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/*
htop - aix/AixProcess.c
(C) 2015 Hisham H. Muhammad
(C) 2018 Calvin Buckley
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
#include "Process.h"
#include "AixProcess.h"
#include "CRT.h"
#include "XAlloc.h"
#include <sys/types.h>
#include <sys/procfs.h>
#include <signal.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
/*{
#include "Settings.h"
#include <sys/corralid.h> // cid_t
#define Process_delete AixProcess_delete
typedef enum {
// Add platform-specific fields here, with ids >= 100
HTOP_WPAR_ID_FIELD = 100,
HTOP_LAST_PROCESSFIELD = 101,
} AixProcessField;
typedef struct AixProcess_ {
Process super;
bool kernel;
cid_t cid; // WPAR ID
struct timeval tv; // More precise time for calculating percent_cpu
} AixProcess;
}*/
ProcessClass AixProcess_class = {
.super = {
.extends = Class(Process),
.display = Process_display,
.delete = Process_delete,
.compare = AixProcess_compare
},
.writeField = AixProcess_writeField,
.sendSignal = AixProcess_sendSignal
};
FieldData Process_fields[] = {
[0] = {
.name = "",
.title = NULL,
.description = NULL,
.flags = 0, },
[HTOP_PID_FIELD] = {
.name = "PID",
.title = " PID ",
.description = "Process/thread ID",
.flags = 0, },
[HTOP_NAME_FIELD] = { .name = "NAME", .title = "NAME ", .description = "Process name", .flags = 0, },
[HTOP_COMM_FIELD] = {
.name = "Command",
.title = "Command ",
.description = "Command line",
.flags = 0, },
[HTOP_STATE_FIELD] = { .name = "STATE", .title = "S ", .description = "Process state (I idle, T stoppd, Z zombie, R running, W paging)", .flags = 0 },
[HTOP_PPID_FIELD] = {
.name = "PPID",
.title = " PPID ",
.description = "Parent process ID",
.flags = 0, },
[HTOP_PGRP_FIELD] = {
.name = "PGRP",
.title = " PGRP ",
.description = "Process group ID",
.flags = 0, },
[HTOP_SESSION_FIELD] = {
.name = "SESSION",
.title = " SESN ",
.description = "Process's session ID",
.flags = 0, },
[HTOP_TTY_FIELD] = { .name = "TTY", .title = " TTY ", .description = "Controlling terminal", .flags = 0, },
[HTOP_TPGID_FIELD] = {
.name = "TPGID",
.title = " TPGID ",
.description = "Process ID of the fg process group of the controlling terminal",
.flags = 0, },
[HTOP_MINFLT_FIELD] = {
.name = "MINFLT",
.title = " MINFLT ",
.description = "Number of minor faults which have not required loading a memory page from disk",
.flags = 0, },
[HTOP_MAJFLT_FIELD] = {
.name = "MAJFLT",
.title = " MAJFLT ",
.description = "Number of major faults which have required loading a memory page from disk",
.flags = 0, },
[HTOP_PRIORITY_FIELD] = {
.name = "PRIORITY",
.title = "PRI ",
.description = "Kernel's internal priority for the process",
.flags = 0, },
[HTOP_NICE_FIELD] = {
.name = "NICE",
.title = " NI ",
.description = "Nice value (the higher the value, the more it lets other processes take priority)",
.flags = 0, },
[HTOP_STARTTIME_FIELD] = {
.name = "STARTTIME",
.title = "START ",
.description = "Time the process was started",
.flags = 0, },
[HTOP_PROCESSOR_FIELD] = {
.name = "PROCESSOR",
.title = "CPU ",
.description = "Id of the CPU the process last executed on",
.flags = 0, },
[HTOP_M_SIZE_FIELD] = {
.name = "M_SIZE",
.title = " VIRT ",
.description = "Total program size in virtual memory",
.flags = 0, },
[HTOP_M_RESIDENT_FIELD] = {
.name = "M_RESIDENT",
.title = " RES ",
.description = "Resident set size, size of the text and data sections, plus stack usage",
.flags = 0, },
[HTOP_REAL_UID_FIELD] = { .name = "REAL_UID", .title = " RUID ", .description = "Real user ID", .flags = 0, },
