Allowed lseekable device files with -paste_in
This commit is contained in:
parent
0c0d542591
commit
865115f779
@ -2,7 +2,7 @@
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/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
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Copyright 2007-2021 Thomas Schmitt, <scdbackup@gmx.net>
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Copyright 2007-2022 Thomas Schmitt, <scdbackup@gmx.net>
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Provided under GPL version 2 or later.
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@ -41,6 +41,7 @@
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#include "iso_manip.h"
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#include "read_run.h"
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#include "sort_cmp.h"
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#include "disk_ops.h"
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int Xorriso__read_pacifier(IsoImage *image, IsoFileSource *filesource)
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@ -824,7 +825,7 @@ int Xorriso_tree_restore_node(struct XorrisO *xorriso, IsoNode *node,
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int ret= 0, write_fd= -1, wanted, wret, open_flags, l_errno= 0;
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int target_deleted= 0, buf_size= 32 * 1024;
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char *what= "[unknown filetype]";
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char *buf= NULL, type_text[5], *temp_path= NULL, *buf_pt;
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char *buf= NULL, type_text[5], *temp_path= NULL, *buf_pt, *reason;
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char *link_target, *open_path_pt= NULL;
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off_t todo= 0, size, seek_ret, last_p_count= 0, already_done, read_count= 0;
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void *data_stream= NULL;
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@ -836,7 +837,7 @@ int Xorriso_tree_restore_node(struct XorrisO *xorriso, IsoNode *node,
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IsoBoot *bootcat;
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uint32_t lba;
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char *catcontent = NULL;
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off_t catsize;
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off_t catsize, iso_node_size, wanted_size, cap;
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char disk_md5[16], iso_md5[16];
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void *ctx= NULL;
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int use_md5= 0, i, sparse_ret= 3;
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@ -886,13 +887,30 @@ int Xorriso_tree_restore_node(struct XorrisO *xorriso, IsoNode *node,
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if(ret == -1 && errno == EACCES && (flag & 128))
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{ret= 4; goto ex;}
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if(flag&2) {
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if(ret!=-1 && !S_ISREG(stbuf.st_mode)) {
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sprintf(xorriso->info_text,
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"Restore offset demanded. But filesystem path leads to non-data file ");
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Text_shellsafe(disk_path, xorriso->info_text, 1);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
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l_errno= 0;
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goto cannot_restore;
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if(ret != -1) {
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wanted_size= disk_offset + bytes;
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iso_node_size= iso_file_get_size((IsoFile *) node);
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if(wanted_size > disk_offset + iso_node_size)
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wanted_size= disk_offset + iso_node_size;
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cap= wanted_size;
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ret= Xorriso_determine_capacity(xorriso, open_path_pt, &cap, &reason,
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3);
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if(ret <= 0 || (cap <= 0 && !S_ISREG(stbuf.st_mode))) {
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if(ret > 0)
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reason= "has addressable range 0";
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sprintf(xorriso->info_text,
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"Restore offset demanded. But target file (%s) ",
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Ftypetxt(stbuf.st_mode, 0));
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Text_shellsafe(disk_path, xorriso->info_text, 1);
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strcat(xorriso->info_text, reason);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE",0); l_errno= 0;
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goto cannot_restore;
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}
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if(cap < wanted_size && !S_ISREG(stbuf.st_mode)) {
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/* >>> non-regular file might be too small to take the interval */;
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}
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}
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} else {
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/* If source and target are the same disk file then do not copy content */
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@ -1378,6 +1396,7 @@ int Xorriso_register_node_target(struct XorrisO *xorriso, int node_idx,
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bit6= this is a copy action: do not fake times and ownership
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bit7= return 4 if restore fails from denied permission
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do not issue error message
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bit10= do not restore properties
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@return <=0 = error , 1 = added leaf file object , 2 = added directory ,
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3= regularly not installed (disallowed device, UNIX domain socket)
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4 = with bit7: permission to restore was denied
