optimization UDOL creation. does not affect on functionality. 493/head
authormerlokk <olegmsn@gmail.com>
Sat, 25 Nov 2017 19:17:56 +0000 (21:17 +0200)
committermerlokk <olegmsn@gmail.com>
Sat, 25 Nov 2017 19:17:56 +0000 (21:17 +0200)
client/emv/cmdemv.c

index da444a26659c8bca6bbe4e5b3e34841478705b9b..b188555e3d0a350349d3ed9d12fb48fbf5931cad 100644 (file)
@@ -629,23 +629,12 @@ int CmdHFEMVExec(const char *cmd) {
                                        PrintAndLog("ERROR: can't create UDOL TLV.");
                                        return 4;
                                }
-                               
-                               size_t udol_data_tlv_data_len;
-                               unsigned char *udol_data_tlv_data = tlv_encode(udol_data_tlv, &udol_data_tlv_data_len);
-                               if (!udol_data_tlv_data) {
-                                       PrintAndLog("ERROR: can't create UDOL data.");
-                                       return 4;
-                               }
 
-                               // eliminate fake tag
-                               udol_data_tlv_data_len -= 2;
-                               udol_data_tlv_data += 2;
-                               
-                               PrintAndLog("UDOL data[%d]: %s", udol_data_tlv_data_len, sprint_hex(udol_data_tlv_data, udol_data_tlv_data_len));
+                               PrintAndLog("UDOL data[%d]: %s", udol_data_tlv->len, sprint_hex(udol_data_tlv->value, udol_data_tlv->len));
                                
                                PrintAndLog("\n* Mastercard compute cryptographic checksum(UDOL)");
                                
-                               res = MSCComputeCryptoChecksum(true, udol_data_tlv_data, udol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
+                               res = MSCComputeCryptoChecksum(true, (uint8_t *)udol_data_tlv->value, udol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLog("ERROR Compute Crypto Checksum. APDU error %4x", sw);
                                        return 5;
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