1/*
2 * Copyright (c) 2010 Todd C. Miller <Todd.Miller@courtesan.com>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#ifndef _SUDO_EXEC_H
18#define _SUDO_EXEC_H
19
20/*
21 * Special values to indicate whether continuing in foreground or background.
22 */
23#define SIGCONT_FG	-2
24#define SIGCONT_BG	-3
25
26/*
27 * Symbols shared between exec.c and exec_pty.c
28 */
29
30/* exec.c */
31int my_execve __P((const char *path, char *argv[], char *envp[]));
32int pipe_nonblock __P((int fds[2]));
33extern volatile pid_t cmnd_pid;
34
35/* exec_pty.c */
36int fork_pty __P((const char *path, char *argv[], char *envp[], int sv[],
37    int rbac_enabled, int bgmode, int *maxfd, sigset_t *omask));
38int perform_io __P((fd_set *fdsr, fd_set *fdsw, struct command_status *cstat));
39int suspend_parent __P((int signo));
40void fd_set_iobs __P((fd_set *fdsr, fd_set *fdsw));
41#ifdef SA_SIGINFO
42RETSIGTYPE handler __P((int s, siginfo_t *info, void *context));
43#else
44RETSIGTYPE handler __P((int s));
45#endif
46void pty_close __P((struct command_status *cstat));
47void pty_setup __P((uid_t uid));
48extern int signal_pipe[2];
49
50#endif /* _SUDO_EXEC_H */
51