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343 lines
10 KiB
C
343 lines
10 KiB
C
/*
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htop - CPUMeter.c
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(C) 2004-2011 Hisham H. Muhammad
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Released under the GNU GPL, 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 "CPUMeter.h"
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#include "CRT.h"
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#include "Settings.h"
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#include "Platform.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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/*{
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#include "Meter.h"
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typedef enum {
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CPU_METER_NICE = 0,
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CPU_METER_NORMAL = 1,
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CPU_METER_KERNEL = 2,
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CPU_METER_IRQ = 3,
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CPU_METER_SOFTIRQ = 4,
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CPU_METER_STEAL = 5,
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CPU_METER_GUEST = 6,
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CPU_METER_IOWAIT = 7,
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CPU_METER_ITEMCOUNT = 8, // number of entries in this enum
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} CPUMeterValues;
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}*/
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int CPUMeter_attributes[] = {
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CPU_NICE, CPU_NORMAL, CPU_KERNEL, CPU_IRQ, CPU_SOFTIRQ, CPU_STEAL, CPU_GUEST, CPU_IOWAIT
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};
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#ifndef MIN
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#define MIN(a,b) ((a)<(b)?(a):(b))
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#endif
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#ifndef MAX
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#define MAX(a,b) ((a)>(b)?(a):(b))
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#endif
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static void CPUMeter_init(Meter* this) {
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int cpu = this->param;
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if (this->pl->cpuCount > 1) {
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char caption[10];
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xSnprintf(caption, sizeof(caption), "%-3d", Settings_cpuId(this->pl->settings, cpu - 1));
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Meter_setCaption(this, caption);
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}
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if (this->param == 0)
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Meter_setCaption(this, "Avg");
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}
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static void CPUMeter_updateValues(Meter* this, char* buffer, int size) {
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int cpu = this->param;
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if (cpu > this->pl->cpuCount) {
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xSnprintf(buffer, size, "absent");
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return;
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}
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memset(this->values, 0, sizeof(double) * CPU_METER_ITEMCOUNT);
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double percent = Platform_setCPUValues(this, cpu);
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xSnprintf(buffer, size, "%5.1f%%", percent);
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}
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static void CPUMeter_display(Object* cast, RichString* out) {
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char buffer[50];
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Meter* this = (Meter*)cast;
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RichString_prune(out);
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if (this->param > this->pl->cpuCount) {
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RichString_append(out, CRT_colors[METER_TEXT], "absent");
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return;
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}
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_NORMAL]);
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RichString_append(out, CRT_colors[METER_TEXT], ":");
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RichString_append(out, CRT_colors[CPU_NORMAL], buffer);
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if (this->pl->settings->detailedCPUTime) {
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_KERNEL]);
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RichString_append(out, CRT_colors[METER_TEXT], "sy:");
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RichString_append(out, CRT_colors[CPU_KERNEL], buffer);
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_NICE]);
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RichString_append(out, CRT_colors[METER_TEXT], "ni:");
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RichString_append(out, CRT_colors[CPU_NICE_TEXT], buffer);
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_IRQ]);
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RichString_append(out, CRT_colors[METER_TEXT], "hi:");
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RichString_append(out, CRT_colors[CPU_IRQ], buffer);
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_SOFTIRQ]);
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RichString_append(out, CRT_colors[METER_TEXT], "si:");
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RichString_append(out, CRT_colors[CPU_SOFTIRQ], buffer);
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if (this->values[CPU_METER_STEAL]) {
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_STEAL]);
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RichString_append(out, CRT_colors[METER_TEXT], "st:");
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RichString_append(out, CRT_colors[CPU_STEAL], buffer);
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}
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if (this->values[CPU_METER_GUEST]) {
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_GUEST]);
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RichString_append(out, CRT_colors[METER_TEXT], "gu:");
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RichString_append(out, CRT_colors[CPU_GUEST], buffer);
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}
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_IOWAIT]);
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RichString_append(out, CRT_colors[METER_TEXT], "wa:");
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RichString_append(out, CRT_colors[CPU_IOWAIT], buffer);
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} else {
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_KERNEL]);
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RichString_append(out, CRT_colors[METER_TEXT], "sys:");
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RichString_append(out, CRT_colors[CPU_KERNEL], buffer);
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_NICE]);
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RichString_append(out, CRT_colors[METER_TEXT], "low:");
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RichString_append(out, CRT_colors[CPU_NICE_TEXT], buffer);
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if (this->values[CPU_METER_IRQ]) {
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xSnprintf(buffer, sizeof(buffer), "%5.1f%% ", this->values[CPU_METER_IRQ]);
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RichString_append(out, CRT_colors[METER_TEXT], "vir:");
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RichString_append(out, CRT_colors[CPU_GUEST], buffer);
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}
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}
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}
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static void AllCPUsMeter_getRange(Meter* this, int* start, int* count) {
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int cpus = this->pl->cpuCount;
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switch(Meter_name(this)[0]) {
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default:
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case 'A': // All
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*start = 0;
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*count = cpus;
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break;
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case 'L': // First Half
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*start = 0;
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*count = (cpus+1) / 2;
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break;
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case 'R': // Second Half
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*start = (cpus+1) / 2;
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*count = cpus / 2;
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break;
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}
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}
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static void AllCPUsMeter_init(Meter* this) {
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int cpus = this->pl->cpuCount;
