#include "dol.h"
#include "emv_tags.h"
#include "cmdhf14a.h"
+#include "cmdsmartcard.h"
#define TLV_ADD(tag, value)( tlvdb_change_or_add_node(tlvRoot, tag, sizeof(value) - 1, (const unsigned char *)value) )
void ParamLoadDefaults(struct tlvdb *tlvRoot) {
// process Format1 (0x80) and print Format2 (0x77)
ProcessACResponseFormat1(tlvRoot, buf, len, decodeTLV);
- PrintAndLogEx(NORMAL, "\n* * Processing online request\n");
+ uint8_t CID = 0;
+ tlvdb_get_uint8(tlvRoot, 0x9f27, &CID);
+
+ // AC1 print result
+ PrintAndLog("");
+ if ((CID & EMVAC_AC_MASK) == EMVAC_AAC) PrintAndLogEx(INFO, "AC1 result: AAC (Transaction declined)");
+ if ((CID & EMVAC_AC_MASK) == EMVAC_TC) PrintAndLogEx(INFO, "AC1 result: TC (Transaction approved)");
+ if ((CID & EMVAC_AC_MASK) == EMVAC_ARQC) PrintAndLogEx(INFO, "AC1 result: ARQC (Online authorisation requested)");
+ if ((CID & EMVAC_AC_MASK) == EMVAC_AC_MASK) PrintAndLogEx(INFO, "AC1 result: RFU");
+
+ // decode Issuer Application Data (IAD)
+ uint8_t CryptoVersion = 0;
+ const struct tlv *IAD = tlvdb_get(tlvRoot, 0x9f10, NULL);
+ if (IAD && (IAD->len > 1)) {
+ PrintAndLogEx(NORMAL, "\n* * Issuer Application Data (IAD):");
+ uint8_t VDDlen = IAD->value[0]; // Visa discretionary data length
+ uint8_t IDDlen = 0; // Issuer discretionary data length
+ PrintAndLogEx(NORMAL, "IAD length: %d", IAD->len);
+ PrintAndLogEx(NORMAL, "VDDlen: %d", VDDlen);
+ if (VDDlen < IAD->len - 1)
+ IDDlen = IAD->value[VDDlen + 1];
+ PrintAndLogEx(NORMAL, "IDDlen: %d", IDDlen);
+
+ uint8_t DerivKeyIndex = IAD->value[1];
+ CryptoVersion = IAD->value[2];
+
+ PrintAndLogEx(NORMAL, "CryptoVersion: %d", CryptoVersion);
+ PrintAndLogEx(NORMAL, "DerivKeyIndex: %d", DerivKeyIndex);
+
+ // Card Verification Results (CVR) decode
+ if ((VDDlen - 2) > 0) {
+ uint8_t CVRlen = IAD->value[3];
+ if (CVRlen == (VDDlen - 2 - 1)) {
+ PrintAndLogEx(NORMAL, "CVR length: %d", CVRlen);
+ PrintAndLogEx(NORMAL, "CVR: %s", sprint_hex(&IAD->value[4], CVRlen));
+ } else {
+ PrintAndLogEx(NORMAL, "Wrong CVR length! CVR: %s", sprint_hex(&IAD->value[3], VDDlen - 2));
+ }
+ }
+ if (IDDlen)
+ PrintAndLogEx(NORMAL, "IDD: %s", sprint_hex(&IAD->value[VDDlen + 1], IDDlen));
+ } else {
+ PrintAndLogEx(NORMAL, "Issuer Application Data (IAD) not found.");
+ }
+
+ PrintAndLogEx(NORMAL, "\n* * Processing online request");
// authorization response code from acquirer
- const char HostResponse[] = "00"; //0 x3030
- PrintAndLogEx(NORMAL, "* * Host Response: `%s`", HostResponse);
- tlvdb_change_or_add_node(tlvRoot, 0x8a, sizeof(HostResponse) - 1, (const unsigned char *)HostResponse);
+ const char HostResponse[] = "00"; // 0x3030
+ size_t HostResponseLen = sizeof(HostResponse) - 1;
+ PrintAndLogEx(NORMAL, "Host Response: `%s`", HostResponse);
+ tlvdb_change_or_add_node(tlvRoot, 0x8a, HostResponseLen, (const unsigned char *)HostResponse);
+
+ if (CryptoVersion == 10) {
+ PrintAndLogEx(NORMAL, "\n* * Generate ARPC");
+
+ // Application Cryptogram (AC)
+ const struct tlv *AC = tlvdb_get(tlvRoot, 0x9f26, NULL);
+ if (AC && (AC->len > 0)) {
+ PrintAndLogEx(NORMAL, "AC: %s", sprint_hex(AC->value, AC->len));
+ size_t rawARPClen = AC->len;
+ uint8_t rawARPC[rawARPClen];
+ memcpy(rawARPC, AC->value, AC->len);
+ for (int i = 0; (i < HostResponseLen) && (i < rawARPClen); i++)
+ rawARPC[i] ^= HostResponse[i];
+ PrintAndLogEx(NORMAL, "raw ARPC: %s", sprint_hex(rawARPC, rawARPClen));
+
+ // here must be calculation of ARPC, but we dont know a bank keys.
