Function xmlBufFromBuffer

ThirdParty/libxml2/vtklibxml2/buf.c:832–853

* xmlBufFromBuffer: * @buffer: incoming old buffer to convert to a new one * * Helper routine to switch from the old buffer structures in use * in various APIs. It creates a wrapper xmlBufPtr which will be * used for internal processing until the xmlBufBackToBuffer() is * issued. * * Returns a new xmlBufPtr unless the call failed and NULL is returned */

 * Returns a new xmlBufPtr unless the call failed and NULL is returned
 */
xmlBufPtr
xmlBufFromBuffer(xmlBufferPtr buffer) {
    xmlBufPtr ret;

    if (buffer == NULL)
        return(NULL);

    ret = (xmlBufPtr) xmlMalloc(sizeof(xmlBuf));
    if (ret == NULL) {
        return(NULL);
    }
    ret->use = buffer->use;
    ret->size = buffer->size;
    UPDATE_COMPAT(ret);
    ret->error = 0;
    ret->buffer = buffer;
    ret->alloc = buffer->alloc;
    ret->content = buffer->content;
    ret->contentIO = buffer->contentIO;

    return(ret);
}

/**
 * xmlBufBackToBuffer: