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legacy/libisoburn/trunk/libisoburn/isoburn.c

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/*
cc -g -c isoburn.c
*/
/*
Class core of libisoburn.
Copyright 2007 - 2010 Vreixo Formoso Lopes <metalpain2002@yahoo.es>
Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
*/
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
/* ( derived from stub generated by CgeN on Sat, 01 Sep 2007 12:04:36 GMT ) */
#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#ifndef Xorriso_standalonE
#include <libburn/libburn.h>
#include <libisofs/libisofs.h>
#else /* ! Xorriso_standalonE */
#include "../libisofs/libisofs.h"
#include "../libburn/libburn.h"
#endif /* Xorriso_standalonE */
#include "libisoburn.h"
#include "isoburn.h"
/* Default values for application provided msgs_submit methods.
To be attached to newly aquired drives.
*/
int (*libisoburn_default_msgs_submit)
(void *handle, int error_code, char msg_text[],
int os_errno, char severity[], int flag)= NULL;
void *libisoburn_default_msgs_submit_handle= NULL;
int libisoburn_default_msgs_submit_flag= 0;
/* ----------------------- isoburn_toc_entry ---------------------- */
int isoburn_toc_entry_new(struct isoburn_toc_entry **objpt,
struct isoburn_toc_entry *boss, int flag)
{
struct isoburn_toc_entry *o, *s;
*objpt= o= (struct isoburn_toc_entry *)
malloc(sizeof(struct isoburn_toc_entry));
if(o==NULL) {
isoburn_msgs_submit(NULL, 0x00060000,
"Cannot allocate memory for isoburn toc entry",
0, "FATAL", 0);
return(-1);
}
o->session= 0;
o->track_no= 0;
o->start_lba= -1;
o->track_blocks= 0;
o->volid= NULL;
o->next= NULL;
if(boss!=NULL) {
for(s= boss; s->next!=NULL; s= s->next);
s->next= o;
}
return(1);
}
/* @param flag bit0= delete all subordinates too
*/
int isoburn_toc_entry_destroy(struct isoburn_toc_entry **o, int flag)
{
if(*o==NULL)
return(0);
if(flag&1)
isoburn_toc_entry_destroy(&((*o)->next), flag);
if((*o)->volid != NULL)
free((*o)->volid);
free((char *) (*o));
*o= NULL;
return(1);
}
/* --------------------- end isoburn_toc_entry -------------------- */
/* -------------------------- isoburn ----------------------- */
/* The global list of isoburn objects. Usually there is only one.
>>> we are not ready for multiple control threads yet. See >>> mutex .
Multiple burns under one control thread should work.
*/
struct isoburn *isoburn_list_start= NULL;
int isoburn_new(struct isoburn **objpt, int flag)
{
struct isoburn *o;
int ret;
*objpt= o= (struct isoburn *) malloc(sizeof(struct isoburn));
if(o==NULL) {
isoburn_msgs_submit(NULL, 0x00060000,
"Cannot allocate memory for isoburn control object",
0, "FATAL", 0);
return(-1);
}
o->drive= NULL;
o->emulation_mode= 0;
o->fabricated_msc1= -1;
o->fabricated_msc2= -1;
o->zero_nwa= Libisoburn_overwriteable_starT;
o->min_start_byte= o->zero_nwa * 2048;
o->nwa= o->zero_nwa;
o->truncate= 0;
o->iso_source= NULL;
o->fabricated_disc_status= BURN_DISC_UNREADY;
o->toc= NULL;
o->wrote_well= -1;
o->loaded_partition_offset= 0;
o->target_iso_head_size= Libisoburn_target_head_sizE;
o->target_iso_head= NULL;
o->image= NULL;
o->iso_data_source= NULL;
o->read_pacifier= NULL;
o->read_pacifier_handle= NULL;
o->msgs_submit= NULL;
o->msgs_submit_handle= NULL;
o->msgs_submit_flag= 0;
o->prev= NULL;
o->next= NULL;
o->target_iso_head= calloc(1, o->target_iso_head_size);
if(o->target_iso_head == NULL) {
isoburn_report_iso_error(ISO_OUT_OF_MEM, "Cannot allocate overwrite buffer",
0, "FATAL", 0);
goto failed;
}
ret= iso_image_new("ISOIMAGE", &o->image);
if(ret<0) {
isoburn_report_iso_error(ret, "Cannot create image object", 0, "FATAL", 0);
goto failed;
}
isoburn_link(o, isoburn_list_start, 1);
return(1);
failed:;
isoburn_destroy(objpt, 0);
return(-1);
}
int isoburn_destroy(struct isoburn **objpt, int flag)
{
struct isoburn *o;
o= *objpt;
if(o==NULL)
return(0);
/* >>> mutex */
if(o==isoburn_list_start)
isoburn_list_start= o->next;
if(o->prev!=NULL)
o->prev->next= o->next;
if(o->next!=NULL)
o->next->prev= o->prev;
/* >>> end mutex */
if(o->image!=NULL)
iso_image_unref(o->image);
if(o->toc!=NULL)
isoburn_toc_entry_destroy(&(o->toc), 1); /* all */
if(o->iso_source!=NULL)
burn_source_free(o->iso_source);
if(o->iso_data_source!=NULL)
iso_data_source_unref(o->iso_data_source);
if(o->target_iso_head != NULL)
free(o->target_iso_head);
free((char *) o);
*objpt= NULL;
return(1);
}
int isoburn_destroy_all(struct isoburn **objpt, int flag)
{
struct isoburn *o,*n;
o= *objpt;
if(o==NULL)
return(0);
for(;o->prev!=NULL;o= o->prev);
for(;o!=NULL;o= n) {
n= o->next;
isoburn_destroy(&o,0);
}
