812 lines
21 KiB
C
812 lines
21 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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/**
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* SECTION:session
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* @short_description: Principal Session
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*
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**/
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#include "../xml/private.h"
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#include "session.h"
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#include "sessionprivate.h"
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#include "../xml/saml_assertion.h"
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#include "../xml/saml-2.0/saml2_assertion.h"
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#include "../utils.h"
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#include <libxml/parser.h>
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#include <libxml/tree.h>
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#include <xmlsec/xmltree.h>
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#include <xmlsec/base64.h>
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#ifdef LASSO_WSF_ENABLED
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#include "../id-wsf-2.0/sessionprivate.h"
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#endif
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/*****************************************************************************/
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/* public methods */
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/*****************************************************************************/
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static gint
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lasso_session_add_assertion_simple(LassoSession *session, const char *providerID, LassoNode
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*assertion)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(providerID != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(assertion != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_hash_table_insert(lasso_private_data(session)->assertions, g_strdup(providerID),
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g_object_ref(assertion));
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return 0;
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}
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/**
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* lasso_session_add_assertion:
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* @session: a #LassoSession
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* @providerID: the provider ID
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* @assertion: the assertion
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*
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* Adds @assertion to the principal session. This function also
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* add the assertion to the index by assertionID.
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*
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* Return value: 0 on success; or a negative value otherwise.
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**/
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gint
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lasso_session_add_assertion(LassoSession *session, const char *providerID, LassoNode *assertion)
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{
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gint ret = 0;
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ret = lasso_session_add_assertion_simple(session, providerID, assertion);
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if (ret != 0) {
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return ret;
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}
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/* ID-WSF specific need */
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if (LASSO_IS_SAML_ASSERTION(assertion)) {
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LassoSamlAssertion *saml_assertion = LASSO_SAML_ASSERTION(assertion);
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if (saml_assertion->Advice) {
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LassoSamlAdvice *advice = saml_assertion->Advice;
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GList *iter;
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for (iter = advice->any; iter; iter = iter->next) {
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xmlNode *node = (xmlNodePtr)iter->data;
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if (xmlSecCheckNodeName(node, (xmlChar*)"Assertion", (xmlChar*)LASSO_SAML_ASSERTION_HREF)) {
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xmlChar *id = xmlGetProp(node, (xmlChar*)"AssertionID");
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ret = lasso_session_add_assertion_with_id(session, (char*)id, node);
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xmlFree(id);
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}
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}
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}
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}
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lasso_private_data(session)->is_dirty = TRUE;
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return ret;
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}
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/**
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* lasso_session_add_assertion_with_id:
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* @session: a #LassoSession
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* @assertionID: the provider ID
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* @assertion: the assertion
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*
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* Adds an assertion to the dictionnary of assertion indexed by their id,
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* do not store a reference by the Issuer like #lasso_session_add_assertion.
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*
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* Returns: 0 if the assertion was added to the dictionnary.
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*/
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gint
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lasso_session_add_assertion_with_id(LassoSession *session, const char *assertionID,
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xmlNode *assertion)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(assertionID != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(assertion != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_hash_table_insert(session->private_data->assertions_by_id,
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g_strdup(assertionID),
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xmlCopyNode(assertion, 1));
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lasso_private_data(session)->is_dirty = TRUE;
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return 0;
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}
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/**
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* lasso_session_add_status:
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* @session: a #LassoSession
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* @providerID: the provider ID
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* @status: the status
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*
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* Adds @status to the principal session.
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*
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* Return value: 0 on success; or a negative value otherwise.
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**/
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gint
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lasso_session_add_status(LassoSession *session, const char *providerID, LassoNode *status)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(providerID != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(status != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_hash_table_insert(session->private_data->status, g_strdup(providerID), status);
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lasso_private_data(session)->is_dirty = TRUE;
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return 0;
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}
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/**
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* lasso_session_get_assertion
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* @session: a #LassoSession
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* @providerID: the provider ID
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*
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* Gets the assertion for the given @providerID.
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*
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* Return value: the assertion or NULL if it didn't exist. This
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* #LassoSamlAssertion is internally allocated and must not be freed by
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* the caller.
