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#include <linux/magic.h> 15 16#include <linux/ipx.h> 17#include <linux/ncp_no.h> 18 19/* 20 * ioctl commands 21 */ 22 23struct ncp_ioctl_request { 24 unsigned int function; 25 unsigned int size; 26 char __user *data; 27}; 28 29struct ncp_fs_info { 30 int version; 31 struct sockaddr_ipx addr; 32 __kernel_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 int volume_number; 38 __le32 directory_id; 39}; 40 41struct ncp_fs_info_v2 { 42 int version; 43 unsigned long mounted_uid; 44 unsigned int connection; 45 unsigned int buffer_size; 46 47 unsigned int volume_number; 48 __le32 directory_id; 49 50 __u32 dummy1; 51 __u32 dummy2; 52 __u32 dummy3; 53}; 54 55struct ncp_sign_init 56{ 57 char sign_root[8]; 58 char sign_last[16]; 59}; 60 61struct ncp_lock_ioctl 62{ 63#define NCP_LOCK_LOG 0 64#define NCP_LOCK_SH 1 65#define NCP_LOCK_EX 2 66#define NCP_LOCK_CLEAR 256 67 int cmd; 68 int origin; 69 unsigned int offset; 70 unsigned int length; 71#define NCP_LOCK_DEFAULT_TIMEOUT 18 72#define NCP_LOCK_MAX_TIMEOUT 180 73 int timeout; 74}; 75 76struct ncp_setroot_ioctl 77{ 78 int volNumber; 79 int namespace; 80 __le32 dirEntNum; 81}; 82 83struct ncp_objectname_ioctl 84{ 85#define NCP_AUTH_NONE 0x00 86#define NCP_AUTH_BIND 0x31 87#define NCP_AUTH_NDS 0x32 88 int auth_type; 89 size_t object_name_len; 90 void __user * object_name; /* a userspace data, in most cases user name */ 91}; 92 93struct ncp_privatedata_ioctl 94{ 95 size_t len; 96 void __user * data; /* ~1000 for NDS */ 97}; 98 99/* NLS charsets by ioctl */ 100#define NCP_IOCSNAME_LEN 20 101struct ncp_nls_ioctl 102{ 103 unsigned char codepage[NCP_IOCSNAME_LEN+1]; 104 unsigned char iocharset[NCP_IOCSNAME_LEN+1]; 105}; 106 107#define NCP_IOC_NCPREQUEST _IOR('n', 1, struct ncp_ioctl_request) 108#define NCP_IOC_GETMOUNTUID _IOW('n', 2, __kernel_old_uid_t) 109#define NCP_IOC_GETMOUNTUID2 _IOW('n', 2, unsigned long) 110 111#define NCP_IOC_CONN_LOGGED_IN _IO('n', 3) 112 113#define NCP_GET_FS_INFO_VERSION (1) 114#define NCP_IOC_GET_FS_INFO _IOWR('n', 4, struct ncp_fs_info) 115#define NCP_GET_FS_INFO_VERSION_V2 (2) 116#define NCP_IOC_GET_FS_INFO_V2 _IOWR('n', 4, struct ncp_fs_info_v2) 117 118#define NCP_IOC_SIGN_INIT _IOR('n', 5, struct ncp_sign_init) 119#define NCP_IOC_SIGN_WANTED _IOR('n', 6, int) 120#define NCP_IOC_SET_SIGN_WANTED _IOW('n', 6, int) 121 122#define NCP_IOC_LOCKUNLOCK _IOR('n', 7, struct ncp_lock_ioctl) 123 124#define NCP_IOC_GETROOT _IOW('n', 8, struct ncp_setroot_ioctl) 125#define NCP_IOC_SETROOT _IOR('n', 8, struct ncp_setroot_ioctl) 126 127#define NCP_IOC_GETOBJECTNAME _IOWR('n', 9, struct ncp_objectname_ioctl) 128#define NCP_IOC_SETOBJECTNAME _IOR('n', 9, struct ncp_objectname_ioctl) 129#define NCP_IOC_GETPRIVATEDATA _IOWR('n', 10, struct ncp_privatedata_ioctl) 130#define NCP_IOC_SETPRIVATEDATA _IOR('n', 10, struct ncp_privatedata_ioctl) 131 132#define NCP_IOC_GETCHARSETS _IOWR('n', 11, struct ncp_nls_ioctl) 133#define NCP_IOC_SETCHARSETS _IOR('n', 11, struct ncp_nls_ioctl) 134 135#define NCP_IOC_GETDENTRYTTL _IOW('n', 12, __u32) 136#define NCP_IOC_SETDENTRYTTL _IOR('n', 12, __u32) 137 138/* 139 * The packet size to allocate. One page should be enough. 