*objpt= NULL;
return(1);
}
int isoburn_get_target_image(struct isoburn *o, IsoImage **pt, int flag)
{
*pt= o->image;
return(1);
}
int isoburn_get_prev(struct isoburn *o, struct isoburn **pt, int flag)
{
*pt= o->prev;
return(1);
}
int isoburn_get_next(struct isoburn *o, struct isoburn **pt, int flag)
{
*pt= o->next;
return(1);
}
int isoburn_link(struct isoburn *o, struct isoburn *link, int flag)
/*
bit0= insert as link->prev rather than as link->next
*/
{
/* >>> mutex */
if(isoburn_list_start==NULL ||
(isoburn_list_start==link && (flag&1)))
isoburn_list_start= o;
if(o->prev!=NULL)
o->prev->next= o->next;
if(o->next!=NULL)
o->next->prev= o->prev;
o->prev= o->next= NULL;
if(link==NULL)
return(1);
if(flag&1) {
o->next= link;
o->prev= link->prev;
if(o->prev!=NULL)
o->prev->next= o;
link->prev= o;
} else {
o->prev= link;
o->next= link->next;
if(o->next!=NULL)
o->next->prev= o;
link->next= o;
}
/* >>> end mutex */
return(1);
}
int isoburn_count(struct isoburn *o, int flag)
/* flag: bit1= count from start of list */
{
int counter= 0;
if(flag&2)
for(;o->prev!=NULL;o= o->prev);
for(;o!=NULL;o= o->next)
counter++;
return(counter);
}
int isoburn_by_idx(struct isoburn *o, int idx, struct isoburn **pt, int flag)
/* flag: bit0= fetch first (idx<0) or last (idx>0) item in list
bit1= address from start of list */
{
int i,abs_idx;
struct isoburn *npt;
if(flag&2)
for(;o->prev!=NULL;o= o->prev);
abs_idx= (idx>0?idx:-idx);
*pt= o;
for(i= 0;(i<abs_idx || (flag&1)) && *pt!=NULL;i++) {
if(idx>0)
npt= o->next;
else
npt= o->prev;
if(npt==NULL && (flag&1))
break;
*pt= npt;
}
return(*pt!=NULL);
}
int isoburn_find_by_drive(struct isoburn **pt, struct burn_drive *d, int flag)
{
struct isoburn *o;
*pt= NULL;
for(o= isoburn_list_start;o!=NULL;o= o->next)
if(o->drive==d) {
*pt= o;
return(1);
}
return(0);
}
int isoburn_msgs_submit(struct isoburn *o, int error_code, char msg_text[],
int os_errno, char severity[], int flag)
{
int ret, use_drive_method= 0;
if(o!=NULL)
if(o->msgs_submit!=NULL)
use_drive_method= 1;
if(use_drive_method) {
ret= o->msgs_submit(o->msgs_submit_handle, error_code, msg_text, os_errno,
severity, o->msgs_submit_flag);
return(ret);
}
if(libisoburn_default_msgs_submit != NULL) {
ret= libisoburn_default_msgs_submit(libisoburn_default_msgs_submit_handle,
error_code, msg_text, os_errno, severity,
libisoburn_default_msgs_submit_flag);
return(ret);
}
/* Fallback: use message queue of libburn */
burn_msgs_submit(error_code, msg_text, os_errno, severity, NULL);
return(1);
}
/** Check whether the size of target_iso_head matches the given partition
offset. Eventually adjust size.
*/
int isoburn_adjust_target_iso_head(struct isoburn *o,
uint32_t offst, int flag)
{
uint8_t *new_buf;
uint32_t new_size;
if(o->target_iso_head_size == Libisoburn_target_head_sizE + 2048 * offst)
return(1);
new_size= Libisoburn_target_head_sizE + 2048 * offst;
new_buf= calloc(1, new_size);
if(new_buf == NULL) {
isoburn_msgs_submit(o, 0x00060000,
"Cannot re-allocate overwrite buffer", 0, "FATAL", 0);
return(-1);
}
memcpy(new_buf, o->target_iso_head,
o->target_iso_head_size < new_size ? o->target_iso_head_size : new_size);
free(o->target_iso_head);
o->target_iso_head= new_buf;
o->target_iso_head_size= new_size;
if(o->nwa == o->zero_nwa)
o->nwa= Libisoburn_overwriteable_starT + offst;
o->zero_nwa= Libisoburn_overwriteable_starT + offst;
return(1);
}
/* @param flag bit0= modifying rather than growing
bit1= prepare for early release of input drive:
wait until input and then disable image data source
*/
static
int isoburn_prepare_disc_aux(struct burn_drive *in_d, struct burn_drive *out_d,
struct burn_disc **disc,
struct isoburn_imgen_opts *opts, int flag)
{
struct burn_source *wsrc;
struct burn_session *session;
struct burn_track *track;
struct isoburn *in_o, *out_o;
IsoWriteOpts *wopts= NULL;
enum burn_disc_status state;
int ret, fifo_chunks, lba, nwa, i, new_img, early_indev_release;
uint32_t data_start= -1;
size_t buffer_size= 0, buffer_free= 0;
char msg[160];
new_img= flag&1;
early_indev_release= flag&2;
ret= isoburn_find_emulator(&in_o, in_d, 0);
if(ret<0 || in_o==NULL)
{ret= -1; goto ex;}
ret= isoburn_find_emulator(&out_o, out_d, 0);
if(ret<0 || out_o==NULL)
{ret= -1; goto ex;}
/* early end will be registered as failure */
in_o->wrote_well= out_o->wrote_well= 0;
if(new_img && early_indev_release) {
isoburn_msgs_submit(in_o, 0x00060000,
"Programming error: Wrong session setup: new_img && early_indev_release",
0, "FATAL", 0);
{ret= -4; goto ex;}
}
state = isoburn_disc_get_status(in_d);
if (state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE &&
