1 files changed, 50 insertions, 0 deletions
diff --git a/include/rctp.h b/include/rctp.h
new file mode 100644
index 0000000..71aa812
--- /dev/null
+++ b/include/rctp.h
@@ -0,0 +1,50 @@
+#ifndef RCTP_H
+#define RCTP_H
+
+typedef unsigned char rctp_byte;
+
+typedef struct request  rctp_req_t;
+typedef struct response rctp_res_t;
+
+typedef enum {
+    RCTP_OK = 0,
+    RCTP_ERROR, // unknown error
+    
+    RCTP_UNKNOWN_METHOD,
+    RCTP_UNKNOWN_STATUS,
+    
+    RCTP_INVALID_STRING,
+} RCTP_STAT;
+
+#define RCTP_METHODS(X) \
+    X(PING)             \
+
+#define RCTP_STATUSES(X) \
+    X(PONG)              \
+
+#define TO_ENUM(s) s,
+#define TO_STR(s) #s,
+
+enum rctp_method {
+    RCTP_METHODS(TO_ENUM)
+} __attribute__((packed));
+
+enum rctp_status {
+    RCTP_STATUSES(TO_ENUM)
+} __attribute__((packed));
+
+struct request {
+    enum rctp_req method;
+    union {
+        /* ... */
+    };
+} __attribute__((packed));
+
+struct response {
+    enum rctp_res status;
+    union {
+        /* ... */
+    };
+} __attribute__((packed));
+
+#endif