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 
23 struct ncp_ioctl_request {
24 	unsigned int function;
25 	unsigned int size;
26 	char __user *data;
27 };
28 
29 struct 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 
41 struct 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 
55 struct ncp_sign_init
56 {
57 	char sign_root[8];
58 	char sign_last[16];
59 };
60 
61 struct 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 
76 struct ncp_setroot_ioctl
77 {
78 	int		volNumber;
79 	int		namespace;
80 	__le32		dirEntNum;
81 };
82 
83 struct 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 
93 struct 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
101 struct 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 #endif				/* _LINUX_NCP_FS_H */
147