mirror of https://github.com/xzeldon/htop.git
363 lines
9.6 KiB
C
363 lines
9.6 KiB
C
/*
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htop - openbsd/Platform.c
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(C) 2014 Hisham H. Muhammad
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(C) 2015 Michael McConville
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Released under the GNU GPLv2+, see the COPYING file
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in the source distribution for its full text.
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*/
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#include "openbsd/Platform.h"
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#include <errno.h>
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#include <kvm.h>
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#include <limits.h>
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <sys/signal.h> // needs to be included before <sys/proc.h> for 'struct sigaltstack'
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#include <sys/proc.h>
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#include <sys/resource.h>
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#include <sys/sensors.h>
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#include <sys/sysctl.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <uvm/uvmexp.h>
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#include "CPUMeter.h"
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#include "ClockMeter.h"
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#include "DateMeter.h"
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#include "DateTimeMeter.h"
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#include "HostnameMeter.h"
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#include "LoadAverageMeter.h"
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#include "Macros.h"
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#include "MemoryMeter.h"
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#include "MemorySwapMeter.h"
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#include "Meter.h"
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#include "ProcessList.h"
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#include "Settings.h"
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#include "SignalsPanel.h"
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#include "SwapMeter.h"
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#include "SysArchMeter.h"
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#include "TasksMeter.h"
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#include "UptimeMeter.h"
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#include "XUtils.h"
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#include "openbsd/OpenBSDProcess.h"
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#include "openbsd/OpenBSDProcessList.h"
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const ProcessField Platform_defaultFields[] = { PID, USER, PRIORITY, NICE, M_VIRT, M_RESIDENT, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 };
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/*
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* See /usr/include/sys/signal.h
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*/
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const SignalItem Platform_signals[] = {
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{ .name = " 0 Cancel", .number = 0 },
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{ .name = " 1 SIGHUP", .number = 1 },
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{ .name = " 2 SIGINT", .number = 2 },
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{ .name = " 3 SIGQUIT", .number = 3 },
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{ .name = " 4 SIGILL", .number = 4 },
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{ .name = " 5 SIGTRAP", .number = 5 },
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{ .name = " 6 SIGABRT", .number = 6 },
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{ .name = " 6 SIGIOT", .number = 6 },
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{ .name = " 7 SIGEMT", .number = 7 },
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{ .name = " 8 SIGFPE", .number = 8 },
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{ .name = " 9 SIGKILL", .number = 9 },
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{ .name = "10 SIGBUS", .number = 10 },
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{ .name = "11 SIGSEGV", .number = 11 },
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{ .name = "12 SIGSYS", .number = 12 },
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{ .name = "13 SIGPIPE", .number = 13 },
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{ .name = "14 SIGALRM", .number = 14 },
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{ .name = "15 SIGTERM", .number = 15 },
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{ .name = "16 SIGURG", .number = 16 },
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{ .name = "17 SIGSTOP", .number = 17 },
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{ .name = "18 SIGTSTP", .number = 18 },
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{ .name = "19 SIGCONT", .number = 19 },
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{ .name = "20 SIGCHLD", .number = 20 },
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{ .name = "21 SIGTTIN", .number = 21 },
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{ .name = "22 SIGTTOU", .number = 22 },
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{ .name = "23 SIGIO", .number = 23 },
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{ .name = "24 SIGXCPU", .number = 24 },
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{ .name = "25 SIGXFSZ", .number = 25 },
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{ .name = "26 SIGVTALRM", .number = 26 },
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{ .name = "27 SIGPROF", .number = 27 },
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{ .name = "28 SIGWINCH", .number = 28 },
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{ .name = "29 SIGINFO", .number = 29 },
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{ .name = "30 SIGUSR1", .number = 30 },
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{ .name = "31 SIGUSR2", .number = 31 },
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{ .name = "32 SIGTHR", .number = 32 },
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};
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const unsigned int Platform_numberOfSignals = ARRAYSIZE(Platform_signals);
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const MeterClass* const Platform_meterTypes[] = {
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&CPUMeter_class,
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&ClockMeter_class,
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&DateMeter_class,
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&DateTimeMeter_class,
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&LoadAverageMeter_class,
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&LoadMeter_class,
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&MemoryMeter_class,
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&SwapMeter_class,
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&MemorySwapMeter_class,
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&TasksMeter_class,
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&UptimeMeter_class,
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&BatteryMeter_class,
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&HostnameMeter_class,
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&SysArchMeter_class,
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&AllCPUsMeter_class,
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&AllCPUs2Meter_class,
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&AllCPUs4Meter_class,
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&AllCPUs8Meter_class,
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&LeftCPUsMeter_class,
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&RightCPUsMeter_class,
