htop/netbsd/Platform.c

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/*
2021-04-09 02:54:02 +00:00
htop - netbsd/Platform.c
(C) 2014 Hisham H. Muhammad
2021-06-13 14:24:55 +00:00
(C) 2015 Michael McConville
(C) 2021 Santhosh Raju
2021-06-13 14:24:55 +00:00
(C) 2021 htop dev team
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "netbsd/Platform.h"
#include <errno.h>
#include <kvm.h>
#include <limits.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/resource.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/types.h>
#include "CPUMeter.h"
#include "ClockMeter.h"
#include "DateMeter.h"
#include "DateTimeMeter.h"
#include "HostnameMeter.h"
#include "LoadAverageMeter.h"
#include "Macros.h"
#include "MemoryMeter.h"
#include "Meter.h"
#include "ProcessList.h"
#include "Settings.h"
#include "SignalsPanel.h"
#include "SwapMeter.h"
#include "SysArchMeter.h"
#include "TasksMeter.h"
#include "UptimeMeter.h"
#include "XUtils.h"
#include "netbsd/NetBSDProcess.h"
#include "netbsd/NetBSDProcessList.h"
const ProcessField Platform_defaultFields[] = { PID, USER, PRIORITY, NICE, M_VIRT, M_RESIDENT, STATE, PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0 };
/*
* See /usr/include/sys/signal.h
*/
const 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 SIGPWR", .number = 32 },
{ .name = "33 SIGRTMIN", .number = 33 },
{ .name = "34 SIGRTMIN+1", .number = 34 },
{ .name = "35 SIGRTMIN+2", .number = 35 },
{ .name = "36 SIGRTMIN+3", .number = 36 },
{ .name = "37 SIGRTMIN+4", .number = 37 },
{ .name = "38 SIGRTMIN+5", .number = 38 },
{ .name = "39 SIGRTMIN+6", .number = 39 },
{ .name = "40 SIGRTMIN+7", .number = 40 },
{ .name = "41 SIGRTMIN+8", .number = 41 },
{ .name = "42 SIGRTMIN+9", .number = 42 },
{ .name = "43 SIGRTMIN+10", .number = 43 },
{ .name = "44 SIGRTMIN+11", .number = 44 },
{ .name = "45 SIGRTMIN+12", .number = 45 },
{ .name = "46 SIGRTMIN+13", .number = 46 },
{ .name = "47 SIGRTMIN+14", .number = 47 },
{ .name = "48 SIGRTMIN+15", .number = 48 },
{ .name = "49 SIGRTMIN+16", .number = 49 },
{ .name = "50 SIGRTMIN+17", .number = 50 },
{ .name = "51 SIGRTMIN+18", .number = 51 },
{ .name = "52 SIGRTMIN+19", .number = 52 },
{ .name = "53 SIGRTMIN+20", .number = 53 },
{ .name = "54 SIGRTMIN+21", .number = 54 },
{ .name = "55 SIGRTMIN+22", .number = 55 },
{ .name = "56 SIGRTMIN+23", .number = 56 },
{ .name = "57 SIGRTMIN+24", .number = 57 },
{ .name = "58 SIGRTMIN+25", .number = 58 },
{ .name = "59 SIGRTMIN+26", .number = 59 },
{ .name = "60 SIGRTMIN+27", .number = 60 },
{ .name = "61 SIGRTMIN+28", .number = 61 },
{ .name = "62 SIGRTMIN+29", .number = 62 },
{ .name = "63 SIGRTMAX", .number = 63 },
};
const unsigned int Platform_numberOfSignals = ARRAYSIZE(Platform_signals);
const MeterClass* const Platform_meterTypes[] = {
&CPUMeter_class,
&ClockMeter_class,
&DateMeter_class,
&DateTimeMeter_class,
&LoadAverageMeter_class,
&LoadMeter_class,
&MemoryMeter_class,
&SwapMeter_class,
&TasksMeter_class,
&UptimeMeter_class,
&BatteryMeter_class,
&HostnameMeter_class,
&SysArchMeter_class,
&AllCPUsMeter_class,
&AllCPUs2Meter_class,
&AllCPUs4Meter_class,
&AllCPUs8Meter_class,
&LeftCPUsMeter_class,
&RightCPUsMeter_class,
&LeftCPUs2Meter_class,
&RightCPUs2Meter_class,
&LeftCPUs4Meter_class,
&RightCPUs4Meter_class,
&LeftCPUs8Meter_class,
&RightCPUs8Meter_class,
&BlankMeter_class,
NULL
};
void Platform_init(void) {
/* no platform-specific setup needed */
}
void Platform_done(void) {
/* no platform-specific cleanup needed */
}
void Platform_setBindings(Htop_Action* keys) {
/* no platform-specific key bindings */
(void) keys;
}
int Platform_getUptime() {
struct timeval bootTime, currTime;
const 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;
const 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() {
// https://nxr.netbsd.org/xref/src/sys/sys/ansi.h#__pid_t
// pid is assigned as a 32bit Integer.
