955 lines
29 KiB
C
955 lines
29 KiB
C
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/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
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Copyright 2007-2010 Thomas Schmitt, <scdbackup@gmx.net>
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Provided under GPL version 2 or later.
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This file contains functions which operate on ISO images and their
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global properties.
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*/
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#include <ctype.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <time.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include "xorriso.h"
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#include "xorriso_private.h"
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#include "xorrisoburn.h"
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#include "lib_mgt.h"
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#include "iso_img.h"
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#include "iso_tree.h"
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#include "drive_mgt.h"
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int Xorriso_set_ignore_aclea(struct XorrisO *xorriso, int flag)
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{
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int ret, hflag;
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IsoImage *volume;
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ret= Xorriso_get_volume(xorriso, &volume, 1);
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if(ret<=0)
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return(ret);
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hflag= (~xorriso->do_aaip) & 1;
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if((xorriso->ino_behavior & (1 | 2)) && !(xorriso->do_aaip & (4 | 16)))
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hflag|= 2;
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iso_image_set_ignore_aclea(volume, hflag);
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return(1);
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}
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int Xorriso_update_volid(struct XorrisO *xorriso, int flag)
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{
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int gret, sret= 1;
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gret= Xorriso_get_volid(xorriso, xorriso->loaded_volid, 0);
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if(gret<=0 || (!xorriso->volid_default) || xorriso->loaded_volid[0]==0)
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sret= Xorriso_set_volid(xorriso, xorriso->volid, 1);
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return(gret>0 && sret>0);
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}
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int Xorriso_create_empty_iso(struct XorrisO *xorriso, int flag)
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{
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int ret;
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IsoImage *volset;
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struct isoburn_read_opts *ropts;
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struct burn_drive_info *dinfo= NULL;
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struct burn_drive *drive= NULL;
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if(xorriso->out_drive_handle != NULL) {
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ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
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"on attempt to attach volset to drive", 2);
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if(ret<=0)
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return(ret);
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}
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if(xorriso->in_volset_handle!=NULL) {
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iso_image_unref((IsoImage *) xorriso->in_volset_handle);
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xorriso->in_volset_handle= NULL;
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Sectorbitmap_destroy(&(xorriso->in_sector_map), 0);
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Xorriso_destroy_di_array(xorriso, 0);
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Xorriso_destroy_hln_array(xorriso, 0);
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xorriso->loaded_volid[0]= 0;
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xorriso->volset_change_pending= 0;
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xorriso->no_volset_present= 0;
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}
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ret= isoburn_ropt_new(&ropts, 0);
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if(ret<=0)
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return(ret);
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/* Note: no return before isoburn_ropt_destroy() */
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isoburn_ropt_set_extensions(ropts, isoburn_ropt_pretend_blank);
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isoburn_ropt_set_input_charset(ropts, xorriso->in_charset);
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isoburn_set_read_pacifier(drive, NULL, NULL);
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ret= isoburn_read_image(drive, ropts, &volset);
