+int CmdHF14AAPDU(const char *cmd) {
+ uint8_t data[USB_CMD_DATA_SIZE];
+ int datalen = 0;
+ uint8_t cmdc = 0;
+ uint8_t first, second;
+ bool activateField = false;
+ bool leaveSignalON = false;
+ bool decodeTLV = false;
+
+ if (strlen(cmd) < 2) {
+ PrintAndLog("Usage: hf 14a apdu [-s] [-k] [-t] <APDU (hex)>");
+ PrintAndLog(" -s activate field and select card");
+ PrintAndLog(" -k leave the signal field ON after receive response");
+ PrintAndLog(" -t executes TLV decoder if it possible");
+ return 0;
+ }
+
+ int cmdp = 0;
+ while(param_getchar(cmd, cmdp) != 0x00) {
+ char c = param_getchar(cmd, cmdp);
+ if ((c == '-') && (param_getlength(cmd, cmdp) == 2))
+ switch (param_getchar_indx(cmd, 1, cmdp)) {
+ case 's':
+ case 'S':
+ activateField = true;
+ break;
+ case 'k':
+ case 'K':
+ leaveSignalON = true;
+ break;
+ case 't':
+ case 'T':
+ decodeTLV = true;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar_indx(cmd, 1, cmdp));
+ return 1;
+ }
+
+ if (isxdigit(c)) {
+ switch(param_gethex_to_eol(cmd, cmdp, data, sizeof(data), &datalen)) {
+ case 1:
+ PrintAndLog("Invalid HEX value.");
+ return 1;
+ case 2:
+ PrintAndLog("APDU too large.");
+ return 1;
+ case 3:
+ PrintAndLog("Hex must have even number of digits.");
+ return 1;
+ }
+
+ // we get all the hex to end of line with spaces
+ break;
+ }
+
+ cmdp++;
+ }
+
+ if (activateField)
+ cmdc |= ISO14A_CONNECT;
+ if (leaveSignalON)
+ cmdc |= ISO14A_NO_DISCONNECT;
+
+ // ISO 14443 APDU frame: PCB [CID] [NAD] APDU CRC PCB=0x02
+ memmove(data + 1, data, datalen);
+ data[0] = 0x02; // bnr,nad,cid,chn=0; i-block(0x00)
+ datalen++;
+
+ ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
+ data[datalen++] = first;
+ data[datalen++] = second;
+
+ PrintAndLog("--%s %s %s >>>> %s", activateField ? "sel": "", leaveSignalON ? "keep": "", decodeTLV ? "TLV": "", sprint_hex(data, datalen));
+
+ // "Command APDU" length should be 5+255+1, but javacard's APDU buffer might be smaller - 133 bytes
+ // https://stackoverflow.com/questions/32994936/safe-max-java-card-apdu-data-command-and-respond-size
+ // here length USB_CMD_DATA_SIZE=512
+ // timeout timeout14a * 1.06 / 100, true, size, &keyBlock[6 * c], e_sector); // timeout is (ms * 106)/10 or us*0.0106
+ UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_RAW | ISO14A_SET_TIMEOUT | cmdc, (datalen & 0xFFFF), 1000 * 1000 * 1.06 / 100}};
+ memcpy(c.d.asBytes, data, datalen);
+ SendCommand(&c);
+
+ uint8_t *recv;
+ UsbCommand resp;
+
+ if (activateField) {
+ if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500))
+ return 2;
+ if (resp.arg[0] != 1)
+ return 2;
+ }
+
+ if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
+ recv = resp.d.asBytes;
+ uint8_t iLen = resp.arg[0];
+ if(!iLen)
+ return 2;
+
+ PrintAndLog("<<<< %s", sprint_hex(recv, iLen));
+
+ // check apdu length
+ if (iLen < 5) {
+ PrintAndLog("ERROR: Small APDU response.");
+ return 3;
+ }
+
+ // check block
+ if (data[0] != recv[0]) {
+ PrintAndLog("ERROR: Block type mismatch: %02x-%02x", data[0], recv[0]);
+ return 3;
+ }
+
+ // CRC Check
+ ComputeCrc14443(CRC_14443_A, recv, iLen, &first, &second);
+ if (first || second) {
+ PrintAndLog("ERROR: ISO 14443A CRC error.");
+ return 3;
+ }
+
+ PrintAndLog("APDU response: %02x %02x", recv[iLen - 4], recv[iLen - 3]); // TODO add APDU descriptions
+
+ // here TLV decoder...
+ if (decodeTLV) {
+ }
+
+ } else {
+ PrintAndLog("ERROR: Reply timeout.");
+ return 3;
+ }
+
+ return 0;
+}