mirror of https://github.com/xzeldon/htop.git
300 lines
8.0 KiB
C
300 lines
8.0 KiB
C
/*
|
|
htop - openbsd/Platform.c
|
|
(C) 2014 Hisham H. Muhammad
|
|
(C) 2015 Michael McConville
|
|
Released under the GNU GPL, see the COPYING file
|
|
in the source distribution for its full text.
|
|
*/
|
|
|
|
#include "Platform.h"
|
|
#include "Meter.h"
|
|
#include "CPUMeter.h"
|
|
#include "MemoryMeter.h"
|
|
#include "SwapMeter.h"
|
|
#include "TasksMeter.h"
|
|
#include "LoadAverageMeter.h"
|
|
#include "UptimeMeter.h"
|
|
#include "ClockMeter.h"
|
|
#include "HostnameMeter.h"
|
|
#include "SignalsPanel.h"
|
|
#include "OpenBSDProcess.h"
|
|
#include "OpenBSDProcessList.h"
|
|
|
|
#include <sys/sched.h>
|
|
#include <uvm/uvmexp.h>
|
|
#include <sys/param.h>
|
|
#include <sys/swap.h>
|
|
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
#include <time.h>
|
|
|
|
/*{
|
|
#include "Action.h"
|
|
#include "BatteryMeter.h"
|
|
#include "SignalsPanel.h"
|
|
|
|
extern ProcessFieldData Process_fields[];
|
|
|
|
}*/
|
|
|
|
#define MAXCPU 256
|
|
// XXX: probably should be a struct member
|
|
static int64_t old_v[MAXCPU][5];
|
|
|
|
/*
|
|
* Copyright (c) 1984, 1989, William LeFebvre, Rice University
|
|
* Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
|
|
*
|
|
* Taken directly from OpenBSD's top(1).
|
|
*
|
|
* percentages(cnt, out, new, old, diffs) - calculate percentage change
|
|
* between array "old" and "new", putting the percentages in "out".
|
|
* "cnt" is size of each array and "diffs" is used for scratch space.
|
|
* The array "old" is updated on each call.
|
|
* The routine assumes modulo arithmetic. This function is especially
|
|
* useful on BSD machines for calculating cpu state percentages.
|
|
*/
|
|
static int percentages(int cnt, int64_t *out, int64_t *new, int64_t *old, int64_t *diffs) {
|
|
int64_t change, total_change, *dp, half_total;
|
|
int i;
|
|
|
|
/* initialization */
|
|
total_change = 0;
|
|
dp = diffs;
|
|
|
|
/* calculate changes for each state and the overall change */
|
|
for (i = 0; i < cnt; i++) {
|
|
if ((change = *new - *old) < 0) {
|
|
/* this only happens when the counter wraps */
|
|
change = INT64_MAX - *old + *new;
|
|
}
|
|
total_change += (*dp++ = change);
|
|
*old++ = *new++;
|
|
}
|
|
|
|
/* avoid divide by zero potential */
|
|
if (total_change == 0)
|
|
total_change = 1;
|
|
|
|
/* calculate percentages based on overall change, rounding up */
|
|
half_total = total_change / 2l;
|
|
for (i = 0; i < cnt; i++)
|
|
*out++ = ((*diffs++ * 1000 + half_total) / total_change);
|
|
|
|
/* return the total in case the caller wants to use it */
|
|
return (total_change);
|
|
}
|
|
|
|
ProcessField Platform_defaultFields[] = { PID, USER, PRIORITY, NICE, M_SIZE, M_RESIDENT, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 };
|
|
|
|
int Platform_numberOfFields = LAST_PROCESSFIELD;
|
|
|
|
/*
|
|
* See /usr/include/sys/signal.h
|
|
*/
|
|
SignalItem Platform_signals[] = {
|
|
{ .name = " 0 Cancel", .number = 0 },
|
|
{ .name = " 1 SIGHUP", .number = 1 },
|
|
{ .name = " 2 SIGINT", .number = 2 },
|
|
{ .name = " 3 SIGQUIT", .number = 3 },
|
|
{ .name = " 4 SIGILL", .number = 4 },
|
|
{ .name = " 5 SIGTRAP", .number = 5 },
|
|
{ .name = " 6 SIGABRT", .number = 6 },
|
|
{ .name = " 6 SIGIOT", .number = 6 },
|
|
