1830 d[n].name = strdup(s[n].name);
1831 d[n].attribs = NULL;
1832 copy_str_list(NULL,&(d[n].attribs),&(s[n].attribs));
1833 }
1834 d[n].name = NULL;
1835 d[n].attribs = NULL;
1836 VAL(dst) = d;
1837 }
1838
1839 const m_option_type_t m_option_type_obj_settings_list = {
1840 "Object settings list",
1841 "",
1842 sizeof(m_obj_settings_t*),
1843 M_OPT_TYPE_DYNAMIC|M_OPT_TYPE_ALLOW_WILDCARD,
1844 parse_obj_settings_list,
1845 NULL,
1846 copy_obj_settings_list,
1847 copy_obj_settings_list,
1848 copy_obj_settings_list,
1849 free_obj_settings_list,
1850 };
1851
1852
1853
1854 static int parse_obj_presets(const m_option_t* opt,const char *name,
1855 char *param, void* dst, int src) {
1856 m_obj_presets_t* obj_p = (m_obj_presets_t*)opt->priv;
1857 m_struct_t *in_desc,*out_desc;
1858 int s,i;
1859 unsigned char* pre;
1860 char* pre_name = NULL;
1861
1862 if(!obj_p) {
1863 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Presets need a pointer to a m_obj_presets_t in the priv field.\n",name);
1864 return M_OPT_PARSER_ERR;
1865 }
1866
1867 if(!param)
1868 return M_OPT_MISSING_PARAM;
1869
1870 pre = obj_p->presets;
1871 in_desc = obj_p->in_desc;
1872 out_desc = obj_p->out_desc ? obj_p->out_desc : obj_p->in_desc;
1873 s = in_desc->size;
1874
1875 if(!strcmp(param,"help")) {
1876 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available presets for %s->%s:",out_desc->name,name);
1877 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1878 pre += s)
1879 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1880 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1881 return M_OPT_EXIT - 1;
1882 }
1883
1884 for(pre_name = M_ST_MB(char*,pre,obj_p->name_off) ; pre_name ;
1885 pre += s, pre_name = M_ST_MB(char*,pre,obj_p->name_off)) {
1886 if(!strcmp(pre_name,param)) break;
1887 }
1888 if(!pre_name) {
1889 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: There is no preset named %s\n"
1890 "Available presets are:",name,param);
1891 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1892 pre += s)
1893 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1894 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1895 return M_OPT_INVALID;
1896 }
1897
1898 if(!dst) return 1;
1899
1900 for(i = 0 ; in_desc->fields[i].name ; i++) {
1901 const m_option_t* out_opt = m_option_list_find(out_desc->fields,
1902 in_desc->fields[i].name);
1903 if(!out_opt) {
1904 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unable to find the target option for field %s.\nPlease report this to the developers.\n",name,in_desc->fields[i].name);
1905 return M_OPT_PARSER_ERR;
1906 }
1907 m_option_copy(out_opt,M_ST_MB_P(dst,out_opt->p),M_ST_MB_P(pre,in_desc->fields[i].p));
1908 }
1909 return 1;
1910 }
1911
1912
1913 const m_option_type_t m_option_type_obj_presets = {
1914 "Object presets",
1915 "",
1916 0,
1917 0,
1918 parse_obj_presets,
1919 NULL,
1920 NULL,
1921 NULL,
1922 NULL,
1923 NULL
1924 };
1925
1926 static int parse_custom_url(const m_option_t* opt,const char *name,
1927 char *url, void* dst, int src) {
1928 int pos1, pos2, r, v6addr = 0;
1929 char *ptr1=NULL, *ptr2=NULL, *ptr3=NULL, *ptr4=NULL;
1930 m_struct_t* desc = opt->priv;
1931
1932 if(!desc) {
1933 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Custom URL needs a pointer to a m_struct_t in the priv field.\n",name);
1934 return M_OPT_PARSER_ERR;
1935 }
1936
1937 // extract the protocol
1938 ptr1 = strstr(url, "://");
1939 if( ptr1==NULL ) {
1940 // Filename only
1941 if(m_option_list_find(desc->fields,"filename")) {
1942 m_struct_set(desc,dst,"filename",url);
1943 return 1;
1944 }
1945 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Option %s: URL doesn't have a valid protocol!\n",name);
1946 return M_OPT_INVALID;
1947 }
1948 if(m_option_list_find(desc->fields,"string")) {
1949 if(strlen(ptr1)>3) {
1950 m_struct_set(desc,dst,"string",ptr1+3);
1951 return 1;
1952 }
1953 }
1954 pos1 = ptr1-url;
1955 if(dst && m_option_list_find(desc->fields,"protocol")) {
1956 ptr1[0] = '\0';
1957 r = m_struct_set(desc,dst,"protocol",url);
1958 ptr1[0] = ':';
1959 if(r < 0) {
1960 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting protocol.\n",name);
1961 return r;
1962 }
1963 }
1964
1965 // jump the "://"
1966 ptr1 += 3;
1967 pos1 += 3;
1968
1969 // check if a username:password is given
1970 ptr2 = strstr(ptr1, "@");
1971 ptr3 = strstr(ptr1, "/");
1972 if( ptr3!=NULL && ptr3<ptr2 ) {
1973 // it isn't really a username but rather a part of the path
1974 ptr2 = NULL;
1975 }
1976 if( ptr2!=NULL ) {
1977
1978 // We got something, at least a username...
