90 lines
3.1 KiB
C
90 lines
3.1 KiB
C
/**
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* @file DPRelay.h
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef BADVPN_CLIENT_DPRELAY_H
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#define BADVPN_CLIENT_DPRELAY_H
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#include <stdint.h>
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#include <limits.h>
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#include <protocol/scproto.h>
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#include <protocol/dataproto.h>
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#include <misc/debug.h>
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#include <structure/LinkedList1.h>
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#include <base/DebugObject.h>
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#include <flow/BufferWriter.h>
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#include <client/DataProto.h>
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struct DPRelay_flow;
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typedef struct {
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int frame_mtu;
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BufferWriter writer;
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DataProtoSource dp_source;
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struct DPRelay_flow *current_flow;
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DebugObject d_obj;
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DebugCounter d_ctr;
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} DPRelayRouter;
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typedef struct {
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DPRelayRouter *router;
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peerid_t source_id;
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LinkedList1 flows_list;
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DebugObject d_obj;
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} DPRelaySource;
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typedef struct {
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peerid_t dest_id;
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LinkedList1 flows_list;
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DataProtoSink *dp_sink;
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DebugObject d_obj;
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} DPRelaySink;
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struct DPRelay_flow {
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DPRelaySource *src;
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DPRelaySink *sink;
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DataProtoFlow dp_flow;
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LinkedList1Node src_list_node;
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LinkedList1Node sink_list_node;
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};
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int DPRelayRouter_Init (DPRelayRouter *o, int frame_mtu, BReactor *reactor) WARN_UNUSED;
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void DPRelayRouter_Free (DPRelayRouter *o);
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void DPRelayRouter_SubmitFrame (DPRelayRouter *o, DPRelaySource *src, DPRelaySink *sink, uint8_t *data, int data_len, int num_packets, int inactivity_time);
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void DPRelaySource_Init (DPRelaySource *o, DPRelayRouter *router, peerid_t source_id, BReactor *reactor);
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void DPRelaySource_Free (DPRelaySource *o);
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void DPRelaySink_Init (DPRelaySink *o, peerid_t dest_id);
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void DPRelaySink_Free (DPRelaySink *o);
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void DPRelaySink_Attach (DPRelaySink *o, DataProtoSink *dp_sink);
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void DPRelaySink_Detach (DPRelaySink *o);
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#endif
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