{ .name = " 7 SIGEMT", .number = 7 },
|
|
{ .name = " 8 SIGFPE", .number = 8 },
|
|
{ .name = " 9 SIGKILL", .number = 9 },
|
|
{ .name = "10 SIGBUS", .number = 10 },
|
|
{ .name = "11 SIGSEGV", .number = 11 },
|
|
{ .name = "12 SIGSYS", .number = 12 },
|
|
{ .name = "13 SIGPIPE", .number = 13 },
|
|
{ .name = "14 SIGALRM", .number = 14 },
|
|
{ .name = "15 SIGTERM", .number = 15 },
|
|
{ .name = "16 SIGURG", .number = 16 },
|
|
{ .name = "17 SIGSTOP", .number = 17 },
|
|
{ .name = "18 SIGTSTP", .number = 18 },
|
|
{ .name = "19 SIGCONT", .number = 19 },
|
|
{ .name = "20 SIGCHLD", .number = 20 },
|
|
{ .name = "21 SIGTTIN", .number = 21 },
|
|
{ .name = "22 SIGTTOU", .number = 22 },
|
|
{ .name = "23 SIGIO", .number = 23 },
|
|
{ .name = "24 SIGXCPU", .number = 24 },
|
|
{ .name = "25 SIGXFSZ", .number = 25 },
|
|
{ .name = "26 SIGVTALRM", .number = 26 },
|
|
{ .name = "27 SIGPROF", .number = 27 },
|
|
{ .name = "28 SIGWINCH", .number = 28 },
|
|
{ .name = "29 SIGINFO", .number = 29 },
|
|
{ .name = "30 SIGUSR1", .number = 30 },
|
|
{ .name = "31 SIGUSR2", .number = 31 },
|
|
{ .name = "32 SIGTHR", .number = 32 },
|
|
};
|
|
|
|
unsigned int Platform_numberOfSignals = sizeof(Platform_signals)/sizeof(SignalItem);
|
|
|
|
void Platform_setBindings(Htop_Action* keys) {
|
|
(void) keys;
|
|
}
|
|
|
|
MeterClass* Platform_meterTypes[] = {
|
|
&CPUMeter_class,
|
|
&ClockMeter_class,
|
|
&LoadAverageMeter_class,
|
|
&LoadMeter_class,
|
|
&MemoryMeter_class,
|
|
&SwapMeter_class,
|
|
&TasksMeter_class,
|
|
&UptimeMeter_class,
|
|
&BatteryMeter_class,
|
|
&HostnameMeter_class,
|
|
&AllCPUsMeter_class,
|
|
&AllCPUs2Meter_class,
|
|
&LeftCPUsMeter_class,
|
|
&RightCPUsMeter_class,
|
|
&LeftCPUs2Meter_class,
|
|
&RightCPUs2Meter_class,
|
|
&BlankMeter_class,
|
|
NULL
|
|
};
|
|
|
|
// preserved from FreeBSD port
|
|
int Platform_getUptime() {
|
|
struct timeval bootTime, currTime;
|
|
int mib[2] = { CTL_KERN, KERN_BOOTTIME };
|
|
size_t size = sizeof(bootTime);
|
|
|
|
int err = sysctl(mib, 2, &bootTime, &size, NULL, 0);
|
|
if (err) {
|
|
return -1;
|
|
}
|
|
gettimeofday(&currTime, NULL);
|
|
|
|
return (int) difftime(currTime.tv_sec, bootTime.tv_sec);
|
|
}
|
|
|
|
void Platform_getLoadAverage(double* one, double* five, double* fifteen) {
|
|
struct loadavg loadAverage;
|
|
int mib[2] = { CTL_VM, VM_LOADAVG };
|
|
size_t size = sizeof(loadAverage);
|
|
|
|
int err = sysctl(mib, 2, &loadAverage, &size, NULL, 0);
|
|
if (err) {
|
|
*one = 0;
|
|
*five = 0;
|
|
*fifteen = 0;
|
|
return;
|
|
}
|
|
*one = (double) loadAverage.ldavg[0] / loadAverage.fscale;
|
|
*five = (double) loadAverage.ldavg[1] / loadAverage.fscale;
|
|
*fifteen = (double) loadAverage.ldavg[2] / loadAverage.fscale;
|
|
}
|
|
|
|
int Platform_getMaxPid() {
|
|
// this is hard-coded in sys/sys/proc.h - no sysctl exists
|
|
return 32766;
|
|
}
|
|
|
|
double Platform_setCPUValues(Meter* this, int cpu) {
|
|
int i;
|
|
double perc;
|
|
|
|
OpenBSDProcessList* pl = (OpenBSDProcessList*) this->pl;
|
|
CPUData* cpuData = &(pl->cpus[cpu]);
|
|
int64_t new_v[CPUSTATES], diff_v[CPUSTATES], scratch_v[CPUSTATES];
|
|
double *v = this->values;
|
|
size_t size = sizeof(double) * CPUSTATES;
|
|
int mib[] = { CTL_KERN, KERN_CPTIME2, cpu-1 };
|
|
if (sysctl(mib, 3, new_v, &size, NULL, 0) == -1) {
|
|
return 0.;
|
|
}
|
|
|
|
// XXX: why?
