1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* XDR types for nfsd. This is mainly a typing exercise. */
15 struct nfsd_sattrargs {
20 struct nfsd_diropargs {
26 struct nfsd_readargs {
32 struct nfsd_writeargs {
39 struct nfsd_createargs {
46 struct nfsd_renameargs {
55 struct nfsd_linkargs {
62 struct nfsd_symlinkargs {
72 struct nfsd_readdirargs {
82 struct nfsd_attrstat {
88 struct nfsd_diropres {
94 struct nfsd_readlinkres {
106 struct nfsd_readdirres {
111 struct readdir_cd common;
117 struct nfsd_statfsres {
119 struct kstatfs stats;
123 * Storage requirements for XDR arguments and results.
125 union nfsd_xdrstore {
126 struct nfsd_sattrargs sattr;
127 struct nfsd_diropargs dirop;
128 struct nfsd_readargs read;
129 struct nfsd_writeargs write;
130 struct nfsd_createargs create;
131 struct nfsd_renameargs rename;
132 struct nfsd_linkargs link;
133 struct nfsd_symlinkargs symlink;
134 struct nfsd_readdirargs readdir;
137 #define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore)
140 int nfssvc_decode_fhandleargs(struct svc_rqst *, __be32 *);
141 int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *);
142 int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *);
143 int nfssvc_decode_readargs(struct svc_rqst *, __be32 *);
144 int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *);
145 int nfssvc_decode_createargs(struct svc_rqst *, __be32 *);
146 int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *);
147 int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *);
148 int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *);
149 int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *);
150 int nfssvc_encode_stat(struct svc_rqst *, __be32 *);
151 int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *);
152 int nfssvc_encode_diropres(struct svc_rqst *, __be32 *);
153 int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *);
154 int nfssvc_encode_readres(struct svc_rqst *, __be32 *);
155 int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *);
156 int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *);
158 int nfssvc_encode_entry(void *, const char *name,
159 int namlen, loff_t offset, u64 ino, unsigned int);
161 void nfssvc_release_attrstat(struct svc_rqst *rqstp);
162 void nfssvc_release_diropres(struct svc_rqst *rqstp);
163 void nfssvc_release_readres(struct svc_rqst *rqstp);
165 /* Helper functions for NFSv2 ACL code */
166 __be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp, struct kstat *stat);
167 bool svcxdr_decode_fhandle(struct xdr_stream *xdr, struct svc_fh *fhp);
169 #endif /* LINUX_NFSD_H */