[HTOP_EFFECTIVE_UID_FIELD] = { .name = "EFFECTIVE_UID", .title = " EUID ", .description = "Effective user ID", .flags = 0, },
[HTOP_PERCENT_CPU_FIELD] = {
.name = "PERCENT_CPU",
.title = "CPU% ",
.description = "Percentage of the CPU time the process used in the last sampling",
.flags = 0, },
[HTOP_PERCENT_MEM_FIELD] = {
.name = "PERCENT_MEM",
.title = "MEM% ",
.description = "Percentage of the memory the process is using, based on resident memory size",
.flags = 0, },
[HTOP_REAL_USER_FIELD] = { .name = "REAL_USER", .title = "REAL_USER ", .description = "Real user (or numeric user ID if name cannot be determined)", .flags = 0, },
[HTOP_EFFECTIVE_USER_FIELD] = { .name = "EFFECTIVE_USER", .title = "EFFE_USER ", .description = "Effective user (or numeric user ID if name cannot be determined)", .flags = 0, },
[HTOP_TIME_FIELD] = {
.name = "TIME",
.title = " TIME+ ",
.description = "Total time the process has spent in user and system time",
.flags = 0, },
[HTOP_NLWP_FIELD] = {
.name = "NLWP",
.title = "NLWP ",
.description = "Number of threads in the process",
.flags = 0, },
[HTOP_TGID_FIELD] = {
.name = "TGID",
.title = " TGID ",
.description = "Thread group ID (i.e. process ID)",
.flags = 0, },
[HTOP_WPAR_ID_FIELD] = {
.name = "WPAR",
.title = " WPAR ",
.description = "Workload Partition ID",
.flags = 0, },
[HTOP_LAST_PROCESSFIELD] = {
.name = "*** report bug! ***",
.title = NULL,
.description = NULL,
.flags = 0, },
};
ProcessPidColumn Process_pidColumns[] = {
{ .id = HTOP_PID_FIELD, .label = "PID" },
{ .id = HTOP_PPID_FIELD, .label = "PPID" },
{ .id = HTOP_TPGID_FIELD, .label = "TPGID" },
{ .id = HTOP_TGID_FIELD, .label = "TGID" },
{ .id = HTOP_PGRP_FIELD, .label = "PGRP" },
{ .id = HTOP_SESSION_FIELD, .label = "SESN" },
{ .id = 0, .label = NULL },
};
AixProcess* AixProcess_new(Settings* settings) {
AixProcess* this = xCalloc(1, sizeof(AixProcess));
Object_setClass(this, Class(AixProcess));
Process_init(&this->super, settings);
return this;
}
void AixProcess_delete(Object* cast) {
AixProcess* this = (AixProcess*) cast;
Process_done((Process*)cast);
// free platform-specific fields here
free(this);
}
void AixProcess_writeField(const Process *super, RichString* str, ProcessField field) {
const AixProcess *this = (const AixProcess *)super;
char buffer[256]; buffer[255] = '\0';
int attr = CRT_colors[HTOP_DEFAULT_COLOR];
int n = sizeof buffer;
switch ((int) field) {
// add AIX-specific fields here
case HTOP_WPAR_ID_FIELD:
xSnprintf(buffer, n, Process_pidFormat, this->cid);
break;
default:
Process_writeField(super, str, field);
return;
}
RichString_append(str, attr, buffer);
}
long AixProcess_compare(const void* v1, const void* v2) {
const AixProcess *p1, *p2;
const Settings *settings = ((const Process *)v1)->settings;
if (settings->direction == 1) {
p1 = v1;
p2 = v2;
} else {
p2 = v1;
p1 = v2;
}
switch ((int) settings->sortKey) {
// add Aix-specific fields here
case HTOP_WPAR_ID_FIELD:
return uintcmp(p1->cid, p2->cid);
default:
return Process_compare(v1, v2);
}
}
bool AixProcess_sendSignal(const Process *this, int sig) {
if(kill(this->pid, sig) < 0) {
if(errno != EINVAL) return false;
char path[22];
xSnprintf(path, sizeof path, "/proc/%d/ctl", (int)this->pid);
int fd = open(path, O_WRONLY);
if(fd == -1) return false;
int msg[] = { PCKILL, sig };
bool r = write(fd, msg, sizeof msg) == sizeof msg;
close(fd);
return r;
}
return true;
}
bool Process_isKernelProcess(const Process *this) {
return ((const AixProcess *)this)->kernel;
}
bool Process_isExtraThreadProcess(const Process *this) {
return false;
}
char **Process_getKernelStackTrace(const Process *this) {
return NULL;
}