restore #755 reverted after #757 (#761)
[proxmark3-svn] / client / cmdsmartcard.c
index 8f3d8d2e5d08e40663f394a3f2e38e53ed3b87bd..edd51b7237cea5dfedb75f427e1da767b2b7e770 100644 (file)
 #include "smartcard.h"
 #include "comms.h"
 #include "protocols.h"
-#include "cmdhf.h"              // CmdHFlist
+#include "cmdhflist.h"
 #include "emv/apduinfo.h"       // APDUcode description
 #include "emv/emvcore.h"        // decodeTVL
-#include "crypto/libpcrypto.h"                 // sha512hash
+#include "crypto/libpcrypto.h" // sha512hash
 #include "emv/dump.h"                  // dump_buffer
 
 #define SC_UPGRADE_FILES_DIRECTORY          "sc_upgrade_firmware/"
@@ -32,14 +32,15 @@ static int usage_sm_raw(void) {
        PrintAndLogEx(NORMAL, "Usage: sc raw [h|r|c] d <0A 0B 0C ... hex>");
        PrintAndLogEx(NORMAL, "       h          :  this help");
        PrintAndLogEx(NORMAL, "       r          :  do not read response");
-       PrintAndLogEx(NORMAL, "       a          :  active smartcard without select");
-       PrintAndLogEx(NORMAL, "       s          :  active smartcard with select");
+       PrintAndLogEx(NORMAL, "       a          :  active smartcard without select (reset sc module)");
+       PrintAndLogEx(NORMAL, "       s          :  active smartcard with select (get ATR)");
        PrintAndLogEx(NORMAL, "       t          :  executes TLV decoder if it possible");
+       PrintAndLogEx(NORMAL, "       0          :  use protocol T=0");
        PrintAndLogEx(NORMAL, "       d <bytes>  :  bytes to send");
        PrintAndLogEx(NORMAL, "");
        PrintAndLogEx(NORMAL, "Examples:");
-       PrintAndLogEx(NORMAL, "        sc raw d 00a404000e315041592e5359532e444446303100    - `1PAY.SYS.DDF01` PPSE directory");
-       PrintAndLogEx(NORMAL, "        sc raw d 00a404000e325041592e5359532e444446303100    - `2PAY.SYS.DDF01` PPSE directory");
+       PrintAndLogEx(NORMAL, "        sc raw s 0 d 00a404000e315041592e5359532e4444463031  - `1PAY.SYS.DDF01` PPSE directory with get ATR");
+       PrintAndLogEx(NORMAL, "        sc raw 0 d 00a404000e325041592e5359532e4444463031    - `2PAY.SYS.DDF01` PPSE directory");
        return 0;
 }
 
@@ -180,58 +181,46 @@ float GetATRF(uint8_t *atr, size_t atrlen) {
 }
 
 static int PrintATR(uint8_t *atr, size_t atrlen) {
-       uint8_t vxor = 0;
-       for (int i = 1; i < atrlen; i++)
-               vxor ^= atr[i];
-
-       if (vxor)
-               PrintAndLogEx(WARNING, "Check summ error. Must be 0 but: 0x%02x", vxor);
-       else
-               PrintAndLogEx(INFO, "Check summ OK.");
-
-       if (atr[0] != 0x3b)
-               PrintAndLogEx(WARNING, "Not a direct convention: 0x%02x", atr[0]);
 
        uint8_t T0 = atr[1];
        uint8_t K = T0 & 0x0F;
-       uint8_t TD1 = 0;
-
-       uint8_t T1len = 0;
-       uint8_t TD1len = 0;
-       uint8_t TDilen = 0;
+       uint8_t TD1 = 0, T1len = 0, TD1len = 0, TDilen = 0;
 
        if (T0 & 0x10) {
-               PrintAndLog("TA1 (Maximum clock frequency, proposed bit duration): 0x%02x", atr[2 + T1len]);
+               PrintAndLog("\t- TA1 (Maximum clock frequency, proposed bit duration) [ 0x%02x ]", atr[2 + T1len]);
                T1len++;
        }
+       
        if (T0 & 0x20) {
-               PrintAndLog("TB1 (Deprecated: VPP requirements): 0x%02x", atr[2 + T1len]);
+               PrintAndLog("\t- TB1 (Deprecated: VPP requirements) [ 0x%02x ]", atr[2 + T1len]);
                T1len++;
        }
+       
        if (T0 & 0x40) {
-               PrintAndLog("TC1 (Extra delay between bytes required by card): 0x%02x", atr[2 + T1len]);
+               PrintAndLog("\t- TC1 (Extra delay between bytes required by card) [ 0x%02x ]", atr[2 + T1len]);
                T1len++;
        }
+       
        if (T0 & 0x80) {
                TD1 = atr[2 + T1len];
-               PrintAndLog("TD1 (First offered transmission protocol, presence of TA2..TD2): 0x%02x. Protocol T=%d", TD1, TD1 & 0x0f);
+               PrintAndLog("\t- TD1 (First offered transmission protocol, presence of TA2..TD2) [ 0x%02x ] Protocol T%d", TD1, TD1 & 0x0f);
                T1len++;
 
