load_response and pretend_application commands

git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@213 f711b948-2313-0410-aaa9-d29f33439f0b

cards/iso_7816_4_card.py

@@ -121,6 +121,11 @@ class ISO_7816_4_Card(building_blocks.Card_with_read_binary,Card):
             print utils.hexdump(result.data)
             print TLV_utils.decode(result.data,tags=self.TLV_OBJECTS)
     
+    def cmd_pretendapplication(self, application):
+        "Pretend that an application has been selected on the card without actually sending a SELECT APPLICATION. Basically for debugging purposes."
+        aid = self.resolve_symbolic_aid(application)
+        Application.load_applications(self, aid)
+    
     ATRS = list(Card.ATRS)
     ATRS.extend( [
             (".*", None),   ## For now we accept any card
@@ -135,6 +140,7 @@ class ISO_7816_4_Card(building_blocks.Card_with_read_binary,Card):
     COMMANDS.update(building_blocks.Card_with_read_binary.COMMANDS)
     COMMANDS.update( {
         "select_application": cmd_selectapplication,
+        "pretend_application": cmd_pretendapplication,
         "select_file": cmd_selectfile,
         "cd": cmd_cd,
         "open": cmd_open,

cyberflex-shell.py

@@ -190,6 +190,26 @@ class Cyberflex_Shell(Shell):
         finally:
             fp.close()
     
+    def cmd_load_response(self, filename, start=None, end=None):
+        "Load the data from a file and pretend it was the last response from the card.  start and end are optional"
+        fp = file(filename, "r")
+        try:
+            data = fp.read()
+        finally:
+            fp.close()
+        datalen = len(data)
+        
+        if start is not None:
+            start = (datalen + (int(start,0) % datalen) ) % datalen
+        else:
+            start = 0
+        if end is not None:
+            end = (datalen + (int(end,0) % datalen) ) % datalen
+        else:
+            end = datalen
+        
+        self.card.last_result = utils.R_APDU(data[start:end] + "\x00\x00")
+    
     def cmd_disconnect(self, *args):
         "Close the connection to the currently inserted card"
         self.unregister_post_hook(self._print_sw)
@@ -396,6 +416,7 @@ class Cyberflex_Shell(Shell):
         "list_readers": cmd_listreaders,
         "eval": cmd_eval,
         "save_response": cmd_save_response,
+        "load_response": cmd_load_response,
         "fancy": cmd_fancy,
         "enc": cmd_enc,
         "log": cmd_log,