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if (!this->drawData)
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this->drawData = xCalloc(cpus, sizeof(Meter*));
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Meter** meters = (Meter**) this->drawData;
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int start, count;
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AllCPUsMeter_getRange(this, &start, &count);
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for (int i = 0; i < count; i++) {
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if (!meters[i])
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meters[i] = Meter_new(this->pl, start+i+1, (MeterClass*) Class(CPUMeter));
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Meter_init(meters[i]);
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}
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if (this->mode == 0)
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this->mode = BAR_METERMODE;
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int h = Meter_modes[this->mode]->h;
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if (strchr(Meter_name(this), '2'))
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this->h = h * ((count+1) / 2);
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else
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this->h = h * count;
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}
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static void AllCPUsMeter_done(Meter* this) {
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Meter** meters = (Meter**) this->drawData;
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int start, count;
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AllCPUsMeter_getRange(this, &start, &count);
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for (int i = 0; i < count; i++)
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Meter_delete((Object*)meters[i]);
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}
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static void AllCPUsMeter_updateMode(Meter* this, int mode) {
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Meter** meters = (Meter**) this->drawData;
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this->mode = mode;
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int h = Meter_modes[mode]->h;
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int start, count;
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AllCPUsMeter_getRange(this, &start, &count);
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for (int i = 0; i < count; i++) {
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Meter_setMode(meters[i], mode);
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}
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if (strchr(Meter_name(this), '2'))
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this->h = h * ((count+1) / 2);
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else
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this->h = h * count;
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}
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static void DualColCPUsMeter_draw(Meter* this, int x, int y, int w) {
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Meter** meters = (Meter**) this->drawData;
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int start, count;
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int pad = this->pl->settings->headerMargin ? 2 : 0;
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AllCPUsMeter_getRange(this, &start, &count);
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int height = (count+1)/2;
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int startY = y;
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for (int i = 0; i < height; i++) {
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meters[i]->draw(meters[i], x, y, (w-pad)/2);
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y += meters[i]->h;
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}
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y = startY;
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for (int i = height; i < count; i++) {
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meters[i]->draw(meters[i], x+(w-1)/2+1+(pad/2), y, (w-pad)/2);
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y += meters[i]->h;
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}
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}
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static void SingleColCPUsMeter_draw(Meter* this, int x, int y, int w) {
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Meter** meters = (Meter**) this->drawData;
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int start, count;
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AllCPUsMeter_getRange(this, &start, &count);
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for (int i = 0; i < count; i++) {
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meters[i]->draw(meters[i], x, y, w);
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y += meters[i]->h;
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}
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}
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MeterClass CPUMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.updateValues = CPUMeter_updateValues,
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.defaultMode = BAR_METERMODE,
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.maxItems = CPU_METER_ITEMCOUNT,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "CPU",
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.uiName = "CPU",
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.caption = "CPU",
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.init = CPUMeter_init
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};
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MeterClass AllCPUsMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "AllCPUs",
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.uiName = "CPUs (1/1)",
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.description = "CPUs (1/1): all CPUs",
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.caption = "CPU",
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.draw = SingleColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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MeterClass AllCPUs2Meter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "AllCPUs2",
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.uiName = "CPUs (1&2/2)",
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.description = "CPUs (1&2/2): all CPUs in 2 shorter columns",
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.caption = "CPU",
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.draw = DualColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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MeterClass LeftCPUsMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "LeftCPUs",
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.uiName = "CPUs (1/2)",
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.description = "CPUs (1/2): first half of list",
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.caption = "CPU",
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.draw = SingleColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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MeterClass RightCPUsMeter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "RightCPUs",
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.uiName = "CPUs (2/2)",
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.description = "CPUs (2/2): second half of list",
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.caption = "CPU",
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.draw = SingleColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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MeterClass LeftCPUs2Meter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "LeftCPUs2",
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.uiName = "CPUs (1&2/4)",
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.description = "CPUs (1&2/4): first half in 2 shorter columns",
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.caption = "CPU",
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.draw = DualColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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MeterClass RightCPUs2Meter_class = {
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.super = {
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.extends = Class(Meter),
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.delete = Meter_delete,
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.display = CPUMeter_display
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},
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.defaultMode = CUSTOM_METERMODE,
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.total = 100.0,
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.attributes = CPUMeter_attributes,
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.name = "RightCPUs2",
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.uiName = "CPUs (3&4/4)",
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.description = "CPUs (3&4/4): second half in 2 shorter columns",
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.caption = "CPU",
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.draw = DualColCPUsMeter_draw,
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.init = AllCPUsMeter_init,
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.updateMode = AllCPUsMeter_updateMode,
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.done = AllCPUsMeter_done
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};
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