1979 if(!m_option_list_find(desc->fields,"username")) {
1980 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a username part.\n",name);
1981 // skip
1982 } else {
1983 ptr3 = strstr(ptr1, ":");
1984 if( ptr3!=NULL && ptr3<ptr2 ) {
1985 // We also have a password
1986 if(!m_option_list_find(desc->fields,"password")) {
1987 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a password part.\n",name);
1988 // skip
1989 } else { // Username and password
1990 if(dst) {
1991 ptr3[0] = '\0';
1992 r = m_struct_set(desc,dst,"username",ptr1);
1993 ptr3[0] = ':';
1994 if(r < 0) {
1995 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
1996 return r;
1997 }
1998 ptr2[0] = '\0';
1999 r = m_struct_set(desc,dst,"password",ptr3+1);
2000 ptr2[0] = '@';
2001 if(r < 0) {
2002 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting password.\n",name);
2003 return r;
2004 }
2005 }
2006 }
2007 } else { // User name only
2008 ptr2[0] = '\0';
2009 r = m_struct_set(desc,dst,"username",ptr1);
2010 ptr2[0] = '@';
2011 if(r < 0) {
2012 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
2013 return r;
2014 }
2015 }
2016 }
2017 ptr1 = ptr2+1;
2018 pos1 = ptr1-url;
2019 }
2020
2021 // before looking for a port number check if we have an IPv6 type numeric address
2022 // in an IPv6 URL the numeric address should be inside square braces.
2023 ptr2 = strstr(ptr1, "[");
2024 ptr3 = strstr(ptr1, "]");
2025 // If the [] is after the first it isn't the hostname
2026 ptr4 = strstr(ptr1, "/");
2027 if( ptr2!=NULL && ptr3!=NULL && (ptr2 < ptr3) && (!ptr4 || ptr4 > ptr3)) {
2028 // we have an IPv6 numeric address
2029 ptr1++;
2030 pos1++;
2031 ptr2 = ptr3;
2032 v6addr = 1;
2033 } else {
2034 ptr2 = ptr1;
2035 }
2036
2037 // look if the port is given
2038 ptr2 = strstr(ptr2, ":");
2039 // If the : is after the first / it isn't the port
2040 ptr3 = strstr(ptr1, "/");
2041 if(ptr3 && ptr3 - ptr2 < 0) ptr2 = NULL;
2042 if( ptr2==NULL ) {
2043 // No port is given
2044 // Look if a path is given
2045 if( ptr3==NULL ) {
2046 // No path/filename
2047 // So we have an URL like http://www.hostname.com
2048 pos2 = strlen(url);
2049 } else {
2050 // We have an URL like http://www.hostname.com/file.txt
2051 pos2 = ptr3-url;
2052 }
2053 } else {
2054 // We have an URL beginning like http://www.hostname.com:1212
2055 // Get the port number
2056 if(!m_option_list_find(desc->fields,"port")) {
2057 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a port part.\n",name);
2058 // skip
2059 } else {
2060 if(dst) {
2061 int p = atoi(ptr2+1);
2062 char tmp[100];
2063 snprintf(tmp,99,"%d",p);
2064 r = m_struct_set(desc,dst,"port",tmp);
2065 if(r < 0) {
2066 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting port.\n",name);
2067 return r;
2068 }
2069 }
2070 }
2071 pos2 = ptr2-url;
2072 }
2073 if( v6addr ) pos2--;
2074 // Get the hostname
2075 if(pos2-pos1 > 0) {
2076 if(!m_option_list_find(desc->fields,"hostname")) {
2077 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2078 // skip
2079 } else {
2080 char tmp[pos2-pos1+1];
2081 strncpy(tmp,ptr1, pos2-pos1);
2082 tmp[pos2-pos1] = '\0';
2083 r = m_struct_set(desc,dst,"hostname",tmp);
2084 if(r < 0) {
2085 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting hostname.\n",name);
2086 return r;
2087 }
2088 }
2089 }
2090 // Look if a path is given
2091 ptr2 = strstr(ptr1, "/");
2092 if( ptr2!=NULL ) {
2093 // A path/filename is given
2094 // check if it's not a trailing '/'
2095 if( strlen(ptr2)>1 ) {
2096 // copy the path/filename in the URL container
2097 if(!m_option_list_find(desc->fields,"filename")) {
2098 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2099 // skip
2100 } else {
2101 if(dst) {
2102 int l = strlen(ptr2+1) + 1;
2103 char* fname = ptr2+1;
2104 if(l > 1) {
2105 fname = malloc(l);
2106 url_unescape_string(fname,ptr2+1);
2107 }
2108 r = m_struct_set(desc,dst,"filename",fname);
2109 if(fname != ptr2+1)
2110 free(fname);
2111 if(r < 0) {
2112 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting filename.\n",name);
2113 return r;
2114 }
2115 }
2116 }
2117 }
2118 }
2119 return 1;
2120 }
2121
2122 /// TODO : Write the other needed funcs for 'normal' options
2123 const m_option_type_t m_option_type_custom_url = {
2124 "Custom URL",
2125 "",
2126 0,
2127 0,
2128 parse_custom_url,
2129 NULL,
2130 NULL,
2131 NULL,
2132 NULL,
2133 NULL
2134 };
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