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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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48b4ba3fdd
Clean up: For consistency, store the length of path name strings in nfsd argument structures as unsigned integers. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Acked-By: NeilBrown <neilb@suse.de> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
178 lines
4.0 KiB
C
178 lines
4.0 KiB
C
/*
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* linux/include/linux/nfsd/xdr.h
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*
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* XDR types for nfsd. This is mainly a typing exercise.
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*/
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#ifndef LINUX_NFSD_H
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#define LINUX_NFSD_H
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#include <linux/fs.h>
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#include <linux/vfs.h>
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#include <linux/nfs.h>
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struct nfsd_fhandle {
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struct svc_fh fh;
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};
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struct nfsd_sattrargs {
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struct svc_fh fh;
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struct iattr attrs;
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};
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struct nfsd_diropargs {
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struct svc_fh fh;
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char * name;
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unsigned int len;
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};
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struct nfsd_readargs {
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struct svc_fh fh;
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__u32 offset;
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__u32 count;
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int vlen;
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};
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struct nfsd_writeargs {
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svc_fh fh;
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__u32 offset;
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int len;
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int vlen;
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};
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struct nfsd_createargs {
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struct svc_fh fh;
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char * name;
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unsigned int len;
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struct iattr attrs;
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};
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struct nfsd_renameargs {
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struct svc_fh ffh;
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char * fname;
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unsigned int flen;
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struct svc_fh tfh;
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char * tname;
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unsigned int tlen;
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};
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struct nfsd_readlinkargs {
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struct svc_fh fh;
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char * buffer;
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};
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struct nfsd_linkargs {
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struct svc_fh ffh;
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struct svc_fh tfh;
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char * tname;
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unsigned int tlen;
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};
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struct nfsd_symlinkargs {
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struct svc_fh ffh;
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char * fname;
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unsigned int flen;
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char * tname;
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unsigned int tlen;
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struct iattr attrs;
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};
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struct nfsd_readdirargs {
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struct svc_fh fh;
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__u32 cookie;
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__u32 count;
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__be32 * buffer;
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};
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struct nfsd_attrstat {
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struct svc_fh fh;
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struct kstat stat;
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};
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struct nfsd_diropres {
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struct svc_fh fh;
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struct kstat stat;
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};
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struct nfsd_readlinkres {
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int len;
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};
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struct nfsd_readres {
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struct svc_fh fh;
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unsigned long count;
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struct kstat stat;
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};
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struct nfsd_readdirres {
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int count;
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struct readdir_cd common;
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__be32 * buffer;
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int buflen;
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__be32 * offset;
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};
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struct nfsd_statfsres {
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struct kstatfs stats;
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};
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/*
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* Storage requirements for XDR arguments and results.
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*/
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union nfsd_xdrstore {
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struct nfsd_sattrargs sattr;
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struct nfsd_diropargs dirop;
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struct nfsd_readargs read;
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struct nfsd_writeargs write;
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struct nfsd_createargs create;
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struct nfsd_renameargs rename;
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struct nfsd_linkargs link;
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struct nfsd_symlinkargs symlink;
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struct nfsd_readdirargs readdir;
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};
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#define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore)
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int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *);
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int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
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int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,
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struct nfsd_sattrargs *);
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int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,
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struct nfsd_diropargs *);
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int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,
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struct nfsd_readargs *);
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int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,
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struct nfsd_writeargs *);
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int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,
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struct nfsd_createargs *);
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int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,
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struct nfsd_renameargs *);
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int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,
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struct nfsd_readlinkargs *);
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int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,
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struct nfsd_linkargs *);
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int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,
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struct nfsd_symlinkargs *);
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int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,
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struct nfsd_readdirargs *);
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int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
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int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
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int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
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int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
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int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
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int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
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int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);
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int nfssvc_encode_entry(void *, const char *name,
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int namlen, loff_t offset, u64 ino, unsigned int);
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int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
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/* Helper functions for NFSv2 ACL code */
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__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
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__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);
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#endif /* LINUX_NFSD_H */
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