ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/pbcdedit/pbcdedit

Comparing pbcdedit/pbcdedit (file contents):
Revision 1.9 by root, Wed Aug 14 22:54:28 2019 UTC vs.
Revision 1.39 by root, Thu Aug 15 23:49:22 2019 UTC

…		…
17	#	17	#
18	# You should have received a copy of the GNU General Public License	18	# You should have received a copy of the GNU General Public License
19	# along with this program. If not, see <https://www.gnu.org/licenses/>.	19	# along with this program. If not, see <https://www.gnu.org/licenses/>.
20	#	20	#
21		21
22	use 5.014; # numerous features needed	22	use 5.016; # numerous features need 5.14, __SUB__ needs 5.16
23		23
24	our $VERSION = '1.0';	24	our $VERSION = '1.2';
25	our $JSON_VERSION = 1; # the versiobn of the json objects generated by this program	25	our $JSON_VERSION = 2; # the version of the json objects generated by this program
		26
		27	our $CHANGELOG = <<EOF;
		28	1.2 Fri Aug 16 00:20:41 CEST 2019
		29	- bcde element names now depend on the bcd object type they are in,
		30	also affects "elements" output.
		31	- json schema bumped to 2.
		32	- new version command.
		33	- numerous minor bugfixes.
		34
		35	EOF
26		36
27	=head1 NAME	37	=head1 NAME
28		38
29	pbcdedit - portable boot configuration data (BCD) store editor	39	pbcdedit - portable boot configuration data (BCD) store editor
30		40
31	=head1 SYNOPSIS	41	=head1 SYNOPSIS
32		42
33	pbcdedit help # output manual page	43	pbcdedit help # output manual page
		44	pbcdedit version # output version and changelog
		45
34	pbcdedit export path/to/BCD # output BCD hive as JSON	46	pbcdedit export path/to/BCD # output BCD hive as JSON
35	pbcdedit import path/to/bcd # convert standard input to BCD hive	47	pbcdedit import path/to/BCD # convert standard input to BCD hive
36	pbcdedit edit path/to/BCD edit-instructions...	48	pbcdedit edit path/to/BCD edit-instructions...
37		49
38	pbcdedit objects # list all supported object aliases and types	50	pbcdedit objects # list all supported object aliases and types
39	pbcdedit elements # list all supported bcd element aliases	51	pbcdedit elements # list all supported bcd element aliases
40		52
…		…
58		70
59	=item Does not rely on Windows	71	=item Does not rely on Windows
60		72
61	As the "portable" in the name implies, this program does not rely on	73	As the "portable" in the name implies, this program does not rely on
62	C<bcdedit> or other windows programs or libraries, it works on any system	74	C<bcdedit> or other windows programs or libraries, it works on any system
63	that supports at least perl version 5.14.	75	that supports at least perl version 5.16.
64		76
65	=item Decodes and encodes BCD device elements	77	=item Decodes and encodes BCD device elements
66		78
67	PBCDEDIT can concisely decode and encode BCD device element contents. This	79	PBCDEDIT can concisely decode and encode BCD device element contents. This
68	is pretty unique, and offers a lot of potential that can't be realised	80	is pretty unique, and offers a lot of potential that can't be realised
…		…
75	sensitive data.	87	sensitive data.
76		88
77	=back	89	=back
78		90
79	The target audience for this program is professionals and tinkerers who	91	The target audience for this program is professionals and tinkerers who
80	are rewady to invest time into learning how it works. It is not an easy	92	are ready to invest time into learning how it works. It is not an easy
81	program to use and requires patience and a good understanding of BCD data	93	program to use and requires patience and a good understanding of BCD
82	stores.	94	stores.
83		95
84		96
85	=head1 SUBCOMMANDS	97	=head1 SUBCOMMANDS
86		98
87	PCBEDIT expects a subcommand as first argument that tells it what to	99	PBCDEDIT expects a subcommand as first argument that tells it what to
88	do. The following subcommands exist:	100	do. The following subcommands exist:
89		101
90	=over	102	=over
91		103
92	=item help	104	=item C<help>
93		105
94	Displays the whole manuale page (this document).	106	Displays the whole manual page (this document).
95		107
		108	=item C<version>
		109
		110	This outputs the PBCDEDIT version, the JSON schema version it uses and the
		111	full log of changes.
		112
96	=item export F<path>	113	=item C<export> F<path>
97		114
98	Reads a BCD data store and writes a JSON representation of it to standard	115	Reads a BCD data store and writes a JSON representation of it to standard
99	output.	116	output.
100		117
101	The format of the data is explained later in this document.	118	The format of the data is explained later in this document.
102		119
103	Example: read a BCD store, modify it wiht an extenral program, write it again.	120	Example: read a BCD store, modify it with an external program, write it
		121	again.
104		122
105	pbcdedit export BCD | modify-json-somehow | pbcdedit import BCD	123	pbcdedit export BCD | modify-json-somehow | pbcdedit import BCD
106		124
107	=item import F<path>	125	=item C<import> F<path>
108		126
109	The reverse of C<export>: Reads a JSON representation of a BCD data store	127	The reverse of C<export>: Reads a JSON representation of a BCD data store
110	from standard input, and creates or replaces the given BCD data store.	128	from standard input, and creates or replaces the given BCD data store.
111		129
112	=item edit F<path> instructions...	130	=item C<edit> F<path> I<instructions...>
113		131
114	Load a BCD data store, apply some instructions to it, and save it again.	132	Load a BCD data store, apply some instructions to it, and save it again.
115		133
116	See the section L<EDITING BCD DATA STORES>, below, for more info.	134	See the section L<EDITING BCD STORES>, below, for more info.
117		135
118	=item parse F<path> instructions...	136	=item C<parse> F<path> I<instructions...>
119		137
120	Same as C<edit>, above, except it doesn't save the data store again. Can	138	Same as C<edit>, above, except it doesn't save the data store again. Can
121	be useful to extract some data from it.	139	be useful to extract some data from it.
122		140
123	=item lsblk	141	=item C<lsblk>
124		142
125	On a GNU/Linux system, you can get a list of partition device descriptors	143	On a GNU/Linux system, you can get a list of partition device descriptors
126	using this command - the external C<lsblk> command is required, as well as	144	using this command - the external C<lsblk> command is required, as well as
127	a mounted C</sys> file system.	145	a mounted C</sys> file system.
128		146
129	The output will be a list of all partitions in the system and C<partition>	147	The output will be a list of all partitions in the system and C<partition>
130	descriptors for GPT and both C<legacypartition> and C<partition>	148	descriptors for GPT and both C<legacypartition> and C<partition>
131	descritpors for MBR partitions.	149	descriptors for MBR partitions.
132		150
133	=item objects [--json]	151	=item C<objects> [C<--json>]
134		152
135	Outputs two tables: a table listing all type aliases with their hex bcd	153	Outputs two tables: a table listing all type aliases with their hex BCD
136	element ID, and all object name aliases with their GUID and default type	154	element ID, and all object name aliases with their GUID and default type
137	(if any).	155	(if any).
138		156
139	With C<--json> it prints similar information as a JSON object, for easier parsing.	157	With C<--json> it prints similar information as a JSON object, for easier parsing.
140		158
141	=item elements [--json]	159	=item C<elements> [C<--json>]
142		160
143	Outputs a table of known element aliases with their hex ID and the format	161	Outputs a table of known element aliases with their hex ID and the format
144	type.	162	type.
145		163
146	With C<--json> it prints similar information as a JSON object, for easier parsing.	164	With C<--json> it prints similar information as a JSON object, for easier parsing.
147		165
148	=item export-regf F<path>	166	=item C<export-regf> F<path>
149		167
150	This has nothing to do with BCD data stores - it takes a registry hive	168	This has nothing to do with BCD stores, but simply exposes PCBEDIT's
		169	internal registry hive reader - it takes a registry hive file as argument
151	file as argument and outputs a JSON representation of it to standard	170	and outputs a JSON representation of it to standard output.
152	output.
153		171
154	Hive versions 1.2 till 1.6 are supported.	172	Hive versions 1.2 till 1.6 are supported.
155		173
156	=item import-regf F<path>	174	=item C<import-regf> F<path>
157		175
158	The reverse of C<export-regf>: reads a JSON representation of a registry	176	The reverse of C<export-regf>: reads a JSON representation of a registry
159	hive from standard input and creates or replaces the registry hive file given as	177	hive from standard input and creates or replaces the registry hive file
160	argument.	178	given as argument.
161		179
162	The written hive will always be in a slightly modified version 1.3	180	The written hive will always be in a slightly modified version 1.3
163	format. It's not the format windows would generate, but it should be	181	format. It's not the format windows would generate, but it should be
164	understood by any conformant hive reader.	182	understood by any conformant hive reader.
165		183
166	Note that the representation chosen by PBCDEDIT currently throws away	184	Note that the representation chosen by PBCDEDIT currently throws away
167	clasname data (often used for feeble attemtps at hiding stuff by	185	classname data (often used for feeble attempts at hiding stuff by
168	Microsoft) and security descriptors, so if you write anything other than	186	Microsoft) and security descriptors, so if you write anything other than
169	a BCD hive you will most likely destroy it.	187	a BCD hive you will most likely destroy it.
170		188
171	=back	189	=back
172		190
173		191
174	=head1 BCD DATA STORE REPRESENTATION FORMAT	192	=head1 BCD STORE REPRESENTATION FORMAT
175		193
176	A BCD data store is represented as a JSON object with one special key,	194	A BCD data store is represented as a JSON object with one special key,
177	C<meta>, and one key per BCD object. That is, each BCD object becomes	195	C<meta>, and one key per BCD object. That is, each BCD object becomes
178	one key-value pair in the object, and an additional key called C<meta>	196	one key-value pair in the object, and an additional key called C<meta>
179	contains meta information.	197	contains meta information.
…		…
215	}	233	}
216		234
217	=head2 Minimal BCD to boot windows	235	=head2 Minimal BCD to boot windows
218		236
219	Experimentally I found the following BCD is the minimum required to	237	Experimentally I found the following BCD is the minimum required to
220	successfully boot any post-XP version of Windows (suitable C<device> and	238	successfully boot any post-XP version of Windows (assuming suitable
221	C<osdevice> values, of course):	239	C<device> and C<osdevice> values, of course, and assuming a BIOS boot -
		240	for UEFI, you should use F<winload.efi> instead of F<winload.exe>):
222		241
223	{	242	{
224	"{bootmgr}" : {	243	"{bootmgr}" : {
225	"resumeobject" : "{45b547a7-8ca6-4417-9eb0-a257b61f35b4}"	244	"default" : "{45b547a7-8ca6-4417-9eb0-a257b61f35b4}"
226	},	245	},
227		246
228	"{45b547a7-8ca6-4417-9eb0-a257b61f35b1}" : {	247	"{45b547a7-8ca6-4417-9eb0-a257b61f35b1}" : {
229	"type" : "application::osloader",	248	"type" : "application::osloader",
230	"description" : "Windows Boot",	249	"description" : "Windows Boot",
…		…
242	=head2 The C<meta> key	261	=head2 The C<meta> key
243		262
244	The C<meta> key is not stored in the BCD data store but is used only	263	The C<meta> key is not stored in the BCD data store but is used only
245	by PBCDEDIT. It is always generated when exporting, and importing will	264	by PBCDEDIT. It is always generated when exporting, and importing will
246	be refused when it exists and the version stored inside doesn't store	265	be refused when it exists and the version stored inside doesn't store
247	the JSON schema version of PBCDEDIT. This ensures that differemt and	266	the JSON schema version of PBCDEDIT. This ensures that different and
248	incompatible versions of PBCDEDIT will not read and misinterüret each	267	incompatible versions of PBCDEDIT will not read and misinterpret each
249	others data.	268	others data.
250		269
251	=head2 The object keys	270	=head2 The object keys
252		271
253	Every other key is a BCD object. There is usually a BCD object for the	272	Every other key is a BCD object. There is usually a BCD object for the
254	boot manager, one for every boot option and a few others that store common	273	boot manager, one for every boot option and a few others that store common
255	settings inherited by these.	274	settings inherited by these.
256		275
257	Each BCD object is represented by a GUID wrapped in curly braces. These	276	Each BCD object is represented by a GUID wrapped in curly braces. These
258	are usually random GUIDs used only to distinguish bCD objects from each	277	are usually random GUIDs used only to distinguish BCD objects from each
259	other. When adding a new boot option, you can simply generate a new GUID.	278	other. When adding a new boot option, you can simply generate a new GUID.
260		279
261	Some of these GUIDs are fixed well known GUIDs which PBCDEDIT will decode	280	Some of these GUIDs are fixed well known GUIDs which PBCDEDIT will decode
262	into human-readable strings such as C<{globalsettings}>, which is the same	281	into human-readable strings such as C<{globalsettings}>, which is the same
263	as C<{7ea2e1ac-2e61-4728-aaa3-896d9d0a9f0e}>.	282	as C<{7ea2e1ac-2e61-4728-aaa3-896d9d0a9f0e}>.
…		…
297	get a list of all BCD elements known to PBCDEDIT by running F<pbcdedit	316	get a list of all BCD elements known to PBCDEDIT by running F<pbcdedit
298	elements>.	317	elements>.
299		318
300	What was said about duplicate keys mapping to the same object is true for	319	What was said about duplicate keys mapping to the same object is true for
301	elements as well, so, again, you should always use the canonical name,	320	elements as well, so, again, you should always use the canonical name,
302	whcih is the human radable alias, if known.	321	which is the human readable alias, if known.
303		322
304	=head3 BCD element types	323	=head3 BCD element types
305		324
306	Each BCD element has a type such as I<string> or I<boolean>. This type	325	Each BCD element has a type such as I<string> or I<boolean>. This type
307	determines how the value is interpreted, and most of them are pretty easy	326	determines how the value is interpreted, and most of them are pretty easy
…		…
319	"description" : "Windows 10",	338	"description" : "Windows 10",
320	"systemroot" : "\\Windows",	339	"systemroot" : "\\Windows",
321		340
322	=item boolean	341	=item boolean
323		342
324	Almost as simnple are booleans, which represent I<true>/I<false>,	343	Almost as simple are booleans, which represent I<true>/I<false>,
325	I<on>/I<off> and similar values. In the JSON form, true is represented	344	I<on>/I<off> and similar values. In the JSON form, true is represented
326	by the number C<1>, and false is represented by the number C<0>. Other	345	by the number C<1>, and false is represented by the number C<0>. Other
327	values will be accepted, but PBCDEDIT doesn't guarantee how these are	346	values will be accepted, but PBCDEDIT doesn't guarantee how these are
328	interpreted.	347	interpreted.
329		348
…		…
335		354
336	=item integer	355	=item integer
337		356
338	Again, very simple, this is a 64 bit integer. IT can be either specified	357	Again, very simple, this is a 64 bit integer. IT can be either specified
339	as a decimal number, as a hex number (by prefixing it with C<0x>) or as a	358	as a decimal number, as a hex number (by prefixing it with C<0x>) or as a
340	binatry number (prefix C<0b>).	359	binary number (prefix C<0b>).
341		360
342	For example, the boot C<timeout> is an integer, specifying the automatic	361	For example, the boot C<timeout> is an integer, specifying the automatic
343	boot delay in seconds:	362	boot delay in seconds:
344		363
345	"timeout" : 30,	364	"timeout" : 30,
346		365
347	=item integer list	366	=item integer list
348		367
349	This is a list of 64 bit integers separated by whitespace. It is not used	368	This is a list of 64 bit integers separated by whitespace. It is not used
350	much, so here is a somewhat artificial an untested exanmple of using	369	much, so here is a somewhat artificial an untested example of using
351	C<customactions> to specify a certain custom, eh, action to be executed	370	C<customactions> to specify a certain custom, eh, action to be executed
352	when pressing C<F10> at boot:	371	when pressing C<F10> at boot:
353		372
354	"customactions" : "0x1000044000001 0x54000001",	373	"customactions" : "0x1000044000001 0x54000001",
355		374
356	=item guid	375	=item guid
357		376
358	This represents a single GUID value wrqapped in curly braces. It is used a	377	This represents a single GUID value wrapped in curly braces. It is used a
359	lot to refer from one BCD object to other one.	378	lot to refer from one BCD object to other one.
360		379
361	For example, The C<{bootmgr}> object might refer to a resume boot option	380	For example, The C<{bootmgr}> object might refer to a resume boot option
362	using C<resumeobject>:	381	using C<default>:
363		382
364	"resumeobject" : "{7ae02178-821d-11e7-8813-1c872c5f5ab0}",	383	"default" : "{7ae02178-821d-11e7-8813-1c872c5f5ab0}",
365		384
366	Human readable aliases are used and allowed.	385	Human readable aliases are used and allowed.
367		386
368	=item guid list	387	=item guid list
369		388
370	Similar to te guid type, this represents a list of such GUIDs, separated	389	Similar to the GUID type, this represents a list of such GUIDs, separated
371	by whitespace from each other.	390	by whitespace from each other.
372		391
373	For example, many BCD objects can I<inherit> elements from other BCD	392	For example, many BCD objects can I<inherit> elements from other BCD
374	objects by specifying the GUIDs of those other objects ina GUID list	393	objects by specifying the GUIDs of those other objects in a GUID list
375	called surprisingly called C<inherit>:	394	called surprisingly called C<inherit>:
376		395
377	"inherit" : "{dbgsettings} {emssettings} {badmemory}",	396	"inherit" : "{dbgsettings} {emssettings} {badmemory}",
378		397
379	This example also shows how human readable aliases can be used.	398	This example also shows how human readable aliases can be used.
…		…
388	=back	407	=back
389		408
390	=head4 The BCD "device" element type	409	=head4 The BCD "device" element type
391		410
392	Device elements specify, well, devices. They are used for such diverse	411	Device elements specify, well, devices. They are used for such diverse
393	purposes such as finding a TFTP network boot imagem serial ports or VMBUS	412	purposes such as finding a TFTP network boot image, serial ports or VMBUS
394	devices, but most commonly they are used to specify the disk (harddisk,	413	devices, but most commonly they are used to specify the disk (harddisk,
395	cdrom ramdisk, vhd...) to boot from.	414	cdrom, ramdisk, vhd...) to boot from.
396		415
397	The device element is kind of a mini-language in its own which is much	416	The device element is kind of a mini-language in its own which is much
398	more versatile then the limited windows interface to it - BCDEDIT -	417	more versatile then the limited windows interface to it - BCDEDIT -
399	reveals.	418	reveals.
400		419
…		…
403	element, so almost everything known about it had to be researched first	422	element, so almost everything known about it had to be researched first
404	in the process of writing this script, and consequently, support for BCD	423	in the process of writing this script, and consequently, support for BCD
405	device elements is partial only.	424	device elements is partial only.
406		425
407	On the other hand, the expressive power of PBCDEDIT in specifying devices	426	On the other hand, the expressive power of PBCDEDIT in specifying devices
408	is much bigger than BCDEDIT and therefore more cna be don with it. The	427	is much bigger than BCDEDIT and therefore more can be done with it. The
409	downside is that BCD device elements are much more complicated than what	428	downside is that BCD device elements are much more complicated than what
410	you might think from reading the BCDEDIT documentation.	429	you might think from reading the BCDEDIT documentation.
411		430
412	In other words, simple things are complicated, and complicated things are	431	In other words, simple things are complicated, and complicated things are
413	possible.	432	possible.
414		433
415	Anyway, the general syntax of device elements is an optional GUID,	434	Anyway, the general syntax of device elements is an optional GUID,
416	followed by a device type, optionally followed by hexdecimal flags in	435	followed by a device type, optionally followed by hexadecimal flags in
417	angle brackets, optionally followed by C<=> and a comma-separated list of	436	angle brackets, optionally followed by C<=> and a comma-separated list of
418	arguments, some of which can be (and often are) in turn devices again.	437	arguments, some of which can be (and often are) in turn devices again.
419		438
420	[{GUID}]type[<flags>][=arg,arg...]	439	[{GUID}]type[<flags>][=arg,arg...]
421		440
…		…
447	The types understood and used by PBCDEDIT are as follows (keep in mind	466	The types understood and used by PBCDEDIT are as follows (keep in mind
448	that not of all the following is necessarily supported in PBCDEDIT):	467	that not of all the following is necessarily supported in PBCDEDIT):
449		468
450	=over	469	=over
451		470
452	=item binary=hex...	471	=item C<binary=>I<hex...>
453		472
454	This type isn't actually a real BCD element type, but a fallback for those	473	This type isn't actually a real BCD element type, but a fallback for those
455	cases where PBCDEDIT can't perfectly decode a device element (except for	474	cases where PBCDEDIT can't perfectly decode a device element (except for
456	the leading GUID, which it can always decode). In such cases, it will	475	the leading GUID, which it can always decode). In such cases, it will
457	convert the device into this type with a hexdump of the element data.	476	convert the device into this type with a hexdump of the element data.
458		477
459	=item null	478	=item C<null>
460		479
461	This is another special type - sometimes, a device all zero-filled, which	480	This is another special type - sometimes, a device all zero-filled, which
462	is not valid. This can mark the absence of a device or something PBCDEDIT	481	is not valid. This can mark the absence of a device or something PBCDEDIT
463	does not understand, so it decodes it into this special "all zero" type	482	does not understand, so it decodes it into this special "all zero" type
464	called C<null>.	483	called C<null>.
465		484
466	It's most commonly found in devices that can use an optional parent	485	It's most commonly found in devices that can use an optional parent
467	device, when no parent device is used.	486	device, when no parent device is used.
468		487
469	=item boot	488	=item C<boot>
470		489
471	Another type without parameters, this refers to the device that was booted	490	Another type without parameters, this refers to the device that was booted
472	from (nowadays typically the EFI system partition).	491	from (nowadays typically the EFI system partition).
473		492
474	=item vmbus=interfacetype,interfaceinstance	493	=item C<vmbus=>I<interfacetype>,I<interfaceinstance>
475		494
476	This specifies a VMBUS device with the given interface type and interface	495	This specifies a VMBUS device with the given interface type and interface
477	instance, both of which are "naked" (no curly braces) GUIDs.	496	instance, both of which are "naked" (no curly braces) GUIDs.
478		497
479	Made-up example (couldn't find a single example on the web):	498	Made-up example (couldn't find a single example on the web):
480		499
481	vmbus=c376c1c3-d276-48d2-90a9-c04748072c60,12345678-a234-b234-c234-d2345678abcd	500	vmbus=c376c1c3-d276-48d2-90a9-c04748072c60,12345678-a234-b234-c234-d2345678abcd
482		501
483	=item partition=<parent>,devicetype,partitiontype,diskid,partitionid	502	=item C<partition=><I<parent>>,I<devicetype>,I<partitiontype>,I<diskid>,I<partitionid>
484		503
485	This designates a specific partition on a block device. C<< <parent>	504	This designates a specific partition on a block device. I<parent> is an
486	>> is an optional parent device on which to search on, and is often	505	optional parent device on which to search on, and is often C<null>. Note
487	C<null>. Note that the anfgle brackets are part of the syntax.	506	that the angle brackets around I<parent> are part of the syntax.
488		507
489	C<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,	508	I<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,
490	C<file> or C<vhd>, where the first three should be self-explaining,	509	C<file> or C<vhd>, where the first three should be self-explaining,
491	C<file> is usually used to locate a device by finding a magic file, and	510	C<file> is usually used to locate a file to be used as a disk image,
492	C<vhd> is used for virtual harddisks - F<.vhd> and F<-vhdx> files.	511	and C<vhd> is used to treat files as virtual harddisks, i.e. F<vhd> and
		512	F<vhdx> files.
493		513
494	The C<partitiontype> is either C<mbr>, C<gpt> or C<raw>, the latter being	514	The I<partitiontype> is either C<mbr>, C<gpt> or C<raw>, the latter being
495	used for devices without partitions, such as cdroms, where the "partition"	515	used for devices without partitions, such as cdroms, where the "partition"
496	is usually the whole device.	516	is usually the whole device.
497		517
498	The C<diskid> identifies the disk or device using a unique signature, and	518	The I<diskid> identifies the disk or device using a unique signature, and
499	the same is true for the C<partitionid>. How these are interpreted depends	519	the same is true for the I<partitionid>. How these are interpreted depends
500	on the C<partitiontype>:	520	on the I<partitiontype>:
501		521
502	=over	522	=over
503		523
504	=item mbr	524	=item C<mbr>
505		525
506	The C<diskid> is the 32 bit disk signature stored at offset 0x1b8 in the	526	The C<diskid> is the 32 bit disk signature stored at offset 0x1b8 in the
507	MBR, interpreted as a 32 bit unsigned little endian integer and written as	527	MBR, interpreted as a 32 bit unsigned little endian integer and written as
508	hex number. That is, the bytes C<01 02 03 04> would become C<04030201>.	528	hex number. That is, the bytes C<01 02 03 04> would become C<04030201>.
509		529
510	Diskpart (using the C<DETAIL> command) and the C<lsblk> comamnd typically	530	Diskpart (using the C<DETAIL> command) and the C<lsblk> command typically
511	found on GNU/Linux systems (using e.g. C<lsblk -o NAME,PARTUUID>) can	531	found on GNU/Linux systems (using e.g. C<lsblk -o NAME,PARTUUID>) can
512	display the disk id.	532	display the I<diskid>.
513		533
514	The C<partitionid> is the byte offset(!) of the partition counting from	534	The I<partitionid> is the byte offset(!) of the partition counting from
515	the beginning of the MBR.	535	the beginning of the MBR.
