summaryrefslogtreecommitdiff
path: root/include/linux/ncp_fs.h
blob: 4522aed00906c81f885eae6ed5c0ecd9f399bde8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
/*
 *  ncp_fs.h
 *
 *  Copyright (C) 1995, 1996 by Volker Lendecke
 *
 */

#ifndef _LINUX_NCP_FS_H
#define _LINUX_NCP_FS_H

#include <linux/fs.h>
#include <linux/in.h>
#include <linux/types.h>
#include <linux/magic.h>

#include <linux/ipx.h>
#include <linux/ncp_no.h>

/*
 * ioctl commands
 */

struct ncp_ioctl_request {
	unsigned int function;
	unsigned int size;
	char __user *data;
};

struct ncp_fs_info {
	int version;
	struct sockaddr_ipx addr;
	__kernel_uid_t mounted_uid;
	int connection;		/* Connection number the server assigned us */
	int buffer_size;	/* The negotiated buffer size, to be
				   used for read/write requests! */

	int volume_number;
	__le32 directory_id;
};

struct ncp_fs_info_v2 {
	int version;
	unsigned long mounted_uid;
	unsigned int connection;
	unsigned int buffer_size;

	unsigned int volume_number;
	__le32 directory_id;

	__u32 dummy1;
	__u32 dummy2;
	__u32 dummy3;
};

struct ncp_sign_init
{
	char sign_root[8];
	char sign_last[16];
};

struct ncp_lock_ioctl
{
#define NCP_LOCK_LOG	0
#define NCP_LOCK_SH	1
#define NCP_LOCK_EX	2
#define NCP_LOCK_CLEAR	256
	int		cmd;
	int		origin;
	unsigned int	offset;
	unsigned int	length;
#define NCP_LOCK_DEFAULT_TIMEOUT	18
#define NCP_LOCK_MAX_TIMEOUT		180
	int		timeout;
};

struct ncp_setroot_ioctl
{
	int		volNumber;
	int		namespace;
	__le32		dirEntNum;
};

struct ncp_objectname_ioctl
{
#define NCP_AUTH_NONE	0x00
#define NCP_AUTH_BIND	0x31
#define NCP_AUTH_NDS	0x32
	int		auth_type;
	size_t		object_name_len;
	void __user *	object_name;	/* a userspace data, in most cases user name */
};

struct ncp_privatedata_ioctl
{
	size_t		len;
	void __user *	data;		/* ~1000 for NDS */
};

/* NLS charsets by ioctl */
#define NCP_IOCSNAME_LEN 20
struct ncp_nls_ioctl
{
	unsigned char codepage[NCP_IOCSNAME_LEN+1];
	unsigned char iocharset[NCP_IOCSNAME_LEN+1];
};

#define	NCP_IOC_NCPREQUEST		_IOR('n', 1, struct ncp_ioctl_request)
#define	NCP_IOC_GETMOUNTUID		_IOW('n', 2, __kernel_old_uid_t)
#define NCP_IOC_GETMOUNTUID2		_IOW('n', 2, unsigned long)

#define NCP_IOC_CONN_LOGGED_IN          _IO('n', 3)

#define NCP_GET_FS_INFO_VERSION    (1)
#define NCP_IOC_GET_FS_INFO             _IOWR('n', 4, struct ncp_fs_info)
#define NCP_GET_FS_INFO_VERSION_V2 (2)
#define NCP_IOC_GET_FS_INFO_V2		_IOWR('n', 4, struct ncp_fs_info_v2)

#define NCP_IOC_SIGN_INIT		_IOR('n', 5, struct ncp_sign_init)
#define NCP_IOC_SIGN_WANTED		_IOR('n', 6, int)
#define NCP_IOC_SET_SIGN_WANTED		_IOW('n', 6, int)

#define NCP_IOC_LOCKUNLOCK		_IOR('n', 7, struct ncp_lock_ioctl)

#define NCP_IOC_GETROOT			_IOW('n', 8, struct ncp_setroot_ioctl)
#define NCP_IOC_SETROOT			_IOR('n', 8, struct ncp_setroot_ioctl)

#define NCP_IOC_GETOBJECTNAME		_IOWR('n', 9, struct ncp_objectname_ioctl)
#define NCP_IOC_SETOBJECTNAME		_IOR('n', 9, struct ncp_objectname_ioctl)
#define NCP_IOC_GETPRIVATEDATA		_IOWR('n', 10, struct ncp_privatedata_ioctl)
#define NCP_IOC_SETPRIVATEDATA		_IOR('n', 10, struct ncp_privatedata_ioctl)

#define NCP_IOC_GETCHARSETS		_IOWR('n', 11, struct ncp_nls_ioctl)
#define NCP_IOC_SETCHARSETS		_IOR('n', 11, struct ncp_nls_ioctl)