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Xorriso_process_msg_queues(xorriso,0);
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isoburn_ropt_destroy(&ropts, 0);
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if(ret<=0) {
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sprintf(xorriso->info_text, "Failed to create new empty ISO image object");
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Xorriso_report_iso_error(xorriso, "", ret, xorriso->info_text, 0, "FATAL",
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0);
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return(-1);
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}
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xorriso->in_volset_handle= (void *) volset;
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xorriso->in_sector_map= NULL;
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Xorriso_update_volid(xorriso, 0);
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xorriso->volset_change_pending= 0;
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xorriso->no_volset_present= 0;
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return(1);
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}
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int Xorriso_record_boot_info(struct XorrisO *xorriso, int flag)
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{
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int ret;
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struct burn_drive_info *dinfo;
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struct burn_drive *drive;
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IsoImage *image;
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ElToritoBootImage *bootimg;
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IsoFile *bootimg_node;
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IsoBoot *bootcat_node;
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xorriso->loaded_boot_bin_lba= -1;
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xorriso->loaded_boot_cat_path[0]= 0;
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ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
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"on attempt to record boot LBAs", 0);
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if(ret<=0)
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return(0);
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image= isoburn_get_attached_image(drive);
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if(image == NULL)
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return(0);
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ret= iso_image_get_boot_image(image, &bootimg,
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&bootimg_node, &bootcat_node);
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iso_image_unref(image); /* release obtained reference */
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if(ret != 1)
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return(0);
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if(bootimg_node != NULL)
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Xorriso__file_start_lba((IsoNode *) bootimg_node,
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&(xorriso->loaded_boot_bin_lba), 0);
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if(bootcat_node != NULL)
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Xorriso_path_from_lba(xorriso, (IsoNode *) bootcat_node, 0,
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xorriso->loaded_boot_cat_path, 0);
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return(1);
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}
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int Xorriso_assert_volid(struct XorrisO *xorriso, int msc1, int flag)
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{
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int ret, image_blocks;
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char volid[33];
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struct burn_drive_info *dinfo;
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struct burn_drive *drive;
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if(xorriso->assert_volid[0] == 0)
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return(1);
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ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
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"on attempt to perform -assert_volid", 0);
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if(ret<=0)
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return(0);
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ret= isoburn_read_iso_head(drive, msc1, &image_blocks, volid, 1);
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Xorriso_process_msg_queues(xorriso,0);
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if(ret <= 0) {
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sprintf(xorriso->info_text,
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"-assert_volid: Cannot determine Volume Id at LBA %d.", msc1);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0,
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xorriso->assert_volid_sev, 0);
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return(0);
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}
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ret= Sregex_match(xorriso->assert_volid, volid, 0);
