1
2
3
4 /* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
5
6 Copyright 2007-2017 Thomas Schmitt, <scdbackup@gmx.net>
7
8 Provided under GPL version 2 or later.
9
10 This file contains functions which are needed to read data
11 from ISO image.
12 */
13
14 #ifdef HAVE_CONFIG_H
15 #include "../config.h"
16 #endif
17
18 #include <ctype.h>
19 #include <sys/types.h>
20 #include <unistd.h>
21 #include <stdlib.h>
22 #include <stdio.h>
23 #include <string.h>
24 #include <sys/stat.h>
25 #include <sys/time.h>
26 #include <time.h>
27 #include <errno.h>
28 #include <pthread.h>
29
30 #ifdef HAVE_STDINT_H
31 #include <stdint.h>
32 #else
33 #ifdef HAVE_INTTYPES_H
34 #include <inttypes.h>
35 #endif
36 #endif
37
38 #ifdef Xorriso_standalonE
39
40 #ifdef Xorriso_with_libjtE
41 #include "../libjte/libjte.h"
42 #endif
43
44 #else
45
46 #ifdef Xorriso_with_libjtE
47 #include <libjte/libjte.h>
48 #endif
49
50 #endif /* ! Xorriso_standalonE */
51
52 #include "xorriso.h"
53 #include "xorriso_private.h"
54
55 #include "base_obj.h"
56 #include "lib_mgt.h"
57
58
59
60 /* See Xorriso__preset_signal_behavior() */
61 static int Xorriso_signal_behavioR= 1;
62
63
Xorriso__version(int * major,int * minor,int * micro)64 void Xorriso__version(int *major, int *minor, int *micro)
65 {
66 *major= Xorriso_header_version_majoR;
67 *minor= Xorriso_header_version_minoR;
68 *micro= Xorriso_header_version_micrO;
69 }
70
71
Xorriso__is_compatible(int major,int minor,int micro,int flag)72 int Xorriso__is_compatible(int major, int minor, int micro, int flag)
73 {
74 int own_major, own_minor, own_micro;
75
76 Xorriso__version(&own_major, &own_minor, &own_micro);
77 return(own_major > major ||
78 (own_major == major && (own_minor > minor ||
79 (own_minor == minor && own_micro >= micro))));
80 }
81
82
Xorriso__get_patch_level_text(int flag)83 char *Xorriso__get_patch_level_text(int flag)
84 {
85 return(Xorriso_program_patch_leveL);
86 }
87
88
89 /** The list of startup file names */
90 #define Xorriso_rc_nuM 4
91
92 static char Xorriso_sys_rc_nameS[Xorriso_rc_nuM][80]= {
93 "/etc/default/xorriso",
94 "/etc/opt/xorriso/rc",
95 "/etc/xorriso/xorriso.conf",
96 "placeholder for $HOME/.xorrisorc"
97 };
98
99
Xorriso_new(struct XorrisO ** xorriso,char * progname,int flag)100 int Xorriso_new(struct XorrisO ** xorriso,char *progname, int flag)
101 {
102 int i, ret;
103 struct XorrisO *m;
104 char *leafname= NULL;
105
106 leafname= TSOB_FELD(char, SfileadrL);
107 if(leafname == NULL)
108 return(-1);
109 *xorriso= m= TSOB_FELD(struct XorrisO,1);
110 if(m==NULL) {
111 free(leafname);
112 return(-1);
113 }
114
115 /* Base initialization by actions which must not fail */
116
117 m->libs_are_started= 0;
118 strncpy(m->progname,progname,sizeof(m->progname)-1);
119 m->progname[sizeof(m->progname)-1]= 0;