state != BURN_DISC_FULL) {
isoburn_msgs_submit(in_o, 0x00060000, "Unsuitable source media state",
0, "FAILURE", 0);
{ret= -2; goto ex;}
}
state = isoburn_disc_get_status(out_d);
if (state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE) {
isoburn_msgs_submit(out_o, 0x00060000, "Unsuitable target media state",
0, "FAILURE", 0);
{ret= -2; goto ex;}
}
if (state != BURN_DISC_BLANK && opts->libjte_handle != NULL) {
isoburn_msgs_submit(out_o, 0x00060000,
"Jigdo Template Extraction works only on blank target media",
0, "FAILURE", 0);
{ret= -2; goto ex;}
}
fifo_chunks= 32;
if(opts->fifo_size >= 64*1024 && opts->fifo_size <= 1024.0 * 1024.0 * 1024.0){
fifo_chunks= opts->fifo_size/2048;
if(fifo_chunks*2048 < opts->fifo_size)
fifo_chunks++;
}
ret = iso_write_opts_new(&wopts, 0);
if (ret < 0) {
isoburn_report_iso_error(ret, "Cannot create iso_write_opts", 0, "FATAL",0);
goto ex;
}
iso_write_opts_set_will_cancel(wopts, opts->will_cancel);
iso_write_opts_set_iso_level(wopts, opts->level);
iso_write_opts_set_rockridge(wopts, opts->rockridge);
iso_write_opts_set_joliet(wopts, opts->joliet);
iso_write_opts_set_iso1999(wopts, opts->iso1999);
iso_write_opts_set_hardlinks(wopts, opts->hardlinks);
if(opts->hardlinks)
iso_write_opts_set_rrip_1_10_px_ino(wopts, 1);
iso_write_opts_set_aaip(wopts, opts->aaip);
iso_write_opts_set_old_empty(wopts, !!opts->old_empty);
iso_write_opts_set_untranslated_name_len(wopts, opts->untranslated_name_len);
iso_write_opts_set_allow_dir_id_ext(wopts, opts->allow_dir_id_ext);
iso_write_opts_set_omit_version_numbers(wopts, opts->omit_version_numbers);
iso_write_opts_set_allow_deep_paths(wopts, opts->allow_deep_paths);
iso_write_opts_set_allow_longer_paths(wopts, opts->allow_longer_paths);
iso_write_opts_set_max_37_char_filenames(wopts, opts->max_37_char_filenames);
iso_write_opts_set_no_force_dots(wopts, opts->no_force_dots);
iso_write_opts_set_allow_lowercase(wopts, opts->allow_lowercase);
iso_write_opts_set_allow_full_ascii(wopts, opts->allow_full_ascii);
iso_write_opts_set_relaxed_vol_atts(wopts, 1);
iso_write_opts_set_joliet_longer_paths(wopts, opts->joliet_longer_paths);
iso_write_opts_set_always_gmt(wopts, opts->always_gmt);
iso_write_opts_set_rrip_version_1_10(wopts, opts->rrip_version_1_10);
iso_write_opts_set_dir_rec_mtime(wopts, opts->dir_rec_mtime);
iso_write_opts_set_aaip_susp_1_10(wopts, opts->aaip_susp_1_10);
iso_write_opts_set_sort_files(wopts, opts->sort_files);
iso_write_opts_set_record_md5(wopts, opts->session_md5, opts->file_md5 & 3);
if(opts->scdbackup_tag_name[0] && opts->scdbackup_tag_time[0])
iso_write_opts_set_scdbackup_tag(wopts, opts->scdbackup_tag_name,
opts->scdbackup_tag_time,
opts->scdbackup_tag_written);
iso_write_opts_set_replace_mode(wopts, opts->replace_dir_mode,
opts->replace_file_mode, opts->replace_uid, opts->replace_gid);
iso_write_opts_set_default_dir_mode(wopts, opts->dir_mode);
iso_write_opts_set_default_file_mode(wopts, opts->file_mode);
iso_write_opts_set_default_uid(wopts, opts->uid);
iso_write_opts_set_default_gid(wopts, opts->gid);
iso_write_opts_set_output_charset(wopts, opts->output_charset);
iso_write_opts_set_fifo_size(wopts, fifo_chunks);
ret = iso_write_opts_set_system_area(wopts, opts->system_area_data,
opts->system_area_options, 0);
if (ret < 0) {
isoburn_report_iso_error(ret, "Cannot set content of System Area",
0, "FAILURE", 0);
{ret= -1; goto ex;}
}
iso_write_opts_set_pvd_times(wopts,
opts->vol_creation_time, opts->vol_modification_time,
opts->vol_expiration_time, opts->vol_effective_time,
opts->vol_uuid);
iso_write_opts_attach_jte(wopts, opts->libjte_handle);
ret= isoburn_adjust_target_iso_head(out_o, opts->partition_offset, 0);
if(ret <= 0)
{ret= -1; goto ex;}
if(opts->no_emul_toc || opts->libjte_handle != NULL) {
if(out_o->nwa == out_o->zero_nwa &&
out_o->zero_nwa == Libisoburn_overwriteable_starT
+ opts->partition_offset
&& out_o->emulation_mode == 1) {
out_o->nwa= 0;
out_o->zero_nwa= 0;
out_o->min_start_byte= 0;
}
}
ret = isoburn_disc_track_lba_nwa(out_d, NULL, 0, &lba, &nwa);
opts->effective_lba= nwa;
ret= isoburn_get_msc2(out_o, NULL, &nwa, 0);
if (ret != 1) {
isoburn_msgs_submit(out_o, 0x00060000,
"Cannot determine next writeable address", 0, "FAILURE", 0);
{ret= -3; goto ex;}
}
iso_write_opts_set_ms_block(wopts, nwa);
iso_write_opts_set_appendable(wopts, !new_img);
iso_write_opts_set_overwrite_buf(wopts,
nwa>0 ? out_o->target_iso_head : NULL);
iso_write_opts_set_part_offset(wopts, opts->partition_offset,
opts->partition_secs_per_head,
opts->partition_heads_per_cyl);
