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authorFelix Fietkau <nbd@openwrt.org>2007-04-18 16:03:43 +0000
committerFelix Fietkau <nbd@openwrt.org>2007-04-18 16:03:43 +0000
commit332fe44ed2a0f2c143738f0c6e224cabdec6ae92 (patch)
tree3d76aca9f28c422f3f14f71528cf653e3006fb1e /target/linux
parentd913bf3c4976517d338be7220c65f8f03980bf6d (diff)
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move the lzma decompressor out of squashfs-lzma patch and into a new patch (i want to use it for initramfs in the future)
SVN-Revision: 7001
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/generic-2.6/patches/002-lzma_decompress.patch (renamed from target/linux/generic-2.6/patches/002-squashfs_lzma.patch)135
-rw-r--r--target/linux/generic-2.6/patches/003-squashfs_lzma.patch109
-rw-r--r--target/linux/generic-2.6/patches/010-disable_old_squashfs_compatibility.patch3
3 files changed, 124 insertions, 123 deletions
diff --git a/target/linux/generic-2.6/patches/002-squashfs_lzma.patch b/target/linux/generic-2.6/patches/002-lzma_decompress.patch
index f32692bae5..ca9767729c 100644
--- a/target/linux/generic-2.6/patches/002-squashfs_lzma.patch
+++ b/target/linux/generic-2.6/patches/002-lzma_decompress.patch
@@ -1,114 +1,15 @@
-diff -urN linux-2.6.19.old/fs/squashfs/inode.c linux-2.6.19.dev/fs/squashfs/inode.c
---- linux-2.6.19.old/fs/squashfs/inode.c 2006-12-14 03:13:20.000000000 +0100
-+++ linux-2.6.19.dev/fs/squashfs/inode.c 2006-12-14 03:13:20.000000000 +0100
-@@ -4,6 +4,9 @@
- * Copyright (c) 2002, 2003, 2004, 2005, 2006
- * Phillip Lougher <phillip@lougher.org.uk>
- *
-+ * LZMA decompressor support added by Oleg I. Vdovikin
-+ * Copyright (c) 2005 Oleg I.Vdovikin <oleg@cs.msu.su>
-+ *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2,
-@@ -21,6 +24,7 @@
- * inode.c
- */
+--- linux-2.6.19.old/lib/Makefile 2007-04-18 17:41:22.679403384 +0200
++++ linux-2.6.19.dev/lib/Makefile 2007-04-18 17:41:43.303268080 +0200
+@@ -54,6 +54,7 @@
+ obj-$(CONFIG_AUDIT_GENERIC) += audit.o
-+#define SQUASHFS_LZMA
- #include <linux/types.h>
- #include <linux/squashfs_fs.h>
- #include <linux/module.h>
-@@ -44,6 +48,19 @@
+ obj-$(CONFIG_SWIOTLB) += swiotlb.o
++obj-y += LzmaDecode.o
- #include "squashfs.h"
-
-+#ifdef SQUASHFS_LZMA
-+#include "LzmaDecode.h"
-+
-+/* default LZMA settings, should be in sync with mksquashfs */
-+#define LZMA_LC 3
-+#define LZMA_LP 0
-+#define LZMA_PB 2
-+
-+#define LZMA_WORKSPACE_SIZE ((LZMA_BASE_SIZE + \
-+ (LZMA_LIT_SIZE << (LZMA_LC + LZMA_LP))) * sizeof(CProb))
-+
-+#endif
-+
- static void squashfs_put_super(struct super_block *);
- static int squashfs_statfs(struct dentry *, struct kstatfs *);
- static int squashfs_symlink_readpage(struct file *file, struct page *page);
-@@ -64,7 +81,11 @@
- const char *, void *, struct vfsmount *);
-
-
-+#ifdef SQUASHFS_LZMA
-+static unsigned char lzma_workspace[LZMA_WORKSPACE_SIZE];
-+#else
- static z_stream stream;
-+#endif
-
- static struct file_system_type squashfs_fs_type = {
- .owner = THIS_MODULE,
-@@ -249,6 +270,15 @@
- if (compressed) {
- int zlib_err;
-
-+#ifdef SQUASHFS_LZMA
-+ if ((zlib_err = LzmaDecode(lzma_workspace,
-+ LZMA_WORKSPACE_SIZE, LZMA_LC, LZMA_LP, LZMA_PB,
-+ c_buffer, c_byte, buffer, msblk->read_size, &bytes)) != LZMA_RESULT_OK)
-+ {
-+ ERROR("lzma returned unexpected result 0x%x\n", zlib_err);
-+ bytes = 0;
-+ }
-+#else
- stream.next_in = c_buffer;
- stream.avail_in = c_byte;
