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Diffstat (limited to 'src/req.hpp')
-rw-r--r-- | src/req.hpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/req.hpp b/src/req.hpp new file mode 100644 index 0000000..023778e --- /dev/null +++ b/src/req.hpp @@ -0,0 +1,91 @@ +/* + Copyright (c) 2007-2012 iMatix Corporation + Copyright (c) 2009-2011 250bpm s.r.o. + Copyright (c) 2011 VMware, Inc. + Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + 0MQ is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef __ZMQ_REQ_HPP_INCLUDED__ +#define __ZMQ_REQ_HPP_INCLUDED__ + +#include "dealer.hpp" +#include "stdint.hpp" + +namespace zmq +{ + + class ctx_t; + class msg_t; + class io_thread_t; + class socket_base_t; + + class req_t : public dealer_t + { + public: + + req_t (zmq::ctx_t *parent_, uint32_t tid_, int sid_); + ~req_t (); + + // Overloads of functions from socket_base_t. + int xsend (zmq::msg_t *msg_, int flags_); + int xrecv (zmq::msg_t *msg_, int flags_); + bool xhas_in (); + bool xhas_out (); + + private: + + // If true, request was already sent and reply wasn't received yet or + // was raceived partially. + bool receiving_reply; + + // If true, we are starting to send/recv a message. The first part + // of the message must be empty message part (backtrace stack bottom). + bool message_begins; + + req_t (const req_t&); + const req_t &operator = (const req_t&); + }; + + class req_session_t : public dealer_session_t + { + public: + + req_session_t (zmq::io_thread_t *io_thread_, bool connect_, + zmq::socket_base_t *socket_, const options_t &options_, + const address_t *addr_); + ~req_session_t (); + + // Overloads of the functions from session_base_t. + int push_msg (msg_t *msg_); + void reset (); + + private: + + enum { + identity, + bottom, + body + } state; + + req_session_t (const req_session_t&); + const req_session_t &operator = (const req_session_t&); + }; + +} + +#endif |