Function xmlPushInput

ThirdParty/libxml2/vtklibxml2/parser.c:2557–2575

* xmlPushInput: * @ctxt: an XML parser context * @input: an XML parser input fragment (entity, XML fragment ...). * * Push an input stream onto the stack. * * Returns -1 in case of error or the index in the input stack */

 * Returns -1 in case of error or the index in the input stack
 */
int
xmlPushInput(xmlParserCtxtPtr ctxt, xmlParserInputPtr input) {
    int maxDepth;
    int ret;

    if ((ctxt == NULL) || (input == NULL))
        return(-1);

    maxDepth = (ctxt->options & XML_PARSE_HUGE) ? 40 : 20;
    if (ctxt->inputNr > maxDepth) {
        xmlFatalErrMsg(ctxt, XML_ERR_RESOURCE_LIMIT,
                       "Maximum entity nesting depth exceeded");
        xmlHaltParser(ctxt);
	return(-1);
    }
    ret = inputPush(ctxt, input);
    GROW;
    return(ret);
}

/**
 * xmlParseCharRef: