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legacy/libisoburn/trunk/xorriso/xorrisoburn.c

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/* Adapter to libisoburn, libisofs and libburn for xorriso,
a command line oriented batch and dialog tool which creates, loads,
manipulates and burns ISO 9660 filesystem images.
Copyright 2007-2008 Thomas Schmitt, <scdbackup@gmx.net>
Provided under GPL version 2.
*/
#include <ctype.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <sys/stat.h>
#include <time.h>
#include <fcntl.h>
#include <utime.h>
/* ------------------------------------------------------------------------ */
#ifndef Xorriso_standalonE
/* The library which does the ISO 9660 / RockRidge manipulations */
#include <libisofs/libisofs.h>
/* The library which does MMC optical drive operations */
#include <libburn/libburn.h>
/* The library which enhances overwriteable media with ISO 9660 multi-session
capabilities via the method invented by Andy Polyakov for growisofs */
#include <libisoburn/libisoburn.h>
/* The official xorriso options API. "No shortcuts" */
#include "xorriso.h"
/* The inner description of XorrisO */
#include "xorriso_private.h"
/* The inner isofs- and burn-library interface */
#include "xorrisoburn.h"
#else /* ! Xorriso_standalonE */
#include "../libisofs/libisofs.h"
#include "../libburn/libburn.h"
#include "../libisoburn/libisoburn.h"
#include "xorriso.h"
#include "xorriso_private.h"
#include "xorrisoburn.h"
#endif /* Xorriso_standalonE */
/* Some private in advance declarations */
int Xorriso_pacifier_loop(struct XorrisO *xorriso, struct burn_drive *drive,
int flag);
int Xorriso__read_pacifier(IsoImage *image, IsoFileSource *filesource);
int Xorriso_tree_graft_node(struct XorrisO *xorriso, IsoImage *volume,
IsoDir *dir, char *disk_path, char *img_name,
char *nominal_source, char *nominal_target,
off_t offset, off_t cut_size,
IsoNode **node, int flag);
int Xorriso_findi_iter(struct XorrisO *xorriso, IsoDir *dir_node, off_t *mem,
IsoDirIter **iter,
IsoNode ***node_array, int *node_count, int *node_idx,
IsoNode **iterated_node, int flag);
#define LIBISO_ISDIR(node) (iso_node_get_type(node) == LIBISO_DIR)
#define LIBISO_ISREG(node) (iso_node_get_type(node) == LIBISO_FILE)
#define LIBISO_ISLNK(node) (iso_node_get_type(node) == LIBISO_SYMLINK)
#define LIBISO_ISCHR(node) (iso_node_get_type(node) == LIBISO_SPECIAL && \
S_ISCHR(iso_node_get_mode(node)))
#define LIBISO_ISBLK(node) (iso_node_get_type(node) == LIBISO_SPECIAL && \
S_ISBLK(iso_node_get_mode(node)))
#define LIBISO_ISFIFO(node) (iso_node_get_type(node) == LIBISO_SPECIAL && \
S_ISFIFO(iso_node_get_mode(node)))
#define LIBISO_ISSOCK(node) (iso_node_get_type(node) == LIBISO_SPECIAL && \
S_ISSOCK(iso_node_get_mode(node)))
/* CD specs say one shall not write tracks < 600 kiB */
#define Xorriso_cd_min_track_sizE 300
/* ------------------------------------------------------------------------ */
int Xorriso_startup_libraries(struct XorrisO *xorriso, int flag)
{
int ret, major, minor, micro;
char *handler_prefix= NULL;
char *queue_sev, *print_sev, reason[1024];
/* First an ugly compile time check for header version compatibility.
If everthing matches, then no C code is produced. In case of mismatch,
intentionally faulty C code will be inserted.
*/
/* The minimum requirement of xorriso towards the libisoburn header
at compile time is defined in xorriso/xorrisoburn.h
xorriso_libisoburn_req_major
xorriso_libisoburn_req_minor
xorriso_libisoburn_req_micro
It gets compared against the version macros in libburn/libburn.h :
isoburn_header_version_major
isoburn_header_version_minor
isoburn_header_version_micro
If the header is too old then the following code shall cause failure of
cdrskin compilation rather than to allow production of a program with
unpredictable bugs or memory corruption.
The compiler messages supposed to appear in this case are:
error: 'LIBISOBURN_MISCONFIGURATION' undeclared (first use in this function)
error: 'INTENTIONAL_ABORT_OF_COMPILATION__HEADERFILE_libisoburn_dot_h_TOO_OLD__SEE_xorrisoburn_dot_c' undeclared (first use in this function)
error: 'LIBISOBURN_MISCONFIGURATION_' undeclared (first use in this function)
*/
/* The indendation is an advise of man gcc to help old compilers ignoring */
#if xorriso_libisoburn_req_major > isoburn_header_version_major
#define Isoburn_libisoburn_dot_h_too_olD 1
#endif
#if xorriso_libisoburn_req_major == isoburn_header_version_major && xorriso_libisoburn_req_minor > isoburn_header_version_minor
#define Isoburn_libisoburn_dot_h_too_olD 1
#endif
#if xorriso_libisoburn_req_minor == isoburn_header_version_minor && xorriso_libisoburn_req_micro > isoburn_header_version_micro
#define Isoburn_libisoburn_dot_h_too_olD 1
#endif
#ifdef Isoburn_libisoburn_dot_h_too_olD
LIBISOBURN_MISCONFIGURATION = 0;
INTENTIONAL_ABORT_OF_COMPILATION__HEADERFILE_libisoburn_dot_h_TOO_OLD__SEE_xorrisoburn_dot_c = 0;
LIBISOBURN_MISCONFIGURATION_ = 0;
#endif
/* End of ugly compile time test (scroll up for explanation) */
sprintf(xorriso->info_text, "Starting up libraries ...\n");
Xorriso_info(xorriso, 0);
handler_prefix= calloc(strlen(xorriso->progname)+3+1, 1);
if(handler_prefix==NULL) {
sprintf(xorriso->info_text,
"Cannot allocate memory for initializing libraries");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
reason[0]= 0;
ret= isoburn_initialize(reason, 0);
if(ret==0) {
sprintf(xorriso->info_text, "Cannot initialize libraries");
if(reason[0])
sprintf(xorriso->info_text+strlen(xorriso->info_text),
". Reason given:\n%s", reason);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
free(handler_prefix);
return(0);
}
ret= isoburn_is_compatible(isoburn_header_version_major,
isoburn_header_version_minor,
isoburn_header_version_micro, 0);
if(ret<=0) {
isoburn_version(&major, &minor, &micro);
sprintf(xorriso->info_text,
"libisoburn version too old: %d.%d.%d . Need at least: %d.%d.%d .\n",
major, minor, micro,
isoburn_header_version_major, isoburn_header_version_minor,
isoburn_header_version_micro);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
xorriso->libs_are_started= 1;
queue_sev= "ALL";
if(xorriso->library_msg_direct_print) {
/* >>> need option for controlling this in XorrisO.
See also Xorriso_msgs_submit */;
print_sev= xorriso->report_about_text;
} else
print_sev= "NEVER";
iso_set_msgs_severities(queue_sev, print_sev, "libsofs : ");
burn_msgs_set_severities(queue_sev, print_sev, "libburn : ");
/* ??? >>> do we want united queues ? */
/* burn_set_messenger(iso_get_messenger()); */
sprintf(handler_prefix, "%s : ", xorriso->progname);
burn_set_signal_handling(handler_prefix, NULL, 0);
Xorriso_process_msg_queues(xorriso,0);
if(reason[0]) {
sprintf(xorriso->info_text, "%s", reason);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
}
sprintf(xorriso->info_text, "Library startup done.\n");
Xorriso_info(xorriso, 0);
free(handler_prefix);
return(1);
}
/* @param flag bit0= global shutdown of libraries */
int Xorriso_detach_libraries(struct XorrisO *xorriso, int flag)
{
Xorriso_give_up_drive(xorriso, 3);
if(xorriso->in_volset_handle!=NULL) { /* standalone image */
iso_image_unref((IsoImage *) xorriso->in_volset_handle);
xorriso->in_volset_handle= NULL;
}
if(flag&1) {
if(xorriso->libs_are_started==0)
return(0);
isoburn_finish();
}
return(1);
}
/* @param flag bit1= obtain outdrive, else indrive */
int Xorriso_get_drive_handles(struct XorrisO *xorriso,
struct burn_drive_info **dinfo,
struct burn_drive **drive,
char *attempt, int flag)
{
if(flag&2)
*dinfo= (struct burn_drive_info *) xorriso->out_drive_handle;
else
*dinfo= (struct burn_drive_info *) xorriso->in_drive_handle;
if(*dinfo==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "No %s drive aquired %s",
(flag&2 ? "output" : "input"), attempt);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
*drive= (*dinfo)[0].drive;
return((*drive)!=NULL);
}
int Xorriso__sev_to_text(int severity, char **severity_name,
int flag)
{
int ret;
ret= iso_sev_to_text(severity, severity_name);
if(ret>0)
return(ret);
ret= burn_sev_to_text(severity, severity_name, 0);
if(ret>0)
return(ret);
*severity_name= "";
return(0);
}
int Xorriso__text_to_sev(char *severity_name, int *severity_number, int flag)
{
int ret= 1;
ret= iso_text_to_sev(severity_name, severity_number);
if(ret>0)
return(ret);
ret= burn_text_to_sev(severity_name, severity_number, 0);
return(ret);
}
/* @param flag bit0= report libisofs error text
bit1= victim is disk_path
bit2= do not inquire libisofs, report msg_text and min_severity
*/
int Xorriso_report_iso_error(struct XorrisO *xorriso, char *victim,
int iso_error_code, char msg_text[], int os_errno,
char min_severity[], int flag)
{
int error_code, iso_sev, min_sev, ret;
char *sev_text_pt, *msg_text_pt= NULL;
char sfe[6*SfileadrL];
static int sorry_sev= -1;
if(sorry_sev<0)
Xorriso__text_to_sev("SORRY", &sorry_sev, 0);
if(flag&4) {
error_code= 0x00050000;
Xorriso__text_to_sev(min_severity, &iso_sev, 0);
} else {
error_code= iso_error_get_code(iso_error_code);
if(error_code < 0x00030000 || error_code >= 0x00040000)
error_code= (error_code & 0xffff) | 0x00050000;
if(flag&1)
msg_text_pt= (char *) iso_error_to_msg(iso_error_code);
iso_sev= iso_error_get_severity(iso_error_code);
}
if(msg_text_pt==NULL)
msg_text_pt= msg_text;
if(iso_sev >= sorry_sev && (flag & 2) && victim[0])
Xorriso_msgs_submit(xorriso, 0, victim, 0, "ERRFILE", 0);
sev_text_pt= min_severity;
Xorriso__text_to_sev(min_severity, &min_sev, 0);
if(min_sev < iso_sev && !(flag&4))
Xorriso__sev_to_text(iso_sev, &sev_text_pt, 0);
strcpy(sfe, msg_text_pt);
if(victim[0]) {
strcat(sfe, ": ");
Text_shellsafe(victim, sfe+strlen(sfe), 0);
}
ret= Xorriso_msgs_submit(xorriso, error_code, sfe, os_errno, sev_text_pt, 4);
return(ret);
}
/* @param flag bit0= suppress messages below UPDATE
bit1= suppress messages below FAILURE
*/
int Xorriso_set_image_severities(struct XorrisO *xorriso, int flag)
{
char *queue_sev, *print_sev;
if(flag&2)
queue_sev= "FAILURE";
else if(flag&1)
queue_sev= "UPDATE";
else
queue_sev= "ALL";
if(xorriso->library_msg_direct_print)
print_sev= xorriso->report_about_text;
else
print_sev= "NEVER";
iso_set_msgs_severities(queue_sev, print_sev, "libisofs : ");
return(1);
}
int Xorriso_update_volid(struct XorrisO *xorriso, int flag)
{
int gret, sret= 1;
gret= Xorriso_get_volid(xorriso, xorriso->loaded_volid, 0);
if(gret<=0 || (!xorriso->volid_default) || xorriso->loaded_volid[0]==0)
sret= Xorriso_set_volid(xorriso, xorriso->volid, 1);
return(gret>0 && sret>0);
}
int Xorriso_create_empty_iso(struct XorrisO *xorriso, int flag)
{
int ret;
IsoImage *volset;
struct isoburn_read_opts *ropts;
struct burn_drive_info *dinfo= NULL;
struct burn_drive *drive= NULL;
if(xorriso->out_drive_handle != NULL) {
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to attach volset to drive", 2);
if(ret<=0)
return(ret);
}
if(xorriso->in_volset_handle!=NULL) {
iso_image_unref((IsoImage *) xorriso->in_volset_handle);
xorriso->in_volset_handle= NULL;
xorriso->loaded_volid[0]= 0;
xorriso->volset_change_pending= 0;
xorriso->no_volset_present= 0;
}
ret= isoburn_ropt_new(&ropts, 0);
if(ret<=0)
return(ret);
/* Note: no return before isoburn_ropt_destroy() */
isoburn_ropt_set_extensions(ropts, isoburn_ropt_pretend_blank);
isoburn_ropt_set_input_charset(ropts, NULL);
isoburn_set_read_pacifier(drive, NULL, NULL);
ret= isoburn_read_image(drive, ropts, &volset);
Xorriso_process_msg_queues(xorriso,0);
isoburn_ropt_destroy(&ropts, 0);
if(ret<=0) {
sprintf(xorriso->info_text, "Failed to create new empty ISO image object");
Xorriso_report_iso_error(xorriso, "", ret, xorriso->info_text, 0, "FATAL",
0);
return(-1);
}
xorriso->in_volset_handle= (void *) volset;
Xorriso_update_volid(xorriso, 0);
xorriso->volset_change_pending= 0;
xorriso->no_volset_present= 0;
return(1);
}
/* @param flag bit0= aquire as isoburn input drive
bit1= aquire as libburn output drive (as isoburn drive if bit0)
bit2= regard overwriteable media as blank
bit3= if the drive is a regular disk file: truncate it to
the write start address
bit5= do not print toc
@return <=0 failure , 1= ok
2=success, but not writeable with bit1
3=success, but not blank and not ISO with bit0
*/
int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, int flag)
{
int ret, hret, not_writeable= 0, has_what, aquire_flag;
uint32_t size;
struct burn_drive_info *dinfo= NULL, *out_dinfo, *in_dinfo;
struct burn_drive *drive, *out_drive, *in_drive;
enum burn_disc_status state;
IsoImage *volset = NULL;
struct isoburn_read_opts *ropts= NULL;
char adr_data[SfileadrL], *libburn_adr, *boot_fate, *sev;
if((flag&3)==0) {
sprintf(xorriso->info_text,
"XORRISOBURN program error : Xorriso_aquire_drive bit0+bit1 not set");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
ret= Xorriso_give_up_drive(xorriso, (flag&3)|8);
if(ret<=0)
return(ret);
libburn_adr= adr;
if(strcmp(adr,"stdio:/dev/fd/1")==0) {
if(xorriso->dev_fd_1<0) {
sprintf(xorriso->info_text,
"-*dev \"stdio:/dev/fd/1\" was not a start argument. Cannot use it now.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
} else {
sprintf(adr_data, "stdio:/dev/fd/%d", xorriso->dev_fd_1);
libburn_adr= adr_data;
}
}
if((flag&3)==1 && xorriso->out_drive_handle!=NULL) {
ret= Xorriso_get_drive_handles(xorriso, &out_dinfo, &out_drive,
"on attempt to compare new indev with outdev", 2);
if(ret<=0)
goto ex;
ret= burn_drive_equals_adr(out_drive, libburn_adr, 1);
if(ret==1)
dinfo= out_dinfo;
} else if((flag&3)==2 && xorriso->in_drive_handle!=NULL) {
ret= Xorriso_get_drive_handles(xorriso, &in_dinfo, &in_drive,
"on attempt to compare new indev with outdev", 0);
if(ret<=0)
goto ex;
ret= burn_drive_equals_adr(in_drive, libburn_adr, 1);
if(ret==1)
dinfo= in_dinfo;
}
if(dinfo==NULL) {
isoburn_set_msgs_submit(Xorriso_msgs_submit_void, (void *) xorriso,
(3<<2) | 128 , 0);
aquire_flag= 1 | ((flag&(8|4))>>1) | ((xorriso->toc_emulation_flag&1)<<3);
ret= isoburn_drive_aquire(&dinfo, libburn_adr, aquire_flag);
Xorriso_process_msg_queues(xorriso,0);
if(ret<=0) {
sprintf(xorriso->info_text,"Cannot aquire drive '%s'", adr);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
if(flag&1)
if(xorriso->image_start_mode&(1<<31)) /* used up setting */
xorriso->image_start_mode= 0; /* no need to perform auto setting */
}
drive= dinfo[0].drive;
if(flag&1) {
if(xorriso->image_start_mode&(1<<31)) /* used up setting */
xorriso->image_start_mode&= ~0xffff; /* perform auto setting */
if((xorriso->image_start_mode&(1<<30))) { /* if enabled at all */
ret= isoburn_set_msc1(drive, xorriso->image_start_mode & 0xffff,
xorriso->image_start_value,
!!(xorriso->image_start_mode & (1<<16)));
if(ret<=0)
goto ex;
if(xorriso->image_start_mode&(1<<31))
xorriso->image_start_mode= 0; /* disable msc1 setting completely */
else
xorriso->image_start_mode|= (1<<31); /* mark as used up */
}
}
state= isoburn_disc_get_status(drive);
Xorriso_process_msg_queues(xorriso,0);
if(flag&1) {
volset= isoburn_get_attached_image(drive);
if(volset != NULL) { /* The image object is already created */
iso_image_unref(volset);
}
}
if(flag&2) {
xorriso->out_drive_handle= dinfo;
if(Sfile_str(xorriso->outdev, adr, 0)<=0)
{ret= -1; goto ex;}
if(state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE) {
sprintf(xorriso->info_text, "Disc status unsuitable for writing");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
not_writeable= 1;
}
}
if(flag&1) {
xorriso->in_drive_handle= dinfo;
if(Sfile_str(xorriso->indev, adr, 0)<=0)
{ret= -1; goto ex;}
} else if(flag&2) {
if(xorriso->in_volset_handle==NULL) {
/* No volume loaded: create empty one */
ret= Xorriso_create_empty_iso(xorriso, 0);
if(ret<=0)
goto ex;
} else {
iso_image_ref((IsoImage *) xorriso->in_volset_handle);
ret= isoburn_attach_image(drive, (IsoImage *) xorriso->in_volset_handle);
if(ret<=0) {
sprintf(xorriso->info_text,
"Failed to attach ISO image object to outdev");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
}
if(!(flag&32))
Xorriso_toc(xorriso, 1|2);
{ret= 1+not_writeable; goto ex;}
}
if(xorriso->in_volset_handle!=NULL)
iso_image_unref((IsoImage *) xorriso->in_volset_handle);
xorriso->in_volset_handle= NULL;
/* check for invalid state */
if(state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE &&
state != BURN_DISC_FULL) {
sprintf(xorriso->info_text,
"Disc status not blank and unsuitable for reading");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
{ret= 0; goto ex;}
}
/* fill read opts */
ret= isoburn_ropt_new(&ropts, 0);
if(ret<=0)
goto ex;
isoburn_ropt_set_extensions(ropts, isoburn_ropt_noiso1999);
isoburn_ropt_set_default_perms(ropts, (uid_t) 0, (gid_t) 0, (mode_t) 0555);
isoburn_ropt_set_input_charset(ropts, NULL);
Xorriso_set_image_severities(xorriso, 1); /* No DEBUG messages */
Xorriso_pacifier_reset(xorriso, 0);
isoburn_set_read_pacifier(drive, Xorriso__read_pacifier, (void *) xorriso);
/* <<< Trying to work around too much tolerance on bad image trees.
Better would be a chance to instruct libisofs what to do in
case of image read errors. There is a risk to mistake other SORRYs.