516		536
517	Example, use the partition on the harddisk with C<diskid> C<47cbc08a>	537	Example, use the partition on the harddisk with I<diskid> C<47cbc08a>
518	starting at sector C<2048> (= 1048576 / 512).	538	starting at sector C<2048> (= 1048576 / 512).
519		539
520	partition=<null>,harddisk,mbr,47cbc08a,1048576	540	partition=<null>,harddisk,mbr,47cbc08a,1048576
521		541
522	=item gpt	542	=item C<gpt>
523		543
524	The C<diskid> is the disk UUID/disk identifier GUID from the partition	544	The I<diskid> is the disk GUID/disk identifier GUID from the partition
525	table (as displayed e.g. by C<gdisk>), and the C<partitionid> is the	545	table (as displayed e.g. by F<gdisk>), and the I<partitionid> is the
526	partition unique GUID (displayed using e.g. the C<gdisk> C<i> command).	546	partition unique GUID (displayed using e.g. the F<gdisk> F<i> command).
527		547
528	Example: use the partition C<76d39e5f-ad1b-407e-9c05-c81eb83b57dd> on GPT	548	Example: use the partition C<76d39e5f-ad1b-407e-9c05-c81eb83b57dd> on GPT
529	disk C<9742e468-9206-48a0-b4e4-c4e9745a356a>.	549	disk C<9742e468-9206-48a0-b4e4-c4e9745a356a>.
530		550
531	partition=<null>,harddisk,gpt,9742e468-9206-48a0-b4e4-c4e9745a356a,76d39e5f-ad1b-407e-9c05-c81eb83b57dd	551	partition=<null>,harddisk,gpt,9742e468-9206-48a0-b4e4-c4e9745a356a,76d39e5f-ad1b-407e-9c05-c81eb83b57dd
532		552
533	=item raw	553	=item C<raw>
534		554
535	Instead of diskid and partitionid, this type only accepts a decimal disk	555	Instead of I<diskid> and I<partitionid>, this type only accepts a decimal
536	number and signifies the whole disk. BCDEDIT cannot display the resulting	556	disk number and signifies the whole disk. BCDEDIT cannot display the
537	device, and I am doubtful whether it has a useful effect.	557	resulting device, and I am doubtful whether it has a useful effect.
538		558
539	=back	559	=back
540		560
541	=item legacypartition=<parent>,devicetype,partitiontype,diskid,partitionid	561	=item C<legacypartition=><I<parent>>,I<devicetype>,I<partitiontype>,I<diskid>,I<partitionid>
542		562
543	This is exactly the same as the C<partition> type, except for a tiny	563	This is exactly the same as the C<partition> type, except for a tiny
544	detail: instead of using the partition start offset, this type uses the	564	detail: instead of using the partition start offset, this type uses the
545	partition number for MBR disks. Behaviour other partition types should be	565	partition number for MBR disks. Behaviour other partition types should be
546	the same.	566	the same.
547		567
548	The partition number starts at C<1> and skips unused partition, so if	568	The partition number starts at C<1> and skips unused partition, so if
549	there are two primary partitions and another partition inside the extended	569	there are two primary partitions and another partition inside the extended
550	partition, the primary partitions are number C<1> and C<2> and the	570	partition, the primary partitions are number C<1> and C<2> and the
551	partition inside the extended partition is number C<3>, rwegardless of any	571	partition inside the extended partition is number C<3>, regardless of any
552	gaps.	572	gaps.
553		573
554	=item locate=<parent>,locatetype,locatearg	574	=item C<locate=><I<parent>>,I<locatetype>,I<locatearg>
555		575
556	This device description will make the bootloader search for a partition	576	This device description will make the bootloader search for a partition
557	with a given path.	577	with a given path.
558		578
559	The C<< <parent> >> device is the device to search on (angle brackets are	579	The I<parent> device is the device to search on (angle brackets are
560	still part of the syntax!) If it is C<< <null> >>, then C<locate> will	580	still part of the syntax!) If it is C<null>, then C<locate> will
561	search all disks it can find.	581	search all disks it can find.
562		582
563	C<locatetype> is either C<element> or C<path>, and merely distinguishes	583	I<locatetype> is either C<element> or C<path>, and merely distinguishes
564	between two different ways to specify the path to search for: C<element>	584	between two different ways to specify the path to search for: C<element>
565	uses an element ID (either as hex or as name) as C<locatearg> and C<path>	585	uses an element ID (either as hex or as name) as I<locatearg> and C<path>
566	uses a relative path as C<locatearg>.	586	uses a relative path as I<locatearg>.
567		587
568	Example: find any partition which has the C<magicfile.xxx> path in the	588	Example: find any partition which has the F<magicfile.xxx> path in the
569	root.	589	root.
570		590
571	locate=<null>,path,\magicfile.xxx	591	locate=<null>,path,\magicfile.xxx
572		592
573	Example: find any partition which has the path specified in the	593	Example: find any partition which has the path specified in the
574	C<systemroot> element (typically C<\Windows>).	594	C<systemroot> element (typically F<\Windows>).
575		595
576	locate=<null>,element,systemroot	596	locate=<null>,element,systemroot
577		597
578	=item block=devicetype,args...	598	=item C<block=>I<devicetype>,I<args...>
579		599
580	Last not least, the most complex type, C<block>, which... specifies block	600	Last not least, the most complex type, C<block>, which... specifies block
581	devices (which could be inside a F<vhdx> file for example).	601	devices (which could be inside a F<vhdx> file for example).
582		602
583	C<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,	603	I<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,
584	C<file> or C<vhd> - the same as for C<partiion=>.	604	C<file> or C<vhd> - the same as for C<partiion=>.
585		605
586	The remaining arguments change depending on the C<devicetype>:	606	The remaining arguments change depending on the I<devicetype>:
587		607
588	=over	608	=over
589		609
590	=item block=file,<parent>,path	610	=item C<block=file>,<I<parent>>,I<path>
591		611
592	Interprets the C<< <parent> >> device (typically a partition) as a	612	Interprets the I<parent> device (typically a partition) as a
593	filesystem and specifies a file path inside.	613	filesystem and specifies a file path inside.
594		614
595	=item block=vhd,<parent>	615	=item C<block=vhd>,<I<parent>>
596		616
597	Pretty much just changes the interpretation of C<< <parent> >>, which is	617	Pretty much just changes the interpretation of I<parent>, which is
598	usually a disk image (C<block=file,...)>) to be a F<vhd> or F<vhdx> file.	618	usually a disk image (C<block=file,...)>) to be a F<vhd> or F<vhdx> file.
599		619
600	=item block=ramdisk,<parent>,base,size,offset,path	620	=item C<block=ramdisk>,<I<parent>>,I<base>,I<size>,I<offset>,I<path>
601		621
602	Interprets the C<< <parent> >> device as RAM disk, using the (decimal)	622	Interprets the I<parent> device as RAM disk, using the (decimal)
603	base address, byte size and byte offset inside a file specified by	623	base address, byte size and byte offset inside a file specified by
604	C<path>. The numbers are usually all C<0> because they cna be extracted	624	I<path>. The numbers are usually all C<0> because they can be extracted
605	from the RAM disk image or other parameters.	625	from the RAM disk image or other parameters.
606		626
607	This is most commonly used to boot C<wim> images.	627	This is most commonly used to boot C<wim> images.
608		628
609	=item block=floppy,drivenum	629	=item C<block=floppy>,I<drivenum>
610		630
611	Refers to a removable drive identified by a number. BCDEDIT cannot display	631	Refers to a removable drive identified by a number. BCDEDIT cannot display
612	the resultinfg device, and it is not clear what effect it will have.	632	the resulting device, and it is not clear what effect it will have.
613		633
614	=item block=cdrom,drivenum	634	=item C<block=cdrom>,I<drivenum>
615		635
616	Pretty much the same as C<floppy> but for CD-ROMs.	636	Pretty much the same as C<floppy> but for CD-ROMs.
617		637
618	=item anything else	638	=item anything else
619		639
…		…
623		643
624	=back5 Examples	644	=back5 Examples
625		645
626	This concludes the syntax overview for device elements, but probably	646	This concludes the syntax overview for device elements, but probably
627	leaves many questions open. I can't help with most of them, as I also ave	647	leaves many questions open. I can't help with most of them, as I also ave
628	many questions, but I can walk you through some actual examples using mroe	648	many questions, but I can walk you through some actual examples using more
629	complex aspects.	649	complex aspects.
630		650
631	=item locate=<block=vhd,<block=file,<locate=<null>,path,\disk.vhdx>,\disk.vhdx>>,element,path	651	=item C<< locate=<block=vhd,<block=file,<locate=<null>,path,\disk.vhdx>,\disk.vhdx>>,element,path >>
632		652
633	Just like with C declarations, you best treat device descriptors as	653	Just like with C declarations, you best treat device descriptors as
634	instructions to find your device and work your way from the inside out:	654	instructions to find your device and work your way from the inside out:
635		655
636	locate=<null>,path,\disk.vhdx	656	locate=<null>,path,\disk.vhdx
…		…
643	Next, this takes the device locate has found and finds a file called	663	Next, this takes the device locate has found and finds a file called
644	F<\disk.vhdx> on it. This is the same file locate was using, but that is	664	F<\disk.vhdx> on it. This is the same file locate was using, but that is
645	only because we find the device using the same path as finding the disk	665	only because we find the device using the same path as finding the disk
646	image, so this is purely incidental, although quite common.	666	image, so this is purely incidental, although quite common.
647		667
648	Bext, this file will be opened as a virtual disk:	668	Next, this file will be opened as a virtual disk:
649		669
650	block=vhd,<see above>	670	block=vhd,<see above>
651		671
652	And finally, inside this disk, another C<locate> will look for a partition	672	And finally, inside this disk, another C<locate> will look for a partition
653	with a path as specified in the C<path> element, which most likely will be	673	with a path as specified in the C<path> element, which most likely will be
…		…
656	locate=<see above>,element,path	676	locate=<see above>,element,path
657		677
658	As a result, this will boot the first Windows it finds on the first	678	As a result, this will boot the first Windows it finds on the first
659	F<disk.vhdx> disk image it can find anywhere.	679	F<disk.vhdx> disk image it can find anywhere.
660		680
661	=item locate=<block=vhd,<block=file,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,\win10.vhdx>>,element,path	681	=item C<< locate=<block=vhd,<block=file,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,\win10.vhdx>>,element,path >>
662		682
663	Pretty much the same as the previous case, but witzh a bit of variance. First, look for a specific partition on	683	Pretty much the same as the previous case, but with a bit of
664	an MBR-partitioned disk:	684	variance. First, look for a specific partition on an MBR-partitioned disk:
665		685
666	partition=<null>,harddisk,mbr,47cbc08a,242643632128	686	partition=<null>,harddisk,mbr,47cbc08a,242643632128
667		687
668	Then open the file F<\win10.vhdx> on that partition:	688	Then open the file F<\win10.vhdx> on that partition:
669		689
…		…
675		695
676	And again the windows loader (or whatever is in C<path>) will be searched:	696	And again the windows loader (or whatever is in C<path>) will be searched:
677		697
678	locate=<see above>,element,path	698	locate=<see above>,element,path
679		699
680	=item {b097d2b2-bc00-11e9-8a9a-525400123456}block<1>=ramdisk,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,0,0,0,\boot.wim	700	=item C<< {b097d2b2-bc00-11e9-8a9a-525400123456}block<1>=ramdisk,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,0,0,0,\boot.wim >>
681		701
682	This is quite different. First, it starts with a GUID. This GUID belongs	702	This is quite different. First, it starts with a GUID. This GUID belongs
683	to a BCD object of type C<device>, which has additional parameters:	703	to a BCD object of type C<device>, which has additional parameters:
684		704
685	"{b097d2b2-bc00-11e9-8a9a-525400123456}" : {	705	"{b097d2b2-bc00-11e9-8a9a-525400123456}" : {
…		…
688	"ramdisksdidevice" : "partition=<null>,harddisk,mbr,47cbc08a,1048576",	708	"ramdisksdidevice" : "partition=<null>,harddisk,mbr,47cbc08a,1048576",
689	"ramdisksdipath" : "\boot.sdi"	709	"ramdisksdipath" : "\boot.sdi"
690	},	710	},
691		711
692	I will not go into many details, but this specifies a (presumably empty)	712	I will not go into many details, but this specifies a (presumably empty)
693	template ramdisk image (F<\boot.sdi>) that is used to initiaolize the	713	template ramdisk image (F<\boot.sdi>) that is used to initialize the
694	ramdisk. The F<\boot.wim> file is then extracted into it. As you cna also	714	ramdisk. The F<\boot.wim> file is then extracted into it. As you can also
695	see, this F<.sdi> file resides on a different C<partition>.	715	see, this F<.sdi> file resides on a different C<partition>.