return INT32_MAX;
}
double Platform_setCPUValues(Meter* this, int cpu) {
const NetBSDProcessList* npl = (const NetBSDProcessList*) this->pl;
const CPUData* cpuData = &npl->cpus[cpu];
double total = cpuData->totalPeriod == 0 ? 1 : cpuData->totalPeriod;
double totalPercent;
double* v = this->values;
v[CPU_METER_NICE] = cpuData->nicePeriod / total * 100.0;
v[CPU_METER_NORMAL] = cpuData->userPeriod / total * 100.0;
if (this->pl->settings->detailedCPUTime) {
v[CPU_METER_KERNEL] = cpuData->sysPeriod / total * 100.0;
v[CPU_METER_IRQ] = cpuData->intrPeriod / total * 100.0;
v[CPU_METER_SOFTIRQ] = 0.0;
v[CPU_METER_STEAL] = 0.0;
v[CPU_METER_GUEST] = 0.0;
v[CPU_METER_IOWAIT] = 0.0;
v[CPU_METER_FREQUENCY] = NAN;
this->curItems = 8;
totalPercent = v[0] + v[1] + v[2] + v[3];
} else {
v[2] = cpuData->sysAllPeriod / total * 100.0;
v[3] = 0.0; // No steal nor guest on NetBSD
totalPercent = v[0] + v[1] + v[2];
this->curItems = 4;
}
totalPercent = CLAMP(totalPercent, 0.0, 100.0);
v[CPU_METER_FREQUENCY] = cpuData->frequency;
v[CPU_METER_TEMPERATURE] = NAN;
return totalPercent;
}
void Platform_setMemoryValues(Meter* this) {
const ProcessList* pl = this->pl;
long int usedMem = pl->usedMem;
long int buffersMem = pl->buffersMem;
long int cachedMem = pl->cachedMem;
this->total = pl->totalMem;
this->values[0] = usedMem;
this->values[1] = buffersMem;
// this->values[2] = "shared memory, like tmpfs and shm"
this->values[3] = cachedMem;
// this->values[4] = "available memory"
}
void Platform_setSwapValues(Meter* this) {
const ProcessList* pl = this->pl;
this->total = pl->totalSwap;
this->values[0] = pl->usedSwap;
this->values[1] = NAN;
}
char* Platform_getProcessEnv(pid_t pid) {
char errbuf[_POSIX2_LINE_MAX];
char* env;
char** ptr;
int count;
kvm_t* kt;
struct kinfo_proc* kproc;
size_t capacity = 4096, size = 0;
if ((kt = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL) {
return NULL;
}
if ((kproc = kvm_getprocs(kt, KERN_PROC_PID, pid, &count)) == NULL) {
(void) kvm_close(kt);
return NULL;
}
if ((ptr = kvm_getenvv(kt, kproc, 0)) == NULL) {
(void) kvm_close(kt);
return NULL;
}
env = xMalloc(capacity);
for (char** p = ptr; *p; p++) {
size_t len = strlen(*p) + 1;
if (size + len > capacity) {
capacity *= 2;
env = xRealloc(env, capacity);
}
String_safeStrncpy(env + size, *p, len);
size += len;
}
if (size < 2 || env[size - 1] || env[size - 2]) {
if (size + 2 < capacity)
env = xRealloc(env, capacity + 2);
env[size] = 0;
env[size + 1] = 0;
}
(void) kvm_close(kt);
return env;
}
char* Platform_getInodeFilename(pid_t pid, ino_t inode) {
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(void)pid;
(void)inode;
return NULL;
}
FileLocks_ProcessData* Platform_getProcessLocks(pid_t pid) {
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(void)pid;
return NULL;
}
bool Platform_getDiskIO(DiskIOData* data) {
// TODO
(void)data;
return false;
}
bool Platform_getNetworkIO(NetworkIOData* data) {
// TODO
(void)data;
return false;
}
void Platform_getBattery(double* percent, ACPresence* isOnAC) {
// TODO
(void)percent;
(void)isOnAC;
}