Code improved for less memory

[proxmark3-svn] / client / emv / cmdemv.c

diff --git a/client/emv/cmdemv.c b/client/emv/cmdemv.c
index 627b4ab29e87e5d71f2b967853484d9ab9765306..0e84260a87a548dce4c8a74b865be628f228467e 100644 (file)
--- a/client/emv/cmdemv.c
+++ b/client/emv/cmdemv.c
@@ -11,8 +11,11 @@
 #include "cmdemv.h"
 
 #include <ctype.h>
 #include "cmdemv.h"
 
 #include <ctype.h>

+#include <string.h>

 #include "proxmark3.h"
 #include "cmdparser.h"
 #include "proxmark3.h"
 #include "cmdparser.h"

+#include "ui.h"
+#include "util.h"

 #include "mifare.h"
 #include "emvjson.h"
 #include "emv_pki.h"
 #include "mifare.h"
 #include "emvjson.h"
 #include "emv_pki.h"


@@ -21,7 +24,12 @@
 #include "cliparser/cliparser.h"
 #include "jansson.h"
 #include "emv_roca.h"
 #include "cliparser/cliparser.h"
 #include "jansson.h"
 #include "emv_roca.h"

-
+#include "pcsc.h"
+#include "apduinfo.h"
+#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) {
 
 #define TLV_ADD(tag, value)( tlvdb_change_or_add_node(tlvRoot, tag, sizeof(value) - 1, (const unsigned char *)value) )
 void ParamLoadDefaults(struct tlvdb *tlvRoot) {


@@ -53,7 +61,7 @@ void PrintChannel(EMVCommandChannel channel) {
                PrintAndLogEx(INFO, "Channel: CONTACTLESS");
                break;
        case ECC_CONTACT:
                PrintAndLogEx(INFO, "Channel: CONTACTLESS");
                break;
        case ECC_CONTACT:

-               PrintAndLogEx(INFO, "Channel: CONTACT");
+               PrintAndLogEx(INFO, "Channel: CONTACT, using %s", getAlternativeSmartcardReader());

                break;
        }
 }
                break;
        }
 }


@@ -62,8 +70,8 @@ int CmdEMVSelect(const char *cmd) {
        uint8_t data[APDU_DATA_LEN] = {0};
        int datalen = 0;
 
        uint8_t data[APDU_DATA_LEN] = {0};
        int datalen = 0;
 

-       CLIParserInit("emv select", 
-               "Executes select applet command", 
+       CLIParserInit("emv select",
+               "Executes select applet command",

                "Usage:\n\temv select -s a00000000101 -> select card, select applet\n\temv select -st a00000000101 -> select card, select applet, show result in TLV\n");
 
        void* argtable[] = {
                "Usage:\n\temv select -s a00000000101 -> select card, select applet\n\temv select -st a00000000101 -> select card, select applet, show result in TLV\n");
 
        void* argtable[] = {


@@ -79,7 +87,7 @@ int CmdEMVSelect(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        bool APDULogging = arg_get_lit(3);
        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        bool APDULogging = arg_get_lit(3);


@@ -94,9 +102,9 @@ int CmdEMVSelect(const char *cmd) {
        CLIGetHexWithReturn(5, data, &datalen);
 #endif
        CLIParserFree();
        CLIGetHexWithReturn(5, data, &datalen);
 #endif
        CLIParserFree();

-       
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;


@@ -104,11 +112,11 @@ int CmdEMVSelect(const char *cmd) {
        int res = EMVSelect(channel, activateField, leaveSignalON, data, datalen, buf, sizeof(buf), &len, &sw, NULL);
 
        if (sw)
        int res = EMVSelect(channel, activateField, leaveSignalON, data, datalen, buf, sizeof(buf), &len, &sw, NULL);
 
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
-       
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
+

        if (res)
                return res;
        if (res)
                return res;

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 


@@ -117,8 +125,8 @@ int CmdEMVSelect(const char *cmd) {
 
 int CmdEMVSearch(const char *cmd) {
 
 
 int CmdEMVSearch(const char *cmd) {
 

-       CLIParserInit("emv search", 
-               "Tries to select all applets from applet list:\n", 
+       CLIParserInit("emv search",
+               "Tries to select all applets from applet list:\n",

                "Usage:\n\temv search -s -> select card and search\n\temv search -st -> select card, search and show result in TLV\n");
 
        void* argtable[] = {
                "Usage:\n\temv search -s -> select card and search\n\temv search -st -> select card, search and show result in TLV\n");
 
        void* argtable[] = {


@@ -133,21 +141,21 @@ int CmdEMVSearch(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        bool APDULogging = arg_get_lit(3);
        bool decodeTLV = arg_get_lit(4);
        EMVCommandChannel channel = ECC_CONTACTLESS;
        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        bool APDULogging = arg_get_lit(3);
        bool decodeTLV = arg_get_lit(4);
        EMVCommandChannel channel = ECC_CONTACTLESS;

-#ifdef WITH_SMARTCARD  
+#ifdef WITH_SMARTCARD

        if (arg_get_lit(5))
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);
        CLIParserFree();
        if (arg_get_lit(5))
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);
        CLIParserFree();

-       
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        struct tlvdb *t = NULL;
        const char *al = "Applets list";
        t = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);
        struct tlvdb *t = NULL;
        const char *al = "Applets list";
        t = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);


@@ -156,23 +164,23 @@ int CmdEMVSearch(const char *cmd) {
                tlvdb_free(t);
                return 2;
        }
                tlvdb_free(t);
                return 2;
        }

-       
+

        PrintAndLogEx(SUCCESS, "Search completed.");
 
        // print list here
        PrintAndLogEx(SUCCESS, "Search completed.");
 
        // print list here

-       if (!decodeTLV) {  
+       if (!decodeTLV) {

                TLVPrintAIDlistFromSelectTLV(t);
        }
                TLVPrintAIDlistFromSelectTLV(t);
        }

-       
+

        tlvdb_free(t);
        tlvdb_free(t);

-       
+

        return 0;
 }
 
 int CmdEMVPPSE(const char *cmd) {
        return 0;
 }
 
 int CmdEMVPPSE(const char *cmd) {

-       
-       CLIParserInit("emv pse", 
-               "Executes PSE/PPSE select command. It returns list of applet on the card:\n", 
+
+       CLIParserInit("emv pse",
+               "Executes PSE/PPSE select command. It returns list of applet on the card:\n",

                "Usage:\n\temv pse -s1 -> select, get pse\n\temv pse -st2 -> select, get ppse, show result in TLV\n");
 
        void* argtable[] = {
                "Usage:\n\temv pse -s1 -> select, get pse\n\temv pse -st2 -> select, get ppse, show result in TLV\n");
 
        void* argtable[] = {


@@ -189,7 +197,7 @@ int CmdEMVPPSE(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        uint8_t PSENum = 2;
        bool activateField = arg_get_lit(1);
        bool leaveSignalON = arg_get_lit(2);
        uint8_t PSENum = 2;


@@ -205,23 +213,23 @@ int CmdEMVPPSE(const char *cmd) {
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);

-       CLIParserFree();    
-       
+       CLIParserFree();
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVSelectPSE(channel, activateField, leaveSignalON, PSENum, buf, sizeof(buf), &len, &sw);
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVSelectPSE(channel, activateField, leaveSignalON, PSENum, buf, sizeof(buf), &len, &sw);

-       
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        if (res)
                return res;

-       
-       
+
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 


@@ -232,11 +240,11 @@ int CmdEMVGPO(const char *cmd) {
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 

-       CLIParserInit("emv gpo", 
-               "Executes Get Processing Options command. It returns data in TLV format (0x77 - format2) or plain format (0x80 - format1).\nNeeds a EMV applet to be selected.", 
+       CLIParserInit("emv gpo",
+               "Executes Get Processing Options command. It returns data in TLV format (0x77 - format2) or plain format (0x80 - format1).\nNeeds a EMV applet to be selected.",

                "Usage:\n\temv gpo -k -> execute GPO\n"
                        "\temv gpo -t 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV\n"
                "Usage:\n\temv gpo -k -> execute GPO\n"
                        "\temv gpo -t 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV\n"

-                       "\temv gpo -pmt 9F 37 04 -> load params from file, make PDOL data from PDOL, execute GPO with PDOL, show result in TLV\n"); 
+                       "\temv gpo -pmt 9F 37 04 -> load params from file, make PDOL data from PDOL, execute GPO with PDOL, show result in TLV\n");

 
        void* argtable[] = {
                arg_param_begin,
 
        void* argtable[] = {
                arg_param_begin,


@@ -252,7 +260,7 @@ int CmdEMVGPO(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool leaveSignalON = arg_get_lit(1);
        bool paramsLoadFromFile = arg_get_lit(2);
        bool dataMakeFromPDOL = arg_get_lit(3);
        bool leaveSignalON = arg_get_lit(1);
        bool paramsLoadFromFile = arg_get_lit(2);
        bool dataMakeFromPDOL = arg_get_lit(3);


@@ -267,14 +275,14 @@ int CmdEMVGPO(const char *cmd) {
        CLIGetHexWithReturn(6, data, &datalen);
 #endif
        PrintChannel(channel);
        CLIGetHexWithReturn(6, data, &datalen);
 #endif
        PrintChannel(channel);

-       CLIParserFree();    
-       
+       CLIParserFree();
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);

-       
+

        // calc PDOL
        struct tlv *pdol_data_tlv = NULL;
        struct tlv data_tlv = {
        // calc PDOL
        struct tlv *pdol_data_tlv = NULL;
        struct tlv data_tlv = {


@@ -289,7 +297,7 @@ int CmdEMVGPO(const char *cmd) {
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };

-               
+

                pdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f38, datalen, data), tlvRoot, 0x83);
                if (!pdol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create PDOL TLV.");
                pdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f38, datalen, data), tlvRoot, 0x83);
                if (!pdol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create PDOL TLV.");


@@ -311,23 +319,23 @@ int CmdEMVGPO(const char *cmd) {
                return 4;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
                return 4;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));

-       
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVGPO(channel, leaveSignalON, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVGPO(channel, leaveSignalON, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
+

        if (pdol_data_tlv != &data_tlv)
                free(pdol_data_tlv);
        tlvdb_free(tlvRoot);
        if (pdol_data_tlv != &data_tlv)
                free(pdol_data_tlv);
        tlvdb_free(tlvRoot);

-       
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        if (res)
                return res;

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 


@@ -338,8 +346,8 @@ int CmdEMVReadRecord(const char *cmd) {
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 

-       CLIParserInit("emv readrec", 
-               "Executes Read Record command. It returns data in TLV format.\nNeeds a bank applet to be selected and sometimes needs GPO to be executed.", 
+       CLIParserInit("emv readrec",
+               "Executes Read Record command. It returns data in TLV format.\nNeeds a bank applet to be selected and sometimes needs GPO to be executed.",

                "Usage:\n\temv readrec -k 0101 -> read file SFI=01, SFIrec=01\n\temv readrec -kt 0201-> read file 0201 and show result in TLV\n");
 
        void* argtable[] = {
                "Usage:\n\temv readrec -k 0101 -> read file SFI=01, SFIrec=01\n\temv readrec -kt 0201-> read file 0201 and show result in TLV\n");
 
        void* argtable[] = {


@@ -352,7 +360,7 @@ int CmdEMVReadRecord(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool leaveSignalON = arg_get_lit(1);
        bool APDULogging = arg_get_lit(2);
        bool decodeTLV = arg_get_lit(3);
        bool leaveSignalON = arg_get_lit(1);
        bool APDULogging = arg_get_lit(2);
        bool decodeTLV = arg_get_lit(3);


