Make it possible for a card/application class to specify the P1 used for SELECT in the file case

Add an Application class (and AID) for NFC Forum Tag Type 4


git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@261 f711b948-2313-0410-aaa9-d29f33439f0b

cards/generic_card.py

@@ -66,6 +66,8 @@ class Card:
         "\xD2\x76\x00\x00\x25\x46\x53\x02\x00": ("DF_FAHRSCHEIN_NEU", "Fahrschein",            {"fid": "\xB0\x00"}),
         "\xD2\x76\x00\x00\x25\x48\x42\x02\x00": ("DF_BANKING_20" ,    "HBCI",                  {"fid": "\xA6\x00"}),
         "\xD2\x76\x00\x00\x25\x4E\x50\x01\x00": ("DF_NOTEPAD",        "Notepad",               {"fid": "\xA6\x10"}),
+        
+        "\xd2\x76\x00\x00\x85\x01\x00":         ("NFC_TYPE_4",        "NFC NDEF Application on tag type 4", {"alias": ("nfc",)}, ),
     }
     # Alias for DF_BOERSE_NEU
     APPLICATIONS["\xA0\x00\x00\x00\x59\x50\x41\x43\x45\x01\x00"] = APPLICATIONS["\xD2\x76\x00\x00\x25\x45\x50\x02\x00"]

cards/iso_7816_4_card.py

@@ -11,6 +11,7 @@ class ISO_7816_4_Card(building_blocks.Card_with_read_binary,Card):
     DRIVER_NAME = ["ISO 7816-4"]
     FID_MF = "\x3f\x00"
     
+    SELECT_FILE_P1 = 0x02
     SELECT_P2 = 0x0
     
 ##    def can_handle(cls, card):
@@ -47,7 +48,7 @@ class ISO_7816_4_Card(building_blocks.Card_with_read_binary,Card):
     def open_file(self, fid, p2 = None):
         "Open an EF under the current DF"
         if p2 is None: p2 = self.SELECT_P2
-        return self.select_file(0x02, p2, fid)
+        return self.select_file(self.SELECT_FILE_P1, p2, fid)
     
     def cmd_open(self, file):
         "Open a file"

cards/nfc_application.py

@@ -0,0 +1,37 @@
+from generic_application import Application
+import struct, sha, binascii, os, datetime, sys, utils
+
+
+class NFC_Application(Application):
+    DRIVER_NAME = ["NFC Type 4"]
+    SELECT_FILE_P1 = 0
+    
+    AID_LIST = [
+        "d2760000850100"
+    ]
+
+    def cmd_parse_cc(self):
+        "Read and parse the CC (Capability Container) EF"
+        result = self.open_file("\xe1\x03")
+        if self.check_sw(result.sw):
+            contents, sw = self.read_binary_file()
+            if len(contents) > 0:
+                print utils.hexdump(contents,linelen=self.HEXDUMP_LINELEN)
+                
+                if len(contents) < 0xf:
+                    print "Invalid CC EF, can't parse (too short: 0x%x bytes)" % len(contents)
+                else:
+                    cclen, version, MLe, MLc, ndef_control_tlv = struct.unpack('>HBHH8s', contents[:0xf])
+                    
+                    print "      CC length: %i (0x%x)%s" % (cclen, cclen, cclen == 0xffff and ", RFU" or "")
+                    print "Mapping version: %i.%i" % (version >> 4, version & 0xf)
+                    print "     Maximum Le: %i (0x%x)%s" % (MLe, MLe, MLe <= 0xe and ", RFU" or "")
+                    print "     Maximum Lc: %i (0x%x)%s" % (MLc, MLc, MLc == 0x0 and ", RFU" or "")
+                    
+                    print "NDEF File Control TLV: %s" % utils.hexdump(ndef_control_tlv, short=True)
+                    if len(contents) > 0xf:
+                        print "More TLV blocks: %s" % utils.hexdump(contents[0xf:], short=True)
+    
+    COMMANDS = {
+        "parse_cc": cmd_parse_cc,
+    }

cyberflex-shell.py

@@ -217,7 +217,8 @@ class Cyberflex_Shell(Shell):
         "Parse a fancy APDU and print the result"
         apdu = utils.C_APDU.parse_fancy_apdu(*args)
         data = apdu.render()
-        self.card.last_result = utils.R_APDU(data+"\x00\x00")
+	if hasattr(self, "card"):
+            self.card.last_result = utils.R_APDU(data+"\x00\x00")
         print utils.hexdump(data)
     
     def _update_prompt(self):