120 if(getcwd(m->initial_wdx,sizeof(m->initial_wdx)-1)==NULL)
121 m->initial_wdx[0]= 0;
122 m->no_rc= 0;
123 m->argument_emulation= 0;
124
125 m->rc_filename_count= Xorriso_rc_nuM;
126 for(i=0;i<m->rc_filename_count-1;i++)
127 strcpy(m->rc_filenames[i],Xorriso_sys_rc_nameS[i]);
128 m->rc_filenames[m->rc_filename_count-1][0]= 0;
129 m->arrange_args= 0;
130 m->mkisofsrc_done= 0;
131
132 m->wdi[0]= 0;
133 strcpy(m->wdx, m->initial_wdx);
134 m->did_something_useful= 0;
135 m->add_plainly= 0;
136 m->split_size= 0;
137 strcpy(m->list_delimiter, "--");
138 m->ino_behavior= 1 | 2 | 4 | 32; /* off:no_lsl_count */
139 m->iso_level= 3;
140 m->iso_level_is_default= 1;
141 m->do_joliet= 0;
142 m->do_hfsplus= 0;
143 m->do_fat= 0;
144 m->do_rockridge= 1;
145 m->do_iso1999= 0;
146 m->ecma119_map= 1;
147 m->do_aaip= 0;
148 m->do_md5= 0;
149 m->no_emul_toc= 0;
150 m->do_old_empty= 0;
151 m->scdbackup_tag_name[0]= 0;
152 m->scdbackup_tag_time[0]= 0;
153 m->scdbackup_tag_written[0]= 0;
154 m->scdbackup_tag_listname[0]= 0;
155 m->relax_compliance= 0;
156 m->allow_dir_id_ext_dflt= 1;
157 m->rr_reloc_dir[0]= 0;
158 m->rr_reloc_flags= 1;
159 m->untranslated_name_len= 0;
160 m->do_follow_pattern= 1;
161 m->do_follow_param= 0;
162 m->do_follow_links= 0;
163 m->follow_link_limit= 100;
164 m->resolve_link_rec_count= 0;
165 m->resolve_link_rec_limit= 100;
166 m->do_follow_concat= 0;
167 m->do_follow_mount= 1;
168 m->do_global_uid= 0;
169 m->global_uid= 0;
170 strcpy(m->volid, "ISOIMAGE");
171 m->volid_default= 1;
172 m->loaded_volid[0]= 0;
173 m->assert_volid[0]= 0;
174 m->assert_volid_sev[0]= 0;
175 m->preparer_id[0]= 0;
176 m->publisher[0]= 0;
177 m->application_id[0]= 0;
178 m->system_id[0]= 0;
179 m->volset_id[0]= 0;
180 m->copyright_file[0]= 0;
181 m->biblio_file[0]= 0;
182 m->abstract_file[0]= 0;
183 strcpy(m->application_use, " ");
184 m->session_logfile[0]= 0;
185 m->session_lba= -1;
186 m->session_blocks= 0;
187 m->do_global_gid= 0;
188 m->global_gid= 0;
189 m->do_global_mode= 0;
190 m->global_dir_mode= 0555;
191 m->global_file_mode= 0444;
192 m->do_tao= 0;
193 m->filters= NULL;
194 m->filter_list_closed= 0;
195 m->zlib_level_default= m->zlib_level= 6;
196 m->zisofs_block_size= m->zisofs_block_size_default= (1 << 15);
197 m->zisofs_by_magic= 0;
198 m->do_overwrite= 2;
199 m->do_reassure= 0;
200 m->drive_blacklist= NULL;
201 m->drive_greylist= NULL;
202 m->drive_whitelist= NULL;
203 m->toc_emulation_flag= 0;
204 m->image_start_mode= 0;
205 m->image_start_value[0]= 0;
206 m->displacement= 0;
207 m->displacement_sign= 0;
208 m->read_fs= 0;
209 m->drives_exclusive= 1;
210 m->linux_scsi_dev_family= 0;
211 m->early_stdio_test= 0;
212 m->cache_num_tiles= 0;
213 m->cache_tile_blocks= 0;
214 m->cache_default= 1 | 2;
215 m->do_calm_drive= 1;
