Enabled recognition of zisofs by magic without zlib support. New by_magic=v2

This commit is contained in:
Thomas Schmitt 2020-10-27 12:38:52 +01:00
parent c24ffedfc7
commit 1ddb676159
8 changed files with 100 additions and 94 deletions

View File

@ -1601,16 +1601,9 @@ int Xorriso_genisofs(struct XorrisO *xorriso, char *whom,
Xorriso_option_md5(xorriso, "on", 0); Xorriso_option_md5(xorriso, "on", 0);
} else if(strcmp(argpt, "-z")==0 || } else if(strcmp(argpt, "-z")==0 ||
strcmp(argpt, "-transparent-compression")==0) { strcmp(argpt, "-transparent-compression")==0) {
ret= Xorriso_genisofs_fused_options(xorriso, whom, "z",
&option_d, &iso_level, &lower_r, ra_text, 2);
if(ret <= 0)
goto problem_handler_1;
Xorriso_option_zisofs(xorriso, "by_magic=on", 0); Xorriso_option_zisofs(xorriso, "by_magic=on", 0);
} else if(strcmp(argpt, "--zisofs-version-2") == 0) { } else if(strcmp(argpt, "--zisofs-version-2") == 0) {
ret= Xorriso_option_zisofs(xorriso, "version_2=as_needed", 0); Xorriso_option_zisofs(xorriso, "by_magic=v2", 0);
if(ret <= 0)
goto problem_handler_1;
Xorriso_option_zisofs(xorriso, "by_magic=on", 0);
} else if(strcmp(argpt, "--stdio_sync")==0) { } else if(strcmp(argpt, "--stdio_sync")==0) {
if(i+1>=argc) if(i+1>=argc)
goto not_enough_args; goto not_enough_args;

View File

@ -762,7 +762,8 @@ int Xorriso_status_zisofs(struct XorrisO *xorriso, char *filter, FILE *fp,
sprintf(xorriso->result_line, sprintf(xorriso->result_line,
"-zisofs level=%d:block_size=%dk:by_magic=%s\n", "-zisofs level=%d:block_size=%dk:by_magic=%s\n",
xorriso->zlib_level, xorriso->zisofs_block_size / 1024, xorriso->zlib_level, xorriso->zisofs_block_size / 1024,
xorriso->zisofs_by_magic ? "on" : "off"); xorriso->zisofs_by_magic == 1 ? "on" :
xorriso->zisofs_by_magic == 2 ? "v2" : "off");
Xorriso_status_result(xorriso, filter, fp, flag & 2); Xorriso_status_result(xorriso, filter, fp, flag & 2);
} }
if(always || !( if(always || !(

View File

@ -2263,9 +2263,9 @@ int Xorriso_option_zisofs(struct XorrisO *xorriso, char *mode, int flag)
{ {
int was_level, was_blocksize, was_v2_enabled, was_blocksize_v2; int was_level, was_blocksize, was_v2_enabled, was_blocksize_v2;
uint64_t was_max_total_blocks, was_max_file_blocks, was_block_number_target; uint64_t was_max_total_blocks, was_max_file_blocks, was_block_number_target;
int ret, l, i, sticky; int ret, l, i, sticky, set_isofs_params= 0;
double num, was_bpt_discard_free_ratio; double num, was_bpt_discard_free_ratio;
char *cpt, *npt, text[16]; char *cpt, *npt;
was_level= xorriso->zlib_level; was_level= xorriso->zlib_level;
was_blocksize= xorriso->zisofs_block_size; was_blocksize= xorriso->zisofs_block_size;
@ -2304,12 +2304,7 @@ int Xorriso_option_zisofs(struct XorrisO *xorriso, char *mode, int flag)
/* (ignored info from -status) */; /* (ignored info from -status) */;
} else if(strncmp(cpt, "block_size=", 11)==0) { } else if(strncmp(cpt, "block_size=", 11)==0) {
num= 0.0; parse_zisofs_param(cpt, 11, l, &num);
if(l > 11 && l < 27) {
strncpy(text, cpt + 11, l - 11);
text[l - 11]= 0;
num= Scanf_io_size(text, 0);
}
if (num != (1 << 15) && num != (1 << 16) && num != (1 << 17)) { if (num != (1 << 15) && num != (1 << 16) && num != (1 << 17)) {
sprintf(xorriso->info_text, sprintf(xorriso->info_text,
"-zisofs: Unsupported block size (allowed 32k, 64k, 128k)"); "-zisofs: Unsupported block size (allowed 32k, 64k, 128k)");
@ -2318,17 +2313,24 @@ int Xorriso_option_zisofs(struct XorrisO *xorriso, char *mode, int flag)
xorriso->zisofs_block_size= num; xorriso->zisofs_block_size= num;
} else if(strncmp(cpt, "by_magic=", 9)==0) { } else if(strncmp(cpt, "by_magic=", 9)==0) {
if(strncmp(cpt + 9, "on", l - 9) == 0) if(strncmp(cpt + 9, "on", l - 9) == 0) {
xorriso->zisofs_by_magic= 1; xorriso->zisofs_by_magic= 1;
else } else if(strncmp(cpt + 9, "v2", l - 9) == 0) {
xorriso->zisofs_by_magic= 2;
} else if(strncmp(cpt + 9, "off", l - 9) == 0) {
xorriso->zisofs_by_magic= 0; xorriso->zisofs_by_magic= 0;
} else {
sprintf(xorriso->info_text,
"-zisofs: Unrecognized by_magic mode (allowed: on, off, v2)");
goto sorry_ex;
}
} else if(strncmp(cpt, "version_2=", 10) == 0) { } else if(strncmp(cpt, "version_2=", 10) == 0) {
if(strncmp(cpt + 10, "off", l - 10) == 0) { if(strncmp(cpt + 10, "off", l - 10) == 0) {
xorriso->zisofs_v2_enabled= 0; xorriso->zisofs_v2_enabled= 0;
} else if(strncmp(cpt + 10, "as_needed", l - 11) == 0) { } else if(strncmp(cpt + 10, "as_needed", l - 10) == 0) {
xorriso->zisofs_v2_enabled= 1; xorriso->zisofs_v2_enabled= 1;
} else if(strncmp(cpt + 10, "on", l - 11) == 0) { } else if(strncmp(cpt + 10, "on", l - 10) == 0) {
xorriso->zisofs_v2_enabled= 2; xorriso->zisofs_v2_enabled= 2;
} else { } else {
sprintf(xorriso->info_text, sprintf(xorriso->info_text,
@ -2420,8 +2422,13 @@ sorry_ex:
xorriso->zisofs_bpt_discard_free_ratio= was_bpt_discard_free_ratio; xorriso->zisofs_bpt_discard_free_ratio= was_bpt_discard_free_ratio;
return(0); return(0);
} }
if(strncmp(cpt, "by_magic=", 9) != 0)
set_isofs_params= 1;
} }
ret= Xorriso_set_zisofs_params(xorriso, 0); ret= 1;
if(set_isofs_params)
ret= Xorriso_set_zisofs_params(xorriso, 0);
return(ret); return(ret);
} }

View File

@ -1017,7 +1017,8 @@ fprintf(stderr, "XORRISO_DEBUG: isoburn_igopt_set_tail_blocks(%d)\n",
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0); Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "UPDATE", 0);
root_node= (IsoNode *) iso_image_get_root(image); root_node= (IsoNode *) iso_image_get_root(image);
ret= iso_node_zf_by_magic(root_node, ret= iso_node_zf_by_magic(root_node,
(xorriso->out_drive_handle == xorriso->in_drive_handle) | 2 | 16); (xorriso->out_drive_handle == xorriso->in_drive_handle) |
2 | 16 | (xorriso->zisofs_by_magic << 8));
if(ret<0) { if(ret<0) {
Xorriso_report_iso_error(xorriso, "", ret, Xorriso_report_iso_error(xorriso, "", ret,
"Error when examining file content for zisofs headers", "Error when examining file content for zisofs headers",

View File

@ -9,7 +9,7 @@
.\" First parameter, NAME, should be all caps .\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1) .\" other parameters are allowed: see man(7), man(1)
.TH XORRISO 1 "Version 1.5.3, Oct 25, 2020" .TH XORRISO 1 "Version 1.5.3, Oct 27, 2020"
.\" Please adjust this date whenever revising the manpage. .\" Please adjust this date whenever revising the manpage.
.\" .\"
.\" Some roff macros, for reference: .\" Some roff macros, for reference:
@ -3108,11 +3108,12 @@ Parameters are:
.br .br
"by_magic=on" enables an expensive test at image generation time which checks "by_magic=on" enables an expensive test at image generation time which checks
files from disk whether they already are zisofs compressed, e.g. by program files from disk whether they already are zisofs compressed, e.g. by program
mkzftree. mkzftree. "by_magic=v2" enables processing of already zisofs2 compressed files
additionally to those of zisofs version 1. "by_magic=off" disables both.
.br .br
"version_2="off|as_needed|on enables the use of experimental version zisofs2 "version_2="off|as_needed|on enables compression by experimental version
which can encode files of size 4 GiB or larger. The Linux kernel (as of 5.9) zisofs2 which can encode files of size 4 GiB or larger. The Linux kernel
does not yet know this format and will complain like (as of 5.9) does not yet know this format and will complain like
.br .br
isofs: Unknown ZF compression algorithm: PZ isofs: Unknown ZF compression algorithm: PZ
.br .br