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&LeftCPUs2Meter_class,
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&RightCPUs2Meter_class,
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&LeftCPUs4Meter_class,
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&RightCPUs4Meter_class,
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&LeftCPUs8Meter_class,
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&RightCPUs8Meter_class,
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&BlankMeter_class,
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NULL
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};
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bool Platform_init(void) {
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/* no platform-specific setup needed */
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return true;
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}
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void Platform_done(void) {
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/* no platform-specific cleanup needed */
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}
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void Platform_setBindings(Htop_Action* keys) {
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/* no platform-specific key bindings */
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(void) keys;
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}
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int Platform_getUptime() {
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struct timeval bootTime, currTime;
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const int mib[2] = { CTL_KERN, KERN_BOOTTIME };
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size_t size = sizeof(bootTime);
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int err = sysctl(mib, 2, &bootTime, &size, NULL, 0);
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if (err) {
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return -1;
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}
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gettimeofday(&currTime, NULL);
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return (int) difftime(currTime.tv_sec, bootTime.tv_sec);
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}
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void Platform_getLoadAverage(double* one, double* five, double* fifteen) {
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struct loadavg loadAverage;
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const int mib[2] = { CTL_VM, VM_LOADAVG };
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size_t size = sizeof(loadAverage);
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int err = sysctl(mib, 2, &loadAverage, &size, NULL, 0);
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if (err) {
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*one = 0;
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*five = 0;
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*fifteen = 0;
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return;
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}
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*one = (double) loadAverage.ldavg[0] / loadAverage.fscale;
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*five = (double) loadAverage.ldavg[1] / loadAverage.fscale;
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*fifteen = (double) loadAverage.ldavg[2] / loadAverage.fscale;
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}
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int Platform_getMaxPid() {
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return 2 * THREAD_PID_OFFSET;
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}
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double Platform_setCPUValues(Meter* this, unsigned int cpu) {
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const OpenBSDProcessList* pl = (const OpenBSDProcessList*) this->pl;
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const CPUData* cpuData = &(pl->cpuData[cpu]);
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double total;
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double totalPercent;
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double* v = this->values;
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if (!cpuData->online) {
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this->curItems = 0;
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return NAN;
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}
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total = cpuData->totalPeriod == 0 ? 1 : cpuData->totalPeriod;
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v[CPU_METER_NICE] = cpuData->nicePeriod / total * 100.0;
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v[CPU_METER_NORMAL] = cpuData->userPeriod / total * 100.0;
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if (this->pl->settings->detailedCPUTime) {
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v[CPU_METER_KERNEL] = cpuData->sysPeriod / total * 100.0;
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v[CPU_METER_IRQ] = cpuData->intrPeriod / total * 100.0;
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v[CPU_METER_SOFTIRQ] = 0.0;
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v[CPU_METER_STEAL] = 0.0;
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v[CPU_METER_GUEST] = 0.0;
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v[CPU_METER_IOWAIT] = 0.0;
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v[CPU_METER_FREQUENCY] = NAN;
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this->curItems = 8;
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totalPercent = v[0] + v[1] + v[2] + v[3];
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} else {
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v[2] = cpuData->sysAllPeriod / total * 100.0;
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v[3] = 0.0; // No steal nor guest on OpenBSD
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totalPercent = v[0] + v[1] + v[2];
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this->curItems = 4;
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}
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totalPercent = CLAMP(totalPercent, 0.0, 100.0);
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v[CPU_METER_TEMPERATURE] = NAN;
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v[CPU_METER_FREQUENCY] = (pl->cpuSpeed != -1) ? pl->cpuSpeed : NAN;
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return totalPercent;
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}
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void Platform_setMemoryValues(Meter* this) {
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const ProcessList* pl = this->pl;
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long int usedMem = pl->usedMem;
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long int buffersMem = pl->buffersMem;
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long int cachedMem = pl->cachedMem;
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usedMem -= buffersMem + cachedMem;
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this->total = pl->totalMem;
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this->values[0] = usedMem;
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this->values[1] = buffersMem;
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// this->values[2] = "shared memory, like tmpfs and shm"
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this->values[3] = cachedMem;
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// this->values[4] = "available memory"
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}
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void Platform_setSwapValues(Meter* this) {
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const ProcessList* pl = this->pl;
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this->total = pl->totalSwap;
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this->values[0] = pl->usedSwap;
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this->values[1] = NAN;