iso_write_opts_set_tail_blocks(wopts, opts->tail_blocks);
for(i= 0; i < Libisoburn_max_appended_partitionS; i++) {
if(opts->appended_partitions[i] == NULL)
continue;
ret= iso_write_opts_set_partition_img(wopts, i + 1,
opts->appended_part_types[i],
opts->appended_partitions[i], 0);
if(ret < 0) {
isoburn_report_iso_error(ret, "Cannot set path for appended partition",
0, "FAILURE", 0);
{ret= -1; goto ex;}
}
}
iso_write_opts_set_disc_label(wopts, opts->ascii_disc_label);
ret = iso_image_create_burn_source(in_o->image, wopts, &wsrc);
if (ret < 0) {
isoburn_report_iso_error(ret, "Cannot create burn source", 0, "FAILURE", 0);
{ret= -1; goto ex;}
}
if (early_indev_release) {
for(i= 0; i<300; i++) {
/* <<< ??? */
if((i%30) == 0) {
sprintf(msg, "Waiting for data in fifo since %d seconds", i/30);
isoburn_msgs_submit(in_o, 0x00060000, msg, 0, "DEBUG", 0);
}
usleep(100000);
ret= iso_ring_buffer_get_status(wsrc, &buffer_size, &buffer_free);
if(ret >0 && buffer_size != buffer_free)
break;
}
/* <<< ??? */
sprintf(msg,
"After %.1f seconds: %d bytes of output available (fifo state=%d)",
((double) i+1) / 10.0, (int) (buffer_size - buffer_free), ret);
isoburn_msgs_submit(in_o, 0x00060000, msg, 0, "DEBUG", 0);
if(in_o->iso_data_source!=NULL)
isoburn_data_source_shutdown(in_o->iso_data_source, 0);
}
ret= iso_write_opts_get_data_start(wopts, &data_start, 0);
opts->data_start_lba= -1;
if(ret > 0 && data_start <= 0x7FFFFFFF)
opts->data_start_lba= data_start;
/* TODO check return values for failure. propertly clean-up on error */
out_o->iso_source= wsrc;
*disc = burn_disc_create();
session = burn_session_create();
burn_disc_add_session(*disc, session, BURN_POS_END);
track = burn_track_create();
burn_track_set_source(track, out_o->iso_source);
burn_session_add_track(session, track, BURN_POS_END);
/* give up local references */
burn_track_free(track);
burn_session_free(session);
in_o->wrote_well= out_o->wrote_well= -1; /* neutral */
ret= 1;
ex:
if(wopts!=NULL)
{iso_write_opts_free(wopts); wopts= NULL;}
return ret;
}
int isoburn_prepare_disc(struct burn_drive *d, struct burn_disc **disc,
struct isoburn_imgen_opts *opts)
{
return isoburn_prepare_disc_aux(d, d, disc, opts, 0);
}
int isoburn_prepare_new_image(struct burn_drive *d, struct burn_disc **disc,
struct isoburn_imgen_opts *opts,
struct burn_drive *out_drive)
{
int ret;
ret= isoburn_prepare_disc_aux(d, out_drive, disc, opts, 1);
if (ret<=0)
return ret;
return 1;
}
/* API since 0.2.2 */
int isoburn_prepare_blind_grow(struct burn_drive *d, struct burn_disc **disc,
struct isoburn_imgen_opts *opts,
struct burn_drive *out_drive, int nwa)
{
int ret;
struct isoburn *o= NULL;
ret= isoburn_find_emulator(&o, out_drive, 0);
if(ret<0 || o==NULL)
return(-1);
if(nwa >= 0)
o->fabricated_msc2= nwa;
if(o->nwa == o->zero_nwa)
o->nwa= o->zero_nwa= 0;
else
o->zero_nwa= 0;
o->min_start_byte= 0;
ret= isoburn_prepare_disc_aux(d, out_drive, disc, opts, 2);
if (ret<=0)
return ret;
return(1);
}
/* API @since 0.1.0
@param flag bit0= this is a regular end, not an abort
give up source reference
*/
int isoburn_cancel_prepared_write(struct burn_drive *d,
struct burn_drive *output_drive, int flag)
{
int ret;
struct isoburn *o= NULL;
if(output_drive!=NULL) {
ret= isoburn_find_emulator(&o, output_drive, 0);
if(ret<0 || o==NULL)
o= NULL;
else if(o->iso_source==NULL)
o= NULL;
}
if(o==NULL) {
ret= isoburn_find_emulator(&o, d, 0);
if(ret<0)
return(-1);
if(o==NULL)
return(0);
if(o->iso_source==NULL)
return(0);
}
if(o->iso_source->read!=NULL)
return(0);
if(o->iso_source->version<1)
return(0);
o->iso_source->cancel(o->iso_source);
burn_source_free(o->iso_source);
o->iso_source= NULL;
return(1);
}
/* API @since 0.1.0 */
int isoburn_sync_after_write(struct burn_drive *d,
struct burn_drive *output_drive, int flag)
{
return isoburn_cancel_prepared_write(d, output_drive, 1);
}
void isoburn_version(int *major, int *minor, int *micro)
{
*major= isoburn_header_version_major;
*minor= isoburn_header_version_minor;
*micro= isoburn_header_version_micro;
/* No more: values from version.h generated from version.h.in and
macro values defined in configure.ac
*major = ISOBURN_MAJOR_VERSION;
*minor = ISOBURN_MINOR_VERSION;
*micro = ISOBURN_MICRO_VERSION;
*/
}
int isoburn_is_compatible(int major, int minor, int micro, int flag)
{
int own_major, own_minor, own_micro;
isoburn_version(&own_major, &own_minor, &own_micro);
return(own_major > major ||
(own_major == major && (own_minor > minor ||
(own_minor == minor && own_micro >= micro))));
}
/* ----------------------------------------------------------------------- */
/*
Options for image reading.