216 m->indev[0]= 0;
217 m->in_drive_handle= NULL;
218 m->in_volset_handle= NULL;
219 m->in_charset= NULL;
220 m->isofs_st_out= time(0) - 1;
221 m->indev_is_exclusive= 1;
222 m->indev_off_adr[0]= 0;
223 m->isofs_st_in= 0;
224 m->volset_change_pending= 0;
225 m->no_volset_present= 0;
226 m->in_sector_map= NULL;
227 m->check_media_default= NULL;
228 m->check_media_bad_limit= Xorriso_read_quality_invaliD;
229 m->outdev[0]= 0;
230 m->out_drive_handle= NULL;
231 m->out_charset= NULL;
232 m->dev_fd_1= -1;
233 m->outdev_is_exclusive= 1;
234 m->outdev_off_adr[0]= 0;
235 m->grow_blindly_msc2= -1;
236 m->ban_stdio_write= 0;
237 m->do_dummy= 0;
238 m->do_close= 0;
239 m->auto_close= 0;
240 m->write_speed= 0; /* max */
241 m->read_speed= -2; /* do not set */
242 m->fs= 4*512; /* 4 MiB */
243 m->padding= 300*1024;
244 m->do_padding_by_libisofs= 0;
245 m->alignment= 0;
246 m->do_stream_recording= 0;
247 m->dvd_obs= 0;
248 m->modesty_on_drive= 0;
249 m->min_buffer_usec= 5000;
250 m->max_buffer_usec= 25000;
251 m->buffer_timeout_sec= 120;
252 m->min_buffer_percent= 90;
253 m->max_buffer_percent= 95;
254 m->use_immed_bit= 0;
255 m->use_immed_bit_default= 0;
256 m->stdio_sync= 0;
257 m->stdio_sync_is_default= 1;
258 m->keep_boot_image= 0;
259 m->boot_image_cat_path[0]= 0;
260 m->boot_image_cat_hidden= 0;
261 m->boot_count= 0;
262 m->boot_platform_id= 0x00; /* El Torito Boot Catalog Platform ID: 0 = 80x86 */
263 m->patch_isolinux_image= 0;
264 m->boot_image_bin_path[0]= 0;
265 m->boot_image_bin_form[0]= 0;
266 m->boot_image_emul= 0;
267 m->boot_emul_default= 1;
268 m->boot_image_load_size= 4 * 512; /* hearsay out of libisofs/demo/iso.c */
269 m->boot_img_size_default= 1;
270 m->boot_img_full_size= 0;
271 memset(m->boot_id_string, 0, sizeof(m->boot_id_string));
272 memset(m->boot_selection_crit, 0, sizeof(m->boot_selection_crit));
273
274 #ifdef Xorriso_with_isohybriD
275 m->boot_image_isohybrid= 1;
276 #else
277 m->boot_image_isohybrid= 0;
278 #endif
279
280 m->boot_efi_default= 0;
281 m->system_area_disk_path[0]= 0;
282 m->system_area_clear_loaded= 0;
283 m->system_area_options= 0;
284 m->patch_system_area= 0;
285 m->partition_offset= 0;
286 m->partition_secs_per_head= 0;
287 m->partition_heads_per_cyl= 0;
288 m->prep_partition[0]= 0;
289 m->efi_boot_partition[0]= 0;
290 for(i= 0; i < Xorriso_max_appended_partitionS; i++) {
291 m->appended_partitions[i]= NULL;
292 m->appended_part_types[i]= 0;
293 }
294 m->appended_as_gpt= 0;
295 m->appended_as_apm= 0;
296 m->part_like_isohybrid= 0;
297 m->iso_mbr_part_type= -1;
298 memset(m->gpt_guid, 0, 16);
299 m->gpt_guid_mode= 0;
300 m->ascii_disc_label[0]= 0;
301 m->grub2_sparc_core[0]= 0;
302 memset(m->hfsp_serial_number, 0, 8);
303 m->hfsp_block_size= 0;
304 m->apm_block_size= 0;
305 m->vol_creation_time= 0;
