This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / fs / squashfs / squashfs.h

diff --git a/fs/squashfs/squashfs.h b/fs/squashfs/squashfs.h
new file mode 100644 (file)
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+++ b/fs/squashfs/squashfs.h
@@ -0,0 +1,86 @@
+/*
+ * Squashfs - a compressed read only filesystem for Linux
+ *
+ * Copyright (c) 2002, 2003, 2004, 2005, 2006
+ * Phillip Lougher <phillip@lougher.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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * squashfs.h
+ */
+
+#ifdef CONFIG_SQUASHFS_1_0_COMPATIBILITY
+#undef CONFIG_SQUASHFS_1_0_COMPATIBILITY
+#endif
+
+#ifdef SQUASHFS_TRACE
+#define TRACE(s, args...)      printk(KERN_NOTICE "SQUASHFS: "s, ## args)
+#else
+#define TRACE(s, args...)      {}
+#endif
+
+#define ERROR(s, args...)      printk(KERN_ERR "SQUASHFS error: "s, ## args)
+
+#define SERROR(s, args...)     do { \
+                               if (!silent) \
+                               printk(KERN_ERR "SQUASHFS error: "s, ## args);\
+                               } while(0)
+
+#define WARNING(s, args...)    printk(KERN_WARNING "SQUASHFS: "s, ## args)
+
+static inline struct squashfs_inode_info *SQUASHFS_I(struct inode *inode)
+{
+       return list_entry(inode, struct squashfs_inode_info, vfs_inode);
+}
+
+#if defined(CONFIG_SQUASHFS_1_0_COMPATIBILITY ) || defined(CONFIG_SQUASHFS_2_0_COMPATIBILITY)
+#define SQSH_EXTERN
+extern unsigned int squashfs_read_data(struct super_block *s, char *buffer,
+                               long long index, unsigned int length,
+                               long long *next_index);
+extern int squashfs_get_cached_block(struct super_block *s, char *buffer,
+                               long long block, unsigned int offset,
+                               int length, long long *next_block,
+                               unsigned int *next_offset);
+extern void release_cached_fragment(struct squashfs_sb_info *msblk, struct
+                                       squashfs_fragment_cache *fragment);
+extern struct squashfs_fragment_cache *get_cached_fragment(struct super_block
+                                       *s, long long start_block,
+                                       int length);
+extern struct address_space_operations squashfs_symlink_aops;
+extern struct address_space_operations squashfs_aops;
+extern struct address_space_operations squashfs_aops_4K;
+extern struct inode_operations squashfs_dir_inode_ops;
+#else
+#define SQSH_EXTERN static
+#endif
+
+#ifdef CONFIG_SQUASHFS_1_0_COMPATIBILITY
+extern int squashfs_1_0_supported(struct squashfs_sb_info *msblk);
+#else
+static inline int squashfs_1_0_supported(struct squashfs_sb_info *msblk)
+{
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_SQUASHFS_2_0_COMPATIBILITY
+extern int squashfs_2_0_supported(struct squashfs_sb_info *msblk);
+#else
+static inline int squashfs_2_0_supported(struct squashfs_sb_info *msblk)
+{
+       return 0;
+}
+#endif