*/
/* ----------------------------------------------------------------------- */
int isoburn_ropt_new(struct isoburn_read_opts **new_o, int flag)
{
struct isoburn_read_opts *o;
o= (*new_o)= calloc(1, sizeof(struct isoburn_read_opts));
if(o==NULL) {
isoburn_msgs_submit(NULL, 0x00060000,
"Cannot allocate memory for read options", 0, "FATAL", 0);
return(-1);
}
o->norock= 0;
o->nojoliet= 0;
o->noiso1999= 1;
o->noaaip= 1;
o->noacl= 1;
o->noea= 1;
o->noino= 1;
o->nomd5= 1;
o->preferjoliet= 0;
o->uid= geteuid();
o->gid= getegid();
o->mode= 0444;
o->dirmode= 0555;
o->input_charset= NULL;
o->hasRR= 0;
o->hasJoliet= 0;
o->hasIso1999= 0;
o->hasElTorito= 0;
o->size= 0;
o->pretend_blank= 1;
o->displacement= 0;
o->displacement_sign= 0;
return(1);
}
int isoburn_ropt_destroy(struct isoburn_read_opts **o, int flag)
{
if(*o==NULL)
return(0);
free(*o);
*o= NULL;
return(1);
}
int isoburn_ropt_set_extensions(struct isoburn_read_opts *o, int ext)
{
o->norock= !!(ext&1);
o->nojoliet= !!(ext&2);
o->noiso1999= !!(ext&4);
o->preferjoliet= !!(ext&8);
o->pretend_blank= !!(ext&16);
o->noaaip= !!(ext & 32);
o->noacl= !!(ext & 64);
o->noea= !!(ext & 128);
o->noino= !!(ext & 256);
o->nomd5= !!(ext & 512);
return(1);
}
int isoburn_ropt_get_extensions(struct isoburn_read_opts *o, int *ext)
{
*ext= (!!o->norock) | ((!!o->nojoliet)<<1) | ((!!o->noiso1999)<<2) |
((!!o->preferjoliet)<<3) | ((!!o->pretend_blank)<<4) |
((!!o->noaaip) << 5) | ((!!o->noacl) << 6) | ((!!o->noea) << 7) |
((!!o->noino) << 8) | ((!!o->nomd5) << 9);
return(1);
}
int isoburn_ropt_set_default_perms(struct isoburn_read_opts *o,
uid_t uid, gid_t gid, mode_t mode)
{
mode_t dirmode;
o->uid= uid;
o->gid= gid;
o->mode= mode;
dirmode= mode;
if(dirmode & S_IRUSR)
dirmode|= S_IXUSR;
if(dirmode & S_IRGRP)
dirmode|= S_IXGRP;
if(dirmode & S_IROTH)
dirmode|= S_IXOTH;
o->dirmode= dirmode;
return(1);
}
int isoburn_ropt_get_default_perms(struct isoburn_read_opts *o,
uid_t *uid, gid_t *gid, mode_t *mode)
{
*uid= o->uid;
*gid= o->gid;
*mode= o->mode;
return(1);
}
int isoburn_ropt_set_default_dirperms(struct isoburn_read_opts *o,
mode_t mode)
{
o->dirmode= mode;
return(1);
}
int isoburn_ropt_get_default_dirperms(struct isoburn_read_opts *o,
mode_t *mode)
{
*mode= o->dirmode;
return(1);
}
int isoburn_ropt_set_input_charset(struct isoburn_read_opts *o,
char *input_charset)
{
o->input_charset= input_charset;
return(1);
}
int isoburn_ropt_get_input_charset(struct isoburn_read_opts *o,
char **input_charset)
{
*input_charset= o->input_charset;
return(1);
}
int isoburn_ropt_set_auto_incharset(struct isoburn_read_opts *o, int mode)
{
o->auto_input_charset= mode & 1;
return(1);
}
int isoburn_ropt_get_auto_incharset(struct isoburn_read_opts *o, int *mode)
{
*mode= o->auto_input_charset;
return(1);
}
int isoburn_ropt_set_displacement(struct isoburn_read_opts *o,
uint32_t displacement, int displacement_sign)
{
o->displacement= displacement;
o->displacement_sign= displacement_sign;
return(1);
}
int isoburn_ropt_get_displacement(struct isoburn_read_opts *o,
uint32_t *displacement, int *displacement_sign)
{
*displacement= o->displacement;
*displacement_sign= o->displacement_sign;
return(1);
}
int isoburn_ropt_get_size_what(struct isoburn_read_opts *o,
uint32_t *size, int *has_what)
{
*size= o->size;
*has_what= (!!o->hasRR) | ((!!o->hasJoliet)<<1) |
((!!o->hasIso1999)<<2) | ((!!o->hasElTorito)<<3);
return(1);
}
/* ----------------------------------------------------------------------- */
/*
Options for image generation by libisofs and image transport to libburn.
