void rpc_DataSink( CRpcIo & rpc_io, uint32_t size )
{
if( size == 0 )
return;
CBuffer buffer( size );
rpc_io.Read( &buffer, size );
}
void rpcMessage::Receive(CRpcIo &rpc_io)
{
m_pos = 0;
rpc_io.Read(&m_type, 1);
if (m_type == RPC_TYPE_DTB) {}
else if (m_type == RPC_TYPE_DTB_DATA)
{ // remove unexpected data message from queue
uint16_t size = 0;
rpc_io.Read(&size, 3);
rpc_DataSink(rpc_io, size);
throw CRpcError(CRpcError::NO_CMD_MSG);
}
else if (m_type == RPC_TYPE_DTB_DATA_OLD)
{ // remove unexpected old data message from queue
uint8_t chn;
uint16_t size;
rpc_io.Read(&chn, 1);
rpc_io.Read(&size, 2);
rpc_DataSink(rpc_io, size);
throw CRpcError(CRpcError::NO_CMD_MSG);
}
else throw CRpcError(CRpcError::WRONG_MSG_TYPE);
rpc_io.Read(&m_cmd, 2);
rpc_io.Read(&m_size, 1);
if (m_size) rpc_io.Read(m_par, m_size);
}
void CDataHeader::RecvHeader(CRpcIo &rpc_io)
{
rpc_io.Read(&m_type, 1);
if (m_type == RPC_TYPE_DTB_DATA) {}
else if (m_type == RPC_TYPE_DTB)
{ // remove unexpected command message from queue
uint16_t cmd;
uint8_t size;
rpc_io.Read(&cmd, 2);
rpc_io.Read(&size, 1);
rpc_DataSink(rpc_io, size);
throw CRpcError(CRpcError::NO_DATA_MSG);
}
else if (m_type == RPC_TYPE_DTB_DATA_OLD)
{ // remove unexpected old data message from queue
uint8_t chn;
uint16_t size;
rpc_io.Read(&chn, 1);
rpc_io.Read(&size, 2);
rpc_DataSink(rpc_io, size);
throw CRpcError(CRpcError::NO_CMD_MSG);
}
else throw CRpcError(CRpcError::WRONG_MSG_TYPE);
m_size = 0;
rpc_io.Read(&m_size, 3);
}
void rpc_Receive(CRpcIo &rpc_io, string &x)
{
CDataHeader msg;
msg.RecvHeader(rpc_io);
x.clear();
x.reserve(msg.m_size);
char ch;
for (uint32_t i=0; i<msg.m_size; i++)
{
rpc_io.Read(&ch, 1);
x.push_back(ch);
}
}
void rpc_Receive( CRpcIo & rpc_io, string & x )
{
CDataHeader msg;
msg.RecvHeader( rpc_io );
x.clear( );
x.reserve( msg.m_size );
//std::cout << "rpc_Receive " << msg.m_size << " bytes" << std::endl;
char ch;
for( uint32_t i = 0; i < msg.m_size; i++ ) {
rpc_io.Read( &ch, 1 ); // usb.cpp Read
x.push_back( ch );
}
}