mirror of
https://github.com/klzgrad/naiveproxy.git
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106 lines
2.4 KiB
C++
106 lines
2.4 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/sync_socket.h"
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#include <errno.h>
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#include <limits.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include "base/logging.h"
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namespace base {
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const SyncSocket::Handle SyncSocket::kInvalidHandle = -1;
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SyncSocket::SyncSocket() : handle_(kInvalidHandle) {
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}
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SyncSocket::~SyncSocket() {
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Close();
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}
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// static
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bool SyncSocket::CreatePair(SyncSocket* socket_a, SyncSocket* socket_b) {
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return false;
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}
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// static
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SyncSocket::Handle SyncSocket::UnwrapHandle(
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const SyncSocket::TransitDescriptor& descriptor) {
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// TODO(xians): Still unclear how NaCl uses SyncSocket.
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// See http://crbug.com/409656
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NOTIMPLEMENTED();
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return SyncSocket::kInvalidHandle;
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}
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bool SyncSocket::PrepareTransitDescriptor(
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ProcessHandle peer_process_handle,
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SyncSocket::TransitDescriptor* descriptor) {
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// TODO(xians): Still unclear how NaCl uses SyncSocket.
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// See http://crbug.com/409656
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NOTIMPLEMENTED();
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return false;
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}
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bool SyncSocket::Close() {
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if (handle_ != kInvalidHandle) {
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if (close(handle_) < 0)
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DPLOG(ERROR) << "close";
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handle_ = kInvalidHandle;
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}
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return true;
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}
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size_t SyncSocket::Send(const void* buffer, size_t length) {
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const ssize_t bytes_written = write(handle_, buffer, length);
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return bytes_written > 0 ? bytes_written : 0;
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}
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size_t SyncSocket::Receive(void* buffer, size_t length) {
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const ssize_t bytes_read = read(handle_, buffer, length);
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return bytes_read > 0 ? bytes_read : 0;
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}
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size_t SyncSocket::ReceiveWithTimeout(void* buffer, size_t length, TimeDelta) {
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NOTIMPLEMENTED();
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return 0;
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}
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size_t SyncSocket::Peek() {
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NOTIMPLEMENTED();
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return 0;
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}
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SyncSocket::Handle SyncSocket::Release() {
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Handle r = handle_;
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handle_ = kInvalidHandle;
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return r;
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}
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CancelableSyncSocket::CancelableSyncSocket() {
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}
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CancelableSyncSocket::CancelableSyncSocket(Handle handle)
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: SyncSocket(handle) {
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}
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size_t CancelableSyncSocket::Send(const void* buffer, size_t length) {
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return SyncSocket::Send(buffer, length);
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}
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bool CancelableSyncSocket::Shutdown() {
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return SyncSocket::Close();
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}
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// static
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bool CancelableSyncSocket::CreatePair(CancelableSyncSocket* socket_a,
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CancelableSyncSocket* socket_b) {
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return SyncSocket::CreatePair(socket_a, socket_b);
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}
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} // namespace base
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