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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/fs/squashfs/decompressor.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/fs/squashfs/decompressor.c')
-rw-r--r--ANDROID_3.4.5/fs/squashfs/decompressor.c116
1 files changed, 0 insertions, 116 deletions
diff --git a/ANDROID_3.4.5/fs/squashfs/decompressor.c b/ANDROID_3.4.5/fs/squashfs/decompressor.c
deleted file mode 100644
index 3f6271d8..00000000
--- a/ANDROID_3.4.5/fs/squashfs/decompressor.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Squashfs - a compressed read only filesystem for Linux
- *
- * Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
- * Phillip Lougher <phillip@squashfs.org.uk>
- *
- * 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,
- * or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- *
- * decompressor.c
- */
-
-#include <linux/types.h>
-#include <linux/mutex.h>
-#include <linux/slab.h>
-#include <linux/buffer_head.h>
-
-#include "squashfs_fs.h"
-#include "squashfs_fs_sb.h"
-#include "decompressor.h"
-#include "squashfs.h"
-
-/*
- * This file (and decompressor.h) implements a decompressor framework for
- * Squashfs, allowing multiple decompressors to be easily supported
- */
-
-static const struct squashfs_decompressor squashfs_lzma_unsupported_comp_ops = {
- NULL, NULL, NULL, LZMA_COMPRESSION, "lzma", 0
-};
-
-#ifndef CONFIG_SQUASHFS_LZO
-static const struct squashfs_decompressor squashfs_lzo_comp_ops = {
- NULL, NULL, NULL, LZO_COMPRESSION, "lzo", 0
-};
-#endif
-
-#ifndef CONFIG_SQUASHFS_XZ
-static const struct squashfs_decompressor squashfs_xz_comp_ops = {
- NULL, NULL, NULL, XZ_COMPRESSION, "xz", 0
-};
-#endif
-
-#ifndef CONFIG_SQUASHFS_ZLIB
-static const struct squashfs_decompressor squashfs_zlib_comp_ops = {
- NULL, NULL, NULL, ZLIB_COMPRESSION, "zlib", 0
-};
-#endif
-
-static const struct squashfs_decompressor squashfs_unknown_comp_ops = {
- NULL, NULL, NULL, 0, "unknown", 0
-};
-
-static const struct squashfs_decompressor *decompressor[] = {
- &squashfs_zlib_comp_ops,
- &squashfs_lzo_comp_ops,
- &squashfs_xz_comp_ops,
- &squashfs_lzma_unsupported_comp_ops,
- &squashfs_unknown_comp_ops
-};
-
-
-const struct squashfs_decompressor *squashfs_lookup_decompressor(int id)
-{
- int i;
-
- for (i = 0; decompressor[i]->id; i++)
- if (id == decompressor[i]->id)
- break;
-
- return decompressor[i];
-}
-
-
-void *squashfs_decompressor_init(struct super_block *sb, unsigned short flags)
-{
- struct squashfs_sb_info *msblk = sb->s_fs_info;
- void *strm, *buffer = NULL;
- int length = 0;
-
- /*
- * Read decompressor specific options from file system if present
- */
- if (SQUASHFS_COMP_OPTS(flags)) {
- buffer = kmalloc(PAGE_CACHE_SIZE, GFP_KERNEL);
- if (buffer == NULL)
- return ERR_PTR(-ENOMEM);
-
- length = squashfs_read_data(sb, &buffer,
- sizeof(struct squashfs_super_block), 0, NULL,
- PAGE_CACHE_SIZE, 1);
-
- if (length < 0) {
- strm = ERR_PTR(length);
- goto finished;
- }
- }
-
- strm = msblk->decompressor->init(msblk, buffer, length);
-
-finished:
- kfree(buffer);
-
- return strm;
-}