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if(ret < 0)
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return(2);
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if(ret == 0) {
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strcpy(xorriso->info_text,
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"-assert_volid: Volume id does not match pattern: ");
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Text_shellsafe(xorriso->assert_volid, xorriso->info_text, 1);
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strcat(xorriso->info_text, " <> ");
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Text_shellsafe(volid, xorriso->info_text, 1);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0,
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xorriso->assert_volid_sev, 0);
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return(0);
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}
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return(ret);
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}
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/* @return <0 yes , 0 no , <0 error */
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int Xorriso_is_isohybrid(struct XorrisO *xorriso, IsoFile *bootimg_node,
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int flag)
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{
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int ret;
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unsigned char buf[68];
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void *data_stream= NULL;
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ret= Xorriso_iso_file_open(xorriso, "", (void *) bootimg_node,
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&data_stream, 1);
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if(ret <= 0)
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return(-1);
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ret= Xorriso_iso_file_read(xorriso, data_stream, (char *) buf, 68, 0);
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Xorriso_iso_file_close(xorriso, &data_stream, 0);
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if(ret <= 0)
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return(0);
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if(buf[64] == 0xfb && buf[65] == 0xc0 && buf[66] == 0x78 && buf[67] == 0x70)
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return(1);
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return(0);
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}
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int Xorriso_image_has_md5(struct XorrisO *xorriso, int flag)
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{
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int ret;
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IsoImage *image;
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uint32_t start_lba, end_lba;
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char md5[16];
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ret= Xorriso_get_volume(xorriso, &image, 0);
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if(ret<=0)
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return(ret);
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ret= iso_image_get_session_md5(image, &start_lba, &end_lba, md5, 0);
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Xorriso_process_msg_queues(xorriso,0);
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if(ret <= 0)
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return(0);
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return(1);
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}
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static const char *un0(const char *text)
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{
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if(text == NULL)
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return("");
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return(text);
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}
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int Xorriso_pvd_info(struct XorrisO *xorriso, int flag)
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{
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int ret, msc1= -1, msc2, i;
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IsoImage *image;
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struct burn_drive_info *dinfo;
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struct burn_drive *drive;
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char *msg, block_head[8];
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off_t head_count;
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msg= xorriso->result_line;
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ret= Xorriso_get_volume(xorriso, &image, 0);
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if(ret<=0)
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return(ret);
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ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive, "", 16);
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if(ret > 0) {
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ret= Xorriso_msinfo(xorriso, &msc1, &msc2, 1 | 4);
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if(ret<0)
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return(ret);
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Xorriso_toc(xorriso, 128);
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if(msc1 >= 0) {
