]> cvs.zerfleddert.de Git - proxmark3-svn/commitdiff
Minor mod to 'hf iclass read', it now also reads and prints the configuration of...
authorMartin Holst Swende <martin@swende.se>
Sun, 29 Mar 2015 19:49:58 +0000 (21:49 +0200)
committerMartin Holst Swende <martin@swende.se>
Sun, 29 Mar 2015 19:49:58 +0000 (21:49 +0200)
armsrc/iclass.c
client/cmdhficlass.c
include/usb_cmd.h

index 260e6a6033f7f736173c0558ee8c034366f05434..7b4daa36bb3b6541e5b77fffbceb84189639ce02 100644 (file)
@@ -1627,7 +1627,10 @@ uint8_t handshakeIclassTag(uint8_t *card_data)
        static uint8_t act_all[]     = { 0x0a };
        static uint8_t identify[]    = { 0x0c };
        static uint8_t select[]      = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
-       static uint8_t readcheck_cc[]= { 0x88, 0x02 };
+
+
+       static uint8_t readcheck_cc[]= { 0x88, 0x02,};
+
        uint8_t resp[ICLASS_BUFFER_SIZE];
 
        uint8_t read_status = 0;
@@ -1662,28 +1665,33 @@ uint8_t handshakeIclassTag(uint8_t *card_data)
        if(ReaderReceiveIClass(resp) == 8) {
                //Save CC (e-purse) in response data
                memcpy(card_data+8,resp,8);
-
-               //Got both
-               read_status = 2;
+               read_status++;
        }
 
        return read_status;
 }
 
+
 // Reader iClass Anticollission
 void ReaderIClass(uint8_t arg0) {
 
-    uint8_t card_data[24]={0};
+       uint8_t card_data[6 * 8]={0xFF};
     uint8_t last_csn[8]={0};
        
+       //Read conf block CRC(0x01) => 0xfa 0x22
+       uint8_t readConf[] = { ICLASS_CMD_READ_OR_IDENTIFY,0x01, 0xfa, 0x22};
+       //Read conf block CRC(0x05) => 0xde  0x64
+       uint8_t readAA[] = { ICLASS_CMD_READ_OR_IDENTIFY,0x05, 0xde, 0x64};
+
+
     int read_status= 0;
+       uint8_t result_status = 0;
     bool abort_after_read = arg0 & FLAG_ICLASS_READER_ONLY_ONCE;
-       bool get_cc = arg0 & FLAG_ICLASS_READER_GET_CC;
+
        set_tracing(TRUE);
     setupIclassReader();
 
-    size_t datasize = 0;
-    while(!BUTTON_PRESS())
+       while(!BUTTON_PRESS())
     {
 
                if(!tracing) {
@@ -1695,15 +1703,40 @@ void ReaderIClass(uint8_t arg0) {
                read_status = handshakeIclassTag(card_data);
 
                if(read_status == 0) continue;
-               if(read_status == 1) datasize = 8;
-               if(read_status == 2) datasize = 16;
+               if(read_status == 1) result_status = FLAG_ICLASS_READER_CSN;
+               if(read_status == 2) result_status = FLAG_ICLASS_READER_CSN|FLAG_ICLASS_READER_CC;
+
+               // handshakeIclass returns CSN|CC, but the actual block
+               // layout is CSN|CONFIG|CC, so here we reorder the data,
+               // moving CC forward 8 bytes
+               memcpy(card_data+16,card_data+8, 8);
+               //Read block 1, config
+               if(arg0 & FLAG_ICLASS_READER_CONF)
+               {
+                       if(sendCmdGetResponseWithRetries(readConf, sizeof(readConf),card_data+8, 10, 10))
+                       {
+                               Dbprintf("Failed to dump config block");
+                       }else
+                       {
+                               result_status |= FLAG_ICLASS_READER_CONF;
+                       }
+               }
 
