DWARFS - Revision history

Anonymoususer852: Typo fixes for SHA-1 referenced link, concerning the name.

2025-08-17T23:44:13Z

Typo fixes for SHA-1 referenced link, concerning the name.

Anonymoususer852: Added developer in FormatInfo. More typo fixes, "availble" → "available".

2025-08-17T16:07:21Z

Added developer in FormatInfo. More typo fixes, "availble" → "available".

Anonymoususer852: More typo fixes with mentioning of "DwarFS" instead of DWARFS. Named the project page in Links section as appropriate.

2025-08-17T12:27:38Z

More typo fixes with mentioning of "DwarFS" instead of DWARFS. Named the project page in Links section as appropriate.

Anonymoususer852: /* Choice of available compression */ Fixed inconsistent period mark placement.

2025-08-17T12:21:27Z

‎Choice of available compression: Fixed inconsistent period mark placement.

Anonymoususer852: /* mkdwarfs only features */ Wording with "available".

2025-08-17T12:01:34Z

‎mkdwarfs only features: Wording with "available".

Anonymoususer852: /* Choice of hash for duplication detection available */ blake2s256 was listed twice, one of them should be blake2b512.

2025-08-17T11:57:44Z

‎Choice of hash for duplication detection available: blake2s256 was listed twice, one of them should be blake2b512.

Anonymoususer852: Extraneous period mark removed.

2025-08-17T10:58:17Z

Extraneous period mark removed.

Anonymoususer852: Added mkdwarfs only features. Demoted choices for compression and hash algorithms section.

2025-08-17T10:34:42Z

Added mkdwarfs only features. Demoted choices for compression and hash algorithms section.

Anonymoususer852: /* Choice of compression available */ "libLZ4" → "liblz4".

2025-08-17T10:17:52Z

‎Choice of compression available: "libLZ4" → "liblz4".

Anonymoususer852: Wrapped the words "homebrew formulae" as a link to prevent possible confusion with homebrew link being a link to homebrew page, instead of the dwarfs formula page.

2025-08-17T10:07:04Z

Wrapped the words "homebrew formulae" as a link to prevent possible confusion with homebrew link being a link to homebrew page, instead of the dwarfs formula page.

@@ Line 90: / Line 90: @@
 |-
 | <code>--file-hash=sha1</code>
-| Formerly used hash algorithm.<ref>[https://github.com/mhx/dwarfs/issues/92#issue-1299801734 Choice of hash for duplicate detection #92, post #1 - DWARFS - GitHub]</ref><br />Vulnerable to collision attacks.<ref>[[wikipedia:SHA-1#Attacks Attacks section of SHA-1 - Wikipedia]]</ref>
+| Formerly used hash algorithm.<ref>[https://github.com/mhx/dwarfs/issues/92#issue-1299801734 Choice of hash for duplicate detection #92, post #1 - DWARFS - GitHub]</ref><br />Vulnerable to collision attacks.<ref>[[wikipedia:SHA-1#Attacks|Attacks section of SHA-1 - Wikipedia]]</ref>
 |-
 | <code>--file-hash=sha224</code>

@@ Line 5: / Line 5: @@
 |compression=lossless, optional
 |magic=[https://github.com/file/file/blob/master/magic/Magdir/dwarfs#L27 44 57 41 52 46 53]
 |released=2020 <ref>[https://github.com/mhx/dwarfs/releases/tag/release-0.1.0 Release 0.1.0 - GitHub]</ref>
 }}
@@ Line 34: / Line 35: @@
 == <code>mkdwarfs</code> only features ==
-The following below illustrates features that are only availble upon creating the DWARFS file. Once the DWARFS file has been created, the only way to change these is to use <code>--recompress=all</code>.
+The following below illustrates features that are only available upon creating the DWARFS file. Once the DWARFS file has been created, the only way to change these is to use <code>--recompress=all</code>.
 === Choice of available compression===

@@ Line 28: / Line 28: @@
 == Examples ==
-Create an extremely compressed DwarFS image, without history, all root owned contents, sha3-512 hash algorithm, idle task (lowest priority) from present directory to <code>example.dwarfs</code>:
+Create an extremely compressed DWARFS image, without history, all root owned contents, sha3-512 hash algorithm, idle task (lowest priority) from present directory to <code>example.dwarfs</code>:
    mkdwarfs --input . --output=example.dwarfs --block-size-bits=26 --compression=lzma:level=9:extreme --compress-niceness=10 --schema-compression=lzma:level=9:extreme \
    --metadata-compression=lzma:level=9:extreme --no-history --pack-metadata=all,force --file-hash=sha3-512 --set-owner=0 --set-group=0 --no-history-timestamp \
@@ Line 138: / Line 138: @@
 == Links ==
-* https://github.com/mhx/dwarfs
+* [https://github.com/mhx/dwarfs DWARFS project page (GitHub)]
 == References ==
 <references/>