#define NCP_IOC_GETDENTRYTTL		_IOW('n', 12, __u32)
#define NCP_IOC_SETDENTRYTTL		_IOR('n', 12, __u32)

/*
 * The packet size to allocate. One page should be enough.
 */
#define NCP_PACKET_SIZE 4070

#define NCP_MAXPATHLEN 255
#define NCP_MAXNAMELEN 14

#ifdef __KERNEL__

#include <linux/ncp_fs_i.h>
#include <linux/ncp_fs_sb.h>

/* define because it is easy to change PRINTK to {*}PRINTK */
#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args)

#undef NCPFS_PARANOIA
#ifdef NCPFS_PARANOIA
#define PPRINTK(format, args...) PRINTK(format , ## args)
#else
#define PPRINTK(format, args...)
#endif

#ifndef DEBUG_NCP
#define DEBUG_NCP 0
#endif
#if DEBUG_NCP > 0
#define DPRINTK(format, args...) PRINTK(format , ## args)
#else
#define DPRINTK(format, args...)
#endif
#if DEBUG_NCP > 1
#define DDPRINTK(format, args...) PRINTK(format , ## args)
#else
#define DDPRINTK(format, args...)
#endif

#define NCP_MAX_RPC_TIMEOUT (6*HZ)


struct ncp_entry_info {
	struct nw_info_struct	i;
	ino_t			ino;
	int			opened;
	int			access;
	unsigned int		volume;
	__u8			file_handle[6];
};

static inline struct ncp_server *NCP_SBP(struct super_block *sb)
{
	return sb->s_fs_info;
}

#define NCP_SERVER(inode)	NCP_SBP((inode)->i_sb)
static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode)
{
	return container_of(inode, struct ncp_inode_info, vfs_inode);
}

/* linux/fs/ncpfs/inode.c */
int ncp_notify_change(struct dentry *, struct iattr *);
struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *);
void ncp_update_inode(struct inode *, struct ncp_entry_info *);
void ncp_update_inode2(struct inode *, struct ncp_entry_info *);

/* linux/fs/ncpfs/dir.c */
extern const struct inode_operations ncp_dir_inode_operations;
extern const struct file_operations ncp_dir_operations;
extern const struct dentry_operations ncp_root_dentry_operations;
int ncp_conn_logged_in(struct super_block *);
int ncp_date_dos2unix(__le16 time, __le16 date);
void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date);

/* linux/fs/ncpfs/ioctl.c */
long ncp_ioctl(struct file *, unsigned int, unsigned long);
long ncp_compat_ioctl(struct file *, unsigned int, unsigned long);

/* linux/fs/ncpfs/sock.c */
int ncp_request2(struct ncp_server *server, int function,
	void* reply, int max_reply_size);
static inline int ncp_request(struct ncp_server *server, int function) {
	return ncp_request2(server, function, server->packet, server->packet_size);
}
int ncp_connect(struct ncp_server *server);
int ncp_disconnect(struct ncp_server *server);
void ncp_lock_server(struct ncp_server *server);
void ncp_unlock_server(struct ncp_server *server);

/* linux/fs/ncpfs/symlink.c */
#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS)
extern const struct address_space_operations ncp_symlink_aops;
int ncp_symlink(struct inode*, struct dentry*, const char*);
#endif

/* linux/fs/ncpfs/file.c */
extern const struct inode_operations ncp_file_inode_operations;
extern const struct file_operations ncp_file_operations;
int ncp_make_open(struct inode *, int);

/* linux/fs/ncpfs/mmap.c */
int ncp_mmap(struct file *, struct vm_area_struct *);

/* linux/fs/ncpfs/ncplib_kernel.c */
int ncp_make_closed(struct inode *);

#define ncp_namespace(i)	(NCP_SERVER(i)->name_space[NCP_FINFO(i)->volNumber])

static inline int ncp_preserve_entry_case(struct inode *i, __u32 nscreator)
{
#ifdef CONFIG_NCPFS_SMALLDOS
	int ns = ncp_namespace(i);

	if ((ns == NW_NS_DOS)
#ifdef CONFIG_NCPFS_OS2_NS
		|| ((ns == NW_NS_OS2) && (nscreator == NW_NS_DOS))
#endif /* CONFIG_NCPFS_OS2_NS */
				)
		return 0;
#endif /* CONFIG_NCPFS_SMALLDOS */
	return 1;
}

#define ncp_preserve_case(i)	(ncp_namespace(i) != NW_NS_DOS)

static inline int ncp_case_sensitive(struct inode *i)
{
#ifdef CONFIG_NCPFS_NFS_NS
	return ncp_namespace(i) == NW_NS_NFS;
#else
	return 0;
#endif	/* CONFIG_NCPFS_NFS_NS */
} 

#endif				/* __KERNEL__ */

#endif				/* _LINUX_NCP_FS_H */