diff options
Diffstat (limited to 'fs/ncpfs/ncplib_kernel.h')
| -rw-r--r-- | fs/ncpfs/ncplib_kernel.h | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h index 057b068b8..f4cc6425b 100644 --- a/fs/ncpfs/ncplib_kernel.h +++ b/fs/ncpfs/ncplib_kernel.h @@ -5,6 +5,7 @@ * Modified for big endian by J.F. Chadima and David S. Miller * Modified 1997 Peter Waltenberg, Bill Hawes, David Woodhouse for 2.1 dcache * Modified 1998 Wolfram Pienkoss for NLS + * Modified 1999 Wolfram Pienkoss for directory caching * */ @@ -19,6 +20,8 @@ #include <linux/malloc.h> #include <linux/stat.h> #include <linux/fcntl.h> +#include <linux/pagemap.h> + #include <asm/uaccess.h> #include <asm/byteorder.h> #include <asm/unaligned.h> @@ -28,13 +31,13 @@ #include <linux/nls.h> #endif -#include <linux/ncp.h> #include <linux/ncp_fs.h> -#include <linux/ncp_fs_sb.h> #define NCP_MIN_SYMLINK_SIZE 8 #define NCP_MAX_SYMLINK_SIZE 512 +#define NCP_BLOCK_SIZE 512 + int ncp_negotiate_buffersize(struct ncp_server *, int, int *); int ncp_negotiate_size_and_options(struct ncp_server *server, int size, int options, int *ret_size, int *ret_options); @@ -62,7 +65,7 @@ int ncp_modify_file_or_subdir_dos_info_path(struct ncp_server *, struct inode *, int ncp_del_file_or_subdir2(struct ncp_server *, struct dentry*); int ncp_del_file_or_subdir(struct ncp_server *, struct inode *, char *); int ncp_open_create_file_or_subdir(struct ncp_server *, struct inode *, char *, - int, __u32, int, struct nw_file_info *); + int, __u32, int, struct ncp_entry_info *); int ncp_initialize_search(struct ncp_server *, struct inode *, struct nw_search_sequence *target); @@ -88,8 +91,8 @@ ncp_ClearPhysicalRecord(struct ncp_server *server, #ifdef CONFIG_NCPFS_MOUNT_SUBDIR int -ncp_mount_subdir(struct ncp_server* server, __u8 volNumber, - __u8 srcNS, __u32 srcDirEntNum); +ncp_mount_subdir(struct ncp_server *, struct nw_info_struct *, + __u8, __u8, __u32); #endif /* CONFIG_NCPFS_MOUNT_SUBDIR */ #ifdef CONFIG_NCPFS_NLS @@ -169,5 +172,37 @@ vol2io(struct ncp_server *server, char *name, int case_trans) #endif /* CONFIG_NCPFS_NLS */ -#endif /* _NCPLIB_H */ +#define NCP_GET_AGE(dentry) (jiffies - (dentry)->d_time) +#define NCP_MAX_AGE (server->dentry_ttl) +#define NCP_TEST_AGE(server,dentry) (NCP_GET_AGE(dentry) < NCP_MAX_AGE) +static inline void +ncp_age_dentry(struct ncp_server* server, struct dentry* dentry) +{ + dentry->d_time = jiffies - server->dentry_ttl; +} + +static inline void +ncp_new_dentry(struct dentry* dentry) +{ + dentry->d_time = jiffies; +} + +#define NCP_FPOS_EMPTY 0 /* init value for fpos variables. */ + +struct ncp_cache_control { + struct nw_search_sequence seq; + int firstcache; + int currentpos; + int cachehead; + int cachetail; + int eof; +}; + +#define NCP_DIRCACHE_SIZE (PAGE_CACHE_SIZE-sizeof(struct ncp_cache_control)) +struct ncp_seq_cache { + struct ncp_cache_control ctl; + unsigned char cache[NCP_DIRCACHE_SIZE]; +}; + +#endif /* _NCPLIB_H */ |