some postcard tool, probably not very useful, see http://www.parodie.com/monetique/explorer.htm

git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@131 f711b948-2313-0410-aaa9-d29f33439f0b

cards/postcard_card.py

@@ -0,0 +1,49 @@
+import utils
+from iso_7816_4_card import *
+
+class Postcard_Card(ISO_7816_4_Card):
+    DRIVER_NAME = "Postcard"
+    CLA = 0xbc
+    APDU_GET_RESPONSE = C_APDU(cla=CLA,ins=0xc0)
+    APDU_SELECT_FILE = C_APDU(cla=CLA,ins=0xa4)
+    APDU_READ_BINARY = C_APDU(cla=CLA,ins=0xb0,le=0x80)
+
+    
+    ATRS = [ 
+        ("3f65351002046c9000", None),
+    ]
+
+    def _get_binary(self, offset, length):
+        command = C_APDU(self.APDU_READ_BINARY, p1 = offset >> 8, p2 = offset & 0xff, le = length)
+        result = self.send_apdu(command)
+        assert result.sw == self.SW_OK
+        
+        return result.data
+    
+    def _get_address(self, definition_data, offset):
+        return ((ord(definition_data[offset]) * 256 + ord(definition_data[offset+1])) >> 5) << 3
+    
+    ZONE_ADDRESSES = [
+        ("adl", 0x09C8),
+        ("adt", 0x09CC),
+        ("adc", 0x09D0),
+        ("adm", 0x09D4),
+        ("ad2", 0x09D8),
+        ("ads", 0x09DC),
+        ("ad1", 0x09E8),
+    ]
+    def cmd_calculate_zone_addresses(self):
+        "Read the zone definitions and calculate the zone addresses"
+        READSTART = 0x09c0
+        definition_data = self._get_binary(READSTART, length=0x30)
+        
+        result = {}
+        for name, offset in self.ZONE_ADDRESSES:
+            result[name] = self._get_address(definition_data, (offset - READSTART)>>1)
+        
+        for name,_ in self.ZONE_ADDRESSES:
+            print "%s: %04x" % (name, result[name])
+    
+    COMMANDS = {
+        "calculate_zone_addresses": cmd_calculate_zone_addresses,
+    }