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
|
/*
* linux/include/linux/nfsd/xdr.h
*
* XDR types for nfsd. This is mainly a typing exercise.
*/
#ifndef LINUX_NFSD_H
#define LINUX_NFSD_H
#include <linux/fs.h>
#include <linux/vfs.h>
#include <linux/nfs.h>
struct nfsd_fhandle {
struct svc_fh fh;
};
struct nfsd_sattrargs {
struct svc_fh fh;
struct iattr attrs;
};
struct nfsd_diropargs {
struct svc_fh fh;
char * name;
int len;
};
struct nfsd_readargs {
struct svc_fh fh;
__u32 offset;
__u32 count;
int vlen;
};
struct nfsd_writeargs {
svc_fh fh;
__u32 offset;
int len;
int vlen;
};
struct nfsd_createargs {
struct svc_fh fh;
char * name;
int len;
struct iattr attrs;
};
struct nfsd_renameargs {
struct svc_fh ffh;
char * fname;
int flen;
struct svc_fh tfh;
char * tname;
int tlen;
};
struct nfsd_readlinkargs {
struct svc_fh fh;
char * buffer;
};
struct nfsd_linkargs {
struct svc_fh ffh;
struct svc_fh tfh;
char * tname;
int tlen;
};
struct nfsd_symlinkargs {
struct svc_fh ffh;
char * fname;
int flen;
char * tname;
int tlen;
struct iattr attrs;
};
struct nfsd_readdirargs {
struct svc_fh fh;
__u32 cookie;
__u32 count;
__be32 * buffer;
};
struct nfsd_attrstat {
struct svc_fh fh;
struct kstat stat;
};
struct nfsd_diropres {
struct svc_fh fh;
struct kstat stat;
};
struct nfsd_readlinkres {
int len;
};
struct nfsd_readres {
struct svc_fh fh;
unsigned long count;
struct kstat stat;
};
struct nfsd_readdirres {
int count;
struct readdir_cd common;
__be32 * buffer;
int buflen;
__be32 * offset;
};
struct nfsd_statfsres {
struct kstatfs stats;
};
/*
* Storage requirements for XDR arguments and results.
*/
union nfsd_xdrstore {
struct nfsd_sattrargs sattr;
struct nfsd_diropargs dirop;
struct nfsd_readargs read;
struct nfsd_writeargs write;
struct nfsd_createargs create;
struct nfsd_renameargs rename;
struct nfsd_linkargs link;
struct nfsd_symlinkargs symlink;
struct nfsd_readdirargs readdir;
};
#define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore)
int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *);
int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,
struct nfsd_sattrargs *);
int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,
struct nfsd_diropargs *);
int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,
struct nfsd_readargs *);
int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,
struct nfsd_writeargs *);
int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,
struct nfsd_createargs *);
int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,
struct nfsd_renameargs *);
int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,
struct nfsd_readlinkargs *);
int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,
struct nfsd_linkargs *);
int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,
struct nfsd_symlinkargs *);
int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,
struct nfsd_readdirargs *);
int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);
int nfssvc_encode_entry(void *, const char *name,
int namlen, loff_t offset, u64 ino, unsigned int);
int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
/* Helper functions for NFSv2 ACL code */
__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);
#endif /* LINUX_NFSD_H */
|
