src/libcharon/plugins/tnccs_11/messages/tnccs_preferred_language_msg.c

   1 /*
   2  * Copyright (C) 2006 Mike McCauley (mikem@open.com.au)
   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 "tnccs_preferred_language_msg.h"
  17
  18 #include <utils/debug.h>
  19
  20 typedef struct private_tnccs_preferred_language_msg_t private_tnccs_preferred_language_msg_t;
  21
  22 /**
  23  * Private data of a tnccs_preferred_language_msg_t object.
  24  *
  25  */
  26 struct private_tnccs_preferred_language_msg_t {
  27         /**
  28          * Public tnccs_preferred_language_msg_t interface.
  29          */
  30         tnccs_preferred_language_msg_t public;
  31
  32         /**
  33          * TNCCS message type
  34          */
  35         tnccs_msg_type_t type;
  36
  37         /**
  38          * XML-encoded message node
  39          */
  40         xmlNodePtr node;
  41
  42         /**
  43          * Preferred language
  44          */
  45         char *preferred_language;
  46 };
  47
  48 METHOD(tnccs_msg_t, get_type, tnccs_msg_type_t,
  49         private_tnccs_preferred_language_msg_t *this)
  50 {
  51         return this->type;
  52 }
  53
  54 METHOD(tnccs_msg_t, get_node, xmlNodePtr,
  55         private_tnccs_preferred_language_msg_t *this)
  56 {
  57         return this->node;
  58 }
  59
  60 METHOD(tnccs_msg_t, destroy, void,
  61         private_tnccs_preferred_language_msg_t *this)
  62 {
  63         free(this->preferred_language);
  64         free(this);
  65 }
  66
  67 METHOD(tnccs_preferred_language_msg_t, get_preferred_language, char*,
  68         private_tnccs_preferred_language_msg_t *this)
  69 {
  70         return this->preferred_language;
  71 }
  72
  73 /**
  74  * See header
  75  */
  76 tnccs_msg_t *tnccs_preferred_language_msg_create_from_node(xmlNodePtr node,
  77                                                                                                         linked_list_t *errors)
  78 {
  79         private_tnccs_preferred_language_msg_t *this;
  80         xmlChar *language;
  81
  82         INIT(this,
  83                 .public = {
  84                         .tnccs_msg_interface = {
  85                                 .get_type = _get_type,
  86                                 .get_node = _get_node,
  87                                 .destroy = _destroy,
  88                         },
  89                         .get_preferred_language = _get_preferred_language,
  90                 },
  91                 .type = TNCCS_MSG_PREFERRED_LANGUAGE,
  92                 .node = node,
  93         );
  94
  95         language = xmlNodeGetContent(node);
  96         this->preferred_language = strdup((char*)language);
  97         xmlFree(language);
  98
  99         return &this->public.tnccs_msg_interface;
 100 }
 101
 102 /**
 103  * See header
 104  */
 105 tnccs_msg_t *tnccs_preferred_language_msg_create(char *language)
 106 {
 107         private_tnccs_preferred_language_msg_t *this;
 108         xmlNodePtr n, n2;
 109
 110         INIT(this,
 111                 .public = {
 112                         .tnccs_msg_interface = {
 113                                 .get_type = _get_type,
 114                                 .get_node = _get_node,
 115                                 .destroy = _destroy,
 116                         },
 117                         .get_preferred_language = _get_preferred_language,
 118                 },
 119                 .type = TNCCS_MSG_PREFERRED_LANGUAGE,
 120                 .node =  xmlNewNode(NULL, BAD_CAST "TNCC-TNCS-Message"),
 121                 .preferred_language = strdup(language),
 122         );
 123
 124         /* add the message type number in hex */
 125         n = xmlNewNode(NULL, BAD_CAST "Type");
 126         xmlNodeSetContent(n, BAD_CAST "00000003");
 127         xmlAddChild(this->node, n);
 128
 129         n = xmlNewNode(NULL, BAD_CAST "XML");
 130         xmlAddChild(this->node, n);
 131
 132         n2 = xmlNewNode(NULL, BAD_CAST enum_to_name(tnccs_msg_type_names, this->type));
 133         xmlNodeSetContent(n2, BAD_CAST language);
 134         xmlAddChild(n, n2);
 135
 136         return &this->public.tnccs_msg_interface;
 137 }