306 m->vol_modification_time= 0;
307 m->vol_expiration_time= 0;
308 m->vol_effective_time= 0;
309 m->vol_uuid[0]= 0;
310 m->all_file_dates[0]= 0;
311
312 #ifdef Xorriso_with_libjtE
313 m->libjte_handle= NULL;
314 #endif
315
316 m->jigdo_params= NULL;
317 m->jigdo_values= NULL;
318 m->libjte_params_given= 0;
319 m->loaded_boot_bin_lba= 0;
320 m->loaded_boot_cat_path[0]= 0;
321 m->allow_graft_points= 0;
322 m->allow_restore= 0;
323 m->do_concat_split= 1;
324 m->do_auto_chmod= 0;
325 m->do_restore_sort_lba= 0;
326 m->do_strict_acl= 0;
327 m->dialog= 0;
328 m->buffered_dialog= NULL;
329 m->bsl_interpretation= 0;
330 m->sh_style_result= 0;
331 m->search_mode= 0;
332 m->structured_search= 1;
333 m->do_iso_rr_pattern= 1;
334 m->do_disk_pattern= 2;
335 m->temp_mem_limit= 16*1024*1024;
336 m->file_size_limit= Xorriso_default_file_size_limiT;
337 m->file_name_limit= 255;
338 m->disk_exclusions= NULL;
339 m->iso_rr_hidings= NULL;
340 m->joliet_hidings= NULL;
341 m->hfsplus_hidings= NULL;
342 m->disk_excl_mode= 1;
343 m->use_stdin= 0;
344 m->tolerate_stdin_eof= 0;
345 m->result_page_length= 0;
346 m->result_page_width= 80;
347 m->mark_text[0]= 0;
348 m->packet_output= 0;
349 for(i=0; i<4; i++) {
350 m->logfile[i][0]= 0;
351 m->logfile_fp[i]= NULL;
352 }
353 m->pktlog_fp= NULL;
354 m->stderr_fp= NULL;
355 for(i= 0; i < Xorriso_max_outlist_stacK; i++) {
356 m->result_msglists[i]= NULL;
357 m->info_msglists[i]= NULL;
358 m->msglist_flags[i]= 0;
359 }
360 m->lib_msg_queue_lock_ini= 0;
361 m->result_msglists_lock_ini= 0;
362 m->write_to_channel_lock_ini= 0;
363 m->msg_watcher_lock_ini= 0;
364 m->msg_watcher_state= 0;
365 m->msgw_result_handler= NULL;
366 m->msgw_result_handle= NULL;
367 m->msgw_info_handler= NULL;
368 m->msgw_info_handle= NULL;
369 m->msgw_stack_handle= -1;
370 m->msgw_msg_pending= 0;
371 m->msgw_fetch_lock_ini= 0;
372 m->msg_sieve= NULL;
373 m->msg_sieve_disabled= 0;
374 m->msglist_stackfill= 0;
375 m->status_history_max= Xorriso_status_history_maX;
376 m->scsi_log= 0;
377 strcpy(m->report_about_text, "UPDATE");
378 Xorriso__text_to_sev(m->report_about_text, &m->report_about_severity, 0);
379 m->library_msg_direct_print= 0;
380 strcpy(m->abort_on_text,"FAILURE");
381 Xorriso__text_to_sev(m->abort_on_text, &m->abort_on_severity, 0);
382 m->abort_on_is_default= 1;
383 m->problem_status= 0;
384 m->problem_status_lock_ini= 0;
385 m->problem_status_text[0]= 0;
386 m->errfile_log[0]= 0;
387 m->errfile_mode= 0;
388 m->errfile_fp= NULL;
389
390 m->img_read_error_mode= 1; /* abort faulty image reading with FAILURE */
391 m->extract_error_mode= 1; /* keep extracted files after read error */
392 strcpy(m->return_with_text, "SORRY");
393 Xorriso__text_to_sev(m->return_with_text, &m->return_with_severity, 0);
394 m->return_with_value= 32;
