Function xmlAllocOutputBufferInternal

ThirdParty/libxml2/vtklibxml2/xmlIO.c:1437–1479

* xmlAllocOutputBufferInternal: * @encoder: the encoding converter or NULL * * Create a buffered parser output * * Returns the new parser output or NULL */

 * Returns the new parser output or NULL
 */
xmlOutputBufferPtr
xmlAllocOutputBufferInternal(xmlCharEncodingHandlerPtr encoder) {
    xmlOutputBufferPtr ret;

    ret = (xmlOutputBufferPtr) xmlMalloc(sizeof(xmlOutputBuffer));
    if (ret == NULL) {
	return(NULL);
    }
    memset(ret, 0, sizeof(xmlOutputBuffer));
    ret->buffer = xmlBufCreate();
    if (ret->buffer == NULL) {
        xmlFree(ret);
	return(NULL);
    }


    /*
     * For conversion buffers we use the special IO handling
     */
    xmlBufSetAllocationScheme(ret->buffer, XML_BUFFER_ALLOC_IO);

    ret->encoder = encoder;
    if (encoder != NULL) {
        ret->conv = xmlBufCreateSize(4000);
	if (ret->conv == NULL) {
            xmlBufFree(ret->buffer);
	    xmlFree(ret);
	    return(NULL);
	}

	/*
	 * This call is designed to initiate the encoder state
	 */
        xmlCharEncOutput(ret, 1);
    } else
        ret->conv = NULL;
    ret->writecallback = NULL;
    ret->closecallback = NULL;
    ret->context = NULL;
    ret->written = 0;

    return(ret);
}

#endif /* LIBXML_OUTPUT_ENABLED */