View File

@ -2644,8 +2644,10 @@ according to the setting of command -acl.
blocks. blocks.
"by_magic=on" enables an expensive test at image generation time "by_magic=on" enables an expensive test at image generation time
which checks files from disk whether they already are zisofs which checks files from disk whether they already are zisofs
compressed, e.g. by program mkzftree. compressed, e.g. by program mkzftree. "by_magic=v2" enables
"version_2="off|as_needed|on enables the use of experimental processing of already zisofs2 compressed files additionally to
those of zisofs version 1. "by_magic=off" disables both.
"version_2="off|as_needed|on enables compression by experimental
version zisofs2 which can encode files of size 4 GiB or larger. version zisofs2 which can encode files of size 4 GiB or larger.
The Linux kernel (as of 5.9) does not yet know this format and will The Linux kernel (as of 5.9) does not yet know this format and will
complain like complain like
@ -5505,7 +5507,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -chown sets ownership in ISO image: Manip. (line 43) * -chown sets ownership in ISO image: Manip. (line 43)
* -chown_r sets ownership in ISO image: Manip. (line 47) * -chown_r sets ownership in ISO image: Manip. (line 47)
* -clone copies ISO directory tree: Insert. (line 185) * -clone copies ISO directory tree: Insert. (line 185)
* -close controls media closing: SetWrite. (line 466) * -close controls media closing: SetWrite. (line 468)
* -close_damaged closes damaged track and session: Writing. (line 205) * -close_damaged closes damaged track and session: Writing. (line 205)
* -close_filter_list bans filter registration: Filter. (line 50) * -close_filter_list bans filter registration: Filter. (line 50)
* -commit writes pending ISO image: Writing. (line 27) * -commit writes pending ISO image: Writing. (line 27)
@ -5535,11 +5537,11 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -drive_access control device file locking: AqDrive. (line 72) * -drive_access control device file locking: AqDrive. (line 72)
* -drive_class controls drive accessability: AqDrive. (line 43) * -drive_class controls drive accessability: AqDrive. (line 43)
* -du show directory size in ISO image: Navigate. (line 78) * -du show directory size in ISO image: Navigate. (line 78)
* -dummy controls write simulation: SetWrite. (line 458) * -dummy controls write simulation: SetWrite. (line 460)
* -dus show directory size in ISO image: Navigate. (line 81) * -dus show directory size in ISO image: Navigate. (line 81)
* -dusx show directory size on disk: Navigate. (line 88) * -dusx show directory size on disk: Navigate. (line 88)
* -dux show directory size on disk: Navigate. (line 84) * -dux show directory size on disk: Navigate. (line 84)
* -dvd_obs set write block size: SetWrite. (line 395) * -dvd_obs set write block size: SetWrite. (line 397)
* -early_stdio_test classifies stdio drives: Loading. (line 341) * -early_stdio_test classifies stdio drives: Loading. (line 341)
* -ecma119_map names w/o Rock Ridge, Joliet: Loading. (line 229) * -ecma119_map names w/o Rock Ridge, Joliet: Loading. (line 229)
* -eject ejects drive tray: Writing. (line 50) * -eject ejects drive tray: Writing. (line 50)
@ -5559,7 +5561,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -follow softlinks and mount points: SetInsert. (line 69) * -follow softlinks and mount points: SetInsert. (line 69)
* -format formats media: Writing. (line 87) * -format formats media: Writing. (line 87)
* -for_backup -acl,-xattr,-hardlinks,-md5: Loading. (line 215) * -for_backup -acl,-xattr,-hardlinks,-md5: Loading. (line 215)
* -fs sets size of fifo: SetWrite. (line 461) * -fs sets size of fifo: SetWrite. (line 463)
* -getfacl shows ACL in ISO image: Navigate. (line 60) * -getfacl shows ACL in ISO image: Navigate. (line 60)
* -getfacl_r shows ACL in ISO image: Navigate. (line 66) * -getfacl_r shows ACL in ISO image: Navigate. (line 66)
* -getfattr shows xattr in ISO image: Navigate. (line 69) * -getfattr shows xattr in ISO image: Navigate. (line 69)
@ -5604,7 +5606,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -mark sets synchronizing message: Frontend. (line 23) * -mark sets synchronizing message: Frontend. (line 23)
* -md5 controls handling of MD5 sums: Loading. (line 184) * -md5 controls handling of MD5 sums: Loading. (line 184)
* -mkdir creates ISO directory: Insert. (line 177) * -mkdir creates ISO directory: Insert. (line 177)
* -modesty_on_drive keep drive buffer hungry: SetWrite. (line 401) * -modesty_on_drive keep drive buffer hungry: SetWrite. (line 403)
* -mount issues mount command for ISO session: Restore. (line 153) * -mount issues mount command for ISO session: Restore. (line 153)
* -mount_cmd composes mount command line: Inquiry. (line 49) * -mount_cmd composes mount command line: Inquiry. (line 49)