696		716
697	Continuitn, as always, form the inside out, first this device descriptor	717	Continuing, as always, from the inside out, first this device descriptor
698	finds a specific partition:	718	finds a specific partition:
699		719
700	partition=<null>,harddisk,mbr,47cbc08a,242643632128	720	partition=<null>,harddisk,mbr,47cbc08a,242643632128
701		721
702	And then specifies a C<ramdisk> image on this partition:	722	And then specifies a C<ramdisk> image on this partition:
…		…
707	seems to be always there on this kind of entry.	727	seems to be always there on this kind of entry.
708		728
709	If you have some good examples to add here, feel free to mail me.	729	If you have some good examples to add here, feel free to mail me.
710		730
711		731
712	=head1 EDITING BCD DATA STORES	732	=head1 EDITING BCD STORES
713		733
714	The C<edit> and C<parse> subcommands allow you to read a BCD data store	734	The C<edit> and C<parse> subcommands allow you to read a BCD data store
715	and modify it or extract data from it. This is done by exyecuting a series	735	and modify it or extract data from it. This is done by executing a series
716	of "editing instructions" which are explained here.	736	of "editing instructions" which are explained here.
717		737
718	=over	738	=over
719		739
720	=item get I<object> I<element>	740	=item C<get> I<object> I<element>
721		741
722	Reads the BCD element I<element> from the BCD object I<object> and writes	742	Reads the BCD element I<element> from the BCD object I<object> and writes
723	it to standard output, followed by a newline. The I<object> can be a GUID	743	it to standard output, followed by a newline. The I<object> can be a GUID
724	or a human-readable alias, or the special string C<{default}>, which will	744	or a human-readable alias, or the special string C<{default}>, which will
725	refer to the default BCD object.	745	refer to the default BCD object.
726		746
727	Example: find description of the default BCD object.	747	Example: find description of the default BCD object.
728		748
729	pbcdedit parse BCD get "{default}" description	749	pbcdedit parse BCD get "{default}" description
730		750
731	=item set I<object> I<element> I<value>	751	=item C<set> I<object> I<element> I<value>
732		752
733	Similar to C<get>, but sets the element to the given I<value> instead.	753	Similar to C<get>, but sets the element to the given I<value> instead.
734		754
735	Example: change bootmgr default too	755	Example: change the bootmgr default too
736	C<{b097d2ad-bc00-11e9-8a9a-525400123456}>:	756	C<{b097d2ad-bc00-11e9-8a9a-525400123456}>:
737		757
738	pbcdedit edit BCD set "{bootmgr}" resumeobject "{b097d2ad-bc00-11e9-8a9a-525400123456}"	758	pbcdedit edit BCD set "{bootmgr}" default "{b097d2ad-bc00-11e9-8a9a-525400123456}"
739		759
740	=item eval I<perlcode>	760	=item C<eval> I<perlcode>
741		761
742	This takes the next argument, interprets it as Perl code and	762	This takes the next argument, interprets it as Perl code and
743	evaluates it. This allows you to do more complicated modifications or	763	evaluates it. This allows you to do more complicated modifications or
744	extractions.	764	extractions.
745		765
…		…
764	The example given for C<get>, above, could be expressed like this with	784	The example given for C<get>, above, could be expressed like this with
765	C<eval>:	785	C<eval>:
766		786
767	pbcdedit edit BCD eval 'say $BCD->{$DEFAULT}{description}'	787	pbcdedit edit BCD eval 'say $BCD->{$DEFAULT}{description}'
768		788
769	The example given for C<set> could be expresed like this:	789	The example given for C<set> could be expressed like this:
770		790
771	pbcdedit edit BCD eval '$BCD->{$DEFAULT}{resumeobject} = "{b097d2ad-bc00-11e9-8a9a-525400123456}"'	791	pbcdedit edit BCD eval '$BCD->{"{bootmgr}"{default} = "{b097d2ad-bc00-11e9-8a9a-525400123456}"'
772		792
773	=item do I<path>	793	=item C<do> I<path>
774		794
775	Similar to C<eval>, above, but instead of using the argument as perl code,	795	Similar to C<eval>, above, but instead of using the argument as perl code,
776	it loads the perl code from the given file and executes it. This makes it	796	it loads the perl code from the given file and executes it. This makes it
777	easier to write more complicated or larger programs.	797	easier to write more complicated or larger programs.
778		798
779	=back	799	=back
780		800
		801
781	=head1 SEE ALSO	802	=head1 SEE ALSO
782		803
783	For ideas on what you can do, and some introductory material, try	804	For ideas on what you can do with BCD stores in
		805	general, and some introductory material, try
784	L<http://www.mistyprojects.co.uk/documents/BCDEdit/index.html>.	806	L<http://www.mistyprojects.co.uk/documents/BCDEdit/index.html>.
785		807
786	For good reference on BCD objects and elements, see Geoff Chappels pages	808	For good reference on which BCD objects and
		809	elements exist, see Geoff Chappell's pages at
787	at L<http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm>.	810	L<http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm>.
788		811
789	=head1 AUTHOR	812	=head1 AUTHOR
790		813
791	Written by Marc A. Lehmann <pbcdedit@schmorp.de>.	814	Written by Marc A. Lehmann L<pbcdedit@schmorp.de>.
792		815
793	=head1 REPORTING BUGS	816	=head1 REPORTING BUGS
794		817
795	Bugs can be reported dorectly tt he author at L<pcbedit@schmorp.de>.	818	Bugs can be reported directly the author at L<pcbedit@schmorp.de>.
796		819
797	=head1 BUGS AND SHORTCOMINGS	820	=head1 BUGS AND SHORTCOMINGS
798		821
799	This should be a module. Of a series of modules, even.	822	This should be a module. Of a series of modules, even.
800		823
801	Registry code should preserve classname and security descriptor data, and	824	Registry code should preserve classname and security descriptor data, and
802	whatever else is necessary to read and write any registry hive file.	825	whatever else is necessary to read and write any registry hive file.
803		826
804	I am also not happy with device descriptors being strings rather than a	827	I am also not happy with device descriptors being strings rather than a
805	data structure, but strings are probably better for command line usage. In	828	data structure, but strings are probably better for command line usage. In
806	any case,. device descriptors could be converted by simply "splitting" at	829	any case, device descriptors could be converted by simply "splitting" at
807	"=" and "," into an array reference, recursively.	830	"=" and "," into an array reference, recursively.
808		831
809	=head1 HOMEPAGE	832	=head1 HOMEPAGE
810		833
811	Original versions of this program can be found at	834	Original versions of this program can be found at
…		…
818	free to change and redistribute it. There is NO WARRANTY, to the extent	841	free to change and redistribute it. There is NO WARRANTY, to the extent
819	permitted by law.	842	permitted by law.
820		843
821	=cut	844	=cut
822		845
823	BEGIN { require "common/sense.pm"; common::sense->import } # common sense is optional, but recommended	846	# common sense is optional, but recommended
		847	BEGIN { eval { require "common/sense.pm"; } && common::sense->import }
824		848
825	use Data::Dump;	849	no warnings 'portable'; # avoid 32 bit integer warnings
		850
826	use Encode ();	851	use Encode ();
827	use List::Util ();	852	use List::Util ();
828	use IO::Handle ();	853	use IO::Handle ();
829	use Time::HiRes ();	854	use Time::HiRes ();
830		855
…		…
853	or die "$path: short read\n";	878	or die "$path: short read\n";
854		879
855	$buf	880	$buf
856	}	881	}
857		882
858	# sources and resources used for this:	883	# sources and resources used for writing pbcdedit
		884	#
859	# registry:	885	# registry:
860	# https://github.com/msuhanov/regf/blob/master/Windows%20registry%20file%20format%20specification.md	886	# https://github.com/msuhanov/regf/blob/master/Windows%20registry%20file%20format%20specification.md
861	# http://amnesia.gtisc.gatech.edu/~moyix/suzibandit.ltd.uk/MSc/	887	# http://amnesia.gtisc.gatech.edu/~moyix/suzibandit.ltd.uk/MSc/
862	# bcd:	888	# bcd:
863	# http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm	889	# http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm
…		…
1351	sub BCDE_FORMAT_GUID_LIST () { 0x04000000 }	1377	sub BCDE_FORMAT_GUID_LIST () { 0x04000000 }
1352	sub BCDE_FORMAT_INTEGER () { 0x05000000 }	1378	sub BCDE_FORMAT_INTEGER () { 0x05000000 }
1353	sub BCDE_FORMAT_BOOLEAN () { 0x06000000 }	1379	sub BCDE_FORMAT_BOOLEAN () { 0x06000000 }
1354	sub BCDE_FORMAT_INTEGER_LIST () { 0x07000000 }	1380	sub BCDE_FORMAT_INTEGER_LIST () { 0x07000000 }
1355		1381
1356	sub dec_device;
1357	sub enc_device;
1358
1359	sub enc_integer($) {	1382	sub enc_integer($) {
1360	no warnings 'portable'; # ugh
1361	my $value = shift;	1383	my $value = shift;
1362	$value = oct $value if $value =~ /^0[bBxX]/;	1384	$value = oct $value if $value =~ /^0[bBxX]/;
1363	unpack "H*", pack "Q<", $value	1385	unpack "H*", pack "Q<", $value
1364	}	1386	}
		1387
		1388	sub enc_device($$);
		1389	sub dec_device($$);
1365		1390
1366	our %bcde_dec = (	1391	our %bcde_dec = (
1367	BCDE_FORMAT_DEVICE , \&dec_device,	1392	BCDE_FORMAT_DEVICE , \&dec_device,
1368	# # for round-trip verification	1393	# # for round-trip verification
1369	# BCDE_FORMAT_DEVICE , sub {	1394	# BCDE_FORMAT_DEVICE , sub {
…		…
1379	BCDE_FORMAT_BOOLEAN , sub { shift eq "00" ? 0 : 1 },	1404	BCDE_FORMAT_BOOLEAN , sub { shift eq "00" ? 0 : 1 },
1380	BCDE_FORMAT_INTEGER_LIST, sub { join " ", unpack "Q*", pack "H*", shift }, # not sure if this cna be 4 bytes	1405	BCDE_FORMAT_INTEGER_LIST, sub { join " ", unpack "Q*", pack "H*", shift }, # not sure if this cna be 4 bytes
1381	);	1406	);
1382		1407
1383	our %bcde_enc = (	1408	our %bcde_enc = (
1384	BCDE_FORMAT_DEVICE , sub { binary => enc_device shift },	1409	BCDE_FORMAT_DEVICE , sub { binary => enc_device $_[0], $_[1] },
1385	BCDE_FORMAT_STRING , sub { sz => shift },	1410	BCDE_FORMAT_STRING , sub { sz => shift },
