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showmount.c (146466) showmount.c (194880)
1/*
2 * Copyright (c) 1989, 1993, 1995
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without

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40 The Regents of the University of California. All rights reserved.\n";
41#endif /* not lint */
42
43#ifndef lint
44#if 0
45static char sccsid[] = "@(#)showmount.c 8.3 (Berkeley) 3/29/95";
46#endif
47static const char rcsid[] =
1/*
2 * Copyright (c) 1989, 1993, 1995
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 31 unchanged lines hidden (view full) ---

40 The Regents of the University of California. All rights reserved.\n";
41#endif /* not lint */
42
43#ifndef lint
44#if 0
45static char sccsid[] = "@(#)showmount.c 8.3 (Berkeley) 3/29/95";
46#endif
47static const char rcsid[] =
48 "$FreeBSD: head/usr.bin/showmount/showmount.c 146466 2005-05-21 09:55:10Z ru $";
48 "$FreeBSD: head/usr.bin/showmount/showmount.c 194880 2009-06-24 18:42:21Z dfr $";
49#endif /* not lint */
50
51#include <sys/types.h>
52#include <sys/queue.h>
53#include <sys/file.h>
54#include <sys/socket.h>
55#include <sys/socketvar.h>
56
57#include <err.h>
58#include <netdb.h>
59#include <rpc/rpc.h>
60#include <rpc/pmap_clnt.h>
61#include <rpc/pmap_prot.h>
49#endif /* not lint */
50
51#include <sys/types.h>
52#include <sys/queue.h>
53#include <sys/file.h>
54#include <sys/socket.h>
55#include <sys/socketvar.h>
56
57#include <err.h>
58#include <netdb.h>
59#include <rpc/rpc.h>
60#include <rpc/pmap_clnt.h>
61#include <rpc/pmap_prot.h>
62#include <nfs/rpcv2.h>
62#include <rpcsvc/mount.h>
63
64#include <stdio.h>
65#include <stdlib.h>
66#include <string.h>
67#include <unistd.h>
68
69/* Constant defs */
70#define ALL 1
71#define DIRS 2
72
73#define DODUMP 0x1
74#define DOEXPORTS 0x2
75
76struct mountlist {
77 struct mountlist *ml_left;
78 struct mountlist *ml_right;
63
64#include <stdio.h>
65#include <stdlib.h>
66#include <string.h>
67#include <unistd.h>
68
69/* Constant defs */
70#define ALL 1
71#define DIRS 2
72
73#define DODUMP 0x1
74#define DOEXPORTS 0x2
75
76struct mountlist {
77 struct mountlist *ml_left;
78 struct mountlist *ml_right;
79 char ml_host[RPCMNT_NAMELEN+1];
80 char ml_dirp[RPCMNT_PATHLEN+1];
79 char ml_host[MNTNAMLEN+1];
80 char ml_dirp[MNTPATHLEN+1];
81};
82
83struct grouplist {
84 struct grouplist *gr_next;
81};
82
83struct grouplist {
84 struct grouplist *gr_next;
85 char gr_name[RPCMNT_NAMELEN+1];
85 char gr_name[MNTNAMLEN+1];
86};
87
88struct exportslist {
89 struct exportslist *ex_next;
90 struct grouplist *ex_groups;
86};
87
88struct exportslist {
89 struct exportslist *ex_next;
90 struct grouplist *ex_groups;
91 char ex_dirp[RPCMNT_PATHLEN+1];
91 char ex_dirp[MNTPATHLEN+1];
92};
93
94static struct mountlist *mntdump;
92};
93
94static struct mountlist *mntdump;
95static struct exportslist *exports;
95static struct exportslist *exportslist;
96static int type = 0;
97
98void print_dump(struct mountlist *);
99static void usage(void);
100int xdr_mntdump(XDR *, struct mountlist **);
96static int type = 0;
97
98void print_dump(struct mountlist *);
99static void usage(void);
100int xdr_mntdump(XDR *, struct mountlist **);
101int xdr_exports(XDR *, struct exportslist **);
101int xdr_exportslist(XDR *, struct exportslist **);
102int tcp_callrpc(const char *host, int prognum, int versnum, int procnum,
103 xdrproc_t inproc, char *in, xdrproc_t outproc, char *out);
104
105/*
106 * This command queries the NFS mount daemon for it's mount list and/or
107 * it's exports list and prints them out.
108 * See "NFS: Network File System Protocol Specification, RFC1094, Appendix A"
109 * and the "Network File System Protocol XXX.."