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for(i = msc1 + 16; i < msc1 + 32; i++) {
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ret= burn_read_data(drive, (off_t) i * (off_t) 2048, block_head,
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(off_t) sizeof(block_head), &head_count, 2);
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if(ret <= 0) {
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i= msc1 + 32;
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break;
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}
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if(block_head[0] == 1 && strncmp(block_head + 1, "CD001", 5) == 0)
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break;
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}
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if(i < msc1 + 32) {
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sprintf(msg, "PVD address : %ds\n", i);
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Xorriso_result(xorriso,0);
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}
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}
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}
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sprintf(msg, "Volume Id : %s\n", un0(iso_image_get_volume_id(image)));
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Xorriso_result(xorriso,0);
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sprintf(msg, "Volume Set Id: %s\n", xorriso->volset_id);
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Xorriso_result(xorriso,0);
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sprintf(msg, "Publisher Id : %s\n", xorriso->publisher);
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Xorriso_result(xorriso,0);
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sprintf(msg, "Preparer Id : %s\n",
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un0(iso_image_get_data_preparer_id(image)));
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Xorriso_result(xorriso,0);
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sprintf(msg, "App Id : %s\n", xorriso->application_id);
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Xorriso_result(xorriso,0);
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sprintf(msg, "System Id : %s\n", xorriso->system_id);
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Xorriso_result(xorriso,0);
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sprintf(msg, "Copyright Id : %s\n",
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un0(iso_image_get_copyright_file_id(image)));
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Xorriso_result(xorriso,0);
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sprintf(msg, "Abstract Id : %s\n",
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un0(iso_image_get_abstract_file_id(image)));
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Xorriso_result(xorriso,0);
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sprintf(msg, "Biblio Id : %s\n", un0(iso_image_get_biblio_file_id(image)));
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Xorriso_result(xorriso,0);
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return(1);
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}
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/* @param flag bit0= do not mark image as changed */
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int Xorriso_set_volid(struct XorrisO *xorriso, char *volid, int flag)
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{
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int ret;
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IsoImage *volume;
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if(xorriso->in_volset_handle == NULL)
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return(2);
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ret= Xorriso_get_volume(xorriso, &volume, 0);
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if(ret<=0)
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return(ret);
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iso_image_set_volume_id(volume, volid);
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if(!(flag&1))
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Xorriso_set_change_pending(xorriso, 1);
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Xorriso_process_msg_queues(xorriso,0);
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sprintf(xorriso->info_text,"Volume ID: '%s'",iso_image_get_volume_id(volume));
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
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return(1);
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}
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int Xorriso_get_volid(struct XorrisO *xorriso, char volid[33], int flag)
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{
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int ret;
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IsoImage *volume;
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ret= Xorriso_get_volume(xorriso, &volume, 0);
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if(ret<=0)
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return(ret);
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strncpy(volid, iso_image_get_volume_id(volume), 32);
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volid[32]= 0;
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return(1);
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}
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/*
