8fcfb01a81
The copyrights of the source files were all out of date and were not the same format. This has been corrected. The source of the authors was examining the git log for each file. Signed-off-by: Craig Small <csmall@dropbear.xyz>
289 lines
14 KiB
C
289 lines
14 KiB
C
/*
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* pids.h - process related declarations for libproc2
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*
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* Copyright © 2015-2023 Jim Warner <james.warner@comcast.net>
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* Copyright © 2015-2023 Craig Small <csmall@dropbear.xyz>
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* Copyright © 1998-2005 Albert Cahalan
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PROCPS_PIDS_H
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#define PROCPS_PIDS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum pids_item {
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PIDS_noop, // ( never altered )
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PIDS_extra, // ( reset to zero )
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// returns origin, see proc(5)
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// ------- -------------------
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PIDS_ADDR_CODE_END, // ul_int stat: end_code
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PIDS_ADDR_CODE_START, // ul_int stat: start_code
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PIDS_ADDR_CURR_EIP, // ul_int stat: eip
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PIDS_ADDR_CURR_ESP, // ul_int stat: esp
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PIDS_ADDR_STACK_START, // ul_int stat: start_stack
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PIDS_AUTOGRP_ID, // s_int autogroup
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PIDS_AUTOGRP_NICE, // s_int autogroup
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PIDS_CGNAME, // str derived from CGROUP ':name='
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PIDS_CGROUP, // str cgroup
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PIDS_CGROUP_V, // strv cgroup, as *str[]
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PIDS_CMD, // str stat: comm or status: Name
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PIDS_CMDLINE, // str cmdline
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PIDS_CMDLINE_V, // strv cmdline, as *str[]
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PIDS_ENVIRON, // str environ
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PIDS_ENVIRON_V, // strv environ, as *str[]
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PIDS_EXE, // str exe
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PIDS_EXIT_SIGNAL, // s_int stat: exit_signal
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PIDS_FLAGS, // ul_int stat: flags
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PIDS_FLT_MAJ, // ul_int stat: maj_flt
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PIDS_FLT_MAJ_C, // ul_int derived from stat: maj_flt + cmaj_flt
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PIDS_FLT_MAJ_DELTA, // s_int derived from FLT_MAJ
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PIDS_FLT_MIN, // ul_int stat: min_flt
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PIDS_FLT_MIN_C, // ul_int derived from stat: min_flt + cmin_flt
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PIDS_FLT_MIN_DELTA, // s_int derived from FLT_MIN
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PIDS_ID_EGID, // u_int status: Gid
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PIDS_ID_EGROUP, // str derived from EGID, see getgrgid(3)
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PIDS_ID_EUID, // u_int status: Uid
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PIDS_ID_EUSER, // str derived from EUID, see getpwuid(3)
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PIDS_ID_FGID, // u_int status: Gid
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PIDS_ID_FGROUP, // str derived from FGID, see getgrgid(3)
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PIDS_ID_FUID, // u_int status: Uid
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PIDS_ID_FUSER, // str derived from FUID, see getpwuid(3)
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PIDS_ID_LOGIN, // s_int loginuid
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PIDS_ID_PGRP, // s_int stat: pgrp
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PIDS_ID_PID, // s_int from /proc/<pid>
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PIDS_ID_PPID, // s_int stat: ppid or status: PPid
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PIDS_ID_RGID, // u_int status: Gid
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PIDS_ID_RGROUP, // str derived from RGID, see getgrgid(3)
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PIDS_ID_RUID, // u_int status: Uid
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PIDS_ID_RUSER, // str derived from RUID, see getpwuid(3)
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PIDS_ID_SESSION, // s_int stat: sid
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PIDS_ID_SGID, // u_int status: Gid
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PIDS_ID_SGROUP, // str derived from SGID, see getgrgid(3)
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PIDS_ID_SUID, // u_int status: Uid
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PIDS_ID_SUSER, // str derived from SUID, see getpwuid(3)
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PIDS_ID_TGID, // s_int status: Tgid
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PIDS_ID_TID, // s_int from /proc/<pid>/task/<tid>
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PIDS_ID_TPGID, // s_int stat: tty_pgrp
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PIDS_IO_READ_BYTES, // ul_int io: read_bytes
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PIDS_IO_READ_CHARS, // ul_int io: rchar
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PIDS_IO_READ_OPS, // ul_int io: syscr
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PIDS_IO_WRITE_BYTES, // ul_int io: write_bytes
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PIDS_IO_WRITE_CBYTES, // ul_int io: cancelled_write_bytes
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PIDS_IO_WRITE_CHARS, // ul_int io: wchar
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PIDS_IO_WRITE_OPS, // ul_int io: syscw
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PIDS_LXCNAME, // str derived from CGROUP 'lxc.payload'
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PIDS_MEM_CODE, // ul_int derived from MEM_CODE_PGS, as KiB
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PIDS_MEM_CODE_PGS, // ul_int statm: trs
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PIDS_MEM_DATA, // ul_int derived from MEM_DATA_PGS, as KiB
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PIDS_MEM_DATA_PGS, // ul_int statm: drs
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PIDS_MEM_RES, // ul_int derived from MEM_RES_PGS, as KiB
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PIDS_MEM_RES_PGS, // ul_int statm: resident
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PIDS_MEM_SHR, // ul_int derived from MEM_SHR_PGS, as KiB
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PIDS_MEM_SHR_PGS, // ul_int statm: shared
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PIDS_MEM_VIRT, // ul_int derived from MEM_VIRT_PGS, as KiB
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PIDS_MEM_VIRT_PGS, // ul_int statm: size
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PIDS_NICE, // s_int stat: nice
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PIDS_NLWP, // s_int stat: num_threads or status: Threads
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PIDS_NS_CGROUP, // ul_int ns/
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PIDS_NS_IPC, // ul_int "
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PIDS_NS_MNT, // ul_int "
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PIDS_NS_NET, // ul_int "
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PIDS_NS_PID, // ul_int "
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PIDS_NS_TIME, // ul_int "
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PIDS_NS_USER, // ul_int "
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PIDS_NS_UTS, // ul_int "
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PIDS_OOM_ADJ, // s_int oom_score_adj
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PIDS_OOM_SCORE, // s_int oom_score
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PIDS_PRIORITY, // s_int stat: priority
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PIDS_PRIORITY_RT, // s_int stat: rt_priority
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PIDS_PROCESSOR, // s_int stat: task_cpu
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PIDS_PROCESSOR_NODE, // s_int derived from PROCESSOR, see numa(3)
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PIDS_RSS, // ul_int stat: rss
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PIDS_RSS_RLIM, // ul_int stat: rsslim
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PIDS_SCHED_CLASS, // s_int stat: policy
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PIDS_SD_MACH, // str derived from PID/TID, see sd-login(3)
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PIDS_SD_OUID, // str "
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PIDS_SD_SEAT, // str "
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PIDS_SD_SESS, // str "
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PIDS_SD_SLICE, // str "
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PIDS_SD_UNIT, // str "
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PIDS_SD_UUNIT, // str "
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PIDS_SIGBLOCKED, // str status: SigBlk
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PIDS_SIGCATCH, // str status: SigCgt
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PIDS_SIGIGNORE, // str status: SigIgn
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PIDS_SIGNALS, // str status: ShdPnd
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PIDS_SIGPENDING, // str status: SigPnd
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PIDS_SMAP_ANONYMOUS, // ul_int smaps_rollup: Anonymous
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PIDS_SMAP_HUGE_ANON, // ul_int smaps_rollup: AnonHugePages
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PIDS_SMAP_HUGE_FILE, // ul_int smaps_rollup: FilePmdMapped
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PIDS_SMAP_HUGE_SHMEM, // ul_int smaps_rollup: ShmemPmdMapped
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PIDS_SMAP_HUGE_TLBPRV, // ul_int smaps_rollup: Private_Hugetlb
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PIDS_SMAP_HUGE_TLBSHR, // ul_int smaps_rollup: Shared_Hugetlb
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PIDS_SMAP_LAZY_FREE, // ul_int smaps_rollup: LazyFree
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PIDS_SMAP_LOCKED, // ul_int smaps_rollup: Locked
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PIDS_SMAP_PRV_CLEAN, // ul_int smaps_rollup: Private_Clean
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PIDS_SMAP_PRV_DIRTY, // ul_int smaps_rollup: Private_Dirty
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PIDS_SMAP_PRV_TOTAL, // ul_int derived from SMAP_PRV_CLEAN + SMAP_PRV_DIRTY
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PIDS_SMAP_PSS, // ul_int smaps_rollup: Pss
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PIDS_SMAP_PSS_ANON, // ul_int smaps_rollup: Pss_Anon
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PIDS_SMAP_PSS_FILE, // ul_int smaps_rollup: Pss_File
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PIDS_SMAP_PSS_SHMEM, // ul_int smaps_rollup: Pss_Shmem
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PIDS_SMAP_REFERENCED, // ul_int smaps_rollup: Referenced
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PIDS_SMAP_RSS, // ul_int smaps_rollup: Rss
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PIDS_SMAP_SHR_CLEAN, // ul_int smaps_rollup: Shared_Clean
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PIDS_SMAP_SHR_DIRTY, // ul_int smaps_rollup: Shared_Dirty
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PIDS_SMAP_SWAP, // ul_int smaps_rollup: Swap
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PIDS_SMAP_SWAP_PSS, // ul_int smaps_rollup: SwapPss
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PIDS_STATE, // s_ch stat: state or status: State
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PIDS_SUPGIDS, // str status: Groups
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PIDS_SUPGROUPS, // str derived from SUPGIDS, see getgrgid(3)
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PIDS_TICS_ALL, // ull_int derived from stat: stime + utime
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PIDS_TICS_ALL_C, // ull_int derived from stat: stime + utime + cstime + cutime
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PIDS_TICS_ALL_DELTA, // u_int derived from TICS_ALL
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PIDS_TICS_BEGAN, // ull_int stat: start_time
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PIDS_TICS_BLKIO, // ull_int stat: blkio_ticks
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PIDS_TICS_GUEST, // ull_int stat: gtime
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PIDS_TICS_GUEST_C, // ull_int derived from stat: gtime + cgtime
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PIDS_TICS_SYSTEM, // ull_int stat: stime
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PIDS_TICS_SYSTEM_C, // ull_int derived from stat: stime + cstime
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PIDS_TICS_USER, // ull_int stat: utime
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PIDS_TICS_USER_C, // ull_int derived from stat: utime + cutime
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PIDS_TIME_ALL, // real * derived from stat: (utime + stime) / hertz
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PIDS_TIME_ALL_C, // real * derived from stat: (utime + stime + cutime + cstime) / hertz
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PIDS_TIME_ELAPSED, // real * derived from stat: (/proc/uptime - start_time) / hertz
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PIDS_TIME_START, // real * derived from stat: start_time / hertz
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PIDS_TTY, // s_int stat: tty_nr
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PIDS_TTY_NAME, // str derived from TTY
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PIDS_TTY_NUMBER, // str derived from TTY as str