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@ -1388,7 +1407,7 @@ int Xorriso_restore_disk_object(struct XorrisO *xorriso,
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off_t offset, off_t bytes, int flag)
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{
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int ret, i, split_count= 0, partno, total_parts, leaf_is_split= 0;
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int record_hl_path= 0, node_idx, cannot_register= 0;
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int record_hl_path= 0, node_idx, cannot_register= 0, no_props;
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off_t total_bytes;
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char *part_name, *part_path= NULL, *img_path_pt= NULL;
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IsoImage *volume;
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@ -1398,6 +1417,8 @@ int Xorriso_restore_disk_object(struct XorrisO *xorriso,
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Xorriso_alloc_meM(part_path, char, SfileadrL);
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no_props= !!(flag & 1024);
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ret= Xorriso_get_volume(xorriso, &volume, 0);
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if(ret<=0)
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goto ex;
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@ -1432,7 +1453,7 @@ int Xorriso_restore_disk_object(struct XorrisO *xorriso,
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if(ret == 4)
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goto ex;
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}
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if(first_part_node!=NULL)
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if(first_part_node != NULL && !no_props)
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Xorriso_restore_properties(xorriso, disk_path, first_part_node,
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!!(flag&64));
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goto went_well;
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@ -1474,10 +1495,11 @@ int Xorriso_restore_disk_object(struct XorrisO *xorriso,
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ret= Xorriso_tree_restore_node(xorriso, node, img_path_pt, (off_t) 0,
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disk_path, offset, bytes,
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(flag&(4 | 8 | 128)) | (!!(flag&64)) | ((flag&1)<<1) | ( 16 * !(flag&2)));
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(flag&(4 | 8 | 128)) | (!!(flag&64)) | ((flag&1)<<1) | ( 16 * !(flag&2))
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| (no_props << 3));
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if(ret == 4)
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goto ex;
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if(ret>0 && (flag&8))
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if(ret > 0 && (flag & 8) && !no_props)
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ret= Xorriso_restore_properties(xorriso, disk_path, node, 2 | !!(flag&64));
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if(ret<=0) {
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restoring_failed:;
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@ -1891,6 +1913,7 @@ ex:
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3= count nodes in xorriso->node_counter,
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create no directory
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bit9= with operation mode 1 do net register prefixes
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bit10= with bit3: do not restore properties to leaf file
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@return <=0 = error , 1 = added leaf file object , 2 = added directory ,
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3 = rejected
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*/
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@ -1903,7 +1926,7 @@ int Xorriso_restore(struct XorrisO *xorriso,
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IsoNode *node= NULL;
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int done= 0, is_dir= 0, ret, source_is_dir, stbuf_ret, hret;
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int dir_create= 0, node_count= 0, node_register= 0, path_size;
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int leaf_is_split= 0, source_is_split= 0, new_dir_made= 0;
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int leaf_is_split= 0, source_is_split= 0, new_dir_made= 0, no_props;
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struct stat stbuf;
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struct PermiteM *perm_stack_mem;
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@ -1917,6 +1940,7 @@ int Xorriso_restore(struct XorrisO *xorriso,
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break; case 2: node_register= 1;
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break; case 3: node_count= 1;
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}
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no_props= (!!(flag & 8)) * (flag & 1024);
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if(dir_create && !(flag & (1 << 9))) {
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ret= Xorriso_lst_append_binary(&(xorriso->node_disk_prefixes),
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@ -2005,7 +2029,7 @@ int Xorriso_restore(struct XorrisO *xorriso,
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if((flag&8) && done) {
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/* ??? move down from Xorriso_paste_in() :
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check whether target does not exist or both are regular */;
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check whether target does not exist or both are suitable */;
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} else if(source_is_dir || !(dir_create || node_count || node_register)) {
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ret= Xorriso_handle_collision(xorriso, node, img_path, path, disk_path,
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@ -2078,7 +2102,7 @@ attach_source:;
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}
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} else {
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ret= Xorriso_restore_disk_object(xorriso, img_path, node, path,
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offset, bytes, (flag & (2|4|64)) | !!(flag&8));
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offset, bytes, (flag & (2|4|64)) | no_props | !!(flag&8));
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if(ret <= 0) {
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hret= Xorriso_eval_problem_status(xorriso, ret, 1 | 2);
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if(hret < 0)
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@ -2218,9 +2242,10 @@ ex:;
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int Xorriso_paste_in(struct XorrisO *xorriso, char *disk_path,
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off_t startbyte, off_t bytecount, char *iso_rr_path, int flag)
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{
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int ret;
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char *eff_source= NULL, *eff_dest= NULL;
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struct stat stbuf;
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int ret, no_props= 0;
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off_t wanted_size, cap;
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char *eff_source= NULL, *eff_dest= NULL, *reason;
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struct stat stbuf, disk_stbuf;
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IsoNode *node;
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Xorriso_alloc_meM(eff_source, char, SfileadrL);
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@ -2240,16 +2265,6 @@ int Xorriso_paste_in(struct XorrisO *xorriso, char *disk_path,
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if(ret!=0)
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{ret= 0; goto ex;}
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ret= stat(eff_dest, &stbuf);
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if(ret!=-1 && !S_ISREG(stbuf.st_mode)) {
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Xorriso_msgs_submit(xorriso, 0, eff_dest, 0, "ERRFILE", 0);
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sprintf(xorriso->info_text, "-paste_in: DISK file ");
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Text_shellsafe(eff_source, xorriso->info_text, 1);
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strcat(xorriso->info_text, " exists and is not a data file");
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
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{ret= 0; goto ex;}
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}
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ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, iso_rr_path,
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eff_source, 2);
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if(ret<=0)
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@ -2266,9 +2281,37 @@ int Xorriso_paste_in(struct XorrisO *xorriso, char *disk_path,
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{ret= 0; goto ex;}
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}
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/* >>> eventually obtain parameters from file name */;
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/* >>> ??? flag bit to obtain startbyte and bytecount from file name */;
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ret= Xorriso_restore(xorriso, eff_source, eff_dest, startbyte, bytecount, 8);
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ret= lstat(eff_dest, &disk_stbuf);
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if(ret != -1) {
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no_props= 1 << 10;
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wanted_size= startbyte + bytecount;
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if(wanted_size > stbuf.st_size)
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wanted_size= stbuf.st_size;
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cap= wanted_size;
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ret= Xorriso_determine_capacity(xorriso, eff_dest, &cap, &reason, 3);
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if(ret <= 0 || (cap <= 0 && !S_ISREG(disk_stbuf.st_mode))) {
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Xorriso_msgs_submit(xorriso, 0, eff_dest, 0, "ERRFILE", 0);
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if(ret > 0)
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reason= "has addressable range 0";
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sprintf(xorriso->info_text, "-paste_in: DISK file (%s) ",
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Ftypetxt(disk_stbuf.st_mode, 0));
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Text_shellsafe(eff_dest, xorriso->info_text, 1);
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sprintf(xorriso->info_text + strlen(xorriso->info_text),
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" exists but %s", reason);
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
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{ret= 0; goto ex;}
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}
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if(cap < wanted_size && !S_ISREG(disk_stbuf.st_mode)) {
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/* >>> non-regular file might be too small to take the interval */;
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}
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}
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ret= Xorriso_restore(xorriso, eff_source, eff_dest, startbyte, bytecount,
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8 | no_props);
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ex:;
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Xorriso_free_meM(eff_source);
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Xorriso_free_meM(eff_dest);
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@ -9,7 +9,7 @@
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.\" First parameter, NAME, should be all caps
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.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
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.\" other parameters are allowed: see man(7), man(1)
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.TH XORRISO 1 "Version 1.5.5, Apr 26, 2022"
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.TH XORRISO 1 "Version 1.5.5, May 30, 2022"
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.\" Please adjust this date whenever revising the manpage.
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.\"
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.\" Some roff macros, for reference:
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@ -5164,8 +5164,10 @@ Like \-cp_rx but restoring mtime, atime as in ISO image and trying to set
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ownership and group as in ISO image.
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.TP
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\fB\-paste_in\fR iso_rr_path disk_path byte_offset byte_count
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Read the content of a ISO data file and write it into a data file on disk
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beginning at the byte_offset. Write at most byte_count bytes.
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Read the content of a ISO data file and write it into a data file or device
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file on disk beginning at the byte_offset. Write at most byte_count bytes.
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The file depicted by disk_path has to support random write access.
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.br
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This is the inverse of command \-cut_out.
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.TP
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\fB\-concat\fR mode [target | lim prog [args [...]] lim] iso_rr_path [***]
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@ -4354,8 +4354,10 @@ The directory permissions on disk have to allow rwx.
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to set ownership and group as in ISO image.
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-paste_in iso_rr_path disk_path byte_offset byte_count
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Read the content of a ISO data file and write it into a data file
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on disk beginning at the byte_offset. Write at most byte_count
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bytes. This is the inverse of command -cut_out.
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or device file on disk beginning at the byte_offset. Write at most
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byte_count bytes. The file depicted by disk_path has to support
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random write access.
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This is the inverse of command -cut_out.
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-concat mode [target | lim prog [args [...]] lim] iso_rr_path [***]
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Copy the data content of one or more data files of the ISO image
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into a disk file object, into a file descriptor, or start a program
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@ -5626,7 +5628,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
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* -compare_l reports ISO/disk differences: Navigate. (line 147)
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* -compare_r reports ISO/disk differences: Navigate. (line 143)
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* -compliance controls standard compliance: SetWrite. (line 62)
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* -concat copies ISO file content: Restore. (line 146)
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* -concat copies ISO file content: Restore. (line 148)
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* -copyright_file sets copyright file name: SetWrite. (line 245)
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* -cpax copies files to disk: Restore. (line 128)
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* -cpr inserts like with cp -r: Insert. (line 171)
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@ -5662,7 +5664,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
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* -external_filter unregisters data filter: Filter. (line 47)
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* -extract copies file tree to disk: Restore. (line 90)
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* -extract_boot_images copies boot equipment to disk: Restore.
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(line 174)
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(line 176)
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* -extract_cut copies file piece to disk: Restore. (line 108)
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* -extract_l copies files to disk: Restore. (line 104)
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* -extract_single copies file to disk: Restore. (line 101)
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@ -5720,7 +5722,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
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* -md5 controls handling of MD5 sums: Loading. (line 184)
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* -mkdir creates ISO directory: Insert. (line 184)
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* -modesty_on_drive keep drive buffer hungry: SetWrite. (line 419)
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* -mount issues mount command for ISO session: Restore. (line 202)
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* -mount issues mount command for ISO session: Restore. (line 204)
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* -mount_cmd composes mount command line: Inquiry. (line 49)
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* -mount_cmd controls mount command: Inquiry. (line 65)
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* -msg_op perform operations on program messages: Frontend. (line 27)
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@ -5913,7 +5915,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
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* Emulation, pacifier form, -pacifier: Emulation. (line 166)
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* Examples: Examples. (line 6)
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* extattr, _definition: Extras. (line 66)
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* File content, copy, -concat: Restore. (line 146)
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* File content, copy, -concat: Restore. (line 148)
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* File names, curb length, -file_name_limit: Loading. (line 276)
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* File names, if Joliet is loaded: Loading. (line 242)
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* File names, if neither Rock Ridge nor Joliet: Loading. (line 229)
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@ -6080,7 +6082,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
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* Rename, in ISO image, -move: Manip. (line 31)
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* Rename, in ISO image, -mv: Manip. (line 37)
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* Restore, copy boot equipment to disk, -extract_boot_images: Restore.
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(line 174)
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(line 176)
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* Restore, copy file into disk file, -paste_in: Restore. (line 142)
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* Restore, copy file piece to disk, -extract_cut: Restore. (line 108)
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* Restore, copy file to disk, -extract_single: Restore. (line 101)
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@ -6096,7 +6098,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
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* Rock Ridge, _definition: Extras. (line 6)
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* Session, altered start address, -displacement: Loading. (line 78)
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* Session, info string, -session_string: Inquiry. (line 74)
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* Session, issue mount command, -mount: Restore. (line 202)
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* Session, issue mount command, -mount: Restore. (line 204)
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* Session, log when written, -session_log: Scripting. (line 134)
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* Session, mount command line, -mount_cmd: Inquiry. (line 49)
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* Session, mount parameters, -mount_opts: Inquiry. (line 65)
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@ -6182,32 +6184,32 @@ Node: Inquiry200783
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Node: Navigate209665
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Node: Verify218372
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Node: Restore229521
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Node: Emulation241637
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Node: Scripting252093
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Node: Frontend259876
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Node: Examples269502
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Node: ExDevices270680
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Node: ExCreate271341
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Node: ExDialog272641
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Node: ExGrowing273912
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Node: ExModifying274721
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Node: ExBootable275231
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Node: ExCharset275786
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Node: ExPseudo276682
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Node: ExCdrecord277609
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Node: ExMkisofs277929
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Node: ExGrowisofs279826
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Node: ExException280979
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Node: ExTime281437
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Node: ExIncBackup281895
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Node: ExRestore285921
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Node: ExRecovery286867
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Node: Files287439
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Node: Environ288773
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Node: Seealso289521
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Node: Bugreport290238
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Node: Legal290829
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Node: CommandIdx291841
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Node: ConceptIdx309666
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Node: Emulation241729
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Node: Scripting252185
|
||||
Node: Frontend259968
|
||||
Node: Examples269594
|
||||
Node: ExDevices270772
|
||||
Node: ExCreate271433
|
||||
Node: ExDialog272733
|
||||
Node: ExGrowing274004
|
||||
Node: ExModifying274813
|
||||
Node: ExBootable275323
|
||||
Node: ExCharset275878
|
||||
Node: ExPseudo276774
|
||||
Node: ExCdrecord277701
|
||||
Node: ExMkisofs278021
|
||||
Node: ExGrowisofs279918
|
||||
Node: ExException281071
|
||||
Node: ExTime281529
|
||||
Node: ExIncBackup281987
|
||||
Node: ExRestore286013
|
||||
Node: ExRecovery286959
|
||||
Node: Files287531
|
||||
Node: Environ288865
|
||||
Node: Seealso289613
|
||||
Node: Bugreport290330
|
||||
Node: Legal290921
|
||||
Node: CommandIdx291933
|
||||
Node: ConceptIdx309758
|
||||
|
||||
End Tag Table
|
||||
|
||||
@ -50,7 +50,7 @@
|
||||
@c man .\" First parameter, NAME, should be all caps
|
||||
@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
|
||||
@c man .\" other parameters are allowed: see man(7), man(1)
|
||||
@c man .TH XORRISO 1 "Version 1.5.5, Apr 26, 2022"
|
||||
@c man .TH XORRISO 1 "Version 1.5.5, May 30, 2022"
|
||||
@c man .\" Please adjust this date whenever revising the manpage.
|
||||
@c man .\"
|
||||
@c man .\" Some roff macros, for reference:
|
||||
@ -5923,8 +5923,10 @@ ownership and group as in ISO image.
|
||||
@item -paste_in iso_rr_path disk_path byte_offset byte_count
|
||||
@kindex -paste_in copies file into disk file
|
||||
@cindex Restore, copy file into disk file, -paste_in
|
||||
Read the content of a ISO data file and write it into a data file on disk
|
||||
beginning at the byte_offset. Write at most byte_count bytes.
|
||||
Read the content of a ISO data file and write it into a data file or device
|
||||
file on disk beginning at the byte_offset. Write at most byte_count bytes.
|
||||
The file depicted by disk_path has to support random write access.
|
||||
@*
|
||||
This is the inverse of command -cut_out.
|
||||
@c man .TP
|
||||
@item -concat mode [target | lim prog [args [...]] lim] iso_rr_path [***]
|
||||
|
||||
@ -1 +1 @@
|
||||
#define Xorriso_timestamP "2022.05.30.164422"
|
||||
#define Xorriso_timestamP "2022.05.30.164747"
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user