diff options
Diffstat (limited to 'src/cbuf.h')
-rw-r--r-- | src/cbuf.h | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -89,6 +89,14 @@ cbuf_index_valid(const struct cbuf *cbuf, size_t index) && ((cbuf->end - index) <= cbuf_size(cbuf)); } +static inline bool +cbuf_range_valid(const struct cbuf *cbuf, size_t start, size_t end) +{ + return (((end - start) <= cbuf_size(cbuf)) + && ((start - cbuf->start) <= cbuf_size(cbuf)) + && ((cbuf->end - end) <= cbuf_size(cbuf))); +} + /* * Initialize a circular buffer. * |