1386	BCDE_FORMAT_GUID , sub { sz => "{" . (dec_guid enc_wguid shift) . "}" },	1411	BCDE_FORMAT_GUID , sub { sz => "{" . (dec_guid enc_wguid shift) . "}" },
1387	BCDE_FORMAT_GUID_LIST , sub { multi_sz => [map "{" . (dec_guid enc_wguid $_) . "}", split /\s+/, shift ] },	1412	BCDE_FORMAT_GUID_LIST , sub { multi_sz => [map "{" . (dec_guid enc_wguid $_) . "}", split /\s+/, shift ] },
1388	BCDE_FORMAT_INTEGER , sub { binary => enc_integer shift },	1413	BCDE_FORMAT_INTEGER , sub { binary => enc_integer shift },
1389	BCDE_FORMAT_BOOLEAN , sub { binary => shift ? "01" : "00" },	1414	BCDE_FORMAT_BOOLEAN , sub { binary => shift ? "01" : "00" },
1390	BCDE_FORMAT_INTEGER_LIST, sub { binary => join "", map enc_integer $_, split /\s+/, shift },	1415	BCDE_FORMAT_INTEGER_LIST, sub { binary => join "", map enc_integer $_, split /\s+/, shift },
1391	);	1416	);
1392		1417
1393	# BCD Elements	1418	# BCD Elements
1394	our %bcde = (	1419	our %bcde_byclass = (
		1420	any => {
1395	0x11000001 => 'device',	1421	0x11000001 => 'device',
1396	0x12000002 => 'path',	1422	0x12000002 => 'path',
1397	0x12000004 => 'description',	1423	0x12000004 => 'description',
1398	0x12000005 => 'locale',	1424	0x12000005 => 'locale',
1399	0x14000006 => 'inherit',	1425	0x14000006 => 'inherit',
1400	0x15000007 => 'truncatememory',	1426	0x15000007 => 'truncatememory',
1401	0x14000008 => 'recoverysequence',	1427	0x14000008 => 'recoverysequence',
1402	0x16000009 => 'recoveryenabled',	1428	0x16000009 => 'recoveryenabled',
1403	0x1700000a => 'badmemorylist',	1429	0x1700000a => 'badmemorylist',
1404	0x1600000b => 'badmemoryaccess',	1430	0x1600000b => 'badmemoryaccess',
1405	0x1500000c => 'firstmegabytepolicy',	1431	0x1500000c => 'firstmegabytepolicy',
1406	0x1500000d => 'relocatephysical',	1432	0x1500000d => 'relocatephysical',
1407	0x1500000e => 'avoidlowmemory',	1433	0x1500000e => 'avoidlowmemory',
1408	0x1600000f => 'traditionalkseg',	1434	0x1600000f => 'traditionalkseg',
1409	0x16000010 => 'bootdebug',	1435	0x16000010 => 'bootdebug',
1410	0x15000011 => 'debugtype',	1436	0x15000011 => 'debugtype',
1411	0x15000012 => 'debugaddress',	1437	0x15000012 => 'debugaddress',
1412	0x15000013 => 'debugport',	1438	0x15000013 => 'debugport',
1413	0x15000014 => 'baudrate',	1439	0x15000014 => 'baudrate',
1414	0x15000015 => 'channel',	1440	0x15000015 => 'channel',
1415	0x12000016 => 'targetname',	1441	0x12000016 => 'targetname',
1416	0x16000017 => 'noumex',	1442	0x16000017 => 'noumex',
1417	0x15000018 => 'debugstart',	1443	0x15000018 => 'debugstart',
1418	0x12000019 => 'busparams',	1444	0x12000019 => 'busparams',
1419	0x1500001a => 'hostip',	1445	0x1500001a => 'hostip',
1420	0x1500001b => 'port',	1446	0x1500001b => 'port',
1421	0x1600001c => 'dhcp',	1447	0x1600001c => 'dhcp',
1422	0x1200001d => 'key',	1448	0x1200001d => 'key',
1423	0x1600001e => 'vm',	1449	0x1600001e => 'vm',
1424	0x16000020 => 'bootems',	1450	0x16000020 => 'bootems',
1425	0x15000022 => 'emsport',	1451	0x15000022 => 'emsport',
1426	0x15000023 => 'emsbaudrate',	1452	0x15000023 => 'emsbaudrate',
1427	0x12000030 => 'loadoptions',	1453	0x12000030 => 'loadoptions',
1428	0x16000040 => 'advancedoptions',	1454	0x16000040 => 'advancedoptions',
1429	0x16000041 => 'optionsedit',	1455	0x16000041 => 'optionsedit',
1430	0x15000042 => 'keyringaddress',	1456	0x15000042 => 'keyringaddress',
1431	0x11000043 => 'bootstatdevice',	1457	0x11000043 => 'bootstatdevice',
1432	0x12000044 => 'bootstatfilepath',	1458	0x12000044 => 'bootstatfilepath',
1433	0x16000045 => 'preservebootstat',	1459	0x16000045 => 'preservebootstat',
1434	0x16000046 => 'graphicsmodedisabled',	1460	0x16000046 => 'graphicsmodedisabled',
1435	0x15000047 => 'configaccesspolicy',	1461	0x15000047 => 'configaccesspolicy',
1436	0x16000048 => 'nointegritychecks',	1462	0x16000048 => 'nointegritychecks',
1437	0x16000049 => 'testsigning',	1463	0x16000049 => 'testsigning',
1438	0x1200004a => 'fontpath',	1464	0x1200004a => 'fontpath',
1439	0x1500004b => 'integrityservices',	1465	0x1500004b => 'integrityservices',
1440	0x1500004c => 'volumebandid',	1466	0x1500004c => 'volumebandid',
1441	0x16000050 => 'extendedinput',	1467	0x16000050 => 'extendedinput',
1442	0x15000051 => 'initialconsoleinput',	1468	0x15000051 => 'initialconsoleinput',
1443	0x15000052 => 'graphicsresolution',	1469	0x15000052 => 'graphicsresolution',
1444	0x16000053 => 'restartonfailure',	1470	0x16000053 => 'restartonfailure',
1445	0x16000054 => 'highestmode',	1471	0x16000054 => 'highestmode',
1446	0x16000060 => 'isolatedcontext',	1472	0x16000060 => 'isolatedcontext',
1447	0x15000065 => 'displaymessage',	1473	0x15000065 => 'displaymessage',
1448	0x15000066 => 'displaymessageoverride',	1474	0x15000066 => 'displaymessageoverride',
1449	0x16000068 => 'nobootuxtext',	1475	0x16000068 => 'nobootuxtext',
1450	0x16000069 => 'nobootuxprogress',	1476	0x16000069 => 'nobootuxprogress',
1451	0x1600006a => 'nobootuxfade',	1477	0x1600006a => 'nobootuxfade',
1452	0x1600006b => 'bootuxreservepooldebug',	1478	0x1600006b => 'bootuxreservepooldebug',
1453	0x1600006c => 'bootuxdisabled',	1479	0x1600006c => 'bootuxdisabled',
1454	0x1500006d => 'bootuxfadeframes',	1480	0x1500006d => 'bootuxfadeframes',
1455	0x1600006e => 'bootuxdumpstats',	1481	0x1600006e => 'bootuxdumpstats',
1456	0x1600006f => 'bootuxshowstats',	1482	0x1600006f => 'bootuxshowstats',
1457	0x16000071 => 'multibootsystem',	1483	0x16000071 => 'multibootsystem',
1458	0x16000072 => 'nokeyboard',	1484	0x16000072 => 'nokeyboard',
1459	0x15000073 => 'aliaswindowskey',	1485	0x15000073 => 'aliaswindowskey',
1460	0x16000074 => 'bootshutdowndisabled',	1486	0x16000074 => 'bootshutdowndisabled',
1461	0x15000075 => 'performancefrequency',	1487	0x15000075 => 'performancefrequency',
1462	0x15000076 => 'securebootrawpolicy',	1488	0x15000076 => 'securebootrawpolicy',
1463	0x17000077 => 'allowedinmemorysettings',	1489	0x17000077 => 'allowedinmemorysettings',
1464	0x15000079 => 'bootuxtransitiontime',	1490	0x15000079 => 'bootuxtransitiontime',
1465	0x1600007a => 'mobilegraphics',	1491	0x1600007a => 'mobilegraphics',
1466	0x1600007b => 'forcefipscrypto',	1492	0x1600007b => 'forcefipscrypto',
1467	0x1500007d => 'booterrorux',	1493	0x1500007d => 'booterrorux',
1468	0x1600007e => 'flightsigning',	1494	0x1600007e => 'flightsigning',
1469	0x1500007f => 'measuredbootlogformat',	1495	0x1500007f => 'measuredbootlogformat',
1470	0x15000080 => 'displayrotation',	1496	0x15000080 => 'displayrotation',
1471	0x15000081 => 'logcontrol',	1497	0x15000081 => 'logcontrol',
1472	0x16000082 => 'nofirmwaresync',	1498	0x16000082 => 'nofirmwaresync',
1473	0x11000084 => 'windowssyspart',	1499	0x11000084 => 'windowssyspart',
1474	0x16000087 => 'numlock',	1500	0x16000087 => 'numlock',
1475	0x22000001 => 'bpbstring',	1501	0x26000202 => 'skipffumode',
		1502	0x26000203 => 'forceffumode',
		1503	0x25000510 => 'chargethreshold',
		1504	0x26000512 => 'offmodecharging',
		1505	0x25000aaa => 'bootflow',
		1506	0x45000001 => 'devicetype',
		1507	0x42000002 => 'applicationrelativepath',
		1508	0x42000003 => 'ramdiskdevicerelativepath',
		1509	0x46000004 => 'omitosloaderelements',
		1510	0x47000006 => 'elementstomigrate',
		1511	0x46000010 => 'recoveryos',
		1512	},
		1513	bootapp => {
		1514	0x26000145 => 'enablebootdebugpolicy',
		1515	0x26000146 => 'enablebootorderclean',
		1516	0x26000147 => 'enabledeviceid',
		1517	0x26000148 => 'enableffuloader',
		1518	0x26000149 => 'enableiuloader',
		1519	0x2600014a => 'enablemassstorage',
		1520	0x2600014b => 'enablerpmbprovisioning',
		1521	0x2600014c => 'enablesecurebootpolicy',
		1522	0x2600014d => 'enablestartcharge',
		1523	0x2600014e => 'enableresettpm',
		1524	},
		1525	bootmgr => {
1476	0x24000001 => 'displayorder',	1526	0x24000001 => 'displayorder',
1477	0x21000001 => 'filedevice',
1478	0x21000001 => 'osdevice',
1479	0x25000001 => 'passcount',
1480	0x26000001 => 'pxesoftreboot',
1481	0x22000002 => 'applicationname',
1482	0x24000002 => 'bootsequence',	1527	0x24000002 => 'bootsequence',
1483	0x22000002 => 'filepath',
1484	0x22000002 => 'systemroot',
1485	0x25000002 => 'testmix',
1486	0x26000003 => 'cacheenable',
1487	0x26000003 => 'customsettings',
1488	0x23000003 => 'default',	1528	0x23000003 => 'default',
1489	0x25000003 => 'failurecount',
1490	0x23000003 => 'resumeobject',
1491	0x26000004 => 'failuresenabled',
1492	0x26000004 => 'pae',
1493	0x26000004 => 'stampdisks',
1494	0x25000004 => 'testtofail',
1495	0x25000004 => 'timeout',	1529	0x25000004 => 'timeout',
1496	0x21000005 => 'associatedosdevice',
1497	0x26000005 => 'cacheenable',
1498	0x26000005 => 'resume',	1530	0x26000005 => 'resume',
1499	0x25000005 => 'stridefailcount',
1500	0x26000006 => 'debugoptionenabled',
1501	0x25000006 => 'invcfailcount',
1502	0x23000006 => 'resumeobject',	1531	0x23000006 => 'resumeobject',
1503	0x25000007 => 'bootux',
1504	0x25000007 => 'matsfailcount',
1505	0x24000007 => 'startupsequence',	1532	0x24000007 => 'startupsequence',
1506	0x25000008 => 'bootmenupolicy',
1507	0x25000008 => 'randfailcount',
1508	0x25000009 => 'chckrfailcount',
1509	0x26000010 => 'detecthal',
1510	0x24000010 => 'toolsdisplayorder',	1533	0x24000010 => 'toolsdisplayorder',
1511	0x22000011 => 'kernel',
1512	0x22000012 => 'hal',
1513	0x22000013 => 'dbgtransport',
1514	0x26000020 => 'displaybootmenu',	1534	0x26000020 => 'displaybootmenu',
1515	0x25000020 => 'nx',
1516	0x26000021 => 'noerrordisplay',	1535	0x26000021 => 'noerrordisplay',
1517	0x25000021 => 'pae',
1518	0x21000022 => 'bcddevice',	1536	0x21000022 => 'bcddevice',
1519	0x26000022 => 'winpe',
1520	0x22000023 => 'bcdfilepath',	1537	0x22000023 => 'bcdfilepath',
1521	0x26000024 => 'hormenabled',	1538	0x26000024 => 'hormenabled',
1522	0x26000024 => 'hormenabled',
1523	0x26000024 => 'nocrashautoreboot',
1524	0x26000025 => 'hiberboot',	1539	0x26000025 => 'hiberboot',
1525	0x26000025 => 'lastknowngood',
1526	0x26000026 => 'oslnointegritychecks',
1527	0x22000026 => 'passwordoverride',	1540	0x22000026 => 'passwordoverride',
1528	0x26000027 => 'osltestsigning',