* -mount_cmd controls mount command: Inquiry. (line 65) * -mount_cmd controls mount command: Inquiry. (line 65)
@ -5623,7 +5625,7 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -out_charset sets output character set: SetWrite. (line 285) * -out_charset sets output character set: SetWrite. (line 285)
* -overwrite enables overwriting in ISO: SetInsert. (line 131) * -overwrite enables overwriting in ISO: SetInsert. (line 131)
* -pacifier controls pacifier text form: Emulation. (line 166) * -pacifier controls pacifier text form: Emulation. (line 166)
* -padding sets amount or mode of image padding: SetWrite. (line 489) * -padding sets amount or mode of image padding: SetWrite. (line 491)
* -page set terminal geometry: DialogCtl. (line 18) * -page set terminal geometry: DialogCtl. (line 18)
* -paste_in copies file into disk file: Restore. (line 121) * -paste_in copies file into disk file: Restore. (line 121)
* -pathspecs sets meaning of = with -add: SetInsert. (line 115) * -pathspecs sets meaning of = with -add: SetInsert. (line 115)
@ -5681,12 +5683,12 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -signal_handling controls handling of system signals: Exception. * -signal_handling controls handling of system signals: Exception.
(line 66) (line 66)
* -sleep waits for a given time span: Scripting. (line 113) * -sleep waits for a given time span: Scripting. (line 113)
* -speed set write speed: SetWrite. (line 366) * -speed set write speed: SetWrite. (line 368)
* -split_size enables large file splitting: SetInsert. (line 145) * -split_size enables large file splitting: SetInsert. (line 145)
* -status shows current settings: Scripting. (line 44) * -status shows current settings: Scripting. (line 44)
* -status_history_max curbs -status history: Scripting. (line 52) * -status_history_max curbs -status history: Scripting. (line 52)
* -stdio_sync controls stdio buffer: SetWrite. (line 451) * -stdio_sync controls stdio buffer: SetWrite. (line 453)
* -stream_recording controls defect management: SetWrite. (line 384) * -stream_recording controls defect management: SetWrite. (line 386)
* -system_id sets system id: SetWrite. (line 205) * -system_id sets system id: SetWrite. (line 205)
* -tell_media_space reports free space: Inquiry. (line 98) * -tell_media_space reports free space: Inquiry. (line 98)
* -temp_mem_limit curbs memory consumption: Scripting. (line 96) * -temp_mem_limit curbs memory consumption: Scripting. (line 96)
@ -5699,13 +5701,13 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -update_l inserts paths if different <1>: Insert. (line 128) * -update_l inserts paths if different <1>: Insert. (line 128)
* -update_li inserts paths if different: Insert. (line 124) * -update_li inserts paths if different: Insert. (line 124)
* -update_r inserts paths if different: Insert. (line 110) * -update_r inserts paths if different: Insert. (line 110)
* -use_immed_bit controls use of Immed bit: SetWrite. (line 439) * -use_immed_bit controls use of Immed bit: SetWrite. (line 441)
* -use_readline enables readline for dialog: DialogCtl. (line 26) * -use_readline enables readline for dialog: DialogCtl. (line 26)
* -version prints help text: Scripting. (line 22) * -version prints help text: Scripting. (line 22)
* -volid sets volume id: SetWrite. (line 168) * -volid sets volume id: SetWrite. (line 168)
* -volset_id sets volume set id: SetWrite. (line 188) * -volset_id sets volume set id: SetWrite. (line 188)
* -volume_date sets volume timestamp: SetWrite. (line 211) * -volume_date sets volume timestamp: SetWrite. (line 211)
* -write_type chooses TAO or SAO/DAO: SetWrite. (line 482) * -write_type chooses TAO or SAO/DAO: SetWrite. (line 484)
* -x enables automatic execution order of arguments: ArgSort. (line 16) * -x enables automatic execution order of arguments: ArgSort. (line 16)
* -xattr controls handling of xattr (EA): Loading. (line 172) * -xattr controls handling of xattr (EA): Loading. (line 172)
* -zisofs controls zisofs production: SetWrite. (line 296) * -zisofs controls zisofs production: SetWrite. (line 296)
@ -5738,7 +5740,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Backup, enable features, -for_backup: Loading. (line 215) * Backup, enable features, -for_backup: Loading. (line 215)
* Backup, scdbackup checksum tag, -scdbackup: Emulation. (line 179) * Backup, scdbackup checksum tag, -scdbackup: Emulation. (line 179)
* Blank media, _definition: Media. (line 29) * Blank media, _definition: Media. (line 29)
* Blank, format, Immed bit, -use_immed_bit: SetWrite. (line 439) * Blank, format, Immed bit, -use_immed_bit: SetWrite. (line 441)
* Blind growing, _definition: Methods. (line 41) * Blind growing, _definition: Methods. (line 41)
* Bootability, control, -boot_image: Bootable. (line 75) * Bootability, control, -boot_image: Bootable. (line 75)
