99 lines
3.7 KiB
C
99 lines
3.7 KiB
C
/**
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* @file DPReceive.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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* @section DESCRIPTION
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*
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* Receive processing for the VPN client.
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*/
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#ifndef BADVPN_CLIENT_DPRECEIVE_H
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#define BADVPN_CLIENT_DPRECEIVE_H
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#include <protocol/scproto.h>
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#include <misc/debugcounter.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 <client/DataProto.h>
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#include <client/DPRelay.h>
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#include <client/FrameDecider.h>
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typedef void (*DPReceiveDevice_output_func) (void *output_user, uint8_t *data, int data_len);
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struct DPReceiveReceiver_s;
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typedef struct {
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int device_mtu;
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DPReceiveDevice_output_func output_func;
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void *output_func_user;
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BReactor *reactor;
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int relay_flow_buffer_size;
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int relay_flow_inactivity_time;
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int packet_mtu;
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DPRelayRouter relay_router;
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int have_peer_id;
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peerid_t peer_id;
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LinkedList1 peers_list;
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DebugObject d_obj;
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} DPReceiveDevice;
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typedef struct {
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DPReceiveDevice *device;
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peerid_t peer_id;
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FrameDeciderPeer *decider_peer;
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int is_relay_client;
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DPRelaySource relay_source;
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DPRelaySink relay_sink;
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DataProtoSink *dp_sink;
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LinkedList1Node list_node;
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DebugObject d_obj;
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DebugCounter d_receivers_ctr;
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} DPReceivePeer;
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typedef struct DPReceiveReceiver_s {
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DPReceivePeer *peer;
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DPReceiveDevice *device;
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PacketPassInterface recv_if;
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DebugObject d_obj;
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} DPReceiveReceiver;
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int DPReceiveDevice_Init (DPReceiveDevice *o, int device_mtu, DPReceiveDevice_output_func output_func, void *output_func_user, BReactor *reactor, int relay_flow_buffer_size, int relay_flow_inactivity_time) WARN_UNUSED;
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void DPReceiveDevice_Free (DPReceiveDevice *o);
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void DPReceiveDevice_SetPeerID (DPReceiveDevice *o, peerid_t peer_id);
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void DPReceivePeer_Init (DPReceivePeer *o, DPReceiveDevice *device, peerid_t peer_id, FrameDeciderPeer *decider_peer, int is_relay_client);
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void DPReceivePeer_Free (DPReceivePeer *o);
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void DPReceivePeer_AttachSink (DPReceivePeer *o, DataProtoSink *dp_sink);
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void DPReceivePeer_DetachSink (DPReceivePeer *o);
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void DPReceiveReceiver_Init (DPReceiveReceiver *o, DPReceivePeer *peer);
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void DPReceiveReceiver_Free (DPReceiveReceiver *o);
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PacketPassInterface * DPReceiveReceiver_GetInput (DPReceiveReceiver *o);
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#endif
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