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**/
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LassoNode*
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lasso_session_get_assertion(LassoSession *session, const gchar *providerID)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), NULL);
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return g_hash_table_lookup(lasso_private_data(session)->assertions, providerID);
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}
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/**
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* lasso_session_get_assertion_by_id:
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* @session: a #LassoSession
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* @assertionID: the assertionID of the requested assertion
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*
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* Gets the assertion for the given @assertionID.
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*
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* Return value: the assertion or NULL if it didn't exist. This
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* #LassoSamlAssertion is internally allocated and must not be freed by
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* the caller.
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*/
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xmlNode*
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lasso_session_get_assertion_by_id(LassoSession *session, const gchar *assertionID)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), NULL);
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return g_hash_table_lookup(session->private_data->assertions_by_id, assertionID);
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}
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static void
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add_assertion_to_list(G_GNUC_UNUSED gchar *key, LassoLibAssertion *value, GList **list)
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{
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*list = g_list_append(*list, value);
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}
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/**
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* lasso_session_get_assertions
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* @session: a #LassoSession
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* @provider_id: the provider ID
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*
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* Gets the assertions for the given @provider_id.
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*
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* Return value: a GList* of #LassoSamlAssertion. Caller must free the GList
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* but NOT the assertions it contains.
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**/
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GList*
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lasso_session_get_assertions(LassoSession *session, const char *provider_id)
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{
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GList *r = NULL;
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LassoSamlAssertion *assertion;
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if (session == NULL) {
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return NULL;
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}
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if (provider_id == NULL) {
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g_hash_table_foreach(lasso_private_data(session)->assertions, (GHFunc)add_assertion_to_list, &r);
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} else {
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assertion = g_hash_table_lookup(lasso_private_data(session)->assertions, provider_id);
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if (assertion)
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r = g_list_append(r, assertion);
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}
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return r;
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}
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/**
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* lasso_session_get_status
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* @session: a #LassoSession
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* @providerID: the provider ID
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*
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* Gets the status for the given @providerID.
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*
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* Return value: the status or NULL if it didn't exist. This #LassoSamlpStatus
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* is internally allocated and must not be freed by the caller.
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**/
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LassoNode*
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lasso_session_get_status(LassoSession *session, const gchar *providerID)
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{
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if (session == NULL) {
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return NULL;
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}
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return g_hash_table_lookup(session->private_data->status, providerID);
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}
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static void
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add_providerID(gchar *key, G_GNUC_UNUSED LassoLibAssertion *assertion, LassoSession *session)
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{
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session->private_data->providerIDs = g_list_append(
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session->private_data->providerIDs, key);
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}
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/**
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* lasso_session_get_provider_index:
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* @session: a #LassoSession
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* @index: index of requested provider
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*
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* Looks up and returns the nth provider id.
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*
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* Return value: the provider id; or NULL if there were no nth provider. This
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* string must be freed by the caller.
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**/
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gchar*
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lasso_session_get_provider_index(LassoSession *session, gint index)
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{
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GList *element;
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int length;
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if (session == NULL) {
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return NULL;
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}
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length = g_hash_table_size(lasso_private_data(session)->assertions);
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if (length == 0)
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return NULL;
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if (session->private_data->providerIDs == NULL) {
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g_hash_table_foreach(lasso_private_data(session)->assertions, (GHFunc)add_providerID, session);
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}
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element = g_list_nth(session->private_data->providerIDs, index);
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if (element == NULL)
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return NULL;
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return g_strdup(element->data);
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}
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/**
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* lasso_session_init_provider_ids:
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* @session: a #LassoSession
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*
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* Initializes internal assertions providers list, used to iterate in logout
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* process.
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**/
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void
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lasso_session_init_provider_ids(LassoSession *session)
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{
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if (session == NULL) {
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return;
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}
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if (session->private_data->providerIDs) {
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g_list_free(session->private_data->providerIDs);
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session->private_data->providerIDs = NULL;
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}
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g_hash_table_foreach(lasso_private_data(session)->assertions, (GHFunc)add_providerID, session);
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}
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/**
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* lasso_session_is_empty:
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* @session: a #LassoSession
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*
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* Returns %TRUE if session is empty.
