2 * support/include/nfslib.h
4 * General support functions for NFS user-space programs.
6 * Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
14 #include <sys/types.h>
15 #include <sys/socket.h>
16 #include <netinet/in.h>
19 #include <rpcsvc/nfs_prot.h>
24 #define _PATH_EXPORTS "/etc/exports"
26 #ifndef _PATH_IDMAPDCONF
27 #define _PATH_IDMAPDCONF "/etc/idmapd.conf"
30 #define _PATH_XTAB NFS_STATEDIR "/xtab"
33 #define _PATH_XTABTMP NFS_STATEDIR "/xtab.tmp"
36 #define _PATH_ETAB NFS_STATEDIR "/etab"
39 #define _PATH_ETABTMP NFS_STATEDIR "/etab.tmp"
42 #define _PATH_RMTAB NFS_STATEDIR "/rmtab"
44 #ifndef _PATH_RMTABTMP
45 #define _PATH_RMTABTMP _PATH_RMTAB ".tmp"
47 #ifndef _PATH_PROC_EXPORTS
48 #define _PATH_PROC_EXPORTS "/proc/fs/nfs/exports"
49 #define _PATH_PROC_EXPORTS_ALT "/proc/fs/nfsd/exports"
59 * Data related to a single exports entry as returned by getexportent.
60 * FIXME: export options should probably be parsed at a later time to
61 * allow overrides when using exportfs.
64 char e_hostname[NFSCLNT_IDMAX+1];
65 char e_path[NFS_MAXPATHLEN+1];
66 /* The mount path may be different from the exported path due
67 to submount. It may change for every mount. The idea is we
68 set m_path every time when we process a mount. We should not
69 use it for anything else. */
70 char m_path[NFS_MAXPATHLEN+1];
84 char r_client[NFSCLNT_IDMAX+1];
85 char r_path[NFS_MAXPATHLEN+1];
90 * configuration file parsing
92 void setexportent(char *fname, char *type);
93 struct exportent * getexportent(int,int);
94 void putexportent(struct exportent *xep);
95 void endexportent(void);
96 struct exportent * mkexportent(char *hname, char *path, char *opts);
97 void dupexportent(struct exportent *dst,
98 struct exportent *src);
99 int updateexportent(struct exportent *eep, char *options);
101 int setrmtabent(char *type);
102 struct rmtabent * getrmtabent(int log, long *pos);
103 void putrmtabent(struct rmtabent *xep, long *pos);
104 void endrmtabent(void);
105 void rewindrmtabent(void);
106 FILE * fsetrmtabent(char *fname, char *type);
107 struct rmtabent * fgetrmtabent(FILE *fp, int log, long *pos);
108 void fputrmtabent(FILE *fp, struct rmtabent *xep, long *pos);
109 void fendrmtabent(FILE *fp);
110 void frewindrmtabent(FILE *fp);
113 * wildmat borrowed from INN
115 int wildmat(char *text, char *pattern);
118 * nfsd library functions.
120 int nfsctl(int, struct nfsctl_arg *, union nfsctl_res *);
121 int nfssvc(int port, int nrservs);
122 int nfsaddclient(struct nfsctl_client *clp);
123 int nfsdelclient(struct nfsctl_client *clp);
124 int nfsexport(struct nfsctl_export *exp);
125 int nfsunexport(struct nfsctl_export *exp);
126 struct nfs_fh_len * getfh_old(struct sockaddr *addr, dev_t dev, ino_t ino);
127 struct nfs_fh_len * getfh(struct sockaddr *addr, const char *);
128 struct nfs_fh_len * getfh_size(struct sockaddr *addr, const char *, int size);
130 void qword_print(FILE *f, char *str);
131 void qword_printhex(FILE *f, char *str, int slen);
132 void qword_printint(FILE *f, int num);
133 void qword_eol(FILE *f);
134 int readline(int fd, char **buf, int *lenp);
135 int qword_get(char **bpp, char *dest, int bufsize);
136 int qword_get_int(char **bpp, int *anint);
137 void cache_flush(int force);
138 int check_new_cache(void);
143 int svctcp_socket (u_long __number, int __reuse);
144 int svcudp_socket (u_long __number, int __reuse);
146 #endif /* NFSLIB_H */