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/*
* Copyright (c) 2009, Jay Loden, Giampaolo Rodola'. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <Python.h>
#include <sys/sysctl.h>
#include <sys/resource.h>
#include <sys/sched.h>
PyObject *
psutil_cpu_count_logical(PyObject *self, PyObject *args) {
int mib[2];
int ncpu;
size_t len;
mib[0] = CTL_HW;
mib[1] = HW_NCPU;
len = sizeof(ncpu);
if (sysctl(mib, 2, &ncpu, &len, NULL, 0) == -1)
Py_RETURN_NONE; // mimic os.cpu_count()
else
return Py_BuildValue("i", ncpu);
}
PyObject *
psutil_cpu_times(PyObject *self, PyObject *args) {
#ifdef PSUTIL_NETBSD
u_int64_t cpu_time[CPUSTATES];
#else
long cpu_time[CPUSTATES];
#endif
size_t size = sizeof(cpu_time);
int ret;
#if defined(PSUTIL_FREEBSD) || defined(PSUTIL_NETBSD)
ret = sysctlbyname("kern.cp_time", &cpu_time, &size, NULL, 0);
#elif PSUTIL_OPENBSD
int mib[] = {CTL_KERN, KERN_CPTIME};
ret = sysctl(mib, 2, &cpu_time, &size, NULL, 0);
#endif
if (ret == -1)
return PyErr_SetFromErrno(PyExc_OSError);
return Py_BuildValue("(ddddd)",
(double)cpu_time[CP_USER] / CLOCKS_PER_SEC,
(double)cpu_time[CP_NICE] / CLOCKS_PER_SEC,
(double)cpu_time[CP_SYS] / CLOCKS_PER_SEC,
(double)cpu_time[CP_IDLE] / CLOCKS_PER_SEC,
(double)cpu_time[CP_INTR] / CLOCKS_PER_SEC
);
}
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