core: tokbuf: Dynamically expand token buffer

Signed-off-by: Ian Moffett <ian@mirocom.org>

1 files changed, 9 insertions, 1 deletions

diff --git a/include/cescal/tokbuf.h b/include/cescal/tokbuf.h
index 528cb02..61b80a3 100644
--- a/include/cescal/tokbuf.h
+++ b/include/cescal/tokbuf.h
@@ -13,7 +13,8 @@
 #define TOKBUF_CAP 4
 
 struct tokbuf {
-    struct token buf[TOKBUF_CAP];
+    struct token *buf;
+    size_t cap;
     uint8_t head;
 };
 
@@ -47,4 +48,11 @@ int tokbuf_push(struct tokbuf *tokbuf, struct token *tok);
  */
 int tokbuf_noff(struct tokbuf *tokbuf, size_t noff, struct token *res);
 
+/*
+ * Destroy a token buffer
+ *
+ * @tokbuf:  Token buffer to destroy
+ */
+void tokbuf_destroy(struct tokbuf *tokbuf);
+
 #endif  /* !CESCAL_TOKBUF_H */