*/
/* ----------------------------------------------------------------------- */
int isoburn_igopt_new(struct isoburn_imgen_opts **new_o, int flag)
{
struct isoburn_imgen_opts *o;
int i;
o= (*new_o)= calloc(1, sizeof(struct isoburn_imgen_opts));
if(o==NULL) {
isoburn_msgs_submit(NULL, 0x00060000,
"Cannot allocate memory for image generation options",
0, "FATAL", 0);
return(-1);
}
o->level= 2;
o->rockridge= 1;
o->joliet= 0;
o->iso1999= 0;
o->hardlinks= 0;
o->aaip = 0;
o->session_md5= 0;
o->file_md5= 0;
o->no_emul_toc= 0;
o->old_empty= 0;
o->untranslated_name_len = 0;
o->allow_dir_id_ext = 0;
o->omit_version_numbers= 0;
o->allow_deep_paths= 1;
o->allow_longer_paths= 0;
o->max_37_char_filenames= 0;
o->no_force_dots= 0;
o->allow_lowercase= 0;
o->allow_full_ascii= 0;
o->joliet_longer_paths= 0;
o->always_gmt= 0;
o->rrip_version_1_10= 0;
o->dir_rec_mtime= 0;
o->aaip_susp_1_10= 0;
o->sort_files= 0;
o->replace_dir_mode= 0;
o->replace_file_mode= 0;
o->replace_uid= 0;
o->replace_gid= 0;
o->dir_mode= 0555;
o->file_mode= 0444;
o->uid= 0;
o->gid= 0;
o->output_charset= NULL;
o->fifo_size= 4*1024*1024;
o->effective_lba= -1;
o->data_start_lba= -1;
o->system_area_data= NULL;
o->system_area_options= 0;
o->partition_offset= 0;
o->partition_secs_per_head= 0;
o->partition_heads_per_cyl= 0;
o->vol_creation_time= 0;
o->vol_modification_time= 0;
o->vol_expiration_time= 0;
o->vol_effective_time= 0;
o->libjte_handle= NULL;
o->tail_blocks= 0;
for(i= 0; i < Libisoburn_max_appended_partitionS; i++) {
o->appended_partitions[i]= NULL;
o->appended_part_types[i]= 0;
}
return(1);
}
int isoburn_igopt_destroy(struct isoburn_imgen_opts **o, int flag)
{
int i;
if(*o==NULL)
return(0);
for(i= 0; i < Libisoburn_max_appended_partitionS; i++)
if((*o)->appended_partitions[i] != NULL)
free((*o)->appended_partitions[i]);
free(*o);
*o= NULL;
return(1);
}
int isoburn_igopt_set_level(struct isoburn_imgen_opts *o, int level)
{
o->level= level;
return(1);
}
int isoburn_igopt_get_level(struct isoburn_imgen_opts *o, int *level)
{
*level= o->level;
return(1);
}
int isoburn_igopt_set_extensions(struct isoburn_imgen_opts *o, int ext)
{
o->rockridge= !!(ext&1);
o->joliet= !!(ext&2);
o->iso1999= !!(ext&4);
o->hardlinks= !!(ext & 8);
o->aaip= !!(ext & 32);
o->session_md5= !!(ext & 64);
o->file_md5= (ext & (128 | 256)) >> 7;
o->no_emul_toc= !!(ext & 512);
o->will_cancel= !!(ext & 1024);
o->old_empty= !!(ext & 2048);
return(1);
}
int isoburn_igopt_get_extensions(struct isoburn_imgen_opts *o, int *ext)
{
*ext= (!!o->rockridge) | ((!!o->joliet)<<1) | ((!!o->iso1999)<<2) |
((!!o->hardlinks) << 3) | ((!!o->aaip) << 5) |
((!!o->session_md5) << 6) | ((o->file_md5 & 3) << 7) |
((!!o->no_emul_toc) << 9) | ((o->will_cancel) << 10) |
((!!o->old_empty) << 11);
return(1);
}
int isoburn_igopt_set_relaxed(struct isoburn_imgen_opts *o, int relax)
{
o->omit_version_numbers= (!!(relax&1)) |
(2 * !!(relax & isoburn_igopt_only_iso_versions));
o->allow_deep_paths= !!(relax&2);
o->allow_longer_paths= !!(relax&4);
o->max_37_char_filenames= !!(relax&8);
o->no_force_dots= (!!(relax&16)) |
(2 * !!(relax & isoburn_igopt_no_j_force_dots));
o->allow_lowercase= !!(relax&32);
o->allow_full_ascii= !!(relax&64);
o->joliet_longer_paths= !!(relax&128);
o->always_gmt= !!(relax & isoburn_igopt_always_gmt);
o->rrip_version_1_10= !!(relax & isoburn_igopt_rrip_version_1_10);
o->dir_rec_mtime= !!(relax & isoburn_igopt_dir_rec_mtime);
o->aaip_susp_1_10= !!(relax & isoburn_igopt_aaip_susp_1_10);
o->allow_dir_id_ext= !!(relax & isoburn_igopt_allow_dir_id_ext);
return(1);
}
int isoburn_igopt_get_relaxed(struct isoburn_imgen_opts *o, int *relax)
{
*relax= (!!o->omit_version_numbers) | ((!!o->allow_deep_paths)<<1) |
((!!o->allow_longer_paths)<<2) | ((!!o->max_37_char_filenames)<<3) |
((!!(o->no_force_dots & 1))<<4)| ((!!o->allow_lowercase)<<5) |
((!!o->allow_full_ascii)<<6) | ((!!o->joliet_longer_paths)<<7) |
((!!o->always_gmt)<<8) | ((!!o->rrip_version_1_10)<<9) |
((!!o->dir_rec_mtime)<<10) | ((!!o->aaip_susp_1_10)<<11) |
((!!(o->omit_version_numbers & 2))<<12) |
