summaryrefslogtreecommitdiff
path: root/src/libstddjb/uint32_unpack_big.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/libstddjb/uint32_unpack_big.c')
-rw-r--r--src/libstddjb/uint32_unpack_big.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/libstddjb/uint32_unpack_big.c b/src/libstddjb/uint32_unpack_big.c
new file mode 100644
index 0000000..1a53292
--- /dev/null
+++ b/src/libstddjb/uint32_unpack_big.c
@@ -0,0 +1,13 @@
+/* ISC license. */
+
+#include <skalibs/uint32.h>
+#include <skalibs/bytestr.h>
+
+void uint32_unpack_big (char const *s, uint32 *u)
+{
+ uint32 r = T8((unsigned char)s[0]) ; r <<= 8 ;
+ r += T8((unsigned char)s[1]) ; r <<= 8 ;
+ r += T8((unsigned char)s[2]) ; r <<= 8 ;
+ r += T8((unsigned char)s[3]) ;
+ *u = r ;
+}