static char *mupnp_xml_node_attribute_tostring(mUpnpXmlNode *node, mUpnpString *str)
{
mUpnpXmlAttribute *attr;
const char *name;
const char *value;
mUpnpString *valueStr;
mupnp_log_debug_l4("Entering...\n");
valueStr = mupnp_string_new();
if (valueStr == NULL) return NULL;
for (attr = mupnp_xml_node_getattributes(node); attr != NULL; attr = mupnp_xml_attribute_next(attr)) {
name = mupnp_xml_attribute_getname(attr);
value = mupnp_xml_attribute_getvalue(attr);
mupnp_string_setvalue(valueStr, value);
mupnp_xml_escapechars(valueStr);
/* All the following functions return NULL only when memory
allocation fails, so we can check them all */
if (!mupnp_string_naddvalue(str, " ", 1) ||
!mupnp_string_addvalue(str, name) ||
!mupnp_string_naddvalue(str, "=\"", 2) ||
!mupnp_string_addvalue(str, mupnp_string_getvalue(valueStr)) ||
!mupnp_string_naddvalue(str, "\"", 1))
{
/* Memory allocation failed */
mupnp_string_delete(valueStr);
return NULL;
}
}
mupnp_string_delete(valueStr);
mupnp_log_debug_l4("Leaving...\n");
return mupnp_string_getvalue(str);
}
static char *mupnp_xml_node_tostring_indent(mUpnpXmlNode *node, int indentLevel, bool withChildNode, mUpnpString *str)
{
char *name;
char *value;
mUpnpString *valueStr;
mUpnpXmlNode *childNode;
mupnp_log_debug_l4("Entering...\n");
name = mupnp_xml_node_getname(node);
value = mupnp_xml_node_getvalue(node);
if (mupnp_xml_node_haschildnodes(node) == false || withChildNode == false) {
mupnp_string_addrepvalue(str, MUPNP_XML_INDENT_STRING, indentLevel);
if (!mupnp_string_naddvalue(str, "<", 1) ||
!mupnp_string_addvalue(str, name) ||
!mupnp_xml_node_attribute_tostring(node, str))
/* Memory allocation failed */
return NULL;
valueStr = mupnp_string_new();
if (!valueStr)
/* Memory allocation failed */
return NULL;
mupnp_string_setvalue(valueStr, value);
mupnp_xml_escapechars(valueStr);
if (!mupnp_string_naddvalue(str, ">", 1) ||
!mupnp_string_addvalue(str, mupnp_string_getvalue(valueStr)) ||
!mupnp_string_naddvalue(str, "</", 2) ||
!mupnp_string_addvalue(str, name) ||
!mupnp_string_naddvalue(str, ">", 1) ||
!mupnp_string_addvalue(str, "\n"))
{
/* Memory allocation failed */
mupnp_string_delete(valueStr);
return NULL;
}
mupnp_string_delete(valueStr);
return mupnp_string_getvalue(str);
}
mupnp_string_addrepvalue(str, MUPNP_XML_INDENT_STRING, indentLevel);
if (!mupnp_string_naddvalue(str, "<", 1) ||
!mupnp_string_addvalue(str, name) ||
!mupnp_xml_node_attribute_tostring(node, str) ||
!mupnp_string_naddvalue(str, ">", 1) ||
!mupnp_string_addvalue(str, "\n"))
/* Memory allocation failed */
return NULL;
for (childNode = mupnp_xml_node_getchildnodes(node); childNode != NULL; childNode = mupnp_xml_node_next(childNode))
if (!mupnp_xml_node_tostring_indent(childNode, indentLevel+1, true, str))
/* Memory allocation failed */
return NULL;
mupnp_string_addrepvalue(str, MUPNP_XML_INDENT_STRING, indentLevel);
if (!mupnp_string_naddvalue(str, "</", 2) ||
!mupnp_string_addvalue(str, name) ||
!mupnp_string_naddvalue(str, ">", 1) ||
!mupnp_string_addvalue(str, "\n"))
/* Memory allocation failed */
return NULL;
mupnp_log_debug_l4("Leaving...\n");
return mupnp_string_getvalue(str);
}
bool mupnp_xml_parse(mUpnpXmlParser* parser, mUpnpXmlNodeList* nodeList, const char* data, size_t len)
{
#if defined DEBUG_XML_RESULT
mUpnpString* resdata = NULL;
#endif
XML_Parser p;
mUpnpExpatData expatData;
#ifdef MUPNP_SHOW_TIMINGS
struct timeval start_time, end_time, elapsed_time;
#endif
mupnp_log_debug_l4("Entering...\n");
#ifdef MUPNP_SHOW_TIMINGS
gettimeofday(&start_time, NULL);
#endif
if (!data || len <= 0)
return false;
p = XML_ParserCreate(NULL);
if (!p)
return false;
/* Fix to get expat parser to work with DLink-routers */
if (data[len - 1] == 0)
len--;
expatData.rootNode = NULL;
expatData.currNode = NULL;
XML_SetUserData(p, &expatData);
XML_SetElementHandler(p, mupnp_expat_element_start, mupnp_expat_element_end);
XML_SetCharacterDataHandler(p, mupnp_expat_character_data);
parser->parseResult = XML_Parse(p, data, len, 1);
XML_ParserFree(p);
if (parser->parseResult == 0 /*XML_STATUS_ERROR*/) {
if (expatData.rootNode != NULL)
mupnp_xml_node_delete(expatData.rootNode);
#if defined DEBUG_XML_RESULT
resdata = mupnp_string_new();
mupnp_string_naddvalue(resdata, data, len);
printf("XML parse Error on data %s\n time used = %ds\n",
mupnp_string_getvalue(resdata),
time(NULL) - startTime);
mupnp_string_delete(resdata);
#endif
return false;
}
mupnp_xml_nodelist_add(nodeList, expatData.rootNode);
#ifdef MUPNP_SHOW_TIMINGS
gettimeofday(&end_time, NULL);
timersub(&end_time, &start_time, &elapsed_time);
mupnp_log_debug_s("Parsing XML completed. Elapsed time: "
"%ld msec\n",
((elapsed_time.tv_sec * 1000) + (elapsed_time.tv_usec / 1000)));
mupnp_total_elapsed_time += (elapsed_time.tv_sec * 1000000) + (elapsed_time.tv_usec);
mupnp_log_debug_s("Total elapsed time: %ld msec\n", mupnp_total_elapsed_time / 1000);
#endif
#if defined DEBUG_XML_RESULT
resdata = mupnp_string_new();
mupnp_string_naddvalue(resdata, data, len);
printf("XML parse success - time used %ds\n", time(NULL) - startTime);
mupnp_string_delete(resdata);
#endif
return true;
mupnp_log_debug_l4("Leaving...\n");
}