                if (TD1 & 0x10) {
-                       PrintAndLog("TA2 (Specific protocol and parameters to be used after the ATR): 0x%02x", atr[2 + T1len + TD1len]);
+                       PrintAndLog("\t- TA2 (Specific protocol and parameters to be used after the ATR) [ 0x%02x ]", atr[2 + T1len + TD1len]);
                        TD1len++;
                }
                if (TD1 & 0x20) {
-                       PrintAndLog("TB2 (Deprecated: VPP precise voltage requirement): 0x%02x", atr[2 + T1len + TD1len]);
+                       PrintAndLog("\t- TB2 (Deprecated: VPP precise voltage requirement) [ 0x%02x ]", atr[2 + T1len + TD1len]);
                        TD1len++;
                }
                if (TD1 & 0x40) {
-                       PrintAndLog("TC2 (Maximum waiting time for protocol T=0): 0x%02x", atr[2 + T1len + TD1len]);
+                       PrintAndLog("\t- TC2 (Maximum waiting time for protocol T=0) [ 0x%02x ]", atr[2 + T1len + TD1len]);
                        TD1len++;
                }
                if (TD1 & 0x80) {
                        uint8_t TDi = atr[2 + T1len + TD1len];
-                       PrintAndLog("TD2 (A supported protocol or more global parameters, presence of TA3..TD3): 0x%02x. Protocol T=%d", TDi, TDi & 0x0f);
+                       PrintAndLog("\t- TD2 (A supported protocol or more global parameters, presence of TA3..TD3) [ 0x%02x ] Protocol T%d", TDi, TDi & 0x0f);
                        TD1len++;
 
                        bool nextCycle = true;
@@ -239,20 +228,20 @@ static int PrintATR(uint8_t *atr, size_t atrlen) {
                        while (nextCycle) {
                                nextCycle = false;
                                if (TDi & 0x10) {
-                                       PrintAndLog("TA%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
+                                       PrintAndLog("\t- TA%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
                                        TDilen++;
                                }
                                if (TDi & 0x20) {
-                                       PrintAndLog("TB%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
+                                       PrintAndLog("\t- TB%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
                                        TDilen++;
                                }
                                if (TDi & 0x40) {
-                                       PrintAndLog("TC%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
+                                       PrintAndLog("\t- TC%d: 0x%02x", vi, atr[2 + T1len + TD1len + TDilen]);
                                        TDilen++;
                                }
                                if (TDi & 0x80) {
                                        TDi = atr[2 + T1len + TD1len + TDilen];
-                                       PrintAndLog("TD%d: 0x%02x. Protocol T=%d", vi, TDi, TDi & 0x0f);
+                                       PrintAndLog("\t- TD%d [ 0x%02x ] Protocol T%d", vi, TDi, TDi & 0x0f);
                                        TDilen++;
 
                                        nextCycle = true;
@@ -262,25 +251,35 @@ static int PrintATR(uint8_t *atr, size_t atrlen) {
                }
        }
 
+       uint8_t vxor = 0;
+       for (int i = 1; i < atrlen; i++)
+               vxor ^= atr[i];
+       
+       if (vxor)
+               PrintAndLogEx(WARNING, "Check summ error. Must be 0 got 0x%02X", vxor);
+       else
+               PrintAndLogEx(INFO, "Check summ OK.");
+
+       if (atr[0] != 0x3b)
+               PrintAndLogEx(WARNING, "Not a direct convention [ 0x%02x ]", atr[0]);
+
+       
        uint8_t calen = 2 + T1len + TD1len + TDilen + K;
 
        if (atrlen != calen && atrlen != calen + 1)  // may be CRC
                PrintAndLogEx(ERR, "ATR length error. len: %d, T1len: %d, TD1len: %d, TDilen: %d, K: %d", atrlen, T1len, TD1len, TDilen, K);
-       else
-               PrintAndLogEx(INFO, "ATR length OK.");
 