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PIDS_UTILIZATION, // real derived from TIME_ALL / TIME_ELAPSED, as percentage
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PIDS_UTILIZATION_C, // real derived from TIME_ALL_C / TIME_ELAPSED, as percentage
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PIDS_VM_DATA, // ul_int status: VmData
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PIDS_VM_EXE, // ul_int status: VmExe
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PIDS_VM_LIB, // ul_int status: VmLib
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PIDS_VM_RSS, // ul_int status: VmRSS
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PIDS_VM_RSS_ANON, // ul_int status: RssAnon
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PIDS_VM_RSS_FILE, // ul_int status: RssFile
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PIDS_VM_RSS_LOCKED, // ul_int status: VmLck
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PIDS_VM_RSS_SHARED, // ul_int status: RssShmem
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PIDS_VM_SIZE, // ul_int status: VmSize
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PIDS_VM_STACK, // ul_int status: VmStk
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PIDS_VM_SWAP, // ul_int status: VmSwap
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PIDS_VM_USED, // ul_int derived from status: VmRSS + VmSwap
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PIDS_VSIZE_BYTES, // ul_int stat: vsize
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PIDS_WCHAN_NAME // str wchan
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};
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// * while these are all expressed as seconds, each can be
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// converted into tics/jiffies with no loss of precision
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// when multiplied by hertz obtained via procps_misc(3).
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enum pids_fetch_type {
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PIDS_FETCH_TASKS_ONLY,
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PIDS_FETCH_THREADS_TOO
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};
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enum pids_select_type {
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PIDS_SELECT_PID = 0x10000,
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PIDS_SELECT_PID_THREADS = 0x10001,
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PIDS_SELECT_UID = 0x20000,
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PIDS_SELECT_UID_THREADS = 0x20001
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};
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enum pids_sort_order {
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PIDS_SORT_ASCEND = +1,
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PIDS_SORT_DESCEND = -1
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};
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struct pids_result {
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enum pids_item item;
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union {
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signed char s_ch;
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signed int s_int;
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unsigned int u_int;
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unsigned long ul_int;
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unsigned long long ull_int;
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char *str;
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char **strv;
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double real;
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} result;
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};
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struct pids_stack {
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struct pids_result *head;
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};
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struct pids_counts {
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int total;
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int running, sleeping, stopped, zombied, other;
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};
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struct pids_fetch {
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struct pids_counts *counts;
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struct pids_stack **stacks;
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};
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struct pids_info;
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#define PIDS_VAL( relative_enum, type, stack, info ) \
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stack -> head [ relative_enum ] . result . type
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int procps_pids_new (struct pids_info **info, enum pids_item *items, int numitems);
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int procps_pids_ref (struct pids_info *info);
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int procps_pids_unref (struct pids_info **info);
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struct pids_stack *fatal_proc_unmounted (
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struct pids_info *info,
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int return_self);
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struct pids_stack *procps_pids_get (
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struct pids_info *info,
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enum pids_fetch_type which);
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struct pids_fetch *procps_pids_reap (
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struct pids_info *info,
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enum pids_fetch_type which);
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int procps_pids_reset (
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struct pids_info *info,
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enum pids_item *newitems,
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int newnumitems);
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struct pids_fetch *procps_pids_select (
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struct pids_info *info,
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unsigned *these,
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int numthese,
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enum pids_select_type which);
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struct pids_stack **procps_pids_sort (
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struct pids_info *info,
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struct pids_stack *stacks[],
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int numstacked,
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enum pids_item sortitem,
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enum pids_sort_order order);
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#ifdef XTRA_PROCPS_DEBUG
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# include "xtra-procps-debug.h"
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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