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0b452006 RC |
1 | #pragma once |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include <stdbool.h> | |
23 | #include <sys/types.h> | |
24 | #include <alloca.h> | |
25 | #include <stdio.h> | |
26 | #include <string.h> | |
27 | #include <signal.h> | |
28 | ||
29 | #include "formats-util.h" | |
30 | ||
31 | #define procfs_file_alloca(pid, field) \ | |
32 | ({ \ | |
33 | pid_t _pid_ = (pid); \ | |
34 | const char *_r_; \ | |
35 | if (_pid_ == 0) { \ | |
36 | _r_ = ("/proc/self/" field); \ | |
37 | } else { \ | |
38 | _r_ = alloca(strlen("/proc/") + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \ | |
39 | sprintf((char*) _r_, "/proc/"PID_FMT"/" field, _pid_); \ | |
40 | } \ | |
41 | _r_; \ | |
42 | }) | |
43 | ||
44 | int get_process_state(pid_t pid); | |
45 | int get_process_comm(pid_t pid, char **name); | |
46 | int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line); | |
47 | int get_process_exe(pid_t pid, char **name); | |
48 | int get_process_uid(pid_t pid, uid_t *uid); | |
49 | int get_process_gid(pid_t pid, gid_t *gid); | |
50 | int get_process_capeff(pid_t pid, char **capeff); | |
51 | int get_process_cwd(pid_t pid, char **cwd); | |
52 | int get_process_root(pid_t pid, char **root); | |
53 | int get_process_environ(pid_t pid, char **environ); | |
54 | ||
55 | int wait_for_terminate(pid_t pid, siginfo_t *status); | |
56 | int wait_for_terminate_and_warn(const char *name, pid_t pid, bool check_exit_code); | |
57 | ||
58 | int kill_and_sigcont(pid_t pid, int sig); | |
59 | pid_t get_parent_of_pid(pid_t pid, pid_t *ppid); | |
60 | void rename_process(const char name[8]); | |
61 | int is_kernel_thread(pid_t pid); | |
62 | int getenv_for_pid(pid_t pid, const char *field, char **_value); | |
63 | ||
64 | bool pid_is_alive(pid_t pid); | |
65 | bool pid_is_unwaited(pid_t pid); |