@@ -366,27 +374,27 @@ int CmdEMVReadRecord(const char *cmd) {
 #endif
        PrintChannel(channel);
        CLIParserFree();
 #endif
        PrintChannel(channel);
        CLIParserFree();

-       
+

        if (datalen != 2) {
                PrintAndLogEx(ERR, "Command needs to have 2 bytes of data");
                return 1;
        }
        if (datalen != 2) {
                PrintAndLogEx(ERR, "Command needs to have 2 bytes of data");
                return 1;
        }

-       
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-               
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVReadRecord(channel, leaveSignalON, data[0], data[1], buf, sizeof(buf), &len, &sw, NULL);
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVReadRecord(channel, leaveSignalON, data[0], data[1], buf, sizeof(buf), &len, &sw, NULL);

-       
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        if (res)
                return res;

-       
-       
+
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 


@@ -397,12 +405,12 @@ int CmdEMVAC(const char *cmd) {
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 

-       CLIParserInit("emv genac", 
-               "Generate Application Cryptogram command. It returns data in TLV format .\nNeeds a EMV applet to be selected and GPO to be executed.", 
+       CLIParserInit("emv genac",
+               "Generate Application Cryptogram command. It returns data in TLV format .\nNeeds a EMV applet to be selected and GPO to be executed.",

                "Usage:\n\temv genac -k 0102 -> generate AC with 2-byte CDOLdata and keep field ON after command\n"
                        "\temv genac -t 01020304 -> generate AC with 4-byte CDOL data, show result in TLV\n"
                        "\temv genac -Daac 01020304 -> generate AC with 4-byte CDOL data and terminal decision 'declined'\n"
                "Usage:\n\temv genac -k 0102 -> generate AC with 2-byte CDOLdata and keep field ON after command\n"
                        "\temv genac -t 01020304 -> generate AC with 4-byte CDOL data, show result in TLV\n"
                        "\temv genac -Daac 01020304 -> generate AC with 4-byte CDOL data and terminal decision 'declined'\n"

-                       "\temv genac -pmt 9F 37 04 -> load params from file, make CDOL data from CDOL, generate AC with CDOL, show result in TLV"); 
+                       "\temv genac -pmt 9F 37 04 -> load params from file, make CDOL data from CDOL, generate AC with CDOL, show result in TLV");

 
        void* argtable[] = {
                arg_param_begin,
 
        void* argtable[] = {
                arg_param_begin,


@@ -420,7 +428,7 @@ int CmdEMVAC(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, false);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, false);

-       
+

        bool leaveSignalON = arg_get_lit(1);
        bool trTypeCDA = arg_get_lit(2);
        uint8_t termDecision = 0xff;
        bool leaveSignalON = arg_get_lit(1);
        bool trTypeCDA = arg_get_lit(2);
        uint8_t termDecision = 0xff;


@@ -454,14 +462,14 @@ int CmdEMVAC(const char *cmd) {
        CLIGetHexWithReturn(8, data, &datalen);
 #endif
        PrintChannel(channel);
        CLIGetHexWithReturn(8, data, &datalen);
 #endif
        PrintChannel(channel);

-       CLIParserFree();    
-       
+       CLIParserFree();
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);

-       
+

        // calc CDOL
        struct tlv *cdol_data_tlv = NULL;
        struct tlv data_tlv = {
        // calc CDOL
        struct tlv *cdol_data_tlv = NULL;
        struct tlv data_tlv = {


@@ -469,7 +477,7 @@ int CmdEMVAC(const char *cmd) {
                .len = datalen,
                .value = (uint8_t *)data,
        };
                .len = datalen,
                .value = (uint8_t *)data,
        };

-       
+

        if (dataMakeFromCDOL) {
                ParamLoadDefaults(tlvRoot);
 
        if (dataMakeFromCDOL) {
                ParamLoadDefaults(tlvRoot);
 


@@ -477,7 +485,7 @@ int CmdEMVAC(const char *cmd) {
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };

-               
+

                cdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x8c, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag
                if (!cdol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create CDOL TLV.");
                cdol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x8c, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag
                if (!cdol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create CDOL TLV.");


@@ -490,7 +498,7 @@ int CmdEMVAC(const char *cmd) {
                }
                cdol_data_tlv = &data_tlv;
        }
                }
                cdol_data_tlv = &data_tlv;
        }

-       
+

        PrintAndLogEx(INFO, "CDOL data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));
 
        // exec
        PrintAndLogEx(INFO, "CDOL data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));
 
        // exec


@@ -498,27 +506,27 @@ int CmdEMVAC(const char *cmd) {
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVAC(channel, leaveSignalON, termDecision, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVAC(channel, leaveSignalON, termDecision, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
+

        if (cdol_data_tlv != &data_tlv)
                free(cdol_data_tlv);
        tlvdb_free(tlvRoot);
        if (cdol_data_tlv != &data_tlv)
                free(cdol_data_tlv);
        tlvdb_free(tlvRoot);

-       
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        if (res)
                return res;

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 

-       return 0;   
+       return 0;

 }
 
 int CmdEMVGenerateChallenge(const char *cmd) {
 
 }
 
 int CmdEMVGenerateChallenge(const char *cmd) {
 

-       CLIParserInit("emv challenge", 
-               "Executes Generate Challenge command. It returns 4 or 8-byte random number from card.\nNeeds a EMV applet to be selected and GPO to be executed.", 
+       CLIParserInit("emv challenge",
+               "Executes Generate Challenge command. It returns 4 or 8-byte random number from card.\nNeeds a EMV applet to be selected and GPO to be executed.",

                "Usage:\n\temv challenge -> get challenge\n\temv challenge -k -> get challenge, keep fileld ON\n");
 
        void* argtable[] = {
                "Usage:\n\temv challenge -> get challenge\n\temv challenge -k -> get challenge, keep fileld ON\n");
 
        void* argtable[] = {


@@ -531,7 +539,7 @@ int CmdEMVGenerateChallenge(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool leaveSignalON = arg_get_lit(1);
        bool APDULogging = arg_get_lit(2);
        EMVCommandChannel channel = ECC_CONTACTLESS;
        bool leaveSignalON = arg_get_lit(1);
        bool APDULogging = arg_get_lit(2);
        EMVCommandChannel channel = ECC_CONTACTLESS;


@@ -540,27 +548,27 @@ int CmdEMVGenerateChallenge(const char *cmd) {
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);

-       CLIParserFree();    
-       
+       CLIParserFree();
+

        SetAPDULogging(APDULogging);
        SetAPDULogging(APDULogging);

-       
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVGenerateChallenge(channel, leaveSignalON, buf, sizeof(buf), &len, &sw, NULL);
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVGenerateChallenge(channel, leaveSignalON, buf, sizeof(buf), &len, &sw, NULL);

-       
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        PrintAndLogEx(SUCCESS, "Challenge: %s", sprint_hex(buf, len));
 
        if (res)
                return res;
 
        PrintAndLogEx(SUCCESS, "Challenge: %s", sprint_hex(buf, len));

-       
+

        if (len != 4 && len != 8)
                PrintAndLogEx(WARNING, "Length of challenge must be 4 or 8, but it %d", len);
        if (len != 4 && len != 8)
                PrintAndLogEx(WARNING, "Length of challenge must be 4 or 8, but it %d", len);

-       
+

        return 0;
 }
 
        return 0;
 }
 


@@ -568,14 +576,14 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 
        uint8_t data[APDU_RESPONSE_LEN] = {0};
        int datalen = 0;
 

-       CLIParserInit("emv intauth", 
+       CLIParserInit("emv intauth",

                "Generate Internal Authenticate command. Usually needs 4-byte random number. It returns data in TLV format .\n"
                "Generate Internal Authenticate command. Usually needs 4-byte random number. It returns data in TLV format .\n"

-               "Needs a EMV applet to be selected and GPO to be executed.", 
-               
+               "Needs a EMV applet to be selected and GPO to be executed.",
+

                "Usage:\n"
                "\temv intauth -k 01020304 -> execute Internal Authenticate with 4-byte DDOLdata and keep field ON after command\n"
                        "\temv intauth -t 01020304 -> execute Internal Authenticate with 4-byte DDOL data, show result in TLV\n"
                "Usage:\n"
                "\temv intauth -k 01020304 -> execute Internal Authenticate with 4-byte DDOLdata and keep field ON after command\n"
                        "\temv intauth -t 01020304 -> execute Internal Authenticate with 4-byte DDOL data, show result in TLV\n"

-                       "\temv intauth -pmt 9F 37 04 -> load params from file, make DDOL data from DDOL, Internal Authenticate with DDOL, show result in TLV"); 
+                       "\temv intauth -pmt 9F 37 04 -> load params from file, make DDOL data from DDOL, Internal Authenticate with DDOL, show result in TLV");

 
        void* argtable[] = {
                arg_param_begin,
 
        void* argtable[] = {
                arg_param_begin,


@@ -591,7 +599,7 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, false);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, false);

-       
+

        bool leaveSignalON = arg_get_lit(1);
        bool paramsLoadFromFile = arg_get_lit(2);
        bool dataMakeFromDDOL = arg_get_lit(3);
        bool leaveSignalON = arg_get_lit(1);
        bool paramsLoadFromFile = arg_get_lit(2);
        bool dataMakeFromDDOL = arg_get_lit(3);


@@ -606,14 +614,14 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
        CLIGetHexWithReturn(6, data, &datalen);
 #endif
        PrintChannel(channel);
        CLIGetHexWithReturn(6, data, &datalen);
 #endif
        PrintChannel(channel);

-       CLIParserFree();    
-       
+       CLIParserFree();
+

        SetAPDULogging(APDULogging);
 
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
        SetAPDULogging(APDULogging);
 
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);

-       
+

        // calc DDOL
        struct tlv *ddol_data_tlv = NULL;
        struct tlv data_tlv = {
        // calc DDOL
        struct tlv *ddol_data_tlv = NULL;
        struct tlv data_tlv = {


@@ -621,7 +629,7 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
                .len = datalen,
                .value = (uint8_t *)data,
        };
                .len = datalen,
                .value = (uint8_t *)data,
        };

-       
+

        if (dataMakeFromDDOL) {
                ParamLoadDefaults(tlvRoot);
 
        if (dataMakeFromDDOL) {
                ParamLoadDefaults(tlvRoot);
 


@@ -629,7 +637,7 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };
                        PrintAndLogEx(INFO, "Params loading from file...");
                        ParamLoadFromJson(tlvRoot);
                };

-               
+

                ddol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f49, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag
                if (!ddol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create DDOL TLV.");
                ddol_data_tlv = dol_process((const struct tlv *)tlvdb_external(0x9f49, datalen, data), tlvRoot, 0x01); // 0x01 - dummy tag
                if (!ddol_data_tlv){
                        PrintAndLogEx(ERR, "Can't create DDOL TLV.");


