diff options
Diffstat (limited to '')
| -rw-r--r-- | fs/nfsd/xdr3.h | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/fs/nfsd/xdr3.h b/fs/nfsd/xdr3.h new file mode 100644 index 000000000..ae6fa6c9c --- /dev/null +++ b/fs/nfsd/xdr3.h @@ -0,0 +1,324 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * XDR types for NFSv3 in nfsd. + * + * Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de> + */ + +#ifndef _LINUX_NFSD_XDR3_H +#define _LINUX_NFSD_XDR3_H + +#include "xdr.h" + +struct nfsd3_sattrargs { + struct svc_fh fh; + struct iattr attrs; + int check_guard; + time64_t guardtime; +}; + +struct nfsd3_diropargs { + struct svc_fh fh; + char * name; + unsigned int len; +}; + +struct nfsd3_accessargs { + struct svc_fh fh; + unsigned int access; +}; + +struct nfsd3_readargs { + struct svc_fh fh; + __u64 offset; + __u32 count; + int vlen; +}; + +struct nfsd3_writeargs { + svc_fh fh; + __u64 offset; + __u32 count; + int stable; + __u32 len; + struct kvec first; +}; + +struct nfsd3_createargs { + struct svc_fh fh; + char * name; + unsigned int len; + int createmode; + struct iattr attrs; + __be32 * verf; +}; + +struct nfsd3_mknodargs { + struct svc_fh fh; + char * name; + unsigned int len; + __u32 ftype; + __u32 major, minor; + struct iattr attrs; +}; + +struct nfsd3_renameargs { + struct svc_fh ffh; + char * fname; + unsigned int flen; + struct svc_fh tfh; + char * tname; + unsigned int tlen; +}; + +struct nfsd3_readlinkargs { + struct svc_fh fh; + char * buffer; +}; + +struct nfsd3_linkargs { + struct svc_fh ffh; + struct svc_fh tfh; + char * tname; + unsigned int tlen; +}; + +struct nfsd3_symlinkargs { + struct svc_fh ffh; + char * fname; + unsigned int flen; + char * tname; + unsigned int tlen; + struct iattr attrs; + struct kvec first; +}; + +struct nfsd3_readdirargs { + struct svc_fh fh; + __u64 cookie; + __u32 dircount; + __u32 count; + __be32 * verf; + __be32 * buffer; +}; + +struct nfsd3_commitargs { + struct svc_fh fh; + __u64 offset; + __u32 count; +}; + +struct nfsd3_getaclargs { + struct svc_fh fh; + int mask; +}; + +struct posix_acl; +struct nfsd3_setaclargs { + struct svc_fh fh; + int mask; + struct posix_acl *acl_access; + struct posix_acl *acl_default; +}; + +struct nfsd3_attrstat { + __be32 status; + struct svc_fh fh; + struct kstat stat; +}; + +/* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */ +struct nfsd3_diropres { + __be32 status; + struct svc_fh dirfh; + struct svc_fh fh; +}; + +struct nfsd3_accessres { + __be32 status; + struct svc_fh fh; + __u32 access; + struct kstat stat; +}; + +struct nfsd3_readlinkres { + __be32 status; + struct svc_fh fh; + __u32 len; +}; + +struct nfsd3_readres { + __be32 status; + struct svc_fh fh; + unsigned long count; + __u32 eof; +}; + +struct nfsd3_writeres { + __be32 status; + struct svc_fh fh; + unsigned long count; + int committed; + __be32 verf[2]; +}; + +struct nfsd3_renameres { + __be32 status; + struct svc_fh ffh; + struct svc_fh tfh; +}; + +struct nfsd3_linkres { + __be32 status; + struct svc_fh tfh; + struct svc_fh fh; +}; + +struct nfsd3_readdirres { + __be32 status; + struct svc_fh fh; + /* Just to save kmalloc on every readdirplus entry (svc_fh is a + * little large for the stack): */ + struct svc_fh scratch; + int count; + __be32 verf[2]; + + struct readdir_cd common; + __be32 * buffer; + int buflen; + __be32 * offset; + __be32 * offset1; + struct svc_rqst * rqstp; + +}; + +struct nfsd3_fsstatres { + __be32 status; + struct kstatfs stats; + __u32 invarsec; +}; + +struct nfsd3_fsinfores { + __be32 status; + __u32 f_rtmax; + __u32 f_rtpref; + __u32 f_rtmult; + __u32 f_wtmax; + __u32 f_wtpref; + __u32 f_wtmult; + __u32 f_dtpref; + __u64 f_maxfilesize; + __u32 f_properties; +}; + +struct nfsd3_pathconfres { + __be32 status; + __u32 p_link_max; + __u32 p_name_max; + __u32 p_no_trunc; + __u32 p_chown_restricted; + __u32 p_case_insensitive; + __u32 p_case_preserving; +}; + +struct nfsd3_commitres { + __be32 status; + struct svc_fh fh; + __be32 verf[2]; +}; + +struct nfsd3_getaclres { + __be32 status; + struct svc_fh fh; + int mask; + struct posix_acl *acl_access; + struct posix_acl *acl_default; + struct kstat stat; +}; + +/* dummy type for release */ +struct nfsd3_fhandle_pair { + __u32 dummy; + struct svc_fh fh1; + struct svc_fh fh2; +}; + +/* + * Storage requirements for XDR arguments and results. + */ +union nfsd3_xdrstore { + struct nfsd3_sattrargs sattrargs; + struct nfsd3_diropargs diropargs; + struct nfsd3_readargs readargs; + struct nfsd3_writeargs writeargs; + struct nfsd3_createargs createargs; + struct nfsd3_renameargs renameargs; + struct nfsd3_linkargs linkargs; + struct nfsd3_symlinkargs symlinkargs; + struct nfsd3_readdirargs readdirargs; + struct nfsd3_diropres diropres; + struct nfsd3_accessres accessres; + struct nfsd3_readlinkres readlinkres; + struct nfsd3_readres readres; + struct nfsd3_writeres writeres; + struct nfsd3_renameres renameres; + struct nfsd3_linkres linkres; + struct nfsd3_readdirres readdirres; + struct nfsd3_fsstatres fsstatres; + struct nfsd3_fsinfores fsinfores; + struct nfsd3_pathconfres pathconfres; + struct nfsd3_commitres commitres; + struct nfsd3_getaclres getaclres; +}; + +#define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore) + +int nfs3svc_decode_voidarg(struct svc_rqst *, __be32 *); +int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *); +int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *); +int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *); +int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *); +int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *); +int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_readres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_createres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *); +int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *); +int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *); + +void nfs3svc_release_fhandle(struct svc_rqst *); +void nfs3svc_release_fhandle2(struct svc_rqst *); +int nfs3svc_encode_entry(void *, const char *name, + int namlen, loff_t offset, u64 ino, + unsigned int); +int nfs3svc_encode_entry_plus(void *, const char *name, + int namlen, loff_t offset, u64 ino, + unsigned int); +/* Helper functions for NFSv3 ACL code */ +__be32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p, + struct svc_fh *fhp); +__be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp); + + +#endif /* _LINUX_NFSD_XDR3_H */ |