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-rw-r--r--src/sudo_exec.h111
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diff --git a/src/sudo_exec.h b/src/sudo_exec.h
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+++ b/src/sudo_exec.h
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+/*
+ * Copyright (c) 2010-2016 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef SUDO_EXEC_H
+#define SUDO_EXEC_H
+
+/*
+ * Older systems may not support MSG_WAITALL but it shouldn't really be needed.
+ */
+#ifndef MSG_WAITALL
+# define MSG_WAITALL 0
+#endif
+
+/*
+ * Some older systems support siginfo but predate SI_USER.
+ */
+#ifdef SI_USER
+# define USER_SIGNALED(_info) ((_info) != NULL && (_info)->si_code == SI_USER)
+#else
+# define USER_SIGNALED(_info) ((_info) != NULL && (_info)->si_code <= 0)
+#endif
+
+/*
+ * Indices into io_fds[] when running a command in a pty.
+ */
+#define SFD_STDIN 0
+#define SFD_STDOUT 1
+#define SFD_STDERR 2
+#define SFD_MASTER 3
+#define SFD_SLAVE 4
+#define SFD_USERTTY 5
+
+/*
+ * Special values to indicate whether continuing in foreground or background.
+ */
+#define SIGCONT_FG -2
+#define SIGCONT_BG -3
+
+/*
+ * Positions in saved_signals[]
+ */
+#define SAVED_SIGALRM 0
+#define SAVED_SIGCHLD 1
+#define SAVED_SIGCONT 2
+#define SAVED_SIGHUP 3
+#define SAVED_SIGINT 4
+#define SAVED_SIGPIPE 5
+#define SAVED_SIGQUIT 6
+#define SAVED_SIGTERM 7
+#define SAVED_SIGTSTP 8
+#define SAVED_SIGTTIN 9
+#define SAVED_SIGTTOU 10
+#define SAVED_SIGUSR1 11
+#define SAVED_SIGUSR2 12
+
+/*
+ * Error codes for sesh
+ */
+#define SESH_SUCCESS 0 /* successful operation */
+#define SESH_ERR_FAILURE 1 /* unspecified error */
+#define SESH_ERR_INVALID 30 /* invalid -e arg value */
+#define SESH_ERR_BAD_PATHS 31 /* odd number of paths */
+#define SESH_ERR_NO_FILES 32 /* copy error, no files copied */
+#define SESH_ERR_SOME_FILES 33 /* copy error, some files copied */
+
+/*
+ * Symbols shared between exec.c, exec_nopty.c, exec_pty.c and exec_monitor.c
+ */
+struct command_details;
+struct command_status;
+
+/* exec.c */
+void exec_cmnd(struct command_details *details, int errfd);
+void terminate_command(pid_t pid, bool use_pgrp);
+bool sudo_terminated(struct command_status *cstat);
+
+/* exec_common.c */
+int sudo_execve(int fd, const char *path, char *const argv[], char *envp[], bool noexec);
+char **disable_execute(char *envp[], const char *dso);
+
+/* exec_nopty.c */
+void exec_nopty(struct command_details *details, struct command_status *cstat);
+
+/* exec_pty.c */
+bool exec_pty(struct command_details *details, struct command_status *cstat);
+void pty_cleanup(void);
+int pty_make_controlling(void);
+extern int io_fds[6];
+
+/* exec_monitor.c */
+int exec_monitor(struct command_details *details, sigset_t *omask, bool foreground, int backchannel);
+
+/* utmp.c */
+bool utmp_login(const char *from_line, const char *to_line, int ttyfd,
+ const char *user);
+bool utmp_logout(const char *line, int status);
+
+#endif /* SUDO_EXEC_H */