gecko/ipc/unixsocket/UnixSocket.cpp

960 lines
22 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "UnixSocket.h"
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/socket.h>
#include "base/eintr_wrapper.h"
#include "base/message_loop.h"
#include "mozilla/Monitor.h"
#include "mozilla/Util.h"
#include "mozilla/FileUtils.h"
#include "nsString.h"
#include "nsThreadUtils.h"
#include "nsTArray.h"
#include "nsXULAppAPI.h"
static const size_t MAX_READ_SIZE = 1 << 16;
#undef LOG
#if defined(MOZ_WIDGET_GONK)
#include <android/log.h>
#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "GonkDBus", args);
#else
#define BTDEBUG true
#define LOG(args...) if (BTDEBUG) printf(args);
#endif
static const int SOCKET_RETRY_TIME_MS = 1000;
namespace mozilla {
namespace ipc {
class UnixSocketImpl : public MessageLoopForIO::Watcher
{
public:
UnixSocketImpl(UnixSocketConsumer* aConsumer, UnixSocketConnector* aConnector,
const nsACString& aAddress)
: mConsumer(aConsumer)
, mIOLoop(nullptr)
, mConnector(aConnector)
, mShuttingDownOnIOThread(false)
, mAddress(aAddress)
, mDelayedConnectTask(nullptr)
{
}
~UnixSocketImpl()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(IsShutdownOnMainThread());
}
void QueueWriteData(UnixSocketRawData* aData)
{
mOutgoingQ.AppendElement(aData);
OnFileCanWriteWithoutBlocking(mFd);
}
bool isFdValid()
{
return mFd > 0;
}
bool IsShutdownOnMainThread()
{
MOZ_ASSERT(NS_IsMainThread());
return mConsumer == nullptr;
}
void ShutdownOnMainThread()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!IsShutdownOnMainThread());
mConsumer = nullptr;
}
bool IsShutdownOnIOThread()
{
return mShuttingDownOnIOThread;
}
void ShutdownOnIOThread()
{
MOZ_ASSERT(!NS_IsMainThread());
MOZ_ASSERT(!mShuttingDownOnIOThread);
mReadWatcher.StopWatchingFileDescriptor();
mWriteWatcher.StopWatchingFileDescriptor();
mShuttingDownOnIOThread = true;
}
void SetUpIO()
{
MOZ_ASSERT(!mIOLoop);
MOZ_ASSERT(mFd >= 0);
mIOLoop = MessageLoopForIO::current();
mIOLoop->WatchFileDescriptor(mFd,
true,
MessageLoopForIO::WATCH_READ,
&mReadWatcher,
this);
}
void SetDelayedConnectTask(CancelableTask* aTask)
{
MOZ_ASSERT(NS_IsMainThread());
mDelayedConnectTask = aTask;
}
void ClearDelayedConnectTask()
{
MOZ_ASSERT(NS_IsMainThread());
mDelayedConnectTask = nullptr;
}
void CancelDelayedConnectTask()
{
MOZ_ASSERT(NS_IsMainThread());
if (!mDelayedConnectTask) {
return;
}
mDelayedConnectTask->Cancel();
ClearDelayedConnectTask();
}
/**
* Connect to a socket
*/
void Connect();
/**
* Run bind/listen to prepare for further runs of accept()
*/
void Listen();
/**
* Accept an incoming connection
*/
void Accept();
/**
* Set up flags on whatever our current file descriptor is.
*
* @return true if successful, false otherwise
*/
bool SetSocketFlags();
void GetSocketAddr(nsAString& aAddrStr)
{
if (!mConnector) {
NS_WARNING("No connector to get socket address from!");
aAddrStr.Truncate();
return;
}
mConnector->GetSocketAddr(mAddr, aAddrStr);
}
/**
* Consumer pointer. Non-thread safe RefPtr, so should only be manipulated
* directly from main thread. All non-main-thread accesses should happen with
* mImpl as container.
*/
RefPtr<UnixSocketConsumer> mConsumer;
private:
/**
* libevent triggered functions that reads data from socket when available and
* guarenteed non-blocking. Only to be called on IO thread.