1529	0x22000027 => 'pinpassphraseoverride',	1541	0x22000027 => 'pinpassphraseoverride',
1530	0x26000028 => 'processcustomactionsfirst',	1542	0x26000028 => 'processcustomactionsfirst',
1531	0x27000030 => 'customactions',	1543	0x27000030 => 'customactions',
1532	0x26000030 => 'nolowmem',
1533	0x26000031 => 'persistbootsequence',	1544	0x26000031 => 'persistbootsequence',
1534	0x25000031 => 'removememory',
1535	0x25000032 => 'increaseuserva',
1536	0x26000032 => 'skipstartupsequence',	1545	0x26000032 => 'skipstartupsequence',
1537	0x25000033 => 'perfmem',
1538	0x22000040 => 'fverecoveryurl',	1546	0x22000040 => 'fverecoveryurl',
1539	0x26000040 => 'vga',
1540	0x22000041 => 'fverecoverymessage',	1547	0x22000041 => 'fverecoverymessage',
		1548	},
		1549	device => {
		1550	0x35000001 => 'ramdiskimageoffset',
		1551	0x35000002 => 'ramdisktftpclientport',
		1552	0x31000003 => 'ramdisksdidevice',
		1553	0x32000004 => 'ramdisksdipath',
		1554	0x35000005 => 'ramdiskimagelength',
		1555	0x36000006 => 'exportascd',
		1556	0x35000007 => 'ramdisktftpblocksize',
		1557	0x35000008 => 'ramdisktftpwindowsize',
		1558	0x36000009 => 'ramdiskmcenabled',
		1559	0x3600000a => 'ramdiskmctftpfallback',
		1560	0x3600000b => 'ramdisktftpvarwindow',
		1561	},
		1562	memdiag => {
		1563	0x25000001 => 'passcount',
		1564	0x25000002 => 'testmix',
		1565	0x25000003 => 'failurecount',
		1566	0x26000003 => 'cacheenable',
		1567	0x25000004 => 'testtofail',
		1568	0x26000004 => 'failuresenabled',
		1569	0x25000005 => 'stridefailcount',
		1570	0x26000005 => 'cacheenable',
		1571	0x25000006 => 'invcfailcount',
		1572	0x25000007 => 'matsfailcount',
		1573	0x25000008 => 'randfailcount',
		1574	0x25000009 => 'chckrfailcount',
		1575	},
		1576	ntldr => {
		1577	0x22000001 => 'bpbstring',
		1578	},
		1579	osloader => {
		1580	0x21000001 => 'osdevice',
		1581	0x22000002 => 'systemroot',
		1582	0x23000003 => 'resumeobject',
		1583	0x26000004 => 'stampdisks',
		1584	0x26000010 => 'detecthal',
		1585	0x22000011 => 'kernel',
		1586	0x22000012 => 'hal',
		1587	0x22000013 => 'dbgtransport',
		1588	0x25000020 => 'nx',
		1589	0x25000021 => 'pae',
		1590	0x26000022 => 'winpe',
		1591	0x26000024 => 'nocrashautoreboot',
		1592	0x26000025 => 'lastknowngood',
		1593	0x26000026 => 'oslnointegritychecks',
		1594	0x26000027 => 'osltestsigning',
		1595	0x26000030 => 'nolowmem',
		1596	0x25000031 => 'removememory',
		1597	0x25000032 => 'increaseuserva',
		1598	0x25000033 => 'perfmem',
		1599	0x26000040 => 'vga',
1541	0x26000041 => 'quietboot',	1600	0x26000041 => 'quietboot',
1542	0x26000042 => 'novesa',	1601	0x26000042 => 'novesa',
1543	0x26000043 => 'novga',	1602	0x26000043 => 'novga',
1544	0x25000050 => 'clustermodeaddressing',	1603	0x25000050 => 'clustermodeaddressing',
1545	0x26000051 => 'usephysicaldestination',	1604	0x26000051 => 'usephysicaldestination',
1546	0x25000052 => 'restrictapiccluster',	1605	0x25000052 => 'restrictapiccluster',
1547	0x22000053 => 'evstore',	1606	0x22000053 => 'evstore',
1548	0x26000054 => 'uselegacyapicmode',	1607	0x26000054 => 'uselegacyapicmode',
1549	0x26000060 => 'onecpu',	1608	0x26000060 => 'onecpu',
1550	0x25000061 => 'numproc',	1609	0x25000061 => 'numproc',
1551	0x26000062 => 'maxproc',	1610	0x26000062 => 'maxproc',
1552	0x25000063 => 'configflags',	1611	0x25000063 => 'configflags',
1553	0x26000064 => 'maxgroup',	1612	0x26000064 => 'maxgroup',
1554	0x26000065 => 'groupaware',	1613	0x26000065 => 'groupaware',
1555	0x25000066 => 'groupsize',	1614	0x25000066 => 'groupsize',
1556	0x26000070 => 'usefirmwarepcisettings',	1615	0x26000070 => 'usefirmwarepcisettings',
1557	0x25000071 => 'msi',	1616	0x25000071 => 'msi',
1558	0x25000072 => 'pciexpress',	1617	0x25000072 => 'pciexpress',
1559	0x25000080 => 'safeboot',	1618	0x25000080 => 'safeboot',
1560	0x26000081 => 'safebootalternateshell',	1619	0x26000081 => 'safebootalternateshell',
1561	0x26000090 => 'bootlog',	1620	0x26000090 => 'bootlog',
1562	0x26000091 => 'sos',	1621	0x26000091 => 'sos',
1563	0x260000a0 => 'debug',	1622	0x260000a0 => 'debug',
1564	0x260000a1 => 'halbreakpoint',	1623	0x260000a1 => 'halbreakpoint',
1565	0x260000a2 => 'useplatformclock',	1624	0x260000a2 => 'useplatformclock',
1566	0x260000a3 => 'forcelegacyplatform',	1625	0x260000a3 => 'forcelegacyplatform',
1567	0x260000a4 => 'useplatformtick',	1626	0x260000a4 => 'useplatformtick',
1568	0x260000a5 => 'disabledynamictick',	1627	0x260000a5 => 'disabledynamictick',
1569	0x250000a6 => 'tscsyncpolicy',	1628	0x250000a6 => 'tscsyncpolicy',
1570	0x260000b0 => 'ems',	1629	0x260000b0 => 'ems',
1571	0x250000c0 => 'forcefailure',	1630	0x250000c0 => 'forcefailure',
1572	0x250000c1 => 'driverloadfailurepolicy',	1631	0x250000c1 => 'driverloadfailurepolicy',
1573	0x250000c2 => 'bootmenupolicy',	1632	0x250000c2 => 'bootmenupolicy',
1574	0x260000c3 => 'onetimeadvancedoptions',	1633	0x260000c3 => 'onetimeadvancedoptions',
1575	0x260000c4 => 'onetimeoptionsedit',	1634	0x260000c4 => 'onetimeoptionsedit',
1576	0x250000e0 => 'bootstatuspolicy',	1635	0x250000e0 => 'bootstatuspolicy',
1577	0x260000e1 => 'disableelamdrivers',	1636	0x260000e1 => 'disableelamdrivers',
1578	0x250000f0 => 'hypervisorlaunchtype',	1637	0x250000f0 => 'hypervisorlaunchtype',
1579	0x220000f1 => 'hypervisorpath',	1638	0x220000f1 => 'hypervisorpath',
1580	0x260000f2 => 'hypervisordebug',	1639	0x260000f2 => 'hypervisordebug',
1581	0x250000f3 => 'hypervisordebugtype',	1640	0x250000f3 => 'hypervisordebugtype',
1582	0x250000f4 => 'hypervisordebugport',	1641	0x250000f4 => 'hypervisordebugport',
1583	0x250000f5 => 'hypervisorbaudrate',	1642	0x250000f5 => 'hypervisorbaudrate',
1584	0x250000f6 => 'hypervisorchannel',	1643	0x250000f6 => 'hypervisorchannel',
1585	0x250000f7 => 'bootux',	1644	0x250000f7 => 'bootux',
1586	0x260000f8 => 'hypervisordisableslat',	1645	0x260000f8 => 'hypervisordisableslat',
1587	0x220000f9 => 'hypervisorbusparams',	1646	0x220000f9 => 'hypervisorbusparams',
1588	0x250000fa => 'hypervisornumproc',	1647	0x250000fa => 'hypervisornumproc',
1589	0x250000fb => 'hypervisorrootprocpernode',	1648	0x250000fb => 'hypervisorrootprocpernode',
1590	0x260000fc => 'hypervisoruselargevtlb',	1649	0x260000fc => 'hypervisoruselargevtlb',
1591	0x250000fd => 'hypervisorhostip',	1650	0x250000fd => 'hypervisorhostip',
1592	0x250000fe => 'hypervisorhostport',	1651	0x250000fe => 'hypervisorhostport',
1593	0x250000ff => 'hypervisordebugpages',	1652	0x250000ff => 'hypervisordebugpages',
1594	0x25000100 => 'tpmbootentropy',	1653	0x25000100 => 'tpmbootentropy',
1595	0x22000110 => 'hypervisorusekey',	1654	0x22000110 => 'hypervisorusekey',
1596	0x22000112 => 'hypervisorproductskutype',	1655	0x22000112 => 'hypervisorproductskutype',
1597	0x25000113 => 'hypervisorrootproc',	1656	0x25000113 => 'hypervisorrootproc',
1598	0x26000114 => 'hypervisordhcp',	1657	0x26000114 => 'hypervisordhcp',
1599	0x25000115 => 'hypervisoriommupolicy',	1658	0x25000115 => 'hypervisoriommupolicy',
1600	0x26000116 => 'hypervisorusevapic',	1659	0x26000116 => 'hypervisorusevapic',
1601	0x22000117 => 'hypervisorloadoptions',	1660	0x22000117 => 'hypervisorloadoptions',
1602	0x25000118 => 'hypervisormsrfilterpolicy',	1661	0x25000118 => 'hypervisormsrfilterpolicy',
1603	0x25000119 => 'hypervisormmionxpolicy',	1662	0x25000119 => 'hypervisormmionxpolicy',
1604	0x2500011a => 'hypervisorschedulertype',	1663	0x2500011a => 'hypervisorschedulertype',
1605	0x25000120 => 'xsavepolicy',	1664	0x25000120 => 'xsavepolicy',
1606	0x25000121 => 'xsaveaddfeature0',	1665	0x25000121 => 'xsaveaddfeature0',
1607	0x25000122 => 'xsaveaddfeature1',	1666	0x25000122 => 'xsaveaddfeature1',
1608	0x25000123 => 'xsaveaddfeature2',	1667	0x25000123 => 'xsaveaddfeature2',
1609	0x25000124 => 'xsaveaddfeature3',	1668	0x25000124 => 'xsaveaddfeature3',
1610	0x25000125 => 'xsaveaddfeature4',	1669	0x25000125 => 'xsaveaddfeature4',
1611	0x25000126 => 'xsaveaddfeature5',	1670	0x25000126 => 'xsaveaddfeature5',
1612	0x25000127 => 'xsaveaddfeature6',	1671	0x25000127 => 'xsaveaddfeature6',
1613	0x25000128 => 'xsaveaddfeature7',	1672	0x25000128 => 'xsaveaddfeature7',
1614	0x25000129 => 'xsaveremovefeature',	1673	0x25000129 => 'xsaveremovefeature',
1615	0x2500012a => 'xsaveprocessorsmask',	1674	0x2500012a => 'xsaveprocessorsmask',
1616	0x2500012b => 'xsavedisable',	1675	0x2500012b => 'xsavedisable',
1617	0x2500012c => 'kerneldebugtype',	1676	0x2500012c => 'kerneldebugtype',
1618	0x2200012d => 'kernelbusparams',	1677	0x2200012d => 'kernelbusparams',
1619	0x2500012e => 'kerneldebugaddress',	1678	0x2500012e => 'kerneldebugaddress',
1620	0x2500012f => 'kerneldebugport',	1679	0x2500012f => 'kerneldebugport',
1621	0x25000130 => 'claimedtpmcounter',	1680	0x25000130 => 'claimedtpmcounter',
1622	0x25000131 => 'kernelchannel',	1681	0x25000131 => 'kernelchannel',
1623	0x22000132 => 'kerneltargetname',	1682	0x22000132 => 'kerneltargetname',
1624	0x25000133 => 'kernelhostip',	1683	0x25000133 => 'kernelhostip',
1625	0x25000134 => 'kernelport',	1684	0x25000134 => 'kernelport',
1626	0x26000135 => 'kerneldhcp',	1685	0x26000135 => 'kerneldhcp',
1627	0x22000136 => 'kernelkey',	1686	0x22000136 => 'kernelkey',
1628	0x22000137 => 'imchivename',	1687	0x22000137 => 'imchivename',
1629	0x21000138 => 'imcdevice',	1688	0x21000138 => 'imcdevice',
1630	0x25000139 => 'kernelbaudrate',	1689	0x25000139 => 'kernelbaudrate',
1631	0x22000140 => 'mfgmode',	1690	0x22000140 => 'mfgmode',
1632	0x26000141 => 'event',	1691	0x26000141 => 'event',
1633	0x25000142 => 'vsmlaunchtype',	1692	0x25000142 => 'vsmlaunchtype',
1634	0x25000144 => 'hypervisorenforcedcodeintegrity',	1693	0x25000144 => 'hypervisorenforcedcodeintegrity',
1635	0x26000145 => 'enablebootdebugpolicy',
1636	0x26000146 => 'enablebootorderclean',
1637	0x26000147 => 'enabledeviceid',
1638	0x26000148 => 'enableffuloader',
1639	0x26000149 => 'enableiuloader',
1640	0x2600014a => 'enablemassstorage',
1641	0x2600014b => 'enablerpmbprovisioning',
1642	0x2600014c => 'enablesecurebootpolicy',
1643	0x2600014d => 'enablestartcharge',