395 m->eternal_problem_status= 0;
396 m->eternal_problem_status_text[0]= 0;
397 m->re= NULL;
398 /* >>> ??? how to initialize m->match[0] ? */
399 m->re_constants= NULL;
400 m->re_count= 0;
401 m->re_fill= 0;
402 m->reg_expr[0]= 0;
403 m->run_state= 0;
404 m->is_dialog= 0;
405 m->bar_is_fresh= 0;
406 m->pending_option[0]= 0;
407 m->request_to_abort= 0;
408 m->request_not_to_ask= 0;
409 m->idle_time= 0.0;
410 m->re_failed_at= -1;
411 m->prepended_wd= 0;
412 m->insert_count= 0;
413 m->insert_bytes= 0;
414 m->error_count= 0;
415 m->launch_frontend_banned= 0;
416 m->pacifier_style= 0;
417 m->pacifier_interval= 1.0;
418 m->pacifier_count= 0;
419 m->pacifier_prev_count= 0;
420 m->pacifier_total= 0;
421 m->pacifier_byte_count= 0;
422 m->pacifier_fifo= NULL;
423 m->start_time= 0.0;
424 m->last_update_time= 0.0;
425 m->find_compare_result= 1;
426 m->find_check_md5_result= 0;
427 m->last_abort_file_time= 0.0;
428
429 m->node_counter= 0;
430 m->node_array_size= 0;
431 m->node_array= NULL;
432 m->node_disk_prefixes= NULL;
433 m->node_img_prefixes= NULL;
434
435 m->hln_count= 0;
436 m->hln_array= NULL;
437 m->hln_targets= NULL;
438 m->hln_change_pending= 0;
439 m->di_do_widen= NULL;
440 m->di_disk_paths= NULL;
441 m->di_iso_paths= NULL;
442
443 m->node_targets_availmem= 0;
444
445 m->di_count= 0;
446 m->di_array= NULL;
447
448 m->perm_stack= NULL;
449
450 m->update_flags= 0;
451
452 m->show_hfs_cmd_flag= 0;
453 m->show_hfs_cmd_count= 0;
454 m->show_hfs_cmds= NULL;
455
456 m->result_line[0]= 0;
457 m->result_line_counter= 0;
458 m->result_page_counter= 0;
459 m->result_open_line_len= 0;
460
461 m->info_text[0]= 0;
462
463
464 /* Here begin actions which might fail */
465
466 ret= Sfile_leafname(progname, leafname, 0);
467 if(ret<=0)
468 goto failure;
469 if(strcmp(leafname, "osirrox")==0) {
470 m->allow_restore= 1;
471 m->drives_exclusive= 0;
472 } else if(strcmp(leafname, "xorrisofs")==0 || strcmp(leafname, "genisofs")==0 ||
473 strcmp(leafname, "mkisofs")==0 || strcmp(leafname, "genisoimage")==0) {
474 m->argument_emulation= 1;
475 m->pacifier_style= 1;
476 Xorriso_protect_stdout(*xorriso, 0);
477 } else if(strcmp(leafname, "xorrecord")==0 || strcmp(leafname, "wodim")==0 ||
478 strcmp(leafname, "cdrecord")==0 || strcmp(leafname, "cdrskin")==0) {
479 m->argument_emulation= 2;
480 m->pacifier_style= 2;
481 }
482 ret= Exclusions_new(&(m->disk_exclusions), 0);
483 if(ret<=0)
484 goto failure;
485 ret= Exclusions_new(&(m->iso_rr_hidings), 0);
486 if(ret<=0)
487 goto failure;
488 ret= Exclusions_new(&(m->joliet_hidings), 0);
489 if(ret<=0)
490 goto failure;
491 ret= Exclusions_new(&(m->hfsplus_hidings), 0);
492 if(ret<=0)
493 goto failure;
494 Xorriso_relax_compliance(m, "default", 0);
495 ret= Xorriso_lst_new(&(m->drive_greylist), "/dev", m->drive_greylist, 1);