@@ -642,42 +650,42 @@ int CmdEMVInternalAuthenticate(const char *cmd) {
                }
                ddol_data_tlv = &data_tlv;
        }
                }
                ddol_data_tlv = &data_tlv;
        }

-       
+

        PrintAndLogEx(INFO, "DDOL data[%d]: %s", ddol_data_tlv->len, sprint_hex(ddol_data_tlv->value, ddol_data_tlv->len));
        PrintAndLogEx(INFO, "DDOL data[%d]: %s", ddol_data_tlv->len, sprint_hex(ddol_data_tlv->value, ddol_data_tlv->len));

-       
+

        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVInternalAuthenticate(channel, leaveSignalON, data, datalen, buf, sizeof(buf), &len, &sw, NULL);
        // exec
        uint8_t buf[APDU_RESPONSE_LEN] = {0};
        size_t len = 0;
        uint16_t sw = 0;
        int res = EMVInternalAuthenticate(channel, leaveSignalON, data, datalen, buf, sizeof(buf), &len, &sw, NULL);

-       
+

        if (ddol_data_tlv != &data_tlv)
                free(ddol_data_tlv);
        if (ddol_data_tlv != &data_tlv)
                free(ddol_data_tlv);

-       tlvdb_free(tlvRoot);    
-       
+       tlvdb_free(tlvRoot);
+

        if (sw)
        if (sw)

-               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff)); 
+               PrintAndLogEx(INFO, "APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));

 
        if (res)
                return res;
 
        if (res)
                return res;

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 

-       return 0;   
+       return 0;

 }
 
 }
 

-#define dreturn(n) {free(pdol_data_tlv);tlvdb_free(tlvSelect);tlvdb_free(tlvRoot);DropField();return n;}
+#define dreturn(n) {free(pdol_data_tlv); tlvdb_free(tlvSelect); tlvdb_free(tlvRoot); DropFieldEx( channel ); return n;}

 
 void InitTransactionParameters(struct tlvdb *tlvRoot, bool paramLoadJSON, enum TransactionType TrType, bool GenACGPO) {
 
 void InitTransactionParameters(struct tlvdb *tlvRoot, bool paramLoadJSON, enum TransactionType TrType, bool GenACGPO) {

-       
+

        ParamLoadDefaults(tlvRoot);
 
        if (paramLoadJSON) {
                PrintAndLog("* * Transaction parameters loading from JSON...");
                ParamLoadFromJson(tlvRoot);
        }
        ParamLoadDefaults(tlvRoot);
 
        if (paramLoadJSON) {
                PrintAndLog("* * Transaction parameters loading from JSON...");
                ParamLoadFromJson(tlvRoot);
        }

-       
+

        //9F66:(Terminal Transaction Qualifiers (TTQ)) len:4
        char *qVSDC = "\x26\x00\x00\x00";
        if (GenACGPO) {
        //9F66:(Terminal Transaction Qualifiers (TTQ)) len:4
        char *qVSDC = "\x26\x00\x00\x00";
        if (GenACGPO) {


@@ -688,7 +696,7 @@ void InitTransactionParameters(struct tlvdb *tlvRoot, bool paramLoadJSON, enum T
                        TLV_ADD(0x9F66, "\x86\x00\x00\x00"); // MSD
                        break;
                // not standard for contactless. just for test.
                        TLV_ADD(0x9F66, "\x86\x00\x00\x00"); // MSD
                        break;
                // not standard for contactless. just for test.

-               case TT_VSDC:  
+               case TT_VSDC:

                        TLV_ADD(0x9F66, "\x46\x00\x00\x00"); // VSDC
                        break;
                case TT_QVSDCMCHIP:
                        TLV_ADD(0x9F66, "\x46\x00\x00\x00"); // VSDC
                        break;
                case TT_QVSDCMCHIP:


@@ -708,7 +716,7 @@ void ProcessGPOResponseFormat1(struct tlvdb *tlvRoot, uint8_t *buf, size_t len,
                        PrintAndLog("GPO response format1:");
                        TLVPrintFromBuffer(buf, len);
                }
                        PrintAndLog("GPO response format1:");
                        TLVPrintFromBuffer(buf, len);
                }

-               
+

                if (len < 4 || (len - 4) % 4) {
                        PrintAndLogEx(ERR, "GPO response format1 parsing error. length=%d", len);
                } else {
                if (len < 4 || (len - 4) % 4) {
                        PrintAndLogEx(ERR, "GPO response format1 parsing error. length=%d", len);
                } else {


@@ -725,7 +733,7 @@ void ProcessGPOResponseFormat1(struct tlvdb *tlvRoot, uint8_t *buf, size_t len,
                        tlvdb_add(tlvRoot, f1AFL);
                        if (decodeTLV)
                                TLVPrintFromTLV(f1AFL);
                        tlvdb_add(tlvRoot, f1AFL);
                        if (decodeTLV)
                                TLVPrintFromTLV(f1AFL);

-               }       
+               }

        } else {
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);
        } else {
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);


@@ -738,38 +746,38 @@ void ProcessACResponseFormat1(struct tlvdb *tlvRoot, uint8_t *buf, size_t len, b
                        PrintAndLog("GPO response format1:");
                        TLVPrintFromBuffer(buf, len);
                }
                        PrintAndLog("GPO response format1:");
                        TLVPrintFromBuffer(buf, len);
                }

-               
+

                uint8_t elmlen = len - 2; // wo 0x80XX
                uint8_t elmlen = len - 2; // wo 0x80XX

-               
+

                if (len < 4 + 2 || (elmlen - 2) % 4 || elmlen != buf[1]) {
                        PrintAndLogEx(ERR, "GPO response format1 parsing error. length=%d", len);
                } else {
                        struct tlvdb *tlvElm = NULL;
                        if (decodeTLV)
                                PrintAndLog("\n------------ Format1 decoded ------------");
                if (len < 4 + 2 || (elmlen - 2) % 4 || elmlen != buf[1]) {
                        PrintAndLogEx(ERR, "GPO response format1 parsing error. length=%d", len);
                } else {
                        struct tlvdb *tlvElm = NULL;
                        if (decodeTLV)
                                PrintAndLog("\n------------ Format1 decoded ------------");

-                       
+

                        // CID (Cryptogram Information Data)
                        tlvdb_change_or_add_node_ex(tlvRoot, 0x9f27, 1, &buf[2], &tlvElm);
                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // ATC (Application Transaction Counter)
                        // CID (Cryptogram Information Data)
                        tlvdb_change_or_add_node_ex(tlvRoot, 0x9f27, 1, &buf[2], &tlvElm);
                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // ATC (Application Transaction Counter)

-                       tlvdb_change_or_add_node_ex(tlvRoot, 0x9f36, 2, &buf[3], &tlvElm);              
+                       tlvdb_change_or_add_node_ex(tlvRoot, 0x9f36, 2, &buf[3], &tlvElm);

                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // AC (Application Cryptogram)
                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // AC (Application Cryptogram)

-                       tlvdb_change_or_add_node_ex(tlvRoot, 0x9f26, MIN(8, elmlen - 3), &buf[5], &tlvElm);             
+                       tlvdb_change_or_add_node_ex(tlvRoot, 0x9f26, MIN(8, elmlen - 3), &buf[5], &tlvElm);

                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // IAD (Issuer Application Data) - optional
                        if (len > 11 + 2) {
                        if (decodeTLV)
                                TLVPrintFromTLV(tlvElm);
 
                        // IAD (Issuer Application Data) - optional
                        if (len > 11 + 2) {

-                               tlvdb_change_or_add_node_ex(tlvRoot, 0x9f10, elmlen - 11, &buf[13], &tlvElm);           
+                               tlvdb_change_or_add_node_ex(tlvRoot, 0x9f10, elmlen - 11, &buf[13], &tlvElm);

                                if (decodeTLV)
                                        TLVPrintFromTLV(tlvElm);
                                if (decodeTLV)
                                        TLVPrintFromTLV(tlvElm);

-                       }                       
-               }               
+                       }
+               }

        } else {
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);
        } else {
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);


@@ -784,15 +792,15 @@ int CmdEMVExec(const char *cmd) {
        size_t AIDlen = 0;
        uint8_t ODAiList[4096];
        size_t ODAiListLen = 0;
        size_t AIDlen = 0;
        uint8_t ODAiList[4096];
        size_t ODAiListLen = 0;

-       
+

        int res;
        int res;

-       
+

        struct tlvdb *tlvSelect = NULL;
        struct tlvdb *tlvRoot = NULL;
        struct tlv *pdol_data_tlv = NULL;
 
        struct tlvdb *tlvSelect = NULL;
        struct tlvdb *tlvRoot = NULL;
        struct tlv *pdol_data_tlv = NULL;
 

-       CLIParserInit("emv exec", 
-               "Executes EMV contactless transaction", 
+       CLIParserInit("emv exec",
+               "Executes EMV contactless transaction",

                "Usage:\n"
                        "\temv exec -sat -> select card, execute MSD transaction, show APDU and TLV\n"
                        "\temv exec -satc -> select card, execute CDA transaction, show APDU and TLV\n");
                "Usage:\n"
                        "\temv exec -sat -> select card, execute MSD transaction, show APDU and TLV\n"
                        "\temv exec -satc -> select card, execute CDA transaction, show APDU and TLV\n");


@@ -813,7 +821,7 @@ int CmdEMVExec(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool activateField = arg_get_lit(1);
        bool showAPDU = arg_get_lit(2);
        bool decodeTLV = arg_get_lit(3);
        bool activateField = arg_get_lit(1);
        bool showAPDU = arg_get_lit(2);
        bool decodeTLV = arg_get_lit(3);


@@ -837,11 +845,11 @@ int CmdEMVExec(const char *cmd) {
        PrintChannel(channel);
        uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;
        char *PSE_or_PPSE = psenum == 1 ? "PSE" : "PPSE";
        PrintChannel(channel);
        uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;
        char *PSE_or_PPSE = psenum == 1 ? "PSE" : "PPSE";

-       
+

        CLIParserFree();
        CLIParserFree();

-       
+

        SetAPDULogging(showAPDU);
        SetAPDULogging(showAPDU);

-       
+

        // init applets list tree
        const char *al = "Applets list";
        tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);
        // init applets list tree
        const char *al = "Applets list";
        tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);


@@ -855,12 +863,12 @@ int CmdEMVExec(const char *cmd) {
                res = EMVSearchPSE(channel, activateField, true, psenum, decodeTLV, tlvSelect);
 
                // check PPSE / PSE and select application id
                res = EMVSearchPSE(channel, activateField, true, psenum, decodeTLV, tlvSelect);
 
                // check PPSE / PSE and select application id

-               if (!res) { 
+               if (!res) {

                        TLVPrintAIDlistFromSelectTLV(tlvSelect);
                        EMVSelectApplication(tlvSelect, AID, &AIDlen);
                }
        }
                        TLVPrintAIDlistFromSelectTLV(tlvSelect);
                        EMVSelectApplication(tlvSelect, AID, &AIDlen);
                }
        }

-       
+

        // Search
        if (!AIDlen) {
                PrintAndLogEx(NORMAL, "\n* Search AID in list.");
        // Search
        if (!AIDlen) {
                PrintAndLogEx(NORMAL, "\n* Search AID in list.");


