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-rw-r--r--netbsd/NetBSDProcessList.c504
1 files changed, 0 insertions, 504 deletions
diff --git a/netbsd/NetBSDProcessList.c b/netbsd/NetBSDProcessList.c
deleted file mode 100644
index 197a150..0000000
--- a/netbsd/NetBSDProcessList.c
+++ /dev/null
@@ -1,504 +0,0 @@
-/*
-htop - NetBSDProcessList.c
-(C) 2014 Hisham H. Muhammad
-(C) 2015 Michael McConville
-(C) 2021 Santhosh Raju
-(C) 2021 htop dev team
-Released under the GNU GPLv2+, see the COPYING file
-in the source distribution for its full text.
-*/
-
-#include "netbsd/NetBSDProcessList.h"
-
-#include <kvm.h>
-#include <math.h>
-#include <limits.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/mount.h>
-#include <sys/param.h>
-#include <sys/proc.h>
-#include <sys/sched.h>
-#include <sys/swap.h>
-#include <sys/sysctl.h>
-#include <sys/types.h>
-#include <uvm/uvm_extern.h>
-
-#include "CRT.h"
-#include "Macros.h"
-#include "Object.h"
-#include "Process.h"
-#include "ProcessList.h"
-#include "Settings.h"
-#include "XUtils.h"
-#include "netbsd/NetBSDProcess.h"
-
-
-static long fscale;
-static int pageSize;
-static int pageSizeKB;
-
-static const struct {
- const char* name;
- long int scale;
-} freqSysctls[] = {
- { "machdep.est.frequency.current", 1 },
- { "machdep.powernow.frequency.current", 1 },
- { "machdep.intrepid.frequency.current", 1 },
- { "machdep.loongson.frequency.current", 1 },
- { "machdep.cpu.frequency.current", 1 },
- { "machdep.frequency.current", 1 },
- { "machdep.tsc_freq", 1000000 },
-};
-
-static void NetBSDProcessList_updateCPUcount(ProcessList* super) {
- NetBSDProcessList* opl = (NetBSDProcessList*) super;
-
- // Definitions for sysctl(3), cf. https://nxr.netbsd.org/xref/src/sys/sys/sysctl.h#813
- const int mib_ncpu_existing[] = { CTL_HW, HW_NCPU }; // Number of existing CPUs
- const int mib_ncpu_online[] = { CTL_HW, HW_NCPUONLINE }; // Number of online/active CPUs
-
- int r;
- unsigned int value;
- size_t size;
-
- bool change = false;
-
- // Query the number of active/online CPUs.
- size = sizeof(value);
- r = sysctl(mib_ncpu_online, 2, &value, &size, NULL, 0);
- if (r < 0 || value < 1) {
- value = 1;
- }
-
- if (value != super->activeCPUs) {
- super->activeCPUs = value;
- change = true;
- }
-
- // Query the total number of CPUs.
