root/include/linux/ncp_fs.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. ncp_kmalloc
  2. ncp_kfree_s

   1 /*
   2  *  ncp_fs.h
   3  *
   4  *  Copyright (C) 1995 by Volker Lendecke
   5  *
   6  */
   7 
   8 #ifndef _LINUX_NCP_FS_H
   9 #define _LINUX_NCP_FS_H
  10 
  11 #include <linux/fs.h>
  12 #include <linux/in.h>
  13 #include <linux/types.h>
  14 
  15 #include <linux/ncp_mount.h>
  16 #include <linux/ncp_fs_sb.h>
  17 #include <linux/ncp_fs_i.h>
  18 
  19 /*
  20  * ioctl commands
  21  */
  22 
  23 struct ncp_ioctl_request {
  24         unsigned int   function;
  25         unsigned int   size;
  26         char          *data;
  27 };
  28 
  29 struct ncp_fs_info {
  30         int    version;
  31         struct sockaddr_ipx addr;
  32         uid_t  mounted_uid;
  33         int    connection;      /* Connection number the server assigned us */
  34         int    buffer_size;     /* The negotiated buffer size, to be
  35                                    used for read/write requests! */
  36 
  37         /* Not used yet, but here some day the namespace numbers will be
  38            stored. */
  39         int    volume_number;
  40         __u32  directory_id;
  41 };      
  42 
  43 #define NCP_IOC_NCPREQUEST              _IOR('n', 1, unsigned char *)
  44 #define NCP_IOC_GETMOUNTUID             _IOR('u', 1, uid_t)
  45 
  46 #define NCP_GET_FS_INFO_VERSION (1)
  47 #define NCP_IOC_GET_FS_INFO             _IOWR('i', 1, unsigned char *)
  48 
  49 /*
  50  * The packet size to allocate. One page should be enough.
  51  */
  52 #define NCP_PACKET_SIZE 4070
  53 
  54 #define NCP_MAXPATHLEN 255
  55 #define NCP_MAXNAMELEN 14
  56 
  57 #ifdef __KERNEL__
  58 
  59 /* The readdir cache size controls how many directory entries are
  60  * cached.
  61  */
  62 #define NCP_READDIR_CACHE_SIZE        64
  63 
  64 
  65 #define NCP_MAX_RPC_TIMEOUT (60) /* 6 seconds */
  66 
  67 /* Guess, what 0x564c is :-) */
  68 #define NCP_SUPER_MAGIC  0x564c
  69 
  70 
  71 #define NCP_SBP(sb)          ((struct ncp_server *)((sb)->u.generic_sbp))
  72 #define NCP_INOP(inode)      ((struct ncp_inode_info *)((inode)->u.generic_ip))
  73 
  74 #define NCP_SERVER(inode)    NCP_SBP((inode)->i_sb)
  75 #define NCP_FINFO(inode)     (&(NCP_INOP(inode)->finfo))
  76 #define NCP_ISTRUCT(inode)   (&(NCP_FINFO(inode)->i))
  77 
  78 #ifdef DEBUG_NCP_MALLOC
  79 
  80 #include <linux/malloc.h>
  81 
  82 extern int ncp_malloced;
  83 extern int ncp_current_malloced;
  84 
  85 static inline void *
  86 ncp_kmalloc(unsigned int size, int priority)
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  87 {
  88         ncp_malloced += 1;
  89         ncp_current_malloced += 1;
  90         return kmalloc(size, priority);
  91 }
  92 
  93 static inline void
  94 ncp_kfree_s(void *obj, int size)
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  95 {
  96         ncp_current_malloced -= 1;
  97         kfree_s(obj, size);
  98 }
  99 
 100 #else /* DEBUG_NCP_MALLOC */
 101 
 102 #define ncp_kmalloc(s,p) kmalloc(s,p)
 103 #define ncp_kfree_s(o,s) kfree_s(o,s)
 104 
 105 #endif /* DEBUG_NCP_MALLOC */
 106 
 107 #if DEBUG_NCP > 0
 108 #define DPRINTK(format, args...) printk(format , ## args)
 109 #else
 110 #define DPRINTK(format, args...)
 111 #endif
 112 
 113 #if DEBUG_NCP > 1
 114 #define DDPRINTK(format, args...) printk(format , ## args)
 115 #else
 116 #define DDPRINTK(format, args...)
 117 #endif
 118 
 119 
 120 /* linux/fs/ncpfs/file.c */
 121 extern struct inode_operations ncp_file_inode_operations;
 122 int ncp_make_open(struct inode *i, int right);
 123 
 124 /* linux/fs/ncpfs/dir.c */
 125 extern struct inode_operations ncp_dir_inode_operations;
 126 void ncp_free_inode_info(struct ncp_inode_info *i);
 127 void ncp_free_all_inodes(struct ncp_server *server);
 128 void ncp_init_root(struct ncp_server *server);
 129 int  ncp_stat_root(struct ncp_server *server);
 130 void ncp_init_dir_cache(void);
 131 void ncp_invalid_dir_cache(unsigned long ino);
 132 void ncp_invalidate_all_inodes(struct ncp_server *server);
 133 void ncp_free_dir_cache(void);
 134 int  ncp_date_dos2unix(__u16 time, __u16 date);
 135 void ncp_date_unix2dos(int unix_date, __u16 *time, __u16 *date);
 136 
 137 
 138 /* linux/fs/ncpfs/ioctl.c */
 139 int ncp_ioctl (struct inode * inode, struct file * filp,
 140                unsigned int cmd, unsigned long arg);
 141 
 142 /* linux/fs/ncpfs/inode.c */
 143 struct super_block *ncp_read_super(struct super_block *sb,
 144                                    void *raw_data, int silent);
 145 extern int init_ncp_fs(void);
 146 void ncp_invalidate_connection(struct ncp_server *server);
 147 int ncp_conn_is_valid(struct ncp_server *server);
 148 
 149 /* linux/fs/ncpfs/sock.c */
 150 int ncp_request(struct ncp_server *server, int function);
 151 int ncp_connect(struct ncp_server *server);
 152 int ncp_disconnect(struct ncp_server *server);
 153 int ncp_catch_watchdog(struct ncp_server *server);
 154 int ncp_dont_catch_watchdog(struct ncp_server *server);
 155 void ncp_lock_server(struct ncp_server *server);
 156 void ncp_unlock_server(struct ncp_server *server);
 157 
 158 /* linux/fs/ncpfs/mmap.c */
 159 int ncp_mmap(struct inode * inode, struct file * file, struct vm_area_struct * vma);
 160 
 161 #endif /* __KERNEL__ */
 162 
 163 #endif /* _LINUX_NCP_FS_H */

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