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[proxmark3-svn] / armsrc / BigBuf.h
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117d9ec2 1//-----------------------------------------------------------------------------
2// Jonathan Westhues, Aug 2005
3// Gerhard de Koning Gans, April 2008, May 2011
4//
5// This code is licensed to you under the terms of the GNU GPL, version 2 or,
6// at your option, any later version. See the LICENSE.txt file for the text of
7// the license.
8//-----------------------------------------------------------------------------
9// BigBuf and functions to allocate/free parts of it.
10//-----------------------------------------------------------------------------
11
12#ifndef __BIGBUF_H
13#define __BIGBUF_H
14
a8ee6687 15#include "proxmark3.h"
a8ee6687 16#include "string.h"
53d5dc64 17#include "ticks.h"
117d9ec2 18
19#define BIGBUF_SIZE 40000
f71f4deb 20#define MAX_FRAME_SIZE 256 // maximum allowed ISO14443 frame
21#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 7) / 8)
22#define MAX_MIFARE_FRAME_SIZE 18 // biggest Mifare frame is answer to a read (one block = 16 Bytes) + 2 Bytes CRC
23#define MAX_MIFARE_PARITY_SIZE 3 // need 18 parity bits for the 18 Byte above. 3 Bytes are enough to store these
117d9ec2 24#define CARD_MEMORY_SIZE 4096
f71f4deb 25#define DMA_BUFFER_SIZE 128
117d9ec2 26
27extern uint8_t *BigBuf_get_addr(void);
f71f4deb 28extern uint8_t *BigBuf_get_EM_addr(void);
29extern uint16_t BigBuf_max_traceLen(void);
b10a759f 30extern void BigBuf_Clear(void);
a739812e 31extern void BigBuf_Clear_ext(bool verbose);
c0f15a05 32extern void BigBuf_Clear_keep_EM(void);
117d9ec2 33extern uint8_t *BigBuf_malloc(uint16_t);
34extern void BigBuf_free(void);
f71f4deb 35extern void BigBuf_free_keep_EM(void);
7838f4be 36extern void BigBuf_print_status(void);
b10a759f 37extern uint16_t BigBuf_get_traceLen(void);
7838f4be 38extern void clear_trace(void);
b10a759f 39extern void set_tracing(bool enable);
40extern bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag);
41extern int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader);
42extern uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length);
117d9ec2 43#endif /* __BIGBUF_H */
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