+\r
+//-----------------------------------------------------------------------------\r
+// Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
+// \r
+//-----------------------------------------------------------------------------\r
+void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+ \r
+ // params\r
+ uint8_t needWipe = arg0;\r
+ // bit 0 - need get UID\r
+ // bit 1 - need wupC\r
+ // bit 2 - need HALT after sequence\r
+ // bit 3 - need init FPGA and field before sequence\r
+ // bit 4 - need reset FPGA and LED\r
+ uint8_t workFlags = arg1;\r
+ uint8_t blockNo = arg2;\r
+ \r
+ // card commands\r
+ uint8_t wupC1[] = { 0x40 }; \r
+ uint8_t wupC2[] = { 0x43 }; \r
+ uint8_t wipeC[] = { 0x41 }; \r
+ \r
+ // variables\r
+ byte_t isOK = 0;\r
+ uint8_t uid[10];\r
+ uint8_t d_block[18];\r
+ uint32_t cuid;\r
+ \r
+ memset(uid, 0x00, 10);\r
+ uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+ \r
+ if (workFlags & 0x08) {\r
+ // clear trace\r
+ iso14a_clear_trace();\r
+ iso14a_set_tracing(TRUE);\r
+\r
+ iso14443a_setup();\r
+\r
+ LED_A_ON();\r
+ LED_B_OFF();\r
+ LED_C_OFF();\r
+ \r
+ SpinDelay(300);\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ SpinDelay(100);\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+ }\r
+\r
+ while (true) {\r
+ // get UID from chip\r
+ if (workFlags & 0x01) {\r
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
+ break;\r
+ };\r
+\r
+ if(mifare_classic_halt(NULL, cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
+ break;\r
+ };\r
+ };\r
+ \r
+ // reset chip\r
+ if (needWipe){\r
+ ReaderTransmitBitsPar(wupC1,7,0);\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
+ break;\r
+ };\r
+\r
+ ReaderTransmit(wipeC, sizeof(wipeC));\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wipeC error");\r
+ break;\r
+ };\r
+\r
+ if(mifare_classic_halt(NULL, cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
+ break;\r
+ };\r
+ }; \r
+\r
+ // write block\r
+ if (workFlags & 0x02) {\r
+ ReaderTransmitBitsPar(wupC1,7,0);\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
+ break;\r
+ };\r
+\r
+ ReaderTransmit(wupC2, sizeof(wupC2));\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
+ break;\r
+ };\r
+ }\r
+\r
+ if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("write block send command error");\r
+ break;\r
+ };\r
+ \r
+ memcpy(d_block, datain, 16);\r
+ AppendCrc14443a(d_block, 16);\r
+ \r
+ ReaderTransmit(d_block, sizeof(d_block));\r
+ if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("write block send data error");\r
+ break;\r
+ }; \r
+ \r
+ if (workFlags & 0x04) {\r
+ if (mifare_classic_halt(NULL, cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
+ break;\r
+ };\r
+ }\r
+ \r
+ isOK = 1;\r
+ break;\r
+ }\r
+ \r
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+// if (isOK) memcpy(ack.d.asBytes, uid, 4);\r
+ \r
+ // add trace trailer\r
+ /**\r
+ * Removed by Martin, the uid is overwritten with 0x44, \r
+ * which can 't be intended. \r
+ *\r
+ * memset(uid, 0x44, 4);\r
+ * LogTrace(uid, 4, 0, 0, TRUE);\r
+ **/\r
+ \r
+\r
+ LED_B_ON();\r
+ cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+ LED_B_OFF();\r
+\r
+ if ((workFlags & 0x10) || (!isOK)) {\r
+ // Thats it...\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ LEDsoff();\r
+ }\r
+}\r
+\r
+void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+ \r
+ // params\r
+ // bit 1 - need wupC\r
+ // bit 2 - need HALT after sequence\r
+ // bit 3 - need init FPGA and field before sequence\r
+ // bit 4 - need reset FPGA and LED\r
+ uint8_t workFlags = arg0;\r
+ uint8_t blockNo = arg2;\r
+ \r
+ // card commands\r
+ uint8_t wupC1[] = { 0x40 }; \r
+ uint8_t wupC2[] = { 0x43 }; \r
+ \r
+ // variables\r
+ byte_t isOK = 0;\r
+ uint8_t data[18];\r
+ uint32_t cuid = 0;\r
+ \r
+ memset(data, 0x00, 18);\r
+ uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+ \r
+ if (workFlags & 0x08) {\r
+ // clear trace\r
+ iso14a_clear_trace();\r
+ iso14a_set_tracing(TRUE);\r
+\r
+ iso14443a_setup();\r
+\r
+ LED_A_ON();\r
+ LED_B_OFF();\r
+ LED_C_OFF();\r
+ \r
+ SpinDelay(300);\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ SpinDelay(100);\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+ }\r
+\r
+ while (true) {\r
+ if (workFlags & 0x02) {\r
+ ReaderTransmitBitsPar(wupC1,7,0);\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC1 error");\r
+ break;\r
+ };\r
+\r
+ ReaderTransmit(wupC2, sizeof(wupC2));\r
+ if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("wupC2 error");\r
+ break;\r
+ };\r
+ }\r
+\r
+ // read block\r
+ if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer) != 18)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("read block send command error");\r
+ break;\r
+ };\r
+ memcpy(data, receivedAnswer, 18);\r
+ \r
+ if (workFlags & 0x04) {\r
+ if (mifare_classic_halt(NULL, cuid)) {\r
+ if (MF_DBGLEVEL >= 1) Dbprintf("Halt error");\r
+ break;\r
+ };\r
+ }\r
+ \r
+ isOK = 1;\r
+ break;\r
+ }\r
+ \r
+// UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+// if (isOK) memcpy(ack.d.asBytes, data, 18);\r
+ \r
+ // add trace trailer\r
+ /*\r
+ * Removed by Martin, this piece of overwrites the 'data' variable \r
+ * which is sent two lines down, and is obviously not correct. \r
+ * \r
+ * memset(data, 0x44, 4);\r
+ * LogTrace(data, 4, 0, 0, TRUE);\r
+ */\r
+ LED_B_ON();\r
+ cmd_send(CMD_ACK,isOK,0,0,data,18);\r
+// UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+ LED_B_OFF();\r
+\r
+ if ((workFlags & 0x10) || (!isOK)) {\r
+ // Thats it...\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ LEDsoff();\r
+ }\r
+}\r
+\r