- size = sizeof(value);
- r = sysctl(mib_ncpu_existing, 2, &value, &size, NULL, 0);
- if (r < 0 || value < 1) {
- value = super->activeCPUs;
- }
-
- if (value != super->existingCPUs) {
- opl->cpuData = xReallocArray(opl->cpuData, value + 1, sizeof(CPUData));
- super->existingCPUs = value;
- change = true;
- }
-
- // Reset CPU stats when number of online/existing CPU cores changed
- if (change) {
- CPUData* dAvg = &opl->cpuData[0];
- memset(dAvg, '\0', sizeof(CPUData));
- dAvg->totalTime = 1;
- dAvg->totalPeriod = 1;
-
- for (unsigned int i = 0; i < super->existingCPUs; i++) {
- CPUData* d = &opl->cpuData[i + 1];
- memset(d, '\0', sizeof(CPUData));
- d->totalTime = 1;
- d->totalPeriod = 1;
- }
- }
-}
-
-ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* dynamicMeters, Hashtable* dynamicColumns, Hashtable* pidMatchList, uid_t userId) {
- const int fmib[] = { CTL_KERN, KERN_FSCALE };
- size_t size;
- char errbuf[_POSIX2_LINE_MAX];
-
- NetBSDProcessList* npl = xCalloc(1, sizeof(NetBSDProcessList));
- ProcessList* pl = (ProcessList*) npl;
- ProcessList_init(pl, Class(NetBSDProcess), usersTable, dynamicMeters, dynamicColumns, pidMatchList, userId);
-
- NetBSDProcessList_updateCPUcount(pl);
-
- size = sizeof(fscale);
- if (sysctl(fmib, 2, &fscale, &size, NULL, 0) < 0) {
- CRT_fatalError("fscale sysctl call failed");
- }
-
- if ((pageSize = sysconf(_SC_PAGESIZE)) == -1)
- CRT_fatalError("pagesize sysconf call failed");
- pageSizeKB = pageSize / ONE_K;
-
- npl->kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf);
- if (npl->kd == NULL) {
- CRT_fatalError("kvm_openfiles() failed");
- }
-
- return pl;
-}
-
-void ProcessList_delete(ProcessList* this) {
- NetBSDProcessList* npl = (NetBSDProcessList*) this;
-
- if (npl->kd) {
- kvm_close(npl->kd);
- }
-
- free(npl->cpuData);
-
- ProcessList_done(this);
- free(this);
-}
-
-static void NetBSDProcessList_scanMemoryInfo(ProcessList* pl) {
- static int uvmexp_mib[] = {CTL_VM, VM_UVMEXP2};
- struct uvmexp_sysctl uvmexp;
- size_t size_uvmexp = sizeof(uvmexp);
-
- if (sysctl(uvmexp_mib, 2, &uvmexp, &size_uvmexp, NULL, 0) < 0) {
- CRT_fatalError("uvmexp sysctl call failed");
- }
-
- pl->totalMem = uvmexp.npages * pageSizeKB;
- pl->buffersMem = 0;
- pl->cachedMem = (uvmexp.filepages + uvmexp.execpages) * pageSizeKB;
- pl->usedMem = (uvmexp.active + uvmexp.wired) * pageSizeKB;
- pl->totalSwap = uvmexp.swpages * pageSizeKB;
- pl->usedSwap = uvmexp.swpginuse * pageSizeKB;
-}
-
-static void NetBSDProcessList_updateExe(const struct kinfo_proc2* kproc, Process* proc) {
- const int mib[] = { CTL_KERN, KERN_PROC_ARGS, kproc->p_pid, KERN_PROC_PATHNAME };
- char buffer[2048];
- size_t size = sizeof(buffer);
- if (sysctl(mib, 4, buffer, &size, NULL, 0) != 0) {
- Process_updateExe(proc, NULL);
- return;
- }
-
- /* Kernel threads return an empty buffer */
- if (buffer[0] == '\0') {
- Process_updateExe(proc, NULL);
- return;
- }
-
- Process_updateExe(proc, buffer);
-}
-
-static void NetBSDProcessList_updateCwd(const struct kinfo_proc2* kproc, Process* proc) {
- const int mib[] = { CTL_KERN, KERN_PROC_ARGS, kproc->p_pid, KERN_PROC_CWD };
- char buffer[2048];
- size_t size = sizeof(buffer);
- if (sysctl(mib, 4, buffer, &size, NULL, 0) != 0) {
- free(proc->procCwd);
- proc->procCwd = NULL;
- return;
- }
-
- /* Kernel threads return an empty buffer */
- if (buffer[0] == '\0') {
- free(proc->procCwd);
- proc->procCwd = NULL;
- return;
- }
-
- free_and_xStrdup(&proc->procCwd, buffer);
-}
-
-static void NetBSDProcessList_updateProcessName(kvm_t* kd, const struct kinfo_proc2* kproc, Process* proc) {
- Process_updateComm(proc, kproc->p_comm);
-
- /*
- * Like NetBSD's top(1), we try to fall back to the command name
- * (argv[0]) if we fail to construct the full command.