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bit0= do only report non-default settings
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bit1= do only report to fp
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bit2= is_default
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bit3= append -boot_image any next
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bit4= eventually concentrate boot options
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*/
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int Xorriso_boot_item_status(struct XorrisO *xorriso, char *cat_path,
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char *bin_path, int platform_id,
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int patch_isolinux, int emul, off_t load_size,
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unsigned char *id_string,
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|
|
unsigned char *selection_crit, char *form,
|
||
|
|
char *filter, FILE *fp, int flag)
|
||
|
|
{
|
||
|
|
int is_default, no_defaults, i, is_default_id= 0, ret;
|
||
|
|
char *line, bspec[SfileadrL + 80], zeros[28];
|
||
|
|
off_t file_size;
|
||
|
|
struct stat stbuf;
|
||
|
|
|
||
|
|
no_defaults= flag & 1;
|
||
|
|
line= xorriso->result_line;
|
||
|
|
|
||
|
|
if(flag & 16) {
|
||
|
|
/* Allow to concentrate boot options. */
|
||
|
|
memset(zeros, 0, 28);
|
||
|
|
if(memcmp(id_string, zeros, 28) == 0 &&
|
||
|
|
memcmp(selection_crit, zeros, 20) == 0)
|
||
|
|
is_default_id= 1;
|
||
|
|
|
||
|
|
/* -boot_image isolinux dir= ... */
|
||
|
|
bspec[0]= 0;
|
||
|
|
if(strcmp(form, "isolinux") != 0 && strcmp(form, "any") != 0)
|
||
|
|
;
|
||
|
|
else if(strcmp(bin_path, "/isolinux.bin") == 0 &&
|
||
|
|
strcmp(cat_path, "/boot.cat") == 0)
|
||
|
|
strcpy(bspec, "dir=/");
|
||
|
|
else if(strcmp(bin_path, "/isolinux/isolinux.bin") == 0 &&
|
||
|
|
strcmp(cat_path, "/isolinux/boot.cat") == 0)
|
||
|
|
strcpy(bspec, "dir=/isolinux");
|
||
|
|
else if(strcmp(xorriso->boot_image_bin_path,
|
||
|
|
"/boot/isolinux/isolinux.bin") == 0
|
||
|
|
&& strcmp(xorriso->boot_image_cat_path,
|
||
|
|
"/boot/isolinux/boot.cat") == 0)
|
||
|
|
strcpy(bspec, "dir=/boot/isolinux");
|
||
|
|
memset(zeros, 0, 28);
|
||
|
|
if(bspec[0] && platform_id == 0 && patch_isolinux &&
|
||
|
|
load_size == 2048 && is_default_id) {
|
||
|
|
sprintf(line, "-boot_image isolinux %s\n", bspec);
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
return(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
file_size= 0;
|
||
|
|
ret= Xorriso_iso_lstat(xorriso, bin_path, &stbuf, 2 | 4);
|
||
|
|
if(ret == 0)
|
||
|
|
file_size= ((stbuf.st_size / (off_t) 512) +
|
||
|
|
!!(stbuf.st_size % (off_t) 512)) * 512;
|
||
|
|
if(platform_id == 0xef && !patch_isolinux &&
|
||
|
|
load_size == file_size && is_default_id) {
|
||
|
|
sprintf(line, "-boot_image any efi_path=");
|
||
|
|
Text_shellsafe(bin_path, line, 1);
|
||
|
|
strcat(line, "\n");
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
return(1);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
is_default= (bin_path[0] == 0) || (flag & 4);
|
||
|
|
sprintf(line, "-boot_image %s bin_path=", form);
|
||
|
|
Text_shellsafe(bin_path, line, 1);
|
||
|
|
strcat(line, "\n");
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
is_default= (platform_id == 0 || (flag & 4));
|
||
|
|
sprintf(line, "-boot_image %s platform_id=0x%-2.2x\n", form, platform_id);
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
is_default= ((patch_isolinux & 1) == 0 || bin_path[0] == 0 || (flag & 4));
|
||
|
|
sprintf(line, "-boot_image %s boot_info_table=%s\n",
|
||
|
|
(patch_isolinux & 2) ? "grub" : form, patch_isolinux ? "on" : "off");
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
is_default= (load_size == 2048 || (flag & 4));
|
||
|
|
sprintf(line, "-boot_image %s load_size=%lu\n",
|
||
|
|
form, (unsigned long) load_size);
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
is_default= 1;
|
||
|
|
if(!(flag & 4))
|
||
|
|
for(i= 0; i < 20; i++)
|
||
|
|
if(selection_crit[i])
|
||
|
|
is_default= 0;
|
||
|
|
sprintf(line, "-boot_image %s sel_crit=", form);
|
||
|
|
for(i= 0; i < 20; i++)
|
||
|
|
sprintf(line + strlen(line), "%-2.2X", (unsigned int) selection_crit[i]);
|
||
|
|
strcat(line, "\n");
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
is_default= 1;
|
||
|
|
if(!(flag & 4))
|
||
|
|
for(i= 0; i < 28; i++)
|
||
|
|
if(id_string[i])
|
||
|
|
is_default= 0;
|
||
|
|
sprintf(line, "-boot_image %s id_string=", form);
|
||
|
|
for(i= 0; i < 28; i++)
|
||
|
|
sprintf(line + strlen(line), "%-2.2X", (unsigned int) id_string[i]);
|
||
|
|
strcat(line, "\n");
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
|
||
|
|
return(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
bit0= do only report non-default settings
|
||
|
|
bit1= do only report to fp
|
||
|
|
*/
|
||
|
|
int Xorriso_boot_image_status(struct XorrisO *xorriso, char *filter, FILE *fp,
|
||
|
|
int flag)
|
||
|
|
{
|
||
|
|
int ret, i, num_boots, hflag;
|
||
|
|
int bin_path_in_use= 0, is_default, no_defaults;
|
||
|
|
char sfe[5*SfileadrL], path[SfileadrL], *form= "any", *line;
|
||
|
|
struct burn_drive_info *dinfo;
|
||
|
|
struct burn_drive *drive;
|
||
|
|
IsoImage *image= NULL;
|
||
|
|
ElToritoBootImage **boots = NULL;
|
||
|
|
IsoFile **bootnodes = NULL;
|
||
|
|
int platform_id, patch, load_size;
|
||
|
|
enum eltorito_boot_media_type media_type;
|
||
|
|
unsigned char id_string[29], sel_crit[21];
|
||
|
|
|
||
|
|
line= xorriso->result_line;
|
||
|
|
no_defaults= flag & 1;
|
||
|
|
|
||
|
|
if(xorriso->boot_count == 0 && xorriso->boot_image_bin_path[0] == 0) {
