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1da177e4 LT |
1 | /* |
2 | * linux/inxlude/linux/nfsd/xdr.h | |
3 | * | |
4 | * XDR types for nfsd. This is mainly a typing exercise. | |
5 | */ | |
6 | ||
7 | #ifndef LINUX_NFSD_H | |
8 | #define LINUX_NFSD_H | |
9 | ||
10 | #include <linux/fs.h> | |
11 | #include <linux/vfs.h> | |
12 | #include <linux/nfs.h> | |
13 | ||
14 | struct nfsd_fhandle { | |
15 | struct svc_fh fh; | |
16 | }; | |
17 | ||
18 | struct nfsd_sattrargs { | |
19 | struct svc_fh fh; | |
20 | struct iattr attrs; | |
21 | }; | |
22 | ||
23 | struct nfsd_diropargs { | |
24 | struct svc_fh fh; | |
25 | char * name; | |
26 | int len; | |
27 | }; | |
28 | ||
29 | struct nfsd_readargs { | |
30 | struct svc_fh fh; | |
31 | __u32 offset; | |
32 | __u32 count; | |
33 | struct kvec vec[RPCSVC_MAXPAGES]; | |
34 | int vlen; | |
35 | }; | |
36 | ||
37 | struct nfsd_writeargs { | |
38 | svc_fh fh; | |
39 | __u32 offset; | |
40 | int len; | |
41 | struct kvec vec[RPCSVC_MAXPAGES]; | |
42 | int vlen; | |
43 | }; | |
44 | ||
45 | struct nfsd_createargs { | |
46 | struct svc_fh fh; | |
47 | char * name; | |
48 | int len; | |
49 | struct iattr attrs; | |
50 | }; | |
51 | ||
52 | struct nfsd_renameargs { | |
53 | struct svc_fh ffh; | |
54 | char * fname; | |
55 | int flen; | |
56 | struct svc_fh tfh; | |
57 | char * tname; | |
58 | int tlen; | |
59 | }; | |
60 | ||
61 | struct nfsd_readlinkargs { | |
62 | struct svc_fh fh; | |
63 | char * buffer; | |
64 | }; | |
65 | ||
66 | struct nfsd_linkargs { | |
67 | struct svc_fh ffh; | |
68 | struct svc_fh tfh; | |
69 | char * tname; | |
70 | int tlen; | |
71 | }; | |
72 | ||
73 | struct nfsd_symlinkargs { | |
74 | struct svc_fh ffh; | |
75 | char * fname; | |
76 | int flen; | |
77 | char * tname; | |
78 | int tlen; | |
79 | struct iattr attrs; | |
80 | }; | |
81 | ||
82 | struct nfsd_readdirargs { | |
83 | struct svc_fh fh; | |
84 | __u32 cookie; | |
85 | __u32 count; | |
86 | u32 * buffer; | |
87 | }; | |
88 | ||
89 | struct nfsd_attrstat { | |
90 | struct svc_fh fh; | |
91 | }; | |
92 | ||
93 | struct nfsd_diropres { | |
94 | struct svc_fh fh; | |
95 | }; | |
96 | ||
97 | struct nfsd_readlinkres { | |
98 | int len; | |
99 | }; | |
100 | ||
101 | struct nfsd_readres { | |
102 | struct svc_fh fh; | |
103 | unsigned long count; | |
104 | }; | |
105 | ||
106 | struct nfsd_readdirres { | |
107 | int count; | |
108 | ||
109 | struct readdir_cd common; | |
110 | u32 * buffer; | |
111 | int buflen; | |
112 | u32 * offset; | |
113 | }; | |
114 | ||
115 | struct nfsd_statfsres { | |
116 | struct kstatfs stats; | |
117 | }; | |
118 | ||
119 | /* | |
120 | * Storage requirements for XDR arguments and results. | |
121 | */ | |
122 | union nfsd_xdrstore { | |
123 | struct nfsd_sattrargs sattr; | |
124 | struct nfsd_diropargs dirop; | |
125 | struct nfsd_readargs read; | |
126 | struct nfsd_writeargs write; | |
127 | struct nfsd_createargs create; | |
128 | struct nfsd_renameargs rename; | |
129 | struct nfsd_linkargs link; | |
130 | struct nfsd_symlinkargs symlink; | |
131 | struct nfsd_readdirargs readdir; | |
132 | }; | |
133 | ||
134 | #define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore) | |
135 | ||
136 | ||
137 | int nfssvc_decode_void(struct svc_rqst *, u32 *, void *); | |
138 | int nfssvc_decode_fhandle(struct svc_rqst *, u32 *, struct nfsd_fhandle *); | |
139 | int nfssvc_decode_sattrargs(struct svc_rqst *, u32 *, | |
140 | struct nfsd_sattrargs *); | |
141 | int nfssvc_decode_diropargs(struct svc_rqst *, u32 *, | |
142 | struct nfsd_diropargs *); | |
143 | int nfssvc_decode_readargs(struct svc_rqst *, u32 *, | |
144 | struct nfsd_readargs *); | |
145 | int nfssvc_decode_writeargs(struct svc_rqst *, u32 *, | |
146 | struct nfsd_writeargs *); | |
147 | int nfssvc_decode_createargs(struct svc_rqst *, u32 *, | |
148 | struct nfsd_createargs *); | |
149 | int nfssvc_decode_renameargs(struct svc_rqst *, u32 *, | |
150 | struct nfsd_renameargs *); | |
151 | int nfssvc_decode_readlinkargs(struct svc_rqst *, u32 *, | |
152 | struct nfsd_readlinkargs *); | |
153 | int nfssvc_decode_linkargs(struct svc_rqst *, u32 *, | |
154 | struct nfsd_linkargs *); | |
155 | int nfssvc_decode_symlinkargs(struct svc_rqst *, u32 *, | |
156 | struct nfsd_symlinkargs *); | |
157 | int nfssvc_decode_readdirargs(struct svc_rqst *, u32 *, | |
158 | struct nfsd_readdirargs *); | |
159 | int nfssvc_encode_void(struct svc_rqst *, u32 *, void *); | |
160 | int nfssvc_encode_attrstat(struct svc_rqst *, u32 *, struct nfsd_attrstat *); | |
161 | int nfssvc_encode_diropres(struct svc_rqst *, u32 *, struct nfsd_diropres *); | |
162 | int nfssvc_encode_readlinkres(struct svc_rqst *, u32 *, struct nfsd_readlinkres *); | |
163 | int nfssvc_encode_readres(struct svc_rqst *, u32 *, struct nfsd_readres *); | |
164 | int nfssvc_encode_statfsres(struct svc_rqst *, u32 *, struct nfsd_statfsres *); | |
165 | int nfssvc_encode_readdirres(struct svc_rqst *, u32 *, struct nfsd_readdirres *); | |
166 | ||
167 | int nfssvc_encode_entry(struct readdir_cd *, const char *name, | |
168 | int namlen, loff_t offset, ino_t ino, unsigned int); | |
169 | ||
170 | int nfssvc_release_fhandle(struct svc_rqst *, u32 *, struct nfsd_fhandle *); | |
171 | ||
a257cdd0 AG |
172 | /* Helper functions for NFSv2 ACL code */ |
173 | u32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, u32 *p, struct svc_fh *fhp); | |
174 | u32 *nfs2svc_decode_fh(u32 *p, struct svc_fh *fhp); | |
175 | ||
1da177e4 | 176 | #endif /* LINUX_NFSD_H */ |