65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <fcntl.h>
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#include "lldb/Host/PosixApi.h"
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#include "lldb/Host/windows/WindowsFileAction.h"
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#include "lldb/Host/windows/windows.h"
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using namespace lldb_private;
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bool WindowsFileAction::Duplicate(HANDLE fh, HANDLE dup_fh) {
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Clear();
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if (fh != INVALID_HANDLE_VALUE && dup_fh != INVALID_HANDLE_VALUE) {
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m_action = eFileActionDuplicate;
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m_handle = fh;
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m_arg_handle = dup_fh;
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return true;
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}
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return false;
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}
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bool WindowsFileAction::Open(HANDLE fh, const FileSpec &file_spec, bool read,
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bool write) {
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if ((read || write) && fh != INVALID_HANDLE_VALUE && file_spec) {
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m_action = eFileActionOpen;
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m_handle = fh;
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if (read && write)
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m_arg = O_NOCTTY | O_CREAT | O_RDWR;
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else if (read)
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m_arg = O_NOCTTY | O_RDONLY;
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else
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m_arg = O_NOCTTY | O_CREAT | O_WRONLY | O_TRUNC;
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m_file_spec = file_spec;
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return true;
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} else {
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Clear();
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}
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return false;
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}
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HANDLE WindowsFileAction::GetHandle() const {
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if (m_handle != INVALID_HANDLE_VALUE)
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return m_handle;
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switch (m_fd) {
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case STDIN_FILENO:
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return GetStdHandle(STD_INPUT_HANDLE);
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case STDOUT_FILENO:
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return GetStdHandle(STD_OUTPUT_HANDLE);
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case STDERR_FILENO:
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return GetStdHandle(STD_ERROR_HANDLE);
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default:
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return INVALID_HANDLE_VALUE;
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}
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}
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HANDLE WindowsFileAction::GetActionArgumentHandle() const {
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return m_arg_handle;
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}
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