@@ -873,42 +881,42 @@ int CmdEMVExec(const char *cmd) {
                TLVPrintAIDlistFromSelectTLV(tlvSelect);
                EMVSelectApplication(tlvSelect, AID, &AIDlen);
        }
                TLVPrintAIDlistFromSelectTLV(tlvSelect);
                EMVSelectApplication(tlvSelect, AID, &AIDlen);
        }

-       
+

        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);

-       
+

        // check if we found EMV application on card
        if (!AIDlen) {
                PrintAndLogEx(WARNING, "Can't select AID. EMV AID not found");
                dreturn(2);
        }
        // check if we found EMV application on card
        if (!AIDlen) {
                PrintAndLogEx(WARNING, "Can't select AID. EMV AID not found");
                dreturn(2);
        }

-       
+

        // Select
        PrintAndLogEx(NORMAL, "\n* Selecting AID:%s", sprint_hex_inrow(AID, AIDlen));
        SetAPDULogging(showAPDU);
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);
        // Select
        PrintAndLogEx(NORMAL, "\n* Selecting AID:%s", sprint_hex_inrow(AID, AIDlen));
        SetAPDULogging(showAPDU);
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
-       if (res) {  
+
+       if (res) {

                PrintAndLogEx(WARNING, "Can't select AID (%d). Exit...", res);
                dreturn(3);
        }
                PrintAndLogEx(WARNING, "Can't select AID (%d). Exit...", res);
                dreturn(3);
        }

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
        PrintAndLogEx(INFO, "* Selected.");
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
        PrintAndLogEx(INFO, "* Selected.");

-       
+

        PrintAndLogEx(INFO, "\n* Init transaction parameters.");
        InitTransactionParameters(tlvRoot, paramLoadJSON, TrType, GenACGPO);
        TLVPrintFromTLV(tlvRoot); // TODO delete!!!
        PrintAndLogEx(INFO, "\n* Init transaction parameters.");
        InitTransactionParameters(tlvRoot, paramLoadJSON, TrType, GenACGPO);
        TLVPrintFromTLV(tlvRoot); // TODO delete!!!

-       
+

        PrintAndLogEx(NORMAL, "\n* Calc PDOL.");
        pdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x9f38, NULL), tlvRoot, 0x83);
        if (!pdol_data_tlv){
                PrintAndLogEx(WARNING, "Error: can't create PDOL TLV.");
                dreturn(4);
        }
        PrintAndLogEx(NORMAL, "\n* Calc PDOL.");
        pdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x9f38, NULL), tlvRoot, 0x83);
        if (!pdol_data_tlv){
                PrintAndLogEx(WARNING, "Error: can't create PDOL TLV.");
                dreturn(4);
        }

-       
+

        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {
        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {


@@ -919,40 +927,40 @@ int CmdEMVExec(const char *cmd) {
 
        PrintAndLogEx(NORMAL, "\n* GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
 
        PrintAndLogEx(NORMAL, "\n* GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
+

        free(pdol_data_tlv_data);
        //free(pdol_data_tlv); --- free on exit.
        free(pdol_data_tlv_data);
        //free(pdol_data_tlv); --- free on exit.

-       
-       if (res) {  
+
+       if (res) {

                PrintAndLogEx(NORMAL, "GPO error(%d): %4x. Exit...", res, sw);
                dreturn(5);
        }
 
        // process response template format 1 [id:80  2b AIP + x4b AFL] and format 2 [id:77 TLV]
        ProcessGPOResponseFormat1(tlvRoot, buf, len, decodeTLV);
                PrintAndLogEx(NORMAL, "GPO error(%d): %4x. Exit...", res, sw);
                dreturn(5);
        }
 
        // process response template format 1 [id:80  2b AIP + x4b AFL] and format 2 [id:77 TLV]
        ProcessGPOResponseFormat1(tlvRoot, buf, len, decodeTLV);

-       
+

        // extract PAN from track2
        {
                const struct tlv *track2 = tlvdb_get(tlvRoot, 0x57, NULL);
                if (!tlvdb_get(tlvRoot, 0x5a, NULL) && track2 && track2->len >= 8) {
                        struct tlvdb *pan = GetPANFromTrack2(track2);
                        if (pan) {
        // extract PAN from track2
        {
                const struct tlv *track2 = tlvdb_get(tlvRoot, 0x57, NULL);
                if (!tlvdb_get(tlvRoot, 0x5a, NULL) && track2 && track2->len >= 8) {
                        struct tlvdb *pan = GetPANFromTrack2(track2);
                        if (pan) {

-                               tlvdb_add(tlvRoot, pan); 
-                               
-                               const struct tlv *pantlv = tlvdb_get(tlvRoot, 0x5a, NULL);  
+                               tlvdb_add(tlvRoot, pan);
+
+                               const struct tlv *pantlv = tlvdb_get(tlvRoot, 0x5a, NULL);

                                PrintAndLogEx(NORMAL, "\n* * Extracted PAN from track2: %s", sprint_hex(pantlv->value, pantlv->len));
                        } else {
                                PrintAndLogEx(NORMAL, "\n* * WARNING: Can't extract PAN from track2.");
                        }
                }
        }
                                PrintAndLogEx(NORMAL, "\n* * Extracted PAN from track2: %s", sprint_hex(pantlv->value, pantlv->len));
                        } else {
                                PrintAndLogEx(NORMAL, "\n* * WARNING: Can't extract PAN from track2.");
                        }
                }
        }

-       
+

        PrintAndLogEx(NORMAL, "\n* Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);
        if (!AFL || !AFL->len) {
                PrintAndLogEx(WARNING, "AFL not found.");
        }
        PrintAndLogEx(NORMAL, "\n* Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);
        if (!AFL || !AFL->len) {
                PrintAndLogEx(WARNING, "AFL not found.");
        }

-       
+

        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(WARNING, "Error: Wrong AFL length: %d", AFL->len);
        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(WARNING, "Error: Wrong AFL length: %d", AFL->len);


@@ -964,27 +972,27 @@ int CmdEMVExec(const char *cmd) {
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];

-                       
+

                        PrintAndLogEx(NORMAL, "* * SFI[%02x] start:%02x end:%02x offline count:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(NORMAL, "SFI ERROR! Skipped...");
                                continue;
                        }
                        PrintAndLogEx(NORMAL, "* * SFI[%02x] start:%02x end:%02x offline count:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(NORMAL, "SFI ERROR! Skipped...");
                                continue;
                        }

-                       
+

                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(NORMAL, "* * * SFI[%02x] %d", SFI, n);
                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(NORMAL, "* * * SFI[%02x] %d", SFI, n);

-                               
+

                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(WARNING, "Error SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }
                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(WARNING, "Error SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }

-                               
+

                                if (decodeTLV) {
                                        TLVPrintFromBuffer(buf, len);
                                        PrintAndLogEx(NORMAL, "");
                                }
                                if (decodeTLV) {
                                        TLVPrintFromBuffer(buf, len);
                                        PrintAndLogEx(NORMAL, "");
                                }

-                               
+

                                // Build Input list for Offline Data Authentication
                                // EMV 4.3 book3 10.3, page 96
                                if (SFIoffline > 0) {
                                // Build Input list for Offline Data Authentication
                                // EMV 4.3 book3 10.3, page 96
                                if (SFIoffline > 0) {


@@ -1002,25 +1010,25 @@ int CmdEMVExec(const char *cmd) {
                                                memcpy(&ODAiList[ODAiListLen], buf, len);
                                                ODAiListLen += len;
                                        }
                                                memcpy(&ODAiList[ODAiListLen], buf, len);
                                                ODAiListLen += len;
                                        }

-                                       
+

                                        SFIoffline--;
                                }
                        }
                }
                                        SFIoffline--;
                                }
                        }
                }

-               
+

                break;
                break;

-       }   
-       
+       }
+

        // copy Input list for Offline Data Authentication
        if (ODAiListLen) {
                struct tlvdb *oda = tlvdb_fixed(0x21, ODAiListLen, ODAiList); // not a standard tag
        // copy Input list for Offline Data Authentication
        if (ODAiListLen) {
                struct tlvdb *oda = tlvdb_fixed(0x21, ODAiListLen, ODAiList); // not a standard tag

-               tlvdb_add(tlvRoot, oda); 
+               tlvdb_add(tlvRoot, oda);

                PrintAndLogEx(NORMAL, "* Input list for Offline Data Authentication added to TLV. len=%d \n", ODAiListLen);
        }
                PrintAndLogEx(NORMAL, "* Input list for Offline Data Authentication added to TLV. len=%d \n", ODAiListLen);
        }

-       
+

        // get AIP
        uint16_t AIP = 0;
        // get AIP
        uint16_t AIP = 0;

-       const struct tlv *AIPtlv = tlvdb_get(tlvRoot, 0x82, NULL);  
+       const struct tlv *AIPtlv = tlvdb_get(tlvRoot, 0x82, NULL);

        if (AIPtlv) {
                AIP = AIPtlv->value[0] + AIPtlv->value[1] * 0x100;
                PrintAndLogEx(NORMAL, "* * AIP=%04x", AIP);
        if (AIPtlv) {
                AIP = AIPtlv->value[0] + AIPtlv->value[1] * 0x100;
                PrintAndLogEx(NORMAL, "* * AIP=%04x", AIP);


@@ -1038,10 +1046,10 @@ int CmdEMVExec(const char *cmd) {
        if (AIP & 0x0020) {
                PrintAndLogEx(NORMAL, "\n* DDA");
                trDDA(channel, decodeTLV, tlvRoot);
        if (AIP & 0x0020) {
                PrintAndLogEx(NORMAL, "\n* DDA");
                trDDA(channel, decodeTLV, tlvRoot);

-       }   
-       
+       }
+

        // transaction check
        // transaction check

-       
+

        // qVSDC
        if (TrType == TT_QVSDCMCHIP|| TrType == TT_CDA){
                // 9F26: Application Cryptogram
        // qVSDC
        if (TrType == TT_QVSDCMCHIP|| TrType == TT_CDA){
                // 9F26: Application Cryptogram


@@ -1049,11 +1057,11 @@ int CmdEMVExec(const char *cmd) {
                if (AC) {
                        PrintAndLogEx(NORMAL, "\n--> qVSDC transaction.");
                        PrintAndLogEx(NORMAL, "* AC path");
                if (AC) {
                        PrintAndLogEx(NORMAL, "\n--> qVSDC transaction.");
                        PrintAndLogEx(NORMAL, "* AC path");

-                       
+

                        // 9F36: Application Transaction Counter (ATC)
                        const struct tlv *ATC = tlvdb_get(tlvRoot, 0x9F36, NULL);
                        if (ATC) {
                        // 9F36: Application Transaction Counter (ATC)
                        const struct tlv *ATC = tlvdb_get(tlvRoot, 0x9F36, NULL);
                        if (ATC) {

-                       
+

                                // 9F10: Issuer Application Data - optional
                                const struct tlv *IAD = tlvdb_get(tlvRoot, 0x9F10, NULL);
 
                                // 9F10: Issuer Application Data - optional
                                const struct tlv *IAD = tlvdb_get(tlvRoot, 0x9F10, NULL);
 


