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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, struct kstat *stat); | |
171 | __be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp); | |
172 | ||
173 | #endif /* LINUX_NFSD_H */ |