1644	0x2600014e => 'enableresettpm',
1645	0x21000150 => 'systemdatadevice',	1694	0x21000150 => 'systemdatadevice',
1646	0x21000151 => 'osarcdevice',	1695	0x21000151 => 'osarcdevice',
1647	0x21000153 => 'osdatadevice',	1696	0x21000153 => 'osdatadevice',
1648	0x21000154 => 'bspdevice',	1697	0x21000154 => 'bspdevice',
1649	0x21000155 => 'bspfilepath',	1698	0x21000155 => 'bspfilepath',
1650	0x26000202 => 'skipffumode',	1699	},
1651	0x26000203 => 'forceffumode',	1700	resume => {
1652	0x25000510 => 'chargethreshold',	1701	0x21000001 => 'filedevice',
1653	0x26000512 => 'offmodecharging',	1702	0x22000002 => 'filepath',
1654	0x25000aaa => 'bootflow',	1703	0x26000003 => 'customsettings',
1655	0x35000001 => 'ramdiskimageoffset',	1704	0x26000004 => 'pae',
1656	0x35000002 => 'ramdisktftpclientport',	1705	0x21000005 => 'associatedosdevice',
1657	0x31000003 => 'ramdisksdidevice',	1706	0x26000006 => 'debugoptionenabled',
1658	0x32000004 => 'ramdisksdipath',	1707	0x25000007 => 'bootux',
1659	0x35000005 => 'ramdiskimagelength',	1708	0x25000008 => 'bootmenupolicy',
1660	0x36000006 => 'exportascd',	1709	0x26000024 => 'hormenabled',
1661	0x35000007 => 'ramdisktftpblocksize',	1710	},
1662	0x35000008 => 'ramdisktftpwindowsize',	1711	startup => {
1663	0x36000009 => 'ramdiskmcenabled',	1712	0x26000001 => 'pxesoftreboot',
1664	0x3600000a => 'ramdiskmctftpfallback',	1713	0x22000002 => 'applicationname',
1665	0x3600000b => 'ramdisktftpvarwindow',	1714	},
1666	0x45000001 => 'devicetype',
1667	0x42000002 => 'applicationrelativepath',
1668	0x42000003 => 'ramdiskdevicerelativepath',
1669	0x46000004 => 'omitosloaderelements',
1670	0x47000006 => 'elementstomigrate',
1671	0x46000010 => 'recoveryos',
1672	);	1715	);
1673		1716
1674	our %rbcde = reverse %bcde;	1717	# mask, value => class
		1718	our @bcde_typeclass = (
		1719	[0x00000000, 0x00000000, 'any'],
		1720	[0xf00fffff, 0x1000000a, 'bootapp'],
		1721	[0xf0ffffff, 0x2020000a, 'bootapp'],
		1722	[0xf00fffff, 0x10000001, 'bootmgr'],
		1723	[0xf00fffff, 0x10000002, 'bootmgr'],
		1724	[0xf0ffffff, 0x20200001, 'bootmgr'],
		1725	[0xf0ffffff, 0x20200002, 'bootmgr'],
		1726	[0xf0f00000, 0x20300000, 'device'],
		1727	[0xf0000000, 0x30000000, 'device'],
		1728	[0xf00fffff, 0x10000005, 'memdiag'],
		1729	[0xf0ffffff, 0x20200005, 'memdiag'],
		1730	[0xf00fffff, 0x10000006, 'ntldr'],
		1731	[0xf00fffff, 0x10000007, 'ntldr'],
		1732	[0xf0ffffff, 0x20200006, 'ntldr'],
		1733	[0xf0ffffff, 0x20200007, 'ntldr'],
		1734	[0xf00fffff, 0x10000003, 'osloader'],
		1735	[0xf0ffffff, 0x20200003, 'osloader'],
		1736	[0xf00fffff, 0x10000004, 'resume'],
		1737	[0xf0ffffff, 0x20200004, 'resume'],
		1738	[0xf00fffff, 0x10000009, 'startup'],
		1739	[0xf0ffffff, 0x20200009, 'startup'],
		1740	);
1675		1741
		1742	our %rbcde_byclass;
		1743
		1744	while (my ($k, $v) = each %bcde_byclass) {
		1745	$rbcde_byclass{$k} = { reverse %$v };
		1746	}
		1747
		1748	# decodes (numerical elem, type) to name
1676	sub dec_bcde_id($) {	1749	sub dec_bcde_id($$) {
		1750	for my $class (@bcde_typeclass) {
		1751	if (($_[1] & $class->[0]) == $class->[1]) {
		1752	if (my $id = $bcde_byclass{$class->[2]}{$_[0]}) {
		1753	return $id;
		1754	}
		1755	}
		1756	}
		1757
1677	$bcde{$_[0]} // sprintf "custom:%08x", $_[0]	1758	sprintf "custom:%08x", $_[0]
1678	}	1759	}
1679		1760
		1761	# encodes (elem as name, type)
1680	sub enc_bcde_id($) {	1762	sub enc_bcde_id($$) {
1681	$_[0] =~ /^custom:([0-9a-fA-F]{8}$)/	1763	$_[0] =~ /^custom:(?:0x)?([0-9a-fA-F]{8}$)/
1682	? hex $1	1764	and return hex $1;
1683	: $rbcde{$_[0]}	1765
		1766	for my $class (@bcde_typeclass) {
		1767	if (($_[1] & $class->[0]) == $class->[1]) {
		1768	if (my $value = $rbcde_byclass{$class->[2]}{$_[0]}) {
		1769	return $value;
		1770	}
		1771	}
		1772	}
		1773
		1774	undef
1684	}	1775	}
1685		1776
1686	# decode/encode bcd device element - the horror, no documentaion	1777	# decode/encode bcd device element - the horror, no documentaion
1687	# whatsoever, supercomplex, superinconsistent.	1778	# whatsoever, supercomplex, superinconsistent.
1688		1779
…		…
1692		1783
1693	our $NULL_DEVICE = "\x00" x 16;	1784	our $NULL_DEVICE = "\x00" x 16;
1694		1785
1695	# biggest bitch to decode, ever	1786	# biggest bitch to decode, ever
1696	# this decoded a device portion after the GUID	1787	# this decoded a device portion after the GUID
1697	sub dec_device_($);	1788	sub dec_device_($$);
1698	sub dec_device_($) {	1789	sub dec_device_($$) {
1699	my ($device) = @_;	1790	my ($device, $type) = @_;
1700		1791
1701	my $res;	1792	my $res;
1702		1793
1703	my ($type, $flags, $length, $pad) = unpack "VVVV", substr $device, 0, 4 * 4, "";	1794	my ($type, $flags, $length, $pad) = unpack "VVVV", substr $device, 0, 4 * 4, "";
1704		1795
…		…
1749		1840
1750	my $partid = $parttype eq "gpt" ? dec_guid $partdata	1841	my $partid = $parttype eq "gpt" ? dec_guid $partdata
1751	: $type eq "partition" ? unpack "Q<", $partdata # byte offset to partition start	1842	: $type eq "partition" ? unpack "Q<", $partdata # byte offset to partition start
1752	: unpack "L<", $partdata; # partition number, one-based	1843	: unpack "L<", $partdata; # partition number, one-based
1753		1844
1754	(my $parent, $device) = dec_device_ $device;	1845	(my $parent, $device) = dec_device_ $device, $type;
1755		1846
1756	$res .= "=";	1847	$res .= "=";
1757	$res .= "<$parent>";	1848	$res .= "<$parent>";
1758	$res .= ",$blocktype,$parttype,$diskid,$partid";	1849	$res .= ",$blocktype,$parttype,$diskid,$partid";
1759		1850
…		…
1779	or die "unsupported file descriptor version '$fver'\n";	1870	or die "unsupported file descriptor version '$fver'\n";
1780		1871
1781	$ftype == 5	1872	$ftype == 5
1782	or die "unsupported file descriptor path type '$type'\n";	1873	or die "unsupported file descriptor path type '$type'\n";
1783		1874
1784	(my $parent, $path) = dec_device_ $path;	1875	(my $parent, $path) = dec_device_ $path, $type;
1785		1876
1786	$path = $dec_path->($path, "file device without path");	1877	$path = $dec_path->($path, "file device without path");
1787		1878
1788	($parent, $path)	1879	($parent, $path)
1789	};	1880	};
…		…
1795		1886
1796	} elsif ($blocktype eq "vhd") {	1887	} elsif ($blocktype eq "vhd") {
1797	$device =~ s/^\x00{20}//s	1888	$device =~ s/^\x00{20}//s
1798	or die "virtualdisk has non-zero fields I don't understand\n";	1889	or die "virtualdisk has non-zero fields I don't understand\n";
1799		1890
1800	(my $parent, $device) = dec_device_ $device;	1891	(my $parent, $device) = dec_device_ $device, $type;
1801		1892
1802	$res .= "=vhd,<$parent>";	1893	$res .= "=vhd,<$parent>";
1803		1894
1804	} elsif ($blocktype eq "ramdisk") {	1895	} elsif ($blocktype eq "ramdisk") {
1805	my ($base, $size, $offset) = unpack "Q< Q< L<", substr $device, 0, 8 + 8 + 4, "";	1896	my ($base, $size, $offset) = unpack "Q< Q< L<", substr $device, 0, 8 + 8 + 4, "";
…		…
1818	my ($mode, $elem, $parent) = unpack "VVV", substr $device, 0, 4 * 3, "";	1909	my ($mode, $elem, $parent) = unpack "VVV", substr $device, 0, 4 * 3, "";
1819		1910
1820	if ($parent) {	1911	if ($parent) {
1821	# not sure why this is an offset - it must come after the path	1912	# not sure why this is an offset - it must come after the path
1822	$parent = substr $device, $parent - 4 * 3 - 4 * 4, 1e9, "";	1913	$parent = substr $device, $parent - 4 * 3 - 4 * 4, 1e9, "";
1823	($parent, my $tail) = dec_device_ $parent;	1914	($parent, my $tail) = dec_device_ $parent, $type;
1824	0 == length $tail	1915	0 == length $tail
1825	or die "trailing data after locate device parent\n";	1916	or die "trailing data after locate device parent\n";
1826	} else {	1917	} else {
1827	$parent = "null";	1918	$parent = "null";
1828	}	1919	}
…		…
1834		1925
1835	if ($mode == 0) { # "Element"	1926	if ($mode == 0) { # "Element"
1836	!length $path	1927	!length $path
1837	or die "device locate mode 0 having non-empty path ($mode, $elem, $path)\n";	1928	or die "device locate mode 0 having non-empty path ($mode, $elem, $path)\n";
1838		1929
1839	$elem = dec_bcde_id $elem;	1930	$elem = dec_bcde_id $elem, $type;
1840	$res .= "element,$elem";	1931	$res .= "element,$elem";
1841		1932
1842	} elsif ($mode == 1) { # "String"	1933	} elsif ($mode == 1) { # "String"
1843	!$elem	1934	!$elem
1844	or die "device locate mode 1 having non-zero element\n";	1935	or die "device locate mode 1 having non-zero element\n";
…		…
1869		1960
1870	($res, $tail)	1961	($res, $tail)
1871	}	1962	}
1872		1963
1873	# decode a full binary BCD device descriptor	1964	# decode a full binary BCD device descriptor
1874	sub dec_device($) {	1965	sub dec_device($$) {
1875	my ($device) = @_;	1966	my ($device, $type) = @_;
1876		1967
1877	$device = pack "H*", $device;	1968	$device = pack "H*", $device;
1878		1969
1879	my $guid = dec_guid substr $device, 0, 16, "";	1970	my $guid = dec_guid substr $device, 0, 16, "";
1880	$guid = $guid eq "00000000-0000-0000-0000-000000000000"	1971	$guid = $guid eq "00000000-0000-0000-0000-000000000000"
1881	? "" : "{$guid}";	1972	? "" : "{$guid}";
1882		1973
1883	eval {	1974	eval {
1884	my ($dev, $tail) = dec_device_ $device;	1975	my ($dev, $tail) = dec_device_ $device, $type;
1885		1976
1886	$tail eq ""	1977	$tail eq ""
1887	or die "unsupported trailing data after device descriptor\n";	1978	or die "unsupported trailing data after device descriptor\n";
1888		1979
1889	"$guid$dev"	1980	"$guid$dev"
…		…
1901		1992
1902	undef	1993	undef
1903	}	1994	}
1904		1995
1905	# encode the device portion after the GUID	1996	# encode the device portion after the GUID
1906	sub enc_device_;	1997	sub enc_device_($$);
1907	sub enc_device_ {	1998	sub enc_device_($$) {
1908	my ($device) = @_;	1999	my ($device, $type) = @_;
1909		2000
1910	my $enc_path = sub {	2001	my $enc_path = sub {
1911	my $path = shift;	2002	my $path = shift;
1912	$path =~ s/\//\\/g;	2003	$path =~ s/\//\\/g;
1913	(Encode::encode "UTF-16LE", $path) . "\x00\x00"	2004	(Encode::encode "UTF-16LE", $path) . "\x00\x00"
…		…
1931		2022
