Fix memory bounds error

[proxmark3-svn] / armsrc / mifareutil.h

//-----------------------------------------------------------------------------\r
// Merlok, May 2011\r
// Many authors, that makes it possible\r
//\r
// This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
// at your option, any later version. See the LICENSE.txt file for the text of\r
// the license.\r
//-----------------------------------------------------------------------------\r
// code for work with mifare cards.\r
//-----------------------------------------------------------------------------\r
\r
#ifndef __MIFAREUTIL_H\r
#define __MIFAREUTIL_H\r
\r
#include <stdint.h>\r
#include <stdbool.h>\r
\r
#include "crapto1/crapto1.h"\r
#include "usb_cdc.h"\r
\r
// mifare authentication\r
#define CRYPT_NONE    0\r
#define CRYPT_ALL     1\r
#define CRYPT_REQUEST 2\r
#define AUTH_FIRST    0	\r
#define AUTH_NESTED   2\r
#define AUTHENTICATION_TIMEOUT 848			// card times out 1ms after wrong authentication (according to NXP documentation)\r
#define PRE_AUTHENTICATION_LEADTIME 400		// some (non standard) cards need a pause after select before they are ready for first authentication\r
\r
// mifare 4bit card answers\r
#define CARD_ACK      0x0A  // 1010 - ACK\r
#define CARD_NACK_NA  0x04  // 0100 - NACK, not allowed (command not allowed)\r
#define CARD_NACK_TR  0x05  // 0101 - NACK, transmission error\r
\r
// reader voltage field detector\r
#define MF_MINFIELDV      4000\r
\r
// debug\r
// 0 - no debug messages 1 - error messages 2 - all messages 4 - extended debug mode\r
#define MF_DBG_NONE          0\r
#define MF_DBG_ERROR         1\r
#define MF_DBG_ALL           2\r
#define MF_DBG_EXTENDED      4\r
\r
extern int MF_DBGLEVEL;\r
\r
//functions\r
int mifare_sendcmd(uint8_t cmd, uint8_t *data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
\r
// mifare classic\r
int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r
int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing);\r
int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid); \r
int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);\r
\r
// Ultralight/NTAG...\r
int mifare_ul_ev1_auth(uint8_t *key, uint8_t *pack);\r
int mifare_ultra_auth(uint8_t *key);\r
int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData);\r
//int mifare_ultra_writeblock_compat(uint8_t blockNo, uint8_t *blockData);\r
int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData);\r
int mifare_ultra_halt();\r
\r
// desfire\r
int mifare_sendcmd_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
int mifare_sendcmd_special2(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer,uint8_t *answer_parity, uint32_t *timing);\r
int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r
int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r
\r
// crypto functions\r
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);\r
void mf_crypto1_decryptEx(struct Crypto1State *pcs, uint8_t *data_in, int len, uint8_t *data_out);\r
void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r
uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r
\r
// Mifare memory structure\r
uint8_t NumBlocksPerSector(uint8_t sectorNo);\r
uint8_t FirstBlockOfSector(uint8_t sectorNo);\r
bool IsSectorTrailer(uint8_t blockNo);\r
uint8_t SectorTrailer(uint8_t blockNo);\r
\r
// emulator functions\r
void emlClearMem(void);\r
void emlSetMem(uint8_t *data, int blockNum, int blocksCount);\r
void emlGetMem(uint8_t *data, int blockNum, int blocksCount);\r
void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount);\r
uint64_t emlGetKey(int sectorNum, int keyType);\r
int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum);\r
int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum);\r
int emlCheckValBl(int blockNum);\r
\r
// mifare check keys\r
typedef uint8_t TKeyIndex[2][40];\r
int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);\r
int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel);\r
int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex);\r
\r
#endif\r