+LTTNG_HIDDEN
+int config_writer_write_attribute(struct config_writer *writer,
+ const char *name, const char *value)
+{
+ int ret;
+ xmlChar *encoded_name = NULL;
+ xmlChar *encoded_value = NULL;
+
+ if (!writer || !writer->writer || !name || !name[0]) {
+ ret = -1;
+ goto end;
+ }
+
+ encoded_name = encode_string(name);
+ if (!encoded_name) {
+ ret = -1;
+ goto end;
+ }
+
+ encoded_value = encode_string(value);
+ if (!encoded_value) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = xmlTextWriterWriteAttribute(writer->writer, encoded_name,
+ encoded_value);
+end:
+ xmlFree(encoded_name);
+ xmlFree(encoded_value);
+ return ret >= 0 ? 0 : ret;
+}
+