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48 lines
2.1 KiB
C
48 lines
2.1 KiB
C
//-----------------------------------------------------------------------------
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// Jonathan Westhues, Aug 2005
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// Gerhard de Koning Gans, April 2008, May 2011
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//
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// This code is licensed to you under the terms of the GNU GPL, version 2 or,
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// at your option, any later version. See the LICENSE.txt file for the text of
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// the license.
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//-----------------------------------------------------------------------------
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// BigBuf and functions to allocate/free parts of it.
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//-----------------------------------------------------------------------------
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#ifndef __BIGBUF_H
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#define __BIGBUF_H
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#include <stdbool.h> // for bool
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#include "proxmark3.h"
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#include "string.h"
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#include "ticks.h"
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#define BIGBUF_SIZE 40000
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#define MAX_FRAME_SIZE 256 // maximum allowed ISO14443 frame
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#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 7) / 8)
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#define MAX_MIFARE_FRAME_SIZE 18 // biggest Mifare frame is answer to a read (one block = 16 Bytes) + 2 Bytes CRC
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#define MAX_MIFARE_PARITY_SIZE 3 // need 18 parity bits for the 18 Byte above. 3 Bytes are enough to store these
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#define CARD_MEMORY_SIZE 4096
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#define DMA_BUFFER_SIZE 256 //128 (how big is the dma?!?
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extern uint8_t *BigBuf_get_addr(void);
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extern uint8_t *BigBuf_get_EM_addr(void);
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extern uint16_t BigBuf_max_traceLen(void);
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extern void BigBuf_Clear(void);
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extern void BigBuf_Clear_ext(bool verbose);
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extern void BigBuf_Clear_keep_EM(void);
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extern void BigBuf_Clear_EM(void);
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extern uint8_t *BigBuf_malloc(uint16_t);
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extern void BigBuf_free(void);
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extern void BigBuf_free_keep_EM(void);
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extern void BigBuf_print_status(void);
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extern uint32_t BigBuf_get_traceLen(void);
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extern void clear_trace(void);
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extern void set_tracing(bool enable);
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extern void set_tracelen(uint32_t value);
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extern bool get_tracing(void);
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extern bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag);
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extern int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader);
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extern uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length);
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#endif /* __BIGBUF_H */
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