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Add support for LZO compression in GRUB:

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- import of minilzo library, 
- LZO decompression for btrfs,
- lzop files decompression.

* grub-core/io/lzopio.c: New file.
* grub-core/lib/adler32.c: Likewise.
* grub-core/lib/minilzo/lzoconf.h: Likewise.
* grub-core/lib/minilzo/lzodefs.h: Likewise.
* grub-core/lib/minilzo/minilzo.c: Likewise.
* grub-core/lib/minilzo/minilzo.h: Likewise.
* Makefile.util.def (libgrubmods.a): Add grub-core/io/lzopio.c,
grub-core/lib/adler32.c, grub-core/io/lzopio.c,
grub-core/lib/minilzo/minilzo.c to common.
* Makefile.util.def (libgrubmods.a): Add flags required by minilzo to
cflags in cppflags.
* grub-core/Makefile.core.def (btrfs): Likewise.
* grub-core/Makefile.core.def (lzopio): New module.
(adler32): Likewise.
* grub-core/fs/btrfs.c: Include minilzo.h.
(GRUB_BTRFS_COMPRESSION_LZO): New define.
(GRUB_BTRFS_LZO_BLOCK_SIZE): Likewise.
(GRUB_BTRFS_LZO_BLOCK_MAX_CSIZE): Likewise.
(grub_btrfs_lzo_decompress): New function.
(grub_btrfs_extent_read): Add support for LZO compression type.
* include/grub/types.h (GRUB_UCHAR_MAX): New define.
(GRUB_USHRT_MAX): Likewise.
(GRUB_UINT_MAX): Likewise.
* grub-core/lib/posix_wrap/limits.h (USHRT_MAX): Likewise.
(UINT_MAX): Likewise.
(CHAR_BIT): Likewise.
* grub-core/lib/posix_wrap/sys/types.h (ULONG_MAX): Moved to
grub-core/lib/posix_wrap/limits.h
(UCHAR_MAX): Likewise.
* include/grub/file.h (grub_file_filter_id): New compression filter
GRUB_FILE_FILTER_LZOPIO.
* include/grub/file.h (grub_file_filter_id): Set
GRUB_FILE_FILTER_LZOPIO as GRUB_FILE_FILTER_COMPRESSION_LAST.
* include/grub/types.h (grub_get_unaligned16): New function.
(grub_get_unaligned32): Likewise.
(grub_get_unaligned64): Likewise.
* util/import_gcry.py (cryptolist): Add adler32.
This commit is contained in:
Szymon Janc 2011-10-06 20:45:14 +02:00
commit 050e8e9080
15 changed files with 8010 additions and 101 deletions
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45
ChangeLog
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@ -1,3 +1,48 @@
2011-10-06 Szymon Janc <szymon@janc.net.pl>
Add support for LZO compression in GRUB:
- import of minilzo library,
- LZO decompression for btrfs,
- lzop files decompression.
* grub-core/io/lzopio.c: New file.
* grub-core/lib/adler32.c: Likewise.
* grub-core/lib/minilzo/lzoconf.h: Likewise.
* grub-core/lib/minilzo/lzodefs.h: Likewise.
* grub-core/lib/minilzo/minilzo.c: Likewise.
* grub-core/lib/minilzo/minilzo.h: Likewise.
* Makefile.util.def (libgrubmods.a): Add grub-core/io/lzopio.c,
grub-core/lib/adler32.c, grub-core/io/lzopio.c,
grub-core/lib/minilzo/minilzo.c to common.
* Makefile.util.def (libgrubmods.a): Add flags required by minilzo to
cflags in cppflags.
* grub-core/Makefile.core.def (btrfs): Likewise.
* grub-core/Makefile.core.def (lzopio): New module.
(adler32): Likewise.
* grub-core/fs/btrfs.c: Include minilzo.h.
(GRUB_BTRFS_COMPRESSION_LZO): New define.
(GRUB_BTRFS_LZO_BLOCK_SIZE): Likewise.
(GRUB_BTRFS_LZO_BLOCK_MAX_CSIZE): Likewise.
(grub_btrfs_lzo_decompress): New function.
(grub_btrfs_extent_read): Add support for LZO compression type.
* include/grub/types.h (GRUB_UCHAR_MAX): New define.
(GRUB_USHRT_MAX): Likewise.
(GRUB_UINT_MAX): Likewise.
* grub-core/lib/posix_wrap/limits.h (USHRT_MAX): Likewise.
(UINT_MAX): Likewise.
(CHAR_BIT): Likewise.
* grub-core/lib/posix_wrap/sys/types.h (ULONG_MAX): Moved to
grub-core/lib/posix_wrap/limits.h
(UCHAR_MAX): Likewise.
* include/grub/file.h (grub_file_filter_id): New compression filter
GRUB_FILE_FILTER_LZOPIO.
* include/grub/file.h (grub_file_filter_id): Set
GRUB_FILE_FILTER_LZOPIO as GRUB_FILE_FILTER_COMPRESSION_LAST.
* include/grub/types.h (grub_get_unaligned16): New function.
(grub_get_unaligned32): Likewise.
(grub_get_unaligned64): Likewise.
* util/import_gcry.py (cryptolist): Add adler32.
2011-10-01 Ales Nesrsta <starous@volny.cz>
* grub-core/bus/usb/uhci.c: Changes made by Rock Cui - thanks!