|
||
|
|
if(xorriso->patch_isolinux_image & 1) {
|
||
|
|
sprintf(line, "-boot_image %s patch\n",
|
||
|
|
xorriso->patch_isolinux_image & 2 ? "grub" : form);
|
||
|
|
is_default= 0;
|
||
|
|
} else if(xorriso->keep_boot_image) {
|
||
|
|
sprintf(line, "-boot_image %s keep\n", form);
|
||
|
|
is_default= 0;
|
||
|
|
} else {
|
||
|
|
sprintf(line, "-boot_image %s discard\n", form);
|
||
|
|
is_default= 1;
|
||
|
|
}
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
ret= 1; goto ex;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
|
||
|
|
"on attempt to print boot info", 16);
|
||
|
|
if(ret<=0)
|
||
|
|
{ret= 0; goto ex;}
|
||
|
|
image= isoburn_get_attached_image(drive);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(image == NULL)
|
||
|
|
{ret= 0; goto ex;}
|
||
|
|
|
||
|
|
if(xorriso->boot_image_bin_path[0] || xorriso->boot_count > 0)
|
||
|
|
bin_path_in_use= 1;
|
||
|
|
if(xorriso->boot_image_cat_path[0] && bin_path_in_use) {
|
||
|
|
is_default= 0;
|
||
|
|
sprintf(line,"-boot_image %s cat_path=%s\n",
|
||
|
|
form, Text_shellsafe(xorriso->boot_image_cat_path, sfe, 0));
|
||
|
|
if(!(is_default && no_defaults))
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
}
|
||
|
|
|
||
|
|
if(xorriso->boot_count > 0) {
|
||
|
|
|
||
|
|
/* show attached boot image info */;
|
||
|
|
|
||
|
|
ret= iso_image_get_all_boot_imgs(image, &num_boots, &boots, &bootnodes, 0);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(ret == 1 && num_boots > 0) {
|
||
|
|
for(i= 0; i < num_boots; i++) {
|
||
|
|
ret= Xorriso_path_from_node(xorriso, (IsoNode *) bootnodes[i], path, 0);
|
||
|
|
if(ret <= 0)
|
||
|
|
continue;
|
||
|
|
platform_id= el_torito_get_boot_platform_id(boots[i]);
|
||
|
|
patch= el_torito_get_isolinux_options(boots[i], 0);
|
||
|
|
el_torito_get_boot_media_type(boots[i], &media_type);
|
||
|
|
load_size= el_torito_get_load_size(boots[i]) * 512;
|
||
|
|
el_torito_get_id_string(boots[i], id_string);
|
||
|
|
el_torito_get_selection_crit(boots[i], sel_crit);
|
||
|
|
ret= Xorriso_boot_item_status(xorriso, xorriso->boot_image_cat_path,
|
||
|
|
path, platform_id, patch & 1, media_type,
|
||
|
|
load_size, id_string, sel_crit, "any",
|
||
|
|
filter, fp, 16 | (flag & 3));
|
||
|
|
if(ret <= 0)
|
||
|
|
continue;
|
||
|
|
sprintf(line,"-boot_image %s next\n", form);
|
||
|
|
Xorriso_status_result(xorriso,filter,fp,flag&2);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Show pending boot image info */
|
||
|
|
if(strcmp(xorriso->boot_image_bin_form, "isolinux") == 0 ||
|
||
|
|
strcmp(xorriso->boot_image_bin_form, "grub") == 0)
|
||
|
|
form= xorriso->boot_image_bin_form;
|
||
|
|
|
||
|
|
if(xorriso->boot_count > 0 &&
|
||
|
|
xorriso->boot_platform_id == 0 &&
|
||
|
|
xorriso->patch_isolinux_image == 0 &&
|
||
|
|
xorriso->boot_image_bin_path[0] == 0 &&
|
||
|
|
xorriso->boot_image_emul == 0 &&
|
||
|
|
xorriso->boot_image_load_size == 4 * 512) {
|
||
|
|
for(i= 0; i < 20; i++)
|
||
|
|
if(xorriso->boot_selection_crit[i])
|
||
|
|
break;
|
||
|
|
if(i >= 20)
|
||
|
|
for(i= 0; i < 28; i++)
|
||
|
|
if(xorriso->boot_id_string[i])
|
||
|
|
break;
|
||
|
|
if(i >= 28)
|
||
|
|
{ret= 1; goto ex;} /* Images registered, pending is still default */
|
||
|
|
}
|
||
|
|
|
||
|
|
hflag= 16;
|
||
|
|
if(xorriso->boot_platform_id == 0xef && !xorriso->boot_efi_default)
|
||
|
|
hflag= 0;
|
||
|
|
ret= Xorriso_boot_item_status(xorriso, xorriso->boot_image_cat_path,
|
||
|
|
xorriso->boot_image_bin_path, xorriso->boot_platform_id,
|
||
|
|
xorriso->patch_isolinux_image, xorriso->boot_image_emul,
|
||
|
|
xorriso->boot_image_load_size, xorriso->boot_id_string,
|
||
|
|
xorriso->boot_selection_crit, form,
|
||
|
|
filter, fp, hflag | (flag & 3));
|
||
|
|
if(ret <= 0)
|
||
|
|
goto ex;
|
||
|
|
|
||
|
|
ret= 1;
|
||
|
|
ex:
|
||
|
|
if(boots != NULL)
|
||
|
|
free(boots);
|
||
|
|
if(bootnodes != NULL)
|
||
|
|
free(bootnodes);
|
||
|
|
return(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
int Xorriso__append_boot_params(char *line, ElToritoBootImage *bootimg,
|
||
|
|
int flag)
|
||
|
|
{
|
||
|
|
unsigned int platform_id;
|
||
|
|
|
||
|
|
platform_id= el_torito_get_boot_platform_id(bootimg);
|
||
|
|
if(platform_id != 0)
|
||
|
|
sprintf(line + strlen(line),
|
||
|
|
" , platform_id=0x%-2.2X ", (unsigned int) platform_id);
|
||
|
|
if(el_torito_seems_boot_info_table(bootimg, 0))
|
||
|
|
sprintf(line + strlen(line), " , boot_info_table=on");
|
||
|
|
return(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* @param flag bit0= no output if no boot record was found
|
||
|
|
bit1= short form
|
||
|
|
bit3= report to info channel (else to result channel)
|
||
|
|
*/
|
||
|
|
int Xorriso_show_boot_info(struct XorrisO *xorriso, int flag)
|
||
|
|
{
|
||
|
|
int ret, bin_path_valid= 0,has_isolinux_mbr= 0, i, num_boots;
|
||
|
|
unsigned int mbr_lba= 0;
|
||
|
|
off_t lb0_count;
|
||
|
|
char *respt, sfe[5*SfileadrL], path[SfileadrL];
|
||
|
|
unsigned char lb0[2048];
|
||
|
|
struct burn_drive_info *dinfo;
|
||
|
|
struct burn_drive *drive;
|
||
|
|
IsoImage *image= NULL;
|
||
|
|
ElToritoBootImage *bootimg, **boots = NULL;
|
||
|
|
IsoFile *bootimg_node, **bootnodes = NULL;
|
||
|
|
IsoBoot *bootcat_node;
|
||
|
|
|
||
|
|
respt= xorriso->result_line;
|
||
|
|
|
||
|
|
if(xorriso->boot_count > 0) {
|
||
|
|
if(!(flag & 1)) {
|
||
|
|
sprintf(respt, "Boot record : overridden by -boot_image any next\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
}
|
||
|
|
ret= 1; goto ex;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
|
||
|
|
"on attempt to print boot info", 16);
|
||
|
|
if(ret<=0)
|
||
|
|