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*
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* Return value: %TRUE if empty
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**/
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gboolean
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lasso_session_is_empty(LassoSession *session)
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{
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if (session == NULL) {
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return TRUE;
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}
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if (g_hash_table_size(lasso_private_data(session)->assertions)) {
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return FALSE;
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}
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if (g_hash_table_size(session->private_data->status)) {
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return FALSE;
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}
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return TRUE;
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}
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/**
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* lasso_session_count_assertions:
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* @session: a #LassoSession object
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*
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* Return the number of assertion currently recored in the session.
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*
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* Return value: a positive value or -1 if session is an invalid #LassoSession object, or -2 if the
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* number is unknown.
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*/
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gint
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lasso_session_count_assertions(LassoSession *session)
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{
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GHashTable *hashtable;
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lasso_return_val_if_invalid_param(SESSION, session, -1);
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hashtable = lasso_private_data(session)->assertions;
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return hashtable ? g_hash_table_size(hashtable) : 0;
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}
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gboolean
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lasso_session_is_dirty(LassoSession *session)
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{
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lasso_return_val_if_invalid_param(SESSION, session, TRUE);
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return lasso_private_data(session)->is_dirty;
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}
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/**
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* lasso_session_remove_assertion:
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* @session: a #LassoSession
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* @providerID: the provider ID
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*
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* Removes assertion for @providerID from @session.
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*
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* Return value: 0 on success; or a negative value otherwise.
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**/
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gint
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lasso_session_remove_assertion(LassoSession *session, const gchar *providerID)
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{
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g_return_val_if_fail(LASSO_IS_SESSION(session), LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(providerID != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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if (g_hash_table_remove(lasso_private_data(session)->assertions, providerID)) {
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lasso_private_data(session)->is_dirty = TRUE;
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return 0;
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}
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return LASSO_PROFILE_ERROR_MISSING_ASSERTION;
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}
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/**
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* lasso_session_remove_status:
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* @session: a #LassoSession
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* @providerID: the provider ID
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*
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* Removes status for @providerID from @session.