+ PrintAndLogEx(NORMAL, "ARPC: n/a");
+
+ } else {
+ PrintAndLogEx(NORMAL, "Application Cryptogram (AC) not found.");
+ }
+ // here must be external authenticate, but we dont know ARPC
+
}
-
+
+
+ // needs to send AC2 command (res == ARQC)
+ if ((CID & EMVAC_AC_MASK) == EMVAC_ARQC) {
+ PrintAndLogEx(NORMAL, "\n* * Calc CDOL2");
+ struct tlv *cdol2_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x8d, NULL), tlvRoot, 0x01); // 0x01 - dummy tag
+ if (!cdol2_data_tlv) {
+ PrintAndLogEx(WARNING, "Error: can't create CDOL2 TLV.");
+ dreturn(6);
+ }
+
+ PrintAndLogEx(NORMAL, "CDOL2 data[%d]: %s", cdol2_data_tlv->len, sprint_hex(cdol2_data_tlv->value, cdol2_data_tlv->len));
+
+ //PrintAndLogEx(NORMAL, "* * AC2");
+
+
+ // here must be AC2, but we dont make external authenticate (
+
+/* // AC2
+ PRINT_INDENT(level);
+ if ((CID & EMVAC_AC2_MASK) == EMVAC_AAC2) fprintf(f, "\tAC2: AAC (Transaction declined)\n");
+ if ((CID & EMVAC_AC2_MASK) == EMVAC_TC2) fprintf(f, "\tAC2: TC (Transaction approved)\n");
+ if ((CID & EMVAC_AC2_MASK) == EMVAC_ARQC2) fprintf(f, "\tAC2: not requested (ARQC)\n");
+ if ((CID & EMVAC_AC2_MASK) == EMVAC_AC2_MASK) fprintf(f, "\tAC2: RFU\n");
+*/
+ }
+
+ }
+
DropFieldEx( channel );
// Destroy TLV's
PrintChannel(channel);
uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;
CLIParserFree();
-
+
SetAPDULogging(showAPDU);
-
- // TODO
- if (channel == ECC_CONTACT) {
- PrintAndLogEx(ERR, "Do not use contact interface. Exit.");
- return 1;
- }
-
+
// current path + file name
if (!strstr(crelfname, ".json"))
strcat(crelfname, ".json");
// drop field at start
DropFieldEx( channel );
- // iso 14443 select
- PrintAndLogEx(NORMAL, "--> GET UID, ATS.");
-
- iso14a_card_select_t card;
- if (Hf14443_4aGetCardData(&card)) {
- return 2;
- }
-
JsonSaveStr(root, "$.File.Created", "proxmark3 `emv scan`");
+
+ if (channel == ECC_CONTACTLESS) {
+ // iso 14443 select
+ PrintAndLogEx(NORMAL, "--> GET UID, ATS.");
+
+ iso14a_card_select_t card;
+ if (Hf14443_4aGetCardData(&card)) {
+ return 2;
+ }
+ if (!card.uidlen) {
+ PrintAndLogEx(ERR, "get ATS error");
+ return 2;
+ }
- JsonSaveStr(root, "$.Card.Communication", "iso14443-4a");
- JsonSaveBufAsHex(root, "$.Card.UID", (uint8_t *)&card.uid, card.uidlen);
- JsonSaveHex(root, "$.Card.ATQA", card.atqa[0] + (card.atqa[1] << 2), 2);
- JsonSaveHex(root, "$.Card.SAK", card.sak, 0);
- JsonSaveBufAsHex(root, "$.Card.ATS", (uint8_t *)card.ats, card.ats_len);
+ JsonSaveStr(root, "$.Card.Contactless.Communication", "iso14443-4a");
+ JsonSaveBufAsHex(root, "$.Card.Contactless.UID", (uint8_t *)&card.uid, card.uidlen);
+ JsonSaveHex(root, "$.Card.Contactless.ATQA", card.atqa[0] + (card.atqa[1] << 2), 2);
+ JsonSaveHex(root, "$.Card.Contactless.SAK", card.sak, 0);
+ JsonSaveBufAsHex(root, "$.Card.Contactless.ATS", (uint8_t *)card.ats, card.ats_len);
+ } else {
+ PrintAndLogEx(NORMAL, "--> GET ATR.");
+
+ smart_card_atr_t ccard;
+ smart_getATR(&ccard);
+
+ if (!ccard.atr_len) {
+ PrintAndLogEx(ERR, "get ATR error");
+ return 2;
+ }
+ JsonSaveStr(root, "$.Card.Contact.Communication", "iso7816");
+ JsonSaveBufAsHex(root, "$.Card.Contact.ATR", (uint8_t *)ccard.atr, ccard.atr_len);
+ }
+
// init applets list tree
const char *al = "Applets list";
struct tlvdb *tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);
projects / proxmark3-svn / commitdiff