src/libcharon/plugins/tnc_imc/tnc_imc_bind_function.c

   1 /*
   2  * Copyright (C) 2006 Mike McCauley
   3  * Copyright (C) 2010 Andreas Steffen, HSR Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  */
  15
  16 #include "tnc_imc.h"
  17
  18 #include <debug.h>
  19 #include <daemon.h>
  20
  21 /**
  22  * Called by the IMC to inform a TNCC about the set of message types the IMC
  23  * is able to receive
  24  */
  25 TNC_Result TNC_TNCC_ReportMessageTypes(TNC_IMCID imc_id,
  26                                                                            TNC_MessageTypeList supported_types,
  27                                                                            TNC_UInt32 type_count)
  28 {
  29         return charon->imcs->set_message_types(charon->imcs, imc_id,
  30                                                                                    supported_types, type_count);
  31 }
  32
  33 /**
  34  * Called by the IMC to ask a TNCC to retry an Integrity Check Handshake
  35  */
  36 TNC_Result TNC_TNCC_RequestHandshakeRetry(TNC_IMCID imc_id,
  37                                                                                   TNC_ConnectionID connection_id,
  38                                                                                   TNC_RetryReason reason)
  39 {
  40         DBG2(DBG_TNC,"TNCC_RequestHandshakeRetry not supported yet");
  41         return TNC_RESULT_CANT_RESPOND;
  42 }
  43
  44 /**
  45  * Called by the IMC when an IMC-IMV message is to be sent
  46  */
  47 TNC_Result TNC_TNCC_SendMessage(TNC_IMCID imc_id,
  48                                                                 TNC_ConnectionID connection_id,
  49                                                                 TNC_BufferReference message,
  50                                                                 TNC_UInt32 message_len,
  51                                                                 TNC_MessageType message_type)
  52 {
  53         return charon->tnccs->send_message(charon->tnccs, connection_id, message,
  54                                                                            message_len, message_type);
  55 }
  56
  57 /**
  58  * Called by the IMC when it needs a function pointer
  59  */
  60 TNC_Result TNC_TNCC_BindFunction(TNC_IMCID id,
  61                                                                  char *function_name,
  62                                                                  void **function_pointer)
  63 {
  64         if (streq(function_name, "TNC_TNCC_ReportMessageTypes"))
  65         {
  66                 *function_pointer = (void*)TNC_TNCC_ReportMessageTypes;
  67         }
  68     else if (streq(function_name, "TNC_TNCC_RequestHandshakeRetry"))
  69         {
  70                 *function_pointer = (void*)TNC_TNCC_RequestHandshakeRetry;
  71         }
  72     else if (streq(function_name, "TNC_TNCC_SendMessage"))
  73         {
  74                 *function_pointer = (void*)TNC_TNCC_SendMessage;
  75         }
  76     else
  77         {
  78                 return TNC_RESULT_INVALID_PARAMETER;
  79         }
  80     return TNC_RESULT_SUCCESS;
  81 }