*
* @param aFd File descriptor to read from
*/
virtual void OnFileCanReadWithoutBlocking(int aFd);
/**
* libevent or developer triggered functions that writes data to socket when
* available and guarenteed non-blocking. Only to be called on IO thread.
*
* @param aFd File descriptor to read from
*/
virtual void OnFileCanWriteWithoutBlocking(int aFd);
/**
* IO Loop pointer. Must be initalized and called from IO thread only.
*/
MessageLoopForIO* mIOLoop;
/**
* Raw data queue. Must be pushed/popped from IO thread only.
*/
typedef nsTArray<UnixSocketRawData* > UnixSocketRawDataQueue;
UnixSocketRawDataQueue mOutgoingQ;
/**
* Read watcher for libevent. Only to be accessed on IO Thread.
*/
MessageLoopForIO::FileDescriptorWatcher mReadWatcher;
/**
* Write watcher for libevent. Only to be accessed on IO Thread.
*/
MessageLoopForIO::FileDescriptorWatcher mWriteWatcher;
/**
* File descriptor to read from/write to. Connection happens on user provided
* thread. Read/write/close happens on IO thread.
*/
ScopedClose mFd;
/**
* Connector object used to create the connection we are currently using.
*/
nsAutoPtr<UnixSocketConnector> mConnector;
/**
* If true, do not requeue whatever task we're running
*/
bool mShuttingDownOnIOThread;
/**
* Address we are connecting to, assuming we are creating a client connection.
*/
nsCString mAddress;
/**
* Size of the socket address struct
*/
socklen_t mAddrSize;
/**
* Address struct of the socket currently in use
*/
sockaddr_any mAddr;
/**
* Task member for delayed connect task. Should only be access on main thread.
*/
CancelableTask* mDelayedConnectTask;
};
template<class T>
class DeleteInstanceRunnable : public nsRunnable
{
public:
DeleteInstanceRunnable(T* aInstance)
: mInstance(aInstance)
{ }
NS_IMETHOD Run()
{
delete mInstance;
return NS_OK;
}
private:
T* mInstance;
};
class OnSocketEventTask : public nsRunnable
{
public:
enum SocketEvent {
CONNECT_SUCCESS,
CONNECT_ERROR,
DISCONNECT
};
OnSocketEventTask(UnixSocketImpl* aImpl, SocketEvent e) :
mImpl(aImpl),
mEvent(e)
{
MOZ_ASSERT(aImpl);
MOZ_ASSERT(!NS_IsMainThread());
}
NS_IMETHOD Run()
{
MOZ_ASSERT(NS_IsMainThread());
if (mImpl->IsShutdownOnMainThread()) {
NS_WARNING("CloseSocket has already been called!");
// Since we've already explicitly closed and the close happened before
// this, this isn't really an error. Since we've warned, return OK.
return NS_OK;
}
if (mEvent == CONNECT_SUCCESS) {
mImpl->mConsumer->NotifySuccess();
} else if (mEvent == CONNECT_ERROR) {
mImpl->mConsumer->NotifyError();
} else if (mEvent == DISCONNECT) {
mImpl->mConsumer->NotifyDisconnect();
}
return NS_OK;
}
private:
UnixSocketImpl* mImpl;
SocketEvent mEvent;
};
class SocketReceiveTask : public nsRunnable
{
public:
SocketReceiveTask(UnixSocketImpl* aImpl, UnixSocketRawData* aData) :
mImpl(aImpl),
mRawData(aData)
{
MOZ_ASSERT(aImpl);
MOZ_ASSERT(aData);
}
NS_IMETHOD Run()
{
MOZ_ASSERT(NS_IsMainThread());
if (mImpl->IsShutdownOnMainThread()) {
NS_WARNING("mConsumer is null, aborting receive!");
// Since we've already explicitly closed and the close happened before
// this, this isn't really an error. Since we've warned, return OK.
