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/*
htop - linux/ZramMeter.c
(C) 2020 Murloc Knight
(C) 2020-2023 htop dev team
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include "linux/ZramMeter.h"
#include <stddef.h>
#include "CRT.h"
#include "Meter.h"
#include "Object.h"
#include "Platform.h"
#include "RichString.h"
#include "ZramMeter.h"
static const int ZramMeter_attributes[ZRAM_METER_ITEMCOUNT] = {
[ZRAM_METER_COMPRESSED] = ZRAM_COMPRESSED,
[ZRAM_METER_UNCOMPRESSED] = ZRAM_UNCOMPRESSED,
};
static void ZramMeter_updateValues(Meter* this) {
char* buffer = this->txtBuffer;
size_t size = sizeof(this->txtBuffer);
int written;
Platform_setZramValues(this);
written = Meter_humanUnit(buffer, this->values[ZRAM_METER_COMPRESSED], size);
METER_BUFFER_CHECK(buffer, size, written);
METER_BUFFER_APPEND_CHR(buffer, size, '(');
double uncompressed = this->values[ZRAM_METER_COMPRESSED] + this->values[ZRAM_METER_UNCOMPRESSED];
written = Meter_humanUnit(buffer, uncompressed, size);
METER_BUFFER_CHECK(buffer, size, written);
METER_BUFFER_APPEND_CHR(buffer, size, ')');
METER_BUFFER_APPEND_CHR(buffer, size, '/');
Meter_humanUnit(buffer, this->total, size);
}
static void ZramMeter_display(const Object* cast, RichString* out) {
char buffer[50];
const Meter* this = (const Meter*)cast;
RichString_writeAscii(out, CRT_colors[METER_TEXT], ":");
Meter_humanUnit(buffer, this->total, sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
Meter_humanUnit(buffer, this->values[ZRAM_METER_COMPRESSED], sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_TEXT], " used:");
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
double uncompressed = this->values[ZRAM_METER_COMPRESSED] + this->values[ZRAM_METER_UNCOMPRESSED];
Meter_humanUnit(buffer, uncompressed, sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_TEXT], " uncompressed:");
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
}
const MeterClass ZramMeter_class = {
.super = {
.extends = Class(Meter),
.delete = Meter_delete,
.display = ZramMeter_display,
},
.updateValues = ZramMeter_updateValues,
.defaultMode = BAR_METERMODE,
.maxItems = ZRAM_METER_ITEMCOUNT,
.total = 100.0,
.attributes = ZramMeter_attributes,
.name = "Zram",
.uiName = "Zram",
.caption = "zrm"
};
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