1/* 2 * ncp_fs.h 3 * 4 * Copyright (C) 1995, 1996 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/ipx.h> 16#include <linux/ncp_no.h> 17 18/* 19 * ioctl commands 20 */ 21 22struct ncp_ioctl_request { 23 unsigned int function; 24 unsigned int size; 25 char *data; 26}; 27 28struct ncp_fs_info { 29 int version; 30 struct sockaddr_ipx addr; 31 __kernel_uid_t mounted_uid; 32 int connection; /* Connection number the server assigned us */ 33 int buffer_size; /* The negotiated buffer size, to be 34 used for read/write requests! */ 35 36 int volume_number; 37 __u32 directory_id; 38}; 39 40struct ncp_fs_info_v2 { 41 int version; 42 unsigned long mounted_uid; 43 unsigned int connection; 44 unsigned int buffer_size; 45 46 unsigned int volume_number; 47 __u32 directory_id; 48 49 __u32 dummy1; 50 __u32 dummy2; 51 __u32 dummy3; 52}; 53 54struct ncp_sign_init 55{ 56 char sign_root[8]; 57 char sign_last[16]; 58}; 59 60struct ncp_lock_ioctl 61{ 62#define NCP_LOCK_LOG 0 63#define NCP_LOCK_SH 1 64#define NCP_LOCK_EX 2 65#define NCP_LOCK_CLEAR 256 66 int cmd; 67 int origin; 68 unsigned int offset; 69 unsigned int length; 70#define NCP_LOCK_DEFAULT_TIMEOUT 18 71#define NCP_LOCK_MAX_TIMEOUT 180 72 int timeout; 73}; 74 75struct ncp_setroot_ioctl 76{ 77 int volNumber; 78 int namespace; 79 __u32 dirEntNum; 80}; 81 82struct ncp_objectname_ioctl 83{ 84#define NCP_AUTH_NONE 0x00 85#define NCP_AUTH_BIND 0x31 86#define NCP_AUTH_NDS 0x32 87 int auth_type; 88 size_t object_name_len; 89 void* object_name; /* an userspace data, in most cases user name */ 90}; 91 92struct ncp_privatedata_ioctl 93{ 94 size_t len; 95 void* data; /* ~1000 for NDS */ 96}; 97 98/* NLS charsets by ioctl */ 99#define NCP_IOCSNAME_LEN 20 100struct ncp_nls_ioctl 101{ 102 unsigned char codepage[NCP_IOCSNAME_LEN+1]; 103 unsigned char iocharset[NCP_IOCSNAME_LEN+1]; 104}; 105 106#define NCP_IOC_NCPREQUEST _IOR('n', 1, struct ncp_ioctl_request) 107#define NCP_IOC_GETMOUNTUID _IOW('n', 2, __kernel_old_uid_t) 108#define NCP_IOC_GETMOUNTUID2 _IOW('n', 2, unsigned long) 109 110#define NCP_IOC_CONN_LOGGED_IN _IO('n', 3) 111 112#define NCP_GET_FS_INFO_VERSION (1) 113#define NCP_IOC_GET_FS_INFO _IOWR('n', 4, struct ncp_fs_info) 114#define NCP_GET_FS_INFO_VERSION_V2 (2) 115#define NCP_IOC_GET_FS_INFO_V2 _IOWR('n', 4, struct ncp_fs_info_v2) 116 117#define NCP_IOC_SIGN_INIT _IOR('n', 5, struct ncp_sign_init) 118#define NCP_IOC_SIGN_WANTED _IOR('n', 6, int) 119#define NCP_IOC_SET_SIGN_WANTED _IOW('n', 6, int) 120 121#define NCP_IOC_LOCKUNLOCK _IOR('n', 7, struct ncp_lock_ioctl) 122 123#define NCP_IOC_GETROOT _IOW('n', 8, struct ncp_setroot_ioctl) 124#define NCP_IOC_SETROOT _IOR('n', 8, struct ncp_setroot_ioctl) 125 126#define NCP_IOC_GETOBJECTNAME _IOWR('n', 9, struct ncp_objectname_ioctl) 127#define NCP_IOC_SETOBJECTNAME _IOR('n', 9, struct ncp_objectname_ioctl) 128#define NCP_IOC_GETPRIVATEDATA _IOWR('n', 10, struct ncp_privatedata_ioctl) 129#define NCP_IOC_SETPRIVATEDATA _IOR('n', 10, struct ncp_privatedata_ioctl) 130 131#define NCP_IOC_GETCHARSETS _IOWR('n', 11, struct ncp_nls_ioctl) 132#define NCP_IOC_SETCHARSETS _IOR('n', 11, struct ncp_nls_ioctl) 133 134#define NCP_IOC_GETDENTRYTTL _IOW('n', 12, __u32) 135#define NCP_IOC_SETDENTRYTTL _IOR('n', 12, __u32) 136 137/* 138 * The packet size to allocate. One page should be enough. 