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153 host = *argv;
154 else
155 host = "localhost";
156
157 if (rpcs == 0)
158 rpcs = DODUMP;
159
160 if (rpcs & DODUMP)
102int tcp_callrpc(const char *host, int prognum, int versnum, int procnum,
103 xdrproc_t inproc, char *in, xdrproc_t outproc, char *out);
104
105/*
106 * This command queries the NFS mount daemon for it's mount list and/or
107 * it's exports list and prints them out.
108 * See "NFS: Network File System Protocol Specification, RFC1094, Appendix A"
109 * and the "Network File System Protocol XXX.."

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153 host = *argv;
154 else
155 host = "localhost";
156
157 if (rpcs == 0)
158 rpcs = DODUMP;
159
160 if (rpcs & DODUMP)
161 if ((estat = tcp_callrpc(host, RPCPROG_MNT, mntvers,
162 RPCMNT_DUMP, (xdrproc_t)xdr_void, (char *)0,
161 if ((estat = tcp_callrpc(host, MOUNTPROG, mntvers,
162 MOUNTPROC_DUMP, (xdrproc_t)xdr_void, (char *)0,
163 (xdrproc_t)xdr_mntdump, (char *)&mntdump)) != 0) {
164 clnt_perrno(estat);
165 errx(1, "can't do mountdump rpc");
166 }
167 if (rpcs & DOEXPORTS)
163 (xdrproc_t)xdr_mntdump, (char *)&mntdump)) != 0) {
164 clnt_perrno(estat);
165 errx(1, "can't do mountdump rpc");
166 }
167 if (rpcs & DOEXPORTS)
168 if ((estat = tcp_callrpc(host, RPCPROG_MNT, mntvers,
169 RPCMNT_EXPORT, (xdrproc_t)xdr_void, (char *)0,
170 (xdrproc_t)xdr_exports, (char *)&exports)) != 0) {
168 if ((estat = tcp_callrpc(host, MOUNTPROG, mntvers,
169 MOUNTPROC_EXPORT, (xdrproc_t)xdr_void, (char *)0,
170 (xdrproc_t)xdr_exportslist, (char *)&exportslist)) != 0) {
171 clnt_perrno(estat);
172 errx(1, "can't do exports rpc");
173 }
174
175 /* Now just print out the results */
176 if (rpcs & DODUMP) {
177 switch (type) {
178 case ALL:

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184 default:
185 printf("Hosts on %s:\n", host);
186 break;
187 };
188 print_dump(mntdump);
189 }
190 if (rpcs & DOEXPORTS) {
191 printf("Exports list on %s:\n", host);
171 clnt_perrno(estat);
172 errx(1, "can't do exports rpc");
173 }
174
175 /* Now just print out the results */
176 if (rpcs & DODUMP) {
177 switch (type) {
178 case ALL:

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184 default:
185 printf("Hosts on %s:\n", host);
186 break;
187 };
188 print_dump(mntdump);
189 }
190 if (rpcs & DOEXPORTS) {
191 printf("Exports list on %s:\n", host);
192 exp = exports;
192 exp = exportslist;
193 while (exp) {
194 printf("%-35s", exp->ex_dirp);
195 grp = exp->ex_groups;
196 if (grp == NULL) {
197 printf("Everyone\n");
198 } else {
199 while (grp) {
200 printf("%s ", grp->gr_name);

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260 if (!xdr_bool(xdrsp, &bool))
261 return (0);
262 while (bool) {
263 mp = (struct mountlist *)malloc(sizeof(struct mountlist));
264 if (mp == NULL)
265 return (0);
266 mp->ml_left = mp->ml_right = (struct mountlist *)0;
267 strp = mp->ml_host;
193 while (exp) {
194 printf("%-35s", exp->ex_dirp);
195 grp = exp->ex_groups;
196 if (grp == NULL) {
197 printf("Everyone\n");
198 } else {
199 while (grp) {
200 printf("%s ", grp->gr_name);

