Annotation of src/usr.bin/sudo/parse.h, Revision 1.3
1.1 millert 1: /*
1.2 millert 2: * Copyright (c) 1996, 1998-2000 Todd C. Miller <Todd.Miller@courtesan.com>
1.1 millert 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: *
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: *
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: *
16: * 3. The name of the author may not be used to endorse or promote products
17: * derived from this software without specific prior written permission.
18: *
19: * 4. Products derived from this software may not be called "Sudo" nor
20: * may "Sudo" appear in their names without specific prior written
21: * permission from the author.
22: *
23: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
24: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
25: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
26: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
27: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
28: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
29: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
31: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
32: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33: *
1.3 ! millert 34: * $Sudo: parse.h,v 1.9 2000/03/23 04:38:20 millert Exp $
1.1 millert 35: */
36:
37: #ifndef _SUDO_PARSE_H
38: #define _SUDO_PARSE_H
39:
40: /*
41: * Data structure used in parsing sudoers;
42: * top of stack values are the ones that
43: * apply when parsing is done & can be
44: * accessed by *_matches macros
45: */
46: #define STACKINCREMENT (32)
47: struct matchstack {
48: int user;
49: int cmnd;
50: int host;
51: int runas;
52: int nopass;
53: };
54:
55: /*
56: * Data structure describing a command in the
57: * sudoers file.
58: */
59: struct sudo_command {
60: char *cmnd;
61: char *args;
62: };
63:
64: #define user_matches (match[top-1].user)
65: #define cmnd_matches (match[top-1].cmnd)
66: #define host_matches (match[top-1].host)
67: #define runas_matches (match[top-1].runas)
68: #define no_passwd (match[top-1].nopass)
69:
70: /*
71: * Structure containing command matches if "sudo -l" is used.
72: */
73: struct command_match {
74: char *runas;
75: size_t runas_len;
76: size_t runas_size;
77: char *cmnd;
78: size_t cmnd_len;
79: size_t cmnd_size;
80: int nopasswd;
81: };
82:
83: /*
84: * Structure describing an alias match in parser.
85: */
86: typedef struct {
87: int type;
88: char *name;
89: int val;
90: } aliasinfo;
91:
92: /*
93: * Structure containing Cmnd_Alias's if "sudo -l" is used.
94: */
95: struct generic_alias {
96: int type;
97: char *alias;
98: char *entries;
99: size_t entries_size;
100: size_t entries_len;
101: };
102:
103: /* The matching stack and number of entries on it. */
104: extern struct matchstack *match;
105: extern int top;
106:
107: /*
108: * Prototypes
109: */
110: int addr_matches __P((char *));
111: int command_matches __P((char *, char *, char *, char *));
1.3 ! millert 112: int hostname_matches __P((char *, char *, char *));
1.2 millert 113: int netgr_matches __P((char *, char *, char *, char *));
1.1 millert 114: int usergr_matches __P((char *, char *));
115:
116: #endif /* _SUDO_PARSE_H */