--- a/src/server/util/io.h Tue Nov 01 20:39:41 2022 +0100 +++ b/src/server/util/io.h Tue Nov 01 20:46:15 2022 +0100 @@ -171,6 +171,7 @@ int httpstream_enable_chunked_write(IOStream *st); int httpstream_set_max_read(IOStream *st, int64_t maxread); WSBool httpstream_eof(IOStream *st); +int64_t httpstream_written(IOStream *st); ssize_t net_http_write(HttpStream *st, void *buf, size_t nbytes); ssize_t net_http_writev(HttpStream *st, struct iovec *iovec, int iovcnt);