*/
if(xorriso->img_read_error_mode>0)
iso_set_abort_severity("SORRY");
ret= isoburn_read_image(drive, ropts, &volset);
/* <<< Resetting to normal thresholds */
if(xorriso->img_read_error_mode>0)
Xorriso_set_abort_severity(xorriso, 0);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_set_image_severities(xorriso, 0);
Xorriso_give_up_drive(xorriso, 1|((flag&32)>>2));
sprintf(xorriso->info_text,"Cannot read ISO image tree");
sev= "FAILURE";
if(xorriso->img_read_error_mode==2)
sev= "FATAL";
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, sev, 0);
if(xorriso->img_read_error_mode!=0)
Xorriso_msgs_submit(xorriso, 0, "You might get a partial or altered ISO image tree by option -error_behavior 'image_loading' 'best_effort'",
0, "HINT", 0);
ret= 3; goto ex;
}
Xorriso_pacifier_callback(xorriso, "nodes read", xorriso->pacifier_count, 0,
"", 1); /* report end count */
xorriso->in_volset_handle= (void *) volset;
Xorriso_set_image_severities(xorriso, 0);
Xorriso_update_volid(xorriso, 0);
if(xorriso->out_drive_handle != NULL &&
xorriso->out_drive_handle != xorriso->in_drive_handle) {
ret= Xorriso_get_drive_handles(xorriso, &out_dinfo, &out_drive,
"on attempt to attach ISO image volset to outdev", 2);
if(ret<=0)
goto ex;
iso_image_ref((IsoImage *) xorriso->in_volset_handle);
isoburn_attach_image(out_drive, xorriso->in_volset_handle);
}
Xorriso_process_msg_queues(xorriso,0);
isoburn_ropt_get_size_what(ropts, &size, &has_what);
if(has_what & isoburn_ropt_has_el_torito) {
if(xorriso->patch_isolinux_image)
boot_fate= "patched as isolinux image";
else if(xorriso->keep_boot_image)
boot_fate= "kept unchanged";
else
boot_fate= "discarded";
sprintf(xorriso->info_text,
"Detected El-Torito boot information which currently is set to be %s",
boot_fate);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
}
if(!(flag&32)) {
Xorriso_toc(xorriso, 1);
if(xorriso->loaded_volid[0]!=0) {
sprintf(xorriso->result_line,"Volume id : '%s'\n",
xorriso->loaded_volid);
Xorriso_result(xorriso,0);
if(strcmp(xorriso->loaded_volid, xorriso->volid)!=0 &&
!xorriso->volid_default) {
sprintf(xorriso->result_line, "New volume id: '%s'\n", xorriso->volid);
Xorriso_result(xorriso,0);
}
}
}
ret= 1+not_writeable;
ex:
Xorriso_process_msg_queues(xorriso,0);
if(ret<=0) {
hret= Xorriso_give_up_drive(xorriso, (flag&3)|((flag&32)>>2));
if(hret<ret)
ret= hret;
}
if(ropts!=NULL)
isoburn_ropt_destroy(&ropts, 0);
return(ret);
}
/* @param flag bit0=input drive
bit1=output drive
bit2=eject
bit3=no info message or toc
*/
int Xorriso_give_up_drive(struct XorrisO *xorriso, int flag)
{
int in_is_out_too, ret;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
char sfe[5*SfileadrL];
in_is_out_too= (xorriso->in_drive_handle == xorriso->out_drive_handle);
if((flag&4) && in_is_out_too && (flag&(1|2))) {
if((flag&3)!=3) {
sprintf(xorriso->info_text,"Giving up for -eject whole -dev %s",
Text_shellsafe(xorriso->indev, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
}
flag|= 3; /* give up in/out drive to eject it */
}
if((flag&1) && xorriso->in_drive_handle != NULL) {
Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to give up drive", 0);
if(!in_is_out_too) {
if(drive!=NULL && !in_is_out_too)
isoburn_drive_release(drive,!!(flag&4));
if(dinfo!=NULL && !in_is_out_too)
burn_drive_info_free(dinfo);
}
xorriso->in_drive_handle= NULL;
xorriso->indev[0]= 0;
if(xorriso->in_volset_handle!=NULL)
iso_image_unref((IsoImage *) xorriso->in_volset_handle);
xorriso->in_volset_handle= NULL;
xorriso->loaded_volid[0]= 0;
xorriso->volset_change_pending= 0;
xorriso->no_volset_present= 0;
in_is_out_too= 0;
}
if((flag&2) && xorriso->out_drive_handle!=NULL) {
Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to give up drive", 2);
if(!in_is_out_too) {
if(drive!=NULL)
isoburn_drive_release(drive,!!(flag&4));
if(dinfo!=NULL)
burn_drive_info_free(dinfo);
}
xorriso->out_drive_handle= NULL;
xorriso->outdev[0]= 0;
} else if((flag&1) && xorriso->out_drive_handle!=NULL) {
ret= Xorriso_create_empty_iso(xorriso, 0);
if(ret<=0)
return(ret);
if(!(flag&8)) {
sprintf(xorriso->info_text,
"Only the output drive remains. Created empty ISO image.\n");
Xorriso_info(xorriso, 0);
Xorriso_toc(xorriso, 1|2);
}
}
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
int Xorriso_make_write_options(
struct XorrisO *xorriso, struct burn_drive *drive,
struct burn_write_opts **burn_options, int flag)
{
int drive_role;
*burn_options= burn_write_opts_new(drive);
if(*burn_options==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Cannot allocate option set");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
burn_write_opts_set_simulate(*burn_options, !!xorriso->do_dummy);
drive_role= burn_drive_get_drive_role(drive);
burn_write_opts_set_multi(*burn_options,
!(xorriso->do_close || drive_role==0 || drive_role==3));
burn_drive_set_speed(drive, xorriso->speed, xorriso->speed);
burn_write_opts_set_stream_recording(*burn_options,
!! xorriso->do_stream_recording);
burn_write_opts_set_underrun_proof(*burn_options, 1);
return(1);
}
/* @param flag bit0= do not write but only prepare and return size in sectors
bit1= do not use isoburn wrappers
*/
int Xorriso_sanitize_image_size(struct XorrisO *xorriso,
struct burn_drive *drive, struct burn_disc *disc,
struct burn_write_opts *burn_options, int flag)
{
int ret, img_sectors, num_sessions= 0, num_tracks= 0, padding= 0, profile;
int media_space;
char profile_name[80];
struct burn_session **sessions;
struct burn_track **tracks;
img_sectors= burn_disc_get_sectors(disc);
sessions= burn_disc_get_sessions(disc, &num_sessions);
if(sessions==NULL || num_sessions < 1) {
no_track:;
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Program error : no track in prepared disc");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
tracks= burn_session_get_tracks(sessions[0], &num_tracks);
if(tracks==NULL || num_tracks < 1)
goto no_track;
padding= 0;
ret= burn_disc_get_profile(drive, &profile, profile_name);
padding= xorriso->padding / 2048;
if(xorriso->padding > padding * 2048)
padding++;
if(img_sectors>0 && ret>0 &&
(profile==0x09 || profile==0x0a)) { /* CD-R , CD-RW */
if(img_sectors + padding < Xorriso_cd_min_track_sizE) {
padding= Xorriso_cd_min_track_sizE - img_sectors;
sprintf(xorriso->info_text,
"Expanded track to minimum size of %d sectors",
Xorriso_cd_min_track_sizE);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
}
}
burn_track_define_data(tracks[0], 0, padding * 2048, 0, BURN_MODE1);
Xorriso_process_msg_queues(xorriso,0);
if(flag&2)
media_space= burn_disc_available_space(drive, burn_options) /
(off_t) 2048;
else
media_space= isoburn_disc_available_space(drive, burn_options) /
(off_t) 2048;
if(media_space < img_sectors + padding) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Image size %ds exceeds free space on media %ds",
img_sectors + padding, media_space);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
if(flag&1) {
ret= img_sectors+padding;
} else
ret= 1;
ex:;
return(ret);
}
/* @param flag bit0= do not write but only prepare and return size in sectors
*/
int Xorriso_write_session(struct XorrisO *xorriso, int flag)
{
int ret, relax= 0, i, profile, status, num_formats;
int major, minor, micro;
unsigned dummy;
char xorriso_id[256], *img_id, profile_name[80], sfe[5*SfileadrL];
struct isoburn_imgen_opts *sopts= NULL;
struct burn_drive_info *dinfo, *source_dinfo;
struct burn_drive *drive, *source_drive;
struct burn_disc *disc= NULL;
struct burn_write_opts *burn_options;
off_t readcounter= 0,writecounter= 0, size;
int num_sessions= 0, num_tracks= 0;
struct burn_session **sessions;
struct burn_track **tracks;
enum burn_disc_status s;
IsoImage *image = NULL;
ElToritoBootImage *bootimg;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to write", 2);
if(ret<=0)
return(0);
ret= burn_disc_get_profile(drive, &profile, profile_name);
if(ret>0 && (!(flag&1)) &&
(profile==0x12 || profile==0x43)) { /* DVD-RAM or BD-RE */
ret= burn_disc_get_formats(drive, &status, &size, &dummy, &num_formats);
if(ret>0 && status==BURN_FORMAT_IS_UNFORMATTED) {
sprintf(xorriso->info_text,
"Unformatted %s media detected. Trying -format fast.",
profile_name);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
ret= Xorriso_format_media(xorriso, 1);
if(ret<=0) {
sprintf(xorriso->info_text, "Automatic formatting of %s failed",
profile_name);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(ret);
}
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to write", 2);
if(ret<=0)
return(0);
}
}
if(xorriso->out_drive_handle == xorriso->in_drive_handle) {
source_drive= drive;
} else {
if(xorriso->in_drive_handle == NULL) {
source_drive= drive;
} else {
ret= Xorriso_get_drive_handles(xorriso, &source_dinfo, &source_drive,
"on attempt to get source for write", 0);
if(ret<=0)
goto ex;
}
s= isoburn_disc_get_status(drive);
if(s!=BURN_DISC_BLANK) {
s= burn_disc_get_status(drive);
if(s!=BURN_DISC_BLANK)
sprintf(xorriso->info_text,
"-indev differs from -outdev and -outdev media is not blank");
else
sprintf(xorriso->info_text,
"-indev differs from -outdev and -outdev media holds non-zero data");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
}
ret= isoburn_igopt_new(&sopts, 0);
if(ret<=0)
return(ret);
relax= isoburn_igopt_allow_deep_paths;
/* Adjust or discard boot image */
image= isoburn_get_attached_image(source_drive);
/* >>> ??? move down to libisoburn ? */
if(image!=NULL && !(flag&1)) {
ret= iso_image_get_boot_image(image, &bootimg, NULL, NULL);
if(xorriso->patch_isolinux_image) {
if(ret==1) {
relax|= isoburn_igopt_allow_full_ascii;
sprintf(xorriso->info_text, "Patching alleged isolinux boot image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
el_torito_patch_isolinux_image(bootimg);
} else {
sprintf(xorriso->info_text,
"Could not find any boot image for -boot_image isolinux patch");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
}
} else if(xorriso->keep_boot_image && ret==1) {
relax|= isoburn_igopt_allow_full_ascii;
sprintf(xorriso->info_text, "Keeping boot image unchanged");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
} else if(ret==1) {
iso_image_remove_boot_image(image);
sprintf(xorriso->info_text, "Discarded boot image from old session");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
}
}
isoburn_igopt_set_level(sopts, 2);
isoburn_igopt_set_extensions(sopts, 1|((!!xorriso->do_joliet)<<1));
isoburn_igopt_set_relaxed(sopts, isoburn_igopt_allow_deep_paths);
isoburn_igopt_set_sort_files(sopts, 1);
isoburn_igopt_set_over_mode(sopts, 0, 0, (mode_t) 0, (mode_t) 0);
isoburn_igopt_set_over_ugid(sopts, 0, 0, (uid_t) 0, (gid_t) 0);
isoburn_igopt_set_out_charset(sopts, NULL);
isoburn_igopt_set_fifo_size(sopts, xorriso->fs * 2048);
if(image!=NULL &&
strlen(Xorriso_program_versioN)+strlen(Xorriso_timestamP)<80) {
sprintf(xorriso_id, "XORRISO-%s %s",
Xorriso_program_versioN, Xorriso_timestamP);
isoburn_version(&major, &minor, &micro);
if(strlen(xorriso_id)<80)
sprintf(xorriso_id+strlen(xorriso_id),
", LIBISOBURN-%d.%d.%d", major, minor, micro);
iso_lib_version(&major, &minor, &micro);
if(strlen(xorriso_id)<80)
sprintf(xorriso_id+strlen(xorriso_id),
", LIBISOFS-%d.%d.%d", major, minor, micro);
burn_version(&major, &minor, &micro);
if(strlen(xorriso_id)<80)
sprintf(xorriso_id+strlen(xorriso_id),
", LIBBURN-%d.%d.%d", major, minor, micro);
xorriso_id[128]= 0;
img_id= (char *) iso_image_get_data_preparer_id(image);
if(img_id!=NULL) {
for(i= strlen(img_id)-1; i>=0 && img_id[i]==' '; i--);
if(i>0) {
sprintf(xorriso->info_text, "Overwrote previous preparer id '%s'",
img_id);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
}
}
iso_image_set_data_preparer_id(image, xorriso_id);
}
/* Make final abort check before starting expensive activities */
ret= Xorriso_eval_problem_status(xorriso, 1, 0);
if(ret<0)
{ret= 0; goto ex;}
Xorriso_set_abort_severity(xorriso, 1);
if (xorriso->grow_blindly_msc2 >= 0 &&
xorriso->out_drive_handle != xorriso->in_drive_handle) {
ret= isoburn_prepare_blind_grow(source_drive, &disc, sopts, drive,
xorriso->grow_blindly_msc2);
if(ret>0) {
/* Allow the consumer of output to access the input drive */
source_drive= NULL;
ret= Xorriso_give_up_drive(xorriso, 1|8);
if(ret<=0)
goto ex;
}
} else if(xorriso->out_drive_handle == xorriso->in_drive_handle ||
xorriso->in_drive_handle == NULL) {
ret= isoburn_prepare_disc(source_drive, &disc, sopts);
} else {
ret= isoburn_prepare_new_image(source_drive, &disc, sopts, drive);
}
if(ret <= 0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Failed to prepare session write run");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
isoburn_igopt_get_effective_lba(sopts, &(xorriso->session_lba));
ret= Xorriso_make_write_options(xorriso, drive, &burn_options, 0);
if(ret<=0)
goto ex;
ret= Xorriso_sanitize_image_size(xorriso, drive, disc, burn_options, flag&1);
if(ret<=0 || (flag&1)) {
Xorriso_process_msg_queues(xorriso,0);
if(flag&1) /* set queue severity to FAILURE */
Xorriso_set_image_severities(xorriso, 2);
isoburn_cancel_prepared_write(source_drive, drive, 0);
if(flag&1) /* reset queue severity */
Xorriso_set_image_severities(xorriso, 0);
goto ex;
}
xorriso->run_state= 1; /* Indicate that burning has started */
isoburn_disc_write(burn_options, disc);
burn_write_opts_free(burn_options);
ret= Xorriso_pacifier_loop(xorriso, drive, 0);
if(ret<=0)
goto ex;
if(!isoburn_drive_wrote_well(drive)) {
isoburn_cancel_prepared_write(source_drive, drive, 0);
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"libburn indicates failure with writing.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
sessions= burn_disc_get_sessions(disc, &num_sessions);
if(num_sessions>0) {
tracks= burn_session_get_tracks(sessions[0], &num_tracks);
if(tracks!=NULL && num_tracks>0) {
burn_track_get_counters(tracks[0],&readcounter,&writecounter);
xorriso->session_blocks= (int) (writecounter/ (off_t) 2048);
sprintf(xorriso->info_text,
"ISO image produced: %d sectors\nWritten to media : %d sectors at LBA %d\n",
(int) (readcounter/ (off_t) 2048),
xorriso->session_blocks, xorriso->session_lba);
Xorriso_info(xorriso, 0);
}
}
ret= isoburn_activate_session(drive);
Xorriso_process_msg_queues(xorriso,0);
if(ret<=0) {
sprintf(xorriso->info_text,
"Could not write new set of volume descriptors");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
goto ex;
}
/* Done early to free any reference to the libisofs resources via disc */
if(disc!=NULL)
burn_disc_free(disc);
disc= NULL;
/* To wait for the end of the libisofs threads and their messages. */
isoburn_sync_after_write(source_drive, drive, 0);
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Writing to %s completed sucessfully.\n\n",
Text_shellsafe(xorriso->outdev,sfe,0));
Xorriso_info(xorriso, 0);
ret= 1;
ex:;
xorriso->run_state= 0; /* Indicate that burning has ended */
Xorriso_set_abort_severity(xorriso, 0);
if(ret<=0) {
/* >>> ??? revive discarded boot image */;
}
if(disc!=NULL)
burn_disc_free(disc);
isoburn_igopt_destroy(&sopts, 0);
Xorriso_process_msg_queues(xorriso,0);
return(ret);
}
int Xorriso_check_burn_abort(struct XorrisO *xorriso, int flag)
{
int ret;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
if(xorriso->run_state!=1)
return(0);
ret= Xorriso_eval_problem_status(xorriso, 1, 1);
if(ret>=0)
return(0);
sprintf(xorriso->info_text,
"-abort_on '%s' encountered '%s' during image writing",
xorriso->abort_on_text, xorriso->problem_status_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0,
xorriso->problem_status_text, 0);
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to abort burn run", 2);
if(ret<=0)
return(0);
burn_drive_cancel(drive);
sprintf(xorriso->info_text,
"libburn has now been urged to cancel its operation");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(1);
}
/* This loop watches burn runs until they end.
It issues pacifying update messages to the user.
@param flag bit0-3 = emulation mode
0= xorriso
1= mkisofs
2= cdrecord
bit4= report speed in CD units
*/
int Xorriso_pacifier_loop(struct XorrisO *xorriso, struct burn_drive *drive,
int flag)
{
int ret, size, free_bytes, i, aborting= 0, emul, buffer_fill= 50, last_sector;
struct burn_progress progress;
char *status_text, date_text[80];
enum burn_drive_status drive_status;
double start_time, current_time, last_time;
double measured_speed, speed_factor= 1385000, quot;
time_t time_prediction;
start_time= Sfile_microtime(0);
while(burn_drive_get_status(drive, NULL) == BURN_DRIVE_SPAWNING)
usleep(100002);
emul= flag&15;
if(emul==0)
emul= xorriso->pacifier_style;
if(flag&16)
speed_factor= 150.0*1024;
progress.sector= 0;
current_time= Sfile_microtime(0);
while(1) {
last_time= current_time;
last_sector= progress.sector;
drive_status= burn_drive_get_status(drive, &progress);
if(drive_status == BURN_DRIVE_IDLE)
break;
current_time= Sfile_microtime(0);
if(drive_status == BURN_DRIVE_WRITING && progress.sectors > 0) {
if(emul==2) {
if(progress.sector<=progress.sectors)
sprintf(xorriso->info_text, "%4d of %4d MB written",
progress.sector / 512, progress.sectors / 512);
else
sprintf(xorriso->info_text, "%4d MB written",
progress.sector / 512);
if(xorriso->pacifier_fifo!=NULL)
ret= burn_fifo_inquire_status(xorriso->pacifier_fifo,
&size, &free_bytes, &status_text);
else
ret= isoburn_get_fifo_status(drive, &size, &free_bytes, &status_text);
if(ret>0 )
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" (fifo %2d%%)",
(int) (100.0-100.0*((double) free_bytes)/(double) size));
buffer_fill= 50;
if(progress.buffer_capacity>0)
buffer_fill= (double) (progress.buffer_capacity
- progress.buffer_available) * 100.0
/ (double) progress.buffer_capacity;
sprintf(xorriso->info_text+strlen(xorriso->info_text), " [buf %3d%%]",
buffer_fill);
if(current_time-last_time>0.2) {
measured_speed= (progress.sector - last_sector) * 2048.0 /
(current_time - last_time);
sprintf(xorriso->info_text+strlen(xorriso->info_text), " %4.1fx.",
measured_speed/speed_factor);
}
} else if(emul == 1 &&
progress.sectors > 0 && progress.sector <= progress.sectors) {
/* "37.87% done, estimate finish Tue Jul 15 18:55:07 2008" */
quot= ((double) progress.sector) / ((double) progress.sectors);
sprintf(xorriso->info_text, " %2.2f%% done", quot*100.0);
if(current_time - start_time >= 2 && quot >= 0.02) {
time_prediction= current_time +
(1.0 - quot) / quot * (current_time-start_time) + 1;
Ftimetxt(time_prediction, date_text, 4);
sprintf(xorriso->info_text+strlen(xorriso->info_text),
", estimate finish %s", date_text);
}
} else {
if(progress.sector<=progress.sectors)
sprintf(xorriso->info_text, "Writing: sector %d of %d",
progress.sector, progress.sectors);
else
sprintf(xorriso->info_text, "Writing: sector %d", progress.sector);
ret= isoburn_get_fifo_status(drive, &size, &free_bytes, &status_text);
if(ret>0 )
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" [fifo %s, %2d%% fill]", status_text,
(int) (100.0-100.0*((double) free_bytes)/(double) size));
}
} else if(drive_status == BURN_DRIVE_CLOSING_SESSION ||
drive_status == BURN_DRIVE_CLOSING_TRACK)
sprintf(xorriso->info_text,
"Closing track/session. Working since %.f seconds",
current_time-start_time);
else if(drive_status == BURN_DRIVE_FORMATTING)
sprintf(xorriso->info_text, "Formatting. Working since %.f seconds",
current_time-start_time);
else
sprintf(xorriso->info_text,
"Thank you for being patient since %.f seconds",
current_time-start_time);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
for(i= 0; i<10; i++) {
Xorriso_process_msg_queues(xorriso, 0);
if(aborting<=0)
aborting= Xorriso_check_burn_abort(xorriso, 0);
usleep(100000);
}
}
return(1);
}
int Xorriso__read_pacifier(IsoImage *image, IsoFileSource *filesource)
{
struct XorrisO *xorriso;
xorriso= (struct XorrisO *) iso_image_get_attached_data(image);
if(xorriso==NULL)
return(1);
xorriso->pacifier_count++;
if(xorriso->pacifier_count%10)
return(1);
Xorriso_pacifier_callback(xorriso, "nodes read", xorriso->pacifier_count, 0,
"", 0);
return(1);
}
int Xorriso_get_volume(struct XorrisO *xorriso, IsoImage **volume,
int flag)
{
if(xorriso->in_volset_handle==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"No ISO image present.");
if(xorriso->indev[0]==0 && xorriso->outdev[0]==0)
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" No -dev, -indev, or -outdev selected.");
else
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" Possible program error with drive '%s'.", xorriso->indev);
if(!xorriso->no_volset_present)
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
xorriso->no_volset_present= 1;
return(0);
}
*volume= (IsoImage *) xorriso->in_volset_handle;
xorriso->no_volset_present= 0;
return(*volume != NULL);
}
/* @param flag bit0=do not complain about non existent node */
int Xorriso_node_from_path(struct XorrisO *xorriso, IsoImage *volume,
char *path, IsoNode **node, int flag)
{
int ret;
char sfe[5*SfileadrL], *path_pt;
path_pt= path;
if(path[0]==0)
path_pt= "/";
*node= NULL;
ret= iso_tree_path_to_node(volume, path_pt, node);
Xorriso_process_msg_queues(xorriso,0);
if(ret<=0 || (*node)==NULL) {
if(!(flag&1)) {
sprintf(xorriso->info_text, "Cannot find path %s in loaded ISO image",
Text_shellsafe(path_pt, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
}
return(0);
}
return(1);
}
/* @param eff_path returns resulting effective path.
Must provide at least SfileadrL bytes of storage.
