Files
sudo/parse.h

102 lines
3.0 KiB
C

/*
* Copyright (c) 1996, 1998, 1999 Todd C. Miller <Todd.Miller@courtesan.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 4. Products derived from this software may not be called "Sudo" nor
* may "Sudo" appear in their names without specific prior written
* permission from the author.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Sudo$
*/
#ifndef _SUDO_PARSE_H
#define _SUDO_PARSE_H
/*
* Data structure used in parsing sudoers;
* top of stack values are the ones that
* apply when parsing is done & can be
* accessed by *_matches macros
*/
#define STACKINCREMENT (32)
struct matchstack {
int user;
int cmnd;
int host;
int runas;
int nopass;
};
/*
* Data structure describing a command in the
* sudoers file.
*/
struct sudo_command {
char *cmnd;
char *args;
};
#define user_matches (match[top-1].user)
#define user_matched (match[top].user)
#define cmnd_matches (match[top-1].cmnd)
#define cmnd_matched (match[top].cmnd)
#define host_matches (match[top-1].host)
#define host_matched (match[top].host)
#define runas_matches (match[top-1].runas)
#define runas_matched (match[top].runas)
#define no_passwd (match[top-1].nopass)
/*
* Structure containing command matches if "sudo -l" is used.
*/
struct command_match {
char *runas;
size_t runas_len;
size_t runas_size;
char *cmnd;
size_t cmnd_len;
size_t cmnd_size;
int nopasswd;
};
/*
* Structure containing Cmnd_Alias's if "sudo -l" is used.
*/
struct generic_alias {
char *alias;
char *entries;
size_t entries_size;
size_t entries_len;
};
/* The matching stack and number of entries on it. */
extern struct matchstack *match;
extern int top;
#endif /* _SUDO_PARSE_H */