((!!(o->no_force_dots & 2))<<13) |
((!!o->allow_dir_id_ext) << 14);
return(1);
}
int isoburn_igopt_set_untranslated_name_len(struct isoburn_imgen_opts *o,
int len)
{
int ret;
IsoWriteOpts *opts = NULL;
char msg[160];
ret= iso_write_opts_new(&opts, 0);
if(ret < 0) {
isoburn_msgs_submit(NULL, 0x00060000,
"Cannot create libisofs write options object", 0, "FATAL", 0);
return(0);
}
ret= iso_write_opts_set_untranslated_name_len(opts, len);
if(ret < 0) {
ret= iso_write_opts_set_untranslated_name_len(opts, -1);
sprintf(msg,
"Improper value for maximum length of untranslated names (%d <-> -1 ... %d)",
len, ret);
isoburn_msgs_submit(NULL, 0x00060000, msg, 0, "FAILURE", 0);
iso_write_opts_free(opts);
return(0);
}
o->untranslated_name_len= ret; /* Normalized len value */
iso_write_opts_free(opts);
return(1);
}
int isoburn_igopt_get_untranslated_name_len(struct isoburn_imgen_opts *o,
int *len)
{
*len = o->untranslated_name_len;
return(1);
}
int isoburn_igopt_set_sort_files(struct isoburn_imgen_opts *o, int value)
{
o->sort_files= !!(value&1);
return(1);
}
int isoburn_igopt_get_sort_files(struct isoburn_imgen_opts *o, int *value)
{
*value= !!o->sort_files;
return(1);
}
int isoburn_igopt_set_over_mode(struct isoburn_imgen_opts *o,
int replace_dir_mode, int replace_file_mode,
mode_t dir_mode, mode_t file_mode)
{
o->replace_dir_mode= replace_dir_mode%3;
o->replace_file_mode= replace_file_mode%3;
o->dir_mode= dir_mode;
o->file_mode= file_mode;
return(1);
}
int isoburn_igopt_get_over_mode(struct isoburn_imgen_opts *o,
int *replace_dir_mode, int *replace_file_mode,
mode_t *dir_mode, mode_t *file_mode)
{
*replace_dir_mode= o->replace_dir_mode%3;
*replace_file_mode= o->replace_file_mode%3;
*dir_mode= o->dir_mode;
*file_mode= o->file_mode;
return(1);
}
int isoburn_igopt_set_over_ugid(struct isoburn_imgen_opts *o,
int replace_uid, int replace_gid,
uid_t uid, gid_t gid)
{
o->replace_uid= replace_uid%3;
o->replace_gid= replace_gid%3;
o->uid= uid;
o->gid= gid;
return(1);
}
int isoburn_igopt_get_over_ugid(struct isoburn_imgen_opts *o,
int *replace_uid, int *replace_gid,
uid_t *uid, gid_t *gid)
{
*replace_uid= o->replace_uid%3;
*replace_gid= o->replace_gid%3;
*uid= o->uid;
*gid= o->gid;
return(1);
}
int isoburn_igopt_set_out_charset(struct isoburn_imgen_opts *o,
char *output_charset)
{
o->output_charset= output_charset;
return(1);
}
int isoburn_igopt_get_out_charset(struct isoburn_imgen_opts *o,
char **output_charset)
{
*output_charset= o->output_charset;
return(1);
}
int isoburn_igopt_set_fifo_size(struct isoburn_imgen_opts *o, int fifo_size)
{
o->fifo_size= fifo_size;
return(1);
}
int isoburn_igopt_get_fifo_size(struct isoburn_imgen_opts *o, int *fifo_size)
{
*fifo_size= o->fifo_size;
return(1);
}
int isoburn_igopt_get_effective_lba(struct isoburn_imgen_opts *o, int *lba)
{
*lba= o->effective_lba;
return(1);
}
int isoburn_igopt_get_data_start(struct isoburn_imgen_opts *o, int *lba)
{
*lba= o->data_start_lba;
return(1);
}
int isoburn_igopt_set_scdbackup_tag(struct isoburn_imgen_opts *o, char *name,
char *timestamp, char *tag_written)
{
strncpy(o->scdbackup_tag_name, name, 80);
o->scdbackup_tag_name[80]= 0;
strncpy(o->scdbackup_tag_time, timestamp, 18);
o->scdbackup_tag_time[18]= 0;
o->scdbackup_tag_written = tag_written;
if(tag_written != NULL)
tag_written[0]= 0;
return(1);
}
int isoburn_igopt_get_scdbackup_tag(struct isoburn_imgen_opts *o,
char name[81], char timestamp[19],
char **tag_written)
{
strncpy(name, o->scdbackup_tag_name, 80);
name[80]= 0;
strncpy(timestamp, o->scdbackup_tag_time, 18);
timestamp[18]= 0;
*tag_written= o->scdbackup_tag_written;
return(1);
}
int isoburn_igopt_set_system_area(struct isoburn_imgen_opts *opts,
char data[32768], int options)
{
if (data == NULL) { /* Disable */
if (opts->system_area_data != NULL)
free(opts->system_area_data);
opts->system_area_data = NULL;
} else {
if (opts->system_area_data == NULL) {
opts->system_area_data = calloc(32768, 1);
if (opts->system_area_data == NULL)
return(-1);
}
memcpy(opts->system_area_data, data, 32768);
}
opts->system_area_options = options & 0xff;