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260 if (!xdr_bool(xdrsp, &bool))
261 return (0);
262 while (bool) {
263 mp = (struct mountlist *)malloc(sizeof(struct mountlist));
264 if (mp == NULL)
265 return (0);
266 mp->ml_left = mp->ml_right = (struct mountlist *)0;
267 strp = mp->ml_host;
268 if (!xdr_string(xdrsp, &strp, RPCMNT_NAMELEN))
268 if (!xdr_string(xdrsp, &strp, MNTNAMLEN))
269 return (0);
270 strp = mp->ml_dirp;
269 return (0);
270 strp = mp->ml_dirp;
271 if (!xdr_string(xdrsp, &strp, RPCMNT_PATHLEN))
271 if (!xdr_string(xdrsp, &strp, MNTPATHLEN))
272 return (0);
273
274 /*
275 * Build a binary tree on sorted order of either host or dirp.
276 * Drop any duplications.
277 */
278 if (*mlp == NULL) {
279 *mlp = mp;

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322 }
323 return (1);
324}
325
326/*
327 * Xdr routine to retrieve exports list
328 */
329int
272 return (0);
273
274 /*
275 * Build a binary tree on sorted order of either host or dirp.
276 * Drop any duplications.
277 */
278 if (*mlp == NULL) {
279 *mlp = mp;

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322 }
323 return (1);
324}
325
326/*
327 * Xdr routine to retrieve exports list
328 */
329int
330xdr_exports(xdrsp, exp)
330xdr_exportslist(xdrsp, exp)
331 XDR *xdrsp;
332 struct exportslist **exp;
333{
334 register struct exportslist *ep;
335 register struct grouplist *gp;
336 int bool, grpbool;
337 char *strp;
338
339 *exp = (struct exportslist *)0;
340 if (!xdr_bool(xdrsp, &bool))
341 return (0);
342 while (bool) {
343 ep = (struct exportslist *)malloc(sizeof(struct exportslist));
344 if (ep == NULL)
345 return (0);
346 ep->ex_groups = (struct grouplist *)0;
347 strp = ep->ex_dirp;
331 XDR *xdrsp;
332 struct exportslist **exp;
333{
334 register struct exportslist *ep;
335 register struct grouplist *gp;
336 int bool, grpbool;
337 char *strp;
338
339 *exp = (struct exportslist *)0;
340 if (!xdr_bool(xdrsp, &bool))
341 return (0);
342 while (bool) {
343 ep = (struct exportslist *)malloc(sizeof(struct exportslist));
344 if (ep == NULL)
345 return (0);
346 ep->ex_groups = (struct grouplist *)0;
347 strp = ep->ex_dirp;
348 if (!xdr_string(xdrsp, &strp, RPCMNT_PATHLEN))
348 if (!xdr_string(xdrsp, &strp, MNTPATHLEN))
349 return (0);
350 if (!xdr_bool(xdrsp, &grpbool))
351 return (0);
352 while (grpbool) {
353 gp = (struct grouplist *)malloc(sizeof(struct grouplist));
354 if (gp == NULL)
355 return (0);
356 strp = gp->gr_name;
349 return (0);
350 if (!xdr_bool(xdrsp, &grpbool))
351 return (0);
352 while (grpbool) {
353 gp = (struct grouplist *)malloc(sizeof(struct grouplist));
354 if (gp == NULL)
355 return (0);
356 strp = gp->gr_name;
357 if (!xdr_string(xdrsp, &strp, RPCMNT_NAMELEN))
357 if (!xdr_string(xdrsp, &strp, MNTNAMLEN))
358 return (0);
359 gp->gr_next = ep->ex_groups;
360 ep->ex_groups = gp;
361 if (!xdr_bool(xdrsp, &grpbool))
362 return (0);
363 }
364 ep->ex_next = *exp;
365 *exp = ep;

--- 39 unchanged lines hidden --- 		358 return (0);
359 gp->gr_next = ep->ex_groups;
360 ep->ex_groups = gp;
361 if (!xdr_bool(xdrsp, &grpbool))
362 return (0);
363 }
364 ep->ex_next = *exp;
365 *exp = ep;

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