/*	EQEmu: EQEmulator

	Copyright (C) 2001-2026 EQEmu Development Team

	This program is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "serverinfo.h"

#include "uv.h"

size_t EQ::GetRSS()
{
	size_t rss = 0;

	if (0 != uv_resident_set_memory(&rss)) {
		return 0;
	}

	return rss;
}

double EQ::GetUptime()
{
	double uptime = 0.0;

	if (0 != uv_uptime(&uptime)) {
		return 0.0;
	}

	return uptime;
}

size_t EQ::GetPID()
{
	return uv_os_getpid();
}

std::vector<eq_cpu_info_t> EQ::GetCPUs()
{
	std::vector<eq_cpu_info_t> ret;
	uv_cpu_info_t *cpu_info = nullptr;
	int count = 0;

	if (0 != uv_cpu_info(&cpu_info, &count)) {
		return ret;
	}

	ret.reserve(count);
	for (int i = 0; i < count; ++i) {
		eq_cpu_info_t r;
		auto &entry = cpu_info[i];

		r.model = entry.model;
		r.speed = entry.speed / 1000.0;
		r.time_user = entry.cpu_times.user;
		r.time_sys = entry.cpu_times.sys;
		r.time_idle = entry.cpu_times.idle;
		r.time_nice = entry.cpu_times.nice;
		r.time_irq = entry.cpu_times.irq;

		ret.push_back(r);
	}

	uv_free_cpu_info(cpu_info, count);
	return ret;
}

eq_utsname_t EQ::GetOS()
{
	eq_utsname_t ret;
	uv_utsname_t name;

	if (0 != uv_os_uname(&name)) {
		return ret;
	}

	ret.machine = name.machine;
	ret.release = name.release;
	ret.sysname = name.sysname;
	ret.version = name.version;

	return ret;
}