-               //Todo, read the public blocks 1,5 aswell:
-               //
-               // 0 : CSN (we already have)
+               //Read block 5, AA
+               if(arg0 & FLAG_ICLASS_READER_AA){
+                       if(sendCmdGetResponseWithRetries(readAA, sizeof(readAA),card_data+(8*4), 10, 10))
+                       {
+//                             Dbprintf("Failed to dump AA block");
+                       }else
+                       {
+                               result_status |= FLAG_ICLASS_READER_AA;
+                       }
+               }
+
+               // 0 : CSN
                // 1 : Configuration
-               // 2 : e-purse (we already have)
-               // (3,4 write-only)
+               // 2 : e-purse
+               // (3,4 write-only, kc and kd)
                // 5 Application issuer area
                //
                //Then we can 'ship' back the 8 * 5 bytes of data,
@@ -1713,10 +1746,10 @@ void ReaderIClass(uint8_t arg0) {
                //Send back to client, but don't bother if we already sent this
                if(memcmp(last_csn, card_data, 8) != 0)
                {
-
-                       if(!get_cc || (get_cc && read_status == 2))
+                       // If caller requires that we get CC, continue until we got it
+                       if( (arg0 & read_status & FLAG_ICLASS_READER_CC) || !(arg0 & FLAG_ICLASS_READER_CC))
                        {
-                               cmd_send(CMD_ACK,read_status,0,0,card_data,datasize);
+                               cmd_send(CMD_ACK,result_status,0,0,card_data,sizeof(card_data));
                                if(abort_after_read) {
                                        LED_A_OFF();
                                        return;
@@ -1724,7 +1757,7 @@ void ReaderIClass(uint8_t arg0) {
                                //Save that we already sent this....
                                memcpy(last_csn, card_data, 8);
                        }
-                       //If 'get_cc' was specified and we didn't get a CC, we'll just keep trying...
+
                }
                LED_B_OFF();
     }
index 31f7ba973f8d2a956194d9152fdf65584b3f76a7..44b074b35cc8de0acb1ee65c42b25a9f93a0d442 100644 (file)
@@ -30,6 +30,7 @@
 #include "loclass/elite_crack.h"
 #include "loclass/fileutils.h"
 #include "protocols.h"
+#include "usb_cmd.h"
 
 static int CmdHelp(const char *Cmd);
 
@@ -166,29 +167,25 @@ int CmdHFiClassSim(const char *Cmd)
 
 int CmdHFiClassReader(const char *Cmd)
 {
-       UsbCommand c = {CMD_READER_ICLASS, {0}};
+       UsbCommand c = {CMD_READER_ICLASS, {FLAG_ICLASS_READER_CSN|
+                                       FLAG_ICLASS_READER_CONF|FLAG_ICLASS_READER_AA}};
        SendCommand(&c);
        UsbCommand resp;
        while(!ukbhit()){
                if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) {
-                       uint8_t isOK    = resp.arg[0] & 0xff;
+                       uint8_t readStatus    = resp.arg[0] & 0xff;
                        uint8_t * data  = resp.d.asBytes;
 
-                       PrintAndLog("isOk:%02x", isOK);
-                       if( isOK == 0){
+                       PrintAndLog("Readstatus:%02x", readStatus);
+                       if( readStatus == 0){
                                //Aborted
                                PrintAndLog("Quitting...");
                                return 0;
                        }
-                       if(isOK > 0)
-                       {
-                               PrintAndLog("CSN: %s",sprint_hex(data,8));
-                       }
-                       if(isOK >= 1)
-                       {
-                               PrintAndLog("CC: %s",sprint_hex(data+8,8));
-                       }else{
-                               PrintAndLog("No CC obtained");
+                       if( readStatus & FLAG_ICLASS_READER_CSN) PrintAndLog("CSN: %s",sprint_hex(data,8));
+                       if( readStatus & FLAG_ICLASS_READER_CC)  PrintAndLog("CC: %s",sprint_hex(data+16,8));
+                       if( readStatus & FLAG_ICLASS_READER_CONF){
+                               printIclassDumpInfo(data);
                        }
                } else {
                        PrintAndLog("Command execute timeout");
@@ -269,7 +266,7 @@ int CmdHFiClassReader_Dump(const char *Cmd)
        uint8_t key_sel_p[8] = { 0 };
 
        UsbCommand c = {CMD_READER_ICLASS, {0}};
-       c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE| FLAG_ICLASS_READER_GET_CC;
+       c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE| FLAG_ICLASS_READER_CC;
        SendCommand(&c);
 
 
@@ -284,7 +281,7 @@ int CmdHFiClassReader_Dump(const char *Cmd)
        uint8_t * data  = resp.d.asBytes;
 
        memcpy(CSN,data,8);
-       memcpy(CCNR,data+8,8);
+       memcpy(CCNR,data+16,8);
 
        PrintAndLog("isOk:%02x", isOK);
 
index aab631daec96b7f24d9d59b34e499cb85e3da603..62c3d949d2427e934be53fa143c8ad01b45a38de 100644 (file)
@@ -199,7 +199,11 @@ typedef struct{
 
 //Iclass reader flags
 #define FLAG_ICLASS_READER_ONLY_ONCE    0x01
-#define FLAG_ICLASS_READER_GET_CC       0x02
+#define FLAG_ICLASS_READER_CC       0x02
+#define FLAG_ICLASS_READER_CSN         0x04
+#define FLAG_ICLASS_READER_CONF                0x08
+#define FLAG_ICLASS_READER_AA          0x10
+
 
 
 // CMD_DEVICE_INFO response packet has flags in arg[0], flag definitions:
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