-       PrintAndLog("Historical bytes len: 0x%02x", K);
        if (K > 0)
-               PrintAndLog("The format of historical bytes: %02x", atr[2 + T1len + TD1len + TDilen]);
+               PrintAndLogEx(INFO, "\nHistorical bytes | len 0x%02d | format %02x", K, atr[2 + T1len + TD1len + TDilen]);
+       
        if (K > 1) {
-               PrintAndLog("Historical bytes:");
+               PrintAndLogEx(INFO, "\tHistorical bytes");
                dump_buffer(&atr[2 + T1len + TD1len + TDilen], K, NULL, 1);
        }
 
        return 0;
 }
 
-
 static bool smart_select(bool silent) {
        UsbCommand c = {CMD_SMART_ATR, {0, 0, 0}};
        clearCommandBuffer();
@@ -310,7 +309,7 @@ static bool smart_select(bool silent) {
 static int smart_wait(uint8_t *data) {
        UsbCommand resp;
        if (!WaitForResponseTimeout(CMD_ACK, &resp, 2500)) {
-               PrintAndLogEx(WARNING, "smart card response failed");
+               PrintAndLogEx(WARNING, "smart card response timeout");
                return -1;
        }
 
@@ -320,16 +319,17 @@ static int smart_wait(uint8_t *data) {
                return -2;
        }
        memcpy(data, resp.d.asBytes, len);
-       PrintAndLogEx(SUCCESS, " %d | %s", len, sprint_hex_inrow_ex(data,  len, 32));
-
        if (len >= 2) {
                PrintAndLogEx(SUCCESS, "%02X%02X | %s", data[len - 2], data[len - 1], GetAPDUCodeDescription(data[len - 2], data[len - 1]));
+       } else {
+               PrintAndLogEx(SUCCESS, " %d | %s", len, sprint_hex_inrow_ex(data,  len, 8));
        }
+       
        return len;
 }
 
-static int smart_response(uint8_t apduINS, uint8_t *data) {
-
+static int smart_response(uint8_t *data) {
        int datalen = smart_wait(data);
        bool needGetData = false;
 
@@ -337,20 +337,14 @@ static int smart_response(uint8_t apduINS, uint8_t *data) {
                goto out;
        }
 
-       if (datalen > 2 && data[0] != apduINS) {
-               PrintAndLogEx(ERR, "Card ACK error. len=0x%x data[0]=%02x", datalen, data[0]);
-               datalen = 0;
-               goto out;
-       }
-
        if ( data[datalen - 2] == 0x61 || data[datalen - 2] == 0x9F ) {
                needGetData = true;
        }
 
        if (needGetData) {
                int len = data[datalen - 1];
-               PrintAndLogEx(INFO, "Requesting response. len=0x%x", len);
-               uint8_t getstatus[] = {ISO7816_GETSTATUS, 0x00, 0x00, len};
+               PrintAndLogEx(INFO, "Requesting 0x%02X bytes response", len);   
+               uint8_t getstatus[] = {0x00, ISO7816_GETSTATUS, 0x00, 0x00, len};
                UsbCommand cStatus = {CMD_SMART_RAW, {SC_RAW, sizeof(getstatus), 0}};
                memcpy(cStatus.d.asBytes, getstatus, sizeof(getstatus) );
                clearCommandBuffer();
@@ -361,21 +355,26 @@ static int smart_response(uint8_t apduINS, uint8_t *data) {
                if (datalen < 2 ) {
                        goto out;
                }
-               if (datalen > 2 && data[0] != ISO7816_GETSTATUS) {
-                       PrintAndLogEx(ERR, "GetResponse ACK error. len=0x%x data[0]=%02x", len, data[0]);
-                       datalen = 0;
-                       goto out;
-               }
 
-               if (datalen != len + 2 + 1) { // 2 - response, 1 - ACK
-                       PrintAndLogEx(WARNING, "GetResponse wrong length. Must be: 0x%02x but: 0x%02x", len, datalen - 3);
+               // data wo ACK
+               if (datalen != len + 2) { 
+                       // data with ACK
+                       if (datalen == len + 2 + 1) { // 2 - response, 1 - ACK
+                               if (data[0] != ISO7816_GETSTATUS) {
+                                       PrintAndLogEx(ERR, "GetResponse ACK error. len 0x%x | data[0] %02X", len, data[0]);     
+                                       datalen = 0;
+                                       goto out;
+                               }
+
+                               datalen--;
+                               memmove(data, &data[1], datalen);
+                       } else {
+                               // wrong length
+                               PrintAndLogEx(WARNING, "GetResponse wrong length. Must be 0x%02X got 0x%02X", len, datalen - 3);        
+                       }
                }
        }
 
