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authorJia Tan <jiat0218@gmail.com>2024-01-19 23:08:14 +0800
committerJia Tan <jiat0218@gmail.com>2024-01-19 23:08:14 +0800
commit5540f4329bbdb4deb4850d4af48b18ad074bba19 (patch)
treec419286ba33086e15e0359744f6621798d5acb04 /doc/xz-file-format.txt
parentxz: Update website URLs in the man pages. (diff)
downloadxz-5540f4329bbdb4deb4850d4af48b18ad074bba19.tar.xz
Docs: Update .xz file format specification to 1.2.0.
The new RISC-V filter was added to the specification, in addition to updating the specification URL.
Diffstat (limited to 'doc/xz-file-format.txt')
-rw-r--r--doc/xz-file-format.txt29
1 files changed, 17 insertions, 12 deletions
diff --git a/doc/xz-file-format.txt b/doc/xz-file-format.txt
index 09c83e0c..2a018657 100644
--- a/doc/xz-file-format.txt
+++ b/doc/xz-file-format.txt
@@ -2,7 +2,7 @@
The .xz File Format
===================
-Version 1.1.0 (2022-12-11)
+Version 1.2.0 (2024-01-19)
0. Preface
@@ -81,18 +81,22 @@ Version 1.1.0 (2022-12-11)
0.2. Getting the Latest Version
The latest official version of this document can be downloaded
- from <http://tukaani.org/xz/xz-file-format.txt>.
+ from <https://xz.tukaani.org/format/xz-file-format.txt>.
Specific versions of this document have a filename
xz-file-format-X.Y.Z.txt where X.Y.Z is the version number.
For example, the version 1.0.0 of this document is available
- at <http://tukaani.org/xz/xz-file-format-1.0.0.txt>.
+ at <https://xz.tukaani.org/format/xz-file-format-1.0.0.txt>.
0.3. Version History
Version Date Description
+ 1.2.0 2024-01-19 Added RISC-V filter and updated URLs in
+ Sections 0.2 and 7. The URL of this
+ specification was changed.
+
1.1.0 2022-12-11 Added ARM64 filter and clarified 32-bit
ARM endianness in Section 5.3.2,
language improvements in Section 5.4
@@ -923,6 +927,7 @@ Version 1.1.0 (2022-12-11)
0x08 2 bytes ARM Thumb filter [1]
0x09 4 bytes SPARC filter
0x0A 4 bytes ARM64 filter [2]
+ 0x0B 2 bytes RISC-V filter
[1] These are for little endian instruction encoding.
This must not be confused with data endianness.
@@ -1136,30 +1141,30 @@ Version 1.1.0 (2022-12-11)
7. References
LZMA SDK - The original LZMA implementation
- http://7-zip.org/sdk.html
+ https://7-zip.org/sdk.html
LZMA Utils - LZMA adapted to POSIX-like systems
- http://tukaani.org/lzma/
+ https://tukaani.org/lzma/
XZ Utils - The next generation of LZMA Utils
- http://tukaani.org/xz/
+ https://xz.tukaani.org/xz-utils/
[RFC-1952]
GZIP file format specification version 4.3
- http://www.ietf.org/rfc/rfc1952.txt
+ https://www.ietf.org/rfc/rfc1952.txt
- Notation of byte boxes in section "2.1. Overall conventions"
[RFC-2119]
Key words for use in RFCs to Indicate Requirement Levels
- http://www.ietf.org/rfc/rfc2119.txt
+ https://www.ietf.org/rfc/rfc2119.txt
[GNU-tar]
- GNU tar 1.21 manual
- http://www.gnu.org/software/tar/manual/html_node/Blocking-Factor.html
+ GNU tar 1.35 manual
+ https://www.gnu.org/software/tar/manual/html_node/Blocking-Factor.html
- Node 9.4.2 "Blocking Factor", paragraph that begins
"gzip will complain about trailing garbage"
- Note that this URL points to the latest version of the
manual, and may some day not contain the note which is in
- 1.21. For the exact version of the manual, download GNU
- tar 1.21: ftp://ftp.gnu.org/pub/gnu/tar/tar-1.21.tar.gz
+ 1.35. For the exact version of the manual, download GNU
+ tar 1.35: ftp://ftp.gnu.org/pub/gnu/tar/tar-1.35.tar.gz