FIX: the read counter in "hf 14a sim" (for ntag/ev) should work better now. Instea...

[proxmark3-svn] / armsrc / iso14443a.c

diff --git a/armsrc/iso14443a.c b/armsrc/iso14443a.c
index d7a86a0990f3dc27de105411add47973e4f3b78c..e213783262733f84bfbb7a7062312d24a181c39f 100644 (file)
--- a/armsrc/iso14443a.c
+++ b/armsrc/iso14443a.c
@@ -1204,10 +1204,12 @@ void SimulateIso14443aTag(int tagType, int flags, byte_t* data)
                                EmSendCmdEx(data,sizeof(data),false);
                                p_response = NULL;                                      
                } else if (receivedCmd[0] == 0x39 && tagType == 7) {    // Received a READ COUNTER -- 
-                       uint8_t counter = receivedCmd[1];
-                       uint32_t value = counters[counter];
+                       uint8_t index = receivedCmd[1];
                        uint8_t data[] =  {0x00,0x00,0x00,0x14,0xa5};
-                       AppendCrc14443a(data, sizeof(data)-2);
+                       if ( counters[index] > 0) {
+                               num_to_bytes(counters[index], 3, data);
+                               AppendCrc14443a(data, sizeof(data)-2);
+                       }
                        EmSendCmdEx(data,sizeof(data),false);                           
                        p_response = NULL;
                } else if (receivedCmd[0] == 0xA5 && tagType == 7) {    // Received a INC COUNTER --