linux-next/include/linux/nfsd/xdr.h
Boaz Harrosh 72579ac9cd nfsd: Headers Independence and include cleanups
* Add includes that are directly used by headers
* Remove includes that are not needed

These are the changes made:

[xdr.h]
struct nfsd_readdirres has an embedded struct readdir_cd from nfsd.h
fixing that we can drop other includes

[xdr4.h]
embedded types defined both at state.h and nfsd.h

[syscall.h]
After export.h fix none of these stuff is needed.
fix extra space in # include <> statement

[stats.h]
does not need <linux/nfs4.h> but was export to user-mode
so I don't touch it

[state.h]
embedded types from nfsfh.h like struct knfsd_fh. bringing that
eliminates the need for all other includes

[nfsfh.h]
directly manipulating types from sunrpc/svc.h.
Removed Other unused headers.

[nfsd.h]
removed unused headers include

[export.h]
lots of sunrpc/svc.h types and a single prototype declaration
with pointer from nfsfh.h, but all users of export.h do need
nfsfh.h any way. remove now un-needed include.

[const.h]
Unfixed (not independent)

[cache.h]
could do with a forward declaration of "struct svc_rqst;"
from sunrpc/svc.h but all users absolutely will need
sunrpc/svc.h it is easier overall this way.

Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
2009-12-14 18:12:09 -05:00

177 lines
4.0 KiB
C

/*
* linux/include/linux/nfsd/xdr.h
*
* XDR types for nfsd. This is mainly a typing exercise.
*/
#ifndef LINUX_NFSD_H
#define LINUX_NFSD_H
#include <linux/vfs.h>
#include <linux/nfsd/nfsd.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;
int vlen;
};
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 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 *, void *);
int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,
struct nfsd_sattrargs *);
int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,
struct nfsd_diropargs *);
int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,
struct nfsd_readargs *);
int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,
struct nfsd_writeargs *);
int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,
struct nfsd_createargs *);
int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,
struct nfsd_renameargs *);
int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,
struct nfsd_readlinkargs *);
int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,
struct nfsd_linkargs *);
int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,
struct nfsd_symlinkargs *);
int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,
struct nfsd_readdirargs *);
int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);
int nfssvc_encode_entry(void *, const char *name,
int namlen, loff_t offset, u64 ino, unsigned int);
int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
/* Helper functions for NFSv2 ACL code */
__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);
#endif /* LINUX_NFSD_H */