e8c5c045d7
Annotated, all places switched to keeping status net-endian. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
114 lines
3.0 KiB
C
114 lines
3.0 KiB
C
/*
|
|
* linux/include/linux/lockd/xdr.h
|
|
*
|
|
* XDR types for the NLM protocol
|
|
*
|
|
* Copyright (C) 1996 Olaf Kirch <okir@monad.swb.de>
|
|
*/
|
|
|
|
#ifndef LOCKD_XDR_H
|
|
#define LOCKD_XDR_H
|
|
|
|
#include <linux/fs.h>
|
|
#include <linux/nfs.h>
|
|
#include <linux/sunrpc/xdr.h>
|
|
|
|
struct svc_rqst;
|
|
|
|
#define NLM_MAXCOOKIELEN 32
|
|
#define NLM_MAXSTRLEN 1024
|
|
|
|
#define nlm_granted __constant_htonl(NLM_LCK_GRANTED)
|
|
#define nlm_lck_denied __constant_htonl(NLM_LCK_DENIED)
|
|
#define nlm_lck_denied_nolocks __constant_htonl(NLM_LCK_DENIED_NOLOCKS)
|
|
#define nlm_lck_blocked __constant_htonl(NLM_LCK_BLOCKED)
|
|
#define nlm_lck_denied_grace_period __constant_htonl(NLM_LCK_DENIED_GRACE_PERIOD)
|
|
|
|
#define nlm_drop_reply __constant_htonl(30000)
|
|
|
|
/* Lock info passed via NLM */
|
|
struct nlm_lock {
|
|
char * caller;
|
|
int len; /* length of "caller" */
|
|
struct nfs_fh fh;
|
|
struct xdr_netobj oh;
|
|
u32 svid;
|
|
struct file_lock fl;
|
|
};
|
|
|
|
/*
|
|
* NLM cookies. Technically they can be 1K, but Linux only uses 8 bytes.
|
|
* FreeBSD uses 16, Apple Mac OS X 10.3 uses 20. Therefore we set it to
|
|
* 32 bytes.
|
|
*/
|
|
|
|
struct nlm_cookie
|
|
{
|
|
unsigned char data[NLM_MAXCOOKIELEN];
|
|
unsigned int len;
|
|
};
|
|
|
|
/*
|
|
* Generic lockd arguments for all but sm_notify
|
|
*/
|
|
struct nlm_args {
|
|
struct nlm_cookie cookie;
|
|
struct nlm_lock lock;
|
|
u32 block;
|
|
u32 reclaim;
|
|
u32 state;
|
|
u32 monitor;
|
|
u32 fsm_access;
|
|
u32 fsm_mode;
|
|
};
|
|
|
|
typedef struct nlm_args nlm_args;
|
|
|
|
/*
|
|
* Generic lockd result
|
|
*/
|
|
struct nlm_res {
|
|
struct nlm_cookie cookie;
|
|
__be32 status;
|
|
struct nlm_lock lock;
|
|
};
|
|
|
|
/*
|
|
* statd callback when client has rebooted
|
|
*/
|
|
struct nlm_reboot {
|
|
char * mon;
|
|
int len;
|
|
u32 state;
|
|
__be32 addr;
|
|
__be32 vers;
|
|
__be32 proto;
|
|
};
|
|
|
|
/*
|
|
* Contents of statd callback when monitored host rebooted
|
|
*/
|
|
#define NLMSVC_XDRSIZE sizeof(struct nlm_args)
|
|
|
|
int nlmsvc_decode_testargs(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_encode_testres(struct svc_rqst *, __be32 *, struct nlm_res *);
|
|
int nlmsvc_decode_lockargs(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_decode_cancargs(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_decode_unlockargs(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_encode_res(struct svc_rqst *, __be32 *, struct nlm_res *);
|
|
int nlmsvc_decode_res(struct svc_rqst *, __be32 *, struct nlm_res *);
|
|
int nlmsvc_encode_void(struct svc_rqst *, __be32 *, void *);
|
|
int nlmsvc_decode_void(struct svc_rqst *, __be32 *, void *);
|
|
int nlmsvc_decode_shareargs(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_encode_shareres(struct svc_rqst *, __be32 *, struct nlm_res *);
|
|
int nlmsvc_decode_notify(struct svc_rqst *, __be32 *, struct nlm_args *);
|
|
int nlmsvc_decode_reboot(struct svc_rqst *, __be32 *, struct nlm_reboot *);
|
|
/*
|
|
int nlmclt_encode_testargs(struct rpc_rqst *, u32 *, struct nlm_args *);
|
|
int nlmclt_encode_lockargs(struct rpc_rqst *, u32 *, struct nlm_args *);
|
|
int nlmclt_encode_cancargs(struct rpc_rqst *, u32 *, struct nlm_args *);
|
|
int nlmclt_encode_unlockargs(struct rpc_rqst *, u32 *, struct nlm_args *);
|
|
*/
|
|
|
|
#endif /* LOCKD_XDR_H */
|