265 lines
8.7 KiB
C
265 lines
8.7 KiB
C
/* $Id$
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*
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* Lasso - A free implementation of the Liberty Alliance specifications.
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*
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* Copyright (C) 2004-2007 Entr'ouvert
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* http://lasso.entrouvert.org
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*
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* Authors: See AUTHORS file in top-level directory.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "../private.h"
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#include "../../utils.h"
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#include "samlp2_logout_request.h"
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#include <libxml/tree.h>
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#include <xmlsec/xmltree.h>
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/**
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* SECTION:samlp2_logout_request
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* @short_description: <samlp2:LogoutRequest>
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*
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* <figure><title>Schema fragment for samlp2:LogoutRequest</title>
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* <programlisting><![CDATA[
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*
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* <complexType name="LogoutRequestType">
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* <complexContent>
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* <extension base="samlp:RequestAbstractType">
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* <sequence>
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* <choice>
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* <element ref="saml:BaseID"/>
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* <element ref="saml:NameID"/>
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* <element ref="saml:EncryptedID"/>
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* </choice>
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* <element ref="samlp:SessionIndex" minOccurs="0" maxOccurs="unbounded"/>
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* </sequence>
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* <attribute name="Reason" type="string" use="optional"/>
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* <attribute name="NotOnOrAfter" type="dateTime" use="optional"/>
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* </extension>
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* </complexContent>
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* </complexType>
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* ]]></programlisting>
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* </figure>
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*/
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typedef struct _LassoSamlp2LogoutRequestPrivate LassoSamlp2LogoutRequestPrivate;
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struct _LassoSamlp2LogoutRequestPrivate {
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GList *SessionIndex;
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};
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/*****************************************************************************/
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/* private methods */
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/*****************************************************************************/
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static struct XmlSnippet schema_snippets[] = {
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{ "BaseID", SNIPPET_NODE,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, BaseID), NULL, NULL, NULL},
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{ "NameID", SNIPPET_NODE,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, NameID), NULL, NULL, NULL},
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{ "EncryptedID", SNIPPET_NODE,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, EncryptedID),
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"LassoSaml2EncryptedElement", NULL, NULL },
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{ "SessionIndex", SNIPPET_CONTENT,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, SessionIndex), NULL, NULL, NULL},
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{ "Reason", SNIPPET_ATTRIBUTE,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, Reason), NULL, NULL, NULL},
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{ "NotOnOrAfter", SNIPPET_ATTRIBUTE,
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G_STRUCT_OFFSET(LassoSamlp2LogoutRequest, NotOnOrAfter), NULL, NULL, NULL},
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{NULL, 0, 0, NULL, NULL, NULL}
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};
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static LassoNodeClass *parent_class = NULL;
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#define SESSION_INDEX "SessionIndex"
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#define GET_PRIVATE(x) G_TYPE_INSTANCE_GET_PRIVATE(x, \
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LASSO_TYPE_SAMLP2_LOGOUT_REQUEST, LassoSamlp2LogoutRequestPrivate)
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/*****************************************************************************/
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/* instance and class init functions */
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/*****************************************************************************/
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static xmlNode*
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get_xmlNode(LassoNode *node, gboolean lasso_dump)
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{
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xmlNode *xmlnode;
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GList *other_session_index, *it;
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char *keep_session_index;
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other_session_index = lasso_samlp2_logout_request_get_session_indexes((LassoSamlp2LogoutRequest*)node);
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/* save SessionIndex simple field, and nullify it */
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keep_session_index = ((LassoSamlp2LogoutRequest*)node)->SessionIndex;
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((LassoSamlp2LogoutRequest*)node)->SessionIndex = NULL;
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xmlnode = parent_class->get_xmlNode(node, lasso_dump);
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lasso_foreach(it, other_session_index) {
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xmlNode *child = xmlSecAddChild(xmlnode, BAD_CAST SESSION_INDEX,
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BAD_CAST LASSO_SAML2_PROTOCOL_HREF);
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#if (XMLSEC_MAJOR > 1) || (XMLSEC_MAJOR == 1 && XMLSEC_MINOR > 2) || (XMLSEC_MAJOR == 1 && XMLSEC_MINOR == 2 && XMLSEC_SUBMINOR > 12)
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xmlSecNodeEncodeAndSetContent(child, BAD_CAST it->data);
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#else
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xmlChar *content;
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content = xmlEncodeSpecialChars(child->doc, BAD_CAST it->data);
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xmlNodeSetContent(child, content);
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xmlFree(content);
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#endif
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}
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((LassoSamlp2LogoutRequest*)node)->SessionIndex = keep_session_index;
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return xmlnode;
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}
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static int
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init_from_xml(LassoNode *node, xmlNode *xmlnode)
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{
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int rc = 0;
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xmlNode *child = NULL;
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LassoSamlp2LogoutRequestPrivate *pv = NULL;
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rc = parent_class->init_from_xml(node, xmlnode);
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if (rc == 0) {
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GList *last;
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pv = GET_PRIVATE(node);
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child = xmlSecFindChild(xmlnode, BAD_CAST SESSION_INDEX,
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BAD_CAST LASSO_SAML2_PROTOCOL_HREF);
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while (child && xmlSecCheckNodeName(child, BAD_CAST SESSION_INDEX,
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BAD_CAST LASSO_SAML2_PROTOCOL_HREF)) {
