path: root/linux/LinuxProcess.c

/*
htop - LinuxProcess.c
(C) 2014 Hisham H. Muhammad
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/

#include "Process.h"
#include "ProcessList.h"
#include "LinuxProcess.h"
#include "Platform.h"
#include "CRT.h"

#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/syscall.h>

/*{

#include "PerfCounter.h"

#define PROCESS_FLAG_LINUX_IOPRIO   0x0100L
#define PROCESS_FLAG_LINUX_OPENVZ   0x0200L
#define PROCESS_FLAG_LINUX_VSERVER  0x0400L
#define PROCESS_FLAG_LINUX_CGROUP   0x0800L
#define PROCESS_FLAG_LINUX_OOM      0x1000L

#define PROCESS_FLAG_LINUX_HPC       0xff0000L
#define PROCESS_FLAG_LINUX_HPC_CYCLE 0x10000L
#define PROCESS_FLAG_LINUX_HPC_INSN  0x20000L
#define PROCESS_FLAG_LINUX_HPC_MISS  0x40000L
#define PROCESS_FLAG_LINUX_HPC_BMISS 0x80000L

#define PROCESS_FLAG_LINUX_HPC_L1DR   0x100000L
#define PROCESS_FLAG_LINUX_HPC_L1DW   0x200000L
#define PROCESS_FLAG_LINUX_HPC_L1DRM  0x400000L
#define PROCESS_FLAG_LINUX_HPC_L1DWM  0x800000L

typedef enum UnsupportedProcessFields {
   FLAGS = 9,
   ITREALVALUE = 20,
   VSIZE = 22,
   RSS = 23,
   RLIM = 24,
   STARTCODE = 25,
   ENDCODE = 26,
   STARTSTACK = 27,
   KSTKESP = 28,
   KSTKEIP = 29,
   SIGNAL = 30,
   BLOCKED = 31,
   SSIGIGNORE = 32,
   SIGCATCH = 33,
   WCHAN = 34,
   NSWAP = 35,
   CNSWAP = 36,
   EXIT_SIGNAL = 37,
} UnsupportedProcessField;

typedef enum LinuxProcessFields {
   CMINFLT = 11,
   CMAJFLT = 13,
   UTIME = 14,
   STIME = 15,
   CUTIME = 16,
   CSTIME = 17,
   M_SHARE = 41,
   M_TRS = 42,
   M_DRS = 43,
   M_LRS = 44,
   M_DT = 45,
   #ifdef HAVE_OPENVZ
   CTID = 100,
   VPID = 101,
   #endif
   #ifdef HAVE_VSERVER
   VXID = 102,
   #endif
   #ifdef HAVE_TASKSTATS
   RCHAR = 103,
   WCHAR = 104,
   SYSCR = 105,
   SYSCW = 106,
   RBYTES = 107,
   WBYTES = 108,
   CNCLWB = 109,
   IO_READ_RATE = 110,
   IO_WRITE_RATE = 111,
   IO_RATE = 112,
   #endif
   #ifdef HAVE_CGROUP
   CGROUP = 113,
   #endif
   OOM = 114,
   IO_PRIORITY = 115,
   #ifdef HAVE_DELAYACCT
   PERCENT_CPU_DELAY = 116,
   PERCENT_IO_DELAY = 117,
   PERCENT_SWAP_DELAY = 118,
   #endif
   #ifdef HAVE_PERFCOUNTERS
   IPC = 119,
   MCYCLE = 120,
   MINSTR = 121,
   PERCENT_MISS = 122,
   PERCENT_BMISS = 123,
   L1DREADS = 124,
   L1DRMISSES = 125,
   L1DWRITES = 126,
   L1DWMISSES = 127,
   #endif
   LAST_PROCESSFIELD = 128,
} LinuxProcessField;

#include "IOPriority.h"

