136 lines
5.1 KiB
C++
136 lines
5.1 KiB
C++
//
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// boost/process/v2/windows/default_launcher.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2022 Klemens D. Morgenstern (klemens dot morgenstern at gmx dot net)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_PROCESS_V2_WINDOWS_AS_USER_LAUNCHER_HPP
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#define BOOST_PROCESS_V2_WINDOWS_AS_USER_LAUNCHER_HPP
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#include <boost/process/v2/detail/config.hpp>
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#include <boost/process/v2/windows/default_launcher.hpp>
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BOOST_PROCESS_V2_BEGIN_NAMESPACE
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namespace windows
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{
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/// A windows launcher using CreateProcessAsUser instead of CreateProcess
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struct as_user_launcher : default_launcher
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{
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/// The token to be used in CreateProcessAsUser.
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HANDLE token;
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as_user_launcher(HANDLE token = INVALID_HANDLE_VALUE) : token(token) {}
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template<typename ExecutionContext, typename Args, typename ... Inits>
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auto operator()(ExecutionContext & context,
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const typename std::enable_if<std::is_convertible<
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ExecutionContext&, BOOST_PROCESS_V2_ASIO_NAMESPACE::execution_context&>::value,
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filesystem::path >::type & executable,
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Args && args,
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Inits && ... inits ) -> basic_process<typename ExecutionContext::executor_type>
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{
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error_code ec;
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auto proc = (*this)(context, ec, executable, std::forward<Args>(args), std::forward<Inits>(inits)...);
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if (ec)
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asio::detail::throw_error(ec, "as_user_launcher");
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return proc;
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}
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template<typename ExecutionContext, typename Args, typename ... Inits>
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auto operator()(ExecutionContext & context,
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error_code & ec,
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const typename std::enable_if<std::is_convertible<
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ExecutionContext&, BOOST_PROCESS_V2_ASIO_NAMESPACE::execution_context&>::value,
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filesystem::path >::type & executable,
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Args && args,
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Inits && ... inits ) -> basic_process<typename ExecutionContext::executor_type>
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{
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return (*this)(context.get_executor(), executable, std::forward<Args>(args), std::forward<Inits>(inits)...);
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}
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template<typename Executor, typename Args, typename ... Inits>
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auto operator()(Executor exec,
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const typename std::enable_if<
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BOOST_PROCESS_V2_ASIO_NAMESPACE::execution::is_executor<Executor>::value ||
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BOOST_PROCESS_V2_ASIO_NAMESPACE::is_executor<Executor>::value,
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filesystem::path >::type & executable,
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Args && args,
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Inits && ... inits ) -> basic_process<Executor>
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{
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error_code ec;
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auto proc = (*this)(std::move(exec), ec, executable, std::forward<Args>(args), std::forward<Inits>(inits)...);
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if (ec)
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asio::detail::throw_error(ec, "as_user_launcher");
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return proc;
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}
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template<typename Executor, typename Args, typename ... Inits>
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auto operator()(Executor exec,
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error_code & ec,
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const typename std::enable_if<
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BOOST_PROCESS_V2_ASIO_NAMESPACE::execution::is_executor<Executor>::value ||
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BOOST_PROCESS_V2_ASIO_NAMESPACE::is_executor<Executor>::value,
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filesystem::path >::type & executable,
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Args && args,
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Inits && ... inits ) -> basic_process<Executor>
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{
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auto command_line = this->build_command_line(executable, args);
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ec = detail::on_setup(*this, executable, command_line, inits...);
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if (ec)
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{
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detail::on_error(*this, executable, command_line, ec, inits...);
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return basic_process<Executor>(exec);
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}
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auto ok = ::CreateProcessAsUserW(
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token,
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executable.empty() ? nullptr : executable.c_str(),
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command_line.empty() ? nullptr : &command_line.front(),
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process_attributes,
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thread_attributes,
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inherit_handles ? TRUE : FALSE,
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creation_flags,
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environment,
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current_directory.empty() ? nullptr : current_directory.c_str(),
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&startup_info.StartupInfo,
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&process_information);
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if (ok == 0)
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{
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ec = detail::get_last_error();
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detail::on_error(*this, executable, command_line, ec, inits...);
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if (process_information.hProcess != INVALID_HANDLE_VALUE)
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::CloseHandle(process_information.hProcess);
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if (process_information.hThread != INVALID_HANDLE_VALUE)
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::CloseHandle(process_information.hThread);
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return basic_process<Executor>(exec);
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} else
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{
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detail::on_success(*this, executable, command_line, inits...);
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if (process_information.hThread != INVALID_HANDLE_VALUE)
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::CloseHandle(process_information.hThread);
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return basic_process<Executor>(exec,
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this->process_information.dwProcessId,
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this->process_information.hProcess);
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}
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}
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};
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}
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BOOST_PROCESS_V2_END_NAMESPACE
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#endif // BOOST_PROCESS_V2_WINDOWS_AS_USER_LAUNCHER_HPP
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