2 * Copyright (c) 2010-2013 Todd C. Miller <Todd.Miller@courtesan.com>
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.
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.
21 * Special values to indicate whether continuing in foreground or background.
27 * Positions in saved_signals[]
29 #define SAVED_SIGALRM 0
30 #define SAVED_SIGCHLD 1
31 #define SAVED_SIGCONT 2
32 #define SAVED_SIGHUP 3
33 #define SAVED_SIGINT 4
34 #define SAVED_SIGPIPE 5
35 #define SAVED_SIGQUIT 6
36 #define SAVED_SIGTERM 7
37 #define SAVED_SIGTSTP 8
38 #define SAVED_SIGTTIN 9
39 #define SAVED_SIGTTOU 10
40 #define SAVED_SIGUSR1 11
41 #define SAVED_SIGUSR2 12
44 * Symbols shared between exec.c and exec_pty.c
48 int sudo_execve(const char *path, char *const argv[], char *const envp[], int noexec);
49 extern volatile pid_t cmnd_pid;
52 struct command_details;
53 struct command_status;
54 int fork_pty(struct command_details *details, int sv[], int *maxfd, sigset_t *omask);
55 int perform_io(fd_set *fdsr, fd_set *fdsw, struct command_status *cstat);
56 int suspend_parent(int signo);
57 void exec_cmnd(struct command_details *details, struct command_status *cstat,
59 void fd_set_iobs(fd_set *fdsr, fd_set *fdsw);
61 void handler(int s, siginfo_t *info, void *context);
65 void pty_close(struct command_status *cstat);
66 void pty_setup(uid_t uid, const char *tty, const char *utmp_user);
67 void terminate_command(pid_t pid, bool use_pgrp);
70 bool utmp_login(const char *from_line, const char *to_line, int ttyfd,
72 bool utmp_logout(const char *line, int status);
74 #endif /* _SUDO_EXEC_H */