- */
- char** arg = kvm_getargv2(kd, kproc, 500);
- if (arg == NULL || *arg == NULL) {
- Process_updateCmdline(proc, kproc->p_comm, 0, strlen(kproc->p_comm));
- return;
- }
-
- size_t len = 0;
- for (int i = 0; arg[i] != NULL; i++) {
- len += strlen(arg[i]) + 1; /* room for arg and trailing space or NUL */
- }
-
- /* don't use xMalloc here - we want to handle huge argv's gracefully */
- char* s;
- if ((s = malloc(len)) == NULL) {
- Process_updateCmdline(proc, kproc->p_comm, 0, strlen(kproc->p_comm));
- return;
- }
-
- *s = '\0';
-
- int start = 0;
- int end = 0;
- for (int i = 0; arg[i] != NULL; i++) {
- size_t n = strlcat(s, arg[i], len);
- if (i == 0) {
- end = MINIMUM(n, len - 1);
- /* check if cmdline ended earlier, e.g 'kdeinit5: Running...' */
- for (int j = end; j > 0; j--) {
- if (arg[0][j] == ' ' && arg[0][j - 1] != '\\') {
- end = (arg[0][j - 1] == ':') ? (j - 1) : j;
- }
- }
- }
- /* the trailing space should get truncated anyway */
- strlcat(s, " ", len);
- }
-
- Process_updateCmdline(proc, s, start, end);
-
- free(s);
-}
-
-/*
- * Borrowed with modifications from NetBSD's top(1).
- */
-static double getpcpu(const struct kinfo_proc2* kp) {
- if (fscale == 0)
- return 0.0;
-
- return 100.0 * (double)kp->p_pctcpu / fscale;
-}
-
-static void NetBSDProcessList_scanProcs(NetBSDProcessList* this) {
- const Settings* settings = this->super.settings;
- bool hideKernelThreads = settings->hideKernelThreads;
- bool hideUserlandThreads = settings->hideUserlandThreads;
- int count = 0;
-
- const struct kinfo_proc2* kprocs = kvm_getproc2(this->kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc2), &count);
-
- for (int i = 0; i < count; i++) {
- const struct kinfo_proc2* kproc = &kprocs[i];
-
- bool preExisting = false;
- Process* proc = ProcessList_getProcess(&this->super, kproc->p_pid, &preExisting, NetBSDProcess_new);
-
- proc->show = ! ((hideKernelThreads && Process_isKernelThread(proc)) || (hideUserlandThreads && Process_isUserlandThread(proc)));
-
- if (!preExisting) {
- proc->pid = kproc->p_pid;
- proc->ppid = kproc->p_ppid;
- proc->tpgid = kproc->p_tpgid;
- proc->tgid = kproc->p_pid;
- proc->session = kproc->p_sid;
- proc->pgrp = kproc->p__pgid;
- proc->isKernelThread = !!(kproc->p_flag & P_SYSTEM);
- proc->isUserlandThread = proc->pid != proc->tgid;
- proc->starttime_ctime = kproc->p_ustart_sec;
- Process_fillStarttimeBuffer(proc);
- ProcessList_add(&this->super, proc);
-
- proc->tty_nr = kproc->p_tdev;
- const char* name = ((dev_t)kproc->p_tdev != KERN_PROC_TTY_NODEV) ? devname(kproc->p_tdev, S_IFCHR) : NULL;
- if (!name) {
- free(proc->tty_name);
- proc->tty_name = NULL;
- } else {
- free_and_xStrdup(&proc->tty_name, name);
- }
-
- NetBSDProcessList_updateExe(kproc, proc);
- NetBSDProcessList_updateProcessName(this->kd, kproc, proc);
- } else {
- if (settings->updateProcessNames) {
- NetBSDProcessList_updateProcessName(this->kd, kproc, proc);
- }
- }
-
- if (settings->ss->flags & PROCESS_FLAG_CWD) {