@param flag bit0= do not produce problem events (unless faulty path format)
bit1= work purely literally, do not use libisofs
bit2= (with bit1) this is an address in the disk world
bit3= return root directory as "/" and not as ""
bit4= (with bit2) determine type of disk file eff_path
and return 0 if not existing
bit5= (with bit3) this is not a parameter
bit6= insist in having an ISO image, even with bits1+2
@return -1 = faulty path format, 0 = not found ,
1 = found simple node , 2 = found directory
*/
int Xorriso_normalize_img_path(struct XorrisO *xorriso, char *wd,
char *img_path, char eff_path[], int flag)
{
int ret, is_dir= 0, done= 0;
IsoImage *volume;
IsoDir *dir= NULL;
IsoNode *node= NULL;
char path[SfileadrL], *apt, *npt, sfe[5*SfileadrL], *cpt;
if((flag&64) || !(flag&2)) {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
}
eff_path[0]= 0;
if(img_path[0]==0) {
if(flag&8)
strcpy(eff_path, "/");
return(2); /* root directory */
}
apt= npt= path;
if(img_path[0]!='/') {
strcpy(path, wd);
ret= Sfile_add_to_path(path, img_path, 0);
if(ret<=0)
goto much_too_long;
} else
if(Sfile_str(path, img_path, 0)<=0)
return(-1);
if(path[0]!='/') {
sprintf(xorriso->info_text,
"Internal error: Unresolvable relative addressing in iso_rr_path '%s'",
img_path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FATAL", 0);
return(-1);
} else if(path[1]==0) {
if(flag&8)
strcpy(eff_path, "/");
return(2); /* root directory */
}
for(npt= apt; !done; apt= npt+1) {
npt= strchr(apt, '/');
if(npt==NULL) {
npt= apt+strlen(apt);
done= 1;
} else
*npt= 0;
if(*apt==0) {
*apt= '/';
apt++;
if(done)
break;
continue;
}
if(strcmp(apt,".")==0) {
is_dir= 1;
continue;
}
if(strcmp(apt,"..")==0) {
if(!(flag&2)) {
node= (IsoNode *) dir;
if(node==NULL) {
bonked_root:;
sprintf(xorriso->info_text,
"Relative addressing in path exceeds root directory: %s",
Text_shellsafe(img_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(-1);
}
dir= iso_node_get_parent(node);
}
/* truncate eff_path */;
cpt= strrchr(eff_path, '/');
if(cpt==NULL) /* ??? if not flag&2 then this is a bug */
goto bonked_root;
*cpt= 0;
is_dir= 1;
continue;
}
ret= Sfile_add_to_path(eff_path, apt, 0);
if(ret<=0) {
much_too_long:;
sprintf(xorriso->info_text, "Effective path gets much too long (%d)",
(int) (strlen(eff_path)+strlen(apt)+1));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(-1);
}
if(!(flag&2)) {
dir= (IsoDir *) node;
ret= Xorriso_node_from_path(xorriso, volume, eff_path, &node, flag&1);
if(ret<=0)
return(0);
if(dir==NULL) /* could be false with "/dir/.." */
dir= iso_node_get_parent(node);
is_dir= LIBISO_ISDIR(node);
}
}
if(flag&16) {
ret= Sfile_type(eff_path,
1|(4*(xorriso->do_follow_links || (xorriso->do_follow_param && !(flag&32)))
));
if(ret<0)
return(0);
if(ret==2)
is_dir= 1;
}
return(1+!!is_dir);
}
int Xorriso_get_node_by_path(struct XorrisO *xorriso,
char *in_path, char *eff_path,
IsoNode **node, int flag)
{
int ret;
char path[SfileadrL];
IsoImage *volume;
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, in_path, path, 0);
if(ret<=0)
return(ret);
if(eff_path!=NULL)
strcpy(eff_path, path);
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
ret= Xorriso_node_from_path(xorriso, volume, path, node, 0);
if(ret<=0)
return(0);
return(1);
}
/* @param flag
*/
int Xorriso_node_get_dev(struct XorrisO *xorriso, IsoNode *node,
char *path, dev_t *dev, int flag)
{
*dev= iso_special_get_dev((IsoSpecial *) node);
return(1);
}
/* @param flag bit0= *node is already valid
bit1= add extra block for size estimation
bit2= complain loudely if path is missing in image
*/
int Xorriso_fake_stbuf(struct XorrisO *xorriso, char *path, struct stat *stbuf,
IsoNode **node, int flag)
{
int ret;
IsoImage *volume;
memset((char *) stbuf, 0, sizeof(struct stat));
if(!(flag&1)) {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(-1);
ret= Xorriso_node_from_path(xorriso, volume, path, node, !(flag&4));
if(ret<=0)
*node= NULL;
}
if(*node==NULL)
return(0);
/* >>> stbuf->st_dev */
/* >>> stbuf->st_ino */
stbuf->st_mode= iso_node_get_permissions(*node) & 07777;
if(LIBISO_ISDIR(*node))
stbuf->st_mode|= S_IFDIR;
else if(LIBISO_ISREG(*node))
stbuf->st_mode|= S_IFREG;
else if(LIBISO_ISLNK(*node))
stbuf->st_mode|= S_IFLNK;
else if(LIBISO_ISCHR(*node)) {
stbuf->st_mode|= S_IFCHR;
Xorriso_node_get_dev(xorriso, *node, path, &(stbuf->st_rdev), 0);
} else if(LIBISO_ISBLK(*node)) {
stbuf->st_mode|= S_IFBLK;
Xorriso_node_get_dev(xorriso, *node, path, &(stbuf->st_rdev), 0);
} else if(LIBISO_ISFIFO(*node))
stbuf->st_mode|= S_IFIFO;
else if(LIBISO_ISSOCK(*node))
stbuf->st_mode|= S_IFSOCK;
/* >>> NG How to represent LIBISO_BOOT ? */
/* >>> With directories this should be : number of subdirs + 2 */
/* >>> ??? How to obtain RR hardlink number for other types ? */
stbuf->st_nlink= 1;
stbuf->st_uid= iso_node_get_uid(*node);
stbuf->st_gid= iso_node_get_gid(*node);
if(LIBISO_ISREG(*node))
stbuf->st_size= iso_file_get_size((IsoFile *) *node)+ (2048 * !!(flag&2));
else
stbuf->st_size= 0;
stbuf->st_blksize= 2048;
stbuf->st_blocks= stbuf->st_size / (off_t) 2048;
if(stbuf->st_blocks * (off_t) 2048 != stbuf->st_size)
stbuf->st_blocks++;
stbuf->st_atime= iso_node_get_atime(*node);
stbuf->st_mtime= iso_node_get_mtime(*node);
stbuf->st_ctime= iso_node_get_ctime(*node);
return(1);
}
/* @param flag >>> bit0= follow links (i.e. stat() rather than lstat()
bit1= do not return -2 on severe errors
bit2= complain loudely if path is missing in image
*/
int Xorriso_iso_lstat(struct XorrisO *xorriso, char *path, struct stat *stbuf,
int flag)
{
int ret;
IsoNode *node;
if(flag&1) {
/* >>> follow link in ISO image */;
}
ret= Xorriso_fake_stbuf(xorriso, path, stbuf, &node, flag&4);
if(ret>0)
return(0);
if(ret<0 && !(flag&2))
return(-2);
return(-1);
}
/* @param flag bit0= give directory x-permission where is r-permission
*/
int Xorriso_transfer_properties(struct XorrisO *xorriso, struct stat *stbuf,
IsoNode *node, int flag)
{
mode_t mode;
mode= stbuf->st_mode;
if((flag&1) && S_ISDIR(mode)) {
if(mode&S_IRUSR)
mode|= S_IXUSR;
if(mode&S_IRGRP)
mode|= S_IXGRP;
if(mode&S_IROTH)
mode|= S_IXOTH;
}
iso_node_set_permissions(node, mode & 07777);
iso_node_set_uid(node, stbuf->st_uid);
iso_node_set_gid(node, stbuf->st_gid);
iso_node_set_atime(node, stbuf->st_atime);
iso_node_set_mtime(node, stbuf->st_mtime);
iso_node_set_ctime(node, stbuf->st_ctime);
return(1);
}
int Xorriso_graft_split(struct XorrisO *xorriso, IsoImage *volume,
IsoDir *dir, char *disk_path, char *img_name,
char *nominal_source, char *nominal_target,
off_t size, IsoNode **node, int flag)
{
int ret;
IsoDir *new_dir= NULL;
IsoNode *part_node;
int partno, total_parts;
off_t offset;
char part_name[SfileadrL], sfe[5*SfileadrL];
ret= iso_tree_add_new_dir(dir, img_name, &new_dir);
if(ret<0)
return(ret);
*node= (IsoNode *) new_dir;
total_parts= size / xorriso->split_size;
if(size % xorriso->split_size)
total_parts++;
for(partno= 1; partno<=total_parts; partno++) {
offset = xorriso->split_size * (off_t) (partno-1);
Splitpart__compose(part_name, partno, total_parts, offset,
xorriso->split_size, size, 0);
ret= Xorriso_tree_graft_node(xorriso, volume,
new_dir, disk_path, part_name,
nominal_source, nominal_target,
offset, xorriso->split_size,
&part_node, 8);
if(ret<=0)
return(0);
}
sprintf(xorriso->info_text, "Split into %d parts: %s",
total_parts, Text_shellsafe(nominal_target, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(1);
}
/*
@param flag bit3= cut_out_node: offset and size are valid
*/
int Xorriso_tree_graft_node(struct XorrisO *xorriso, IsoImage *volume,
IsoDir *dir, char *disk_path, char *img_name,
char *nominal_source, char *nominal_target,
off_t offset, off_t cut_size,
IsoNode **node, int flag)
{
int ret;
struct stat stbuf;
char sfe[5*SfileadrL];
off_t size= 0;
static off_t limit= ((off_t) 4) * ((off_t) 1024*1024*1024) - (off_t) 1;
if(flag&8) {
if(cut_size > limit) {
sprintf(xorriso->info_text,
"File piece exceeds size limit of %.f bytes: %.f from %s\n",
(double) limit, (double) cut_size,
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
ret= iso_tree_add_new_cut_out_node(volume, dir, img_name, disk_path,
offset, cut_size, node);
if(ret<0)
goto ex;
} else {
if(stat(disk_path, &stbuf)!=-1)
if(S_ISREG(stbuf.st_mode))
size= stbuf.st_size;
if(xorriso->split_size > 0 && size > xorriso->split_size) {
ret= Xorriso_graft_split(xorriso, volume, dir, disk_path, img_name,
nominal_source, nominal_target, size,
node, 0);
if(ret<=0)
goto ex;
return(1);
} else if(size > limit) {
sprintf(xorriso->info_text,
"File exceeds size limit of %.f bytes: %s\n",
(double) limit, Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
ret= iso_tree_add_new_node(volume, dir, img_name, disk_path, node);
if(ret<0)
goto ex;
}
ex:;
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, nominal_source, ret,
"Cannot add node to tree", 0, "FAILURE", 1|2);
return(ret);
}
if(LIBISO_ISREG(*node))
xorriso->pacifier_byte_count+= iso_file_get_size((IsoFile *) *node);
return(1);
}
/* @param flag bit0= recursion is active
bit1= do not report added files
*/
int Xorriso_add_tree(struct XorrisO *xorriso, IsoDir *dir,
char *img_dir_path, char *disk_dir_path,
struct LinkiteM *link_stack, int flag)
{
IsoImage *volume;
IsoNode *node;
IsoSymlink *iso_symlink;
int ret, target_is_dir, source_is_dir, source_is_link, fret, was_failure= 0;
int do_not_dive, target_is_split= 0;
struct DirseQ *dirseq= NULL;
char *name, *img_name, *srcpt, *stbuf_src= "";
struct stat stbuf, hstbuf;
dev_t dir_dev;
struct LinkiteM *own_link_stack;
#ifdef Xorriso_fat_local_meM
char sfe[5*SfileadrL], sfe2[5*SfileadrL];
char disk_path[2*SfileadrL], img_path[2*SfileadrL], link_target[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *sfe= NULL, *sfe2= NULL;
char *disk_path= NULL, *img_path= NULL, *link_target= NULL;
/* Avoiding large local memory objects in order to save stack space */
sfe= malloc(5*SfileadrL);
sfe2= malloc(5*SfileadrL);
disk_path= malloc(2*SfileadrL);
img_path= malloc(2*SfileadrL);
link_target= malloc(SfileadrL);
if(sfe==NULL || sfe2==NULL || disk_path==NULL || img_path==NULL ||
link_target==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
own_link_stack= link_stack;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
goto ex;
stbuf_src= disk_dir_path;
if(lstat(disk_dir_path, &stbuf)==-1)
goto cannot_open_dir;
dir_dev= stbuf.st_dev;
if(S_ISLNK(stbuf.st_mode)) {
if(!(xorriso->do_follow_links || (xorriso->do_follow_param && !(flag&1))))
{ret= 2; goto ex;}
stbuf_src= disk_dir_path;
if(stat(disk_dir_path, &stbuf)==-1)
goto cannot_open_dir;
if(dir_dev != stbuf.st_dev &&
!(xorriso->do_follow_mount || (xorriso->do_follow_param && !(flag&1))))
{ret= 2; goto ex;}
}
ret= Dirseq_new(&dirseq, disk_dir_path, 1);
if(ret<0) {
sprintf(xorriso->info_text,"Failed to create source filesystem iterator");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
if(ret==0) {
cannot_open_dir:;
Xorriso_msgs_submit(xorriso, 0, disk_dir_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,"Cannot open as source directory: %s",
Text_shellsafe(disk_dir_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
if(Sfile_str(disk_path, disk_dir_path,0)<=0)
{ret= -1; goto ex;}
if(disk_path[0]==0 || disk_path[strlen(disk_path)-1]!='/')
strcat(disk_path,"/");
name= disk_path+strlen(disk_path);
if(Sfile_str(img_path, img_dir_path, 0)<=0)
{ret= -1; goto ex;}
if(img_path[0] || img_path[strlen(img_path)-1]!='/')
strcat(img_path,"/");
img_name= img_path+strlen(img_path);
while(1) { /* loop over directory content */
stbuf_src= "";
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
srcpt= disk_path;
Xorriso_process_msg_queues(xorriso,0);
ret= Dirseq_next_adr(dirseq,name,0); /* name is a pointer into disk_path */
if(ret==0)
break;
if(ret<0) {
sprintf(xorriso->info_text,"Failed to obtain next directory entry");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
/* compare exclusions against disk_path resp. name */
ret= Xorriso_path_is_excluded(xorriso, disk_path, 0); /* (is never param) */
if(ret<0)
{ret= -1; goto ex;}
if(ret>0)
continue;
strcpy(img_name, name);
if(Xorriso_much_too_long(xorriso, strlen(img_path), 0)<=0)
{ret= 0; goto was_problem;}
if(Xorriso_much_too_long(xorriso, strlen(srcpt), 0)<=0)
{ret= 0; goto was_problem;}
stbuf_src= srcpt;
if(lstat(srcpt, &stbuf)==-1) {
cannot_lstat:;
Xorriso_msgs_submit(xorriso, 0, srcpt, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"Cannot determine attributes of source file %s",
Text_shellsafe(srcpt, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
ret= 0; goto was_problem;
}
source_is_dir= 0;
source_is_link= S_ISLNK(stbuf.st_mode);
if(xorriso->do_follow_links && source_is_link) {
/* Xorriso_hop_link checks for wide link loops */
ret= Xorriso_hop_link(xorriso, srcpt, &own_link_stack, &hstbuf, 0);
if(ret<0)
goto was_problem;
if(ret==1) {
ret= Xorriso_resolve_link(xorriso, srcpt, link_target, 0);
if(ret<=0)
goto was_problem;
srcpt= link_target;
stbuf_src= srcpt;
if(lstat(srcpt, &stbuf)==-1)
goto cannot_lstat;
} else {
if(Xorriso_eval_problem_status(xorriso, 0, 1|2)<0)
{ret= 0; goto was_problem;}
}
} else if (S_ISLNK(stbuf.st_mode)) {
ret= Xorriso_resolve_link(xorriso, srcpt, link_target, 1);
if(ret<=0)
goto was_problem;
}
do_not_dive= 0;
if(S_ISDIR(stbuf.st_mode)) {
source_is_dir= 1;
if(dir_dev != stbuf.st_dev && !xorriso->do_follow_mount)
do_not_dive= 1;
}
/* does a node exist with this name ? */
node= NULL;
ret= Xorriso_node_from_path(xorriso, volume, img_path, &node, 1);
if(ret>0) {
target_is_dir= LIBISO_ISDIR(node);
target_is_split= 0;
if(target_is_dir)
target_is_split= Xorriso_is_split(xorriso, "", (void *) node, 1);
if(!((target_is_dir && !target_is_split) && source_is_dir)) {
Xorriso_process_msg_queues(xorriso,0);
/* handle overwrite situation */;
if(xorriso->do_overwrite==1 ||
(xorriso->do_overwrite==2 && !(target_is_dir && !target_is_split))) {
ret= Xorriso_rmi(xorriso, NULL, (off_t) 0, img_path, 1|8);
if(ret<=0)
goto was_problem;
if(ret==3) {
sprintf(xorriso->info_text, "User revoked adding of: %s",
Text_shellsafe(img_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
ret= 0; goto was_problem;
}
node= NULL;
} else {
Xorriso_msgs_submit(xorriso, 0, srcpt, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"While grafting %s : file object exists and may not be overwritten by %s",
Text_shellsafe(img_path,sfe,0), Text_shellsafe(stbuf_src,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto was_problem;
}
}
}
if(node==NULL) {
if(S_ISLNK(stbuf.st_mode)) {
/* ??? NG : A80107 : is this solved now ? */
/* <<< One should rather change libisofs so that iso_tree_add_node()
adds a disk_link as RR link, if RR is enabled */
ret= iso_tree_add_new_symlink(dir, img_name, link_target, &iso_symlink);
node= (IsoNode *) iso_symlink;
if(ret>0) {
ret= Xorriso_transfer_properties(xorriso, &stbuf, node, 0);
if(ret<=0)
goto was_problem;
} else {
Xorriso_report_iso_error(xorriso, stbuf_src, ret,
"Cannot create symbolic link", 0, "FAILURE", 1|2);
{ret= 0; goto was_problem;}
}
} else {
ret= Xorriso_tree_graft_node(xorriso, volume, dir, srcpt, img_name,
"", img_path, (off_t) 0, (off_t) 0,
&node, 0);
}
}
if(node==NULL) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_msgs_submit(xorriso, 0, stbuf_src, 0, "ERRFILE", 0);
sprintf(xorriso->info_text, "Grafting failed: %s = %s",
Text_shellsafe(img_path,sfe,0), Text_shellsafe(stbuf_src,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto was_problem;
}
xorriso->pacifier_count++;
if((xorriso->pacifier_count%100)==0)
Xorriso_pacifier_callback(xorriso, "files added", xorriso->pacifier_count,
xorriso->pacifier_total, "", 0);
xorriso->volset_change_pending= 1;
if(source_is_dir) {
if(do_not_dive) {
sprintf(xorriso->info_text, "Did not follow mount point : %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
} else {
ret= Xorriso_add_tree(xorriso, (IsoDir *) node,
img_path, disk_path, own_link_stack, 1|(flag&2));
}
if(ret<=0)
goto was_problem;
}
continue; /* regular bottom of loop */
was_problem:;
was_failure= 1;
fret= Xorriso_eval_problem_status(xorriso, ret, 1|2);
if(fret<0)
goto ex;
}
ret= 1;
ex:
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(sfe2!=NULL)
free(sfe2);
if(disk_path!=NULL)
free(disk_path);
if(img_path!=NULL)
free(img_path);
if(link_target!=NULL)
free(link_target);
#endif /* ! Xorriso_fat_local_meM */
Xorriso_process_msg_queues(xorriso,0);
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
Dirseq_destroy(&dirseq, 0);
if(ret<=0)
return(ret);
return(!was_failure);
}
/* @param flag bit0= cut_out mode : base on leaf parent directory
*/
int Xorriso_copy_implicit_properties(struct XorrisO *xorriso, IsoDir *dir,
char *full_img_path, char *img_path, char *full_disk_path, int flag)
{
int ret, nfic, nic, nfdc, d, i;
char nfi[SfileadrL], ni[SfileadrL], nfd[SfileadrL], *cpt;
char sfe[5*SfileadrL];
struct stat stbuf;
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, full_img_path, nfi,
1|2);
if(ret<=0)
return(ret);
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, img_path, ni, 1|2);
if(ret<=0)
return(ret);
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, full_disk_path, nfd,
1|2|4);
if(ret<=0)
return(ret);
nfic= Sfile_count_components(nfi, 0);
nic= Sfile_count_components(ni, 0);
nfdc= Sfile_count_components(nfd, 0);
d= nfic-(flag&1)-nic;
if(d<0)
return(-1);
if(d>nfdc)
return(0);
for(i= 0; i<d; i++) {
cpt= strrchr(nfd, '/');
if(cpt==NULL)
return(-1); /* should not happen */
*cpt= 0;
}
if(nfd[0]==0)
strcpy(nfd, "/");
if(stat(nfd, &stbuf)==-1)
return(0);
Xorriso_transfer_properties(xorriso, &stbuf, (IsoNode *) dir,
((flag&1) && d==0));
sprintf(xorriso->info_text,
"Copied properties for %s", Text_shellsafe(ni, sfe, 0));
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" from %s", Text_shellsafe(nfd, sfe, 0));
if(!((flag&1) && d==0))
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
return(1);
}
/* @param bit0= copy link target properties rather than link properties
bit1= give directory x-permission where is r-permission
*/
int Xorriso_copy_properties(struct XorrisO *xorriso,
char *disk_path, char *img_path, int flag)
{
int ret;
IsoNode *node;
struct stat stbuf;
ret= Xorriso_get_node_by_path(xorriso, img_path, NULL, &node, 0);
if(ret<=0)
return(ret);
if(lstat(disk_path, &stbuf)==-1)
return(0);
Xorriso_transfer_properties(xorriso, &stbuf, node, (flag&2)>>1);
xorriso->volset_change_pending= 1;
return(1);
}
/* @param boss_iter Opaque handle to be forwarded to actions in ISO image
Set to NULL if calling this function from outside ISO world
@param flag bit0= mkdir: graft in as empty directory, not as copy from disk
bit1= do not report added files
bit2= -follow, -not_*: this is not a command parameter
bit3= use offset and cut_size for cut_out_node
bit4= return 3 on rejection by exclusion or user
bit5= if directory then do not add sub tree
bit7= no special handling of split file directories
@return <=0 = error , 1 = added simple node , 2 = added directory ,
3 = rejected
*/
int Xorriso_graft_in(struct XorrisO *xorriso, void *boss_iter,
char *disk_path, char *img_path,
off_t offset, off_t cut_size, int flag)
{
IsoImage *volume;
char path[SfileadrL], *apt, *npt, *cpt, sfe[5*SfileadrL], sfe2[5*SfileadrL];
char *disk_path_pt, resolved_disk_path[SfileadrL];
IsoDir *dir, *hdir;
IsoNode *node;
int done= 0, is_dir= 0, l, ret, target_is_dir, source_is_dir, resolve_link= 0;
int target_is_split;
struct stat stbuf;
ret= Xorriso_path_is_excluded(xorriso, disk_path, !(flag&4));
if(ret<0)
return(ret);
if(ret>0)
return(3*!!(flag&16));
for(cpt= img_path; 1; cpt++) {
cpt= strstr(cpt,"/.");
if(cpt==NULL)
break;
if(cpt[2]=='.') {
if(cpt[3]=='/' || cpt[3]==0)
break;
} else if(cpt[2]=='/' || cpt[2]==0)
break;
}
if(cpt!=NULL) {
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"Unsupported relative addressing in iso_rr_path %s (disk: %s)",
Text_shellsafe(img_path, sfe, 0), Text_shellsafe(disk_path, sfe2, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
strncpy(path, img_path, sizeof(path)-1);
path[sizeof(path)-1]= 0;
apt= npt= path;
if(!(flag&1)) {
ret= lstat(disk_path, &stbuf);
if(ret!=-1) {
if(S_ISDIR(stbuf.st_mode))
is_dir= 1;
else if((stbuf.st_mode&S_IFMT)==S_IFLNK &&
(xorriso->do_follow_links ||
(xorriso->do_follow_param && !(flag&4)))) {
resolve_link= 1;
ret= stat(disk_path, &stbuf);
if(ret!=-1) {
if(S_ISDIR(stbuf.st_mode))
is_dir= 1;
}
}
}
if(ret == -1) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"Cannot determine attributes of source file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
if(S_ISDIR(stbuf.st_mode)) {
is_dir= 1;
} else {
l= strlen(img_path);
if(l>0)
if(img_path[l-1]=='/')
l= 0;
if(l==0) {
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"Source '%s' is not a directory. Target '%s' would be.",
Text_shellsafe(disk_path, sfe, 0), Text_shellsafe(img_path, sfe2, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
}
}
dir= iso_image_get_root(volume);
if(dir==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While grafting '%s' : no root node available", img_path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(0);
}
for(npt= apt; !done; apt= npt+1) {
npt= strchr(apt, '/');
if(npt==NULL) {
npt= apt+strlen(apt);
done= 1;
} else
*npt= 0;
if(*apt==0) {
*apt= '/';
apt++;
if(done)
goto attach_source;
continue;
}
source_is_dir= (is_dir || (flag&1) || !done);
ret= Xorriso_node_from_path(xorriso, volume, path, &node, 1);
if(ret>0) {
target_is_dir= LIBISO_ISDIR(node);
target_is_split= 0;
if(target_is_dir && !(flag&128))
target_is_split= Xorriso_is_split(xorriso, "", (void *) node, 1);
if(!((target_is_dir && !target_is_split) && source_is_dir)) {
Xorriso_process_msg_queues(xorriso,0);
/* handle overwrite situation */;
if(xorriso->do_overwrite==1 ||
(xorriso->do_overwrite==2 && !(target_is_dir && !target_is_split))) {
ret= Xorriso_rmi(xorriso, boss_iter, (off_t) 0, path, 1|8);
if(ret<=0)
return(ret);
if(ret==3) {
sprintf(xorriso->info_text, "User revoked adding of: %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(3*!!(flag&16));
}
node= NULL;
goto handle_path_node;
}
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"While grafting '%s' : '%s' exists and may not be overwritten",
img_path, path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
dir= (IsoDir *) node;
}
handle_path_node:;
if(node==NULL && source_is_dir) { /* make a directory */
ret= iso_tree_add_new_dir(dir, apt, &hdir);
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
Xorriso_report_iso_error(xorriso, img_path, ret,
"Cannot create directory", 0, "FAILURE", 1);
sprintf(xorriso->info_text,
"While grafting '%s' : could not insert '%s'", img_path, path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
dir= hdir;
xorriso->volset_change_pending= 1;
