Function xmlBufNodeDump

ThirdParty/libxml2/vtklibxml2/xmlsave.c:2479–2520

 */

size_t
xmlBufNodeDump(xmlBufPtr buf, xmlDocPtr doc, xmlNodePtr cur, int level,
            int format)
{
    size_t use;
    size_t ret;
    xmlOutputBufferPtr outbuf;
    int oldalloc;

    xmlInitParser();

    if (cur == NULL) {
        return ((size_t) -1);
    }
    if (buf == NULL) {
        return ((size_t) -1);
    }
    outbuf = (xmlOutputBufferPtr) xmlMalloc(sizeof(xmlOutputBuffer));
    if (outbuf == NULL) {
        xmlSaveErrMemory(NULL);
        return ((size_t) -1);
    }
    memset(outbuf, 0, (size_t) sizeof(xmlOutputBuffer));
    outbuf->buffer = buf;
    outbuf->encoder = NULL;
    outbuf->writecallback = NULL;
    outbuf->closecallback = NULL;
    outbuf->context = NULL;
    outbuf->written = 0;

    use = xmlBufUse(buf);
    oldalloc = xmlBufGetAllocationScheme(buf);
    xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT);
    xmlNodeDumpOutput(outbuf, doc, cur, level, format, NULL);
    xmlBufSetAllocationScheme(buf, oldalloc);
    if (outbuf->error)
        ret = (size_t) -1;
    else
        ret = xmlBufUse(buf) - use;
    xmlFree(outbuf);
    return (ret);
}

/**
 * xmlElemDump: