razf.h: added RAZF_STRUCT_SIZE macro

diff --git a/razf.h b/razf.h
index 60a0c96457304ec5a728a5dcddb61e1f649e5637..d0f93ecc09869af0d355e7e5b1fce3e59a472b42 100644 (file)
--- a/razf.h
+++ b/razf.h
@@ -127,6 +127,8 @@ extern "C" {
        uint64_t razf_tell2(RAZF *rz);
        int64_t razf_seek2(RAZF *rz, uint64_t voffset, int where);
 
        uint64_t razf_tell2(RAZF *rz);
        int64_t razf_seek2(RAZF *rz, uint64_t voffset, int where);
 

+#define RAZF_STRUCT_SIZE (sizeof(RAZF) + sizeof(z_stream) + (RZ_BUFFER_SIZE * 2) + sizeof(ZBlockIndex) + sizeof(gz_header) + 7)
+

 #ifdef __cplusplus
 }
 #endif
 #ifdef __cplusplus
 }
 #endif