|
|
cpuData->totalPeriod = 1;
|
|
|
|
percentages(CPUSTATES, diff_v, new_v,
|
|
(int64_t *)old_v[cpu-1], scratch_v);
|
|
|
|
for (i = 0; i < CPUSTATES; i++) {
|
|
old_v[cpu-1][i] = new_v[i];
|
|
v[i] = diff_v[i] / 10.;
|
|
}
|
|
|
|
Meter_setItems(this, 4);
|
|
|
|
perc = v[0] + v[1] + v[2] + v[3];
|
|
|
|
if (perc <= 100. && perc >= 0.) {
|
|
return perc;
|
|
} else {
|
|
return 0.;
|
|
}
|
|
}
|
|
|
|
void Platform_setMemoryValues(Meter* this) {
|
|
ProcessList* pl = (ProcessList*) this->pl;
|
|
long int usedMem = pl->usedMem;
|
|
long int buffersMem = pl->buffersMem;
|
|
long int cachedMem = pl->cachedMem;
|
|
usedMem -= buffersMem + cachedMem;
|
|
this->total = pl->totalMem;
|
|
this->values[0] = usedMem;
|
|
this->values[1] = buffersMem;
|
|
this->values[2] = cachedMem;
|
|
}
|
|
|
|
/*
|
|
* Copyright (c) 1994 Thorsten Lockert <tholo@sigmasoft.com>
|
|
* All rights reserved.
|
|
*
|
|
* Taken almost directly from OpenBSD's top(1)
|
|
*/
|
|
void Platform_setSwapValues(Meter* this) {
|
|
ProcessList* pl = (ProcessList*) this->pl;
|
|
struct swapent *swdev;
|
|
unsigned long long int total, used;
|
|
int nswap, rnswap, i;
|
|
nswap = swapctl(SWAP_NSWAP, 0, 0);
|
|
if (nswap == 0) {
|
|
return;
|
|
}
|
|
|
|
swdev = xCalloc(nswap, sizeof(*swdev));
|
|
|
|
rnswap = swapctl(SWAP_STATS, swdev, nswap);
|
|
if (rnswap == -1) {
|
|
free(swdev);
|
|
return;
|
|
}
|
|
|
|
// if rnswap != nswap, then what?
|
|
|
|
/* Total things up */
|
|
total = used = 0;
|
|
for (i = 0; i < nswap; i++) {
|
|
if (swdev[i].se_flags & SWF_ENABLE) {
|
|
used += (swdev[i].se_inuse / (1024 / DEV_BSIZE));
|
|
total += (swdev[i].se_nblks / (1024 / DEV_BSIZE));
|
|
}
|
|
}
|
|
|
|
this->total = pl->totalSwap = total;
|
|
this->values[0] = pl->usedSwap = used;
|
|
|
|
free(swdev);
|
|
}
|
|
|
|
void Platform_setTasksValues(Meter* this) {
|
|
// TODO
|
|
}
|
|
|
|
char* Platform_getProcessEnv(pid_t pid) {
|
|
// TODO
|
|
return NULL;
|
|
}
|