1 files changed, 13 insertions, 4 deletions
diff --git a/cpp/src/msgpack/sbuffer.h b/cpp/src/msgpack/sbuffer.h
index caff2e8..778dea7 100644
--- a/cpp/src/msgpack/sbuffer.h
+++ b/cpp/src/msgpack/sbuffer.h
@@ -21,15 +21,17 @@
 #include <stdlib.h>
 #include <string.h>
 
-#ifndef MSGPACK_SBUFFER_INIT_SIZE
-#define MSGPACK_SBUFFER_INIT_SIZE 8192
-#endif
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 
+/**
+ * @defgroup msgpack_sbuffer Simple buffer
+ * @ingroup msgpack_buffer
+ * @{
+ */
+
 typedef struct msgpack_sbuffer {
 	size_t size;
 	char* data;
@@ -58,6 +60,10 @@ static inline void msgpack_sbuffer_free(msgpack_sbuffer* sbuf)
 	free(sbuf);
 }
 
+#ifndef MSGPACK_SBUFFER_INIT_SIZE
+#define MSGPACK_SBUFFER_INIT_SIZE 8192
+#endif
+
 static inline int msgpack_sbuffer_write(void* data, const char* buf, unsigned int len)
 {
 	msgpack_sbuffer* sbuf = (msgpack_sbuffer*)data;
@@ -94,6 +100,9 @@ static inline void msgpack_sbuffer_clear(msgpack_sbuffer* sbuf)
 	sbuf->size = 0;
 }
 
+/** @} */
+
+
 #ifdef __cplusplus
 }
 #endif