496 if(ret <= 0)
497 goto failure;
498 Xorriso_preparer_string(m, m->preparer_id, 1); /* avoids library calls */
499 ret= pthread_mutex_init(&(m->lib_msg_queue_lock), NULL);
500 if(ret != 0)
501 goto failure;
502 m->lib_msg_queue_lock_ini= 1;
503 ret= pthread_mutex_init(&(m->result_msglists_lock), NULL);
504 if(ret != 0)
505 goto failure;
506 m->result_msglists_lock_ini= 1;
507 ret= pthread_mutex_init(&(m->write_to_channel_lock), NULL);
508 if(ret != 0)
509 goto failure;
510 m->result_msglists_lock_ini= 1;
511 ret= pthread_mutex_init(&(m->problem_status_lock), NULL);
512 if(ret != 0)
513 goto failure;
514 m->problem_status_lock_ini= 1;
515 ret= pthread_mutex_init(&(m->msg_watcher_lock), NULL);
516 if(ret != 0)
517 goto failure;
518 m->msg_watcher_lock_ini= 1;
519 ret= pthread_mutex_init(&(m->msgw_fetch_lock), NULL);
520 if(ret != 0)
521 goto failure;
522 m->msgw_fetch_lock_ini= 1;
523
524 if(leafname != NULL)
525 free(leafname);
526 return(1);
527 failure:;
528 Xorriso_destroy(xorriso, 0);
529 if(leafname != NULL)
530 free(leafname);
531 return(-1);
532 }
533
534
Xorriso_destroy_re(struct XorrisO * m,int flag)535 int Xorriso_destroy_re(struct XorrisO *m, int flag)
536 {
537 int i;
538
539 if(m->re!=NULL) {
540 for(i=0;i<m->re_fill;i++) {
541 if(m->re_constants!=NULL)
542 if(m->re_constants[i]!=NULL)
543 continue; /* ,->re[i] was never subject to regcomp() */
544 regfree(&(m->re[i]));
545 }
546 free((char *) m->re);
547 m->re= NULL;
548 }
549
550 if(m->re_constants!=NULL) {
551 for(i=0;i<m->re_fill;i++)
552 if(m->re_constants[i]!=NULL)
553 free(m->re_constants[i]);
554 free((char *) m->re_constants);
555 m->re_constants= NULL;
556 }
557 m->re_count= 0;
558 m->re_fill= 0;
559 return(1);
560 }
561
562
563 /* @param flag bit0= global shutdown of libraries */
Xorriso_destroy(struct XorrisO ** xorriso,int flag)564 int Xorriso_destroy(struct XorrisO **xorriso, int flag)
565 {
566 struct XorrisO *m;
567 int i;
568
569 m= *xorriso;
570 if(m==NULL)
571 return(0);
572
573 /* Give up drives and image to unref all connected xorriso objects */
574 Xorriso_give_up_drive(m, 3);
575
576 if(m->in_charset!=NULL)
577 free(m->in_charset);
578 if(m->out_charset!=NULL)
579 free(m->out_charset);
580 Checkmediajob_destroy(&(m->check_media_default), 0);
581 Sectorbitmap_destroy(&(m->in_sector_map), 0);
582 Xorriso_destroy_re(m,0);
583 Exclusions_destroy(&(m->disk_exclusions), 0);
584 Exclusions_destroy(&(m->iso_rr_hidings), 0);
585 Exclusions_destroy(&(m->joliet_hidings), 0);
586 Exclusions_destroy(&(m->hfsplus_hidings), 0);
587 Xorriso_destroy_all_extf(m, 0);
588 Xorriso_lst_destroy_all(&(m->drive_blacklist), 0);
589 Xorriso_lst_destroy_all(&(m->drive_greylist), 0);
590 Xorriso_lst_destroy_all(&(m->drive_whitelist), 0);
591 Xorriso_destroy_node_array(m, 0);