iso_node_set_ctime((IsoNode *) dir, time(NULL));
iso_node_set_uid((IsoNode *) dir, geteuid());
iso_node_set_gid((IsoNode *) dir, getegid());
if(disk_path!=NULL && !done)
Xorriso_copy_implicit_properties(xorriso, dir, img_path, path, disk_path,
!!(flag&8));
}
if(done) {
attach_source:;
if(flag&1) {
/* directory node was created above */;
} else if(is_dir) {
Xorriso_transfer_properties(xorriso, &stbuf, (IsoNode *) dir, 0);
if(!(flag&32)) {
ret= Xorriso_add_tree(xorriso, dir, img_path, disk_path, NULL,
flag&2);
if(ret<=0)
return(ret);
}
} else {
if(resolve_link) {
ret= Xorriso_resolve_link(xorriso, disk_path, resolved_disk_path, 0);
if(ret<=0)
return(ret);
disk_path_pt= resolved_disk_path;
} else
disk_path_pt= disk_path;
ret= Xorriso_tree_graft_node(xorriso, volume, dir, disk_path_pt, apt,
disk_path, img_path,
offset, cut_size, &node, flag&8);
if(ret<=0) {
sprintf(xorriso->info_text, "Grafting failed: %s = %s",
Text_shellsafe(img_path,sfe,0), Text_shellsafe(disk_path,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
xorriso->volset_change_pending= 1;
iso_node_set_name(node, apt);
xorriso->pacifier_count++;
if(xorriso->pacifier_count%100 && !(flag&2))
Xorriso_pacifier_callback(xorriso, "files added",
xorriso->pacifier_count,
xorriso->pacifier_total, "", 0);
}
} else
*npt= '/';
}
Xorriso_process_msg_queues(xorriso,0);
return(1+!!is_dir);
}
/* @param flag bit0= -follow: disk_path is not a command parameter
*/
int Xorriso_cut_out(struct XorrisO *xorriso, char *disk_path,
off_t startbyte, off_t bytecount, char *iso_rr_path, int flag)
{
int ret;
char eff_source[SfileadrL], eff_dest[SfileadrL], sfe[SfileadrL*5];
struct stat stbuf;
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, disk_path, eff_source,
2|4);
if(ret<=0)
return(ret);
ret= Xorriso_path_is_excluded(xorriso, disk_path, !(flag&1));
if(ret!=0)
return(0);
if(lstat(eff_source, &stbuf)==-1) {
Xorriso_msgs_submit(xorriso, 0, eff_source, 0, "ERRFILE", 0);
sprintf(xorriso->info_text, "-cut_out: Cannot determine type of %s",
Text_shellsafe(eff_source, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
if((stbuf.st_mode&S_IFMT) == S_IFLNK) {
if(!(xorriso->do_follow_links || (xorriso->do_follow_param && !(flag&1))))
goto unsupported_type;
if(stat(eff_source, &stbuf)==-1) {
Xorriso_msgs_submit(xorriso, 0, eff_source, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"-cut_out: Cannot determine link target type of %s",
Text_shellsafe(eff_source, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
return(0);
}
}
if(S_ISREG(stbuf.st_mode)) {
if(stbuf.st_size<startbyte) {
Xorriso_msgs_submit(xorriso, 0, eff_source, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"-cut_out: Byte offset %.f larger than file size %.f",
(double) startbyte, (double) stbuf.st_size);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "SORRY", 0);
return(0);
}
} else {
unsupported_type:;
Xorriso_msgs_submit(xorriso, 0, eff_source, 0, "ERRFILE", 0);
sprintf(xorriso->info_text, "-cut_out: Unsupported file type (%s) with %s",
Ftypetxt(stbuf.st_mode, 0), Text_shellsafe(eff_source, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, iso_rr_path, eff_dest,
2);
if(ret<=0)
return(ret);
ret= Xorriso_graft_in(xorriso, NULL, eff_source, eff_dest,
startbyte, bytecount, 8);
return(ret);
}
/* @param flag bit0= in_node is valid, do not resolve img_path
bit1= test mode: print DEBUG messages
@return <0 = error,
0 = surely not identical regular files ,
1 = surely identical
2 = potentially depending on unknown disk file (e.g. -cut_out)
*/
int Xorriso_restore_is_identical(struct XorrisO *xorriso, void *in_node,
char *img_path, char *disk_path,
char type_text[5], int flag)
{
int ret;
unsigned int fs_id;
dev_t dev_id;
ino_t ino_id;
uint32_t dummy;
IsoStream *stream;
IsoImage *volume;
IsoNode *node;
struct stat stbuf;
memset(type_text, 0, 5);
if(!xorriso->volset_change_pending)
return(0);
if(flag&1) {
node= (IsoNode *) in_node;
} else {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(-1);
ret= Xorriso_node_from_path(xorriso, volume, img_path, &node, 1);
if(ret<=0)
return(-1);
}
ret= iso_node_get_old_image_lba(node, &dummy, 0);
if(ret!=0)
return(0);
if(!LIBISO_ISREG(node))
return(0);
stream= iso_file_get_stream((IsoFile *) node);
memcpy(type_text, stream->class->type, 4);
iso_stream_get_id(stream, &fs_id, &dev_id, &ino_id);
if(flag&2) {
sprintf(xorriso->info_text, "%s : fs=%d dev=%.f ino=%.f (%s)",
img_path, fs_id, (double) dev_id, (double) ino_id, type_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
}
ret= stat(disk_path, &stbuf);
if(ret==-1)
return(0);
if(flag&2) {
sprintf(xorriso->info_text, "%s : dev=%.f ino=%.f",
disk_path, (double) stbuf.st_dev, (double) stbuf.st_ino);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
}
if(fs_id!=1)
return(2);
/* >>> obtain underlying dev_t ino_t of type "cout" */;
if(strcmp(type_text, "fsrc")!=0)
return(2);
if(stbuf.st_dev==dev_id && stbuf.st_ino==ino_id)
return(1);
return(0);
}
/* @param flag bit0= minimal transfer: access permissions only
bit1= keep directory open: keep owner, allow rwx for owner
and push directory onto xorriso->perm_stack
*/
int Xorriso_restore_properties(struct XorrisO *xorriso, char *disk_path,
IsoNode *node, int flag)
{
int ret, is_dir= 0;
mode_t mode;
uid_t uid;
gid_t gid;
struct utimbuf utime_buffer;
char sfe[5*SfileadrL];
struct stat stbuf;
ret= lstat(disk_path, &stbuf);
if(ret==-1) {
sprintf(xorriso->info_text,
"Cannot obtain properties of disk file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
uid= stbuf.st_uid;
is_dir= S_ISDIR(stbuf.st_mode);
mode= iso_node_get_permissions(node);
if(is_dir && (flag&2)) {
ret= Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
if(ret<=0)
return(0);
ret= Permstack_push(&(xorriso->perm_stack), disk_path, &stbuf, 0);
if(ret<=0) {
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
strcpy(xorriso->info_text,
"Cannot memorize permissions for disk directory");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
mode|= S_IRUSR|S_IWUSR|S_IXUSR;
}
ret= chmod(disk_path, mode);
if(ret==-1) {
sprintf(xorriso->info_text,
"Cannot change access permissions of disk file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
if(flag&1)
return(1);
gid= iso_node_get_gid(node);
if(!(S_ISDIR(stbuf.st_mode) && (flag&2)))
uid= iso_node_get_uid(node);
chown(disk_path, uid, gid); /* don't complain if it fails */
utime_buffer.actime= iso_node_get_atime(node);
utime_buffer.modtime= iso_node_get_mtime(node);
ret= utime(disk_path,&utime_buffer);
if(ret==-1) {
sprintf(xorriso->info_text,
"Cannot change atime, mtime of disk file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
return(1);
}
/* @param flag
bit1= minimal transfer: access permissions only
bit2= keep directory open: keep owner, allow rwx for owner
push to xorriso->perm_stack
*/
int Xorriso_restore_implicit_properties(struct XorrisO *xorriso,
char *full_disk_path, char *disk_path, char *full_img_path, int flag)
{
int ret, nfic, ndc, nfdc, d, i;
char nfi[SfileadrL], nd[SfileadrL], nfd[SfileadrL], *cpt;
char sfe[5*SfileadrL];
struct stat stbuf;
IsoNode *node;
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, full_disk_path, nfd,
1|2|4);
if(ret<=0)
return(ret);
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, disk_path, nd, 1|2);
if(ret<=0)
return(ret);
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, full_img_path, nfi,
1|2);
if(ret<=0)
return(ret);
nfdc= Sfile_count_components(nfd, 0);
ndc= Sfile_count_components(nd, 0);
nfic= Sfile_count_components(nfi, 0);
d= nfdc-ndc;
if(d<0)
return(-1);
if(d>nfic)
return(0);
for(i= 0; i<d; i++) {
cpt= strrchr(nfi, '/');
if(cpt==NULL)
return(-1); /* should not happen */
*cpt= 0;
}
if(nfi[0]==0)
strcpy(nfi, "/");
ret= Xorriso_fake_stbuf(xorriso, nfi, &stbuf, &node, 0);
if(ret<=0)
return(0);
ret= Xorriso_restore_properties(xorriso, nd, node, ((flag>>1)&3));
if(ret<=0)
return(ret);
sprintf(xorriso->info_text,
"Restored properties for %s", Text_shellsafe(nd, sfe, 0));
sprintf(xorriso->info_text+strlen(xorriso->info_text),
" from %s", Text_shellsafe(nfi, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
return(1);
}
/* @param flag bit0= Minimal transfer: access permissions only
bit1= offset and bytes is valid for writing to regular file
bit2= This is not a parameter. Do not report if ignored
bit3= do not restore properties
bit4= issue pacifier messages with long lasting copying
@return <0 severe error , 0 failure , 1 success ,
2 regularly not installed (disallowed device, UNIX domain socket)
*/
int Xorriso_tree_restore_node(struct XorrisO *xorriso, IsoNode *node,
char *img_path, char *disk_path,
off_t offset, off_t bytes, int flag)
{
int ret= 0, write_fd= -1, wanted, wret, open_flags;
char *what= "[unknown filetype]", sfe[5*SfileadrL], sfe2[5*SfileadrL];
char buf[32*1024], type_text[5], temp_path[SfileadrL];
char *link_target, *open_path_pt;
off_t todo, size, seek_ret, last_p_count= 0;
void *data_stream= NULL;
mode_t mode;
dev_t dev= 0;
struct stat stbuf;
struct utimbuf utime_buffer;
if(LIBISO_ISDIR(node)) {
what= "directory";
ret= mkdir(disk_path, 0777);
} else if(LIBISO_ISREG(node)) {
what= "regular file";
ret= Xorriso_iso_file_open(xorriso, img_path, (void *) node, &data_stream,
1);
if(ret<=0)
goto ex;
open_path_pt= disk_path;
ret= stat(open_path_pt, &stbuf);
if(flag&2) {
if(ret!=-1 && !S_ISREG(stbuf.st_mode)) {
sprintf(xorriso->info_text,
"Restore offset demanded. But filesystem path leads to non-data file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
goto cannot_restore;
}
} else {
/* If source and target are the same disk file then do not copy content */
ret= Xorriso_restore_is_identical(xorriso, (void *) node, img_path,
disk_path, type_text, 1);
if(ret<0)
goto ex;
if(ret==1) {
/* preliminarily emulate touch (might get overridden later) */
utime_buffer.actime= stbuf.st_atime;
utime_buffer.modtime= time(0);
utime(disk_path,&utime_buffer);
goto restore_properties;
}
if(ret==2) {
/* Extract to temporary file and rename only after copying */
ret= Xorriso_make_tmp_path(xorriso, disk_path, temp_path, &write_fd, 0);
if(ret<=0)
goto ex;
open_path_pt= temp_path;
}
}
if(write_fd==-1) {
open_flags= O_WRONLY|O_CREAT;
if(offset==0 || !(flag&2))
open_flags|= O_EXCL;
write_fd= open(open_path_pt, open_flags, S_IRUSR|S_IWUSR);
if(write_fd==-1)
goto cannot_restore;
}
todo= size= iso_file_get_size((IsoFile *) node);
if(flag&2) {
if(bytes<size)
todo= size= bytes;
seek_ret= lseek(write_fd, offset, SEEK_SET);
if(seek_ret == -1) {
sprintf(xorriso->info_text,
"Cannot address byte %.f in filesystem path %s",
(double) offset, Text_shellsafe(open_path_pt, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
goto cannot_restore;
}
}
while(todo>0) {
wanted= sizeof(buf);
if(wanted>todo)
wanted= todo;
ret= Xorriso_iso_file_read(xorriso, data_stream, buf, wanted, 0);
if(ret<=0)
break;
wret= write(write_fd, buf, ret);
if(wret>=0) {
todo-= wret;
xorriso->pacifier_byte_count+= wret;
if((flag&16) &&
xorriso->pacifier_byte_count - last_p_count >= 128*1024) {
Xorriso_pacifier_callback(xorriso, "files restored",
xorriso->pacifier_count,
xorriso->pacifier_total, "", 2|4);
last_p_count= xorriso->pacifier_byte_count;
}
}
if(wret != ret) {
sprintf(xorriso->info_text,
"Cannot write all bytes to disk filesystem path %s",
Text_shellsafe(open_path_pt, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
break;
}
}
close(write_fd);
write_fd= -1;
Xorriso_iso_file_close(xorriso, &data_stream, 0);
data_stream= NULL;
if(temp_path==open_path_pt) {
ret= rename(temp_path, disk_path);
if(ret==-1) {
sprintf(xorriso->info_text,
"Cannot rename temporary path %s to final disk path %s",
Text_shellsafe(temp_path, sfe, 0),
Text_shellsafe(disk_path, sfe2, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
unlink(temp_path);
ret= 0; goto ex;
}
}
ret= (todo==0);
} else if(LIBISO_ISLNK(node)) {
what= "symbolic link";
link_target= (char *) iso_symlink_get_dest((IsoSymlink *) node);
ret= symlink(link_target, disk_path);
} else if(LIBISO_ISCHR(node)) {
what= "character device";
if(xorriso->allow_restore!=2) {
ignored:;
if(!(flag&4)) {
sprintf(xorriso->info_text, "Ignored file type: %s %s = %s", what,
Text_shellsafe(img_path,sfe,0), Text_shellsafe(disk_path,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
}
{ret= 2; goto ex;}
}
mode= S_IFCHR | 0777;
ret= Xorriso_node_get_dev(xorriso, node, img_path, &dev, 0);
if(ret<=0)
goto ex;
if(dev == (dev_t) 1) {
probably_damaged:;
sprintf(xorriso->info_text,
"Most probably damaged device file not restored: mknod %s %s 0 1",
Text_shellsafe(disk_path, sfe, 0), LIBISO_ISCHR(node) ? "c" : "b");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
ret= 0; goto ex;
}
ret= mknod(disk_path, mode, dev);
} else if(LIBISO_ISBLK(node)) {
what= "block device";
if(xorriso->allow_restore!=2)
goto ignored;
mode= S_IFBLK | 0777;
ret= Xorriso_node_get_dev(xorriso, node, img_path, &dev, 0);
if(ret<=0)
goto ex;
if(dev == (dev_t) 1)
goto probably_damaged;
ret= mknod(disk_path, mode, dev);
} else if(LIBISO_ISFIFO(node)) {
what= "named pipe";
mode= S_IFIFO | 0777;
ret= mknod(disk_path, mode, dev);
} else if(LIBISO_ISSOCK(node)) {
what= "unix socket";
/* Restoring a socket file is not possible. One rather needs to restart
the service which temporarily created the socket. */
goto ignored;
} else {
sprintf(xorriso->info_text, "Cannot restore file type '%s'", what);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
ret= 0; goto ex;
}
if(ret==-1) {
cannot_restore:;
sprintf(xorriso->info_text,
"Cannot restore %s to disk filesystem: %s",
what, Text_shellsafe(img_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
ret= 0; goto ex;
}
restore_properties:;
if((flag&8) || LIBISO_ISLNK(node))
ret= 1;
else
ret= Xorriso_restore_properties(xorriso, disk_path, node, flag&1);
ex:;
if(write_fd>0)
close(write_fd);
if(data_stream!=NULL)
Xorriso_iso_file_close(xorriso, &data_stream, 0);
return(ret);
}
/* Handle overwrite situation in disk filesystem.
@param node intended source of overwriting or NULL
@param flag
bit4= return 3 on rejection by exclusion or user
*/
int Xorriso_restore_overwrite(struct XorrisO *xorriso,
IsoNode *node, char *img_path,
char *path, char *nominal_path,
struct stat *stbuf, int flag)
{
int ret;
char sfe[5*SfileadrL], sfe2[5*SfileadrL], type_text[5];
Xorriso_process_msg_queues(xorriso,0);
if(xorriso->do_overwrite==1 ||
(xorriso->do_overwrite==2 && !S_ISDIR(stbuf->st_mode))) {
ret= Xorriso_restore_is_identical(xorriso, (void *) node, img_path,
path, type_text, (node!=NULL));
if(ret<0)
return(ret);
if(ret>0) /* will be handled properly by restore functions */
ret= Xorriso_reassure_restore(xorriso, path, 8);
else
ret= Xorriso_rmx(xorriso, (off_t) 0, path, 8);
if(ret<=0)
return(ret);
if(ret==3) {
sprintf(xorriso->info_text, "User revoked restoring of (ISO) file: %s",
Text_shellsafe(img_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(3*!!(flag&16));
}
return(1);
}
Xorriso_msgs_submit(xorriso, 0, nominal_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"While restoring %s : %s exists and may not be overwritten",
Text_shellsafe(nominal_path, sfe, 0), strcmp(nominal_path, path)==0 ?
"file object" : Text_shellsafe(path, sfe2, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
/*
@param flag bit0= offset and bytes is valid for writing to regular file
bit1= do not report copied files
bit2= -follow, -not_*: this is not a command parameter
bit3= keep directory open: keep owner, allow rwx for owner
bit6= this is a copy action: do not fake times and ownership
@return <=0 = error , 1 = added leaf file object , 2 = added directory ,
*/
int Xorriso_restore_disk_object(struct XorrisO *xorriso,
char *img_path, IsoNode *node,
char *disk_path,
off_t offset, off_t bytes, int flag)
{
int ret, i, split_count= 0, partno, total_parts, leaf_is_split= 0;
off_t total_bytes, was_byte_count;
char *part_name, part_path[SfileadrL], *img_path_pt;
char sfe[5*SfileadrL], sfe2[5*SfileadrL];
IsoImage *volume;
IsoNode *part_node, *first_part_node= NULL;
struct SplitparT *split_parts= NULL;
struct stat stbuf;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
goto ex;
was_byte_count= xorriso->pacifier_byte_count;
if(LIBISO_ISDIR(node) && xorriso->do_concat_split)
leaf_is_split= Xorriso_identify_split(xorriso, img_path, node,
&split_parts, &split_count, &stbuf, 1|2);
if(leaf_is_split) {
/* map all files in directory img_path into regular file disk_path */
for(i=0 ; i<split_count; i++) {
Splitparts_get(split_parts, i, &part_name, &partno, &total_parts,
&offset, &bytes, &total_bytes, 0);
strcpy(part_path, img_path);
if(Sfile_add_to_path(part_path, part_name, 0)<=0) {
Xorriso_much_too_long(xorriso, strlen(img_path)+strlen(part_name)+1, 2);
goto restoring_failed;
}
ret= Xorriso_node_from_path(xorriso, volume, part_path, &part_node, 0);
if(ret<=0)
goto restoring_failed;
if(i==0)
first_part_node= part_node;
if(offset+bytes>total_bytes)
bytes= total_bytes-offset;
ret= Xorriso_tree_restore_node(xorriso, part_node, part_path, disk_path,
offset, bytes,
(!!(flag&64)) | 2 | (flag&4) | 8 | ( 16 * !(flag&2)));
if(ret<=0)
goto restoring_failed;
}
if(first_part_node!=NULL)
Xorriso_restore_properties(xorriso, disk_path, first_part_node,
!!(flag&64));
goto went_well;
}
#ifdef Osirrox_not_yeT
if(resolve_link) {
ret= Xorriso_resolve_link(xorriso, disk_path, resolved_disk_path, 0);
if(ret<=0)
goto ex;
disk_path_pt= resolved_disk_path;
} else
#endif /* Osirrox_not_yeT */
img_path_pt= img_path;
ret= Xorriso_tree_restore_node(xorriso, node, img_path_pt, disk_path,
offset, bytes,
(flag&(4|8)) | (!!(flag&64)) | ((flag&1)<<1) | ( 16 * !(flag&2)));
if(ret>0 && (flag&8))
ret= Xorriso_restore_properties(xorriso, disk_path, node, 2 | !!(flag&64));
if(ret<=0) {
restoring_failed:;
sprintf(xorriso->info_text, "Restoring failed: %s = %s",
Text_shellsafe(img_path,sfe,0), Text_shellsafe(disk_path,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
if(ret==2)
{ret= 3; goto ex;}
went_well:;
xorriso->pacifier_count++;
if(!(flag&2))
Xorriso_pacifier_callback(xorriso, "files restored",
xorriso->pacifier_count,
xorriso->pacifier_total, "", 4);
ret= 1;
ex:;
if(split_parts!=NULL)
Splitparts_destroy(&split_parts, split_count, 0);
return(ret);
}
/* @param flag bit0= source is a directory and not to be restored as split file
@return <=0 error , 1=collision handled , 2=no collision , 3=revoked by user
*/
int Xorriso_handle_collision(struct XorrisO *xorriso,
IsoNode *node, char *img_path,
char *disk_path, char *nominal_disk_path,
int *stbuf_ret, int flag)
{
int ret, target_is_dir= 0, target_is_link= 0, stat_ret;
struct stat target_stbuf, lt_stbuf;
/* does a disk file exist with this name ? */
*stbuf_ret= lstat(disk_path, &target_stbuf);
if(*stbuf_ret==-1)
return(2);
target_is_link= S_ISLNK(target_stbuf.st_mode);
if(target_is_link) {
stat_ret= stat(disk_path, &lt_stbuf);
if(stat_ret!=-1)
target_is_dir= S_ISDIR(lt_stbuf.st_mode);
} else {
target_is_dir= S_ISDIR(target_stbuf.st_mode);
}
if(target_is_dir && (!target_is_link) && !(flag&1)) {
strcpy(xorriso->info_text, "Attempt to replace DISK directory ");
Text_shellsafe(nominal_disk_path,
xorriso->info_text+strlen(xorriso->info_text), 0);
strcat(xorriso->info_text, " by ISO file ");
Text_shellsafe(img_path, xorriso->info_text+strlen(xorriso->info_text), 0);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
if(!(target_is_dir && (flag&1))) {
Xorriso_process_msg_queues(xorriso,0);
ret= Xorriso_restore_overwrite(xorriso, node, img_path, disk_path,
nominal_disk_path, &target_stbuf, 16);
if(ret==3)
return(3);
if(ret<=0)
return(ret);
*stbuf_ret= -1; /* It might still exist but will be handled properly */
}
return(1);
}
/* @param flag bit0= recursion is active
bit1= do not report restored files
bit6= this is a copy action: do not fake times and ownership
*/
int Xorriso_restore_tree(struct XorrisO *xorriso, IsoDir *dir,
char *img_dir_path, char *disk_dir_path,
off_t boss_mem,
struct LinkiteM *link_stack, int flag)
{
IsoImage *volume;
IsoNode *node;
IsoDirIter *iter= NULL;
IsoNode **node_array= NULL;
int node_count, node_idx;
int ret, source_is_dir, source_is_link, fret, was_failure= 0;
int do_not_dive, source_is_split= 0, len_dp, len_ip, stbuf_ret, hflag, hret;
char *name, *disk_name, *leaf_name, *srcpt, *stbuf_src= "";
struct LinkiteM *own_link_stack;
char *sfe= NULL, *sfe2= NULL;
char *disk_path= NULL, *img_path= NULL, *link_target= NULL;
off_t mem;
struct PermiteM *perm_stack_mem;
struct stat stbuf;
#ifdef NIX
struct stat target_stbuf;
target_is_dir;
#endif
perm_stack_mem= xorriso->perm_stack;
/* Avoiding large local memory objects in order to save stack space */
sfe= malloc(5*SfileadrL);
sfe2= malloc(5*SfileadrL);
disk_path= malloc(2*SfileadrL);
img_path= malloc(2*SfileadrL);
link_target= malloc(SfileadrL);
if(sfe==NULL || sfe2==NULL || disk_path==NULL || img_path==NULL ||
link_target==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
own_link_stack= link_stack;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
goto ex;
stbuf_src= img_dir_path;
node= (IsoNode *) dir;
ret= Xorriso_fake_stbuf(xorriso, stbuf_src, &stbuf, &node, 1);
if(ret<=0) {
Xorriso_msgs_submit(xorriso, 0, disk_dir_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,"Cannot open as (ISO) source directory: %s",
Text_shellsafe(img_dir_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
#ifdef Osirrox_not_yeT
dev_t dir_dev;
dir_dev= stbuf.st_dev;
if(S_ISLNK(stbuf.st_mode)) {
if(!(xorriso->do_follow_links || (xorriso->do_follow_param && !(flag&1))))
{ret= 2; goto ex;}
stbuf_src= disk_dir_path;
if(stat(disk_dir_path, &stbuf)==-1)
goto cannot_open_dir;
if(dir_dev != stbuf.st_dev &&
!(xorriso->do_follow_mount || (xorriso->do_follow_param && !(flag&1))))
{ret= 2; goto ex;}
}
#endif /* Osirrox_not_yeT */
if(!S_ISDIR(stbuf.st_mode)) {
Xorriso_msgs_submit(xorriso, 0, disk_dir_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,"Is not a directory in ISO image: %s",
Text_shellsafe(img_dir_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
mem= boss_mem;
ret= Xorriso_findi_iter(xorriso, dir, &mem, &iter, &node_array, &node_count,
&node_idx, &node, 1|4);
if(ret<=0)
goto ex;
if(Sfile_str(img_path, img_dir_path,0)<=0) {
much_too_long:;
Xorriso_much_too_long(xorriso, SfileadrL, 2);
{ret= 0; goto ex;}
}
if(img_path[0]==0 || img_path[strlen(img_path)-1]!='/')
strcat(img_path,"/");
name= img_path+strlen(img_path);
if(Sfile_str(disk_path, disk_dir_path, 0)<=0)
goto much_too_long;
if(disk_path[0]==0 || disk_path[strlen(disk_path)-1]!='/')
strcat(disk_path,"/");
disk_name= disk_path+strlen(disk_path);
len_dp= strlen(disk_path);
len_ip= strlen(img_path);
while(1) { /* loop over ISO directory content */
stbuf_src= "";
#ifdef Osirrox_not_yeT
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