- stream.next_out = buffer;
-@@ -263,7 +293,7 @@
- bytes = 0;
- } else
- bytes = stream.total_out;
--
-+#endif
- up(&msblk->read_data_mutex);
- }
-
-@@ -2045,15 +2075,19 @@
- printk(KERN_INFO "squashfs: version 3.0 (2006/03/15) "
- "Phillip Lougher\n");
-
-+#ifndef SQUASHFS_LZMA
- if (!(stream.workspace = vmalloc(zlib_inflate_workspacesize()))) {
- ERROR("Failed to allocate zlib workspace\n");
- destroy_inodecache();
- err = -ENOMEM;
- goto out;
- }
-+#endif
-
- if ((err = register_filesystem(&squashfs_fs_type))) {
-+#ifndef SQUASHFS_LZMA
- vfree(stream.workspace);
-+#endif
- destroy_inodecache();
- }
-
-@@ -2064,7 +2098,9 @@
-
- static void __exit exit_squashfs_fs(void)
- {
-+#ifndef SQUASHFS_LZMA
- vfree(stream.workspace);
-+#endif
- unregister_filesystem(&squashfs_fs_type);
- destroy_inodecache();
- }
-diff -urN linux-2.6.19.old/fs/squashfs/LzmaDecode.c linux-2.6.19.dev/fs/squashfs/LzmaDecode.c
---- linux-2.6.19.old/fs/squashfs/LzmaDecode.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.19.dev/fs/squashfs/LzmaDecode.c 2006-12-14 03:13:20.000000000 +0100
+ hostprogs-y := gen_crc32table
+ clean-files := crc32table.h
+--- linux-2.6.19.old/lib/LzmaDecode.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.19.dev/lib/LzmaDecode.c 2006-12-14 03:13:20.000000000 +0100
@@ -0,0 +1,663 @@
+/*
+ LzmaDecode.c
@@ -131,7 +32,7 @@ diff -urN linux-2.6.19.old/fs/squashfs/LzmaDecode.c linux-2.6.19.dev/fs/squashfs
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
-+#include "LzmaDecode.h"
++#include <linux/LzmaDecode.h>
+
+#ifndef Byte
+#define Byte unsigned char
@@ -773,9 +674,8 @@ diff -urN linux-2.6.19.old/fs/squashfs/LzmaDecode.c linux-2.6.19.dev/fs/squashfs
+ *outSizeProcessed = nowPos;
+ return LZMA_RESULT_OK;
+}
-diff -urN linux-2.6.19.old/fs/squashfs/LzmaDecode.h linux-2.6.19.dev/fs/squashfs/LzmaDecode.h
---- linux-2.6.19.old/fs/squashfs/LzmaDecode.h 1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.19.dev/fs/squashfs/LzmaDecode.h 2006-12-14 03:13:20.000000000 +0100
+--- linux-2.6.19.old/include/linux/LzmaDecode.h 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.19.dev/include/linux/LzmaDecode.h 2006-12-14 03:13:20.000000000 +0100
@@ -0,0 +1,100 @@
+/*
+ LzmaDecode.h
@@ -877,11 +777,4 @@ diff -urN linux-2.6.19.old/fs/squashfs/LzmaDecode.h linux-2.6.19.dev/fs/squashfs
+ UInt32 *outSizeProcessed);
+
+#endif
-diff -urN linux-2.6.19.old/fs/squashfs/Makefile linux-2.6.19.dev/fs/squashfs/Makefile
---- linux-2.6.19.old/fs/squashfs/Makefile 2006-12-14 03:13:20.000000000 +0100
-+++ linux-2.6.19.dev/fs/squashfs/Makefile 2006-12-14 03:13:20.000000000 +0100
-@@ -5,3 +5,4 @@
- obj-$(CONFIG_SQUASHFS) += squashfs.o
- squashfs-y += inode.o
- squashfs-y += squashfs2_0.o
-+squashfs-y += LzmaDecode.o
+
diff --git a/target/linux/generic-2.6/patches/003-squashfs_lzma.patch b/target/linux/generic-2.6/patches/003-squashfs_lzma.patch
new file mode 100644
index 0000000000..6a21227dcb
--- /dev/null
+++ b/target/linux/generic-2.6/patches/003-squashfs_lzma.patch
@@ -0,0 +1,109 @@
+diff -urN linux-2.6.19.old/fs/squashfs/inode.c linux-2.6.19.dev/fs/squashfs/inode.c
+--- linux-2.6.19.old/fs/squashfs/inode.c 2006-12-14 03:13:20.000000000 +0100
++++ linux-2.6.19.dev/fs/squashfs/inode.c 2006-12-14 03:13:20.000000000 +0100
+@@ -4,6 +4,9 @@
+ * Copyright (c) 2002, 2003, 2004, 2005, 2006
+ * Phillip Lougher <phillip@lougher.org.uk>
+ *