140 */ 141#define NCP_PACKET_SIZE 4070 142 143#define NCP_MAXPATHLEN 255 144#define NCP_MAXNAMELEN 14 145 146#ifdef __KERNEL__ 147 148#include <linux/ncp_fs_i.h> 149#include <linux/ncp_fs_sb.h> 150 151/* 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 unsigned int volume; 184 __u8 file_handle[6]; 185}; 186 187static inline struct ncp_server *NCP_SBP(struct super_block *sb) 188{ 189 return sb->s_fs_info; 190} 191 192#define NCP_SERVER(inode) NCP_SBP((inode)->i_sb) 193static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode) 194{ 195 return container_of(inode, struct ncp_inode_info, vfs_inode); 196} 197 198/* linux/fs/ncpfs/inode.c */ 199int ncp_notify_change(struct dentry *, struct iattr *); 200struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); 201void ncp_update_inode(struct inode *, struct ncp_entry_info *); 202void ncp_update_inode2(struct inode *, struct ncp_entry_info *); 203 204/* linux/fs/ncpfs/dir.c */ 205extern const struct inode_operations ncp_dir_inode_operations; 206extern const struct file_operations ncp_dir_operations; 207extern const struct dentry_operations ncp_root_dentry_operations; 208int ncp_conn_logged_in(struct super_block *); 209int ncp_date_dos2unix(__le16 time, __le16 date); 210void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date); 211 212/* linux/fs/ncpfs/ioctl.c */ 213long ncp_ioctl(struct file *, unsigned int, unsigned long); 214long ncp_compat_ioctl(struct file *, unsigned int, unsigned long); 215 216/* linux/fs/ncpfs/sock.c */ 217int ncp_request2(struct ncp_server *server, int function, 218 void* reply, int max_reply_size); 219static inline int ncp_request(struct ncp_server *server, int function) { 220 return ncp_request2(server, function, server->packet, server->packet_size); 221} 222int ncp_connect(struct ncp_server *server); 223int ncp_disconnect(struct ncp_server *server); 224void ncp_lock_server(struct ncp_server *server); 225void ncp_unlock_server(struct ncp_server *server); 226 227/* linux/fs/ncpfs/symlink.c */ 228#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS) 229extern const struct address_space_operations ncp_symlink_aops; 230int ncp_symlink(struct inode*, struct dentry*, const char*); 231#endif 232 233/* linux/fs/ncpfs/file.c */ 234extern const struct inode_operations ncp_file_inode_operations; 235extern const struct file_operations ncp_file_operations; 236int ncp_make_open(struct inode *, int); 237 238/* linux/fs/ncpfs/mmap.c */ 239int ncp_mmap(struct file *, struct vm_area_struct *); 240 241/* linux/fs/ncpfs/ncplib_kernel.c */ 242int ncp_make_closed(struct inode *); 243 244#define ncp_namespace(i) (NCP_SERVER(i)->name_space[NCP_FINFO(i)->volNumber]) 245 246static inline int ncp_preserve_entry_case(struct inode *i, __u32 nscreator) 247{ 248#ifdef CONFIG_NCPFS_SMALLDOS 249 int ns = ncp_namespace(i); 250 251 if ((ns == NW_NS_DOS) 252#ifdef CONFIG_NCPFS_OS2_NS 253 || ((ns == NW_NS_OS2) && (nscreator == NW_NS_DOS)) 254#endif /* CONFIG_NCPFS_OS2_NS */ 255 ) 256 return 0; 257#endif /* CONFIG_NCPFS_SMALLDOS */ 258 return 1; 259} 260 261#define ncp_preserve_case(i) (ncp_namespace(i) != NW_NS_DOS) 262 263static inline int ncp_case_sensitive(struct inode *i) 264{ 265#ifdef CONFIG_NCPFS_NFS_NS 266 return ncp_namespace(i) == NW_NS_NFS; 267#else 268 return 0; 269#endif /* CONFIG_NCPFS_NFS_NS */ 270} 271 272#endif /* __KERNEL__ */ 273 274#endif /* _LINUX_NCP_FS_H */ 275