PicoPass / iClass (#1298)
* add mdedtls for des3 implementation * add localss from RfidResearchGroup/proxmark3 * picopass reader app and rfal for communicating with picopass cards * always turn off field * close storage when keys are not found * Add mbedtls as submodule * add mbedtl_config * Switched to only including specific mbedtls files I need. Thank you @kevinwallace * cherry-pick kevinwallace sconsify * scons for mbedtls/loclass * Reset to ready state on error * unsigned FC/CN * clean FC/CN if not decoded Co-authored-by: hedger <hedger@users.noreply.github.com> Co-authored-by: あく <alleteam@gmail.com> Co-authored-by: Kevin Wallace <git+flipperzero@kevin.wallace.seattle.wa.us>
This commit is contained in:
Eric Betts
GitHub
172
lib/ST25RFAL002/source/rfal_picopass.c
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172
lib/ST25RFAL002/source/rfal_picopass.c
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#include "rfal_picopass.h"
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#include "utils.h"
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typedef struct {
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uint8_t CMD;
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uint8_t CSN[RFAL_PICOPASS_UID_LEN];
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} rfalPicoPassSelectReq;
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typedef struct {
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uint8_t CMD;
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uint8_t null[4];
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uint8_t mac[4];
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} rfalPicoPassCheckReq;
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ReturnCode rfalPicoPassPollerInitialize(void) {
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ReturnCode ret;
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EXIT_ON_ERR(ret, rfalSetMode(RFAL_MODE_POLL_PICOPASS, RFAL_BR_26p48, RFAL_BR_26p48));
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rfalSetErrorHandling(RFAL_ERRORHANDLING_NFC);
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rfalSetGT(RFAL_GT_PICOPASS);
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rfalSetFDTListen(RFAL_FDT_LISTEN_PICOPASS_POLLER);
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rfalSetFDTPoll(RFAL_FDT_POLL_PICOPASS_POLLER);
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return ERR_NONE;
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}
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ReturnCode rfalPicoPassPollerCheckPresence(void) {
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ReturnCode ret;
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uint8_t txBuf[1] = {RFAL_PICOPASS_CMD_ACTALL};
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uint8_t rxBuf[32] = {0};
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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ret = rfalTransceiveBlockingTxRx(txBuf, 1, rxBuf, 32, &recvLen, flags, fwt);
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return ret;
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}
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ReturnCode rfalPicoPassPollerIdentify(rfalPicoPassIdentifyRes* idRes) {
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ReturnCode ret;
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uint8_t txBuf[1] = {RFAL_PICOPASS_CMD_IDENTIFY};
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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ret = rfalTransceiveBlockingTxRx(
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txBuf,
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sizeof(txBuf),
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(uint8_t*)idRes,
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sizeof(rfalPicoPassIdentifyRes),
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&recvLen,
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flags,
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fwt);
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// printf("identify rx: %d %s\n", recvLen, hex2Str(idRes->CSN, RFAL_PICOPASS_UID_LEN));
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return ret;
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}
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ReturnCode rfalPicoPassPollerSelect(uint8_t* csn, rfalPicoPassSelectRes* selRes) {
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ReturnCode ret;
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rfalPicoPassSelectReq selReq;
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selReq.CMD = RFAL_PICOPASS_CMD_SELECT;
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ST_MEMCPY(selReq.CSN, csn, RFAL_PICOPASS_UID_LEN);
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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ret = rfalTransceiveBlockingTxRx(
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(uint8_t*)&selReq,
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sizeof(rfalPicoPassSelectReq),
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(uint8_t*)selRes,
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sizeof(rfalPicoPassSelectRes),
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&recvLen,
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flags,
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fwt);
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// printf("select rx: %d %s\n", recvLen, hex2Str(selRes->CSN, RFAL_PICOPASS_UID_LEN));
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if(ret == ERR_TIMEOUT) {
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return ERR_NONE;
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}
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return ret;
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}
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ReturnCode rfalPicoPassPollerReadCheck(rfalPicoPassReadCheckRes* rcRes) {
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ReturnCode ret;
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uint8_t txBuf[2] = {RFAL_PICOPASS_CMD_READCHECK, 0x02};
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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ret = rfalTransceiveBlockingTxRx(
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txBuf,
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sizeof(txBuf),
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(uint8_t*)rcRes,
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sizeof(rfalPicoPassReadCheckRes),
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&recvLen,
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flags,
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fwt);
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// printf("readcheck rx: %d %s\n", recvLen, hex2Str(rcRes->CCNR, 8));
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if(ret == ERR_CRC) {
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return ERR_NONE;
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}
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return ret;
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}
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ReturnCode rfalPicoPassPollerCheck(uint8_t* mac, rfalPicoPassCheckRes* chkRes) {
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ReturnCode ret;
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rfalPicoPassCheckReq chkReq;
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chkReq.CMD = RFAL_PICOPASS_CMD_CHECK;
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ST_MEMCPY(chkReq.mac, mac, 4);
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ST_MEMSET(chkReq.null, 0, 4);
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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// printf("check tx: %s\n", hex2Str((uint8_t *)&chkReq, sizeof(rfalPicoPassCheckReq)));
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ret = rfalTransceiveBlockingTxRx(
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(uint8_t*)&chkReq,
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sizeof(rfalPicoPassCheckReq),
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(uint8_t*)chkRes,
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sizeof(rfalPicoPassCheckRes),
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&recvLen,
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flags,
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fwt);
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// printf("check rx: %d %s\n", recvLen, hex2Str(chkRes->mac, 4));
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if(ret == ERR_CRC) {
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return ERR_NONE;
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}
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return ret;
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}
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ReturnCode rfalPicoPassPollerReadBlock(uint8_t blockNum, rfalPicoPassReadBlockRes* readRes) {
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ReturnCode ret;
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/*
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* ./reveng -w 16 -s 0c07cc47 0c064556 0c083bbf 0c09b2ae
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width=16 poly=0x1021 init=0xd924 refin=true refout=true xorout=0x0000 check=0x1329 residue=0x0000 name=(none)
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0c 06 45 56
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0c 07 cc 47
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0c 08 3b bf
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0c 09 b2 ae
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*/
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uint8_t readCmds[4][4] = {
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{RFAL_PICOPASS_CMD_READ, 6, 0x45, 0x56},
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{RFAL_PICOPASS_CMD_READ, 7, 0xcc, 0x47},
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{RFAL_PICOPASS_CMD_READ, 8, 0x3b, 0xbf},
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{RFAL_PICOPASS_CMD_READ, 9, 0xb2, 0xae}};
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uint8_t* txBuf = readCmds[blockNum - 6];
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uint16_t recvLen = 0;
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uint32_t flags = RFAL_PICOPASS_TXRX_FLAGS;
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uint32_t fwt = rfalConvMsTo1fc(20);
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ret = rfalTransceiveBlockingTxRx(
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txBuf,
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sizeof(txBuf),
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(uint8_t*)readRes,
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sizeof(rfalPicoPassReadBlockRes),
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&recvLen,
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flags,
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fwt);
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// printf("check rx: %d %s\n", recvLen, hex2Str(readRes->data, RFAL_PICOPASS_MAX_BLOCK_LEN));
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return ret;
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}
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