- NetBSDProcessList_updateCwd(kproc, proc);
- }
-
- if (proc->st_uid != kproc->p_uid) {
- proc->st_uid = kproc->p_uid;
- proc->user = UsersTable_getRef(this->super.usersTable, proc->st_uid);
- }
-
- proc->m_virt = kproc->p_vm_vsize;
- proc->m_resident = kproc->p_vm_rssize;
-
- proc->percent_mem = (proc->m_resident * pageSizeKB) / (double)(this->super.totalMem) * 100.0;
- proc->percent_cpu = CLAMP(getpcpu(kproc), 0.0, this->super.activeCPUs * 100.0);
- Process_updateCPUFieldWidths(proc->percent_cpu);
-
- proc->nlwp = kproc->p_nlwps;
- proc->nice = kproc->p_nice - 20;
- proc->time = 100 * (kproc->p_rtime_sec + ((kproc->p_rtime_usec + 500000) / 1000000));
- proc->priority = kproc->p_priority - PZERO;
- proc->processor = kproc->p_cpuid;
- proc->minflt = kproc->p_uru_minflt;
- proc->majflt = kproc->p_uru_majflt;
-
- int nlwps = 0;
- const struct kinfo_lwp* klwps = kvm_getlwps(this->kd, kproc->p_pid, kproc->p_paddr, sizeof(struct kinfo_lwp), &nlwps);
-
- /* TODO: According to the link below, SDYING should be a regarded state */
- /* Taken from: https://ftp.netbsd.org/pub/NetBSD/NetBSD-current/src/sys/sys/proc.h */
- switch (kproc->p_realstat) {
- case SIDL: proc->state = IDLE; break;
- case SACTIVE:
- // We only consider the first LWP with a one of the below states.
- for (int j = 0; j < nlwps; j++) {
- if (klwps) {
- switch (klwps[j].l_stat) {
- case LSONPROC: proc->state = RUNNING; break;
- case LSRUN: proc->state = RUNNABLE; break;
- case LSSLEEP: proc->state = SLEEPING; break;
- case LSSTOP: proc->state = STOPPED; break;
- default: proc->state = UNKNOWN;
- }
- if (proc->state != UNKNOWN)
- break;
- } else {
- proc->state = UNKNOWN;
- break;
- }
- }
- break;
- case SSTOP: proc->state = STOPPED; break;
- case SZOMB: proc->state = ZOMBIE; break;
- case SDEAD: proc->state = DEFUNCT; break;
- default: proc->state = UNKNOWN;
- }
-
- if (Process_isKernelThread(proc)) {
- this->super.kernelThreads++;
- } else if (Process_isUserlandThread(proc)) {
- this->super.userlandThreads++;
- }
-
- this->super.totalTasks++;
- if (proc->state == RUNNING) {
- this->super.runningTasks++;
- }
- proc->updated = true;
- }
-}
-
-static void getKernelCPUTimes(int cpuId, u_int64_t* times) {
- const int mib[] = { CTL_KERN, KERN_CP_TIME, cpuId };
- size_t length = sizeof(*times) * CPUSTATES;
- if (sysctl(mib, 3, times, &length, NULL, 0) == -1 || length != sizeof(*times) * CPUSTATES) {
- CRT_fatalError("sysctl kern.cp_time2 failed");
- }
-}
-
-static void kernelCPUTimesToHtop(const u_int64_t* times, CPUData* cpu) {
- unsigned long long totalTime = 0;
- for (int i = 0; i < CPUSTATES; i++) {
- totalTime += times[i];
- }
-
- unsigned long long sysAllTime = times[CP_INTR] + times[CP_SYS];
-
- cpu->totalPeriod = saturatingSub(totalTime, cpu->totalTime);
- cpu->userPeriod = saturatingSub(times[CP_USER], cpu->userTime);
- cpu->nicePeriod = saturatingSub(times[CP_NICE], cpu->niceTime);