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}
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char* Platform_getProcessEnv(pid_t pid) {
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char errbuf[_POSIX2_LINE_MAX];
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char* env;
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char** ptr;
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int count;
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kvm_t* kt;
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struct kinfo_proc* kproc;
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size_t capacity = 4096, size = 0;
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if ((kt = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL) {
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return NULL;
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}
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if ((kproc = kvm_getprocs(kt, KERN_PROC_PID, pid,
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sizeof(struct kinfo_proc), &count)) == NULL) {
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(void) kvm_close(kt);
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return NULL;
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}
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if ((ptr = kvm_getenvv(kt, kproc, 0)) == NULL) {
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(void) kvm_close(kt);
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return NULL;
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}
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env = xMalloc(capacity);
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for (char** p = ptr; *p; p++) {
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size_t len = strlen(*p) + 1;
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if (size + len > capacity) {
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capacity *= 2;
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env = xRealloc(env, capacity);
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}
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strlcpy(env + size, *p, len);
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size += len;
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}
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if (size < 2 || env[size - 1] || env[size - 2]) {
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if (size + 2 < capacity)
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env = xRealloc(env, capacity + 2);
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env[size] = 0;
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env[size + 1] = 0;
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}
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(void) kvm_close(kt);
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return env;
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}
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char* Platform_getInodeFilename(pid_t pid, ino_t inode) {
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(void)pid;
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(void)inode;
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return NULL;
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}
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FileLocks_ProcessData* Platform_getProcessLocks(pid_t pid) {
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(void)pid;
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return NULL;
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}
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bool Platform_getDiskIO(DiskIOData* data) {
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// TODO
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(void)data;
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return false;
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}
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bool Platform_getNetworkIO(NetworkIOData* data) {
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// TODO
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(void)data;
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return false;
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}
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static bool findDevice(const char* name, int* mib, struct sensordev* snsrdev, size_t* sdlen) {
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for (int devn = 0;; devn++) {
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mib[2] = devn;
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if (sysctl(mib, 3, snsrdev, sdlen, NULL, 0) == -1) {
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if (errno == ENXIO)
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continue;
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if (errno == ENOENT)
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return false;
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}
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if (String_eq(name, snsrdev->xname)) {
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return true;
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}
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}
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}
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void Platform_getBattery(double* percent, ACPresence* isOnAC) {
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int mib[] = {CTL_HW, HW_SENSORS, 0, 0, 0};
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struct sensor s;
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size_t slen = sizeof(struct sensor);
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struct sensordev snsrdev;
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size_t sdlen = sizeof(struct sensordev);
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bool found = findDevice("acpibat0", mib, &snsrdev, &sdlen);
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*percent = NAN;
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if (found) {
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/* last full capacity */
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mib[3] = 7;
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mib[4] = 0;
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double last_full_capacity = 0;
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if (sysctl(mib, 5, &s, &slen, NULL, 0) != -1)
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last_full_capacity = s.value;
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if (last_full_capacity > 0) {
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/* remaining capacity */
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mib[3] = 7;
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mib[4] = 3;
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if (sysctl(mib, 5, &s, &slen, NULL, 0) != -1) {
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double charge = s.value;
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*percent = 100 * (charge / last_full_capacity);
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if (charge >= last_full_capacity) {
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*percent = 100;
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}
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}
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}
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}
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found = findDevice("acpiac0", mib, &snsrdev, &sdlen);
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*isOnAC = AC_ERROR;
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if (found) {
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mib[3] = 9;
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mib[4] = 0;
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if (sysctl(mib, 5, &s, &slen, NULL, 0) != -1)
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*isOnAC = s.value;
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}
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}
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