++ * LZMA decompressor support added by Oleg I. Vdovikin
++ * Copyright (c) 2005 Oleg I.Vdovikin <oleg@cs.msu.su>
++ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2,
+@@ -21,6 +24,7 @@
+ * inode.c
+ */
+
++#define SQUASHFS_LZMA
+ #include <linux/types.h>
+ #include <linux/squashfs_fs.h>
+ #include <linux/module.h>
+@@ -44,6 +48,19 @@
+
+ #include "squashfs.h"
+
++#ifdef SQUASHFS_LZMA
++#include <linux/LzmaDecode.h>
++
++/* default LZMA settings, should be in sync with mksquashfs */
++#define LZMA_LC 3
++#define LZMA_LP 0
++#define LZMA_PB 2
++
++#define LZMA_WORKSPACE_SIZE ((LZMA_BASE_SIZE + \
++ (LZMA_LIT_SIZE << (LZMA_LC + LZMA_LP))) * sizeof(CProb))
++
++#endif
++
+ static void squashfs_put_super(struct super_block *);
+ static int squashfs_statfs(struct dentry *, struct kstatfs *);
+ static int squashfs_symlink_readpage(struct file *file, struct page *page);
+@@ -64,7 +81,11 @@
+ const char *, void *, struct vfsmount *);
+
+
++#ifdef SQUASHFS_LZMA
++static unsigned char lzma_workspace[LZMA_WORKSPACE_SIZE];
++#else
+ static z_stream stream;
++#endif
+
+ static struct file_system_type squashfs_fs_type = {
+ .owner = THIS_MODULE,
+@@ -249,6 +270,15 @@
+ if (compressed) {
+ int zlib_err;
+
++#ifdef SQUASHFS_LZMA
++ if ((zlib_err = LzmaDecode(lzma_workspace,
++ LZMA_WORKSPACE_SIZE, LZMA_LC, LZMA_LP, LZMA_PB,
++ c_buffer, c_byte, buffer, msblk->read_size, &bytes)) != LZMA_RESULT_OK)
++ {
++ ERROR("lzma returned unexpected result 0x%x\n", zlib_err);
++ bytes = 0;
++ }
++#else
+ stream.next_in = c_buffer;
+ stream.avail_in = c_byte;
+ stream.next_out = buffer;
+@@ -263,7 +293,7 @@
+ bytes = 0;
+ } else
+ bytes = stream.total_out;
+-
++#endif
+ up(&msblk->read_data_mutex);
+ }
+
+@@ -2045,15 +2075,19 @@
+ printk(KERN_INFO "squashfs: version 3.0 (2006/03/15) "
+ "Phillip Lougher\n");
+
++#ifndef SQUASHFS_LZMA
+ if (!(stream.workspace = vmalloc(zlib_inflate_workspacesize()))) {
+ ERROR("Failed to allocate zlib workspace\n");
+ destroy_inodecache();
+ err = -ENOMEM;
+ goto out;
+ }
++#endif
+
+ if ((err = register_filesystem(&squashfs_fs_type))) {
++#ifndef SQUASHFS_LZMA
+ vfree(stream.workspace);
++#endif
+ destroy_inodecache();
+ }
+
+@@ -2064,7 +2098,9 @@
+
+ static void __exit exit_squashfs_fs(void)
+ {
++#ifndef SQUASHFS_LZMA
+ vfree(stream.workspace);
++#endif
+ unregister_filesystem(&squashfs_fs_type);
+ destroy_inodecache();
+ }
+
diff --git a/target/linux/generic-2.6/patches/010-disable_old_squashfs_compatibility.patch b/target/linux/generic-2.6/patches/010-disable_old_squashfs_compatibility.patch
index dbc0185d04..4d556a4133 100644
--- a/target/linux/generic-2.6/patches/010-disable_old_squashfs_compatibility.patch
+++ b/target/linux/generic-2.6/patches/010-disable_old_squashfs_compatibility.patch
@@ -1,12 +1,11 @@
diff -urN linux-2.6.19.old/fs/squashfs/Makefile linux-2.6.19.dev/fs/squashfs/Makefile
--- linux-2.6.19.old/fs/squashfs/Makefile 2006-12-14 03:13:22.000000000 +0100
+++ linux-2.6.19.dev/fs/squashfs/Makefile 2006-12-14 03:13:31.000000000 +0100
-@@ -4,5 +4,4 @@
+@@ -4,4 +4,3 @@
obj-$(CONFIG_SQUASHFS) += squashfs.o
squashfs-y += inode.o
-squashfs-y += squashfs2_0.o
- squashfs-y += LzmaDecode.o
diff -urN linux-2.6.19.old/fs/squashfs/squashfs.h linux-2.6.19.dev/fs/squashfs/squashfs.h
--- linux-2.6.19.old/fs/squashfs/squashfs.h 2006-12-14 03:13:20.000000000 +0100
+++ linux-2.6.19.dev/fs/squashfs/squashfs.h 2006-12-14 03:13:31.000000000 +0100