592 Xorriso_destroy_hln_array(m, 0);
593 Xorriso_destroy_di_array(m, 0);
594
595 #ifdef Xorriso_with_libjtE
596 if(m->libjte_handle)
597 libjte_destroy(&(m->libjte_handle));
598 #endif
599
600 Xorriso_lst_destroy_all(&(m->jigdo_params), 0);
601 Xorriso_lst_destroy_all(&(m->jigdo_values), 0);
602 for(i= 0; i < Xorriso_max_appended_partitionS; i++)
603 if(m->appended_partitions[i] != NULL)
604 free(m->appended_partitions[i]);
605
606 Xorriso_detach_libraries(m, flag&1);
607
608 if(m->lib_msg_queue_lock_ini)
609 pthread_mutex_destroy(&(m->lib_msg_queue_lock));
610 if(m->result_msglists_lock_ini)
611 pthread_mutex_destroy(&(m->result_msglists_lock));
612 if(m->write_to_channel_lock_ini)
613 pthread_mutex_destroy(&(m->write_to_channel_lock));
614 if(m->problem_status_lock_ini)
615 pthread_mutex_destroy(&(m->problem_status_lock));
616 if(m->msg_watcher_lock_ini)
617 pthread_mutex_destroy(&(m->msg_watcher_lock));
618 if(m->msgw_fetch_lock_ini)
619 pthread_mutex_destroy(&(m->msgw_fetch_lock));
620 Xorriso_sieve_dispose(m, 0);
621
622 free((char *) m);
623 *xorriso= NULL;
624 return(1);
625 }
626
627
Xorriso_destroy_node_array(struct XorrisO * xorriso,int flag)628 int Xorriso_destroy_node_array(struct XorrisO *xorriso, int flag)
629 {
630 int i;
631
632 if(xorriso->node_array != NULL) {
633 for(i= 0; i < xorriso->node_counter; i++)
634 iso_node_unref((IsoNode *) xorriso->node_array[i]);
635 free(xorriso->node_array);
636 }
637 xorriso->node_array= NULL;
638 xorriso->node_counter= xorriso->node_array_size= 0;
639 Xorriso_lst_destroy_all(&(xorriso->node_disk_prefixes), 0);
640 Xorriso_lst_destroy_all(&(xorriso->node_img_prefixes), 0);
641 return(1);
642 }
643
644
645 /* @param flag bit0= do not destroy hln_array but only hln_targets
646 */
Xorriso_destroy_hln_array(struct XorrisO * xorriso,int flag)647 int Xorriso_destroy_hln_array(struct XorrisO *xorriso, int flag)
648 {
649 int i;
650
651
652 if(xorriso->hln_array != NULL && !(flag & 1)) {
653 for(i= 0; i < xorriso->hln_count; i++)
654 iso_node_unref((IsoNode *) xorriso->hln_array[i]);
655 free(xorriso->hln_array);
656 xorriso->hln_array= NULL;
657 xorriso->hln_count= 0;
658 }
659 if(xorriso->hln_targets != NULL) {
660 for(i= 0; i < xorriso->hln_count; i++)
661 if(xorriso->hln_targets[i] != NULL)
662 free(xorriso->hln_targets[i]);
663 free(xorriso->hln_targets);
664 xorriso->hln_targets= NULL;
665 }
666 xorriso->node_targets_availmem= 0;
667 return(1);
668 }
669
670
Xorriso_destroy_di_array(struct XorrisO * xorriso,int flag)671 int Xorriso_destroy_di_array(struct XorrisO *xorriso, int flag)
672 {
673 int i;
674
675 if(xorriso->di_array != NULL) {
676 for(i= 0; i < xorriso->di_count; i++)
677 if(xorriso->di_array[i] != NULL)
678 iso_node_unref((IsoNode *) xorriso->di_array[i]);