return NS_OK;
}
MOZ_ASSERT(mImpl->mConsumer);
mImpl->mConsumer->ReceiveSocketData(mRawData);
return NS_OK;
}
private:
UnixSocketImpl* mImpl;
nsAutoPtr<UnixSocketRawData> mRawData;
};
class SocketSendTask : public Task
{
public:
SocketSendTask(UnixSocketConsumer* aConsumer, UnixSocketImpl* aImpl,
UnixSocketRawData* aData)
: mConsumer(aConsumer),
mImpl(aImpl),
mData(aData)
{
MOZ_ASSERT(aConsumer);
MOZ_ASSERT(aImpl);
MOZ_ASSERT(aData);
}
void
Run()
{
MOZ_ASSERT(!NS_IsMainThread());
MOZ_ASSERT(!mImpl->IsShutdownOnIOThread());
mImpl->QueueWriteData(mData);
}
private:
nsRefPtr<UnixSocketConsumer> mConsumer;
UnixSocketImpl* mImpl;
UnixSocketRawData* mData;
};
class RequestClosingSocketTask : public nsRunnable
{
public:
RequestClosingSocketTask(UnixSocketImpl* aImpl) : mImpl(aImpl)
{
MOZ_ASSERT(aImpl);
}
NS_IMETHOD Run()
{
MOZ_ASSERT(NS_IsMainThread());
if (mImpl->IsShutdownOnMainThread()) {
NS_WARNING("CloseSocket has already been called!");
// Since we've already explicitly closed and the close happened before
// this, this isn't really an error. Since we've warned, return OK.
return NS_OK;
}
// Start from here, same handling flow as calling CloseSocket() from
// upper layer
mImpl->mConsumer->CloseSocket();
return NS_OK;
}
private:
UnixSocketImpl* mImpl;
};
class SocketAcceptTask : public CancelableTask {
virtual void Run();
UnixSocketImpl* mImpl;
public:
SocketAcceptTask(UnixSocketImpl* aImpl) : mImpl(aImpl) { }
virtual void Cancel()
{
MOZ_ASSERT(!NS_IsMainThread());
mImpl = nullptr;
}
};
void SocketAcceptTask::Run()
{
MOZ_ASSERT(!NS_IsMainThread());
if (mImpl) {
mImpl->Accept();
}
}
class SocketConnectTask : public Task {
virtual void Run();
UnixSocketImpl* mImpl;
public:
SocketConnectTask(UnixSocketImpl* aImpl) : mImpl(aImpl) { }
};
void SocketConnectTask::Run()
{
MOZ_ASSERT(!NS_IsMainThread());
mImpl->Connect();
}
class SocketDelayedConnectTask : public CancelableTask {
virtual void Run();
UnixSocketImpl* mImpl;
public:
SocketDelayedConnectTask(UnixSocketImpl* aImpl) : mImpl(aImpl) { }
virtual void Cancel()
{
MOZ_ASSERT(NS_IsMainThread());
mImpl = nullptr;
}
};
void SocketDelayedConnectTask::Run()
{
MOZ_ASSERT(NS_IsMainThread());
if (!mImpl || mImpl->IsShutdownOnMainThread()) {
return;
}
mImpl->ClearDelayedConnectTask();
XRE_GetIOMessageLoop()->PostTask(FROM_HERE, new SocketConnectTask(mImpl));
}
class ShutdownSocketTask : public Task {
virtual void Run();
UnixSocketImpl* mImpl;
public:
ShutdownSocketTask(UnixSocketImpl* aImpl) : mImpl(aImpl) { }
};
void ShutdownSocketTask::Run()
{
MOZ_ASSERT(!NS_IsMainThread());
// At this point, there should be no new events on the IO thread after this
// one with the possible exception of a SocketAcceptTask that
// ShutdownOnIOThread will cancel for us. We are now fully shut down, so we
// can send a message to the main thread that will delete mImpl safely knowing
// that no more tasks reference it.
