Exemplo n.º 1
0
bool Connection::sendOutgoingMessage(MessageID messageID, PassOwnPtr<ArgumentEncoder> arguments)
{
    ASSERT(m_socket);

    // We put the message ID last.
    arguments->encodeUInt32(messageID.toInt());

    size_t bufferSize = arguments->bufferSize();

    // Write message size first
    // FIXME: Should  just do a single write.
    qint64 bytesWrittenForSize = m_socket->write(reinterpret_cast<char*>(&bufferSize), sizeof(bufferSize));
    if (bytesWrittenForSize != sizeof(bufferSize)) {
        connectionDidClose();
        return false;
    }

    qint64 bytesWrittenForBuffer = m_socket->write(reinterpret_cast<char*>(arguments->buffer()), arguments->bufferSize());
    if (bytesWrittenForBuffer != arguments->bufferSize()) {
        connectionDidClose();
        return false;
    }

    m_socket->flush();

    return true;
}
Exemplo n.º 2
0
bool Connection::sendOutgoingMessage(MessageID messageID, PassOwnPtr<ArgumentEncoder> arguments)
{
    ASSERT(m_socket);

    // We put the message ID last.
    arguments->encodeUInt32(messageID.toInt());

    size_t bufferSize = arguments->bufferSize();

    // Write message size first
    // FIXME: Should  just do a single write.
    m_socket->write(reinterpret_cast<char*>(&bufferSize), sizeof(bufferSize));

    qint64 bytesWritten = m_socket->write(reinterpret_cast<char*>(arguments->buffer()), arguments->bufferSize());

    ASSERT_UNUSED(bytesWritten, bytesWritten == arguments->bufferSize());
    return true;
}
Exemplo n.º 3
0
bool Connection::sendOutgoingMessage(MessageID messageID, PassOwnPtr<ArgumentEncoder> arguments)
{
    if (m_socket < 0)
        return false;

    // We put the message ID last.
    arguments->encodeUInt32(messageID.toInt());

    size_t bufferSize = arguments->bufferSize();

    // Send the message size first.
    if (!writeBytesToSocket(m_socket, reinterpret_cast<uint8_t*>(&bufferSize), sizeof(size_t)))
        return false;

    if (!writeBytesToSocket(m_socket, arguments->buffer(), arguments->bufferSize()))
        return false;

    return true;
}
Exemplo n.º 4
0
bool Connection::sendOutgoingMessage(MessageID messageID, PassOwnPtr<ArgumentEncoder> arguments)
{
    ASSERT(!m_pendingWriteArguments);

    // Just bail if the handle has been closed.
    if (m_connectionPipe == INVALID_HANDLE_VALUE)
        return false;

    // We put the message ID last.
    arguments->encodeUInt32(messageID.toInt());

    // Write the outgoing message.

    if (::WriteFile(m_connectionPipe, arguments->buffer(), arguments->bufferSize(), 0, &m_writeState)) {
        // We successfully sent this message.
        return true;
    }

    DWORD error = ::GetLastError();

    if (error == ERROR_NO_DATA) {
        // The pipe is being closed.
        connectionDidClose();
        return false;
    }

    if (error != ERROR_IO_PENDING) {
        ASSERT_NOT_REACHED();
        return false;
    }

    // The message will be sent soon. Hold onto the arguments so that they won't be destroyed
    // before the write completes.
    m_pendingWriteArguments = arguments;

    // We can only send one asynchronous message at a time (see comment in platformCanSendOutgoingMessages).
    return false;
}