From d89f1c532f99fd19df65acffeeef2d4c19f9da62 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= Date: Tue, 20 Dec 2016 19:10:58 +0100 Subject: buffer: implement buffer_capacity utility function --- buffer.c | 4 ++++ buffer.h | 2 ++ 2 files changed, 6 insertions(+) diff --git a/buffer.c b/buffer.c index ddc6dba..020744d 100644 --- a/buffer.c +++ b/buffer.c @@ -153,6 +153,10 @@ size_t buffer_length(Buffer *buf) { return buf->len; } +size_t buffer_capacity(Buffer *buf) { + return buf->size; +} + const char *buffer_content(Buffer *buf) { return buf->data; } diff --git a/buffer.h b/buffer.h index 6c6bc82..91932c6 100644 --- a/buffer.h +++ b/buffer.h @@ -50,6 +50,8 @@ bool buffer_appendf(Buffer*, const char *fmt, ...); size_t buffer_length0(Buffer*); /* return length of a buffer including possible NUL byte */ size_t buffer_length(Buffer*); +/* return current maximal capacity in bytes of this buffer */ +size_t buffer_capacity(Buffer*); /* pointer to buffer data, guaranteed to return a NUL terminated * string even if buffer is empty */ const char *buffer_content0(Buffer*); -- cgit v1.2.3