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nfsrevoke.c (192811) nfsrevoke.c (193070)
1/*-
2 * Copyright (c) 2009 Rick Macklem, University of Guelph
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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

21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 2009 Rick Macklem, University of Guelph
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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

21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28#include <sys/cdefs.h>
29__FBSDID("$FreeBSD: head/usr.sbin/nfsrevoke/nfsrevoke.c 192811 2009-05-26 15:19:04Z rmacklem $");
29__FBSDID("$FreeBSD: head/usr.sbin/nfsrevoke/nfsrevoke.c 193070 2009-05-29 22:19:45Z delphij $");
30
31#include <sys/param.h>
32#include <sys/linker.h>
33#include <sys/module.h>
34#include <sys/mount.h>
35#include <sys/socket.h>
36#include <sys/sysctl.h>
37#include <sys/vnode.h>

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52#include <limits.h>
53#include <paths.h>
54#include <signal.h>
55#include <stdio.h>
56#include <stdlib.h>
57#include <string.h>
58#include <unistd.h>
59
30
31#include <sys/param.h>
32#include <sys/linker.h>
33#include <sys/module.h>
34#include <sys/mount.h>
35#include <sys/socket.h>
36#include <sys/sysctl.h>
37#include <sys/vnode.h>

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52#include <limits.h>
53#include <paths.h>
54#include <signal.h>
55#include <stdio.h>
56#include <stdlib.h>
57#include <string.h>
58#include <unistd.h>
59
60void usage(void);
61extern int errno;
60static void usage(void);
62
63int
64main(int argc, char **argv)
65{
66 char *cp;
67 u_char val;
68 int cnt, even;
61
62int
63main(int argc, char **argv)
64{
65 char *cp;
66 u_char val;
67 int cnt, even;
69 struct nfsd_clid revoke;
68 struct nfsd_clid revoke_handle;
70
71 if (modfind("nfsd") < 0)
72 errx(1, "nfsd not loaded - self terminating");
73 if (argc != 2)
74 usage();
75 cnt = 0;
76 cp = argv[1];
77 if (strlen(cp) % 2)
78 even = 0;
79 else
80 even = 1;
81 val = 0;
82 while (*cp) {
69
70 if (modfind("nfsd") < 0)
71 errx(1, "nfsd not loaded - self terminating");
72 if (argc != 2)
73 usage();
74 cnt = 0;
75 cp = argv[1];
76 if (strlen(cp) % 2)
77 even = 0;
78 else
79 even = 1;
80 val = 0;
81 while (*cp) {
83 if (*cp >= '0' & *cp <= '9')
82 if (*cp >= '0' && *cp <= '9')
84 val += (u_char)(*cp - '0');
85 else if (*cp >= 'A' && *cp <= 'F')
86 val += ((u_char)(*cp - 'A')) + 0xa;
87 else if (*cp >= 'a' && *cp <= 'f')
88 val += ((u_char)(*cp - 'a')) + 0xa;
89 else
90 errx(1, "Non hexadecimal digit in %s", argv[1]);
91 if (even) {
92 val <<= 4;
93 even = 0;
94 } else {
83 val += (u_char)(*cp - '0');
84 else if (*cp >= 'A' && *cp <= 'F')
85 val += ((u_char)(*cp - 'A')) + 0xa;
86 else if (*cp >= 'a' && *cp <= 'f')
87 val += ((u_char)(*cp - 'a')) + 0xa;
88 else
89 errx(1, "Non hexadecimal digit in %s", argv[1]);
90 if (even) {
91 val <<= 4;
92 even = 0;
93 } else {
95 revoke.nclid_id[cnt++] = val;
94 revoke_handle.nclid_id[cnt++] = val;
96 if (cnt > NFSV4_OPAQUELIMIT)
97 errx(1, "Clientid %s, loo long", argv[1]);
98 val = 0;
99 even = 1;
100 }
101 cp++;
102 }
103
104 /*
105 * Do the revocation system call.
106 */
95 if (cnt > NFSV4_OPAQUELIMIT)
96 errx(1, "Clientid %s, loo long", argv[1]);
97 val = 0;
98 even = 1;
99 }
100 cp++;
101 }
102
103 /*
104 * Do the revocation system call.
105 */
107 revoke.nclid_idlen = cnt;
106 revoke_handle.nclid_idlen = cnt;
108#ifdef DEBUG
107#ifdef DEBUG
109 printf("Idlen=%d\n", revoke.nclid_idlen);
110 for (cnt = 0; cnt < revoke.nclid_idlen; cnt++)
111 printf("%02x", revoke.nclid_id[cnt]);
108 printf("Idlen=%d\n", revoke_handle.nclid_idlen);
109 for (cnt = 0; cnt < revoke_handle.nclid_idlen; cnt++)
110 printf("%02x", revoke_handle.nclid_id[cnt]);
112 printf("\n");
113#else
111 printf("\n");
112#else
114 if (nfssvc(NFSSVC_ADMINREVOKE, &revoke) < 0)
113 if (nfssvc(NFSSVC_ADMINREVOKE, &revoke_handle) < 0)
115 err(1, "Admin revoke failed");
116#endif
117}
118
114 err(1, "Admin revoke failed");
115#endif
116}
117
119void
118static void
120usage(void)
121{
122
123 errx(1, "Usage: nfsrevoke <ClientID>");
124}
119usage(void)
120{
121
122 errx(1, "Usage: nfsrevoke <ClientID>");
123}