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*
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* Return value: 0 on success; or a negative value otherwise.
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**/
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gint
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lasso_session_remove_status(LassoSession *session, const gchar *providerID)
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{
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g_return_val_if_fail(session != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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g_return_val_if_fail(providerID != NULL, LASSO_PARAM_ERROR_INVALID_VALUE);
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if (g_hash_table_remove(session->private_data->status, providerID)) {
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lasso_private_data(session)->is_dirty = TRUE;
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return 0;
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}
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return LASSO_PROFILE_ERROR_MISSING_STATUS_CODE;
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}
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/*****************************************************************************/
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/* private methods */
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/*****************************************************************************/
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static LassoNodeClass *parent_class = NULL;
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typedef struct _DumpContext {
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xmlNode *parent;
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} DumpContext;
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static void
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add_assertion_childnode(gchar *key, LassoLibAssertion *value, DumpContext *context)
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{
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xmlNode *t;
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xmlNode *xmlnode;
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xmlnode = context->parent;
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t = xmlNewTextChild(xmlnode, NULL, (xmlChar*)"Assertion", NULL);
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xmlSetProp(t, (xmlChar*)"RemoteProviderID", (xmlChar*)key);
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xmlAddChild(t, lasso_node_get_xmlNode(LASSO_NODE(value), TRUE));
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}
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xmlChar *
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xmlNode_to_base64(xmlNode *node) {
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xmlOutputBufferPtr buf = NULL;
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xmlCharEncodingHandlerPtr handler = NULL;
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xmlChar *buffer = NULL;
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xmlChar *ret = NULL;
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handler = xmlFindCharEncodingHandler("utf-8");
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if (! handler)
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goto cleanup;
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buf = xmlAllocOutputBuffer(handler);
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if (! buf)
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goto cleanup;
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xmlNodeDumpOutput(buf, NULL, node, 0, 0, "utf-8");
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xmlOutputBufferFlush(buf);
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buffer = buf->conv ? buf->conv->content : buf->buffer->content;
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ret = xmlSecBase64Encode(buffer, strlen((char*)buffer), 0);
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cleanup:
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if (buf)
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xmlOutputBufferClose(buf);
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return ret;
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}
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static void
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add_assertion_by_id(gchar *key, xmlNode *value, DumpContext *context)
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{
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xmlNode *t, *xmlnode;
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xmlChar *content;
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xmlnode = context->parent;
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t = xmlNewTextChild(xmlnode, NULL, (xmlChar*)"Assertion", NULL);
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xmlSetProp(t, (xmlChar*)"ID", (xmlChar*)key);
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content = xmlNode_to_base64(value);
