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@@ -1,3 +1,6 @@
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+#include <linux/fs.h>
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+#include <linux/adfs_fs.h>
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+
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/* Internal data structures for ADFS */
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#define ADFS_FREE_FRAG 0
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@@ -16,6 +19,58 @@
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struct buffer_head;
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+/*
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+ * adfs file system inode data in memory
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+ */
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+struct adfs_inode_info {
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+ loff_t mmu_private;
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+ unsigned long parent_id; /* object id of parent */
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+ __u32 loadaddr; /* RISC OS load address */
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+ __u32 execaddr; /* RISC OS exec address */
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+ unsigned int filetype; /* RISC OS file type */
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+ unsigned int attr; /* RISC OS permissions */
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+ unsigned int stamped:1; /* RISC OS file has date/time */
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+ struct inode vfs_inode;
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+};
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+
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+/*
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+ * Forward-declare this
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+ */
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+struct adfs_discmap;
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+struct adfs_dir_ops;
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+
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+/*
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+ * ADFS file system superblock data in memory
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+ */
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+struct adfs_sb_info {
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+ struct adfs_discmap *s_map; /* bh list containing map */
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+ struct adfs_dir_ops *s_dir; /* directory operations */
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+
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+ uid_t s_uid; /* owner uid */
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+ gid_t s_gid; /* owner gid */
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+ umode_t s_owner_mask; /* ADFS owner perm -> unix perm */
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+ umode_t s_other_mask; /* ADFS other perm -> unix perm */
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+
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+ __u32 s_ids_per_zone; /* max. no ids in one zone */
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+ __u32 s_idlen; /* length of ID in map */
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+ __u32 s_map_size; /* sector size of a map */
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+ unsigned long s_size; /* total size (in blocks) of this fs */
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+ signed int s_map2blk; /* shift left by this for map->sector */
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+ unsigned int s_log2sharesize;/* log2 share size */
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+ __le32 s_version; /* disc format version */
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+ unsigned int s_namelen; /* maximum number of characters in name */
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+};
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+
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+static inline struct adfs_sb_info *ADFS_SB(struct super_block *sb)
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+{
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+ return sb->s_fs_info;
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+}
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+
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+static inline struct adfs_inode_info *ADFS_I(struct inode *inode)
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+{
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+ return container_of(inode, struct adfs_inode_info, vfs_inode);
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+}
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+
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/*
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* Directory handling
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*/
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