moved imc_manager to libtnccs
[strongswan.git] / 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 <imc/imc_manager.h>
17
18 #include <debug.h>
19 #include <daemon.h>
20
21 #define TNC_IMVID_ANY 0xffff
22
23 /**
24 * Called by the IMC to inform a TNCC about the set of message types the IMC
25 * is able to receive
26 */
27 TNC_Result TNC_TNCC_ReportMessageTypes(TNC_IMCID imc_id,
28 TNC_MessageTypeList supported_types,
29 TNC_UInt32 type_count)
30 {
31 imc_manager_t *imcs = lib->get(lib, "imc-manager");
32
33 if (!imcs->is_registered(imcs, imc_id))
34 {
35 DBG1(DBG_TNC, "ignoring ReportMessageTypes() from unregistered IMC %u",
36 imc_id);
37 return TNC_RESULT_INVALID_PARAMETER;
38 }
39 return imcs->set_message_types(imcs, imc_id, supported_types, type_count);
40 }
41
42 /**
43 * Called by the IMC to ask a TNCC to retry an Integrity Check Handshake
44 */
45 TNC_Result TNC_TNCC_RequestHandshakeRetry(TNC_IMCID imc_id,
46 TNC_ConnectionID connection_id,
47 TNC_RetryReason reason)
48 {
49 imc_manager_t *imcs = lib->get(lib, "imc-manager");
50
51 if (!imcs->is_registered(imcs, imc_id))
52 {
53 DBG1(DBG_TNC, "ignoring RequestHandshakeRetry() from unregistered IMC %u",
54 imc_id);
55 return TNC_RESULT_INVALID_PARAMETER;
56 }
57 return charon->tnccs->request_handshake_retry(charon->tnccs, TRUE, imc_id,
58 connection_id, reason);
59 }
60
61 /**
62 * Called by the IMC when an IMC-IMV message is to be sent
63 */
64 TNC_Result TNC_TNCC_SendMessage(TNC_IMCID imc_id,
65 TNC_ConnectionID connection_id,
66 TNC_BufferReference msg,
67 TNC_UInt32 msg_len,
68 TNC_MessageType msg_type)
69 {
70 imc_manager_t *imcs = lib->get(lib, "imc-manager");
71
72 if (!imcs->is_registered(imcs, imc_id))
73 {
74 DBG1(DBG_TNC, "ignoring SendMessage() from unregistered IMC %u",
75 imc_id);
76 return TNC_RESULT_INVALID_PARAMETER;
77 }
78 return charon->tnccs->send_message(charon->tnccs, imc_id, TNC_IMVID_ANY,
79 connection_id, msg, msg_len, msg_type);
80 }
81
82 /**
83 * Called by the IMC when it needs a function pointer
84 */
85 TNC_Result TNC_TNCC_BindFunction(TNC_IMCID id,
86 char *function_name,
87 void **function_pointer)
88 {
89 if (streq(function_name, "TNC_TNCC_ReportMessageTypes"))
90 {
91 *function_pointer = (void*)TNC_TNCC_ReportMessageTypes;
92 }
93 else if (streq(function_name, "TNC_TNCC_RequestHandshakeRetry"))
94 {
95 *function_pointer = (void*)TNC_TNCC_RequestHandshakeRetry;
96 }
97 else if (streq(function_name, "TNC_TNCC_SendMessage"))
98 {
99 *function_pointer = (void*)TNC_TNCC_SendMessage;
100 }
101 else
102 {
103 return TNC_RESULT_INVALID_PARAMETER;
104 }
105 return TNC_RESULT_SUCCESS;
106 }