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/*
* support/include/nfslib.h
*
* General support functions for NFS user-space programs.
*
* Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
*/
#ifndef NFSLIB_H
#define NFSLIB_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <stdio.h>
#include <paths.h>
#include <rpcsvc/nfs_prot.h>
#include <nfs/nfs.h>
#include "xlog.h"
#ifndef _PATH_EXPORTS
#define _PATH_EXPORTS "/etc/exports"
#endif
#ifndef _PATH_IDMAPDCONF
#define _PATH_IDMAPDCONF "/etc/idmapd.conf"
#endif
#ifndef _PATH_XTAB
#define _PATH_XTAB NFS_STATEDIR "/xtab"
#endif
#ifndef _PATH_XTABTMP
#define _PATH_XTABTMP NFS_STATEDIR "/xtab.tmp"
#endif
#ifndef _PATH_ETAB
#define _PATH_ETAB NFS_STATEDIR "/etab"
#endif
#ifndef _PATH_ETABTMP
#define _PATH_ETABTMP NFS_STATEDIR "/etab.tmp"
#endif
#ifndef _PATH_RMTAB
#define _PATH_RMTAB NFS_STATEDIR "/rmtab"
#endif
#ifndef _PATH_RMTABTMP
#define _PATH_RMTABTMP _PATH_RMTAB ".tmp"
#endif
#ifndef _PATH_PROC_EXPORTS
#define _PATH_PROC_EXPORTS "/proc/fs/nfs/exports"
#define _PATH_PROC_EXPORTS_ALT "/proc/fs/nfsd/exports"
#endif
enum cle_maptypes {
CLE_MAP_IDENT = 0,
CLE_MAP_FILE,
CLE_MAP_UGIDD,
};
/*
* Data related to a single exports entry as returned by getexportent.
* FIXME: export options should probably be parsed at a later time to
* allow overrides when using exportfs.
*/
struct exportent {
char e_hostname[NFSCLNT_IDMAX+1];
char e_path[NFS_MAXPATHLEN+1];
/* The mount path may be different from the exported path due
to submount. It may change for every mount. The idea is we
set m_path every time when we process a mount. We should not
use it for anything else. */
char m_path[NFS_MAXPATHLEN+1];
int e_flags;
int e_maptype;
int e_anonuid;
int e_anongid;
int * e_squids;
int e_nsquids;
int * e_sqgids;
int e_nsqgids;
int e_fsid;
char * e_mountpoint;
};
struct rmtabent {
char r_client[NFSCLNT_IDMAX+1];
char r_path[NFS_MAXPATHLEN+1];
int r_count;
};
/*
* configuration file parsing
*/
void setexportent(char *fname, char *type);
struct exportent * getexportent(int,int);
void putexportent(struct exportent *xep);
void endexportent(void);
struct exportent * mkexportent(char *hname, char *path, char *opts);
void dupexportent(struct exportent *dst,
struct exportent *src);
int updateexportent(struct exportent *eep, char *options);
int setrmtabent(char *type);
struct rmtabent * getrmtabent(int log, long *pos);
void putrmtabent(struct rmtabent *xep, long *pos);
void endrmtabent(void);
void rewindrmtabent(void);
FILE * fsetrmtabent(char *fname, char *type);
struct rmtabent * fgetrmtabent(FILE *fp, int log, long *pos);
void fputrmtabent(FILE *fp, struct rmtabent *xep, long *pos);
void fendrmtabent(FILE *fp);
void frewindrmtabent(FILE *fp);
/*
* wildmat borrowed from INN
*/
int wildmat(char *text, char *pattern);
/*
* nfsd library functions.
*/
int nfsctl(int, struct nfsctl_arg *, union nfsctl_res *);
int nfssvc(int port, int nrservs, unsigned int versbits, unsigned int portbits, char *haddr);
int nfsaddclient(struct nfsctl_client *clp);
int nfsdelclient(struct nfsctl_client *clp);
int nfsexport(struct nfsctl_export *exp);
int nfsunexport(struct nfsctl_export *exp);
struct nfs_fh_len * getfh_old(struct sockaddr *addr, dev_t dev, ino_t ino);
struct nfs_fh_len * getfh(struct sockaddr *addr, const char *);
struct nfs_fh_len * getfh_size(struct sockaddr *addr, const char *, int size);
void qword_print(FILE *f, char *str);
void qword_printhex(FILE *f, char *str, int slen);
void qword_printint(FILE *f, int num);
void qword_eol(FILE *f);
int readline(int fd, char **buf, int *lenp);
int qword_get(char **bpp, char *dest, int bufsize);
int qword_get_int(char **bpp, int *anint);
void cache_flush(int force);
int check_new_cache(void);
void closeall(int min);
/* lockd. */
int lockdsvc();
int svctcp_socket (u_long __number, int __reuse);
int svcudp_socket (u_long __number, int __reuse);
#endif /* NFSLIB_H */
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