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if (content) {
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// xmlAddChild(t, xmlCopyNode(value, 1));
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xmlNodeSetContent(t, content);
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xmlFree(content);
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}
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}
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static void
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add_status_childnode(gchar *key, LassoSamlpStatus *value, DumpContext *context)
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{
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xmlNode *t;
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xmlNode *xmlnode;
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xmlnode = context->parent;
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t = xmlNewTextChild(xmlnode, NULL, (xmlChar*)"Status", NULL);
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xmlSetProp(t, (xmlChar*)"RemoteProviderID", (xmlChar*)key);
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xmlAddChild(t, lasso_node_get_xmlNode(LASSO_NODE(value), TRUE));
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}
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static xmlNode*
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get_xmlNode(LassoNode *node, G_GNUC_UNUSED gboolean lasso_dump)
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{
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xmlNode *xmlnode;
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LassoSession *session = LASSO_SESSION(node);
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DumpContext context;
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xmlnode = xmlNewNode(NULL, (xmlChar*)"Session");
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context.parent = xmlnode;
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xmlSetNs(xmlnode, xmlNewNs(xmlnode, (xmlChar*)LASSO_LASSO_HREF, NULL));
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xmlSetProp(xmlnode, (xmlChar*)"Version", (xmlChar*)"2");
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if (g_hash_table_size(lasso_private_data(session)->assertions))
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g_hash_table_foreach(lasso_private_data(session)->assertions,
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(GHFunc)add_assertion_childnode, &context);
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if (g_hash_table_size(session->private_data->status))
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g_hash_table_foreach(session->private_data->status,
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(GHFunc)add_status_childnode, &context);
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if (g_hash_table_size(session->private_data->assertions_by_id)) {
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g_hash_table_foreach(session->private_data->assertions_by_id,
|
|
(GHFunc)add_assertion_by_id, &context);
|
|
}
|
|
|
|
#ifdef LASSO_WSF_ENABLED
|
|
lasso_session_id_wsf2_dump_eprs(session, xmlnode);
|
|
#endif
|
|
|
|
return xmlnode;
|
|
}
|
|
|
|
xmlNode*
|
|
base64_to_xmlNode(xmlChar *buffer) {
|
|
xmlChar *decoded = NULL;
|
|
xmlDoc *doc = NULL;
|
|
xmlNode *ret = NULL;
|
|
int l1,l2;
|
|
|
|
l1 = 4*strlen((char*)buffer)+2;
|
|
decoded = g_malloc(l1);
|
|
l2 = xmlSecBase64Decode(buffer, decoded, l1);
|
|
if (l2 < 0)
|
|
goto cleanup;
|
|
doc = xmlParseMemory((char*)decoded, l2);
|
|
if (doc == NULL)
|
|
goto cleanup;
|
|
ret = xmlDocGetRootElement(doc);
|
|
if (ret) {
|
|
ret = xmlCopyNode(ret, 1);
|
|
}
|
|
cleanup:
|
|
lasso_release(decoded);
|
|
lasso_release_doc(doc);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
init_from_xml(LassoNode *node, xmlNode *xmlnode)
|
|
{
|
|
LassoSession *session = LASSO_SESSION(node);
|
|
xmlNode *t;
|
|
xmlNode *n;
|
|
|
|
t = xmlnode->children;
|
|
while (t) {
|
|
if (t->type != XML_ELEMENT_NODE) {
|
|
t = t->next;
|
|
continue;
|
|
}
|
|
|
|
if (strcmp((char*)t->name, "Assertion") == 0) {
|
|
xmlChar* value;
|
|
n = t->children;
|
|
while (n && n->type != XML_ELEMENT_NODE) n = n->next;
|
|
|
|
if (n) {
|
|
LassoNode *assertion;
|
|
|
|
if ((value = xmlGetProp(t, (xmlChar*)"RemoteProviderID"))) {
|
|
|
|
assertion = lasso_node_new_from_xmlNode(n);
|
|
lasso_session_add_assertion_simple(session, (char*)value, assertion);
|
|
lasso_release_gobject(assertion);
|
|
xmlFree(value);
|
|
}
|
|
} else if ((value = xmlGetProp(t, (xmlChar*)"ID"))) {
|
|
xmlChar *content;
|
|
xmlNode *assertion;
|
|
|
|
content = xmlNodeGetContent(t);
|
|
if (content) {
|
|
assertion = base64_to_xmlNode(content);
|
|
if (assertion) {
|
|
lasso_session_add_assertion_with_id(session,
|
|
(char*)value, assertion);
|
|
xmlFreeNode(assertion);
|
|
}
|
|
xmlFree(content);
|
|
}
|
|
xmlFree(value);
|
|
}
|
|
}
|
|
if (strcmp((char*)t->name, "Status") == 0) {
|
|
n = t->children;
|
|
while (n && n->type != XML_ELEMENT_NODE) n = n->next;
|
|
|
|
if (n) {
|
|
LassoNode *status;
|
|
status = lasso_node_new_from_xmlNode(n);
|
|