return(1);
}
int isoburn_igopt_get_system_area(struct isoburn_imgen_opts *opts,
char data[32768], int *options)
{
*options= opts->system_area_options;
if(opts->system_area_data == NULL)
return(0);
memcpy(data, opts->system_area_data, 32768);
return(1);
}
int isoburn_igopt_set_pvd_times(struct isoburn_imgen_opts *opts,
time_t vol_creation_time, time_t vol_modification_time,
time_t vol_expiration_time, time_t vol_effective_time,
char *vol_uuid)
{
opts->vol_creation_time = vol_creation_time;
opts->vol_modification_time = vol_modification_time;
opts->vol_expiration_time = vol_expiration_time;
opts->vol_effective_time = vol_effective_time;
strncpy(opts->vol_uuid, vol_uuid, 16);
opts->vol_uuid[16] = 0;
return(1);
}
int isoburn_igopt_get_pvd_times(struct isoburn_imgen_opts *opts,
time_t *vol_creation_time, time_t *vol_modification_time,
time_t *vol_expiration_time, time_t *vol_effective_time,
char vol_uuid[17])
{
*vol_creation_time = opts->vol_creation_time;
*vol_modification_time = opts->vol_modification_time;
*vol_expiration_time = opts->vol_expiration_time;
*vol_effective_time = opts->vol_effective_time;
strcpy(vol_uuid, opts->vol_uuid);
return(1);
}
int isoburn_igopt_set_part_offset(struct isoburn_imgen_opts *opts,
uint32_t block_offset_2k,
int secs_512_per_head, int heads_per_cyl)
{
if (block_offset_2k > 0 && block_offset_2k < 16)
return(0);
opts->partition_offset = block_offset_2k;
opts->partition_secs_per_head = secs_512_per_head;
opts->partition_heads_per_cyl = heads_per_cyl;
return(1);
}
int isoburn_igopt_get_part_offset(struct isoburn_imgen_opts *opts,
uint32_t *block_offset_2k,
int *secs_512_per_head, int *heads_per_cyl)
{
*block_offset_2k = opts->partition_offset;
*secs_512_per_head = opts->partition_secs_per_head;
*heads_per_cyl = opts->partition_heads_per_cyl;
return 1;
}
int isoburn_igopt_attach_jte(struct isoburn_imgen_opts *opts,
void *libjte_handle)
{
opts->libjte_handle = libjte_handle;
return 1;
}
int isoburn_igopt_detach_jte(struct isoburn_imgen_opts *opts,
void **libjte_handle)
{
if(libjte_handle != NULL)
*libjte_handle = opts->libjte_handle;
opts->libjte_handle = NULL;
return 1;
}
int isoburn_igopt_set_tail_blocks(struct isoburn_imgen_opts *opts,
uint32_t num_blocks)
{
opts->tail_blocks = num_blocks;
return 1;
}
int isoburn_igopt_get_tail_blocks(struct isoburn_imgen_opts *opts,
uint32_t *num_blocks)
{
*num_blocks = opts->tail_blocks;
return 1;
}
int isoburn_igopt_set_partition_img(struct isoburn_imgen_opts *opts,
int partition_number, uint8_t partition_type,
char *image_path)
{
char msg[80];
if (partition_number < 1 ||
partition_number > Libisoburn_max_appended_partitionS) {
sprintf(msg, "Partition number is out of range (1 ... %d)",
Libisoburn_max_appended_partitionS);
isoburn_msgs_submit(NULL, 0x00060000, msg, 0, "FAILURE", 0);
return(0);
}
if (opts->appended_partitions[partition_number - 1] != NULL)
free(opts->appended_partitions[partition_number - 1]);
opts->appended_partitions[partition_number - 1] = strdup(image_path);
if (opts->appended_partitions[partition_number - 1] == NULL)
return(-1);
opts->appended_part_types[partition_number - 1] = partition_type;
return(1);
}
int isoburn_igopt_get_partition_img(struct isoburn_imgen_opts *opts,
int num_entries,
uint8_t partition_types[],
char *image_paths[])
{
int i, max_entry= 0;
for(i= 0; i < num_entries; i++)
image_paths[i]= NULL;
for(i= 0; i < Libisoburn_max_appended_partitionS; i++) {
if(opts->appended_partitions[i] == NULL)
continue;
if(i < num_entries) {
image_paths[i]= opts->appended_partitions[i];
partition_types[i]= opts->appended_part_types[i];
}
max_entry= i + 1;
}
return(max_entry);
}
int isoburn_igopt_set_disc_label(struct isoburn_imgen_opts *opts, char *label)
{
strncpy(opts->ascii_disc_label, label, Libisoburn_disc_label_sizE - 1);
opts->ascii_disc_label[Libisoburn_disc_label_sizE - 1] = 0;
return(1);
}
int isoburn_igopt_get_disc_label(struct isoburn_imgen_opts *opts, char **label)
{
*label= opts->ascii_disc_label;
return(1);
}
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