-       if (datalen > 2) {
-               datalen--;
-               memmove(data, &data[1], datalen);
-       }
        out:
        return datalen;
 }
@@ -385,6 +384,7 @@ int CmdSmartRaw(const char *Cmd) {
        int hexlen = 0;
        bool active = false;
        bool active_select = false;
+    bool useT0 = false;        
        uint8_t cmdp = 0;
        bool errors = false, reply = true, decodeTLV = false, breakloop = false;
        uint8_t data[USB_CMD_DATA_SIZE] = {0x00};
@@ -408,6 +408,10 @@ int CmdSmartRaw(const char *Cmd) {
                        decodeTLV = true;
                        cmdp++;
                        break;
+               case '0':
+                       useT0 = true;
+                       cmdp++;
+                       break;                  
                case 'd': {
                        switch (param_gethex_to_eol(Cmd, cmdp+1, data, sizeof(data), &hexlen)) {
                        case 1:
@@ -448,7 +452,10 @@ int CmdSmartRaw(const char *Cmd) {
        }
 
        if (hexlen > 0) {
-               c.arg[0] |= SC_RAW;
+               if (useT0)
+                       c.arg[0] |= SC_RAW_T0;
+               else
+                       c.arg[0] |= SC_RAW;
        }
 
        memcpy(c.d.asBytes, data, hexlen );
@@ -462,7 +469,7 @@ int CmdSmartRaw(const char *Cmd) {
                if ( !buf )
                        return 1;
 
-               int len = smart_response(data[1], buf);
+               int len = smart_response(buf);
                if ( len < 0 ) {
                        free(buf);
                        return 2;
@@ -474,13 +481,13 @@ int CmdSmartRaw(const char *Cmd) {
                        memcpy(c.d.asBytes, data, sizeof(data) );
                        clearCommandBuffer();
                        SendCommand(&c);
-                       len = smart_response(data[1], buf);
+                       len = smart_response(buf);
 
                        data[4] = 0;
                }
 
                if (decodeTLV && len > 4)
-                       TLVPrintFromBuffer(buf+1, len-3);
+                       TLVPrintFromBuffer(buf, len-2);
 
                free(buf);
        }
@@ -492,38 +499,35 @@ int ExchangeAPDUSC(uint8_t *datain, int datainlen, bool activateCard, bool leave
 
        if (activateCard)
                smart_select(false);
-       printf("* APDU SC\n");
 
-       UsbCommand c = {CMD_SMART_RAW, {SC_RAW | SC_CONNECT, datainlen, 0}};
+       PrintAndLogEx(DEBUG, "APDU SC");
+
+       UsbCommand c = {CMD_SMART_RAW, {SC_RAW_T0, datainlen, 0}};      
        if (activateCard) {
-               c.arg[0] |= SC_SELECT;
+               c.arg[0] |= SC_SELECT | SC_CONNECT;
        }
        memcpy(c.d.asBytes, datain, datainlen);
        clearCommandBuffer();
        SendCommand(&c);
 
-       int len = smart_response(datain[1], dataout);
+       int len = smart_response(dataout);
 
        if ( len < 0 ) {
                return 2;
        }
 
-
        // retry
        if (len > 1 && dataout[len - 2] == 0x6c && datainlen > 4) {
-               UsbCommand c2 = {CMD_SMART_RAW, {SC_RAW, datainlen, 0}};
-               memcpy(c2.d.asBytes, datain, datainlen);
-
-               int vlen = 5 + datain[4];
-               if (datainlen == vlen)
-                       datainlen++;
+               UsbCommand c2 = {CMD_SMART_RAW, {SC_RAW_T0, datainlen, 0}};     
+               memcpy(c2.d.asBytes, datain, 5);
 
-               c2.d.asBytes[vlen] = dataout[len - 1];
+               // transfer length via T=0
+               c2.d.asBytes[4] = dataout[len - 1];
 
                clearCommandBuffer();
                SendCommand(&c2);
 
-               len = smart_response(datain[1], dataout);
+               len = smart_response(dataout);
        }
        *dataoutlen = len;
 
@@ -552,7 +556,6 @@ int CmdSmartUpgrade(const char *Cmd) {
                                errors = true;
                                break;
                        }
-
                        cmdp += 2;
                        break;
                case 'h':
@@ -772,32 +775,36 @@ int CmdSmartInfo(const char *Cmd){
        memcpy(&card, (smart_card_atr_t *)resp.d.asBytes, sizeof(smart_card_atr_t));
 