mImpl->ShutdownOnIOThread();
nsRefPtr<nsIRunnable> t(new DeleteInstanceRunnable<UnixSocketImpl>(mImpl));
nsresult rv = NS_DispatchToMainThread(t);
NS_ENSURE_SUCCESS_VOID(rv);
}
void
UnixSocketImpl::Accept()
{
MOZ_ASSERT(!NS_IsMainThread());
if (!mConnector) {
NS_WARNING("No connector object available!");
return;
}
// This will set things we don't particularly care about, but it will hand
// back the correct structure size which is what we do care about.
if (!mConnector->CreateAddr(true, mAddrSize, mAddr, nullptr)) {
NS_WARNING("Cannot create socket address!");
return;
}
if (mFd.get() < 0) {
mFd = mConnector->Create();
if (mFd.get() < 0) {
return;
}
if (!SetSocketFlags()) {
return;
}
if (bind(mFd.get(), (struct sockaddr*)&mAddr, mAddrSize)) {
#ifdef DEBUG
LOG("...bind(%d) gave errno %d", mFd.get(), errno);
#endif
return;
}
if (listen(mFd.get(), 1)) {
#ifdef DEBUG
LOG("...listen(%d) gave errno %d", mFd.get(), errno);
#endif
return;
}
}
SetUpIO();
}
void
UnixSocketImpl::Connect()
{
MOZ_ASSERT(!NS_IsMainThread());
if (!mConnector) {
NS_WARNING("No connector object available!");
return;
}
if (mFd.get() < 0) {
mFd = mConnector->Create();
if (mFd.get() < 0) {
return;
}
}
int ret;
if (!mConnector->CreateAddr(false, mAddrSize, mAddr, mAddress.get())) {
NS_WARNING("Cannot create socket address!");
return;
}
// Select non-blocking IO.
if (-1 == fcntl(mFd.get(), F_SETFL, O_NONBLOCK)) {
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
ret = connect(mFd.get(), (struct sockaddr*)&mAddr, mAddrSize);
if (ret) {
if (errno == EINPROGRESS) {
// Select blocking IO again, since we've now at least queue'd the connect
// as nonblock.
int current_opts = fcntl(mFd.get(), F_GETFL, 0);
if (-1 == current_opts) {
NS_WARNING("Cannot get socket opts!");
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
if (-1 == fcntl(mFd.get(), F_SETFL, current_opts & ~O_NONBLOCK)) {
NS_WARNING("Cannot set socket opts to blocking!");
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
// Set up a write watch to make sure we receive the connect signal
MessageLoopForIO::current()->WatchFileDescriptor(
mFd.get(),
false,
MessageLoopForIO::WATCH_WRITE,
&mWriteWatcher,
this);
#ifdef DEBUG
LOG("UnixSocket Connection delayed!");
#endif
return;
}
#if DEBUG
LOG("Socket connect errno=%d\n", errno);
#endif
mFd.reset(-1);
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
if (!SetSocketFlags()) {
return;
}
if (!mConnector->SetUp(mFd)) {
NS_WARNING("Could not set up socket!");
return;
}
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_SUCCESS);
NS_DispatchToMainThread(t);
SetUpIO();
}
bool
UnixSocketImpl::SetSocketFlags()
{
// Set socket addr to be reused even if kernel is still waiting to close
int n = 1;
setsockopt(mFd, SOL_SOCKET, SO_REUSEADDR, &n, sizeof(n));
// Set close-on-exec bit.
int flags = fcntl(mFd, F_GETFD);
if (-1 == flags) {
return false;
}
flags |= FD_CLOEXEC;
if (-1 == fcntl(mFd, F_SETFD, flags)) {
return false;
}
return true;
}
UnixSocketConsumer::UnixSocketConsumer() : mImpl(nullptr)
, mConnectionStatus(SOCKET_DISCONNECTED)
{
}
UnixSocketConsumer::~UnixSocketConsumer()
{
}
bool
UnixSocketConsumer::SendSocketData(UnixSocketRawData* aData)
{
MOZ_ASSERT(NS_IsMainThread());
if (!mImpl) {
return false;
}
MOZ_ASSERT(!mImpl->IsShutdownOnMainThread());
XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
new SocketSendTask(this, mImpl, aData));
return true;
}
bool
UnixSocketConsumer::SendSocketData(const nsACString& aStr)
{
MOZ_ASSERT(NS_IsMainThread());
if (!mImpl) {
return false;
}
if (aStr.Length() > MAX_READ_SIZE) {
return false;
}
MOZ_ASSERT(!mImpl->IsShutdownOnMainThread());
UnixSocketRawData* d = new UnixSocketRawData(aStr.Length());
memcpy(d->mData, aStr.BeginReading(), aStr.Length());
XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
new SocketSendTask(this, mImpl, d));
return true;
}
void
UnixSocketConsumer::CloseSocket()
{
MOZ_ASSERT(NS_IsMainThread());
if (!mImpl) {
return;
}
mImpl->CancelDelayedConnectTask();
// From this point on, we consider mImpl as being deleted.
