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1 | /* XDR types for nfsd. This is mainly a typing exercise. */ |
2 | |
3 | #ifndef LINUX_NFSD_H |
4 | #define LINUX_NFSD_H |
5 | |
6 | #include <linux/vfs.h> |
7 | #include "nfsd.h" |
8 | #include "nfsfh.h" |
9 | |
10 | struct nfsd_fhandle { |
11 | struct svc_fh fh; |
12 | }; |
13 | |
14 | struct nfsd_sattrargs { |
15 | struct svc_fh fh; |
16 | struct iattr attrs; |
17 | }; |
18 | |
19 | struct nfsd_diropargs { |
20 | struct svc_fh fh; |
21 | char * name; |
22 | unsigned int len; |
23 | }; |
24 | |
25 | struct nfsd_readargs { |
26 | struct svc_fh fh; |
27 | __u32 offset; |
28 | __u32 count; |
29 | int vlen; |
30 | }; |
31 | |
32 | struct nfsd_writeargs { |
33 | svc_fh fh; |
34 | __u32 offset; |
35 | int len; |
36 | int vlen; |
37 | }; |
38 | |
39 | struct nfsd_createargs { |
40 | struct svc_fh fh; |
41 | char * name; |
42 | unsigned int len; |
43 | struct iattr attrs; |
44 | }; |
45 | |
46 | struct nfsd_renameargs { |
47 | struct svc_fh ffh; |
48 | char * fname; |
49 | unsigned int flen; |
50 | struct svc_fh tfh; |
51 | char * tname; |
52 | unsigned int tlen; |
53 | }; |
54 | |
55 | struct nfsd_readlinkargs { |
56 | struct svc_fh fh; |
57 | char * buffer; |
58 | }; |
59 | |
60 | struct nfsd_linkargs { |
61 | struct svc_fh ffh; |
62 | struct svc_fh tfh; |
63 | char * tname; |
64 | unsigned int tlen; |
65 | }; |
66 | |
67 | struct nfsd_symlinkargs { |
68 | struct svc_fh ffh; |
69 | char * fname; |
70 | unsigned int flen; |
71 | char * tname; |
72 | unsigned int tlen; |
73 | struct iattr attrs; |
74 | }; |
75 | |
76 | struct nfsd_readdirargs { |
77 | struct svc_fh fh; |
78 | __u32 cookie; |
79 | __u32 count; |
80 | __be32 * buffer; |
81 | }; |
82 | |
83 | struct nfsd_attrstat { |
84 | struct svc_fh fh; |
85 | struct kstat stat; |
86 | }; |
87 | |
88 | struct nfsd_diropres { |
89 | struct svc_fh fh; |
90 | struct kstat stat; |
91 | }; |
92 | |
93 | struct nfsd_readlinkres { |
94 | int len; |
95 | }; |
96 | |
97 | struct nfsd_readres { |
98 | struct svc_fh fh; |
99 | unsigned long count; |
100 | struct kstat stat; |
101 | }; |
102 | |
103 | struct nfsd_readdirres { |
104 | int count; |
105 | |
106 | struct readdir_cd common; |
107 | __be32 * buffer; |
108 | int buflen; |
109 | __be32 * offset; |
110 | }; |
111 | |
112 | struct nfsd_statfsres { |
113 | struct kstatfs stats; |
114 | }; |
115 | |
116 | /* |
117 | * Storage requirements for XDR arguments and results. |
118 | */ |
119 | union nfsd_xdrstore { |
120 | struct nfsd_sattrargs sattr; |
121 | struct nfsd_diropargs dirop; |
122 | struct nfsd_readargs read; |
123 | struct nfsd_writeargs write; |
124 | struct nfsd_createargs create; |
125 | struct nfsd_renameargs rename; |
126 | struct nfsd_linkargs link; |
127 | struct nfsd_symlinkargs symlink; |
128 | struct nfsd_readdirargs readdir; |
129 | }; |
130 | |
131 | #define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore) |
132 | |
133 | |
134 | int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *); |
135 | int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *); |
136 | int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *, |
137 | struct nfsd_sattrargs *); |
138 | int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *, |
139 | struct nfsd_diropargs *); |
140 | int nfssvc_decode_readargs(struct svc_rqst *, __be32 *, |
141 | struct nfsd_readargs *); |
142 | int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *, |
143 | struct nfsd_writeargs *); |
144 | int nfssvc_decode_createargs(struct svc_rqst *, __be32 *, |
145 | struct nfsd_createargs *); |
146 | int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *, |
147 | struct nfsd_renameargs *); |
148 | int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *, |
149 | struct nfsd_readlinkargs *); |
150 | int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *, |
151 | struct nfsd_linkargs *); |
152 | int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *, |
153 | struct nfsd_symlinkargs *); |
154 | int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *, |
155 | struct nfsd_readdirargs *); |
156 | int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *); |
157 | int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *); |
158 | int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *); |
159 | int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *); |
160 | int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *); |
161 | int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *); |
162 | int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *); |
163 | |
164 | int nfssvc_encode_entry(void *, const char *name, |
165 | int namlen, loff_t offset, u64 ino, unsigned int); |
166 | |
167 | int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *); |
168 | |
169 | /* Helper functions for NFSv2 ACL code */ |
170 | __be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp); |
171 | __be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp); |
172 | |
173 | #endif /* LINUX_NFSD_H */ |
174 |
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