139 */ 140#define NCP_PACKET_SIZE 4070 141 142#define NCP_MAXPATHLEN 255 143#define NCP_MAXNAMELEN 14 144 145#ifdef __KERNEL__ 146 147#include <linux/config.h> 148 149/* undef because public define in umsdos_fs.h (ncp_fs.h isn't public) */ 150#undef PRINTK 151/* define because it is easy to change PRINTK to {*}PRINTK */ 152#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args) 153 154#undef NCPFS_PARANOIA 155#ifdef NCPFS_PARANOIA 156#define PPRINTK(format, args...) PRINTK(format , ## args) 157#else 158#define PPRINTK(format, args...) 159#endif 160 161#ifndef DEBUG_NCP 162#define DEBUG_NCP 0 163#endif 164#if DEBUG_NCP > 0 165#define DPRINTK(format, args...) PRINTK(format , ## args) 166#else 167#define DPRINTK(format, args...) 168#endif 169#if DEBUG_NCP > 1 170#define DDPRINTK(format, args...) PRINTK(format , ## args) 171#else 172#define DDPRINTK(format, args...) 173#endif 174 175#define NCP_MAX_RPC_TIMEOUT (6*HZ) 176 177 178struct ncp_entry_info { 179 struct nw_info_struct i; 180 ino_t ino; 181 int opened; 182 int access; 183 __u32 server_file_handle __attribute__((packed)); 184 __u8 open_create_action __attribute__((packed)); 185 __u8 file_handle[6] __attribute__((packed)); 186}; 187 188/* Guess, what 0x564c is :-) */ 189#define NCP_SUPER_MAGIC 0x564c 190 191 192#define NCP_SBP(sb) (&((sb)->u.ncpfs_sb)) 193 194#define NCP_SERVER(inode) NCP_SBP((inode)->i_sb) 195#define NCP_FINFO(inode) (&((inode)->u.ncpfs_i)) 196 197#ifdef DEBUG_NCP_MALLOC 198 199#include <linux/slab.h> 200 201extern int ncp_malloced; 202extern int ncp_current_malloced; 203 204static inline void * 205 ncp_kmalloc(unsigned int size, int priority) 206{ 207 ncp_malloced += 1; 208 ncp_current_malloced += 1; 209 return kmalloc(size, priority); 210} 211 212static inline void ncp_kfree_s(void *obj, int size) 213{ 214 ncp_current_malloced -= 1; 215 kfree(obj); 216} 217 218#else /* DEBUG_NCP_MALLOC */ 219 220#define ncp_kmalloc(s,p) kmalloc(s,p) 221#define ncp_kfree_s(o,s) kfree(o) 222 223#endif /* DEBUG_NCP_MALLOC */ 224 225/* linux/fs/ncpfs/inode.c */ 226int ncp_notify_change(struct dentry *, struct iattr *); 227struct super_block *ncp_read_super(struct super_block *, void *, int); 228struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); 229void ncp_update_inode(struct inode *, struct ncp_entry_info *); 230void ncp_update_inode2(struct inode *, struct ncp_entry_info *); 231 232/* linux/fs/ncpfs/dir.c */ 233extern struct inode_operations ncp_dir_inode_operations; 234extern struct file_operations ncp_dir_operations; 235int ncp_conn_logged_in(struct super_block *); 236int ncp_date_dos2unix(__u16 time, __u16 date); 237void ncp_date_unix2dos(int unix_date, __u16 * time, __u16 * date); 238 239/* linux/fs/ncpfs/ioctl.c */ 240int ncp_ioctl(struct inode *, struct file *, unsigned int, unsigned long); 241 242/* linux/fs/ncpfs/sock.c */ 243int ncp_request2(struct ncp_server *server, int function, 244 void* reply, int max_reply_size); 245static int inline ncp_request(struct ncp_server *server, int function) { 246 return ncp_request2(server, function, server->packet, server->packet_size); 247} 248int ncp_connect(struct ncp_server *server); 249int ncp_disconnect(struct ncp_server *server); 250void ncp_lock_server(struct ncp_server *server); 251void ncp_unlock_server(struct ncp_server *server); 252 253/* linux/fs/ncpfs/file.c */ 254extern struct inode_operations ncp_file_inode_operations; 255extern struct file_operations ncp_file_operations; 256int ncp_make_open(struct inode *, int); 257 258/* linux/fs/ncpfs/mmap.c */ 259int ncp_mmap(struct file *, struct vm_area_struct *); 260 261/* linux/fs/ncpfs/ncplib_kernel.c */ 262int ncp_make_closed(struct inode *); 263 264#define ncp_namespace(i) (NCP_SERVER(i)->name_space[NCP_FINFO(i)->volNumber]) 265 266static inline int ncp_preserve_entry_case(struct inode *i, __u32 nscreator) 267{ 268#ifdef CONFIG_NCPFS_SMALLDOS 269 int ns = ncp_namespace(i); 270 271 if ((ns == NW_NS_DOS) 272#ifdef CONFIG_NCPFS_OS2_NS 273 || ((ns == NW_NS_OS2) && (nscreator == NW_NS_DOS)) 274#endif /* CONFIG_NCPFS_OS2_NS */ 275 ) 276 return 0; 277#endif /* CONFIG_NCPFS_SMALLDOS */ 278 return 1; 279} 280 281#define ncp_preserve_case(i) (ncp_namespace(i) != NW_NS_DOS) 282 283static inline int ncp_case_sensitive(struct inode *i) 284{ 285#ifdef CONFIG_NCPFS_NFS_NS 286 return ncp_namespace(i) == NW_NS_NFS; 287#else 288 return 0; 289#endif /* CONFIG_NCPFS_NFS_NS */ 290} 291 292#endif /* __KERNEL__ */ 293 294#endif /* _LINUX_NCP_FS_H */ 295