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; /* an 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/* undef because public define in umsdos_fs.h (ncp_fs.h isn't public) */ 152#undef PRINTK 153/* define because it is easy to change PRINTK to {*}PRINTK */ 154#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args) 155 156#undef NCPFS_PARANOIA 157#ifdef NCPFS_PARANOIA 158#define PPRINTK(format, args...) PRINTK(format , ## args) 159#else 160#define PPRINTK(format, args...) 161#endif 162 163#ifndef DEBUG_NCP 164#define DEBUG_NCP 0 165#endif 166#if DEBUG_NCP > 0 167#define DPRINTK(format, args...) PRINTK(format , ## args) 168#else 169#define DPRINTK(format, args...) 170#endif 171#if DEBUG_NCP > 1 172#define DDPRINTK(format, args...) PRINTK(format , ## args) 173#else 174#define DDPRINTK(format, args...) 175#endif 176 177#define NCP_MAX_RPC_TIMEOUT (6*HZ) 178 179 180struct ncp_entry_info { 181 struct nw_info_struct i; 182 ino_t ino; 183 int opened; 184 int access; 185 unsigned int volume; 186 __u8 file_handle[6]; 187}; 188 189static inline struct ncp_server *NCP_SBP(struct super_block *sb) 190{ 191 return sb->s_fs_info; 192} 193 194#define NCP_SERVER(inode) NCP_SBP((inode)->i_sb) 195static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode) 196{ 197 return container_of(inode, struct ncp_inode_info, vfs_inode); 198} 199 200/* linux/fs/ncpfs/inode.c */ 201int ncp_notify_change(struct dentry *, struct iattr *); 202struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); 203void ncp_update_inode(struct inode *, struct ncp_entry_info *); 204void ncp_update_inode2(struct inode *, struct ncp_entry_info *); 205 206/* linux/fs/ncpfs/dir.c */ 207extern const struct inode_operations ncp_dir_inode_operations; 208extern const struct file_operations ncp_dir_operations; 209int ncp_conn_logged_in(struct super_block *); 210int ncp_date_dos2unix(__le16 time, __le16 date); 211void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date); 212 213/* linux/fs/ncpfs/ioctl.c */ 214int ncp_ioctl(struct inode *, struct file *, unsigned int, unsigned long); 215long ncp_compat_ioctl(struct file *, unsigned int, unsigned long); 216 217/* linux/fs/ncpfs/sock.c */ 218int ncp_request2(struct ncp_server *server, int function, 219 void* reply, int max_reply_size); 220static inline int ncp_request(struct ncp_server *server, int function) { 221 return ncp_request2(server, function, server->packet, server->packet_size); 222} 223int ncp_connect(struct ncp_server *server); 224int ncp_disconnect(struct ncp_server *server); 225void ncp_lock_server(struct ncp_server *server); 226void ncp_unlock_server(struct ncp_server *server); 227 228/* linux/fs/ncpfs/file.c */ 229extern const struct inode_operations ncp_file_inode_operations; 230extern const struct file_operations ncp_file_operations; 231int ncp_make_open(struct inode *, int); 232 233/* linux/fs/ncpfs/mmap.c */ 234int ncp_mmap(struct file *, struct vm_area_struct *); 235 236/* linux/fs/ncpfs/ncplib_kernel.c */ 237int ncp_make_closed(struct inode *); 238 239#define ncp_namespace(i) (NCP_SERVER(i)->name_space[NCP_FINFO(i)->volNumber]) 240 241static inline int ncp_preserve_entry_case(struct inode *i, __u32 nscreator) 242{ 243#ifdef CONFIG_NCPFS_SMALLDOS 244 int ns = ncp_namespace(i); 245 246 if ((ns == NW_NS_DOS) 247#ifdef CONFIG_NCPFS_OS2_NS 248 || ((ns == NW_NS_OS2) && (nscreator == NW_NS_DOS)) 249#endif /* CONFIG_NCPFS_OS2_NS */ 250 ) 251 return 0; 252#endif /* CONFIG_NCPFS_SMALLDOS */ 253 return 1; 254} 255 256#define ncp_preserve_case(i) (ncp_namespace(i) != NW_NS_DOS) 257 258static inline int ncp_case_sensitive(struct inode *i) 259{ 260#ifdef CONFIG_NCPFS_NFS_NS 261 return ncp_namespace(i) == NW_NS_NFS; 262#else 263 return 0; 264#endif /* CONFIG_NCPFS_NFS_NS */ 265} 266 267#endif /* __KERNEL__ */ 268 269#endif /* _LINUX_NCP_FS_H */ 270