97 lines
4.0 KiB
C
97 lines
4.0 KiB
C
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/*
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* Copyright (c) 2018, Sam Kumar <samkumar@cs.berkeley.edu>
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* Copyright (c) 2018, University of California, Berkeley
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* All rights reserved.
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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 copyright holder 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"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file
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* This file defines the interface between TCPlp and the host network stack
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* (OpenThread, in this case). It is based on content taken from TCPlp,
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* modified to work with this port of TCPlp to OpenThread.
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*/
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#ifndef TCPLP_H_
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#define TCPLP_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <errno.h>
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#include <openthread/ip6.h>
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#include <openthread/message.h>
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#include "bsdtcp/ip6.h"
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#include "bsdtcp/tcp.h"
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#include "bsdtcp/tcp_fsm.h"
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#include "bsdtcp/tcp_timer.h"
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#include "bsdtcp/tcp_var.h"
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#define RELOOKUP_REQUIRED -1
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#define CONN_LOST_NORMAL 0
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struct tcplp_signals
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{
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uint32_t links_popped;
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uint32_t bytes_acked;
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bool conn_established;
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bool recvbuf_added;
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bool rcvd_fin;
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};
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/*
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* Functions that the TCP protocol logic can call to interact with the rest of
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* the system.
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*/
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otMessage * tcplp_sys_new_message(otInstance *instance);
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void tcplp_sys_free_message(otInstance *instance, otMessage *pkt);
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void tcplp_sys_send_message(otInstance *instance, otMessage *pkt, otMessageInfo *info);
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uint32_t tcplp_sys_get_ticks();
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uint32_t tcplp_sys_get_millis();
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void tcplp_sys_set_timer(struct tcpcb *tcb, uint8_t timer_flag, uint32_t delay);
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void tcplp_sys_stop_timer(struct tcpcb *tcb, uint8_t timer_flag);
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struct tcpcb *tcplp_sys_accept_ready(struct tcpcb_listen *tpl, struct in6_addr *addr, uint16_t port);
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bool tcplp_sys_accepted_connection(struct tcpcb_listen *tpl,
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struct tcpcb * accepted,
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struct in6_addr * addr,
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uint16_t port);
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void tcplp_sys_connection_lost(struct tcpcb *tcb, uint8_t errnum);
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void tcplp_sys_on_state_change(struct tcpcb *tcb, int newstate);
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void tcplp_sys_log(const char *format, ...);
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void tcplp_sys_panic(const char *format, ...);
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bool tcplp_sys_autobind(otInstance * aInstance,
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const otSockAddr *aPeer,
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otSockAddr * aToBind,
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bool aBindAddress,
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bool aBindPort);
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uint32_t tcplp_sys_generate_isn();
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // TCPLP_H_
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