@@ Line 43: / Line 43: @@
 |-
 | <code>--compression=[https://github.com/mhx/dwarfs/blob/main/src/compression/null.cpp null]</code>
-| No compression<ref>[https://github.com/mhx/dwarfs/blob/main/src/compression/null.cpp#L110 null.cpp (line 110) - DWARFS - GitHub]</ref>.
+| No compression.<ref>[https://github.com/mhx/dwarfs/blob/main/src/compression/null.cpp#L110 null.cpp (line 110) - DWARFS - GitHub]</ref>
 |-
 | <code>--compression=[https://github.com/mhx/dwarfs/blob/main/src/compression/lzma.cpp lzma]</code>
@@ Line 63: / Line 63: @@
 | RICEPP compression, likely [[wikipedia:Golomb coding|Golomb coding]]<ref>[https://github.com/glampert/compression-algorithms/blob/master/rice.hpp#L7-L9 rice.hpp (lines 7-9) - compression-algorithms - GitHub]</ref><ref>[https://github.com/mhx/dwarfs/blob/main/src/compression/ricepp.cpp#L260 ricepp.cpp (line 260) - DWARFS - GitHub]</ref>
 |}
 === Choice of available hash for duplication detection===

@@ Line 36: / Line 36: @@
 The following below illustrates features that are only availble upon creating the DWARFS file. Once the DWARFS file has been created, the only way to change these is to use <code>--recompress=all</code>.
-=== Choice of compression available ===
+=== Choice of available compression===
 As of version 0.12.4, the following compressors are available:
 {| border="1" cellpadding="6"
@@ Line 65: / Line 65: @@
-=== Choice of hash for duplication detection available ===
+=== Choice of available hash for duplication detection===
 Since 0.7.0-RC1 introduced alternatives,<ref>[https://github.com/mhx/dwarfs/issues/92#issuecomment-1295209723 Choice of hash for duplicate detection #92 post #5 - DWARFS - GitHub]</ref> as of version [https://github.com/mhx/dwarfs/commits/main/src/checksum.cpp 0.12.4], the following hash algorithms are available:
 {| border="1" cellpadding="6"

@@ Line 74: / Line 74: @@
 | Disable file deduplication checks.<ref>[https://github.com/mhx/dwarfs/issues/92#issuecomment-1295209723 Choice of hash for duplicate detection #92, post #5 - DWARFS - GitHub]</ref>
 |-
-| <code>--file-hash=blake2s256</code>
+| <code>--file-hash=blake2b512</code>
+|
 |-

@@ Line 13: / Line 13: @@
 At maximum compression levels using LZMA, DWARFS (using <code>--compression=lzma:level=9:extreme</code>) can produce smaller file size compared to SquashFS with the rough equivalent of using XZ as <code>-comp xz</code>.
-The software is currently available for both Unix-like (generally [[Linux]]) and [[Microsoft Windows]], with the caveat that, "Support for the Windows operating system is currently experimental. Having worked pretty much exclusively in a Unix world for the past two decades, my experience with Windows development is rather limited and I'd expect there to definitely be bugs and rough edges in the Windows code."<ref>[https://github.com/mhx/dwarfs?tab=readme-ov-file#windows-support Windows Support section of README.md - DWARFS - GitHub]</ref>. There is even [https://formulae.brew.sh/formula/dwarfs <code>homebrew</code> formulae] for [[macOS]].
+The software is currently available for both Unix-like (generally [[Linux]]) and [[Microsoft Windows]], with the caveat that, "Support for the Windows operating system is currently experimental. Having worked pretty much exclusively in a Unix world for the past two decades, my experience with Windows development is rather limited and I'd expect there to definitely be bugs and rough edges in the Windows code."<ref>[https://github.com/mhx/dwarfs?tab=readme-ov-file#windows-support Windows Support section of README.md - DWARFS - GitHub]</ref> There is even [https://formulae.brew.sh/formula/dwarfs <code>homebrew</code> formulae] for [[macOS]].
 See also [[Squashfs]].

@@ Line 49: / Line 49: @@
 |-
 | <code>--compression=[https://github.com/mhx/dwarfs/blob/main/src/compression/lz4.cpp lz4]</code>
-| lib[[LZ4]] compression,<ref>[https://github.com/mhx/dwarfs/blob/main/src/compression/lz4.cpp#L186 lz4.cpp (line 186) - DWARFS - GitHub]</ref> choice of either LZ4HC or LZ4 compression are available.
+| lib[[LZ4|lz4]] compression,<ref>[https://github.com/mhx/dwarfs/blob/main/src/compression/lz4.cpp#L186 lz4.cpp (line 186) - DWARFS - GitHub]</ref> choice of either LZ4HC or LZ4 compression are available.
 |-
 | <code>--compression=[https://github.com/mhx/dwarfs/blob/main/src/compression/brotli.cpp brotli]</code>