* Bugs, reporting: Bugreport. (line 6) * Bugs, reporting: Bugreport. (line 6)
@ -6001,26 +6003,26 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Verify, file checksum, -check_md5: Verify. (line 184) * Verify, file checksum, -check_md5: Verify. (line 184)
* Verify, file tree checksums, -check_md5_r: Verify. (line 198) * Verify, file tree checksums, -check_md5_r: Verify. (line 198)
* Verify, preset -check_media, -check_media_defaults: Verify. (line 40) * Verify, preset -check_media, -check_media_defaults: Verify. (line 40)
* Write, block size, -dvd_obs: SetWrite. (line 395) * Write, block size, -dvd_obs: SetWrite. (line 397)
* Write, bootability, -boot_image: Bootable. (line 75) * Write, bootability, -boot_image: Bootable. (line 75)
* Write, buffer syncing, -stdio_sync: SetWrite. (line 451) * Write, buffer syncing, -stdio_sync: SetWrite. (line 453)
* Write, close media, -close: SetWrite. (line 466) * Write, close media, -close: SetWrite. (line 468)
* Write, compliance to specs, -compliance: SetWrite. (line 62) * Write, compliance to specs, -compliance: SetWrite. (line 62)
* Write, defect management, -stream_recording: SetWrite. (line 384) * Write, defect management, -stream_recording: SetWrite. (line 386)
* Write, disable Rock Ridge, -rockridge: SetWrite. (line 57) * Write, disable Rock Ridge, -rockridge: SetWrite. (line 57)
* Write, drive buffer, -modesty_on_drive: SetWrite. (line 401) * Write, drive buffer, -modesty_on_drive: SetWrite. (line 403)
* Write, enable HFS+, -hfsplus: SetWrite. (line 14) * Write, enable HFS+, -hfsplus: SetWrite. (line 14)
* Write, enable Joliet, -joliet: SetWrite. (line 10) * Write, enable Joliet, -joliet: SetWrite. (line 10)
* Write, fifo size, -fs: SetWrite. (line 461) * Write, fifo size, -fs: SetWrite. (line 463)
* Write, free space, -tell_media_space: Inquiry. (line 98) * Write, free space, -tell_media_space: Inquiry. (line 98)
* Write, log problematic disk files, -errfile_log: Scripting. (line 116) * Write, log problematic disk files, -errfile_log: Scripting. (line 116)
* Write, log written sessions, -session_log: Scripting. (line 134) * Write, log written sessions, -session_log: Scripting. (line 134)
* Write, padding image, -padding: SetWrite. (line 489) * Write, padding image, -padding: SetWrite. (line 491)
* Write, pending ISO image, -commit: Writing. (line 27) * Write, pending ISO image, -commit: Writing. (line 27)
* Write, predict image size, -print_size: Inquiry. (line 86) * Write, predict image size, -print_size: Inquiry. (line 86)
* Write, set speed, -speed: SetWrite. (line 366) * Write, set speed, -speed: SetWrite. (line 368)
* Write, simulation, -dummy: SetWrite. (line 458) * Write, simulation, -dummy: SetWrite. (line 460)
* Write, TAO or SAO/DAO, -write_type: SetWrite. (line 482) * Write, TAO or SAO/DAO, -write_type: SetWrite. (line 484)
* xattr, control handling, -xattr: Loading. (line 172) * xattr, control handling, -xattr: Loading. (line 172)
* xattr, set in ISO image, -setfattr: Manip. (line 103) * xattr, set in ISO image, -setfattr: Manip. (line 103)
* xattr, set in ISO image, -setfattr_list: Manip. (line 120) * xattr, set in ISO image, -setfattr_list: Manip. (line 120)
@ -6052,41 +6054,41 @@ Node: CmdFind88338
Node: Filter107267 Node: Filter107267
Node: Writing111889 Node: Writing111889
Node: SetWrite124144 Node: SetWrite124144
Node: Bootable152784 Node: Bootable152942
Node: Jigdo179869 Node: Jigdo180027
Node: Charset184872 Node: Charset185030
Node: Exception188201 Node: Exception188359
Node: DialogCtl194330 Node: DialogCtl194488
Node: Inquiry196932 Node: Inquiry197090
Node: Navigate205814 Node: Navigate205972
Node: Verify214521 Node: Verify214679
Node: Restore225670 Node: Restore225828
Node: Emulation234836 Node: Emulation234994
Node: Scripting245292 Node: Scripting245450
Node: Frontend253075 Node: Frontend253233
Node: Examples262701 Node: Examples262859
Node: ExDevices263879 Node: ExDevices264037
Node: ExCreate264540 Node: ExCreate264698
Node: ExDialog265840 Node: ExDialog265998
Node: ExGrowing267111 Node: ExGrowing267269
Node: ExModifying267920 Node: ExModifying268078
Node: ExBootable268430 Node: ExBootable268588
Node: ExCharset268985 Node: ExCharset269143
Node: ExPseudo269881 Node: ExPseudo270039
Node: ExCdrecord270808 Node: ExCdrecord270966
Node: ExMkisofs271128 Node: ExMkisofs271286
Node: ExGrowisofs273025 Node: ExGrowisofs273183
Node: ExException274178 Node: ExException274336
Node: ExTime274636 Node: ExTime274794
Node: ExIncBackup275094 Node: ExIncBackup275252
Node: ExRestore279120 Node: ExRestore279278
Node: ExRecovery280066 Node: ExRecovery280224
Node: Files280638 Node: Files280796
Node: Environ281972 Node: Environ282130
Node: Seealso282720 Node: Seealso282878
Node: Bugreport283437 Node: Bugreport283595
Node: Legal284028 Node: Legal284186
Node: CommandIdx285040 Node: CommandIdx285198
Node: ConceptIdx302656 Node: ConceptIdx302814
 