goto no_boot;
|
||
|
|
image= isoburn_get_attached_image(drive);
|
||
|
|
if(image == NULL) {
|
||
|
|
ret= 0;
|
||
|
|
no_boot:;
|
||
|
|
if(!(flag & 1)) {
|
||
|
|
sprintf(respt, "Boot record : none\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
}
|
||
|
|
goto ex;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Using the nodes with extreme care . They might be deleted meanwhile. */
|
||
|
|
ret= iso_image_get_boot_image(image, &bootimg, &bootimg_node, &bootcat_node);
|
||
|
|
if(ret != 1)
|
||
|
|
goto no_boot;
|
||
|
|
|
||
|
|
ret= Xorriso_path_from_lba(xorriso, NULL, xorriso->loaded_boot_bin_lba,
|
||
|
|
path, 1);
|
||
|
|
if(ret > 0)
|
||
|
|
bin_path_valid= 1;
|
||
|
|
sprintf(respt, "Boot record : El Torito");
|
||
|
|
if(bin_path_valid)
|
||
|
|
ret= Xorriso_is_isohybrid(xorriso, bootimg_node, 0);
|
||
|
|
else
|
||
|
|
ret= 0;
|
||
|
|
if(ret > 0) {
|
||
|
|
/* Load and examine potential MBR */
|
||
|
|
ret= burn_read_data(drive, (off_t) 0, (char *) lb0, (off_t) 2048,
|
||
|
|
&lb0_count, 2);
|
||
|
|
if(ret > 0) {
|
||
|
|
has_isolinux_mbr= 1;
|
||
|
|
if(lb0[510] != 0x55 || lb0[511] != 0xaa)
|
||
|
|
has_isolinux_mbr= 0;
|
||
|
|
mbr_lba= lb0[432] | (lb0[433] << 8) | (lb0[434] << 16) | (lb0[435] << 24);
|
||
|
|
mbr_lba/= 4;
|
||
|
|
if(mbr_lba != xorriso->loaded_boot_bin_lba)
|
||
|
|
has_isolinux_mbr= 0;
|
||
|
|
if(has_isolinux_mbr) {
|
||
|
|
for(i= 0; i < 426; i++)
|
||
|
|
if(strncmp((char *) (lb0 + i), "isolinux", 8) == 0)
|
||
|
|
break;
|
||
|
|
if(i >= 426)
|
||
|
|
has_isolinux_mbr= 0;
|
||
|
|
}
|
||
|
|
for(i= 462; i < 510; i++)
|
||
|
|
if(lb0[i])
|
||
|
|
break;
|
||
|
|
if(i < 510)
|
||
|
|
has_isolinux_mbr= 0;
|
||
|
|
}
|
||
|
|
if(has_isolinux_mbr)
|
||
|
|
strcat(respt, " , ISOLINUX isohybrid MBR pointing to boot image");
|
||
|
|
else
|
||
|
|
strcat(respt, " , ISOLINUX boot image capable of isohybrid");
|
||
|
|
}
|
||
|
|
strcat(respt, "\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
if(flag & 2)
|
||
|
|
{ret= 1; goto ex;}
|
||
|
|
|
||
|
|
if(xorriso->loaded_boot_cat_path[0])
|
||
|
|
sprintf(respt, "Boot catalog : %s\n",
|
||
|
|
Text_shellsafe(xorriso->loaded_boot_cat_path, sfe, 0));
|
||
|
|
else
|
||
|
|
sprintf(respt, "Boot catalog : -not-found-at-load-time-\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
|
||
|
|
if(bin_path_valid)
|
||
|
|
sprintf(respt, "Boot image : %s", Text_shellsafe(path, sfe, 0));
|
||
|
|
else if(xorriso->loaded_boot_bin_lba <= 0)
|
||
|
|
sprintf(respt, "Boot image : -not-found-at-load-time-");
|
||
|
|
else
|
||
|
|
sprintf(respt, "Boot image : -not-found-any-more-by-lba=%d",
|
||
|
|
xorriso->loaded_boot_bin_lba);
|
||
|
|
Xorriso__append_boot_params(respt, bootimg, 0);
|
||
|
|
strcat(respt, "\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
|
||
|
|
ret= iso_image_get_all_boot_imgs(image, &num_boots, &boots, &bootnodes, 0);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(ret == 1 && num_boots > 1) {
|
||
|
|
for(i= 1; i < num_boots; i++) {
|
||
|
|
ret= Xorriso_path_from_node(xorriso, (IsoNode *) bootnodes[i], path, 0);
|
||
|
|
if(ret > 0)
|
||
|
|
sprintf(respt, "Boot image : %s", Text_shellsafe(path, sfe, 0));
|
||
|
|
else
|
||
|
|
sprintf(respt, "Boot image : -not-found-any-more-");
|
||
|
|
Xorriso__append_boot_params(respt, boots[i], 0);
|
||
|
|
strcat(respt, "\n");
|
||
|
|
Xorriso_toc_line(xorriso, flag & 8);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ret= 1;
|
||
|
|
ex:;
|
||
|
|
if(boots != NULL)
|
||
|
|
free(boots);
|
||
|
|
if(bootnodes != NULL);
|
||
|
|
free(bootnodes);
|
||
|
|
if(image != NULL)
|
||
|
|
iso_image_unref(image); /* release obtained reference */
|
||
|
|
return(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* @param flag bit0=silently return 0 if no volume/image is present
|
||
|
|
*/
|
||
|
|
int Xorriso_get_volume(struct XorrisO *xorriso, IsoImage **volume,
|
||
|
|
int flag)
|
||
|
|
{
|
||
|
|
if(xorriso->in_volset_handle==NULL) {
|
||
|
|
if(flag & 1)
|
||
|
|
return(0);
|
||
|
|
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);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
int Xorriso_change_is_pending(struct XorrisO *xorriso, int flag)
|
||
|
|
{
|
||
|
|
return(!!xorriso->volset_change_pending);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* @param flag bit0= do not set hln_change_pending */
|
||
|
|
int Xorriso_set_change_pending(struct XorrisO *xorriso, int flag)
|
||
|
|
{
|
||
|
|
int ret;
|
||
|
|
IsoImage *image;
|
||
|
|
|
||
|
|
ret= Xorriso_get_volume(xorriso, &image, 1);
|
||
|
|
if(ret <= 0)
|
||
|
|
return ret;
|
||
|
|
xorriso->volset_change_pending= 1;
|
||
|
|
if(!(flag & 1))
|
||
|
|
xorriso->hln_change_pending= 1;
|
||
|
|
return(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
@param flag bit0= print mount command to result channel rather than
|
||
|
|
performing it
|
||
|
|
bit1= do not allow prefixes with cmd
|
||
|
|
bit2= interpret unprefixed cmd as shell:
|
||
|
|
*/
|
||
|
|
int Xorriso_mount(struct XorrisO *xorriso, char *dev, int adr_mode,
|
||
|
|
char *adr_value, char *cmd, int flag)
|
||
|
|
{
|
||
|
|
int ret, lba, track, session, params_flag= 0, is_safe= 0, is_extra_drive= 0;
|
||
|
|
int give_up= 0, mount_chardev= 0, status;
|
||
|
|
char volid[33], *devadr, mount_command[SfileadrL], adr_data[163], *adr_pt;
|
||
|
|
char *dev_path, libburn_adr[BURN_DRIVE_ADR_LEN + SfileadrL];
|
||
|
|
char sfe[5 * SfileadrL], *dpt, *sysname= "";
|
||
|
|
struct stat stbuf;
|
||
|
|
struct burn_drive_info *dinfo= NULL;
|
||
|
|
struct burn_drive *drive= NULL;
|
||
|
|
|
||
|
|
devadr= dev;
|
||
|
|
adr_pt= adr_value;
|
||
|
|
