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108 lines
3.7 KiB
C
108 lines
3.7 KiB
C
/* ----------------------------------------------------------------------------
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* ATMEL Microcontroller Software Support
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* ----------------------------------------------------------------------------
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* Copyright (c) 2009, Atmel Corporation
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*
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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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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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#ifdef HAVE_SNIFFER
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/*------------------------------------------------------------------------------
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* Headers
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*------------------------------------------------------------------------------*/
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#include "board.h"
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#include <string.h>
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/*------------------------------------------------------------------------------
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* Internal definitions
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*------------------------------------------------------------------------------*/
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/** Maximum ucSize in bytes of the smartcard answer to a command.*/
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#define MAX_ANSWER_SIZE 10
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/** Maximum ATR ucSize in bytes.*/
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#define MAX_ATR_SIZE 55
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/*------------------------------------------------------------------------------
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* Internal variables
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*------------------------------------------------------------------------------*/
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/** ISO7816 pins */
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static const Pin pinsISO7816_sniff[] = { PINS_SIM_SNIFF_SIM };
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static const Pin pins_bus[] = { PINS_BUS_SNIFF };
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static const Pin pPwr[] = {
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/* Enable power converter 4.5-6V to 3.3V; low: off */
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{SIM_PWEN, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT},
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/* Enable second power converter: VCC_PHONE to VCC_SIM; high: on */
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{VCC_FWD, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
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};
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static struct Usart_info usart_info = {
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.base = USART_PHONE,
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.id = ID_USART_PHONE,
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.state = USART_RCV,
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};
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/*-----------------------------------------------------------------------------
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* Initialization routine
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*-----------------------------------------------------------------------------*/
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void Sniffer_configure(void)
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{
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TRACE_INFO("Sniffer config\n");
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}
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void Sniffer_exit(void)
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{
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TRACE_INFO("Sniffer exit\n");
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USART_DisableIt(USART_PHONE, US_IER_RXRDY);
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NVIC_DisableIRQ(USART1_IRQn);
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USART_SetReceiverEnabled(USART_PHONE, 0);
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}
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void Sniffer_init(void)
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{
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TRACE_INFO("Sniffer Init\n");
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/* Configure ISO7816 driver */
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PIO_Configure(pinsISO7816_sniff, PIO_LISTSIZE(pinsISO7816_sniff));
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PIO_Configure(pins_bus, PIO_LISTSIZE(pins_bus));
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PIO_Configure(pPwr, PIO_LISTSIZE(pPwr));
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ISO7816_Init(&usart_info, CLK_SLAVE);
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USART_SetReceiverEnabled(USART_PHONE, 1);
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USART_EnableIt(USART_PHONE, US_IER_RXRDY);
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NVIC_EnableIRQ(USART1_IRQn);
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}
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void Sniffer_run(void)
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{
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check_data_from_phone();
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}
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#endif /* HAVE_SNIFFER */
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