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/* -*- mode: C; c-file-style: "gnu" -*- */
/* config-loader-libxml.c libxml2 XML loader
*
* Copyright (C) 2003 Red Hat, Inc.
*
* Licensed under the Academic Free License version 1.2
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "config-parser.h"
#include <dbus/dbus-internals.h>
#include <libxml/xmlreader.h>
#include <libxml/parser.h>
#include <libxml/globals.h>
#include <errno.h>
#include <string.h>
static void
xml_text_reader_error (void *arg,
const char *msg,
xmlParserSeverities severity,
xmlTextReaderLocatorPtr locator)
{
DBusError *error = arg;
if (!dbus_error_is_set (error))
{
dbus_set_error (error, DBUS_ERROR_FAILED,
"Error loading config file: %s",
msg);
}
}
BusConfigParser*
bus_config_load (const DBusString *file,
DBusError *error)
{
xmlTextReader *reader;
const char *filename;
BusConfigParser *parser;
DBusError tmp_error;
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
_dbus_string_get_const_data (file, &filename);
errno = 0;
reader = xmlNewTextReaderFilename (filename);
if (reader == NULL)
{
dbus_set_error (error, DBUS_ERROR_FAILED,
"Failed to load configuration file %s: %s\n",
filename,
errno != 0 ? strerror (errno) : "Unknown error");
return NULL;
}
dbus_error_init (&tmp_error);
xmlTextReaderSetErrorHandler (reader, xml_text_reader_error, &tmp_error);
while (xmlTextReaderRead(reader) == 1)
{
if (dbus_error_is_set (&tmp_error))
goto reader_out;
}
reader_out:
xmlFreeTextReader (reader);
if (dbus_error_is_set (&tmp_error))
{
dbus_move_error (&tmp_error, error);
goto failed;
}
if (!bus_config_parser_finished (parser, error))
goto failed;
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
return parser;
failed:
_DBUS_ASSERT_ERROR_IS_SET (error);
bus_config_parser_unref (parser);
return NULL;
}
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