/* SPDX-License-Identifier: GPL-2.0 */ /* XDR types for nfsd. This is mainly a typing exercise. */ #ifndef LINUX_NFSD_H #define LINUX_NFSD_H #include <linux/vfs.h> #include "nfsd.h" #include "nfsfh.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; unsigned 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; struct kvec first; }; struct nfsd_createargs { struct svc_fh fh; char * name; unsigned int len; struct iattr attrs; }; struct nfsd_renameargs { struct svc_fh ffh; char * fname; unsigned int flen; struct svc_fh tfh; char * tname; unsigned int tlen; }; struct nfsd_readlinkargs { struct svc_fh fh; char * buffer; }; struct nfsd_linkargs { struct svc_fh ffh; struct svc_fh tfh; char * tname; unsigned int tlen; }; struct nfsd_symlinkargs { struct svc_fh ffh; char * fname; unsigned int flen; char * tname; unsigned int tlen; struct iattr attrs; struct kvec first; }; 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 *); int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *); int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *); int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *); int nfssvc_decode_readargs(struct svc_rqst *, __be32 *); int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *); int nfssvc_decode_createargs(struct svc_rqst *, __be32 *); int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *); int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *); int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *); int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *); int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *); int nfssvc_encode_void(struct svc_rqst *, __be32 *); int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *); int nfssvc_encode_diropres(struct svc_rqst *, __be32 *); int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *); int nfssvc_encode_readres(struct svc_rqst *, __be32 *); int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *); int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *); int nfssvc_encode_entry(void *, const char *name, int namlen, loff_t offset, u64 ino, unsigned int); void nfssvc_release_fhandle(struct svc_rqst *); /* Helper functions for NFSv2 ACL code */ __be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp, struct kstat *stat); __be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp); #endif /* LINUX_NFSD_H */