process-cpp  3.0.0
A simple convenience library for handling processes in C++11.
stat.h
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1 /*
2  * Copyright © 2012-2013 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License version 3,
6  * as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Thomas Voß <thomas.voss@canonical.com>
17  */
18 #ifndef CORE_POSIX_LINUX_PROC_PROCESS_STAT_H_
19 #define CORE_POSIX_LINUX_PROC_PROCESS_STAT_H_
20 
22 
23 #include <core/posix/visibility.h>
24 
25 #include <string>
26 
27 namespace core
28 {
29 namespace posix
30 {
31 class Process;
32 namespace linux
33 {
34 namespace proc
35 {
36 namespace process
37 {
42 {
43  pid_t pid = 1;
44  std::string executable;
46  pid_t parent = -1;
47  pid_t process_group = -1;
48  int session_id = -1;
49  int tty_nr = -1;
50  int controlling_process_group = -1;
51  unsigned int kernel_flags = 0;
52  long unsigned int minor_faults_count = 0;
53  long unsigned int minor_faults_count_by_children = 0;
54  long unsigned int major_faults_count = 0;
55  long unsigned int major_faults_count_by_children = 0;
56  struct
57  {
58  long unsigned int user = 0;
59  long unsigned int system = 0;
60  long unsigned int user_for_children = 0;
61  long unsigned int system_for_children = 0;
62  } time;
76  long int priority = 0;
77  long int nice = 0;
78  long int thread_count = 0;
79  long int time_before_next_sig_alarm = 0;
80  long int start_time = 0;
81  struct
82  {
83  long unsigned int virt = 0;
84  long unsigned int resident_set = 0;
85  long unsigned int resident_set_limit = 0;
86  } size;
87  struct
88  {
89  long unsigned int start_code = 0;
90  long unsigned int end_code = 0;
91  long unsigned int start_stack = 0;
92  long unsigned int stack_pointer = 0;
93  long unsigned int instruction_pointer = 0;
94  } addresses;
95  struct
96  {
97  long unsigned int pending = 0;
98  long unsigned int blocked = 0;
99  long unsigned int ignored = 0;
100  long unsigned int caught = 0;
101  } signals;
102  long unsigned int channel = 0;
103  long unsigned int swap_count = 0;
104  long unsigned int swap_count_children = 0;
105  int exit_signal = -1;
106  int cpu_count = -1;
107  unsigned int realtime_priority = 0;
108  unsigned int scheduling_policy = 0;
109  long long unsigned int aggregated_block_io_delays = 0;
110  long unsigned int guest_time = 0;
111  long unsigned int guest_time_children = 0;
112 };
113 
115 }
116 }
117 }
118 }
119 }
120 #endif // CORE_POSIX_LINUX_PROC_PROCESS_STAT_H_
std::string executable
The filename of the executable, in parentheses.
Definition: stat.h:44
#define CORE_POSIX_DLL_PUBLIC
Definition: visibility.h:26
The Process class models a process and possible operations on it.
Definition: process.h:44
The Stat struct encapsulates status information about a process.
Definition: stat.h:41
CORE_POSIX_DLL_PUBLIC const posix::Process & operator>>(const posix::Process &process, OomAdj &adj)
Read the OomAdj value for a process instance.
Definition: oom_adj.cpp:55
CORE_POSIX_DLL_PUBLIC Process parent() noexcept(true)
Query the parent of the process.