End Tag Table End Tag Table

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@ -50,7 +50,7 @@
@c man .\" First parameter, NAME, should be all caps @c man .\" First parameter, NAME, should be all caps
@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection @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 .\" other parameters are allowed: see man(7), man(1)
@c man .TH XORRISO 1 "Version 1.5.3, Oct 25, 2020" @c man .TH XORRISO 1 "Version 1.5.3, Oct 27, 2020"
@c man .\" Please adjust this date whenever revising the manpage. @c man .\" Please adjust this date whenever revising the manpage.
@c man .\" @c man .\"
@c man .\" Some roff macros, for reference: @c man .\" Some roff macros, for reference:
@ -3621,11 +3621,12 @@ Parameters are:
@* @*
"by_magic=on" enables an expensive test at image generation time which checks "by_magic=on" enables an expensive test at image generation time which checks
files from disk whether they already are zisofs compressed, e.g. by program files from disk whether they already are zisofs compressed, e.g. by program
mkzftree. mkzftree. "by_magic=v2" enables processing of already zisofs2 compressed files
additionally to those of zisofs version 1. "by_magic=off" disables both.
@* @*
"version_2="off|as_needed|on enables the use of experimental version zisofs2 "version_2="off|as_needed|on enables compression by experimental version
which can encode files of size 4 GiB or larger. The Linux kernel (as of 5.9) zisofs2 which can encode files of size 4 GiB or larger. The Linux kernel
does not yet know this format and will complain like (as of 5.9) does not yet know this format and will complain like
@* @*
isofs: Unknown ZF compression algorithm: PZ isofs: Unknown ZF compression algorithm: PZ
@* @*

View File

@ -1 +1 @@
#define Xorriso_timestamP "2020.10.25.160005" #define Xorriso_timestamP "2020.10.27.113831"