if(strcmp(dev, "indev") == 0) {
|
||
|
|
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
|
||
|
|
"on attempt to perform -mount \"indev\"", 0);
|
||
|
|
if(ret<=0)
|
||
|
|
goto ex;
|
||
|
|
dev_path= devadr= xorriso->indev;
|
||
|
|
if(strncmp(dev_path, "stdio:", 6) == 0)
|
||
|
|
dev_path+= 6;
|
||
|
|
if(xorriso->in_drive_handle == xorriso->out_drive_handle)
|
||
|
|
give_up= 3;
|
||
|
|
else
|
||
|
|
give_up= 1;
|
||
|
|
} else if(strcmp(dev, "outdev") == 0) {
|
||
|
|
ret= Xorriso_get_drive_handles(xorriso, &dinfo, &drive,
|
||
|
|
"on attempt to perform -mount \"outdev\"",
|
||
|
|
2);
|
||
|
|
if(ret<=0)
|
||
|
|
goto ex;
|
||
|
|
dev_path= devadr= xorriso->outdev;
|
||
|
|
if(strncmp(dev_path, "stdio:", 6) == 0)
|
||
|
|
dev_path+= 6;
|
||
|
|
if(xorriso->in_drive_handle == xorriso->out_drive_handle)
|
||
|
|
give_up= 3;
|
||
|
|
else
|
||
|
|
give_up= 2;
|
||
|
|
} else {
|
||
|
|
is_extra_drive= 1;
|
||
|
|
dev_path= dev;
|
||
|
|
if(strncmp(dev_path, "stdio:", 6) == 0)
|
||
|
|
dev_path+= 6;
|
||
|
|
|
||
|
|
/* do only accept regular files and block devices */
|
||
|
|
ret= stat(dev_path, &stbuf);
|
||
|
|
if(ret == -1) {
|
||
|
|
sprintf(xorriso->info_text, "Cannot determine properties of file %s",
|
||
|
|
Text_shellsafe(dev_path, sfe, 0));
|
||
|
|
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||
|
|
ret= 0; goto ex;
|
||
|
|
}
|
||
|
|
ret= System_uname(&sysname, NULL, NULL, NULL, 0);
|
||
|
|
if(ret > 0 && strcmp(sysname, "FreeBSD") == 0)
|
||
|
|
mount_chardev= 1;
|
||
|
|
if(!(S_ISREG(stbuf.st_mode) || (S_ISBLK(stbuf.st_mode) && !mount_chardev)
|
||
|
|
|| (S_ISCHR(stbuf.st_mode) && !mount_chardev))) {
|
||
|
|
sprintf(xorriso->info_text,
|
||
|
|
"File object is not suitable as mount device: %s",
|
||
|
|
Text_shellsafe(dev_path, sfe, 0));
|
||
|
|
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||
|
|
ret= 0; goto ex;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Aquire drive as direct libburn address or via stdio: prefix */
|
||
|
|
ret= burn_drive_convert_fs_adr(dev, libburn_adr);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(ret < 0)
|
||
|
|
{ret= -1; goto ex;}
|
||
|
|
if(ret == 0 && strncmp(dev, "stdio:", 6) != 0)
|
||
|
|
sprintf(libburn_adr, "stdio:%s", dev);
|
||
|
|
burn_preset_device_open(xorriso->drives_exclusive, 0, 0);
|
||
|
|
ret= isoburn_drive_aquire(&dinfo, libburn_adr, 1);
|
||
|
|
burn_preset_device_open(1, 0, 0);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(ret <= 0)
|
||
|
|
{ret= 0; goto ex;}
|
||
|
|
drive= dinfo[0].drive;
|
||
|
|
}
|
||
|
|
|
||
|
|
if(adr_mode == 4 && strlen(adr_pt) <= 80) {
|
||
|
|
ret= Xorriso__bourne_to_reg(adr_pt, adr_data, 0);
|
||
|
|
if(ret == 1) {
|
||
|
|
params_flag|= 4;
|
||
|
|
adr_pt= adr_data;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ret= isoburn_get_mount_params(drive, adr_mode, adr_pt, &lba, &track,
|
||
|
|
&session, volid, params_flag);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
if(ret <= 0)
|
||
|
|
goto ex;
|
||
|
|
if(session <= 0 || track <= 0 || ret == 2) {
|
||
|
|
Xorriso_msgs_submit(xorriso, 0,
|
||
|
|
"-mount : Given address does not point to an ISO 9660 session",
|
||
|
|
0, "FAILURE", 0);
|
||
|
|
ret= 0; goto ex;
|
||
|
|
}
|
||
|
|
if(strstr(devadr, "stdio:") == devadr)
|
||
|
|
devadr+= 6;
|
||
|
|
ret= Xorriso_make_mount_cmd(xorriso, cmd, lba, track, session, volid, devadr,
|
||
|
|
mount_command, flag & (2 | 4));
|
||
|
|
if(ret <= 0)
|
||
|
|
goto ex;
|
||
|
|
if(ret == 2)
|
||
|
|
is_safe= 1;
|
||
|
|
|
||
|
|
if(is_extra_drive) {
|
||
|
|
isoburn_drive_release(drive, 0);
|
||
|
|
burn_drive_info_free(dinfo);
|
||
|
|
drive= NULL;
|
||
|
|
} else if(give_up > 0 && !((flag & 1) || (xorriso->mount_opts_flag & 1))) {
|
||
|
|
Xorriso_give_up_drive(xorriso, give_up);
|
||
|
|
if(ret <= 0)
|
||
|
|
goto ex;
|
||
|
|
}
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
|
||
|
|
sprintf(xorriso->info_text, "Volume id : %s\n",
|
||
|
|
Text_shellsafe(volid, sfe, 0));
|
||
|
|
Xorriso_info(xorriso, 0);
|
||
|
|
if(flag & 1) {
|
||
|
|
sprintf(xorriso->result_line, "%s\n", mount_command);
|
||
|
|
Xorriso_result(xorriso,0);
|
||
|
|
} else {
|
||
|
|
sprintf(xorriso->info_text, "Mount command: %s\n", mount_command);
|
||
|
|
Xorriso_info(xorriso, 0);
|
||
|
|
if(!is_safe) {
|
||
|
|
Xorriso_msgs_submit(xorriso, 0,
|
||
|
|
"-mount : Will not perform mount command which stems from command template.",
|
||
|
|
0, "SORRY", 0);
|
||
|
|
sprintf(xorriso->result_line, "%s\n", mount_command);
|
||
|
|
Xorriso_result(xorriso,0);
|
||
|
|
} else {
|
||
|
|
ret= Xorriso_execv(xorriso, mount_command, "/bin:/sbin", &status, 1);
|
||
|
|
if(WIFEXITED(status) && WEXITSTATUS(status) != 0) {
|
||
|
|
sprintf(xorriso->info_text,
|
||
|
|
"-mount : mount command failed with exit value %d",
|
||
|
|
(int) WEXITSTATUS(ret));
|
||
|
|
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
|
||
|
|
ret= 0; goto ex;
|
||
|
|
}
|
||
|
|
sprintf(xorriso->info_text, "\nMounted session %d of device %s",
|
||
|
|
session, Text_shellsafe(dev_path, sfe, 0));
|
||
|
|
dpt= strchr(cmd, ':');
|
||
|
|
if(dpt == NULL)
|
||
|
|
dpt= cmd ;
|
||
|
|
else
|
||
|
|
dpt++;
|
||
|
|
sprintf(xorriso->info_text + strlen(xorriso->info_text),
|
||
|
|
" as directory %s\n", Text_shellsafe(dpt, sfe, 0));
|
||
|
|
Xorriso_info(xorriso, 0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
ret= 1;
|
||
|
|
ex:;
|
||
|
|
if(is_extra_drive && drive != NULL) {
|
||
|
|
isoburn_drive_release(drive, 0);
|
||
|
|
burn_drive_info_free(dinfo);
|
||
|
|
Xorriso_process_msg_queues(xorriso,0);
|
||
|
|
}
|
||
|
|
return(ret);
|
||
|
|
}
|
||
|
|
|