#endif
srcpt= img_path;
Xorriso_process_msg_queues(xorriso,0);
ret= Xorriso_findi_iter(xorriso, dir, &mem, &iter, &node_array, &node_count,
&node_idx, &node, 0);
if(ret<0)
goto ex;
if(ret==0 || xorriso->request_to_abort)
break;
leaf_name= (char *) iso_node_get_name(node);
if(Xorriso_much_too_long(xorriso, len_dp + strlen(leaf_name)+1, 0)<=0)
{ret= 0; goto was_problem;}
if(Xorriso_much_too_long(xorriso, len_ip + strlen(leaf_name)+1, 0)<=0)
{ret= 0; goto was_problem;}
/* name is a pointer into img_path */
strcpy(name, leaf_name);
strcpy(disk_name, leaf_name);
stbuf_src= srcpt;
ret= Xorriso_fake_stbuf(xorriso, img_path, &stbuf, &node, 1);
if(ret<=0)
goto was_problem;
source_is_dir= 0;
source_is_link= S_ISLNK(stbuf.st_mode);
#ifdef Osirrox_not_yeT
if(xorriso->do_follow_links && source_is_link) {
/* Xorriso_hop_link checks for wide link loops */
ret= Xorriso_hop_link(xorriso, srcpt, &own_link_stack, &hstbuf, 0);
if(ret<0)
goto was_problem;
if(ret==1) {
ret= Xorriso_resolve_link(xorriso, srcpt, link_target, 0);
if(ret<=0)
goto was_problem;
srcpt= link_target;
stbuf_src= srcpt;
if(lstat(srcpt, &stbuf)==-1)
goto cannot_lstat;
} else {
if(Xorriso_eval_problem_status(xorriso, 0, 1|2)<0)
{ret= 0; goto was_problem;}
}
} else if (S_ISLNK(stbuf.st_mode)) {
ret= Xorriso_resolve_link(xorriso, srcpt, link_target, 1);
if(ret<=0)
goto was_problem;
}
#endif /* Osirrox_not_yeT */
do_not_dive= 0;
if(S_ISDIR(stbuf.st_mode))
source_is_dir= 1;
source_is_split= 0;
if(source_is_dir)
source_is_split= Xorriso_is_split(xorriso, img_path, node, 1|2);
if(source_is_split)
do_not_dive= 1;
ret= Xorriso_handle_collision(xorriso, node, img_path, disk_path, disk_path,
&stbuf_ret, (source_is_dir && !source_is_split));
if(ret<=0 || ret==3)
goto was_problem;
if(stbuf_ret!=-1) { /* (Can only happen with directory) */
Xorriso_auto_chmod(xorriso, disk_path, 0);
} else {
hflag= 4 | (flag & (2|64));
if(source_is_dir && !do_not_dive)
hflag|= 8; /* keep directory open for user */
ret= Xorriso_restore_disk_object(xorriso, img_path, node, disk_path,
(off_t) 0, (off_t) 0, hflag);
if(ret<=0)
goto was_problem;
}
if(source_is_dir && !do_not_dive) {
ret= Xorriso_restore_tree(xorriso, (IsoDir *) node,
img_path, disk_path, mem,
own_link_stack, 1|(flag&2));
/* eventually restore exact access permissions of directory */
hret= Permstack_pop(&(xorriso->perm_stack), perm_stack_mem, xorriso,
!!(flag&64));
if(hret<=0 && hret<ret)
ret= hret;
if(ret<=0)
goto was_problem;
}
continue; /* regular bottom of loop */
was_problem:;
was_failure= 1;
fret= Xorriso_eval_problem_status(xorriso, ret, 1|2);
if(fret<0)
goto ex;
Permstack_pop(&(xorriso->perm_stack), perm_stack_mem, xorriso, !!(flag&64));
}
ret= 1;
ex:
Permstack_pop(&(xorriso->perm_stack), perm_stack_mem, xorriso, !!(flag&64));
if(sfe!=NULL)
free(sfe);
if(sfe2!=NULL)
free(sfe2);
if(disk_path!=NULL)
free(disk_path);
if(img_path!=NULL)
free(img_path);
if(link_target!=NULL)
free(link_target);
Xorriso_findi_iter(xorriso, dir, &mem, &iter, &node_array, &node_count,
&node_idx, &node, (1<<31));
Xorriso_process_msg_queues(xorriso,0);
#ifdef Osirrox_not_yeT
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
#endif
if(ret<=0)
return(ret);
return(!was_failure);
}
/*
@param flag
>>> bit0= mkdir: graft in as empty directory, not as copy from iso
bit1= do not report copied files
bit2= -follow, -not_*: this is not a command parameter
bit3= use offset and cut_size for -paste_in
bit4= return 3 on rejection by exclusion or user
bit5= if directory then do not add sub tree
bit6= this is a copy action: do not fake times and ownership
@return <=0 = error , 1 = added leaf file object , 2 = added directory ,
3 = rejected
*/
int Xorriso_restore(struct XorrisO *xorriso,
char *img_path, char *disk_path,
off_t offset, off_t bytes, int flag)
{
IsoImage *volume;
char path[SfileadrL], *apt, *npt, sfe[5*SfileadrL];
IsoNode *node= NULL;
int done= 0, is_dir= 0, ret, source_is_dir, stbuf_ret, hret;
int leaf_is_split= 0, source_is_split= 0, new_dir_made= 0;
struct stat stbuf;
struct PermiteM *perm_stack_mem;
#ifdef NIX
struct stat target_stbuf;
int target_is_dir;
#endif
perm_stack_mem= xorriso->perm_stack;
ret= Xorriso_path_is_excluded(xorriso, disk_path, !(flag&4));
if(ret<0)
goto ex;
if(ret>0)
{ret= 3*!!(flag&16); goto ex;}
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
goto ex;
strncpy(path, disk_path, sizeof(path)-1);
path[sizeof(path)-1]= 0;
apt= npt= path;
if(!(flag&1)) {
ret= Xorriso_fake_stbuf(xorriso, img_path, &stbuf, &node, 0);
if(ret>0) {
if(S_ISDIR(stbuf.st_mode))
is_dir= 1;
#ifdef Osirrox_not_yeT
else if((stbuf.st_mode&S_IFMT)==S_IFLNK &&
(xorriso->do_follow_links ||
(xorriso->do_follow_param && !(flag&4)))) {
resolve_link= 1;
ret= Xorriso_iso_lstat(xorriso, img_path, &stbuf, 1|2);
if(ret!=-1) {
if(S_ISDIR(stbuf.st_mode))
is_dir= 1;
}
}
#endif /* Osirrox_not_yeT */
} else {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"Cannot determine attributes of (ISO) source file %s",
Text_shellsafe(img_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
ret= 0; goto ex;
}
if(is_dir && xorriso->do_concat_split)
leaf_is_split= Xorriso_is_split(xorriso, img_path, node, 1|2);
}
for(npt= apt; !done; apt= npt+1) {
npt= strchr(apt, '/');
if(npt==NULL) {
npt= apt+strlen(apt);
done= 1;
} else
*npt= 0;
if(*apt==0) {
*apt= '/';
apt++;
if(done)
goto attach_source;
continue;
}
source_is_dir= (is_dir || (flag&1) || !done);
source_is_split= done && leaf_is_split;
if((flag&8) && done) {
/* ??? move down from Xorriso_paste_in() :
check whether target does not exist or both are regular */;
} else {
ret= Xorriso_handle_collision(xorriso, node, img_path, path, disk_path,
&stbuf_ret, (source_is_dir && !source_is_split));
if(ret<=0 || ret==3)
goto ex;
}
new_dir_made= 0;
if(stbuf_ret==-1 && (source_is_dir && !source_is_split)) {
/* make a directory */
ret= mkdir(path, 0777);
if(ret==-1) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_msgs_submit(xorriso, 0, disk_path, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"While restoring '%s' : could not insert '%s'", disk_path, path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
{ret= 0; goto ex;}
}
if(!done) {
/* keep rwx for the owner */
Xorriso_restore_implicit_properties(xorriso, disk_path, path,
img_path, 4);
}
new_dir_made= 1;
} else if(source_is_dir && !source_is_split) {
Xorriso_auto_chmod(xorriso, path, 0);
}
if(done) {
attach_source:;
if(flag&1) {
/* directory was created above */;
} else if(is_dir && !source_is_split) {
if(new_dir_made) /* keep open and push to Permstack */
Xorriso_restore_properties(xorriso, disk_path, node, 2 | !!(flag&64));
if(!(flag&32)) {
ret= Xorriso_restore_tree(xorriso, (IsoDir *) node, img_path, path,
(off_t) 0, NULL, flag&(2|64));
if(ret<=0)
goto ex;
if(new_dir_made && !(flag&64))
/* set timestamps which Permstack_pop() will not set */
Xorriso_restore_properties(xorriso, disk_path, node, 2);
}
} else {
ret= Xorriso_restore_disk_object(xorriso, img_path, node, path,
offset, bytes, (flag & (2|4|64)) | !!(flag&8));
if(ret<=0)
goto ex;
}
} else
*npt= '/';
}
Xorriso_process_msg_queues(xorriso,0);
ret= 1 + (is_dir && !leaf_is_split);
ex:;
/* restore exact access permissions of stacked paths */
hret= Permstack_pop(&(xorriso->perm_stack), perm_stack_mem, xorriso,
2 | !!(flag&64));
if(hret<=0 && hret<ret)
ret= hret;
return(ret);
}
/* @param flag bit0= -follow, -not: disk_path is not a command parameter
*/
int Xorriso_paste_in(struct XorrisO *xorriso, char *disk_path,
off_t startbyte, off_t bytecount, char *iso_rr_path, int flag)
{
int ret;
char eff_source[SfileadrL], eff_dest[SfileadrL], sfe[SfileadrL*5];
struct stat stbuf;
IsoNode *node;
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, disk_path, eff_dest,
2|4);
if(ret<=0)
return(ret);
ret= Xorriso_path_is_excluded(xorriso, disk_path, !(flag&1));
if(ret!=0)
return(0);
ret= stat(eff_dest, &stbuf);
if(ret!=-1 && !S_ISREG(stbuf.st_mode)) {
Xorriso_msgs_submit(xorriso, 0, eff_dest, 0, "ERRFILE", 0);
sprintf(xorriso->info_text,
"-paste_in: DISK file %s exists and is not a data file",
Text_shellsafe(eff_source, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, iso_rr_path,
eff_source, 2);
if(ret<=0)
return(ret);
ret= Xorriso_fake_stbuf(xorriso, eff_source, &stbuf, &node, 4);
if(ret<=0)
return(0);
if(!S_ISREG(stbuf.st_mode)) {
Xorriso_msgs_submit(xorriso, 0, eff_dest, 0, "ERRFILE", 0);
sprintf(xorriso->info_text, "-paste_in: ISO file %s is not a data file",
Text_shellsafe(eff_source, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
/* >>> eventually obtain parameters from file name */;
ret= Xorriso_restore(xorriso, eff_source, eff_dest, startbyte, bytecount, 8);
return(ret);
}
int Xorriso_process_msg_queues(struct XorrisO *xorriso, int flag)
{
int ret, error_code= 0, os_errno= 0, count= 0, pass, imgid, tunneled;
char severity[80];
if(!xorriso->libs_are_started)
return(1);
for(pass= 0; pass< 2; pass++) {
while(1) {
tunneled= 0;
if(pass==0)
ret= iso_obtain_msgs("ALL", &error_code, &imgid,
xorriso->info_text, severity);
else {
ret= burn_msgs_obtain("ALL", &error_code, xorriso->info_text, &os_errno,
severity);
if((error_code>=0x00030000 && error_code<0x00040000) ||
(error_code>=0x00050000 && error_code<0x00060000))
tunneled= -1; /* "libisofs:" */
else if(error_code>=0x00060000 && error_code<0x00070000)
tunneled= 1; /* "libisoburn:" */
}
if(ret<=0)
break;
/* <<< tunneled MISHAP from libisoburn through libburn
or well known error codes of MISHAP events
With libburn-0.4.4 this is not necessary */
if(error_code==0x5ff73 || error_code==0x3ff73 ||
error_code==0x3feb9 || error_code==0x3feb2)
strcpy(severity, "MISHAP");
else if(error_code==0x51001)
strcpy(severity, "ERRFILE");
Xorriso_msgs_submit(xorriso, error_code, xorriso->info_text, os_errno,
severity, ((pass+tunneled)+1)<<2);
count++;
}
}
if(xorriso->library_msg_direct_print && count>0) {
sprintf(xorriso->info_text," (%d library messages repeated by xorriso)\n",
count);
Xorriso_info(xorriso, 0);
}
return(1);
}
/* @param flag bit0=short report form
bit1=report about output drive
*/
int Xorriso_toc(struct XorrisO *xorriso, int flag)
{
int num_sessions= 0, num_tracks= 0, lba= 0, nwa= -1, pmin, psec, pframe, ret;
int track_count= 0, session_no, track_no, profile_no= -1, track_size;
int last_track_start= 0, last_track_size= -1, num_data= 0, is_data= 0;
int is_inout_drive= 0, drive_role, status, num_formats;
int num_payload= 0, num_wasted= 0, num_nondata= 0;
char profile_name[80],*respt,*devadr;
struct burn_toc_entry toc_entry;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
enum burn_disc_status s;
char mem_text[80];
off_t start_byte= 0, num_free= 0, size;
unsigned dummy;
struct isoburn_toc_disc *disc= NULL;
struct isoburn_toc_session **sessions;
struct isoburn_toc_track **tracks;
int image_blocks;
char volume_id[33];
struct burn_toc_entry next_toc_entry;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to print Table Of Content", flag&2);
if(ret<=0)
return(0);
respt= xorriso->result_line;
if(strcmp(xorriso->indev, xorriso->outdev)==0)
is_inout_drive= 1;
if(flag&2)
devadr= xorriso->outdev;
else
devadr= xorriso->indev;
sprintf(respt, "Drive current: %s '%s'\n",
(is_inout_drive ? "-dev" : (flag&2 ? "-outdev" : "-indev")),
devadr);
Xorriso_result(xorriso,0);
sprintf(respt, "Drive type : vendor '%s' product '%s' revision '%s'\n",
dinfo[0].vendor, dinfo[0].product, dinfo[0].revision);
if(!(flag&1))
Xorriso_result(xorriso,0);
sprintf(respt, "Media current: ");
ret= burn_disc_get_profile(drive, &profile_no, profile_name);
if (profile_no > 0 && ret > 0) {
if (profile_name[0])
sprintf(respt+strlen(respt), "%s", profile_name);
else
sprintf(respt+strlen(respt), "%4.4Xh", profile_no);
drive_role= burn_drive_get_drive_role(drive);
if(drive_role==2)
sprintf(respt+strlen(respt), ", overwriteable");
else if(drive_role==0 || drive_role==3)
sprintf(respt+strlen(respt), ", sequential");
strcat(respt, "\n");
} else
sprintf(respt+strlen(respt), "is not recognizable\n");
Xorriso_result(xorriso,0);
sprintf(respt, "Media status : ");
s= isoburn_disc_get_status(drive);
if (s == BURN_DISC_FULL) {
sprintf(respt+strlen(respt), "is written , is closed\n");
} else if (s == BURN_DISC_APPENDABLE) {
sprintf(respt+strlen(respt), "is written , is appendable\n");
} else if (s == BURN_DISC_BLANK) {
sprintf(respt+strlen(respt), "is blank\n");
} else if (s == BURN_DISC_EMPTY)
sprintf(respt+strlen(respt), "is not present\n");
else
sprintf(respt+strlen(respt), "is not recognizable\n");
Xorriso_result(xorriso,0);
if(s != BURN_DISC_FULL && s != BURN_DISC_APPENDABLE)
return(1);
if(xorriso->request_to_abort)
return(1);
disc= isoburn_toc_drive_get_disc(drive);
sprintf(respt, "TOC layout : %3s , %9s , %10s , %s\n",
"Idx", "sbsector", "Size", "Volume Id");
if(!(flag&1))
Xorriso_result(xorriso,0);
if (disc==NULL) {
Xorriso_process_msg_queues(xorriso,0);
ret= isoburn_get_min_start_byte(drive, &start_byte, 0);
nwa= start_byte / 2048;
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
if(flag&1)
return(0);
sprintf(xorriso->info_text, "Cannot obtain Table Of Content");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
/* fabricate TOC */
ret= isoburn_read_iso_head(drive, 0, &image_blocks, volume_id, 1);
if(ret>0) {
sprintf(respt, "ISO session : %3d , %9d , %9ds , %s\n",
1, 0, image_blocks, volume_id);
nwa= image_blocks;
} else {
nwa= 0;
ret= burn_disc_get_formats(drive, &status, &size, &dummy,
&num_formats);
if(ret>0 && status==BURN_FORMAT_IS_FORMATTED)
nwa= size/2048;
sprintf(respt, "Other session: %3d , %9d , %9ds , \n",
1, 0, nwa);
}
if(!(flag&1))
Xorriso_result(xorriso,0);
last_track_start= lba;
num_payload= num_data= last_track_size= nwa;
num_sessions= 1;
} else {
sessions= isoburn_toc_disc_get_sessions(disc, &num_sessions);
for (session_no= 0; session_no<num_sessions && !(xorriso->request_to_abort);
session_no++) {
tracks= isoburn_toc_session_get_tracks(sessions[session_no], &num_tracks);
if (tracks==NULL)
continue;
for(track_no= 0; track_no<num_tracks && !(xorriso->request_to_abort);
track_no++) {
track_count++;
is_data= 0;
isoburn_toc_track_get_entry(tracks[track_no], &toc_entry);
if (toc_entry.extensions_valid & 1) {
/* DVD extension valid */
lba= toc_entry.start_lba;
track_size= toc_entry.track_blocks;
} else {
lba= burn_msf_to_lba(toc_entry.pmin, toc_entry.psec,
toc_entry.pframe);
if(track_no==num_tracks-1) {
isoburn_toc_session_get_leadout_entry(sessions[session_no],
&next_toc_entry);
} else {
isoburn_toc_track_get_entry(tracks[track_no+1], &next_toc_entry);
}
track_size= burn_msf_to_lba(next_toc_entry.pmin, next_toc_entry.psec,
next_toc_entry.pframe) - lba;
}
if(flag&1)
ret= 0;
else
ret= isoburn_read_iso_head(drive, lba, &image_blocks, volume_id, 1);
if(ret>0 && track_no==0) {
sprintf(respt, "ISO session : %3d , %9d , %9ds , %s\n",
session_no+1, lba, image_blocks , volume_id);
} else if(ret>0) {
sprintf(respt, "ISO track : %3d , %9d , %9ds , %s\n",
track_count, lba, image_blocks , volume_id);
} else if(track_no==0) {
sprintf(respt, "Other session: %3d , %9d , %9ds , \n",
session_no+1, lba, track_size);
} else {
sprintf(respt, "Other track : %3d , %9d , %9ds , \n",
track_count, lba, track_size);
}
if(!(flag&1))
Xorriso_result(xorriso,0);
if(track_no>0)
num_payload+= lba - last_track_start;
last_track_start= lba;
if((toc_entry.control&7)>=4) /* data track */
is_data= 1;
}
isoburn_toc_session_get_leadout_entry(sessions[session_no], &toc_entry);
if (toc_entry.extensions_valid & 1) {
lba= toc_entry.start_lba;
burn_lba_to_msf(lba, &pmin, &psec, &pframe);
} else {
lba= burn_msf_to_lba(pmin, psec, pframe);
lba= burn_msf_to_lba(toc_entry.pmin, toc_entry.psec, toc_entry.pframe);
}
last_track_size= lba - last_track_start;
num_payload+= last_track_size;
if(is_data)
num_data+= last_track_size;
}
}
if(xorriso->request_to_abort)
return(1);
num_wasted= lba - num_payload;
num_nondata= lba - num_data;
Sfile_scale(((double) num_data) * 2048.0, mem_text,5,1e4,1);
sprintf(respt, "Media summary: %d session%s, %d data blocks, %s data",
num_sessions, (num_sessions==1 ? "" : "s"), num_data, mem_text);
num_free= isoburn_disc_available_space(drive, NULL);
Sfile_scale((double) num_free, mem_text,5,1e4,1);
sprintf(respt+strlen(respt), ", %s free", mem_text);
sprintf(respt+strlen(respt), "\n");
Xorriso_result(xorriso,0);
if (s==BURN_DISC_APPENDABLE && nwa!=0) {
ret= isoburn_disc_track_lba_nwa(drive, NULL, 0, &lba, &nwa);
if(ret>0) {
sprintf(respt, "Media nwa : %ds\n", nwa);
if(!(flag&1))
Xorriso_result(xorriso,0);
}
}
if (disc!=NULL)
isoburn_toc_disc_free(disc);
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
int Xorriso_show_devices(struct XorrisO *xorriso, int flag)
{
char adr[BURN_DRIVE_ADR_LEN];
int i, j, max_dev_len= 1, pad;
struct burn_drive_info *drive_list= NULL;
unsigned int drive_count;
char *respt, perms[8];
struct stat stbuf;
sprintf(xorriso->info_text, "Beginning to scan for devices ...\n");
Xorriso_info(xorriso,0);
burn_drive_clear_whitelist();
while(!burn_drive_scan(&drive_list, &drive_count)) {
Xorriso_process_msg_queues(xorriso,0);
usleep(100000);
}
Xorriso_process_msg_queues(xorriso,0);
if(drive_count <= 0) {
/* >>> was a drive_list created at all ? */
/* >>> must it be freed ? */
sprintf(xorriso->info_text, "No drives found");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
sprintf(xorriso->info_text, "Full drive scan done\n");
Xorriso_info(xorriso,0);
sprintf(xorriso->info_text, "-----------------------------------------------------------------------------\n");
Xorriso_info(xorriso,0);
respt= xorriso->result_line;
for(i= 0; i < drive_count && !(xorriso->request_to_abort); i++) {
if(burn_drive_get_adr(&(drive_list[i]), adr)<=0)
strcpy(adr, "-get_adr_failed-");
Xorriso_process_msg_queues(xorriso,0);
if(strlen(adr)>max_dev_len)
max_dev_len= strlen(adr);
}
for(i= 0; i < drive_count && !(xorriso->request_to_abort); i++) {
if(burn_drive_get_adr(&(drive_list[i]), adr)<=0)
strcpy(adr, "-get_adr_failed-");
Xorriso_process_msg_queues(xorriso,0);
if(stat(adr,&stbuf)==-1) {
sprintf(perms,"errno=%d",errno);
} else {
strcpy(perms,"------");
if(stbuf.st_mode&S_IRUSR) perms[0]= 'r';
if(stbuf.st_mode&S_IWUSR) perms[1]= 'w';
if(stbuf.st_mode&S_IRGRP) perms[2]= 'r';
if(stbuf.st_mode&S_IWGRP) perms[3]= 'w';
if(stbuf.st_mode&S_IROTH) perms[4]= 'r';
if(stbuf.st_mode&S_IWOTH) perms[5]= 'w';
}
sprintf(respt, "%d -dev '%s' ", i, adr);
pad= max_dev_len-strlen(adr);
if(pad>0)
for(j= 0; j<pad; j++)
strcat(respt, " ");
sprintf(respt+strlen(respt), "%s : '%-8.8s' '%s' \n",
perms, drive_list[i].vendor, drive_list[i].product);
Xorriso_result(xorriso,0);
}
sprintf(xorriso->info_text, "-----------------------------------------------------------------------------\n");
Xorriso_info(xorriso,0);
burn_drive_info_free(drive_list);
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
int Xorriso_tell_media_space(struct XorrisO *xorriso,
int *media_space, int *free_space, int flag)
{
int ret;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
struct burn_write_opts *burn_options;
(*free_space)= (*media_space)= 0;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to -tell_media_space", 2);
if(ret<=0)
return(0);
ret= Xorriso_make_write_options(xorriso, drive, &burn_options, 0);
if(ret<=0)
return(-1);
(*free_space)= (*media_space)=
isoburn_disc_available_space(drive, burn_options) / (off_t) 2048;
burn_write_opts_free(burn_options);
if(xorriso->volset_change_pending) {
ret= Xorriso_write_session(xorriso, 1);
if(ret>0)
(*free_space)-= ret;
}
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
/* @param flag bit0=fast , bit1=deformat
@return 0=failure, did not touch media , -1=failure, altered media
1=success, altered media , 2=success, did not touch media
*/
int Xorriso_blank_media(struct XorrisO *xorriso, int flag)
{
int ret, do_deformat= 0;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
enum burn_disc_status disc_state;
struct burn_progress p;
double percent = 1.0;
int current_profile;
char current_profile_name[80];
time_t start_time;
char mode_names[4][80]= {"all", "fast", "deformat", "deformat_quickest"};
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to -blank", 2);
if(ret<=0)
return(0);
burn_disc_get_profile(drive, &current_profile, current_profile_name);
disc_state = isoburn_disc_get_status(drive);
if(current_profile == 0x13) { /* overwriteable DVD-RW */
/* Depending on flag bit1 formatted DVD-RW will get blanked to sequential
state or pseudo blanked by invalidating an eventual ISO image. */
if(flag&2)
do_deformat= 1;
} else if(current_profile == 0x14) { /* sequential DVD-RW */
if((flag&1) && !(flag&2)) {
sprintf(xorriso->info_text,
"-blank: DVD-RW present. Mode 'fast' defaulted to mode 'all'.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
sprintf(xorriso->info_text,
"Mode 'deformat_quickest' produces single-session-only media.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "HINT", 0);
flag&= ~1;
}
} else if(disc_state == BURN_DISC_BLANK) {
sprintf(xorriso->info_text,"Blank media detected. Will leave it untouched");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return 2;
} else if(disc_state==BURN_DISC_FULL || disc_state==BURN_DISC_APPENDABLE) {
;
} else if(disc_state == BURN_DISC_EMPTY) {
sprintf(xorriso->info_text,"No media detected in drive");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return 0;
} else {
sprintf(xorriso->info_text, "Unsuitable drive and media state");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return 0;
}
if(!isoburn_disc_erasable(drive)) {
sprintf(xorriso->info_text, "Media is not of erasable type");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return 0;
}
if(xorriso->do_dummy) {
sprintf(xorriso->info_text,
"-dummy mode prevents blanking of media in mode '%s'.",
mode_names[flag&3]);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(1);
}
sprintf(xorriso->info_text, "Beginning to blank media in mode '%s'.\n",
mode_names[flag&3]);
Xorriso_info(xorriso,0);
if(do_deformat)
burn_disc_erase(drive, (flag&1));
else
isoburn_disc_erase(drive, (flag&1));
start_time= time(0);
usleep(1000000);
while (burn_drive_get_status(drive, &p) != BURN_DRIVE_IDLE) {
Xorriso_process_msg_queues(xorriso,0);
if(p.sectors>0 && p.sector>=0) /* display 1 to 99 percent */
percent = 1.0 + ((double) p.sector+1.0) / ((double) p.sectors) * 98.0;
sprintf(xorriso->info_text, "Blanking ( %.1f%% done in %d seconds )",
percent, (int) (time(0) - start_time));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
usleep(1000000);
}
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Blanking done\n");
Xorriso_info(xorriso,0);
return(1);
}
/* @param flag bit0= try to achieve faster formatting
bit7= by_index mode:
bit8 to bit15 contain the index of the format to use.
