Annotation of src/usr.bin/tcfs/tcfsuse.c, Revision 1.1.1.1
1.1 provos 1: /*
2: * Copyright 2000 Niels Provos <provos@citi.umich.edu>
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
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * 3. The name of the author may not be used to endorse or promote products
14: * derived from this software without specific prior written permission.
15: *
16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26: */
27:
28: #include <stdio.h>
29: #include <stdlib.h>
30:
31: extern int putkey_main(int argc, char **argv);
32: extern int run_main(int argc, char **argv);
33: extern int rmkey_main(int argc, char **argv);
34: extern int genkey_main(int argc, char **argv);
35: extern int stat_main(int argc, char **argv);
36: extern int flags_main(int argc, char **argv);
37:
38: struct subprg {
39: char *name;
40: int (*function)(int, char **);
41: };
42:
43: struct subprg subcmds[] = {
44: {"putkey", putkey_main},
45: {"run", run_main},
46: {"rmkey", rmkey_main},
47: {"genkey", genkey_main},
48: {"stat", stat_main},
49: {"flags", flags_main}
50: };
51:
52: void
53: usage(char *name)
54: {
55: int i;
56: fprintf(stderr, "Usage: %s <subcmd> [arguments]\n", name);
57:
58: fprintf(stderr, "Possible sub commands:");
59: for (i = sizeof(subcmds)/sizeof(struct subprg) - 1; i >= 0; i--)
60: fprintf(stderr, " %s", subcmds[i].name);
61: fprintf(stderr, "\n");
62: }
63:
64:
65: int
66: main (int argc, char **argv)
67: {
68: int i;
69:
70: if (argc < 2) {
71: usage(argv[0]);
72: exit(1);
73: }
74:
75: for (i = sizeof(subcmds)/sizeof(struct subprg) - 1; i >= 0; i--) {
76: if (!strcmp(argv[1], subcmds[i].name))
77: return (*subcmds[i].function)(argc - 1, argv + 1);
78: }
79:
80: fprintf(stderr, "%s: unknown command %s\n\n", argv[0], argv[1]);
81: usage(argv[0]);
82: exit (1);
83: }