// Merlok, 2011, 2017
// people from mifare@nethemba.com, 2010
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// High frequency ISO14443A commands
//-----------------------------------------------------------------------------

#ifndef MIFAREHOST_H__
#define MIFAREHOST_H__

#include <stdint.h>
#include <stdbool.h>
#include "crapto1/crapto1.h"
#include "util.h"

// defaults
// timeout in units. ms * 106 or us * 0.106
#define MF_CHKKEYS_DEFTIMEOUT         50 // 0.47ms
#define MF_CHKKEYS_SLOWTIMEOUT       106 // 1ms
#define MF_CHKKEYS_VERYSLOWTIMEOUT   530 // 5ms

// mfCSetBlock work flags
#define CSETBLOCK_UID               0x01
#define CSETBLOCK_WUPC              0x02
#define CSETBLOCK_HALT              0x04
#define CSETBLOCK_INIT_FIELD        0x08
#define CSETBLOCK_RESET_FIELD       0x10
#define CSETBLOCK_SINGLE_OPER       0x1F
#define CSETBLOCK_MAGIC_1B          0x40

typedef struct {
	uint64_t Key[2];
	int foundKey[2];
} sector_t;

extern char logHexFileName[FILE_PATH_SIZE];

extern int mfDarkside(uint64_t *key);
extern int mfnested(uint8_t blockNo, uint8_t keyType, uint16_t timeout14a, uint8_t *key, uint8_t trgBlockNo, uint8_t trgKeyType, uint8_t *ResultKeys, bool calibrate);
extern int mfCheckKeys(uint8_t blockNo, uint8_t keyType, uint16_t timeout14a, bool clear_trace, uint32_t keycnt, uint8_t *keyBlock, uint64_t *key);
extern int mfCheckKeysSec(uint8_t sectorCnt, uint8_t keyType, uint16_t timeout14a, bool clear_trace, bool init, bool drop_field, uint8_t keycnt, uint8_t * keyBlock, sector_t * e_sector);

extern int mfReadSector(uint8_t sectorNo, uint8_t keyType, uint8_t *key, uint8_t *data);

extern int mfEmlGetMem(uint8_t *data, int blockNum, int blocksCount);
extern int mfEmlSetMem(uint8_t *data, int blockNum, int blocksCount);

extern int mfCWipe(uint32_t numSectors, bool gen1b, bool wantWipe, bool wantFill);
extern int mfCSetUID(uint8_t *uid, uint8_t *atqa, uint8_t *sak, uint8_t *oldUID);
extern int mfCSetBlock(uint8_t blockNo, uint8_t *data, uint8_t *uid, bool wantWipe, uint8_t params);
extern int mfCGetBlock(uint8_t blockNo, uint8_t *data, uint8_t params);

extern int mfTraceInit(uint8_t *tuid, uint8_t *atqa, uint8_t sak, bool wantSaveToEmlFile);
extern int mfTraceDecode(uint8_t *data_src, int len, uint8_t parity, bool wantSaveToEmlFile);

extern int isTraceCardEmpty(void);
extern int isBlockEmpty(int blockN);
extern int isBlockTrailer(int blockN);
extern int loadTraceCard(uint8_t *tuid);
extern int saveTraceCard(void);
extern int tryDecryptWord(uint32_t nt, uint32_t ar_enc, uint32_t at_enc, uint8_t *data, int len);

extern int mfCIdentify();
extern int DetectClassicPrng(void);
extern bool validate_prng_nonce(uint32_t nonce);
extern void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *data, int len, bool isEncrypted);

#endif