@@ -1062,7 +1070,7 @@ int CmdEMVExec(const char *cmd) {
                                PrintAndLogEx(NORMAL, "AC: %s", sprint_hex(AC->value, AC->len));
                                if (IAD){
                                        PrintAndLogEx(NORMAL, "IAD: %s", sprint_hex(IAD->value, IAD->len));
                                PrintAndLogEx(NORMAL, "AC: %s", sprint_hex(AC->value, AC->len));
                                if (IAD){
                                        PrintAndLogEx(NORMAL, "IAD: %s", sprint_hex(IAD->value, IAD->len));

-                                       
+

                                        if (IAD->len >= IAD->value[0] + 1) {
                                                PrintAndLogEx(NORMAL, "\tKey index:  0x%02x", IAD->value[1]);
                                                PrintAndLogEx(NORMAL, "\tCrypto ver: 0x%02x(%03d)", IAD->value[2], IAD->value[2]);
                                        if (IAD->len >= IAD->value[0] + 1) {
                                                PrintAndLogEx(NORMAL, "\tKey index:  0x%02x", IAD->value[1]);
                                                PrintAndLogEx(NORMAL, "\tCrypto ver: 0x%02x(%03d)", IAD->value[2], IAD->value[2]);


@@ -1073,13 +1081,13 @@ int CmdEMVExec(const char *cmd) {
                                } else {
                                        PrintAndLogEx(WARNING, "IAD not found.");
                                }
                                } else {
                                        PrintAndLogEx(WARNING, "IAD not found.");
                                }

-                               
+

                        } else {
                                PrintAndLogEx(ERR, "AC: Application Transaction Counter (ATC) not found.");
                        }
                }
        }
                        } else {
                                PrintAndLogEx(ERR, "AC: Application Transaction Counter (ATC) not found.");
                        }
                }
        }

-       
+

        // Mastercard M/CHIP
        if (GetCardPSVendor(AID, AIDlen) == CV_MASTERCARD && (TrType == TT_QVSDCMCHIP || TrType == TT_CDA)){
                const struct tlv *CDOL1 = tlvdb_get(tlvRoot, 0x8c, NULL);
        // Mastercard M/CHIP
        if (GetCardPSVendor(AID, AIDlen) == CV_MASTERCARD && (TrType == TT_QVSDCMCHIP || TrType == TT_CDA)){
                const struct tlv *CDOL1 = tlvdb_get(tlvRoot, 0x8c, NULL);


@@ -1096,7 +1104,7 @@ int CmdEMVExec(const char *cmd) {
                                PrintAndLogEx(WARNING, "GetChallenge. Wrong challenge length %d", len);
                                dreturn(6);
                        }
                                PrintAndLogEx(WARNING, "GetChallenge. Wrong challenge length %d", len);
                                dreturn(6);
                        }

-                       
+

                        // ICC Dynamic Number
                        struct tlvdb * ICCDynN = tlvdb_fixed(0x9f4c, len, buf);
                        tlvdb_add(tlvRoot, ICCDynN);
                        // ICC Dynamic Number
                        struct tlvdb * ICCDynN = tlvdb_fixed(0x9f4c, len, buf);
                        tlvdb_add(tlvRoot, ICCDynN);


@@ -1104,7 +1112,7 @@ int CmdEMVExec(const char *cmd) {
                                PrintAndLogEx(NORMAL, "\n* * ICC Dynamic Number:");
                                TLVPrintFromTLV(ICCDynN);
                        }
                                PrintAndLogEx(NORMAL, "\n* * ICC Dynamic Number:");
                                TLVPrintFromTLV(ICCDynN);
                        }

-                       
+

                        PrintAndLogEx(NORMAL, "* * Calc CDOL1");
                        struct tlv *cdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x8c, NULL), tlvRoot, 0x01); // 0x01 - dummy tag
                        if (!cdol_data_tlv){
                        PrintAndLogEx(NORMAL, "* * Calc CDOL1");
                        struct tlv *cdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x8c, NULL), tlvRoot, 0x01); // 0x01 - dummy tag
                        if (!cdol_data_tlv){


@@ -1112,29 +1120,29 @@ int CmdEMVExec(const char *cmd) {
                                dreturn(6);
                        }
                        PrintAndLogEx(NORMAL, "CDOL1 data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));
                                dreturn(6);
                        }
                        PrintAndLogEx(NORMAL, "CDOL1 data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));

-                       
+

                        PrintAndLogEx(NORMAL, "* * AC1");
                        // EMVAC_TC + EMVAC_CDAREQ --- to get SDAD
                        res = EMVAC(channel, true, (TrType == TT_CDA) ? EMVAC_TC + EMVAC_CDAREQ : EMVAC_TC, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
                        PrintAndLogEx(NORMAL, "* * AC1");
                        // EMVAC_TC + EMVAC_CDAREQ --- to get SDAD
                        res = EMVAC(channel, true, (TrType == TT_CDA) ? EMVAC_TC + EMVAC_CDAREQ : EMVAC_TC, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);

-                       
-                       if (res) {  
+
+                       if (res) {

                                PrintAndLogEx(NORMAL, "AC1 error(%d): %4x. Exit...", res, sw);
                                dreturn(7);
                        }
                                PrintAndLogEx(NORMAL, "AC1 error(%d): %4x. Exit...", res, sw);
                                dreturn(7);
                        }

-                       
+

                        if (decodeTLV)
                                TLVPrintFromBuffer(buf, len);
                        if (decodeTLV)
                                TLVPrintFromBuffer(buf, len);

-                       
+

                        // CDA
                        PrintAndLogEx(NORMAL, "\n* CDA:");
                        struct tlvdb *ac_tlv = tlvdb_parse_multi(buf, len);
                        res = trCDA(tlvRoot, ac_tlv, pdol_data_tlv, cdol_data_tlv);
                        // CDA
                        PrintAndLogEx(NORMAL, "\n* CDA:");
                        struct tlvdb *ac_tlv = tlvdb_parse_multi(buf, len);
                        res = trCDA(tlvRoot, ac_tlv, pdol_data_tlv, cdol_data_tlv);

-                       if (res) {  
+                       if (res) {

                                PrintAndLogEx(NORMAL, "CDA error (%d)", res);
                        }
                        free(ac_tlv);
                        free(cdol_data_tlv);
                                PrintAndLogEx(NORMAL, "CDA error (%d)", res);
                        }
                        free(ac_tlv);
                        free(cdol_data_tlv);

-                       
+

                        PrintAndLogEx(NORMAL, "\n* M/Chip transaction result:");
                        // 9F27: Cryptogram Information Data (CID)
                        const struct tlv *CID = tlvdb_get(tlvRoot, 0x9F27, NULL);
                        PrintAndLogEx(NORMAL, "\n* M/Chip transaction result:");
                        // 9F27: Cryptogram Information Data (CID)
                        const struct tlv *CID = tlvdb_get(tlvRoot, 0x9F27, NULL);


@@ -1162,14 +1170,14 @@ int CmdEMVExec(const char *cmd) {
                        } else {
                                PrintAndLogEx(WARNING, "CID(9F27) not found.");
                        }
                        } else {
                                PrintAndLogEx(WARNING, "CID(9F27) not found.");
                        }

-               
+

                }
        }
                }
        }

-               
+

        // MSD
        // MSD

-       if (AIP & 0x8000 && TrType == TT_MSD) { 
+       if (AIP & 0x8000 && TrType == TT_MSD) {

                PrintAndLogEx(NORMAL, "\n--> MSD transaction.");
                PrintAndLogEx(NORMAL, "\n--> MSD transaction.");

-               
+

                PrintAndLogEx(NORMAL, "* MSD dCVV path. Check dCVV");
 
                const struct tlv *track2 = tlvdb_get(tlvRoot, 0x57, NULL);
                PrintAndLogEx(NORMAL, "* MSD dCVV path. Check dCVV");
 
                const struct tlv *track2 = tlvdb_get(tlvRoot, 0x57, NULL);


@@ -1179,7 +1187,7 @@ int CmdEMVExec(const char *cmd) {
                        struct tlvdb *dCVV = GetdCVVRawFromTrack2(track2);
                        PrintAndLogEx(NORMAL, "dCVV raw data:");
                        TLVPrintFromTLV(dCVV);
                        struct tlvdb *dCVV = GetdCVVRawFromTrack2(track2);
                        PrintAndLogEx(NORMAL, "dCVV raw data:");
                        TLVPrintFromTLV(dCVV);

-                       
+

                        if (GetCardPSVendor(AID, AIDlen) == CV_MASTERCARD) {
                                PrintAndLogEx(NORMAL, "\n* Mastercard calculate UDOL");
 
                        if (GetCardPSVendor(AID, AIDlen) == CV_MASTERCARD) {
                                PrintAndLogEx(NORMAL, "\n* Mastercard calculate UDOL");
 


@@ -1201,16 +1209,16 @@ int CmdEMVExec(const char *cmd) {
                                }
 
                                PrintAndLogEx(NORMAL, "UDOL data[%d]: %s", udol_data_tlv->len, sprint_hex(udol_data_tlv->value, udol_data_tlv->len));
                                }
 
                                PrintAndLogEx(NORMAL, "UDOL data[%d]: %s", udol_data_tlv->len, sprint_hex(udol_data_tlv->value, udol_data_tlv->len));

-                               
+

                                PrintAndLogEx(NORMAL, "\n* Mastercard compute cryptographic checksum(UDOL)");
                                PrintAndLogEx(NORMAL, "\n* Mastercard compute cryptographic checksum(UDOL)");

-                               
+

                                res = MSCComputeCryptoChecksum(channel, true, (uint8_t *)udol_data_tlv->value, udol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(WARNING, "Compute Crypto Checksum. APDU error %4x", sw);
                                        free(udol_data_tlv);
                                        dreturn(9);
                                }
                                res = MSCComputeCryptoChecksum(channel, true, (uint8_t *)udol_data_tlv->value, udol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(WARNING, "Compute Crypto Checksum. APDU error %4x", sw);
                                        free(udol_data_tlv);
                                        dreturn(9);
                                }

-                               
+

                                // Mastercard compute cryptographic checksum result
                                TLVPrintFromBuffer(buf, len);
                                PrintAndLogEx(NORMAL, "");
                                // Mastercard compute cryptographic checksum result
                                TLVPrintFromBuffer(buf, len);
                                PrintAndLogEx(NORMAL, "");


@@ -1233,34 +1241,130 @@ int CmdEMVExec(const char *cmd) {
                        PrintAndLogEx(WARNING, "Error: can't create CDOL1 TLV.");
                        dreturn(6);
                }
                        PrintAndLogEx(WARNING, "Error: can't create CDOL1 TLV.");
                        dreturn(6);
                }

-               
+

                PrintAndLogEx(NORMAL, "CDOL1 data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));
                PrintAndLogEx(NORMAL, "CDOL1 data[%d]: %s", cdol_data_tlv->len, sprint_hex(cdol_data_tlv->value, cdol_data_tlv->len));

-               
+

                PrintAndLogEx(NORMAL, "* * AC1");
                // EMVAC_TC + EMVAC_CDAREQ --- to get SDAD
                res = EMVAC(channel, true, (TrType == TT_CDA) ? EMVAC_TC + EMVAC_CDAREQ : EMVAC_TC, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
                PrintAndLogEx(NORMAL, "* * AC1");
                // EMVAC_TC + EMVAC_CDAREQ --- to get SDAD
                res = EMVAC(channel, true, (TrType == TT_CDA) ? EMVAC_TC + EMVAC_CDAREQ : EMVAC_TC, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);