679 free(xorriso->di_array);
680 xorriso->di_array= NULL;
681 }
682 if(xorriso->di_do_widen != NULL) {
683 free(xorriso->di_do_widen);
684 xorriso->di_do_widen= NULL;
685 }
686 Xorriso_lst_destroy_all(&(xorriso->di_disk_paths), 0);
687 Xorriso_lst_destroy_all(&(xorriso->di_iso_paths), 0);
688 xorriso->di_count= 0;
689
690 #ifdef NIX
691 /* <<< */
692 fprintf(stderr, "xorriso_DEBUG: get_di_count= %lu\n",
693 Xorriso_get_di_counteR);
694 #endif /* NIX */
695
696 return(1);
697 }
698
699
Xorriso_new_node_array(struct XorrisO * xorriso,off_t mem_limit,int addon_nodes,int flag)700 int Xorriso_new_node_array(struct XorrisO *xorriso, off_t mem_limit,
701 int addon_nodes, int flag)
702 {
703 int i;
704
705 if(xorriso->node_counter <= 0)
706 return(1);
707
708 xorriso->node_array= calloc(xorriso->node_counter + addon_nodes,
709 sizeof(IsoNode *));
710 if(xorriso->node_array == NULL) {
711 Xorriso_no_malloc_memory(xorriso, NULL, 0);
712 return(-1);
713 }
714 for(i= 0; i < xorriso->node_counter + addon_nodes; i++)
715 xorriso->node_array[i]= NULL;
716 xorriso->node_array_size= xorriso->node_counter + addon_nodes;
717 xorriso->node_counter= 0;
718 return(1);
719 }
720
721
722 /* @param flag bit0= do not allocate hln_array but only hln_targets
723 */
Xorriso_new_hln_array(struct XorrisO * xorriso,off_t mem_limit,int flag)724 int Xorriso_new_hln_array(struct XorrisO *xorriso, off_t mem_limit, int flag)
725 {
726 int i;
727
728 Xorriso_destroy_hln_array(xorriso, flag & 1);
729 if(xorriso->hln_count <= 0)
730 return(1);
731
732 if(!(flag & 1)) {
733 xorriso->hln_array= calloc(xorriso->hln_count, sizeof(char *));
734 if(xorriso->hln_array == NULL) {
735 Xorriso_no_malloc_memory(xorriso, NULL, 0);
736 return(-1);
737 }
738 for(i= 0; i < xorriso->hln_count; i++)
739 xorriso->hln_array[i]= NULL;
740 }
741
742 xorriso->hln_targets= calloc(xorriso->hln_count, sizeof(char *));
743 if(xorriso->hln_targets == NULL) {
744 if(!(flag & 1)) {
745 free(xorriso->hln_array);
746 xorriso->hln_array= NULL;
747 }
748 Xorriso_no_malloc_memory(xorriso, NULL, 0);
749 return(-1);
750 }
751 for(i= 0; i < xorriso->hln_count; i++)
752 xorriso->hln_targets[i]= NULL;
753 xorriso->node_targets_availmem= mem_limit
754 - xorriso->hln_count * sizeof(void *)
755 - xorriso->hln_count * sizeof(char *);
756 if(xorriso->node_targets_availmem < 0)
757 xorriso->node_targets_availmem= 0;
758 return(1);
759 }
760
761
Xorriso__preset_signal_behavior(int behavior,int flag)762 int Xorriso__preset_signal_behavior(int behavior, int flag)
763 {
764 if(behavior < 0 || behavior > 3)
765 return(0);
766 Xorriso_signal_behavioR= behavior;
767 return(1);
768 }
769
770
Xorriso__get_signal_behavior(int flag)771 int Xorriso__get_signal_behavior(int flag)
772 {
773 return(Xorriso_signal_behavioR);
774 }
775
776