41adb8caf3
radio_current_sstrength returns current value
117 lines
3.2 KiB
C
117 lines
3.2 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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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
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* 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 Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* 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 INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: cooja-radio.h,v 1.2 2007/05/18 15:20:20 fros4943 Exp $
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*/
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#ifndef __COOJA_RADIO_H__
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#define __COOJA_RADIO_H__
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#include "contiki.h"
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#include "contiki-conf.h"
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#include "dev/radio.h"
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#include "net/uip.h"
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#include "net/uip-fw.h"
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#define COOJA_RADIO_BUFSIZE UIP_BUFSIZE
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#define COOJA_RADIO_DROPPED UIP_FW_DROPPED
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#define COOJA_RADIO_TOOLARGE UIP_FW_TOOLARGE
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#define COOJA_RADIO_ZEROLEN UIP_FW_ZEROLEN
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#define COOJA_RADIO_OK UIP_FW_OK
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extern const struct radio_driver cooja_driver;
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/**
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* Turn radio hardware on.
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*/
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int
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radio_on(void);
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/**
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* Turn radio hardware off.
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*/
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int
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radio_off(void);
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/**
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* Set radio receiver.
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*/
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void
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radio_set_receiver(void (* recv)(const struct radio_driver *));
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/**
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* Set radio channel.
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*/
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void
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radio_set_channel(int channel);
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/**
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* Set transmission power of transceiver.
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*
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* \param p The power of the tranceiver, between 1 (lowest) and 100
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* (highest).
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*/
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void
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radio_set_txpower(unsigned char p);
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/**
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* Send a packet from the given buffer with the given length.
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*/
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int
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radio_send(const u8_t *payload, u16_t payload_len);
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/**
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* Check if an incoming packet has been received.
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*
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* This function checks the receive buffer to see if an entire packet
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* has been received.
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*
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* \return The length of the received packet, or 0 if no packet has
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* been received.
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*/
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u16_t
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radio_read(u8_t *buf, u16_t bufsize);
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/**
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* This function returns the signal strength of the last
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* received packet. This function typically is called when a packet
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* has been received.
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*/
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int radio_sstrength(void);
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/**
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* This function measures and returns the signal strength.
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*/
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int radio_current_sstrength(void);
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#endif /* __COOJA_RADIO_H__ */
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