-               
-               if (res) {      
+
+               if (res) {

                        PrintAndLogEx(NORMAL, "AC1 error(%d): %4x. Exit...", res, sw);
                        dreturn(7);
                }
 
                // process Format1 (0x80) and print Format2 (0x77)
                ProcessACResponseFormat1(tlvRoot, buf, len, decodeTLV);
                        PrintAndLogEx(NORMAL, "AC1 error(%d): %4x. Exit...", res, sw);
                        dreturn(7);
                }
 
                // process Format1 (0x80) and print Format2 (0x77)
                ProcessACResponseFormat1(tlvRoot, buf, len, decodeTLV);

+
+               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\n");
+               PrintAndLogEx(NORMAL, "\n* * Processing online request");

 
                // authorization response code from acquirer
 
                // 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
+                       

        }
        }

+               

 
 

-       if (channel == ECC_CONTACTLESS) {
-               DropField();
+               // 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
        free(pdol_data_tlv);
        tlvdb_free(tlvSelect);
        // Destroy TLV's
        free(pdol_data_tlv);
        tlvdb_free(tlvSelect);


@@ -1280,8 +1384,8 @@ int CmdEMVScan(const char *cmd) {
        json_t *root;
        json_error_t error;
 
        json_t *root;
        json_error_t error;
 

-       CLIParserInit("emv scan", 
-               "Scan EMV card and save it contents to a file.", 
+       CLIParserInit("emv scan",
+               "Scan EMV card and save it contents to a file.",

                "It executes EMV contactless transaction and saves result to a file which can be used for emulation\n"
                        "Usage:\n\temv scan -at -> scan MSD transaction mode and show APDU and TLV\n"
                        "\temv scan -c -> scan CDA transaction mode\n");
                "It executes EMV contactless transaction and saves result to a file which can be used for emulation\n"
                        "Usage:\n\temv scan -at -> scan MSD transaction mode and show APDU and TLV\n"
                        "\temv scan -c -> scan CDA transaction mode\n");


@@ -1305,7 +1409,7 @@ int CmdEMVScan(const char *cmd) {
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
+

        bool showAPDU = arg_get_lit(1);
        bool decodeTLV = arg_get_lit(2);
        bool extractTLVElements = arg_get_lit(3);
        bool showAPDU = arg_get_lit(1);
        bool decodeTLV = arg_get_lit(2);
        bool extractTLVElements = arg_get_lit(3);


@@ -1325,7 +1429,7 @@ int CmdEMVScan(const char *cmd) {
        uint8_t relfname[250] = {0};
        char *crelfname = (char *)relfname;
        int relfnamelen = 0;
        uint8_t relfname[250] = {0};
        char *crelfname = (char *)relfname;
        int relfnamelen = 0;

-#ifdef WITH_SMARTCARD  
+#ifdef WITH_SMARTCARD

        if (arg_get_lit(11)) {
                channel = ECC_CONTACT;
        }
        if (arg_get_lit(11)) {
                channel = ECC_CONTACT;
        }


@@ -1339,12 +1443,6 @@ int CmdEMVScan(const char *cmd) {
        
        SetAPDULogging(showAPDU);
        
        
        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");
        // current path + file name
        if (!strstr(crelfname, ".json"))
                strcat(crelfname, ".json");


@@ -1356,42 +1454,59 @@ int CmdEMVScan(const char *cmd) {
                root = json_load_file(fname, 0, &error);
                if (!root) {
                        PrintAndLogEx(ERR, "json error on line %d: %s", error.line, error.text);
                root = json_load_file(fname, 0, &error);
                if (!root) {
                        PrintAndLogEx(ERR, "json error on line %d: %s", error.line, error.text);

-                       return 1; 
+                       return 1;

                }
                }

-               
+

                if (!json_is_object(root)) {
                        PrintAndLogEx(ERR, "Invalid json format. root must be an object.");
                if (!json_is_object(root)) {
                        PrintAndLogEx(ERR, "Invalid json format. root must be an object.");

-                       return 1; 
+                       return 1;

                }
        } else {
                root = json_object();
        }
 
        // drop field at start
                }
        } else {
                root = json_object();
        }
 
        // drop field at start

-       if (channel == ECC_CONTACTLESS) {
-               DropField();
-       }
-       
-       // iso 14443 select
-       PrintAndLogEx(NORMAL, "--> GET UID, ATS.");
-       
-       iso14a_card_select_t card;
-       if (Hf14443_4aGetCardData(&card)) {
-               return 2;
-       }
+       DropFieldEx( channel );

 
        JsonSaveStr(root, "$.File.Created", "proxmark3 `emv scan`");
        
 
        JsonSaveStr(root, "$.File.Created", "proxmark3 `emv scan`");
        

-       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, "$.Card.ATS", (uint8_t *)card.ats, card.ats_len);
+       if (channel == ECC_CONTACTLESS) {
+               // iso 14443 select
+               PrintAndLogEx(NORMAL, "--> GET UID, ATS.");
+
+               iso14a_card_select_t card;
+               if (Hf14443_4aGetCardData(&card)) {
+                       return 2;
+               }
+               if (!card.uidlen) {
+                       PrintAndLogEx(ERR, "get ATS error");
+                       return 2;
+               }
+
+               JsonSaveStr(root, "$.Card.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);
        
        // init applets list tree
        const char *al = "Applets list";
        struct tlvdb *tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);

-       
+

        // EMV PPSE
        PrintAndLogEx(NORMAL, "--> PPSE.");
        res = EMVSelectPSE(channel, true, true, 2, buf, sizeof(buf), &len, &sw);
        // EMV PPSE
        PrintAndLogEx(NORMAL, "--> PPSE.");
        res = EMVSelectPSE(channel, true, true, 2, buf, sizeof(buf), &len, &sw);


@@ -1399,9 +1514,9 @@ int CmdEMVScan(const char *cmd) {
        if (!res && sw == 0x9000){
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);
        if (!res && sw == 0x9000){
                if (decodeTLV)
                        TLVPrintFromBuffer(buf, len);

-               
+

                JsonSaveBufAsHex(root, "$.PPSE.AID", (uint8_t *)"2PAY.SYS.DDF01", 14);
                JsonSaveBufAsHex(root, "$.PPSE.AID", (uint8_t *)"2PAY.SYS.DDF01", 14);

-               
+

                struct tlvdb *fci = tlvdb_parse_multi(buf, len);
                if (extractTLVElements)
                        JsonSaveTLVTree(root, root, "$.PPSE.FCITemplate", fci);
                struct tlvdb *fci = tlvdb_parse_multi(buf, len);
                if (extractTLVElements)
                        JsonSaveTLVTree(root, root, "$.PPSE.FCITemplate", fci);


@@ -1414,8 +1529,8 @@ int CmdEMVScan(const char *cmd) {
        res = EMVSearchPSE(channel, false, true, psenum, decodeTLV, tlvSelect);
 
        // check PPSE and select application id
        res = EMVSearchPSE(channel, false, true, psenum, decodeTLV, tlvSelect);
 
        // check PPSE and select application id

-       if (!res) { 
-               TLVPrintAIDlistFromSelectTLV(tlvSelect);        
+       if (!res) {
+               TLVPrintAIDlistFromSelectTLV(tlvSelect);

        } else {
                // EMV SEARCH with AID list
                SetAPDULogging(false);
        } else {
                // EMV SEARCH with AID list
                SetAPDULogging(false);


@@ -1423,7 +1538,7 @@ int CmdEMVScan(const char *cmd) {
                if (EMVSearch(channel, false, true, decodeTLV, tlvSelect)) {
                        PrintAndLogEx(ERR, "Can't found any of EMV AID. Exit...");
                        tlvdb_free(tlvSelect);
                if (EMVSearch(channel, false, true, decodeTLV, tlvSelect)) {
                        PrintAndLogEx(ERR, "Can't found any of EMV AID. Exit...");
                        tlvdb_free(tlvSelect);

-                       DropField();
+                       DropFieldEx( channel );

                        return 3;
                }
 
                        return 3;
                }
 


@@ -1439,14 +1554,12 @@ int CmdEMVScan(const char *cmd) {
 
        if (!AIDlen) {
                PrintAndLogEx(INFO, "Can't select AID. EMV AID not found. Exit...");
 
        if (!AIDlen) {
                PrintAndLogEx(INFO, "Can't select AID. EMV AID not found. Exit...");

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 4;
        }
 
        JsonSaveBufAsHex(root, "$.Application.AID", AID, AIDlen);
                return 4;
        }
 
        JsonSaveBufAsHex(root, "$.Application.AID", AID, AIDlen);

-       
+

        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
        // Init TLV tree
        const char *alr = "Root terminal TLV tree";
        struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);


@@ -1456,14 +1569,14 @@ int CmdEMVScan(const char *cmd) {
        PrintAndLogEx(NORMAL, "\n-->Selecting AID:%s.", sprint_hex_inrow(AID, AIDlen));
        SetAPDULogging(showAPDU);
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);
        PrintAndLogEx(NORMAL, "\n-->Selecting AID:%s.", sprint_hex_inrow(AID, AIDlen));
        SetAPDULogging(showAPDU);
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
-       if (res) {  
+
+       if (res) {

                PrintAndLogEx(ERR, "Can't select AID (%d). Exit...", res);
                tlvdb_free(tlvRoot);
                PrintAndLogEx(ERR, "Can't select AID (%d). Exit...", res);
                tlvdb_free(tlvRoot);

-               DropField();
+               DropFieldEx( channel );

                return 5;
        }
                return 5;
        }

-       
+

        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 
        if (decodeTLV)
                TLVPrintFromBuffer(buf, len);
 


@@ -1482,44 +1595,40 @@ int CmdEMVScan(const char *cmd) {
        // create transaction parameters
        PrintAndLogEx(NORMAL, "-->Init transaction parameters.");
        InitTransactionParameters(tlvRoot, paramLoadJSON, TrType, GenACGPO);
        // create transaction parameters
        PrintAndLogEx(NORMAL, "-->Init transaction parameters.");
        InitTransactionParameters(tlvRoot, paramLoadJSON, TrType, GenACGPO);

-       
+

        PrintAndLogEx(NORMAL, "-->Calc PDOL.");
        struct tlv *pdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x9f38, NULL), tlvRoot, 0x83);
        if (!pdol_data_tlv){
                PrintAndLogEx(ERR, "Can't create PDOL TLV.");
                tlvdb_free(tlvRoot);
        PrintAndLogEx(NORMAL, "-->Calc PDOL.");
        struct tlv *pdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x9f38, NULL), tlvRoot, 0x83);
        if (!pdol_data_tlv){
                PrintAndLogEx(ERR, "Can't create PDOL TLV.");
                tlvdb_free(tlvRoot);

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 6;
        }
                return 6;
        }

-       
+

        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {
                PrintAndLogEx(ERR, "Can't create PDOL data.");
                tlvdb_free(tlvRoot);
        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {
                PrintAndLogEx(ERR, "Can't create PDOL data.");
                tlvdb_free(tlvRoot);

-               DropField();
+               DropFieldEx( channel );

                return 6;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
 
        PrintAndLogEx(INFO, "-->GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
                return 6;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
 