g_hash_table_insert(session->private_data->status,
|
|
xmlGetProp(t, (xmlChar*)"RemoteProviderID"),
|
|
status);
|
|
}
|
|
}
|
|
|
|
#ifdef LASSO_WSF_ENABLED
|
|
lasso_session_id_wsf2_init_eprs(session, t);
|
|
#endif
|
|
|
|
t = t->next;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
/* overridden parent class methods */
|
|
/*****************************************************************************/
|
|
|
|
static void
|
|
dispose(GObject *object)
|
|
{
|
|
LassoSession *session = LASSO_SESSION(object);
|
|
|
|
if (session->private_data->dispose_has_run == TRUE)
|
|
return;
|
|
session->private_data->dispose_has_run = TRUE;
|
|
|
|
g_hash_table_destroy(lasso_private_data(session)->assertions);
|
|
lasso_private_data(session)->assertions = NULL;
|
|
|
|
g_hash_table_destroy(session->private_data->status);
|
|
session->private_data->status = NULL;
|
|
|
|
g_list_free(session->private_data->providerIDs);
|
|
session->private_data->providerIDs = NULL;
|
|
|
|
g_hash_table_destroy(session->private_data->assertions_by_id);
|
|
session->private_data->assertions_by_id = NULL;
|
|
|
|
#ifdef LASSO_WSF_ENABLED
|
|
g_hash_table_destroy(session->private_data->eprs);
|
|
session->private_data->eprs = NULL;
|
|
#endif
|
|
|
|
G_OBJECT_CLASS(parent_class)->dispose(object);
|
|
}
|
|
|
|
static void
|
|
finalize(GObject *object)
|
|
{
|
|
LassoSession *session = LASSO_SESSION(object);
|
|
|
|
g_free(session->private_data);
|
|
session->private_data = NULL;
|
|
|
|
G_OBJECT_CLASS(parent_class)->finalize(object);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* instance and class init functions */
|
|
/*****************************************************************************/
|
|
|
|
static void
|
|
instance_init(LassoSession *session)
|
|
{
|
|
session->private_data = g_new (LassoSessionPrivate, 1);
|
|
session->private_data->dispose_has_run = FALSE;
|
|
session->private_data->providerIDs = NULL;
|
|
session->private_data->status = g_hash_table_new_full(g_str_hash, g_str_equal,
|
|
(GDestroyNotify)g_free,
|
|
(GDestroyNotify)lasso_node_destroy);
|
|
session->private_data->assertions_by_id =
|
|
g_hash_table_new_full(g_str_hash, g_str_equal,
|
|
(GDestroyNotify)g_free,
|
|
(GDestroyNotify)xmlFree);
|
|
#ifdef LASSO_WSF_ENABLED
|
|
session->private_data->eprs = g_hash_table_new_full(g_str_hash, g_str_equal,
|
|
(GDestroyNotify)g_free,
|
|
(GDestroyNotify)lasso_node_destroy);
|
|
#endif
|
|
lasso_private_data(session)->assertions = g_hash_table_new_full(g_str_hash, g_str_equal,
|
|
(GDestroyNotify)g_free, (GDestroyNotify)lasso_node_destroy);
|
|
lasso_private_data(session)->is_dirty = FALSE;
|
|
}
|
|
|
|
static void
|
|
class_init(LassoSessionClass *klass)
|
|
{
|
|
parent_class = g_type_class_peek_parent(klass);
|
|
|
|
LASSO_NODE_CLASS(klass)->get_xmlNode = get_xmlNode;
|
|
LASSO_NODE_CLASS(klass)->init_from_xml = init_from_xml;
|
|
|
|
G_OBJECT_CLASS(klass)->dispose = dispose;
|
|
G_OBJECT_CLASS(klass)->finalize = finalize;
|
|
}
|
|
|
|
GType
|
|
lasso_session_get_type()
|
|
{
|
|
static GType this_type = 0;
|
|
|
|
if (!this_type) {
|
|
static const GTypeInfo this_info = {
|
|
sizeof (LassoSessionClass),
|
|
NULL,
|
|
NULL,
|
|
(GClassInitFunc) class_init,
|
|
NULL,
|
|
NULL,
|
|
sizeof(LassoSession),
|
|
0,
|
|
(GInstanceInitFunc) instance_init,
|
|
NULL
|
|
};
|
|
|
|
this_type = g_type_register_static(LASSO_TYPE_NODE,
|
|
"LassoSession", &this_info, 0);
|
|
}
|
|
return this_type;
|
|
}
|
|
|
|
/**
|
|
* lasso_session_new:
|
|
*
|
|
* Creates a new #LassoSession.
|
|
*
|
|
* Return value: a newly created #LassoSession
|
|
**/
|
|
LassoSession*
|
|
lasso_session_new()
|
|
{
|
|
return g_object_new(LASSO_TYPE_SESSION, NULL);
|
|
}
|
|
|
|
/**
|
|
* lasso_session_new_from_dump:
|
|
* @dump: XML server dump
|
|
*
|
|
* Restores the @dump to a new #LassoSession.
|
|
*
|
|
* Return value: a newly created #LassoSession; or NULL if an error occured
|
|
**/
|
|
LassoSession*
|
|
lasso_session_new_from_dump(const gchar *dump)
|
|
{
|
|
LassoSession *session;
|
|
xmlDoc *doc;
|
|
xmlNode *rootElement;
|
|
|
|
if (dump == NULL)
|
|
return NULL;
|
|
|
|
doc = xmlParseMemory(dump, strlen(dump));
|
|
if (doc == NULL)
|
|
return NULL;
|
|
|
|
rootElement = xmlDocGetRootElement(doc);
|
|
if (strcmp((char*)rootElement->name, "Session") != 0) {
|
|
lasso_release_doc(doc);
|
|
return NULL;
|
|
}
|
|
|
|
session = lasso_session_new();
|
|
init_from_xml(LASSO_NODE(session), rootElement);
|
|
lasso_release_doc(doc);
|
|
lasso_private_data(session)->is_dirty = FALSE;
|
|
|
|
return session;
|
|
}
|
|
|
|
/**
|
|
* lasso_session_dump:
|
|
* @session: a #LassoSession
|
|
*
|
|
* Dumps @session content to an XML string.
|
|
*
|
|
* Return value: the dump string. It must be freed by the caller.
|
|
**/
|
|
gchar*
|
|
lasso_session_dump(LassoSession *session)
|
|
{
|
|
if (lasso_session_is_empty(session))
|
|
return g_strdup("");
|
|
|
|
return lasso_node_dump(LASSO_NODE(session));
|
|
}
|
|
|
|
/**
|
|
* lasso_session_destroy:
|
|
* @session: a #LassoSession
|
|
*
|
|
* Destroys a session.
|
|
**/
|
|
void lasso_session_destroy(LassoSession *session)
|
|
{
|
|
if (session == NULL)
|
|
return;
|
|
lasso_node_destroy(LASSO_NODE(session));
|
|
}
|