1 |
|
|
/* $OpenBSD: misc.c,v 1.20 2017/09/25 17:10:55 krw Exp $ */ |
2 |
|
|
/* $NetBSD: misc.c,v 1.4 1995/03/07 21:26:23 cgd Exp $ */ |
3 |
|
|
|
4 |
|
|
/*- |
5 |
|
|
* Copyright (c) 1991, 1993 |
6 |
|
|
* The Regents of the University of California. All rights reserved. |
7 |
|
|
* |
8 |
|
|
* Redistribution and use in source and binary forms, with or without |
9 |
|
|
* modification, are permitted provided that the following conditions |
10 |
|
|
* are met: |
11 |
|
|
* 1. Redistributions of source code must retain the above copyright |
12 |
|
|
* notice, this list of conditions and the following disclaimer. |
13 |
|
|
* 2. Redistributions in binary form must reproduce the above copyright |
14 |
|
|
* notice, this list of conditions and the following disclaimer in the |
15 |
|
|
* documentation and/or other materials provided with the distribution. |
16 |
|
|
* 3. Neither the name of the University nor the names of its contributors |
17 |
|
|
* may be used to endorse or promote products derived from this software |
18 |
|
|
* without specific prior written permission. |
19 |
|
|
* |
20 |
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
21 |
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
22 |
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
23 |
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
24 |
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
25 |
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
26 |
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
27 |
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
28 |
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
29 |
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
30 |
|
|
* SUCH DAMAGE. |
31 |
|
|
* |
32 |
|
|
* @(#)misc.c 8.1 (Berkeley) 6/6/93 |
33 |
|
|
*/ |
34 |
|
|
|
35 |
|
|
#include <sys/types.h> |
36 |
|
|
#include <sys/stat.h> |
37 |
|
|
#include <stdio.h> |
38 |
|
|
#include <stdarg.h> |
39 |
|
|
#include "mtree.h" |
40 |
|
|
#include "extern.h" |
41 |
|
|
|
42 |
|
|
extern int lineno; |
43 |
|
|
|
44 |
|
|
typedef struct _key { |
45 |
|
|
char *name; /* key name */ |
46 |
|
|
u_int val; /* value */ |
47 |
|
|
|
48 |
|
|
#define NEEDVALUE 0x01 |
49 |
|
|
u_int flags; |
50 |
|
|
} KEY; |
51 |
|
|
|
52 |
|
|
/* NB: the following table must be sorted lexically. */ |
53 |
|
|
static KEY keylist[] = { |
54 |
|
|
{"cksum", F_CKSUM, NEEDVALUE}, |
55 |
|
|
{"flags", F_FLAGS, NEEDVALUE}, |
56 |
|
|
{"gid", F_GID, NEEDVALUE}, |
57 |
|
|
{"gname", F_GNAME, NEEDVALUE}, |
58 |
|
|
{"ignore", F_IGN, 0}, |
59 |
|
|
{"link", F_SLINK, NEEDVALUE}, |
60 |
|
|
{"md5digest", F_MD5, NEEDVALUE}, |
61 |
|
|
{"mode", F_MODE, NEEDVALUE}, |
62 |
|
|
{"nlink", F_NLINK, NEEDVALUE}, |
63 |
|
|
{"nochange", F_NOCHANGE, 0}, |
64 |
|
|
{"optional", F_OPT, 0}, |
65 |
|
|
{"rmd160digest",F_RMD160, NEEDVALUE}, |
66 |
|
|
{"sha1digest", F_SHA1, NEEDVALUE}, |
67 |
|
|
{"sha256digest",F_SHA256, NEEDVALUE}, |
68 |
|
|
{"size", F_SIZE, NEEDVALUE}, |
69 |
|
|
{"time", F_TIME, NEEDVALUE}, |
70 |
|
|
{"type", F_TYPE, NEEDVALUE}, |
71 |
|
|
{"uid", F_UID, NEEDVALUE}, |
72 |
|
|
{"uname", F_UNAME, NEEDVALUE}, |
73 |
|
|
}; |
74 |
|
|
|
75 |
|
|
u_int |
76 |
|
|
parsekey(char *name, int *needvaluep) |
77 |
|
|
{ |
78 |
|
16 |
KEY *k, tmp; |
79 |
|
|
int keycompare(const void *, const void *); |
80 |
|
|
|
81 |
|
8 |
tmp.name = name; |
82 |
|
8 |
k = (KEY *)bsearch(&tmp, keylist, sizeof(keylist) / sizeof(KEY), |
83 |
|
|
sizeof(KEY), keycompare); |
84 |
✗✓ |
8 |
if (k == NULL) |
85 |
|
|
error("unknown keyword %s", name); |
86 |
|
|
|
87 |
✓✗ |
8 |
if (needvaluep) |
88 |
|
8 |
*needvaluep = k->flags & NEEDVALUE ? 1 : 0; |
89 |
|
16 |
return (k->val); |
90 |
|
8 |
} |
91 |
|
|
|
92 |
|
|
int |
93 |
|
|
keycompare(const void *a, const void *b) |
94 |
|
|
{ |
95 |
|
64 |
return (strcmp(((KEY *)a)->name, ((KEY *)b)->name)); |
96 |
|
|
} |
97 |
|
|
|
98 |
|
|
__dead void |
99 |
|
|
error(const char *fmt, ...) |
100 |
|
|
{ |
101 |
|
|
va_list ap; |
102 |
|
|
|
103 |
|
|
va_start(ap, fmt); |
104 |
|
|
(void)fflush(NULL); |
105 |
|
|
(void)fprintf(stderr, "\nmtree: "); |
106 |
|
|
(void)vfprintf(stderr, fmt, ap); |
107 |
|
|
va_end(ap); |
108 |
|
|
(void)fprintf(stderr, "\n"); |
109 |
|
|
if (lineno) |
110 |
|
|
(void)fprintf(stderr, |
111 |
|
|
"mtree: failed at line %d of the specification\n", lineno); |
112 |
|
|
exit(1); |
113 |
|
|
/* NOTREACHED */ |
114 |
|
|
} |