        PrintAndLogEx(INFO, "-->GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
+

        free(pdol_data_tlv_data);
        free(pdol_data_tlv);
        free(pdol_data_tlv_data);
        free(pdol_data_tlv);

-       
-       if (res) {  
+
+       if (res) {

                PrintAndLogEx(ERR, "GPO error(%d): %4x. Exit...", res, sw);
                tlvdb_free(tlvRoot);
                PrintAndLogEx(ERR, "GPO error(%d): %4x. Exit...", res, sw);
                tlvdb_free(tlvRoot);

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 7;
        }
        ProcessGPOResponseFormat1(tlvRoot, buf, len, decodeTLV);
                return 7;
        }
        ProcessGPOResponseFormat1(tlvRoot, buf, len, decodeTLV);

-       
+

        struct tlvdb *gpofci = tlvdb_parse_multi(buf, len);
        if (extractTLVElements)
                JsonSaveTLVTree(root, root, "$.Application.GPO", gpofci);
        struct tlvdb *gpofci = tlvdb_parse_multi(buf, len);
        if (extractTLVElements)
                JsonSaveTLVTree(root, root, "$.Application.GPO", gpofci);


@@ -1533,7 +1642,7 @@ int CmdEMVScan(const char *cmd) {
 
        PrintAndLogEx(INFO, "-->Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);
 
        PrintAndLogEx(INFO, "-->Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);

-       
+

        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(ERR, "Wrong AFL length: %d", AFL->len);
        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(ERR, "Wrong AFL length: %d", AFL->len);


@@ -1544,7 +1653,7 @@ int CmdEMVScan(const char *cmd) {
                if (!sfijson) {
                        json_t *app = json_path_get(root, "$.Application");
                        json_object_set_new(app, "Records", json_array());
                if (!sfijson) {
                        json_t *app = json_path_get(root, "$.Application");
                        json_object_set_new(app, "Records", json_array());

-                       
+

                        sfijson = json_path_get(root, "$.Application.Records");
                }
                if (!json_is_array(sfijson)) {
                        sfijson = json_path_get(root, "$.Application.Records");
                }
                if (!json_is_array(sfijson)) {


@@ -1556,34 +1665,34 @@ int CmdEMVScan(const char *cmd) {
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];

-                       
+

                        PrintAndLogEx(INFO, "--->SFI[%02x] start:%02x end:%02x offline:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(ERR, "SFI ERROR! Skipped...");
                                continue;
                        }
                        PrintAndLogEx(INFO, "--->SFI[%02x] start:%02x end:%02x offline:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(ERR, "SFI ERROR! Skipped...");
                                continue;
                        }

-                       
+

                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(INFO, "---->SFI[%02x] %d", SFI, n);
                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(INFO, "---->SFI[%02x] %d", SFI, n);

-                               
+

                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(ERR, "SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }
                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(ERR, "SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }

-                               
+

                                if (decodeTLV) {
                                        TLVPrintFromBuffer(buf, len);
                                        PrintAndLogEx(NORMAL, "");
                                }
                                if (decodeTLV) {
                                        TLVPrintFromBuffer(buf, len);
                                        PrintAndLogEx(NORMAL, "");
                                }

-                               
+

                                json_t *jsonelm = json_object();
                                json_array_append_new(sfijson, jsonelm);
 
                                JsonSaveHex(jsonelm, "SFI", SFI, 1);
                                JsonSaveHex(jsonelm, "RecordNum", n, 1);
                                JsonSaveHex(jsonelm, "Offline", SFIoffline, 1);
                                json_t *jsonelm = json_object();
                                json_array_append_new(sfijson, jsonelm);
 
                                JsonSaveHex(jsonelm, "SFI", SFI, 1);
                                JsonSaveHex(jsonelm, "RecordNum", n, 1);
                                JsonSaveHex(jsonelm, "Offline", SFIoffline, 1);

-                               
+

                                struct tlvdb *rsfi = tlvdb_parse_multi(buf, len);
                                if (extractTLVElements)
                                        JsonSaveTLVTree(root, jsonelm, "$.Data", rsfi);
                                struct tlvdb *rsfi = tlvdb_parse_multi(buf, len);
                                if (extractTLVElements)
                                        JsonSaveTLVTree(root, jsonelm, "$.Data", rsfi);


@@ -1592,10 +1701,10 @@ int CmdEMVScan(const char *cmd) {
                                tlvdb_free(rsfi);
                        }
                }
                                tlvdb_free(rsfi);
                        }
                }

-               
+

                break;
        }
                break;
        }

-       
+

        // getting certificates
        if (tlvdb_get(tlvRoot, 0x90, NULL)) {
                PrintAndLogEx(INFO, "-->Recovering certificates.");
        // getting certificates
        if (tlvdb_get(tlvRoot, 0x90, NULL)) {
                PrintAndLogEx(INFO, "-->Recovering certificates.");


@@ -1603,24 +1712,22 @@ int CmdEMVScan(const char *cmd) {
                RecoveryCertificates(tlvRoot, root);
                PKISetStrictExecution(true);
        }
                RecoveryCertificates(tlvRoot, root);
                PKISetStrictExecution(true);
        }

-       
+

        // free tlv object
        tlvdb_free(tlvRoot);
 
        // free tlv object
        tlvdb_free(tlvRoot);
 

-       if (channel == ECC_CONTACTLESS) {
-               DropField();
-       }
-       
+       DropFieldEx( channel );
+

        res = json_dump_file(root, fname, JSON_INDENT(2));
        if (res) {
                PrintAndLogEx(ERR, "Can't save the file: %s", fname);
                return 200;
        }
        PrintAndLogEx(SUCCESS, "File `%s` saved.", fname);
        res = json_dump_file(root, fname, JSON_INDENT(2));
        if (res) {
                PrintAndLogEx(ERR, "Can't save the file: %s", fname);
                return 200;
        }
        PrintAndLogEx(SUCCESS, "File `%s` saved.", fname);

-       
+

        // free json object
        json_decref(root);
        // free json object
        json_decref(root);

-       
+

        return 0;
 }
 
        return 0;
 }
 


@@ -1635,9 +1742,11 @@ int CmdEMVRoca(const char *cmd) {
        size_t len = 0;
        uint16_t sw = 0;
        int res;
        size_t len = 0;
        uint16_t sw = 0;
        int res;

-               
-       CLIParserInit("emv roca", 
-               "Tries to extract public keys and run the ROCA test against them.\n", 
+       uint8_t ODAiList[4096];
+       size_t ODAiListLen = 0;
+
+       CLIParserInit("emv roca",
+               "Tries to extract public keys and run the ROCA test against them.\n",

                "Usage:\n"
                        "\temv roca -w -> select --CONTACT-- card and run test\n"
                        "\temv roca -> select --CONTACTLESS-- card and run test\n"
                "Usage:\n"
                        "\temv roca -w -> select --CONTACT-- card and run test\n"
                        "\temv roca -> select --CONTACTLESS-- card and run test\n"


@@ -1646,26 +1755,30 @@ int CmdEMVRoca(const char *cmd) {
        void* argtable[] = {
                arg_param_begin,
                arg_lit0("tT",  "selftest",   "self test"),
        void* argtable[] = {
                arg_param_begin,
                arg_lit0("tT",  "selftest",   "self test"),

+               arg_lit0("aA",  "apdu",    "show APDU reqests and responses"),

                arg_lit0("wW",  "wired",   "Send data via contact (iso7816) interface. Contactless interface set by default."),
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);
                arg_lit0("wW",  "wired",   "Send data via contact (iso7816) interface. Contactless interface set by default."),
                arg_param_end
        };
        CLIExecWithReturn(cmd, argtable, true);

-       
-       EMVCommandChannel channel = ECC_CONTACTLESS;
+

        if (arg_get_lit(1))
        if (arg_get_lit(1))

-        return roca_self_test();
+               return roca_self_test();
+       bool showAPDU = arg_get_lit(2);
+
+       EMVCommandChannel channel = ECC_CONTACTLESS;

 #ifdef WITH_SMARTCARD
 #ifdef WITH_SMARTCARD

-    if (arg_get_lit(2))
+       if (arg_get_lit(3))

                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);
                channel = ECC_CONTACT;
 #endif
        PrintChannel(channel);

+       CLIParserFree();

 
        // select card
        uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;
        char *PSE_or_PPSE = psenum == 1 ? "PSE" : "PPSE";
 
        // select card
        uint8_t psenum = (channel == ECC_CONTACT) ? 1 : 2;
        char *PSE_or_PPSE = psenum == 1 ? "PSE" : "PPSE";

-       
-       SetAPDULogging(false);
-       
+
+       SetAPDULogging(showAPDU);
+

        // init applets list tree
        const char *al = "Applets list";
        struct tlvdb *tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);
        // init applets list tree
        const char *al = "Applets list";
        struct tlvdb *tlvSelect = tlvdb_fixed(1, strlen(al), (const unsigned char *)al);


@@ -1675,15 +1788,15 @@ int CmdEMVRoca(const char *cmd) {
        res = EMVSearchPSE(channel, true, true, psenum, false, tlvSelect);
 
        // check PSE/PPSE and select application id
        res = EMVSearchPSE(channel, true, true, psenum, false, tlvSelect);
 
        // check PSE/PPSE and select application id

-       if (!res) {     
-               TLVPrintAIDlistFromSelectTLV(tlvSelect);                
+       if (!res) {
+               TLVPrintAIDlistFromSelectTLV(tlvSelect);

        } else {
                // EMV SEARCH with AID list
                PrintAndLogEx(NORMAL, "--> AID search.");
                if (EMVSearch(channel, false, true, false, tlvSelect)) {
                        PrintAndLogEx(ERR, "Couldn't find any known EMV AID. Exit...");
                        tlvdb_free(tlvSelect);
        } else {
                // EMV SEARCH with AID list
                PrintAndLogEx(NORMAL, "--> AID search.");
                if (EMVSearch(channel, false, true, false, tlvSelect)) {
                        PrintAndLogEx(ERR, "Couldn't find any known EMV AID. Exit...");
                        tlvdb_free(tlvSelect);

-                       DropField();
+                       DropFieldEx( channel );

                        return 3;
                }
 
                        return 3;
                }
 


@@ -1692,16 +1805,13 @@ int CmdEMVRoca(const char *cmd) {
        }
 
        // EMV SELECT application
        }
 
        // EMV SELECT application

-       SetAPDULogging(true);

        EMVSelectApplication(tlvSelect, AID, &AIDlen);
 
        tlvdb_free(tlvSelect);
 
        if (!AIDlen) {
                PrintAndLogEx(INFO, "Can't select AID. EMV AID not found. Exit...");
        EMVSelectApplication(tlvSelect, AID, &AIDlen);
 
        tlvdb_free(tlvSelect);
 
        if (!AIDlen) {
                PrintAndLogEx(INFO, "Can't select AID. EMV AID not found. Exit...");

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 4;
        }
 
                return 4;
        }
 


@@ -1712,13 +1822,11 @@ int CmdEMVRoca(const char *cmd) {
        // EMV SELECT applet
        PrintAndLogEx(NORMAL, "\n-->Selecting AID:%s.", sprint_hex_inrow(AID, AIDlen));
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);
        // EMV SELECT applet
        PrintAndLogEx(NORMAL, "\n-->Selecting AID:%s.", sprint_hex_inrow(AID, AIDlen));
        res = EMVSelect(channel, false, true, AID, AIDlen, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
-       if (res) {      
+
+       if (res) {

