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//
// Process_WINCE.cpp
//
// Library: Foundation
// Package: Processes
// Module: Process
//
// Copyright (c) 2004-2010, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/Process_WINCE.h"
#include "Poco/Exception.h"
#include "Poco/NumberFormatter.h"
#include "Poco/NamedEvent.h"
#include "Poco/UnicodeConverter.h"
#include "Poco/Pipe.h"
namespace Poco {
//
// ProcessHandleImpl
//
ProcessHandleImpl::ProcessHandleImpl(HANDLE hProcess, UInt32 pid):
_hProcess(hProcess),
_pid(pid)
{
}
ProcessHandleImpl::~ProcessHandleImpl()
{
closeHandle();
}
void ProcessHandleImpl::closeHandle()
{
if (_hProcess)
{
CloseHandle(_hProcess);
_hProcess = NULL;
}
}
UInt32 ProcessHandleImpl::id() const
{
return _pid;
}
HANDLE ProcessHandleImpl::process() const
{
return _hProcess;
}
int ProcessHandleImpl::wait() const
{
DWORD rc = WaitForSingleObject(_hProcess, INFINITE);
if (rc != WAIT_OBJECT_0)
throw SystemException("Wait failed for process", NumberFormatter::format(_pid));
DWORD exitCode;
if (GetExitCodeProcess(_hProcess, &exitCode) == 0)
throw SystemException("Cannot get exit code for process", NumberFormatter::format(_pid));
return exitCode;
}
//
// ProcessImpl
//
ProcessImpl::PIDImpl ProcessImpl::idImpl()
{
return GetCurrentProcessId();
}
void ProcessImpl::timesImpl(long& userTime, long& kernelTime)
{
FILETIME ftCreation;
FILETIME ftExit;
FILETIME ftKernel;
FILETIME ftUser;
if (GetThreadTimes(GetCurrentThread(), &ftCreation, &ftExit, &ftKernel, &ftUser) != 0)
{
ULARGE_INTEGER time;
time.LowPart = ftKernel.dwLowDateTime;
time.HighPart = ftKernel.dwHighDateTime;
kernelTime = long(time.QuadPart/10000000L);
time.LowPart = ftUser.dwLowDateTime;
time.HighPart = ftUser.dwHighDateTime;
userTime = long(time.QuadPart/10000000L);
}
else
{
userTime = kernelTime = -1;
}
}
ProcessHandleImpl* ProcessImpl::launchImpl(const std::string& command, const ArgsImpl& args, const std::string& initialDirectory, Pipe* inPipe, Pipe* outPipe, Pipe* errPipe, const EnvImpl& env)
{
std::wstring ucommand;
UnicodeConverter::toUTF16(command, ucommand);
std::string commandLine;
for (ArgsImpl::const_iterator it = args.begin(); it != args.end(); ++it)
{
if (it != args.begin()) commandLine.append(" ");
commandLine.append(*it);
}
std::wstring ucommandLine;
UnicodeConverter::toUTF16(commandLine, ucommandLine);
PROCESS_INFORMATION processInfo;
BOOL rc = CreateProcessW(
ucommand.c_str(),
const_cast<wchar_t*>(ucommandLine.c_str()),
NULL,
NULL,
FALSE,
0,
NULL,
NULL,
NULL/*&startupInfo*/,
&processInfo
);
if (rc)
{
CloseHandle(processInfo.hThread);
return new ProcessHandleImpl(processInfo.hProcess, processInfo.dwProcessId);
}
else throw SystemException("Cannot launch process", command);
}
void ProcessImpl::killImpl(ProcessHandleImpl& handle)
{
if (handle.process())
{
if (TerminateProcess(handle.process(), 0) == 0)
{
handle.closeHandle();
throw SystemException("cannot kill process");
}
handle.closeHandle();
}
}
void ProcessImpl::killImpl(PIDImpl pid)
{
HANDLE hProc = OpenProcess(PROCESS_TERMINATE, FALSE, pid);
if (hProc)
{
if (TerminateProcess(hProc, 0) == 0)
{
CloseHandle(hProc);
throw SystemException("cannot kill process");
}
CloseHandle(hProc);
}
else
{
switch (GetLastError())
{
case ERROR_ACCESS_DENIED:
throw NoPermissionException("cannot kill process");
case ERROR_NOT_FOUND:
throw NotFoundException("cannot kill process");
default:
throw SystemException("cannot kill process");
}
}
}
bool ProcessImpl::isRunningImpl(const ProcessHandleImpl& handle)
{
bool result = true;
DWORD exitCode;
BOOL rc = GetExitCodeProcess(handle.process(), &exitCode);
if (!rc || exitCode != STILL_ACTIVE) result = false;
return result;
}
bool ProcessImpl::isRunningImpl(PIDImpl pid)
{
HANDLE hProc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pid);
bool result = true;
DWORD exitCode;
BOOL rc = GetExitCodeProcess(hProc, &exitCode);
if (!rc || exitCode != STILL_ACTIVE) result = false;
return result;}
void ProcessImpl::requestTerminationImpl(PIDImpl pid)
{
NamedEvent ev(terminationEventName(pid));
ev.set();
}
std::string ProcessImpl::terminationEventName(PIDImpl pid)
{
std::string evName("POCOTRM");
NumberFormatter::appendHex(evName, pid, 8);
return evName;
}
} // namespace Poco
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