1932	my $parse_parent = sub {	2023	my $parse_parent = sub {
1933	my $parent;	2024	my $parent;
1934		2025
1935	if (s/^<//) {	2026	if (s/^<//) {
1936	($parent, $_) = enc_device_ $_;	2027	($parent, $_) = enc_device_ $_, $type;
1937	s/^>//	2028	s/^>//
1938	or die "$device: syntax error: parent device not followed by '>'\n";	2029	or die "$device: syntax error: parent device not followed by '>'\n";
1939	} else {	2030	} else {
1940	$parent = $NULL_DEVICE;	2031	$parent = $NULL_DEVICE;
1941	}	2032	}
…		…
2029		2120
2030	s/^,//	2121	s/^,//
2031	or die "$_: missing comma after locate parent device\n";	2122	or die "$_: missing comma after locate parent device\n";
2032		2123
2033	if (s/^element,//) {	2124	if (s/^element,//) {
2034	s/^([0-9a-z]+)//i	2125	s/^([0-9a-z:]+)//i
2035	or die "$_ locate element must be either name or 8-digit hex id\n";	2126	or die "$_ locate element must be either name or 8-digit hex id\n";
2036	$elem = enc_bcde_id $1;	2127	$elem = enc_bcde_id $1, $type;
2037	$mode = 0;	2128	$mode = 0;
2038	$path = $enc_path->("");	2129	$path = $enc_path->("");
2039		2130
2040	} elsif (s/^path,//) {	2131	} elsif (s/^path,//) {
2041	$mode = 1;	2132	$mode = 1;
…		…
2120	);	2211	);
2121	}	2212	}
2122	}	2213	}
2123		2214
2124	# encode a full binary BCD device descriptor	2215	# encode a full binary BCD device descriptor
2125	sub enc_device {	2216	sub enc_device($$) {
2126	my ($device) = @_;	2217	my ($device, $type) = @_;
2127		2218
2128	my $guid = "\x00" x 16;	2219	my $guid = "\x00" x 16;
2129		2220
2130	if ($device =~ s/^\{([A-Za-z0-9\-]+)\}//) {	2221	if ($device =~ s/^\{([A-Za-z0-9\-]+)\}//) {
2131	$guid = enc_guid $1	2222	$guid = enc_guid $1
2132	or die "$device: does not start with valid guid\n";	2223	or die "$device: does not start with valid guid\n";
2133	}	2224	}
2134		2225
2135	my ($descriptor, $tail) = enc_device_ $device;	2226	my ($descriptor, $tail) = enc_device_ $device, $type;
2136		2227
2137	length $tail	2228	length $tail
2138	and die "$device: garbage after device descriptor\n";	2229	and die "$device: garbage after device descriptor\n";
2139		2230
2140	unpack "H*", $guid . $descriptor	2231	unpack "H*", $guid . $descriptor
…		…
2155	$k = $bcd_objects{$k} // $k;	2246	$k = $bcd_objects{$k} // $k;
2156		2247
2157	my $type = $v->{Description}[0]{Type}[1];	2248	my $type = $v->{Description}[0]{Type}[1];
2158		2249
2159	if ($type != $bcd_object_types{$k}) {	2250	if ($type != $bcd_object_types{$k}) {
2160	$type = $bcd_types{$type} // sprintf "0x%08x", $type;	2251	$kv{type} = $bcd_types{$type} // sprintf "0x%08x", $type;
2161	$kv{type} = $type;
2162	}	2252	}
2163		2253
2164	my $elems = $v->{Elements}[1];	2254	my $elems = $v->{Elements}[1];
2165		2255
2166	while (my ($k, $v) = each %$elems) {	2256	while (my ($k, $v) = each %$elems) {
2167	my $k = hex $k;	2257	my $k = hex $k;
2168		2258
2169	my $v = $bcde_dec{$k & BCDE_FORMAT}->($v->[0]{Element}[1]);	2259	my $v = $bcde_dec{$k & BCDE_FORMAT}->($v->[0]{Element}[1], $type);
2170	my $k = dec_bcde_id $k;	2260	my $k = dec_bcde_id $k, $type;
2171		2261
2172	$kv{$k} = $v;	2262	$kv{$k} = $v;
2173	}	2263	}
2174		2264
2175	$bcd{$k} = \%kv;	2265	$bcd{$k} = \%kv;
…		…
2216	my %elem;	2306	my %elem;
2217		2307
2218	while (my ($k, $v) = each %$v) {	2308	while (my ($k, $v) = each %$v) {
2219	next if $k eq "type";	2309	next if $k eq "type";
2220		2310
2221	$k = (enc_bcde_id $k) // die "$k: invalid bcde element name or id\n";	2311	$k = (enc_bcde_id $k, $type) // die "$k: invalid bcde element name or id\n";
2222	$elem{sprintf "%08x", $k} = [{	2312	$elem{sprintf "%08x", $k} = [{
2223	Element => [ ($bcde_enc{$k & BCDE_FORMAT} // die "$k: unable to encode unknown bcd element type}")->($v)]	2313	Element => [ ($bcde_enc{$k & BCDE_FORMAT} // die "$k: unable to encode unknown bcd element type}")->($v)]
2224	}];	2314	}];
2225	}	2315	}
2226		2316
…		…
2242	Objects => [undef, \%objects],	2332	Objects => [undef, \%objects],
2243	}]]	2333	}]]
2244	}	2334	}
2245		2335
2246	#############################################################################	2336	#############################################################################
		2337	# edit instructions
2247		2338
2248	sub bcd_edit_eval {	2339	sub bcd_edit_eval {
2249	package pbcdedit;	2340	package pbcdedit;
2250		2341
2251	our ($PATH, $BCD, $DEFAULT);	2342	our ($PATH, $BCD, $DEFAULT);
…		…
2255	}	2346	}
2256		2347
2257	sub bcd_edit {	2348	sub bcd_edit {
2258	my ($path, $bcd, @insns) = @_;	2349	my ($path, $bcd, @insns) = @_;
2259		2350
2260	my $default = $bcd->{"{bootmgr}"}{resumeobject};	2351	my $default = $bcd->{"{bootmgr}"}{default};
2261		2352
2262	# prepare "officially visible" variables	2353	# prepare "officially visible" variables
2263	local $pbcdedit::PATH = $path;	2354	local $pbcdedit::PATH = $path;
2264	local $pbcdedit::BCD = $bcd;	2355	local $pbcdedit::BCD = $bcd;
2265	local $pbcdedit::DEFAULT = $default;	2356	local $pbcdedit::DEFAULT = $default;
…		…
2269		2360
2270	if ($insn eq "get") {	2361	if ($insn eq "get") {
2271	my $object = shift @insns;	2362	my $object = shift @insns;
2272	my $elem = shift @insns;	2363	my $elem = shift @insns;
2273		2364
2274	$object = $default if $object eq "{default}";	2365	$object = $object eq "{default}" ? $default : dec_wguid enc_wguid $object;
2275		2366
2276	print $bcd->{$object}{$elem}, "\n";	2367	print $bcd->{$object}{$elem}, "\n";
2277		2368
2278	} elsif ($insn eq "set") {	2369	} elsif ($insn eq "set") {
2279	my $object = shift @insns;	2370	my $object = shift @insns;
2280	my $elem = shift @insns;	2371	my $elem = shift @insns;
2281	my $value = shift @insns;	2372	my $value = shift @insns;
2282		2373
2283	$object = $default if $object eq "{default}";	2374	$object = $object eq "{default}" ? $default : dec_wguid enc_wguid $object;
2284		2375
2285	$bcd->{$object}{$elem} = $value;	2376	$bcd->{$object}{$elem} = $value;
2286		2377
2287	} elsif ($insn eq "eval") {	2378	} elsif ($insn eq "eval") {
2288	bcd_edit_eval shift @insns;	2379	my $perl = shift @insns;
		2380	bcd_edit_eval "#line 1 'eval'\n$perl";
2289		2381
2290	} elsif ($insn eq "do") {	2382	} elsif ($insn eq "do") {
2291	my $path = shift @insns;	2383	my $path = shift @insns;
2292	my $file = file_load $path;	2384	my $file = file_load $path;
2293	bcd_edit_eval "#line 1 '$path'\n$file";	2385	bcd_edit_eval "#line 1 '$path'\n$file";
…		…
2298	}	2390	}
2299		2391
2300	}	2392	}
2301		2393
2302	#############################################################################	2394	#############################################################################
		2395	# command line parser
2303		2396
2304	# json to stdout	2397	# json to stdout
2305	sub prjson($) {	2398	sub prjson($) {
2306	print $json_coder->encode ($_[0]);	2399	print $json_coder->encode ($_[0]);
2307	}	2400	}
…		…
2346		2439
2347	print "\n";	2440	print "\n";
2348		2441
2349	printf "%-39s %-23s %s\n", "Object GUID", "Alias", "(Hex) Default Type";	2442	printf "%-39s %-23s %s\n", "Object GUID", "Alias", "(Hex) Default Type";
2350	for my $name (sort keys %rbcd_objects) {	2443	for my $name (sort keys %rbcd_objects) {
2351	my $guid = $rbcd_objects{$name};	2444	my $guid = $rbcd_objects{$name};
2352	my $type = $bcd_object_types{$name};	2445	my $type = $bcd_object_types{$name};
2353	my $tname = $bcd_types{$type};	2446	my $tname = $bcd_types{$type};
2354		2447
2355	$type = $type ? sprintf "(%08x) %s", $type, $tname : "-";	2448	$type = $type ? sprintf "(%08x) %s", $type, $tname : "-";
2356		2449
2357	printf "%-39s %-23s %s\n", $guid, $name, $type;	2450	printf "%-39s %-23s %s\n", $guid, $name, $type;
…		…
2371	BCDE_FORMAT_GUID_LIST , "guid list",	2464	BCDE_FORMAT_GUID_LIST , "guid list",
2372	BCDE_FORMAT_INTEGER , "integer",	2465	BCDE_FORMAT_INTEGER , "integer",
2373	BCDE_FORMAT_BOOLEAN , "boolean",	2466	BCDE_FORMAT_BOOLEAN , "boolean",
2374	BCDE_FORMAT_INTEGER_LIST, "integer list",	2467	BCDE_FORMAT_INTEGER_LIST, "integer list",
2375	);	2468	);
2376	my %rbcde = reverse %bcde;
2377	$_ = sprintf "%08x", $_ for values %rbcde;
2378		2469
2379	my %element;	2470	my %element;
2380		2471
		2472	for my $class (sort keys %rbcde_byclass) {
		2473	my $rbcde = $rbcde_byclass{$class};
		2474
2381	unless ($json) {	2475	unless ($json) {
2382	print "\n";	2476	print "\n";
		2477	printf "Elements applicable to class(es): $class\n";
2383	printf "%-9s %-12s %s\n", "Element", "Format", "Name Alias";	2478	printf "%-9s %-12s %s\n", "Element", "Format", "Name Alias";
2384	}	2479	}
2385	for my $name (sort keys %rbcde) {	2480	for my $name (sort keys %$rbcde) {
2386	my $id = $rbcde{$name};	2481	my $id = $rbcde->{$name};
2387	my $format = $format_name{(hex $id) & BCDE_FORMAT};	2482	my $format = $format_name{$id & BCDE_FORMAT};
		2483	$id = sprintf "%08x", $id;
2388		2484
2389	if ($json) {	2485	if ($json) {
2390	$element{$id} = [$format, $name];	2486	$element{$id} = [$class, $format, $name];
2391	} else {	2487	} else {
2392	printf "%-9s %-12s %s\n", $id, $format, $name;	2488	printf "%-9s %-12s %s\n", $id, $format, $name;
		2489	}
2393	}	2490	}
2394	}	2491	}
2395	print "\n" unless $json;	2492	print "\n" unless $json;
2396		2493
2397	prjson {	2494	prjson {
2398	version => $JSON_VERSION,	2495	version => $JSON_VERSION,
2399	element => \%element,	2496	element => \%element,
		2497	class => \@bcde_typeclass,
2400	} if $json;	2498	} if $json;
2401		2499
2402	},	2500	},
2403		2501
2404	export => sub {	2502	export => sub {
…		…
2456	}	2554	}
2457	}	2555	}
2458	}	2556	}
2459	}	2557	}
2460	},	2558	},
		2559
		2560	version => sub {
		2561	print "\n",
		2562	"PBCDEDIT version $VERSION, copyright 2019 Marc A. Lehmann <pbcdedit\@schmorp.de>.\n",
		2563	"JSON schema version: $JSON_VERSION\n",
		2564	"Licensed under the GNU General Public License Version 3.0, or any later version.\n",
		2565	"\n",
		2566	$CHANGELOG,
		2567	"\n";
		2568	},
2461	);	2569	);
2462		2570
2463	my $cmd = shift;	2571	my $cmd = shift;
2464		2572
2465	unless (exists $CMD{$cmd}) {	2573	unless (exists $CMD{$cmd}) {

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines