cregit-Linux how code gets into the kernel

Release 4.10 fs/nfsd/xdr.h

Directory: fs/nfsd
/* 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;
	
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, struct kstat *stat);
__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);

#endif /* LINUX_NFSD_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
pre-gitpre-git57280.00%314.29%
neil brownneil brown527.27%628.57%
andreas gruenbacherandreas gruenbacher304.20%14.76%
al viroal viro273.78%14.76%
david shawdavid shaw121.68%14.76%
j. bruce fieldsj. bruce fields91.26%314.29%
chuck leverchuck lever70.98%29.52%
christoph hellwigchristoph hellwig30.42%14.76%
andrew mortonandrew morton10.14%14.76%
boaz harroshboaz harrosh10.14%14.76%
linus torvaldslinus torvalds10.14%14.76%
Total715100.00%21100.00%
Directory: fs/nfsd
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.