f2d32ddcec
StreamFile subclasses Stream (from lldbUtility) and is backed by a File (from lldbHost). It does not depend on anything from lldbCore or any of its sibling libraries, so I think it makes sense for this to live in lldbHost instead. Differential Revision: https://reviews.llvm.org/D157460
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
//===-- StreamFile.cpp ----------------------------------------------------===//
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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 "lldb/Host/StreamFile.h"
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#include "lldb/Host/FileSystem.h"
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#include "lldb/Utility/LLDBLog.h"
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#include "lldb/Utility/Log.h"
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#include <cstdio>
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using namespace lldb;
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using namespace lldb_private;
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StreamFile::StreamFile(uint32_t flags, uint32_t addr_size, ByteOrder byte_order)
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: Stream(flags, addr_size, byte_order) {
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m_file_sp = std::make_shared<File>();
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}
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StreamFile::StreamFile(int fd, bool transfer_ownership) : Stream() {
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m_file_sp = std::make_shared<NativeFile>(fd, File::eOpenOptionWriteOnly,
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transfer_ownership);
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}
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StreamFile::StreamFile(FILE *fh, bool transfer_ownership) : Stream() {
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m_file_sp = std::make_shared<NativeFile>(fh, transfer_ownership);
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}
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StreamFile::StreamFile(const char *path, File::OpenOptions options,
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uint32_t permissions)
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: Stream() {
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auto file = FileSystem::Instance().Open(FileSpec(path), options, permissions);
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if (file)
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m_file_sp = std::move(file.get());
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else {
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// TODO refactor this so the error gets popagated up instead of logged here.
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LLDB_LOG_ERROR(GetLog(LLDBLog::Host), file.takeError(),
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"Cannot open {1}: {0}", path);
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m_file_sp = std::make_shared<File>();
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}
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}
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StreamFile::~StreamFile() = default;
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void StreamFile::Flush() { m_file_sp->Flush(); }
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size_t StreamFile::WriteImpl(const void *s, size_t length) {
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m_file_sp->Write(s, length);
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return length;
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}
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