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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "ipc/ipc_channel.h"
#include "ipc/ipc_channel_mojo.h"
#include "mojo/public/cpp/system/message_pipe.h"
namespace IPC {
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
namespace {
int g_global_pid = 0;
}
// static
void Channel::SetGlobalPid(int pid) {
g_global_pid = pid;
}
// static
int Channel::GetGlobalPid() {
return g_global_pid;
}
#endif // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
// static
std::unique_ptr<Channel> Channel::CreateClient(
const IPC::ChannelHandle& channel_handle,
Listener* listener,
const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) {
#if BUILDFLAG(IS_NACL)
return Channel::Create(channel_handle, Channel::MODE_CLIENT, listener);
#else
DCHECK(channel_handle.is_mojo_channel_handle());
return ChannelMojo::Create(
mojo::ScopedMessagePipeHandle(channel_handle.mojo_handle),
Channel::MODE_CLIENT, listener, ipc_task_runner,
base::SingleThreadTaskRunner::GetCurrentDefault());
#endif
}
// static
std::unique_ptr<Channel> Channel::CreateServer(
const IPC::ChannelHandle& channel_handle,
Listener* listener,
const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) {
#if BUILDFLAG(IS_NACL)
return Channel::Create(channel_handle, Channel::MODE_SERVER, listener);
#else
DCHECK(channel_handle.is_mojo_channel_handle());
return ChannelMojo::Create(
mojo::ScopedMessagePipeHandle(channel_handle.mojo_handle),
Channel::MODE_SERVER, listener, ipc_task_runner,
base::SingleThreadTaskRunner::GetCurrentDefault());
#endif
}
Channel::~Channel() = default;
Channel::AssociatedInterfaceSupport* Channel::GetAssociatedInterfaceSupport() {
return nullptr;
}
void Channel::Pause() {
NOTREACHED();
}
void Channel::Unpause(bool flush) {
NOTREACHED();
}
void Channel::Flush() {
NOTREACHED();
}
void Channel::SetUrgentMessageObserver(UrgentMessageObserver* observer) {
// Ignored for non-mojo channels.
}
void Channel::WillConnect() {
did_start_connect_ = true;
}
} // namespace IPC
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