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xmlChar *content = xmlNodeGetContent(child);
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lasso_list_add_string(pv->SessionIndex, (char*) content);
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lasso_release_xml_string(content);
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child = xmlSecGetNextElementNode(child->next);
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}
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/* remove the last one, since it is also stored in node->SessionIndex */
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last = g_list_last(pv->SessionIndex);
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if (last) {
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lasso_release_string(last->data);
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pv->SessionIndex = g_list_delete_link(pv->SessionIndex, last);
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}
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}
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return rc;
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}
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static void
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class_init(LassoSamlp2LogoutRequestClass *klass)
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{
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LassoNodeClass *nclass = LASSO_NODE_CLASS(klass);
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parent_class = g_type_class_peek_parent(klass);
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nclass->node_data = g_new0(LassoNodeClassData, 1);
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klass->parent.parent.init_from_xml = init_from_xml;
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klass->parent.parent.get_xmlNode = get_xmlNode;
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lasso_node_class_set_nodename(nclass, "LogoutRequest");
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lasso_node_class_set_ns(nclass, LASSO_SAML2_PROTOCOL_HREF, LASSO_SAML2_PROTOCOL_PREFIX);
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lasso_node_class_add_snippets(nclass, schema_snippets);
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g_type_class_add_private(G_OBJECT_CLASS(klass), sizeof(LassoSamlp2LogoutRequestPrivate));
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}
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GType
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lasso_samlp2_logout_request_get_type()
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{
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static GType this_type = 0;
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if (!this_type) {
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static const GTypeInfo this_info = {
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sizeof (LassoSamlp2LogoutRequestClass),
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NULL,
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NULL,
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(GClassInitFunc) class_init,
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NULL,
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NULL,
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sizeof(LassoSamlp2LogoutRequest),
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0,
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NULL,
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NULL
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};
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this_type = g_type_register_static(LASSO_TYPE_SAMLP2_REQUEST_ABSTRACT,
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"LassoSamlp2LogoutRequest", &this_info, 0);
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}
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return this_type;
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}
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/**
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* lasso_samlp2_logout_request_get_session_indexes:
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* @logout_request: a #LogoutRequest object
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*
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* If the logout request contains more than one SessionIndex element, this method must be used to
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* retrieve due to historical circonstances. It will a return a list of the content of the
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* SessionIndex elements.
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*
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* Return value:(element-type utf8)(transfer full): a #GList of sessions index.
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*/
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GList*
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lasso_samlp2_logout_request_get_session_indexes(LassoSamlp2LogoutRequest *logout_request)
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{
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GList *ret = NULL;
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LassoSamlp2LogoutRequestPrivate *pv = NULL;
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g_return_val_if_fail(LASSO_IS_SAMLP2_LOGOUT_REQUEST(logout_request), NULL);
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/* Return concatenation of old field + new private field */
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pv = GET_PRIVATE(logout_request);
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lasso_assign_list_of_strings(ret, pv->SessionIndex);
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if (logout_request->SessionIndex) {
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ret = g_list_append(ret, g_strdup(logout_request->SessionIndex));
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}
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return ret;
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}
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/**
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* lasso_samlp2_logout_request_set_session_indexes:
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* @logout_request: a #LogoutRequest object
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* @session_index:(element-type utf8): a list of session index
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*
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* If you want to set more than one SessionIndex on a LogoutRequest, use this method. Beware that
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* the public field named SessionIndex corresponds to the last element in this list. This is an
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* symptom of the way elements are parsed by Lasso.
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*
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*/
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void
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lasso_samlp2_logout_request_set_session_indexes(LassoSamlp2LogoutRequest *logout_request,
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GList *session_index)
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{
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LassoSamlp2LogoutRequestPrivate *pv;
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g_return_if_fail(LASSO_IS_SAMLP2_LOGOUT_REQUEST(logout_request));
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/* assign rest of the list to the new private field */
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pv = GET_PRIVATE(logout_request);
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lasso_assign_list_of_strings(pv->SessionIndex, session_index);
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/* extract last element and assign it to old field */
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if (pv->SessionIndex && pv->SessionIndex->next) {
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GList *last = g_list_last(pv->SessionIndex);
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lasso_assign_new_string(logout_request->SessionIndex, (char*) last->data);
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pv->SessionIndex = g_list_remove_link(pv->SessionIndex, last);
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}
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}
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/**
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* lasso_samlp2_logout_request_new:
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*
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* Creates a new #LassoSamlp2LogoutRequest object.
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*
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* Return value: a newly created #LassoSamlp2LogoutRequest object
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**/
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LassoNode*
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lasso_samlp2_logout_request_new()
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{
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return g_object_new(LASSO_TYPE_SAMLP2_LOGOUT_REQUEST, NULL);
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}
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