-#define swf_SetString(t,s) swf_SetBlock(t,s,strlen((const char *)s)+1)
+void swf_SetString(TAG*t,const char*s);
+
+double swf_GetD64(TAG*tag);
+
+int swf_SetU30String(TAG*tag, const char*str);
+int swf_SetD64(TAG*tag, double v);
+int swf_SetU30(TAG*tag, U32 u);
+int swf_SetS30(TAG*tag, S32 s);
+int swf_GetU24(TAG*tag);
+int swf_GetS24(TAG*tag);
+int swf_SetU24(TAG*tag, U32 v);
+int swf_SetS24(TAG*tag, U32 v);
+int swf_GetS30(TAG*tag);
+int swf_GetU30(TAG*tag);