        // print header
-       PrintAndLogEx(INFO, "\n--- Smartcard Information ---------");
+       PrintAndLogEx(INFO, "--- Smartcard Information ---------");
        PrintAndLogEx(INFO, "-------------------------------------------------------------");
-       PrintAndLogEx(INFO, "ISO76183 ATR : %s", sprint_hex(card.atr, card.atr_len));
-       PrintAndLogEx(INFO, "look up ATR");
-       PrintAndLogEx(INFO, "http://smartcard-atr.appspot.com/parse?ATR=%s", sprint_hex_inrow(card.atr, card.atr_len) );
+       PrintAndLogEx(INFO, "ISO7618-3 ATR : %s", sprint_hex(card.atr, card.atr_len));
+       PrintAndLogEx(INFO, "\nhttp://smartcard-atr.appspot.com/parse?ATR=%s", sprint_hex_inrow(card.atr, card.atr_len) );
 
        // print ATR
        PrintAndLogEx(NORMAL, "");
-       PrintAndLogEx(NORMAL, "* ATR:");
+       PrintAndLogEx(INFO, "ATR");
        PrintATR(card.atr, card.atr_len);
 
        // print D/F (brom byte TA1 or defaults)
        PrintAndLogEx(NORMAL, "");
-       PrintAndLogEx(NORMAL, "* D/F (TA1):");
+       PrintAndLogEx(INFO, "D/F (TA1)");
        int Di = GetATRDi(card.atr, card.atr_len);
        int Fi = GetATRFi(card.atr, card.atr_len);
        float F = GetATRF(card.atr, card.atr_len);
        if (GetATRTA1(card.atr, card.atr_len) == 0x11)
                PrintAndLogEx(INFO, "Using default values...");
 
-       PrintAndLogEx(NORMAL, "Di=%d", Di);
-       PrintAndLogEx(NORMAL, "Fi=%d", Fi);
-       PrintAndLogEx(NORMAL, "F=%.1f MHz", F);
-       PrintAndLogEx(NORMAL, "Cycles/ETU=%d", Fi/Di);
-       PrintAndLogEx(NORMAL, "%.1f bits/sec at 4MHz", (float)4000000 / (Fi/Di));
-       PrintAndLogEx(NORMAL, "%.1f bits/sec at Fmax=%.1fMHz", (F * 1000000) / (Fi/Di), F);
+       PrintAndLogEx(NORMAL, "\t- Di=%d", Di);
+       PrintAndLogEx(NORMAL, "\t- Fi=%d", Fi);
+       PrintAndLogEx(NORMAL, "\t- F=%.1f MHz", F);
+  
+       if (Di && Fi) {
+               PrintAndLogEx(NORMAL, "\t- Cycles/ETU=%d", Fi/Di);
+               PrintAndLogEx(NORMAL, "\t- %.1f bits/sec at 4MHz", (float)4000000 / (Fi/Di));
+               PrintAndLogEx(NORMAL, "\t- %.1f bits/sec at Fmax=%.1fMHz", (F * 1000000) / (Fi/Di), F);
+       } else {
+               PrintAndLogEx(WARNING, "\t- Di or Fi is RFU.");
+       };
 
        return 0;
 }
@@ -917,8 +924,9 @@ int CmdSmartBruteforceSFI(const char *Cmd) {
        }
 
        PrintAndLogEx(INFO, "Selecting PPSE aid");
-       CmdSmartRaw("d 00a404000e325041592e5359532e444446303100");
-       CmdSmartRaw("d 00a4040007a000000004101000");
+       CmdSmartRaw("s 0 t d 00a404000e325041592e5359532e4444463031");
+       CmdSmartRaw("0 t d 00a4040007a000000004101000");  // mastercard
+//     CmdSmartRaw("0 t d 00a4040007a0000000031010"); // visa
 
        PrintAndLogEx(INFO, "starting");
 
@@ -937,16 +945,15 @@ int CmdSmartBruteforceSFI(const char *Cmd) {
                        clearCommandBuffer();
                        SendCommand(&c);
 
-                       smart_response(data[1], buf);
+                       smart_response(buf);
 
-                       // if 0x6C
                        if ( buf[0] == 0x6C ) {
                                data[4] = buf[1];
 
                                memcpy(c.d.asBytes, data, sizeof(data) );
                                clearCommandBuffer();
                                SendCommand(&c);
-                               uint8_t len = smart_response(data[1], buf);
+                               uint8_t len = smart_response(buf);
 
                                // TLV decoder
                                if (len > 4)
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