                PrintAndLogEx(ERR, "Can't select AID (%d). Exit...", res);
                tlvdb_free(tlvRoot);
                PrintAndLogEx(ERR, "Can't select AID (%d). Exit...", res);
                tlvdb_free(tlvRoot);

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 5;
        }
 
                return 5;
        }
 


@@ -1730,41 +1838,37 @@ int CmdEMVRoca(const char *cmd) {
        if (!pdol_data_tlv){
                PrintAndLogEx(ERR, "Can't create PDOL TLV.");
                tlvdb_free(tlvRoot);
        if (!pdol_data_tlv){
                PrintAndLogEx(ERR, "Can't create PDOL TLV.");
                tlvdb_free(tlvRoot);

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 6;
        }
                return 6;
        }

-       
+

        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {
                PrintAndLogEx(ERR, "Can't create PDOL data.");
                tlvdb_free(tlvRoot);
        size_t pdol_data_tlv_data_len;
        unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
        if (!pdol_data_tlv_data) {
                PrintAndLogEx(ERR, "Can't create PDOL data.");
                tlvdb_free(tlvRoot);

-               DropField();
+               DropFieldEx( channel );

                return 6;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
 
        PrintAndLogEx(INFO, "-->GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
                return 6;
        }
        PrintAndLogEx(INFO, "PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
 
        PrintAndLogEx(INFO, "-->GPO.");
        res = EMVGPO(channel, true, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);

-       
+

        free(pdol_data_tlv_data);
        free(pdol_data_tlv);
        free(pdol_data_tlv_data);
        free(pdol_data_tlv);

-       
-       if (res) {      
+
+       if (res) {

                PrintAndLogEx(ERR, "GPO error(%d): %4x. Exit...", res, sw);
                tlvdb_free(tlvRoot);
                PrintAndLogEx(ERR, "GPO error(%d): %4x. Exit...", res, sw);
                tlvdb_free(tlvRoot);

-               if (channel == ECC_CONTACTLESS) {
-                       DropField();
-               }
+               DropFieldEx( channel );

                return 7;
        }
        ProcessGPOResponseFormat1(tlvRoot, buf, len, false);
                return 7;
        }
        ProcessGPOResponseFormat1(tlvRoot, buf, len, false);

-       
+

        PrintAndLogEx(INFO, "-->Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);
        PrintAndLogEx(INFO, "-->Read records from AFL.");
        const struct tlv *AFL = tlvdb_get(tlvRoot, 0x94, NULL);

-       
+

        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(ERR, "Wrong AFL length: %d", AFL->len);
        while(AFL && AFL->len) {
                if (AFL->len % 4) {
                        PrintAndLogEx(ERR, "Wrong AFL length: %d", AFL->len);


@@ -1776,29 +1880,57 @@ int CmdEMVRoca(const char *cmd) {
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];
                        uint8_t SFIstart = AFL->value[i * 4 + 1];
                        uint8_t SFIend = AFL->value[i * 4 + 2];
                        uint8_t SFIoffline = AFL->value[i * 4 + 3];

-                       
+

                        PrintAndLogEx(INFO, "--->SFI[%02x] start:%02x end:%02x offline:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(ERR, "SFI ERROR! Skipped...");
                                continue;
                        }
                        PrintAndLogEx(INFO, "--->SFI[%02x] start:%02x end:%02x offline:%02x", SFI, SFIstart, SFIend, SFIoffline);
                        if (SFI == 0 || SFI == 31 || SFIstart == 0 || SFIstart > SFIend) {
                                PrintAndLogEx(ERR, "SFI ERROR! Skipped...");
                                continue;
                        }

-                       
+

                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(INFO, "---->SFI[%02x] %d", SFI, n);
                        for(int n = SFIstart; n <= SFIend; n++) {
                                PrintAndLogEx(INFO, "---->SFI[%02x] %d", SFI, n);

-                               
+

                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(ERR, "SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }
                                res = EMVReadRecord(channel, true, SFI, n, buf, sizeof(buf), &len, &sw, tlvRoot);
                                if (res) {
                                        PrintAndLogEx(ERR, "SFI[%02x]. APDU error %4x", SFI, sw);
                                        continue;
                                }

+
+                               // Build Input list for Offline Data Authentication
+                               // EMV 4.3 book3 10.3, page 96
+                               if (SFIoffline > 0) {
+                                       if (SFI < 11) {
+                                               const unsigned char *abuf = buf;
+                                               size_t elmlen = len;
+                                               struct tlv e;
+                                               if (tlv_parse_tl(&abuf, &elmlen, &e)) {
+                                                       memcpy(&ODAiList[ODAiListLen], &buf[len - elmlen], elmlen);
+                                                       ODAiListLen += elmlen;
+                                               } else {
+                                                       PrintAndLogEx(WARNING, "Error SFI[%02x]. Creating input list for Offline Data Authentication error.", SFI);
+                                               }
+                                       } else {
+                                               memcpy(&ODAiList[ODAiListLen], buf, len);
+                                               ODAiListLen += len;
+                                       }
+
+                                       SFIoffline--;
+                               }

                        }
                }
                        }
                }

-               
+

                break;
        }
 
                break;
        }
 

+       // copy Input list for Offline Data Authentication
+       if (ODAiListLen) {
+               struct tlvdb *oda = tlvdb_fixed(0x21, ODAiListLen, ODAiList); // not a standard tag
+               tlvdb_add(tlvRoot, oda);
+               PrintAndLogEx(NORMAL, "* Input list for Offline Data Authentication added to TLV. len=%d \n", ODAiListLen);
+       }
+

        // getting certificates
        // getting certificates

-       if (tlvdb_get(tlvRoot, 0x90, NULL)) {
+       if (tlvdb_get(tlvRoot, 0x90, NULL)) {

                PrintAndLogEx(INFO, "-->Recovering certificates.");
                PKISetStrictExecution(false);
 
                PrintAndLogEx(INFO, "-->Recovering certificates.");
                PKISetStrictExecution(false);
 


@@ -1814,17 +1946,17 @@ int CmdEMVRoca(const char *cmd) {
                        PrintAndLogEx(WARNING, "WARNING: Issuer certificate not found. Exit.");
                        goto out;
                }
                        PrintAndLogEx(WARNING, "WARNING: Issuer certificate not found. Exit.");
                        goto out;
                }

-       
+

                char RID[15] = {0};
                memcpy(RID, sprint_hex(issuer_pk->rid, 5), 14);
                char RID[15] = {0};
                memcpy(RID, sprint_hex(issuer_pk->rid, 5), 14);

-               PrintAndLogEx(SUCCESS, "Issuer PK recovered. RID %s IDX %02hhx CSN %s",
+               PrintAndLogEx(SUCCESS, "Issuer Public Key recovered. RID %s IDX %02hhx CSN %s",

                                RID,
                                issuer_pk->index,
                                sprint_hex(issuer_pk->serial, 3)
                                );
 
                                RID,
                                issuer_pk->index,
                                sprint_hex(issuer_pk->serial, 3)
                                );
 

-
-               struct emv_pk *icc_pk = emv_pki_recover_icc_cert(issuer_pk, tlvRoot, NULL);
+               const struct tlv *sda_tlv = tlvdb_get(tlvRoot, 0x21, NULL);
+               struct emv_pk *icc_pk = emv_pki_recover_icc_cert(issuer_pk, tlvRoot, sda_tlv);

                if (!icc_pk) {
                        emv_pk_free(pk);
                        emv_pk_free(issuer_pk);
                if (!icc_pk) {
                        emv_pk_free(pk);
                        emv_pk_free(issuer_pk);


@@ -1833,36 +1965,33 @@ int CmdEMVRoca(const char *cmd) {
                }
 
                memcpy(RID, sprint_hex(icc_pk->rid, 5), 14);
                }
 
                memcpy(RID, sprint_hex(icc_pk->rid, 5), 14);

-               PrintAndLogEx(SUCCESS, "ICC PK recovered. RID %s IDX %02hhx CSN %s\n",
+               PrintAndLogEx(SUCCESS, "ICC Public Key recovered. RID %s IDX %02hhx CSN %s\n",

                                RID,
                                icc_pk->index,
                                sprint_hex(icc_pk->serial, 3)
                                );
                                RID,
                                icc_pk->index,
                                sprint_hex(icc_pk->serial, 3)
                                );

-               
-               PrintAndLogEx(INFO, "ICC pk modulus: %s", sprint_hex_inrow(icc_pk->modulus, icc_pk->mlen));
-               
-               //      icc_pk->exp, icc_pk->elen
-               //      icc_pk->modulus, icc_pk->mlen
+
+               PrintAndLogEx(INFO, "ICC Public Key modulus: %s\n", sprint_hex_inrow(icc_pk->modulus, icc_pk->mlen));
+
+               //  icc_pk->exp, icc_pk->elen
+               //  icc_pk->modulus, icc_pk->mlen

                if (icc_pk->elen > 0 && icc_pk->mlen > 0) {
                if (icc_pk->elen > 0 && icc_pk->mlen > 0) {

-                       if (emv_rocacheck(icc_pk->modulus, icc_pk->mlen, true)) {
-                               PrintAndLogEx(INFO, "ICC pk is a subject to ROCA vulnerability, insecure..");
+                       if (emv_rocacheck(icc_pk->modulus, icc_pk->mlen, false)) {
+                               PrintAndLogEx(INFO, "ICC Public Key is subject to ROCA vulnerability (it is NOT secure).");

                        } else {
                        } else {

-                               PrintAndLogEx(INFO, "ICC pk is OK(");
+                               PrintAndLogEx(INFO, "ICC Public Key is not subject to ROCA vulnerability (it is secure)");

                        }
                        }

-               }               
-               
+               }
+

                PKISetStrictExecution(true);
        }
 
 out:
                PKISetStrictExecution(true);
        }
 
 out:

-       
+

        // free tlv object
        tlvdb_free(tlvRoot);
 
        // free tlv object
        tlvdb_free(tlvRoot);
 

-       if (channel == ECC_CONTACTLESS) {
-               DropField();
-       }
-
+       DropFieldEx( channel );

        return 0;
 }
 
        return 0;
 }
 


@@ -1881,7 +2010,7 @@ static command_t CommandTable[] =  {
        {"intauth",     CmdEMVInternalAuthenticate, 1,  "Internal authentication."},
        {"scan",        CmdEMVScan,                 1,  "Scan EMV card and save it contents to json file for emulator."},
        {"test",        CmdEMVTest,                 1,  "Crypto logic test."},
        {"intauth",     CmdEMVInternalAuthenticate, 1,  "Internal authentication."},
        {"scan",        CmdEMVScan,                 1,  "Scan EMV card and save it contents to json file for emulator."},
        {"test",        CmdEMVTest,                 1,  "Crypto logic test."},

-       {"roca",        CmdEMVRoca,                 1,  "Extract public keys and run ROCA test"}, 
+       {"roca",        CmdEMVRoca,                 1,  "Extract public keys and run ROCA test"},

        {NULL,          NULL,                       0,  NULL}
 };
 
        {NULL,          NULL,                       0,  NULL}
 };