Better packing / unpacking code

 Godbolted for x86_64 with gcc and clang.

1 files changed, 3 insertions, 9 deletions

diff --git a/src/libstddjb/uint64_pack.c b/src/libstddjb/uint64_pack.c
index 5559a90..18033da 100644
--- a/src/libstddjb/uint64_pack.c
+++ b/src/libstddjb/uint64_pack.c
@@ -1,16 +1,10 @@
 /* ISC license. */
 
+#include <string.h>
 #include <skalibs/uint64.h>
-#include <skalibs/bytestr.h>
 
 void uint64_pack (char *s, uint64_t u)
 {
-  ((unsigned char *)s)[0] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[1] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[2] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[3] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[4] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[5] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[6] = T8(u) ; u >>= 8 ;
-  ((unsigned char *)s)[7] = T8(u) ;
+  u = uint64_little(u) ;
+  memcpy(s, &u, sizeof(uint64_t)) ;
 }