typedef struct LinuxProcess_ {
   Process super;
   IOPriority ioPriority;
   unsigned long int cminflt;
   unsigned long int cmajflt;
   unsigned long long int utime;
   unsigned long long int stime;
   unsigned long long int cutime;
   unsigned long long int cstime;
   long m_share;
   long m_trs;
   long m_drs;
   long m_lrs;
   long m_dt;
   #ifdef HAVE_TASKSTATS
   unsigned long long io_rchar;
   unsigned long long io_wchar;
   unsigned long long io_syscr;
   unsigned long long io_syscw;
   unsigned long long io_read_bytes;
   unsigned long long io_write_bytes;
   unsigned long long io_cancelled_write_bytes;
   unsigned long long io_rate_read_time;
   unsigned long long io_rate_write_time;   
   double io_rate_read_bps;
   double io_rate_write_bps;
   #endif
   #ifdef HAVE_OPENVZ
   unsigned int ctid;
   unsigned int vpid;
   #endif
   #ifdef HAVE_VSERVER
   unsigned int vxid;
   #endif
   #ifdef HAVE_CGROUP
   char* cgroup;
   #endif
   unsigned int oom;
   char* ttyDevice;
   #ifdef HAVE_DELAYACCT
   unsigned long long int delay_read_time;
   unsigned long long cpu_delay_total;
   unsigned long long blkio_delay_total;
   unsigned long long swapin_delay_total;
   float cpu_delay_percent;
   float blkio_delay_percent;
   float swapin_delay_percent;
   #endif
   #ifdef HAVE_PERFCOUNTERS
   PerfCounter* cycleCounter;
   PerfCounter* insnCounter;
   PerfCounter* missCounter;
   PerfCounter* brCounter;
   PerfCounter* l1drCounter;
   PerfCounter* l1drmCounter;
   PerfCounter* l1dwCounter;
   PerfCounter* l1dwmCounter;
   float ipc;
   float mcycle;
   float minstr;
   float pMiss;
   float pBMiss;
   float l1dr;
   float l1drm;
   float l1dw;
   float l1dwm;
   #endif
} LinuxProcess;

#ifndef Process_isKernelThread
#define Process_isKernelThread(_process) (_process->pgrp == 0)
#endif

#ifndef Process_isUserlandThread
#define Process_isUserlandThread(_process) (_process->pid != _process->tgid)
#endif

}*/

ProcessFieldData Process_fields[] = {
   [0] = { .name = "", .title = NULL, .description = NULL, .flags = 0, },
   [PID] = { .name = "PID", .title = "    PID ", .description = "Process/thread ID", .flags = 0, },
   [COMM] = { .name = "Command", .title = "Command ", .description = "Command line", .flags = 0, },
   [STATE] = { .name = "STATE", .title = "S ", .description = "Process state (S sleeping, R running, D disk, Z zombie, T traced, W paging)", .flags = 0, },
   [PPID] = { .name = "PPID", .title = "   PPID ", .description = "Parent process ID", .flags = 0, },
   [PGRP] = { .name = "PGRP", .title = "   PGRP ", .description = "Process group ID", .flags = 0, },
   [SESSION] = { .name = "SESSION", .title = "    SID ", .description = "Process's session ID", .flags = 0, },
   [TTY_NR] = { .name = "TTY_NR", .title = "TTY      ", .description = "Controlling terminal", .flags = 0, },
   [TPGID] = { .name = "TPGID", .title = "  TPGID ", .description = "Process ID of the fg process group of the controlling terminal", .flags = 0, },
   [FLAGS] = { .name = "FLAGS", .title = NULL, .description = NULL, .flags = 0, },
   [MINFLT] = { .name = "MINFLT", .title = "     MINFLT ", .description = "Number of minor faults which have not required loading a memory page from disk", .flags = 0, },
   [CMINFLT] = { .name = "CMINFLT", .title = "    CMINFLT ", .description = "Children processes' minor faults", .flags = 0, },
   [MAJFLT] = { .name = "MAJFLT", .title = "     MAJFLT ", .description = "Number of major faults which have required loading a memory page from disk", .flags = 0, },
   [CMAJFLT] = { .name = "CMAJFLT", .title = "    CMAJFLT ", .description = "Children processes' major faults", .flags = 0, },
   [UTIME] = { .name = "UTIME", .title = " UTIME+  ", .description = "User CPU time - time the process spent executing in user mode", .flags = 0, },
   [STIME] = { .name = "STIME", .title = " STIME+  ", .description = "System CPU time - time the kernel spent running system calls for this process", .flags = 0, },
   [CUTIME] = { .name = "CUTIME", .title = " CUTIME+ ", .description = "Children processes' user CPU time", .flags = 0, },
   [CSTIME] = { .name = "CSTIME", .title = " CSTIME+ ", .description = "Children processes' system CPU time", .flags = 0, },
   [PRIORITY] = { .name = "PRIORITY", .title = "PRI ", .description = "Kernel's internal priority for the process", .flags = 0, },
   [NICE] = { .name = "NICE", .title = " NI ", .description = "Nice value (the higher the value, the more it lets other processes take priority)", .flags = 0, },
   [ITREALVALUE] = { .name = "ITREALVALUE", .title = NULL, .description = NULL, .flags = 0, },
   [STARTTIME] = { .name = "STARTTIME", .title = "START ", .description = "Time the process was started", .flags = 0, },
   [VSIZE] = { .name = "VSIZE", .title = NULL, .description = NULL, .flags = 0, },
   [RSS] = { .name = "RSS", .title = NULL, .description = NULL, .flags = 0, },
   [RLIM] = { .name = "RLIM", .title = NULL, .description = NULL, .flags = <