// We sever the relationship here so any future calls to listen or connect
// will create a new implementation.
mImpl->ShutdownOnMainThread();
XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
new ShutdownSocketTask(mImpl));
mImpl = nullptr;
NotifyDisconnect();
}
void
UnixSocketImpl::OnFileCanReadWithoutBlocking(int aFd)
{
MOZ_ASSERT(!NS_IsMainThread());
MOZ_ASSERT(!mShuttingDownOnIOThread);
SocketConnectionStatus status = mConsumer->GetConnectionStatus();
if (status == SOCKET_CONNECTED) {
// Read all of the incoming data.
while (true) {
uint8_t data[MAX_READ_SIZE];
ssize_t ret = read(aFd, data, MAX_READ_SIZE);
if (ret <= 0) {
if (ret == -1) {
if (errno == EINTR) {
continue; // retry system call when interrupted
}
if (errno == EAGAIN || errno == EWOULDBLOCK) {
return; // no data available: return and re-poll
}
#ifdef DEBUG
NS_WARNING("Cannot read from network");
#endif
// else fall through to error handling on other errno's
}
// We're done with our descriptors. Ensure that spurious events don't
// cause us to end up back here.
mReadWatcher.StopWatchingFileDescriptor();
mWriteWatcher.StopWatchingFileDescriptor();
nsRefPtr<RequestClosingSocketTask> t = new RequestClosingSocketTask(this);
NS_DispatchToMainThread(t);
return;
}
UnixSocketRawData* incoming = new UnixSocketRawData(ret);
memcpy(incoming->mData, data, ret);
nsRefPtr<SocketReceiveTask> t = new SocketReceiveTask(this, incoming);
NS_DispatchToMainThread(t);
// If ret is less than MAX_READ_SIZE, there's no more data in the socket
// for us to read now.
if (ret < ssize_t(MAX_READ_SIZE)) {
return;
}
}
MOZ_NOT_REACHED("We returned early");
}
if (status == SOCKET_LISTENING) {
int client_fd = accept(mFd.get(), (struct sockaddr*)&mAddr, &mAddrSize);
if (client_fd < 0) {
return;
}
if (!mConnector->SetUp(client_fd)) {
NS_WARNING("Could not set up socket!");
return;
}
mReadWatcher.StopWatchingFileDescriptor();
mWriteWatcher.StopWatchingFileDescriptor();
mFd.reset(client_fd);
if (!SetSocketFlags()) {
return;
}
mIOLoop = nullptr;
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_SUCCESS);
NS_DispatchToMainThread(t);
SetUpIO();
}
}
void
UnixSocketImpl::OnFileCanWriteWithoutBlocking(int aFd)
{
MOZ_ASSERT(!NS_IsMainThread());
MOZ_ASSERT(!mShuttingDownOnIOThread);
MOZ_ASSERT(aFd >= 0);
SocketConnectionStatus status = mConsumer->GetConnectionStatus();
if (status == SOCKET_CONNECTED) {
// Try to write the bytes of mCurrentRilRawData. If all were written, continue.
//
// Otherwise, save the byte position of the next byte to write
// within mCurrentWriteOffset, and request another write when the
// system won't block.
