mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-17 21:09:03 +00:00
80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 2007, Swedish Institute of Computer Science.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* Header file for the reliable unicast bulk transfer module
|
|
* \author
|
|
* Adam Dunkels <adam@sics.se>
|
|
*/
|
|
|
|
#ifndef RUCB_H_
|
|
#define RUCB_H_
|
|
|
|
#include "net/rime/runicast.h"
|
|
|
|
struct rucb_conn;
|
|
|
|
enum {
|
|
RUCB_FLAG_NONE,
|
|
RUCB_FLAG_NEWFILE,
|
|
RUCB_FLAG_LASTCHUNK,
|
|
};
|
|
|
|
struct rucb_callbacks {
|
|
void (* write_chunk)(struct rucb_conn *c, int offset, int flag,
|
|
char *data, int len);
|
|
int (* read_chunk)(struct rucb_conn *c, int offset, char *to,
|
|
int maxsize);
|
|
void (* timedout)(struct rucb_conn *c);
|
|
};
|
|
|
|
#define RUCB_DATASIZE 64
|
|
|
|
struct rucb_conn {
|
|
struct runicast_conn c;
|
|
const struct rucb_callbacks *u;
|
|
linkaddr_t receiver, sender;
|
|
uint16_t chunk;
|
|
uint8_t last_seqno;
|
|
int last_size;
|
|
};
|
|
|
|
void rucb_open(struct rucb_conn *c, uint16_t channel,
|
|
const struct rucb_callbacks *u);
|
|
void rucb_close(struct rucb_conn *c);
|
|
|
|
int rucb_send(struct rucb_conn *c, const linkaddr_t *receiver);
|
|
|
|
|
|
#endif /* RUCB_H_ */
|