@return 0=failure, did not touch media , -1=failure, altered media
1=success, altered media , 2=success, did not touch media
*/
int Xorriso_format_media(struct XorrisO *xorriso, int flag)
{
int ret, mode_flag= 0, index, status, num_formats;
unsigned dummy;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
struct burn_progress p;
double percent = 1.0;
int current_profile;
char current_profile_name[80];
off_t size= 0;
time_t start_time;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to -format", 2);
if(ret<=0)
return(0);
mode_flag= 4; /* format to full size */
burn_disc_get_profile(drive, &current_profile, current_profile_name);
if(flag&128) { /* by_index */
index= (flag>>8) & 0xff;
ret= burn_disc_get_formats(drive, &status, &size, &dummy, &num_formats);
if(ret<=0)
num_formats= 0;
if(ret<=0 || index<0 || index>=num_formats) {
if(num_formats>0)
sprintf(xorriso->info_text,
"-format by_index_%d: format descriptors range from index 0 to %d",
index, num_formats-1);
else
sprintf(xorriso->info_text,
"-format by_index_%d: no format descriptors available", index);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
mode_flag= (flag & 0xff80) | 4; /* with size taken from descriptor */
if(flag&1)
mode_flag|= (1<<6);
} else if(current_profile == 0x12) { /* DVD+RAM */
mode_flag= 6; /* format to default payload size */
if(flag&1)
mode_flag|= (1<<6);
} else if(current_profile == 0x13) { /* DVD-RW */
if(flag&1) {
sprintf(xorriso->info_text,
"Detected formatted DVD-RW. Thus omitting desired fast format run.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(2);
}
} else if(current_profile == 0x14) { /* DVD-RW sequential */
if(flag&1) {
size= 128*1024*1024;
mode_flag= 1; /* format to size, then write size of zeros */
}
} else if(current_profile == 0x1a) { /* DVD+RW */
if(flag&1) {
sprintf(xorriso->info_text,
"Detected DVD+RW. Thus omitting desired fast format run.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(2);
}
} else if(current_profile == 0x43) { /* BD-RE */
mode_flag= 6; /* format to default payload size */
if(flag&1)
mode_flag|= (1<<6);
} else {
sprintf(xorriso->info_text,
"-format: Unsuitable media detected.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
sprintf(xorriso->info_text,"Media current: %s (%4.4xh)",
current_profile_name, current_profile);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(0);
}
if(xorriso->do_dummy) {
sprintf(xorriso->info_text, "-dummy mode prevents formatting of media.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(1);
}
sprintf(xorriso->info_text, "Beginning to format media.\n");
Xorriso_info(xorriso, 0);
burn_disc_format(drive, size, mode_flag);
start_time= time(0);
usleep(1000000);
while (burn_drive_get_status(drive, &p) != BURN_DRIVE_IDLE) {
Xorriso_process_msg_queues(xorriso,0);
if(p.sectors>0 && p.sector>=0) /* display 1 to 99 percent */
percent = 1.0 + ((double) p.sector+1.0) / ((double) p.sectors) * 98.0;
sprintf(xorriso->info_text, "Formatting ( %.1f%% done in %d seconds )",
percent, (int) (time(0) - start_time));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
usleep(1000000);
}
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Formatting done\n");
Xorriso_info(xorriso,0);
return(1);
}
/* @param flag bit2= formatting rather than blanking
@return 0=failure, did not touch media , -1=failure, altered media
1=success, altered media , 2=success, did not touch media
*/
int Xorriso_blank_as_needed(struct XorrisO *xorriso, int flag)
{
int ret, is_formatted= -1, status, num_formats;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
enum burn_disc_status disc_state;
unsigned dummy;
int current_profile;
char current_profile_name[80];
off_t size;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to blank or format", 2);
if(ret<=0)
return(0);
burn_disc_get_profile(drive, &current_profile, current_profile_name);
ret= burn_disc_get_formats(drive, &status, &size, &dummy, &num_formats);
if(ret>0 && status==BURN_FORMAT_IS_FORMATTED)
is_formatted= 1;
if(current_profile == 0x12 || current_profile == 0x43) { /* DVD+RAM , BD-RE */
if(is_formatted<0) {
sprintf(xorriso->info_text,
"-blank or -format: Unclear formatting status of %s",
current_profile_name);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
if(!is_formatted) {
ret= Xorriso_format_media(xorriso, 0);
return(ret);
}
} else if(current_profile == 0x14 && (flag&4)) { /* DVD-RW sequential */
ret= Xorriso_format_media(xorriso, 0);
return(ret);
}
disc_state = isoburn_disc_get_status(drive);
if(disc_state != BURN_DISC_BLANK && !(flag&4)) {
ret= Xorriso_blank_media(xorriso, 1);
return(ret);
}
sprintf(xorriso->info_text, "%s as_needed: no need for action detected",
(flag&4) ? "-format" : "-blank");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(2);
}
/* @return <=0 error, 1 success
*/
int Xorriso_list_formats(struct XorrisO *xorriso, int flag)
{
int ret, i, status, num_formats, profile_no, type;
off_t size;
unsigned dummy;
char status_text[80], profile_name[90], *respt;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
respt= xorriso->result_line;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to obtain format descriptor list", 2);
if(ret<=0)
return(0);
ret= burn_drive_get_drive_role(drive);
if(ret!=1) {
sprintf(xorriso->info_text,
"output device is not an MMC drive. -list_format does not apply");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
ret= 2; goto ex;
}
ret = burn_disc_get_formats(drive, &status, &size, &dummy,
&num_formats);
if(ret<=0) {
sprintf(xorriso->info_text, "Cannot obtain format list info");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
ret= Xorriso_toc(xorriso, 3);
if(ret<=0)
goto ex;
ret= burn_disc_get_profile(drive, &profile_no, profile_name);
if(ret<=0)
goto ex;
if(status == BURN_FORMAT_IS_UNFORMATTED)
sprintf(status_text, "unformatted, up to %.1f MiB",
((double) size) / 1024.0 / 1024.0);
else if(status == BURN_FORMAT_IS_FORMATTED) {
if(profile_no==0x12 || profile_no==0x13 || profile_no==0x1a ||
profile_no==0x43)
sprintf(status_text, "formatted, with %.1f MiB",
((double) size) / 1024.0 / 1024.0);
else
sprintf(status_text, "written, with %.1f MiB",
((double) size) / 1024.0 / 1024.0);
} else if(status == BURN_FORMAT_IS_UNKNOWN) {
if (profile_no > 0)
sprintf(status_text, "intermediate or unknown");
else
sprintf(status_text, "no media or unknown media");
} else
sprintf(status_text, "illegal status according to MMC-5");
sprintf(respt, "Format status: %s\n", status_text);
Xorriso_result(xorriso,0);
for (i= 0; i < num_formats; i++) {
ret= burn_disc_get_format_descr(drive, i, &type, &size, &dummy);
if (ret <= 0)
continue;
sprintf(respt, "Format idx %-2d: %2.2Xh , %.fs , %.1f MiB\n",
i, type, ((double) size) / 2048.0, ((double) size) / 1024.0/1024.0);
Xorriso_result(xorriso,0);
}
ret= 1;
ex:;
return(ret);
}
int Xorriso_cannot_create_iter(struct XorrisO *xorriso, int iso_error,int flag)
{
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, "", iso_error, "Cannot create iter", 0,
"FATAL", 1);
sprintf(xorriso->info_text, "Cannot create IsoDirIter object");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(1);
}
int Xorriso__node_lba_cmp(const void *node1, const void *node2)
{
uint32_t lba1= 0, lba2= 0;
int ret;
ret = iso_node_get_old_image_lba(*((IsoNode **) node1), &lba1, 0);
if(ret!=1)
lba1= 0;
ret = iso_node_get_old_image_lba(*((IsoNode **) node2), &lba2, 0);
if(ret!=1)
lba1= 0;
return(lba1-lba2);
}
/* The caller shall make no assumptions about the meaning of iter, node_array,
node_count, node_idx ! They are just opaque handles for which the caller
provides the memory of proper type.
@param flag bit0= initialize iteration
bit1= action needs full freedom of object manipulation
bit2= action needs LBA sorted iteration
bit31= end iteration (mandatory !)
*/
int Xorriso_findi_iter(struct XorrisO *xorriso, IsoDir *dir_node, off_t *mem,
IsoDirIter **iter,
IsoNode ***node_array, int *node_count, int *node_idx,
IsoNode **iterated_node, int flag)
{
int ret, i;
IsoNode *node;
off_t new_mem= 0;
char mem_text[80], limit_text[80];
if(flag&1) {
*node_array= NULL;
*node_count= -1;
*node_idx= 0;
*iter= NULL;
ret= iso_dir_get_children(dir_node, iter);
if(ret<0) {
cannot_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
return(-1);
}
if((flag&2)|(flag&4)) {
/* copy list of nodes and prepare soft iterator */
*node_count= 0;
while(iso_dir_iter_next(*iter, &node) == 1)
(*node_count)++;
iso_dir_iter_free(*iter);
*iter= NULL;
new_mem= ((*node_count)+1) * sizeof(IsoNode *);
if(new_mem > xorriso->temp_mem_limit) {
Sfile_scale((double) new_mem, mem_text, 5,1e4, 0);
Sfile_scale((double) xorriso->temp_mem_limit, limit_text, 5,1e4, 0);
sprintf(xorriso->info_text,
"Stacked directory snapshots exceed -temp_mem_limit (%s > %s)",
mem_text, limit_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
*node_count= -1;
return(-1);
}
(*node_array)= (IsoNode **) calloc((*node_count)+1, sizeof(IsoNode *));
if(*node_array == NULL) {
sprintf(xorriso->info_text,
"Could not allocate inode list of %.f bytes",
((double) (*node_count)+1) * (double) sizeof(IsoNode *));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
*node_count= -1;
return(-1);
}
*mem= new_mem;
ret= iso_dir_get_children(dir_node, iter);
if(ret<0)
goto cannot_iter;
while(iso_dir_iter_next(*iter, &node) == 1 && *node_idx < *node_count) {
(*node_array)[*node_idx]= node;
iso_node_ref(node);
(*node_idx)++;
}
iso_dir_iter_free(*iter);
*iter= NULL;
*node_count= *node_idx;
*node_idx= 0;
if((flag&4) && *node_count>1)
qsort(*node_array, *node_count, sizeof(IsoNode *),
Xorriso__node_lba_cmp);
}
}
if(flag&(1<<31)) {
if(*node_count>=0 && *node_array!=NULL) {
for(i= 0; i<*node_count; i++)
iso_node_unref((*node_array)[i]);
free(*node_array);
*node_array= NULL;
*node_count= -1;
*node_idx= 0;
} else {
if(*iter!=NULL)
iso_dir_iter_free(*iter);
*iter= NULL;
}
}
if(flag&(1|(1<<31)))
return(1);
if(*node_count>=0) {
/* return next node_array element */
if(*node_idx>=*node_count)
return(0);
*iterated_node= (*node_array)[*node_idx];
(*node_idx)++;
} else {
ret= iso_dir_iter_next(*iter, iterated_node);
return(ret == 1);
}
return(1);
}
/* @param boss_iter If not NULL then this is an iterator suitable for
iso_dir_iter_remove() which is then to be used instead
of iso_node_remove().
@param flag bit0= remove whole sub tree: rm -r
bit1= remove empty directory: rmdir
bit2= recursion: do not reassure in mode 2 "tree"
bit3= this is for overwriting and not for plain removal
bit4= count deleted files in xorriso->pacifier_count
bit5= with bit0 only remove directory content, not the directory
@return <=0 = error
1 = removed simple node
2 = removed directory or tree
3 = did not remove on user revocation
*/
int Xorriso_rmi(struct XorrisO *xorriso, void *boss_iter, off_t boss_mem,
char *path, int flag)
{
int ret, is_dir= 0, pl, not_removed= 0, fret;
IsoNode *victim_node, *node;
IsoDir *boss_node, *root_dir;
IsoDirIter *iter= NULL;
IsoImage *volume;
char *sub_name, *name;
char *sfe= NULL, *sub_path= NULL;
off_t mem;
IsoNode **node_array= NULL;
int node_count, node_idx;
#ifdef Xorriso_fat_local_meM
char sfe[5*SfileadrL], sub_path[2*SfileadrL];
#else
/* Avoiding large local memory objects in order to save stack space */
sfe= malloc(5*SfileadrL);
sub_path= malloc(2*SfileadrL);
if(sfe==NULL || sub_path==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
#ifndef Libisofs_iso_dir_iter_sufficienT
/* Ticket 127: A80301 - A80302
I do not not deem IsoDirIter safe for node list manipulations.
The parameter boss_iter once was intended to allow such but
has now been downgraded to a mere check for eventual programming bugs.
*/
if(boss_iter!=NULL) {
sprintf(xorriso->info_text,
"Program error: Xorriso_rmi() was requested to delete iterated node %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
#endif /* Libisofs_iso_dir_iter_sufficienT */
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
goto ex;
if(Xorriso_much_too_long(xorriso, strlen(path), 0)<=0)
{ret= 0; goto ex;}
ret= Xorriso_node_from_path(xorriso, volume, path, &victim_node, 0);
if(ret<=0)
goto ex;
root_dir= iso_image_get_root(volume);
if(((void *) root_dir) == ((void *) victim_node)) {
sprintf(xorriso->info_text, "May not delete root directory");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
{ret= 0; goto ex;}
}
if(LIBISO_ISDIR(victim_node))
is_dir= 1;
if(!is_dir) {
if(flag&2) { /* rmdir */
sprintf(xorriso->info_text, "%s in loaded ISO image is not a directory",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
} else {
if(flag&1) { /* rm -r */
if((xorriso->do_reassure==1 && !xorriso->request_not_to_ask) ||
(flag&32)) {
/* Iterate over subordinates and delete them */
mem= boss_mem;
ret= Xorriso_findi_iter(xorriso, (IsoDir *) victim_node, &mem,
&iter, &node_array, &node_count, &node_idx,
&node, 1|2);
if(ret<=0) {
cannot_create_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
ret= -1; goto ex;
}
pl= strlen(path);
strcpy(sub_path, path);
if(pl==0 || sub_path[pl-1]!='/') {
sub_path[pl++]= '/';
sub_path[pl]= 0;
}
sub_name= sub_path+pl;
while(1) {
ret= Xorriso_findi_iter(xorriso, (IsoDir *) victim_node, &mem, &iter,
&node_array, &node_count, &node_idx, &node, 0);
if(ret<0)
goto ex;
if(ret==0 || xorriso->request_to_abort)
break;
name= (char *) iso_node_get_name(node);
if(Xorriso_much_too_long(xorriso, pl+1+strlen(name), 0)<=0)
{ret= 0; goto rm_r_problem_handler;}
strcpy(sub_name, name);
ret= Xorriso_rmi(xorriso, iter, mem, sub_path, (flag&(1|2|8|16))|4);
if(ret==3 || ret<=0 || xorriso->request_to_abort) {
rm_r_problem_handler:;
not_removed= 1;
fret= Xorriso_eval_problem_status(xorriso, ret, 1|2);
if(fret<0)
goto dir_not_removed;
}
}
if(flag&32)
{ret= 2; goto ex;}
if(not_removed) {
dir_not_removed:;
sprintf(xorriso->info_text, "Directory not removed: %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
if(ret>0)
ret= 3;
goto ex;
}
}
} else {
if(!(flag&2)) { /* not rmdir */
sprintf(xorriso->info_text, "%s in loaded ISO image is a directory",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
ret= iso_dir_get_children((IsoDir *) victim_node, &iter);
Xorriso_process_msg_queues(xorriso,0);
if(ret<0)
goto cannot_create_iter;
if(ret>0) {
if(iso_dir_iter_next(iter, &node) == 1) {
sprintf(xorriso->info_text,
"Directory not empty on attempt to delete: %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
}
}
}
if(xorriso->request_to_abort)
{ret= 3; goto ex;}
boss_node= iso_node_get_parent(victim_node);
Xorriso_process_msg_queues(xorriso,0);
if(boss_node==NULL) {
sprintf(xorriso->info_text,
"Cannot find parent node of %s in loaded ISO image",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
while((xorriso->do_reassure==1 || (xorriso->do_reassure==2 && !(flag&4)))
&& !xorriso->request_not_to_ask) {
/* ls -ld */
Xorriso_ls_filev(xorriso, xorriso->wdi, 1, &path, (off_t) 0, 1|2|8);
if(is_dir) /* du -s */
Xorriso_ls_filev(xorriso, xorriso->wdi, 1, &path, (off_t) 0, 2|4);
if(flag&8)
sprintf(xorriso->info_text,
"File exists. Remove ? n= keep old, y= remove, x= abort, @= stop asking\n");
else
sprintf(xorriso->info_text,
"Remove above file ? n= keep it, y= remove it, x= abort, @= stop asking\n");
Xorriso_info(xorriso, 4);
ret= Xorriso_request_confirmation(xorriso, 1|2|4|16);
if(ret<=0)
goto ex;
if(xorriso->request_to_abort) {
sprintf(xorriso->info_text,
"Removal operation aborted by user before file: %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
ret= 3; goto ex;
}
if(ret==3)
continue;
if(ret==6) /* yes */
break;
if(ret==4) { /* yes, do not ask again */
xorriso->request_not_to_ask= 1;
break;
}
if(ret==1) { /* no */
sprintf(xorriso->info_text, "Kept in existing state: %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
ret= 3; goto ex;
}
}
#ifdef Libisofs_iso_dir_iter_sufficienT
if(boss_iter!=NULL) {
ret= iso_dir_iter_remove((IsoDirIter *) boss_iter);
if(ret<0)
ret= -1;
} else
ret= iso_node_remove(victim_node);
#else /* ! Libisofs_iso_dir_iter_sufficienT */
ret= iso_node_remove(victim_node);
#endif /* Libisofs_iso_dir_iter_sufficienT */
Xorriso_process_msg_queues(xorriso,0);
if(ret<0) {
Xorriso_report_iso_error(xorriso, path, ret, "Cannot remove node", 0,
"FATAL", 1);
sprintf(xorriso->info_text,
"Internal failure to remove %s from loaded ISO image",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
if(flag&16)
xorriso->pacifier_count++;
xorriso->volset_change_pending= 1;
ret= 1+!!is_dir;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(sub_path!=NULL)
free(sub_path);
#endif /* ! Xorriso_fat_local_meM */
Xorriso_findi_iter(xorriso, (IsoDir *) victim_node, &mem, &iter,
&node_array, &node_count, &node_idx, &node, (1<<31));
return(ret);
}
int Xorriso__node_name_cmp(const void *node1, const void *node2)
{
char *name1, *name2;
name1= (char *) iso_node_get_name(*((IsoNode **) node1));
name2= (char *) iso_node_get_name(*((IsoNode **) node2));
return(strcmp(name1,name2));
}
/* @param flag bit0= only accept directory nodes
bit1= do not report memory usage as DEBUG
bit2= do not apply search pattern but accept any node
*/
int Xorriso_sorted_node_array(struct XorrisO *xorriso,
IsoDir *dir_node,
int *nodec, IsoNode ***node_array,
off_t boss_mem, int flag)
{
int i, ret, failed_at;
char *npt;
IsoDirIter *iter= NULL;
IsoNode *node;
off_t mem;
mem= ((*nodec)+1)*sizeof(IsoNode *);
ret= Xorriso_check_temp_mem_limit(xorriso, mem+boss_mem, flag&2);
if(ret<=0)
return(ret);
*node_array= calloc(sizeof(IsoNode *), (*nodec)+1);
if(*node_array==NULL) {
sprintf(xorriso->info_text,
"Cannot allocate memory for %d directory entries", *nodec);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0) {
Xorriso_cannot_create_iter(xorriso, ret, 0);
return(-1);
}
for(i= 0; iso_dir_iter_next(iter, &node) == 1 && i<*nodec; ) {
npt= (char *) iso_node_get_name(node);
if(!(flag&4)) {
ret= Xorriso_regexec(xorriso, npt, &failed_at, 0);
if(ret)
continue; /* no match */
}
if(flag&1)
if(!LIBISO_ISDIR(node))
continue;
(*node_array)[i++]= node;
}
iso_dir_iter_free(iter);
*nodec= i;
if(*nodec<=0)
return(1);
qsort(*node_array, *nodec, sizeof(IsoNode *), Xorriso__node_name_cmp);
return(1);
}
/* @param flag bit0= do not only sum up sizes but also print subdirs
*/
int Xorriso_show_du_subs(struct XorrisO *xorriso, IsoDir *dir_node,
char *abs_path, char *rel_path, off_t *size,
off_t boss_mem, int flag)
{
int i, ret, no_sort= 0, filec= 0, l;
IsoDirIter *iter= NULL;
IsoNode *node, **node_array= NULL;
char *name;
off_t sub_size, report_size, mem= 0;
#ifdef Xorriso_fat_local_meM
char path[SfileadrL], show_path[SfileadrL], sfe[5*SfileadrL];
#else /* Xorriso_fat_local_meM */
char *path= NULL, *show_path= NULL, *sfe= NULL;
sfe= malloc(5*SfileadrL);
path= malloc(SfileadrL);
show_path= malloc(SfileadrL);
if(path==NULL || show_path==NULL || sfe==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
*size= 0;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0) {
cannot_create_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
{ret= -1; goto ex;}
}
for(i= 0; iso_dir_iter_next(iter, &node) == 1; ) {
sub_size= 0;
name= (char *) iso_node_get_name(node);
strcpy(show_path, rel_path);
if(Sfile_add_to_path(show_path, name, 0)<=0)
goto much_too_long;
if(LIBISO_ISDIR(node)) {
strcpy(path, abs_path);
if(Sfile_add_to_path(path, name, 0)<=0) {
much_too_long:;
Xorriso_much_too_long(xorriso, strlen(path)+strlen(name)+1, 2);
{ret= -1; goto ex;}
}
filec++;
l= strlen(rel_path)+1;
mem+= l;
if(l % sizeof(char *))
mem+= sizeof(char *)-(l % sizeof(char *));
if(flag&1) /* diving and counting is done further below */
continue;
ret= Xorriso_show_du_subs(xorriso, (IsoDir *) node,
path, show_path, &sub_size, boss_mem, 0);
if(ret<0)
goto ex;
if(ret==0)
continue;
}
if(LIBISO_ISREG(node)) {
sub_size+= iso_file_get_size((IsoFile *) node)+2048;
/*
sub_size+= iso_file_get_size((IsoFile *) node)+strlen(name)+1;
*/
}
if(sub_size>0)
(*size)+= sub_size;
Xorriso_process_msg_queues(xorriso,0);
}
if(filec<=0 || !(flag&1))
{ret= 1; goto ex;}
/* Reset iteration */
iso_dir_iter_free(iter);
iter= NULL;
Xorriso_process_msg_queues(xorriso,0);
ret= Xorriso_sorted_node_array(xorriso, dir_node, &filec, &node_array,
boss_mem, 1|2|4);
if(ret<0)
goto ex;
if(ret==0) {
no_sort= 1;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0)
goto cannot_create_iter;
}
for(i= 0; (no_sort || i<filec) && !(xorriso->request_to_abort); i++) {
if(no_sort) {
ret= iso_dir_iter_next(iter, &node);
if(ret!=1)
break;
if(!LIBISO_ISDIR(node))
continue;
} else
node= node_array[i];
sub_size= 0;
name= (char *) iso_node_get_name(node);
strcpy(show_path, rel_path);
if(Sfile_add_to_path(show_path, name, 0)<=0)
goto much_too_long;
strcpy(path, abs_path);
if(Sfile_add_to_path(path, name, 0)<=0)
goto much_too_long;
ret= Xorriso_show_du_subs(xorriso, (IsoDir *) node,
path, show_path, &sub_size, boss_mem+mem, flag&1);
if(ret<0)
goto ex;
if(LIBISO_ISREG(node)) {
sub_size+= iso_file_get_size((IsoFile *) node)+2048;
/*
sub_size+= iso_tree_node_get_size((IsoFile *) node)+strlen(name)+1;
*/
}
if(sub_size>0)
(*size)+= sub_size;
report_size= sub_size/1024;
if(report_size*1024<sub_size)
report_size++;
sprintf(xorriso->result_line, "%7.f ",(double) (report_size));
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s\n",
Text_shellsafe(show_path, sfe, 0));
Xorriso_result(xorriso, 0);
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(path!=NULL)
free(path);
if(show_path!=NULL)
free(show_path);
#endif /* ! Xorriso_fat_local_meM */
if(iter!=NULL)
iso_dir_iter_free(iter);
if(node_array!=NULL)
free((char *) node_array);
Xorriso_process_msg_queues(xorriso,0);
return(ret);
}
int Xorriso_sorted_dir_i(struct XorrisO *xorriso, IsoDir *dir_node,
int *filec, char ***filev, off_t boss_mem, int flag)
{
int i,j,ret;
IsoDirIter *iter= NULL;
IsoNode *node;
char *name;
off_t mem;
(*filec)= 0;
(*filev)= NULL;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0) {
cannot_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
{ret= -1; goto ex;}
}
mem= 0;
for(i= 0; iso_dir_iter_next(iter, &node) == 1; ) {
name= (char *) iso_node_get_name(node);
mem+= sizeof(char *)+strlen(name)+8;
(*filec)++;
}
iso_dir_iter_free(iter);
iter= NULL;
if(*filec==0)
{ret= 1; goto ex;}
ret= Xorriso_check_temp_mem_limit(xorriso, mem+boss_mem, 2);
if(ret<=0)
goto ex;
(*filev)= (char **) calloc(*filec, sizeof(char *));
if(*filev==NULL)
{ret= -1; goto ex; }
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0)
goto cannot_iter;
for(i= 0; i<*filec; i++) {
ret= iso_dir_iter_next(iter, &node);
if(ret!=1)
break;
name= (char *) iso_node_get_name(node);
(*filev)[i]= strdup(name);
if((*filev)[i]==NULL) {
for(j= 0; j<i; j++)
if((*filev)[j]!=NULL)
free((*filev)[j]);
free((char *) (*filev));
ret= -1; goto ex;
}
}
Sort_argv(*filec, *filev, 0);
ret= 1;
ex:;
if(iter!=NULL)
iso_dir_iter_free(iter);
return(ret);
}
/* @param flag bit0= long format
bit1= do not print count of nodes
bit2= du format
bit3= print directories as themselves (ls -d)
*/
int Xorriso_ls_filev(struct XorrisO *xorriso, char *wd,
int filec, char **filev, off_t boss_mem, int flag)
{
int i, ret, was_error= 0, dfilec= 0, pass, passes;
IsoNode *node;
IsoImage *volume;
char sfe[5*SfileadrL], sfe2[5*SfileadrL], path[SfileadrL];
char link_target[SfileadrL], *rpt, **dfilev= NULL;
off_t size;
struct stat stbuf;
rpt= xorriso->result_line;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
Sort_argv(filec, filev, 0);
/* Count valid nodes, warn of invalid ones */
for(i= 0; i<filec; i++) {
ret= Xorriso_make_abs_adr(xorriso, wd, filev[i], path, 1|2|4);
if(ret<=0) {
was_error++;
continue;
}
ret= Xorriso_node_from_path(xorriso, volume, path, &node, 1);
if(ret<=0) {
sprintf(xorriso->info_text, "Not found in ISO image: %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
was_error++;
continue;
}
}
if((flag&8) && !(flag&(2|4))) {
sprintf(xorriso->info_text, "Valid ISO nodes found: %d\n", filec-was_error);
Xorriso_info(xorriso,1);
if(filec-was_error<=0)
return(!was_error);
}
passes= 1+!(flag&(4|8));
for(pass= 0; pass<passes; pass++)
for(i= 0; i<filec && !(xorriso->request_to_abort); i++) {
rpt[0]= 0;
ret= Xorriso_make_abs_adr(xorriso, wd, filev[i], path, 1|2|4);
if(ret<=0)
continue;
ret= Xorriso_fake_stbuf(xorriso, path, &stbuf, &node, (flag&4)>>1);
if(ret<=0)
continue;
if(LIBISO_ISDIR(node) && !(flag&(4|8))) {
if(pass==0)
continue;
if(filec>1) {
strcpy(xorriso->result_line, "\n");
Xorriso_result(xorriso,0);
sprintf(xorriso->result_line, "%s:\n", Text_shellsafe(filev[i], sfe,0));
Xorriso_result(xorriso,0);
}
ret= Xorriso_sorted_dir_i(xorriso,
(IsoDir *) node, &dfilec, &dfilev, boss_mem, 0);
if(ret<=0) {
/* >>> libisofs iterator loop and single item Xorriso_lsx_filev() */;
} else {
if(flag&1) {
sprintf(xorriso->result_line, "total %d\n", dfilec);
Xorriso_result(xorriso,0);
}
Xorriso_ls_filev(xorriso, path,
dfilec, dfilev, boss_mem, (flag&1)|2|8);
}
if(dfilec>0)
Sfile_destroy_argv(&dfilec, &dfilev, 0);
continue;
} else
if(pass>0)
continue;
link_target[0]= 0;
if((flag&5)==1) { /* -ls_l */
ret= Xorriso_format_ls_l(xorriso, &stbuf, 0);
if(ret<=0)
continue;
if(LIBISO_ISLNK(node)) {
if(Sfile_str(link_target, (char *) iso_symlink_get_dest(
(IsoSymlink *) node), 0)<=0)
link_target[0]= 0;
}
} else if(flag&4) { /* -du or -dus */
size= stbuf.st_size;
if(S_ISDIR(stbuf.st_mode)) {
ret= Xorriso_show_du_subs(xorriso, (IsoDir *) node,
path, filev[i], &size, boss_mem, flag&1);
if(ret<0)
return(-1);
if(ret==0)
continue;
}
sprintf(rpt, "%7.f ",(double) (size/1024));
}
if(link_target[0] && (flag&5)==1)
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s -> %s\n",
Text_shellsafe(filev[i], sfe, 0),
Text_shellsafe(link_target, sfe2, 0));
else
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s\n",
Text_shellsafe(filev[i], sfe, 0));
Xorriso_result(xorriso, 0);
}
return(!was_error);
}
/* This function needs less buffer memory than Xorriso_ls_filev() but cannot
perform structured pattern matching as done by Xorriso_expand_pattern()
for subsequent Xorriso_ls_filev().