//
while (true) {
UnixSocketRawData* data;
if (mOutgoingQ.IsEmpty()) {
return;
}
data = mOutgoingQ.ElementAt(0);
const uint8_t *toWrite;
toWrite = data->mData;
while (data->mCurrentWriteOffset < data->mSize) {
ssize_t write_amount = data->mSize - data->mCurrentWriteOffset;
ssize_t written;
written = write (aFd, toWrite + data->mCurrentWriteOffset,
write_amount);
if (written > 0) {
data->mCurrentWriteOffset += written;
}
if (written != write_amount) {
break;
}
}
if (data->mCurrentWriteOffset != data->mSize) {
MessageLoopForIO::current()->WatchFileDescriptor(
aFd,
false,
MessageLoopForIO::WATCH_WRITE,
&mWriteWatcher,
this);
return;
}
mOutgoingQ.RemoveElementAt(0);
delete data;
}
} else if (status == SOCKET_CONNECTING) {
int error, ret;
socklen_t len = sizeof(error);
ret = getsockopt(mFd.get(), SOL_SOCKET, SO_ERROR, &error, &len);
if (ret || error) {
NS_WARNING("getsockopt failure on async socket connect!");
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
if (!SetSocketFlags()) {
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
if (!mConnector->SetUp(mFd)) {
NS_WARNING("Could not set up socket!");
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_ERROR);
NS_DispatchToMainThread(t);
return;
}
nsRefPtr<OnSocketEventTask> t =
new OnSocketEventTask(this, OnSocketEventTask::CONNECT_SUCCESS);
NS_DispatchToMainThread(t);
SetUpIO();
}
}
void
UnixSocketConsumer::GetSocketAddr(nsAString& aAddrStr)
{
aAddrStr.Truncate();
if (!mImpl || mConnectionStatus != SOCKET_CONNECTED) {
NS_WARNING("No socket currently open!");
return;
}
mImpl->GetSocketAddr(aAddrStr);
}
void
UnixSocketConsumer::NotifySuccess()
{
MOZ_ASSERT(NS_IsMainThread());
mConnectionStatus = SOCKET_CONNECTED;
OnConnectSuccess();
}
void
UnixSocketConsumer::NotifyError()
{
MOZ_ASSERT(NS_IsMainThread());
mConnectionStatus = SOCKET_DISCONNECTED;
OnConnectError();
}
void
UnixSocketConsumer::NotifyDisconnect()
{
MOZ_ASSERT(NS_IsMainThread());
mConnectionStatus = SOCKET_DISCONNECTED;
OnDisconnect();
}
bool
UnixSocketConsumer::ConnectSocket(UnixSocketConnector* aConnector,
const char* aAddress,
int aDelayMs)
{
MOZ_ASSERT(aConnector);
MOZ_ASSERT(NS_IsMainThread());
nsAutoPtr<UnixSocketConnector> connector(aConnector);
if (mImpl) {
NS_WARNING("Socket already connecting/connected!");
return false;
}
nsCString addr(aAddress);
mImpl = new UnixSocketImpl(this, connector.forget(), addr);
MessageLoop* ioLoop = XRE_GetIOMessageLoop();
mConnectionStatus = SOCKET_CONNECTING;
if (aDelayMs > 0) {
SocketDelayedConnectTask* connectTask = new SocketDelayedConnectTask(mImpl);
mImpl->SetDelayedConnectTask(connectTask);
MessageLoop::current()->PostDelayedTask(FROM_HERE, connectTask, aDelayMs);
} else {
ioLoop->PostTask(FROM_HERE, new SocketConnectTask(mImpl));
}
return true;
}
bool
UnixSocketConsumer::ListenSocket(UnixSocketConnector* aConnector)
{
MOZ_ASSERT(aConnector);
MOZ_ASSERT(NS_IsMainThread());
nsAutoPtr<UnixSocketConnector> connector(aConnector);
if (mImpl) {
NS_WARNING("Socket already connecting/connected!");
return false;
}
mImpl = new UnixSocketImpl(this, connector.forget(), EmptyCString());
mConnectionStatus = SOCKET_LISTENING;
XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
new SocketAcceptTask(mImpl));
return true;
}
} // namespace ipc
} // namespace mozilla