- cpu->sysPeriod = saturatingSub(times[CP_SYS], cpu->sysTime);
- cpu->sysAllPeriod = saturatingSub(sysAllTime, cpu->sysAllTime);
- cpu->intrPeriod = saturatingSub(times[CP_INTR], cpu->intrTime);
- cpu->idlePeriod = saturatingSub(times[CP_IDLE], cpu->idleTime);
-
- cpu->totalTime = totalTime;
- cpu->userTime = times[CP_USER];
- cpu->niceTime = times[CP_NICE];
- cpu->sysTime = times[CP_SYS];
- cpu->sysAllTime = sysAllTime;
- cpu->intrTime = times[CP_INTR];
- cpu->idleTime = times[CP_IDLE];
-}
-
-static void NetBSDProcessList_scanCPUTime(NetBSDProcessList* this) {
- u_int64_t kernelTimes[CPUSTATES] = {0};
- u_int64_t avg[CPUSTATES] = {0};
-
- for (unsigned int i = 0; i < this->super.existingCPUs; i++) {
- getKernelCPUTimes(i, kernelTimes);
- CPUData* cpu = &this->cpuData[i + 1];
- kernelCPUTimesToHtop(kernelTimes, cpu);
-
- avg[CP_USER] += cpu->userTime;
- avg[CP_NICE] += cpu->niceTime;
- avg[CP_SYS] += cpu->sysTime;
- avg[CP_INTR] += cpu->intrTime;
- avg[CP_IDLE] += cpu->idleTime;
- }
-
- for (int i = 0; i < CPUSTATES; i++) {
- avg[i] /= this->super.activeCPUs;
- }
-
- kernelCPUTimesToHtop(avg, &this->cpuData[0]);
-}
-
-static void NetBSDProcessList_scanCPUFrequency(NetBSDProcessList* this) {
- unsigned int cpus = this->super.existingCPUs;
- bool match = false;
- char name[64];
- long int freq = 0;
- size_t freqSize;
-
- for (unsigned int i = 0; i < cpus; i++) {
- this->cpuData[i + 1].frequency = NAN;
- }
-
- /* newer hardware supports per-core frequency, for e.g. ARM big.LITTLE */
- for (unsigned int i = 0; i < cpus; i++) {
- xSnprintf(name, sizeof(name), "machdep.cpufreq.cpu%u.current", i);
- freqSize = sizeof(freq);
- if (sysctlbyname(name, &freq, &freqSize, NULL, 0) != -1) {
- this->cpuData[i + 1].frequency = freq; /* already in MHz */
- match = true;
- }
- }
-
- if (match) {
- return;
- }
-
- /*
- * Iterate through legacy sysctl nodes for single-core frequency until
- * we find a match...
- */
- for (size_t i = 0; i < ARRAYSIZE(freqSysctls); i++) {
- freqSize = sizeof(freq);
- if (sysctlbyname(freqSysctls[i].name, &freq, &freqSize, NULL, 0) != -1) {
- freq /= freqSysctls[i].scale; /* scale to MHz */
- match = true;
- break;
- }
- }
-
- if (match) {
- for (unsigned int i = 0; i < cpus; i++) {
- this->cpuData[i + 1].frequency = freq;
- }
- }
-}
-
-void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
- NetBSDProcessList* npl = (NetBSDProcessList*) super;
-
- NetBSDProcessList_scanMemoryInfo(super);
- NetBSDProcessList_scanCPUTime(npl);
-
- if (super->settings->showCPUFrequency) {
- NetBSDProcessList_scanCPUFrequency(npl);
- }
-
- // in pause mode only gather global data for meters (CPU/memory/...)
- if (pauseProcessUpdate) {
- return;
- }
-
- NetBSDProcessList_scanProcs(npl);
-}
-
-bool ProcessList_isCPUonline(const ProcessList* super, unsigned int id) {
- assert(id < super->existingCPUs);
-
- // TODO: Support detecting online / offline CPUs.
- return true;
-}

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