1 files changed, 3 insertions, 0 deletions
diff --git a/hiredis.h b/hiredis.h
index 7c04b62..accf6b2 100644
--- a/hiredis.h
+++ b/hiredis.h
@@ -86,6 +86,8 @@
 #define REDIS_REPLY_STATUS 5
 #define REDIS_REPLY_ERROR 6
 
+#define REDIS_READER_MAX_BUF (1024*16)  /* Default max unused reader buffer. */
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -125,6 +127,7 @@ typedef struct redisReader {
     char *buf; /* Read buffer */
     size_t pos; /* Buffer cursor */
     size_t len; /* Buffer length */
+    size_t maxbuf; /* Max length of unused buffer */
 
     redisReadTask rstack[4];
     int ridx; /* Index of current read task */