@param flag bit0= long format
bit1= only check for directory existence
bit2= do not apply search pattern but accept any file
bit3= just count nodes and return number
*/
int Xorriso_ls(struct XorrisO *xorriso, int flag)
{
int ret, is_dir= 0, i, filec= 0, failed_at, no_sort= 0;
IsoNode *node, **node_array= NULL;
IsoDir *dir_node;
IsoImage *volume;
IsoDirIter *iter= NULL;
char sfe[5*SfileadrL], sfe2[5*SfileadrL], link_target[SfileadrL], *npt, *rpt;
struct stat stbuf;
rpt= xorriso->result_line;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
ret= Xorriso_node_from_path(xorriso, volume, xorriso->wdi, &node, 0);
if(ret<=0)
goto wdi_is_not_a_dir;
if(LIBISO_ISDIR(node))
is_dir= 1;
if(!is_dir) {
wdi_is_not_a_dir:;
sprintf(xorriso->info_text,
"Working directory path does not lead to a directory in ISO image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
if(flag&2)
{ret= 1; goto ex;}
dir_node= (IsoDir *) node;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0) {
cannot_create_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
{ret= -1; goto ex;}
}
Xorriso_process_msg_queues(xorriso,0);
for(i= 0; iso_dir_iter_next(iter, &node) == 1; ) {
npt= (char *) iso_node_get_name(node);
if(!(flag&4)) {
ret= Xorriso_regexec(xorriso, npt, &failed_at, 0);
if(ret)
continue; /* no match */
}
filec++;
}
/* Reset iteration */
iso_dir_iter_free(iter);
iter= NULL;
Xorriso_process_msg_queues(xorriso,0);
if(flag&8)
{ret= filec; goto ex;}
sprintf(xorriso->info_text, "Valid ISO nodes found: %d\n", filec);
Xorriso_info(xorriso,1);
ret= Xorriso_sorted_node_array(xorriso, dir_node, &filec, &node_array, 0,
flag&4);
if(ret<0)
goto ex;
if(ret==0) {
no_sort= 1;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0)
goto cannot_create_iter;
}
for(i= 0; i<filec && !(xorriso->request_to_abort); i++) {
if(no_sort) {
ret= iso_dir_iter_next(iter, &node);
if(ret!=1)
break;
npt= (char *) iso_node_get_name(node);
if(!(flag&4)) {
ret= Xorriso_regexec(xorriso, npt, &failed_at, 0);
if(ret)
continue; /* no match */
}
} else
node= node_array[i];
npt= (char *) iso_node_get_name(node);
link_target[0]= 0;
if(LIBISO_ISLNK(node)) {
if(Sfile_str(link_target, (char *) iso_symlink_get_dest(
(IsoSymlink *) node), 0)<=0)
link_target[0]= 0;
}
rpt[0]= 0;
if(flag&1) {
ret= Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
if(ret<=0)
continue;
ret= Xorriso_format_ls_l(xorriso, &stbuf, 0);
if(ret<=0)
continue;
}
if(link_target[0] && (flag&1))
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s -> %s\n",
Text_shellsafe(npt, sfe, 0),
Text_shellsafe(link_target, sfe2, 0));
else
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s\n",
Text_shellsafe(npt, sfe, 0));
Xorriso_result(xorriso, 0);
}
ret= 1;
ex:;
if(iter!=NULL)
iso_dir_iter_free(iter);
Xorriso_process_msg_queues(xorriso,0);
if(node_array!=NULL)
free((char *) node_array);
return(ret);
}
/* @param boss_iter Opaque handle to be forwarded to actions in ISO image
Set to NULL if calling this function from outside ISO world
*/
int Xorriso_rename(struct XorrisO *xorriso, void *boss_iter,
char *origin, char *dest, int flag)
{
int ret, ol, dest_ret;
char sfe[5*SfileadrL], eff_dest[SfileadrL], dir_adr[SfileadrL], *cpt;
char *leafname, eff_origin[SfileadrL], sfe2[5*SfileadrL], *old_leafname;
IsoImage *volume;
IsoDir *origin_dir, *dest_dir;
IsoNode *node, *iso_node;
#ifndef Libisofs_iso_dir_iter_sufficienT
/* Ticket 127: A80301 - A80302
I do not not deem IsoDirIter safe for node list manipulations.
The parameter boss_iter once was intended to allow such but
has now been downgraded to a mere check for eventual programming bugs.
*/
if(boss_iter!=NULL) {
sprintf(xorriso->info_text,
"Program error: Xorriso_rename() was requested to delete iterated node %s",
Text_shellsafe(origin, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
#endif /* Libisofs_iso_dir_iter_sufficienT */
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, origin, eff_origin, 0);
if(ret<=0)
return(ret);
dest_ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, dest, eff_dest,1);
if(dest_ret<0)
return(dest_ret);
if(dest_ret==0) { /* obtain eff_dest address despite it does not exist */
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, dest, eff_dest, 2);
if(ret<=0)
return(ret);
}
/* Prevent that destination is a subordinate of origin
(that would be a black hole plopping out of the universe) */
ol= strlen(eff_origin);
if(ol==0) {
sprintf(xorriso->info_text, "May not rename root directory");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
} else if(strcmp(eff_origin, eff_dest)==0) {
sprintf(xorriso->info_text, "Ignored attempt to rename %s to itself",
Text_shellsafe(eff_origin,sfe,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING", 0);
return(0);
} else if(strncmp(eff_origin, eff_dest, ol)==0 &&
(eff_dest[ol]==0 || eff_dest[ol]=='/')) {
sprintf(xorriso->info_text,
"May not rename %s to its own sub address %s",
Text_shellsafe(eff_origin,sfe,0), Text_shellsafe(eff_dest,sfe2,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
/* Check whether destination exists and may be not overwriteable */
if(dest_ret==2 && xorriso->do_overwrite!=1) {
sprintf(xorriso->info_text, "Renaming may not overwrite directory: %s",
Text_shellsafe(eff_dest, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
} else if (dest_ret==1 && !xorriso->do_overwrite) {
sprintf(xorriso->info_text, "Renaming may not overwite: %s",
Text_shellsafe(eff_dest, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
} else if(dest_ret>0) {
ret= Xorriso_rmi(xorriso, boss_iter, (off_t) 0, eff_dest, 1|8);
if(ret<=0)
return(0);
if(ret==3) {
sprintf(xorriso->info_text, "User revoked renaming of: %s",
Text_shellsafe(eff_origin, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
return(0);
}
}
/* Ensure existence of destination directory */
strcpy(dir_adr, eff_dest);
cpt= strrchr(dir_adr, '/');
if(cpt==NULL)
cpt= dir_adr+strlen(dir_adr);
*cpt= 0;
if(dir_adr[0]!=0) {
ret= Xorriso_graft_in(xorriso, boss_iter, NULL, dir_adr,
(off_t) 0, (off_t) 0, 1);
if(ret<=0)
return(ret);
}
/* Move node */
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
Xorriso_node_from_path(xorriso, volume, dir_adr, &iso_node, 0);
dest_dir= (IsoDir *) iso_node;
strcpy(dir_adr, eff_origin);
cpt= strrchr(dir_adr, '/');
if(cpt==NULL)
cpt= dir_adr+strlen(dir_adr);
*cpt= 0;
Xorriso_node_from_path(xorriso, volume, dir_adr, &iso_node, 0);
origin_dir= (IsoDir *) iso_node;
Xorriso_node_from_path(xorriso, volume, eff_origin, &node, 0);
if(dest_dir==NULL || origin_dir==NULL || node==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Internal error on rename: confirmed node turns out as NULL");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
ret= iso_node_take(node);
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, eff_dest, 0, "Cannot take", 0, "FATAL",1);
sprintf(xorriso->info_text,
"Internal error on rename: failed to take node");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
leafname= strrchr(eff_dest, '/');
if(leafname==NULL)
leafname= eff_dest;
else
leafname++;
old_leafname= (char *) iso_node_get_name(node);
if(strcmp(leafname, old_leafname)!=0)
ret= iso_node_set_name(node, leafname);
else
ret= 1;
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, eff_dest, 0, "Cannot set name", 0,
"FAILURE", 1);
return(-1);
}
Xorriso_process_msg_queues(xorriso,0);
ret= iso_dir_add_node(dest_dir, node, 0);
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, eff_dest, 0, "Cannot add", 0, "FATAL", 1);
sprintf(xorriso->info_text,
"Internal error on rename: failed to insert node");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
return(1);
}
/* @param flag bit0= do not produce info message on success
@return 1=success,
0=was already directory, -1=was other type, -2=other error
*/
int Xorriso_mkdir(struct XorrisO *xorriso, char *path, int flag)
{
int ret;
char eff_path[SfileadrL], sfe[5*SfileadrL];
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, path, eff_path, 1);
if(ret<0)
return(-2);
if(ret>0) {
sprintf(xorriso->info_text,"-mkdir: Address already existing %s",
Text_shellsafe(eff_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0,
(ret==2 ? "WARNING" : "FAILURE"), 0);
return(-1+(ret==2));
}
ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, path, eff_path, 2);
if(ret<0)
return(-2);
ret= Xorriso_graft_in(xorriso, NULL, NULL, eff_path, (off_t) 0, (off_t) 0, 1);
if(ret<=0)
return(-2);
if(!(flag&1)) {
sprintf(xorriso->info_text, "Created directory in ISO image: %s\n",
Text_shellsafe(eff_path,sfe,0));
Xorriso_info(xorriso, 0);
}
return(1);
}
/* @param flag bit0= count results rather than storing them
bit1= this is a recursion
bit2= prepend wd (automatically done if wd[0]!=0)
*/
int Xorriso_obtain_pattern_files_i(
struct XorrisO *xorriso, char *wd, IsoDir *dir,
int *filec, char **filev, int count_limit, off_t *mem,
int *dive_count, int flag)
{
int ret, failed_at;
IsoDirIter *iter= NULL;
IsoNode *node;
char *name;
#ifdef Xorriso_fat_local_meM
char adr[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *adr= NULL;
adr= malloc(SfileadrL);
if(adr==NULL) {
Xorriso_no_malloc_memory(xorriso, &adr, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
if(!(flag&2))
*dive_count= 0;
else
(*dive_count)++;
ret= Xorriso_check_for_root_pattern(xorriso, filec, filev, count_limit,
mem, (flag&1)|2);
if(ret!=2)
goto ex;
ret= iso_dir_get_children(dir, &iter);
if(ret<0) {
Xorriso_cannot_create_iter(xorriso, ret, 0);
{ret= -1; goto ex;}
}
while(iso_dir_iter_next(iter, &node) == 1) {
name= (char *) iso_node_get_name(node);
ret= Xorriso_make_abs_adr(xorriso, wd, name, adr, flag&4);
if(ret<=0)
goto ex;
ret= Xorriso_regexec(xorriso, adr, &failed_at, 1);
if(ret) { /* no match */
if(failed_at <= *dive_count) /* no hope for a match */
continue;
if(!LIBISO_ISDIR(node)) {
/* >>> How to deal with softlinks ? */
continue;
}
/* dive deeper */
ret= Xorriso_obtain_pattern_files_i(
xorriso, adr, (IsoDir *) node,
filec, filev, count_limit, mem, dive_count, flag|2);
if(ret<=0)
goto ex;
} else {
ret= Xorriso_register_matched_adr(xorriso, adr, count_limit,
filec, filev, mem, (flag&1)|2);
if(ret<=0)
goto ex;
}
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(adr!=NULL)
free(adr);
#endif /* ! Xorriso_fat_local_meM */
if(flag&2)
(*dive_count)--;
return(ret);
}
/* @param flag bit0= a match count !=1 is a FAILURE event
bit1= with bit0 tolerate 0 matches if pattern is a constant
*/
int Xorriso_expand_pattern(struct XorrisO *xorriso,
int num_patterns, char **patterns, int extra_filec,
int *filec, char ***filev, off_t *mem, int flag)
{
int ret, count= 0, abs_adr= 0, i, was_count, was_filec;
int nonconst_mismatches= 0, dive_count= 0;
char sfe[5*SfileadrL];
IsoImage *volume;
IsoDir *dir= NULL, *root_dir;
IsoNode *iso_node;
*filec= 0;
*filev= NULL;
xorriso->search_mode= 3;
xorriso->structured_search= 1;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
root_dir= iso_image_get_root(volume);
if(root_dir==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While expanding pattern : Cannot obtain root node of ISO image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
for(i= 0; i<num_patterns; i++) {
ret= Xorriso_prepare_expansion_pattern(xorriso, patterns[i], 0);
if(ret<=0)
return(ret);
if(ret==2)
abs_adr= 4;
if(patterns[i][0]=='/' || abs_adr) {
dir= root_dir;
abs_adr= 4;
} else {
/* This is done so late to allow the following:
It is not an error if xorriso->wdi does not exist yet, but one may
not use it as base for relative address searches.
*/
ret= Xorriso_node_from_path(xorriso, volume, xorriso->wdi, &iso_node, 1);
dir= (IsoDir *) iso_node;
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While expanding pattern %s : Working directory does not exist in ISO image",
Text_shellsafe(patterns[i], sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
if(!LIBISO_ISDIR((IsoNode *) dir)) {
sprintf(xorriso->info_text,
"Working directory path does not lead to a directory in ISO image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
}
/* count the matches */
was_count= count;
ret= Xorriso_obtain_pattern_files_i(xorriso, "", dir, &count, NULL, 0,
mem, &dive_count, 1 | abs_adr);
if(ret<=0)
goto ex;
if(was_count==count && strcmp(patterns[i],"*")!=0 && (flag&3)!=1) {
count++;
Xorriso_eval_nonmatch(xorriso, patterns[i], &nonconst_mismatches, mem, 0);
}
}
ret= Xorriso_check_matchcount(xorriso, count, nonconst_mismatches,
num_patterns, patterns, (flag&1)|2);
if(ret<=0)
goto ex;
count+= extra_filec;
mem+= extra_filec*sizeof(char *);
if(count<=0)
{ret= 0; goto ex;}
ret= Xorriso_alloc_pattern_mem(xorriso, *mem, count, filev, 0);
if(ret<=0)
goto ex;
/* now store addresses */
for(i= 0; i<num_patterns; i++) {
ret= Xorriso_prepare_expansion_pattern(xorriso, patterns[i], 0);
if(ret<=0)
return(ret);
if(ret==2)
abs_adr= 4;
was_filec= *filec;
ret= Xorriso_obtain_pattern_files_i(xorriso, "", dir, filec, *filev, count,
mem, &dive_count, abs_adr);
if(ret<=0)
goto ex;
if(was_filec == *filec && strcmp(patterns[i],"*")!=0) {
(*filev)[*filec]= strdup(patterns[i]);
if((*filev)[*filec]==NULL) {
(*mem)= strlen(patterns[i])+1;
Xorriso_no_pattern_memory(xorriso, *mem, 0);
ret= -1; goto ex;
}
(*filec)++;
}
}
ret= 1;
ex:;
if(ret<=0) {
if(filev!=NULL)
Sfile_destroy_argv(&count, filev, 0);
*filec= 0;
}
return(ret);
}
int Xorriso_set_st_mode(struct XorrisO *xorriso, char *in_path,
mode_t mode_and, mode_t mode_or, int flag)
{
mode_t mode= 0;
int ret;
IsoNode *node;
char sfe[5*SfileadrL], path[SfileadrL];
ret= Xorriso_get_node_by_path(xorriso, in_path, path, &node, 0);
if(ret<=0)
return(ret);
mode= iso_node_get_permissions(node);
mode= (mode & mode_and) | mode_or;
iso_node_set_permissions(node, mode);
iso_node_set_ctime(node, time(NULL));
sprintf(xorriso->info_text,"Permissions now: %-5.5o %s",
mode, Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
int Xorriso_set_uid(struct XorrisO *xorriso, char *in_path, uid_t uid,
int flag)
{
int ret;
IsoNode *node;
ret= Xorriso_get_node_by_path(xorriso, in_path, NULL, &node, 0);
if(ret<=0)
return(ret);
iso_node_set_uid(node, uid);
iso_node_set_ctime(node, time(NULL));
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
int Xorriso_set_gid(struct XorrisO *xorriso, char *in_path, gid_t gid,
int flag)
{
int ret;
IsoNode *node;
ret= Xorriso_get_node_by_path(xorriso, in_path, NULL, &node, 0);
if(ret<=0)
return(ret);
iso_node_set_gid(node, gid);
iso_node_set_ctime(node, time(NULL));
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
/* @parm flag bit0= atime, bit1= ctime, bit2= mtime, bit8=no auto ctime */
int Xorriso_set_time(struct XorrisO *xorriso, char *in_path, time_t t,
int flag)
{
int ret;
IsoNode *node;
ret= Xorriso_get_node_by_path(xorriso, in_path, NULL, &node, 0);
if(ret<=0)
return(ret);
if(flag&1)
iso_node_set_atime(node, t);
if(flag&2)
iso_node_set_ctime(node, t);
if(flag&4)
iso_node_set_mtime(node, t);
if(!(flag&(2|256)))
iso_node_set_ctime(node, time(NULL));
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
return(1);
}
/* @param flag bit0= not a command parameter (directory iteration or recursion)
bit1= do not count deleted files with rm and rm_r
@return <=0 error,
1=ok
2=ok, node has been deleted,
3=ok, do not dive into directory (e.g. because it is a split file)
*/
int Xorriso_findi_action(struct XorrisO *xorriso, struct FindjoB *job,
IsoDirIter *boss_iter, off_t boss_mem,
char *abs_path, char *show_path,
IsoNode *node, int depth, int flag)
{
int ret= 0, type, action= 0, hflag, deleted= 0, no_dive= 0;
uid_t user= 0;
gid_t group= 0;
time_t date= 0;
mode_t mode_or= 0, mode_and= ~1;
char *target, sfe[5*SfileadrL], *iso_prefix;
struct FindjoB *subjob;
struct stat dir_stbuf;
action= Findjob_get_action_parms(job, &target, &user, &group,
&mode_and, &mode_or, &type, &date, &subjob, 0);
if(action<0)
action= 0;
hflag= 16*!(flag&2);
if(action==1) { /* rm (including rmdir) */
ret= Xorriso_fake_stbuf(xorriso, abs_path, &dir_stbuf, &node, 1);
if(ret>0) {
if(S_ISDIR(dir_stbuf.st_mode))
hflag= 2;
ret= Xorriso_rmi(xorriso, boss_iter, boss_mem, abs_path, hflag);
deleted= 1;
}
} else if(action==2) { /* rm_r */
ret= Xorriso_rmi(xorriso, boss_iter, boss_mem, abs_path, 1|hflag);
deleted= 1;
} else if(action==3) {
/* >>> mv target */;
} else if(action==4) { /* chown */
ret= Xorriso_set_uid(xorriso, abs_path, user, 0);
} else if(action==5) { /* chgrp */
ret= Xorriso_set_gid(xorriso, abs_path, group, 0);
} else if(action==6) { /* chmod */
ret= Xorriso_set_st_mode(xorriso, abs_path, mode_and, mode_or, 0);
} else if(action==7) { /* alter_date */
ret= Xorriso_set_time(xorriso, abs_path, date, type&7);
} else if(action==8) { /* lsdl */
ret= Xorriso_ls_filev(xorriso, "", 1, &abs_path, (off_t) 0, 1|2|8);
} else if(action>=9 && action<=13) { /* actions which have own findjobs */
Findjob_set_start_path(subjob, abs_path, 0);
ret= Xorriso_findi(xorriso, subjob, boss_iter, boss_mem, NULL,
abs_path, &dir_stbuf, depth, 1);
} else if(action==14 || action==17) { /* compare , update */
Findjob_get_start_path(job, &iso_prefix, 0);
ret= Xorriso_find_compare(xorriso, (void *) boss_iter, abs_path,
iso_prefix, target, (action==17)|((flag&1)<<1));
if(ret==2)
deleted= 1;
if(ret==3)
no_dive= 1;
if(ret>=0)
ret= 1;
} else if(action==16 || action==18) { /* not_in_iso , add_missing */
;
} else { /* includes : 15 in_iso */
sprintf(xorriso->result_line, "%s\n", Text_shellsafe(show_path, sfe, 0));
Xorriso_result(xorriso, 0);
ret= 1;
}
if(ret<=0)
return(ret);
if(deleted)
return(2);
if(no_dive)
return(3);
return(1);
}
/* @param flag bit0= recursion
bit1= do not count deleted files with rm and rm_r
@return <=0 error, 1= ok , 2= dir node and path has been deleted
*/
int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
void *boss_iter, off_t boss_mem,
void *dir_node_generic, char *dir_path,
struct stat *dir_stbuf, int depth, int flag)
{
int ret, action= 0, hflag, deleted= 0, no_dive= 0;
IsoDirIter *iter= NULL;
IsoDir *dir_node= NULL;
IsoNode *node, *iso_node;
IsoImage *volume= NULL;
struct stat stbuf;
char *name;
off_t mem;
IsoNode **node_array= NULL;
int node_count, node_idx;
#ifdef Xorriso_fat_local_meM
char path[SfileadrL], abs_path[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *path= NULL, *abs_path= NULL;
path= malloc(SfileadrL);
abs_path= malloc(SfileadrL);
if(path==NULL || abs_path==NULL) {
Xorriso_no_malloc_memory(xorriso, &path, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
action= Findjob_get_action(job, 0);
if(action<0)
action= 0;
dir_node= (IsoDir *) dir_node_generic;
if(dir_node==NULL) {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
{ret= -1; goto ex;}
ret= Xorriso_make_abs_adr(xorriso, xorriso->wdi, dir_path, path, 1|2|4);
if(ret<=0)
goto ex;
ret= Xorriso_node_from_path(xorriso, volume, path, &iso_node, 0);
dir_node= (IsoDir *) iso_node;
if(ret<=0)
{ret= 0; goto ex;}
ret= Xorriso_fake_stbuf(xorriso, "", dir_stbuf, &iso_node, 1);
if(ret<=0)
goto ex;
name= strrchr(dir_path, '/');
if(name==NULL)
name= dir_path;
else
name++;
ret= Findjob_test(job, name, NULL, dir_stbuf, depth, 0);
if(ret<0)
goto ex;
if(ret>0) {
ret= Xorriso_findi_action(xorriso, job,
(IsoDirIter *) boss_iter, boss_mem,
path, dir_path, (IsoNode *) dir_node, depth,
flag&(1|2));
if(ret<=0)
goto ex;
if(ret==2) {
/* re-determine dir_node in case it has a new persona */
ret= Xorriso_node_from_path(xorriso, volume, path, &iso_node, 1);
if(ret==0) {
deleted= 1;
{ret= 2; goto ex;}
}
if(ret<0)
{ret= 0; goto ex;}
dir_node= (IsoDir *) iso_node;
ret= Xorriso_fake_stbuf(xorriso, "", dir_stbuf, &iso_node, 1);
if(ret<=0)
goto ex;
}
if(ret==3)
no_dive= 1;
}
}
if(no_dive || !LIBISO_ISDIR((IsoNode *) dir_node))
{ret= 1; goto ex;}
if(Xorriso_is_split(xorriso, dir_path, (IsoNode *) dir_node, 1)>0)
{ret= 1; goto ex;}
mem= boss_mem;
hflag= 1;
if(action==1 || action==2 || action==3 || action==17)
hflag|= 2; /* need freedom to manipulate image */
if(action==14 || action==17)
hflag|= 4; /* need LBA sorted iteration for good data reading performance */
ret= Xorriso_findi_iter(xorriso, dir_node, &mem,
&iter, &node_array, &node_count, &node_idx,
&node, hflag);
if(ret<=0)
goto ex;
while(1) {
ret= Xorriso_findi_iter(xorriso, dir_node, &mem, &iter,
&node_array, &node_count, &node_idx, &node, 0);
if(ret<0)
goto ex;
if(ret==0 || xorriso->request_to_abort)
break;
name= (char *) iso_node_get_name(node);
ret= Xorriso_make_abs_adr(xorriso, dir_path, name, path, 4);
if(ret<=0)
goto ex;
ret= Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
if(ret<0)
goto ex;
if(ret==0)
continue;
/* ??? This seems to be redundant with the single test above
??? Should i dive in unconditionally and leave out test and action here ?
??? Then do above test unconditionally ?
--- Seems that the current configuration represents the special
handling of the find start path with mount points. Dangerous to change.
*/
ret= Findjob_test(job, name, dir_stbuf, &stbuf, depth, 0);
if(ret<0)
goto ex;
if(ret>0) {
ret= Xorriso_make_abs_adr(xorriso, xorriso->wdi, path, abs_path, 1|2|4);
if(ret<=0)
goto ex;
ret= Xorriso_findi_action(xorriso, job, iter, mem,
abs_path, path, node, depth, 1|(flag&2));
if(ret==2) { /* node has been deleted */
/* re-determine node in case it has a new persona */
if(volume==NULL) {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
{ret= -1; goto ex;}
}
ret= Xorriso_node_from_path(xorriso, volume, abs_path, &node, 1);
if(ret==0)
continue;
if(ret<0)
{ret= 0; goto ex;}
ret= Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
if(ret<0)
goto ex;
if(ret==0)
continue;
}
no_dive= (ret==3);
if(ret<=0) {
if(Xorriso_eval_problem_status(xorriso, ret, 1|2)<0)
goto ex;
}
}
if(S_ISDIR(stbuf.st_mode) && !no_dive) {
ret= Xorriso_findi(xorriso, job, (void *) iter, mem,
(void *) node, path, &stbuf, depth+1, flag|1);
if(ret<0)
goto ex;
}
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(path!=NULL)
free(path);
if(abs_path!=NULL)
free(abs_path);
#endif /* ! Xorriso_fat_local_meM */
Xorriso_process_msg_queues(xorriso,0);
Xorriso_findi_iter(xorriso, dir_node, &mem, &iter, &node_array, &node_count,
&node_idx, &node, (1<<31));
if(ret<=0)
return(ret);
if(deleted)
return(2);
return(1);
}
/* @param flag bit0= do not mark image as changed */
int Xorriso_set_volid(struct XorrisO *xorriso, char *volid, int flag)
{
int ret;
IsoImage *volume;
if(xorriso->in_volset_handle == NULL)
return(2);
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
iso_image_set_volume_id(volume, volid);
if(!(flag&1))
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Volume ID: '%s'",iso_image_get_volume_id(volume));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
return(1);
}
int Xorriso_get_volid(struct XorrisO *xorriso, char volid[33], int flag)
{
int ret;
IsoImage *volume;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
strncpy(volid, iso_image_get_volume_id(volume), 32);
volid[32]= 0;
return(1);
}
/* @param flag bit0= do not mark image as changed */
int Xorriso_set_publisher(struct XorrisO *xorriso, char *name, int flag)
{
int ret;
IsoImage *volume;
if(xorriso->in_volset_handle == NULL)
return(2);
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
iso_image_set_publisher_id(volume, name);
if(!(flag&1))
xorriso->volset_change_pending= 1;
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,"Publisher: '%s'",
iso_image_get_publisher_id(volume));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
return(1);
}
/* @param flag bit0=prepare for a burn run */
int Xorriso_set_abort_severity(struct XorrisO *xorriso, int flag)
{
int ret, abort_on_number;
char *sev_text;
static int note_number= -1, failure_number= -1;
if(note_number==-1)
Xorriso__text_to_sev("NOTE", &note_number, 0);
if(failure_number==-1)
Xorriso__text_to_sev("FAILURE", &failure_number, 0);
sev_text= xorriso->abort_on_text;
ret= Xorriso__text_to_sev(xorriso->abort_on_text, &abort_on_number, 0);
if(ret<=0)
return(ret);
if(abort_on_number<note_number)
sev_text= "NOTE";
else if(abort_on_number>failure_number)
sev_text= "FAILURE";
ret= iso_set_abort_severity(sev_text);
return(ret>=0);
}
int Xorriso_report_lib_versions(struct XorrisO *xorriso, int flag)
{
int major, minor, micro;
int req_major, req_minor, req_micro;
iso_lib_version(&major, &minor, &micro);
isoburn_libisofs_req(&req_major, &req_minor, &req_micro);
sprintf(xorriso->result_line,
"libisofs in use : %d.%d.%d (min. %d.%d.%d)\n",
major, minor, micro, req_major, req_minor, req_micro);
Xorriso_result(xorriso, 0);
burn_version(&major, &minor, &micro);
isoburn_libburn_req(&req_major, &req_minor, &req_micro);
sprintf(xorriso->result_line,
"libburn in use : %d.%d.%d (min. %d.%d.%d)\n",
major, minor, micro, req_major, req_minor, req_micro);
Xorriso_result(xorriso, 0);
isoburn_version(&major, &minor, &micro);
sprintf(xorriso->result_line,
"libisoburn in use : %d.%d.%d (min. %d.%d.%d)\n",
major, minor, micro,
isoburn_header_version_major, isoburn_header_version_minor,
isoburn_header_version_micro);
Xorriso_result(xorriso, 0);
return(1);
}
/* @param flag bit0= -inq
bit1= -checkdrive
*/
int Xorriso_atip(struct XorrisO *xorriso, int flag)
{
int ret, profile_number= 0;
char *respt, profile_name[80];
double x_speed_max, x_speed_min= -1.0;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
enum burn_disc_status s;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to print drive and media info", 2);
if(ret<=0)
return(0);
respt= xorriso->result_line;
sprintf(respt, "Device type :");
ret= burn_drive_get_drive_role(drive);
if(ret==0)
sprintf(respt+strlen(respt), "%s\n", "Emulated (null-drive)");
else if(ret==2)
sprintf(respt+strlen(respt), "%s\n",
"Emulated (stdio-drive, 2k random read-write)");
else if(ret==3)
sprintf(respt+strlen(respt), "%s\n",
"Emulated (stdio-drive, sequential write-only)");
else if(ret!=1)
sprintf(respt+strlen(respt), "%s\n","Emulated (stdio-drive)");
else
sprintf(respt+strlen(respt), "%s\n","Removable CD-ROM");
sprintf(respt+strlen(respt), "Vendor_info : '%s'\n",dinfo->vendor);
sprintf(respt+strlen(respt), "Identifikation : '%s'\n",dinfo->product);
sprintf(respt+strlen(respt), "Revision : '%s'\n",dinfo->revision);
Xorriso_result(xorriso,1);
if(flag&1)
return(1);
sprintf(respt, "Driver flags : BURNFREE\n");
sprintf(respt+strlen(respt), "Supported modes: SAO TAO\n");
Xorriso_result(xorriso,1);
if(flag&2)
return(1);
s= burn_disc_get_status(drive);
ret= burn_disc_get_profile(drive,&profile_number,profile_name);
if(ret<=0) {
profile_number= 0;
strcpy(profile_name, "-unidentified-");
}
if(s != BURN_DISC_UNSUITABLE) {
ret= burn_disc_read_atip(drive);
if(ret>0) {
ret= burn_drive_get_min_write_speed(drive);
x_speed_min= ((double) ret)/176.4;
}
}
if(s==BURN_DISC_EMPTY) {
sprintf(respt, "Current: none\n");
Xorriso_result(xorriso,1);
return(1);
} else
sprintf(respt, "Current: %s\n",profile_name);
Xorriso_result(xorriso,1);
if(strstr(profile_name,"DVD")==profile_name) {
sprintf(respt, "book type: %s (emulated booktype)\n", profile_name);
Xorriso_result(xorriso,1);
if(profile_number == 0x13) {
sprintf(respt, "xorriso: message for sdvdbackup: \"(growisofs mode Restricted Overwrite)\"\n");
Xorriso_result(xorriso,1);
}
} else {
sprintf(respt, "ATIP info from disk:\n");
Xorriso_result(xorriso,1);
if(burn_disc_erasable(drive))
sprintf(respt, " Is erasable\n");
else
sprintf(respt, " Is not erasable\n");
Xorriso_result(xorriso,1);
{ int start_lba,end_lba,min,sec,fr;
ret= burn_drive_get_start_end_lba(drive,&start_lba,&end_lba,0);
if(ret>0) {
burn_lba_to_msf(start_lba,&min,&sec,&fr);
sprintf(respt, " ATIP start of lead in: %d (%-2.2d:%-2.2d/%-2.2d)\n",
start_lba,min,sec,fr);
Xorriso_result(xorriso,1);
burn_lba_to_msf(end_lba,&min,&sec,&fr);
sprintf(respt, " ATIP start of lead out: %d (%-2.2d:%-2.2d/%-2.2d)\n",
end_lba,min,sec,fr);
Xorriso_result(xorriso,1);
}
}
ret= burn_drive_get_write_speed(drive);
x_speed_max= ((double) ret)/176.4;
if(x_speed_min<0)
x_speed_min= x_speed_max;
sprintf(respt,
" 1T speed low: %.f 1T speed high: %.f\n",x_speed_min,x_speed_max);
Xorriso_result(xorriso,1);
}
return(1);
}
/* @param write_start_address is valid if >=0
@param tsize is valid if >0
@param flag bit0= grow_overwriteable_iso
bit1= do_isosize
*/
int Xorriso_burn_track(struct XorrisO *xorriso, off_t write_start_address,
char *track_source, off_t tsize, int flag)
{
int ret, fd, unpredicted_size, profile_number, is_cd= 0, dummy, nwa= -1;
int isosize= -1, i, full_size, do_isosize;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
struct burn_write_opts *burn_options;
struct burn_disc *disc= NULL;
struct burn_session *session;
struct burn_track *track;
struct stat stbuf;
off_t fixed_size= 0;
struct burn_source *data_src, *fifo_src;
enum burn_disc_status disc_state;
char reasons[BURN_REASONS_LEN], sfe[5*SfileadrL], profile_name[80];
char head_buffer[64*1024], *headpt;
do_isosize= !!(flag&2);
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to burn track", 2);
if(ret<=0)
return(0);
ret= Xorriso_make_write_options(xorriso, drive, &burn_options, 0);
if(ret<=0)
goto ex;
disc= burn_disc_create();
session= burn_session_create();
ret= burn_disc_add_session(disc,session,BURN_POS_END);
if(ret==0) {
sprintf(xorriso->info_text, "Cannot add session object to disc object.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
goto ex;
}
track= burn_track_create();
if(track_source[0] == '-' && track_source[1] == 0) {
fd= 0;
} else {
fd= open(track_source, O_RDONLY);
if(fd>=0)
if(fstat(fd,&stbuf)!=-1)
if((stbuf.st_mode&S_IFMT)==S_IFREG)
fixed_size= stbuf.st_size;
}
if(fixed_size==0)
unpredicted_size= 1;
data_src= NULL;
if(fd>=0)
data_src= burn_fd_source_new(fd, -1, fixed_size);
if(data_src==NULL) {
sprintf(xorriso->info_text, "Could not open data source %s",
Text_shellsafe(track_source,sfe,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
ret= 0; goto ex;
}
if(do_isosize && xorriso->fs < 64)
xorriso->fs= 64;
fifo_src= burn_fifo_source_new(data_src, 2048, xorriso->fs, 0);
if(fifo_src == NULL) {
sprintf(xorriso->info_text, "Could not create fifo object of 4 MB");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= 0; goto ex;
}
xorriso->pacifier_fifo= fifo_src;
if(burn_track_set_source(track, fifo_src)!=BURN_SOURCE_OK) {
sprintf(xorriso->info_text,
"Cannot attach source object to track object");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= 0; goto ex;
}
burn_session_add_track(session, track, BURN_POS_END);
burn_source_free(data_src);
if(flag&1)
/* consider overwriteables with ISO as appendable */
disc_state= isoburn_disc_get_status(drive);
else
/* handle overwriteables as always blank */
disc_state= burn_disc_get_status(drive);
if(disc_state == BURN_DISC_BLANK || disc_state == BURN_DISC_APPENDABLE) {
/* ok */;
} else {
if(disc_state == BURN_DISC_FULL) {
sprintf(xorriso->info_text,
"Closed media with data detected. Need blank or appendable media.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
if(burn_disc_erasable(drive)) {
sprintf(xorriso->info_text, "Try --blank_fast\n");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "HINT", 0);
}
} else if(disc_state == BURN_DISC_EMPTY) {
sprintf(xorriso->info_text, "No media detected in drive");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
} else {
sprintf(xorriso->info_text,
"Cannot recognize state of drive and media");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
}
ret= 0; goto ex;
}
if(isoburn_needs_emulation(drive))
burn_write_opts_set_multi(burn_options, 0);
if(tsize > 0) {
fixed_size= tsize;
burn_track_set_size(track, fixed_size);
}
if(do_isosize) {
ret= burn_fifo_peek_data(xorriso->pacifier_fifo, head_buffer, 64*1024, 0);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Cannot obtain first 64 kB from input stream.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
/* read isosize from head_buffer, not from media*/
ret= isoburn_read_iso_head(drive, 0, &isosize, head_buffer, (1<<13));
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Option -isosize given but data stream seems not to be ISO 9660");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
sprintf(xorriso->info_text, "Size of ISO 9660 image: %ds", isosize);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
fixed_size= ((off_t) (isosize)) * (off_t) 2048;
burn_track_set_size(track, fixed_size);
}
ret= Xorriso_get_profile(xorriso, &profile_number, profile_name, 2);
is_cd= (ret==2);
if(isoburn_needs_emulation(drive)) {
if(flag&1) {
ret= isoburn_disc_track_lba_nwa(drive, burn_options, 0, &dummy, &nwa);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Cannot obtain next writeable address of emulated multi-session media\n");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
if(nwa==32)
nwa= 0; /* No automatic toc emulation. Formatter might not be aware. */
burn_write_opts_set_start_byte(burn_options,((off_t) nwa) * (off_t) 2048);
} else {
nwa= 0;
burn_write_opts_set_start_byte(burn_options, (off_t) 0);
}
}
if(write_start_address>=0) {
nwa= write_start_address / (off_t) 2048;
if(((off_t) nwa) * (off_t) 2048 < write_start_address )
nwa++;
burn_write_opts_set_start_byte(burn_options, ((off_t) nwa) * (off_t) 2048);
}
if(burn_write_opts_auto_write_type(burn_options, disc, reasons, 0) ==
BURN_WRITE_NONE) {
sprintf(xorriso->info_text,
"Failed to find a suitable write mode with this media.\n");
sprintf(xorriso->info_text+strlen(xorriso->info_text),
"Reasons given:\n%s", reasons);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
ret= Xorriso_sanitize_image_size(xorriso, drive, disc, burn_options, 2);
if(ret<=0)
goto ex;
xorriso->run_state= 1; /* Indicate that burning has started */
burn_disc_write(burn_options, disc);
ret= Xorriso_pacifier_loop(xorriso, drive, 2|(is_cd<<4));
if(ret<=0)
goto ex;
if(!burn_drive_wrote_well(drive)) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"libburn indicates failure with writing.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
/* Update ISO header at lba 0 */
if((flag&1) && nwa >= 32) {
if(!do_isosize) {
/* head_buffer was not filled yet. Read it from output media. */
ret= isoburn_read_iso_head(drive, nwa, &isosize, head_buffer, 2);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Cannot read freshly written ISO image head");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
}
/* patch ISO header */
full_size= nwa + isosize;
headpt= head_buffer + 32*1024;
for(i=0;i<4;i++)
headpt[87-i]= headpt[80+i]= (full_size >> (8*i)) & 0xff;
ret= burn_random_access_write(drive, (off_t) 0, head_buffer,
(off_t) (64*1024), 1);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Cannot write new ISO image head to LBA 0");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
}
sprintf(xorriso->info_text, "Writing to %s completed sucessfully.\n\n",
Text_shellsafe(xorriso->outdev,sfe,0));
Xorriso_info(xorriso, 0);
ret= 1;
ex:;
Xorriso_process_msg_queues(xorriso,0);
if(disc!=NULL)
burn_disc_free(disc);
if(xorriso->pacifier_fifo!=NULL)
burn_source_free(xorriso->pacifier_fifo);
xorriso->pacifier_fifo= NULL;
xorriso->run_state= 0; /* Indicate that burning has ended */
return(ret);
}
/* @param flag bit1= outdev rather than indev
@return <0 error, 0 = no profile to see , 1= ok , 2= ok, is CD profile
*/
int Xorriso_get_profile(struct XorrisO *xorriso, int *profile_number,
char profile_name[80], int flag)
{
int ret;
struct burn_drive_info *dinfo;
struct burn_drive *drive;
*profile_number= 0;
profile_name[0]= 0;
if(((flag&2) && xorriso->out_drive_handle==NULL) ||
((!(flag&2)) && xorriso->in_drive_handle==NULL))
return(0);
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to determine media type", flag&2);
if(ret<=0)
return(0);
ret=burn_disc_get_profile(drive, profile_number, profile_name);
if(ret<=0)
return(ret);
if(*profile_number==0x08 || *profile_number==0x09 || *profile_number==0x0a)
return(2);
return(0);
}
int Xorriso_iso_file_open(struct XorrisO *xorriso, char *pathname,
void *node_pt, void **stream, int flag)
{
int ret;
char eff_path[SfileadrL];
IsoNode *node= NULL;
IsoFile *filenode= NULL;
IsoStream *iso_stream= NULL;
/* for debugging
#define Libisofs_lba_tesT yes
*/
#ifdef Libisofs_lba_tesT
uint32_t lba;
#endif
*stream= NULL;
if(flag&1) {
node= (IsoNode *) node_pt;
} else {
ret= Xorriso_get_node_by_path(xorriso, pathname, eff_path, &node, 0);
if(ret<=0)
return(ret);
}
if(!LIBISO_ISREG(node)) {
sprintf(xorriso->info_text,
"Given path does not lead to a regular data file in the image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
#ifdef Libisofs_lba_tesT
ret = iso_node_get_old_image_lba(node, &lba, 0);
sprintf(xorriso->info_text, "%s : ret= %d , LBA= %lx",
pathname, ret, (unsigned long) lba);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
#endif
filenode= (IsoFile *) node;
iso_stream= iso_file_get_stream(filenode);
if(iso_stream==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"Could not obtain source stream of file in the image for reading");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
ret= iso_stream_open(iso_stream);
if(ret<0) {
sprintf(xorriso->info_text,
"Could not open data file in the image for reading");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
if(!iso_stream_is_repeatable(iso_stream)) {
sprintf(xorriso->info_text,
"The data production of the file in the image is one-time only");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
iso_stream_close(iso_stream);
return(0);
}
Xorriso_process_msg_queues(xorriso,0);
*stream= iso_stream;
return(1);
}
int Xorriso_iso_file_read(struct XorrisO *xorriso, void *stream, char *buf,
int count, int flag)
{
int ret, rcnt= 0;
IsoStream *stream_pt;
stream_pt= (IsoStream *) stream;
while(rcnt<count) {
ret= iso_stream_read(stream_pt, (void *) (buf+rcnt), (size_t) (count-rcnt));
if(ret==0) /* EOF */
break;
if(ret<0) { /* error */
Xorriso_process_msg_queues(xorriso,0);
Xorriso_report_iso_error(xorriso, "", ret, "Error on read",
0, "FAILURE", 1 | ((ret == -1)<<2) );
return(-1);
}
rcnt+= ret;
}
return(rcnt);
}
int Xorriso_iso_file_close(struct XorrisO *xorriso, void **stream, int flag)
{
int ret;
if(*stream==NULL)
return(0);
ret= iso_stream_close(*stream);
if(ret==1)
*stream= NULL;
Xorriso_process_msg_queues(xorriso,0);
return(ret);
}
/* @param flag bit0= in_node is valid, do not resolve iso_adr
bit1= insist in complete collection of part files
*/
int Xorriso_identify_split(struct XorrisO *xorriso, char *iso_adr,
void *in_node,
struct SplitparT **parts, int *count,
struct stat *total_stbuf, int flag)
{
int ret, i, incomplete= 0, overlapping= 0;
int partno, total_parts, first_total_parts= -1;
off_t offset, bytes, total_bytes, first_total_bytes= -1, first_bytes= -1;
off_t size, covered;
IsoImage *volume;
IsoDir *dir_node;
IsoDirIter *iter= NULL;
IsoNode *node;
char *name;
struct stat stbuf, first_stbuf;
*count= 0;
*parts= NULL;
if(flag&1) {
node= (IsoNode *) in_node;
} else {
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(-1);
ret= Xorriso_node_from_path(xorriso, volume, iso_adr, &node, 1);
if(ret<=0)
return(-1);
}
if(!LIBISO_ISDIR(node))
return(0);
dir_node= (IsoDir *) node;
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0) {
cannot_iter:;
Xorriso_cannot_create_iter(xorriso, ret, 0);
return(-1);
}
for(i= 0; iso_dir_iter_next(iter, &node) == 1; i++) {
name= (char *) iso_node_get_name(node);
ret= Splitpart__parse(name, &partno, &total_parts,
&offset, &bytes, &total_bytes, 0);
if(ret<=0)
{ret= 0; goto ex;}
if(i==0) {
first_total_parts= total_parts;
first_bytes= bytes;
first_total_bytes= total_bytes;
Xorriso_fake_stbuf(xorriso, "", &first_stbuf, &node, 1);
size= first_stbuf.st_size;
} else {
if(first_total_parts!=total_parts || first_total_bytes!=total_bytes ||
(first_bytes!=bytes && partno!=total_parts))
{ret= 0; goto ex;}
Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
if(first_stbuf.st_mode != stbuf.st_mode ||
first_stbuf.st_uid != stbuf.st_uid ||
first_stbuf.st_gid != stbuf.st_gid ||
first_stbuf.st_mtime != stbuf.st_mtime ||
first_stbuf.st_ctime != stbuf.st_ctime)
{ret= 0; goto ex;}
size= stbuf.st_size;
}
/* check for plausible size */
if(!((partno<total_parts && size==bytes) ||
(partno==total_parts && size<=bytes)))
{ret= 0; goto ex;}
(*count)++;
}
if((*count)<=0)
{ret= 0; goto ex;}
ret= Splitparts_new(parts, (*count)+1, 0); /* (have one end marker item) */
if(ret<=0)
return(ret);
iso_dir_iter_free(iter);
ret= iso_dir_get_children(dir_node, &iter);
if(ret<0)
goto cannot_iter;
for(i= 0; i<*count; i++) {
ret= iso_dir_iter_next(iter, &node);
if(ret!=1)
break;
name= (char *) iso_node_get_name(node);
ret= Splitpart__parse(name, &partno, &total_parts,
&offset, &bytes, &total_bytes, 0);
if(ret<=0)
{ret= 0; goto ex;}
ret= Splitparts_set(*parts, i, name, partno, total_parts, offset, bytes,
total_bytes, 0);
if(ret<=0)
goto ex;
}
Splitparts_sort(*parts, *count, 0);
covered= 0;
for(i= 0; i<*count; i++) {
Splitparts_get(*parts, i, &name, &partno, &total_parts, &offset, &bytes,
&total_bytes, 0);
if(offset>covered)
incomplete= 1;
else if(offset<covered)
overlapping= 1;
if(offset+bytes > covered)
covered= offset+bytes;
}
if(total_bytes>covered)
incomplete= 1;
memcpy(total_stbuf, &first_stbuf, sizeof(struct stat));
total_stbuf->st_size= total_bytes;
ret= !(overlapping || ((flag&2)&&incomplete));
ex:;
if(iter!=NULL)
iso_dir_iter_free(iter);
return(ret);
}
/* @param flag bit0= node is valid, do not resolve path
bit1= insist in complete collection of part files
*/
int Xorriso_is_split(struct XorrisO *xorriso, char *path, void *node,
int flag)
{
struct SplitparT *split_parts= NULL;
int split_count= 0, ret;
struct stat stbuf;
ret= Xorriso_identify_split(xorriso, path, node, &split_parts,
&split_count, &stbuf, flag & 3);
if(split_parts!=NULL)
Splitparts_destroy(&split_parts, split_count, 0);
return(ret>0);
}
int Xorriso_libburn_adr(struct XorrisO *xorriso, char *path, char adr[],
int flag)
{
int ret;
char local_adr[BURN_DRIVE_ADR_LEN];
adr[0]= 0;
ret= burn_drive_convert_fs_adr(path, local_adr);
Xorriso_process_msg_queues(xorriso,0);
if(ret<=0)
return(ret);
if(strlen(local_adr)>=SfileadrL)
return(2);
strcpy(adr, local_adr);
return(1);
}
/* @param flag bit0= grow_overwriteable_iso
bit1= obtain info from outdev
*/
int Xorriso_msinfo(struct XorrisO *xorriso, int *msc1, int *msc2, int flag)
{
int ret, dummy;
struct burn_drive *drive;
struct burn_drive_info *dinfo;
enum burn_disc_status disc_state;
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
"on attempt to obtain msinfo", flag&2);
if(ret<=0)
return(ret);
if(flag&1)
disc_state= isoburn_disc_get_status(drive);
else
disc_state= burn_disc_get_status(drive);
if(disc_state != BURN_DISC_APPENDABLE) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"%s media is not appendable. Cannot obtain -msinfo.",
(flag&2) ? "Output" : "Input");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
ret= isoburn_disc_get_msc1(drive, msc1);
if(ret<=0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Cannot obtain address of most recent session");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
ret= isoburn_disc_track_lba_nwa(drive, NULL, 0, &dummy, msc2);
if(ret<0) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Cannot obtain next writeable address on media");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
return(0);
}
return(1);
}
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