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/*
* Copyright (c) 2009, 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>
// ====================================================================
// --- Global vars / constants
// ====================================================================
extern int PSUTIL_DEBUG;
// a signaler for connections without an actual status
static const int PSUTIL_CONN_NONE = 128;
// strncpy() variant which appends a null terminator.
#define PSUTIL_STRNCPY(dst, src, n) \
strncpy(dst, src, n - 1); \
dst[n - 1] = '\0'
// ====================================================================
// --- Backward compatibility with missing Python.h APIs
// ====================================================================
#if defined(PSUTIL_WINDOWS) && defined(PYPY_VERSION)
#if !defined(PyErr_SetFromWindowsErrWithFilename)
PyObject *PyErr_SetFromWindowsErrWithFilename(int ierr,
const char *filename);
#endif
#if !defined(PyErr_SetExcFromWindowsErrWithFilenameObject)
PyObject *PyErr_SetExcFromWindowsErrWithFilenameObject(
PyObject *type, int ierr, PyObject *filename);
#endif
#endif
// --- _Py_PARSE_PID
// SIZEOF_INT|LONG is missing on Linux + PyPy (only?).
// In this case we guess it from setup.py. It's not 100% bullet proof,
// If wrong we'll probably get compiler warnings.
// FWIW on all UNIX platforms I've seen pid_t is defined as an int.
// _getpid() on Windows also returns an int.
#if !defined(SIZEOF_INT)
#define SIZEOF_INT 4
#endif
#if !defined(SIZEOF_LONG)
#define SIZEOF_LONG 8
#endif
#if !defined(SIZEOF_PID_T)
#define SIZEOF_PID_T PSUTIL_SIZEOF_PID_T // set as a macro in setup.py
#endif
// _Py_PARSE_PID was added in Python 3, but since it's private we make
// sure it's always present.
#ifndef _Py_PARSE_PID
#if SIZEOF_PID_T == SIZEOF_INT
#define _Py_PARSE_PID "i"
#elif SIZEOF_PID_T == SIZEOF_LONG
#define _Py_PARSE_PID "l"
#elif defined(SIZEOF_LONG_LONG) && SIZEOF_PID_T == SIZEOF_LONG_LONG
#define _Py_PARSE_PID "L"
#else
#error "_Py_PARSE_PID: sizeof(pid_t) is neither sizeof(int), "
"sizeof(long) or sizeof(long long)"
#endif
#endif
// PyPy on Windows
#ifndef PyLong_FromPid
#if ((SIZEOF_PID_T == SIZEOF_INT) || (SIZEOF_PID_T == SIZEOF_LONG))
#define PyLong_FromPid PyLong_FromLong
#elif defined(SIZEOF_LONG_LONG) && SIZEOF_PID_T == SIZEOF_LONG_LONG
#define PyLong_FromPid PyLong_FromLongLong
#else
#error "PyLong_FromPid: sizeof(pid_t) is neither sizeof(int), "
"sizeof(long) or sizeof(long long)"
#endif
#endif
// ====================================================================
// --- Custom exceptions
// ====================================================================
PyObject* AccessDenied(const char *msg);
PyObject* NoSuchProcess(const char *msg);
PyObject* psutil_PyErr_SetFromOSErrnoWithSyscall(const char *syscall);
// ====================================================================
// --- Global utils
// ====================================================================
PyObject* psutil_check_pid_range(PyObject *self, PyObject *args);
PyObject* psutil_set_debug(PyObject *self, PyObject *args);
int psutil_setup(void);
// Print a debug message on stderr.
#define psutil_debug(...) do { \
if (! PSUTIL_DEBUG) \
break; \
fprintf(stderr, "psutil-debug [%s:%d]> ", __FILE__, __LINE__); \
fprintf(stderr, __VA_ARGS__); \
fprintf(stderr, "\n");} while(0)
// ====================================================================
// --- BSD
// ====================================================================
void convert_kvm_err(const char *syscall, char *errbuf);
// ====================================================================
// --- macOS
// ====================================================================
#ifdef PSUTIL_OSX
#include <mach/mach_time.h>
extern struct mach_timebase_info PSUTIL_MACH_TIMEBASE_INFO;
#endif
// ====================================================================
// --- Windows
// ====================================================================
#ifdef PSUTIL_WINDOWS
#include <windows.h>
// make it available to any file which includes this module
#include "arch/windows/ntextapi.h"
extern int PSUTIL_WINVER;
extern SYSTEM_INFO PSUTIL_SYSTEM_INFO;
extern CRITICAL_SECTION PSUTIL_CRITICAL_SECTION;
#define PSUTIL_WINDOWS_VISTA 60
#define PSUTIL_WINDOWS_7 61
#define PSUTIL_WINDOWS_8 62
#define PSUTIL_WINDOWS_8_1 63
#define PSUTIL_WINDOWS_10 100
#define PSUTIL_WINDOWS_NEW MAXLONG
#define MALLOC(x) HeapAlloc(GetProcessHeap(), 0, (x))
#define MALLOC_ZERO(x) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (x))
#define FREE(x) HeapFree(GetProcessHeap(), 0, (x))
#define _NT_FACILITY_MASK 0xfff
#define _NT_FACILITY_SHIFT 16
#define _NT_FACILITY(status) \
((((ULONG)(status)) >> _NT_FACILITY_SHIFT) & _NT_FACILITY_MASK)
#define NT_NTWIN32(status) (_NT_FACILITY(status) == FACILITY_WIN32)
#define WIN32_FROM_NTSTATUS(status) (((ULONG)(status)) & 0xffff)
#define LO_T 1e-7
#define HI_T 429.4967296
#ifndef AF_INET6
#define AF_INET6 23
#endif
PVOID psutil_GetProcAddress(LPCSTR libname, LPCSTR procname);
PVOID psutil_GetProcAddressFromLib(LPCSTR libname, LPCSTR procname);
PVOID psutil_SetFromNTStatusErr(NTSTATUS Status, const char *syscall);
double psutil_FiletimeToUnixTime(FILETIME ft);
double psutil_LargeIntegerToUnixTime(LARGE_INTEGER li);
#endif
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