From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Thu, 18 Sep 2014 18:55:44 +0000 Subject: initial commit with rc for skalibs-2.0.0.0 --- src/libstddjb/uint64_reverse.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 src/libstddjb/uint64_reverse.c (limited to 'src/libstddjb/uint64_reverse.c') diff --git a/src/libstddjb/uint64_reverse.c b/src/libstddjb/uint64_reverse.c new file mode 100644 index 0000000..f8730fe --- /dev/null +++ b/src/libstddjb/uint64_reverse.c @@ -0,0 +1,15 @@ +/* ISC license. */ + +#include + +void uint64_reverse (char *s, unsigned int n) +{ + while (n--) + { + char c = s[0] ; s[0] = s[7] ; s[7] = c ; + c = s[1] ; s[1] = s[6] ; s[6] = c ; + c = s[2] ; s[2] = s[5] ; s[5] = c ; + c = s[3] ; s[3] = s[4] ; s[4] = c ; + s += 8 ; + } +} -- cgit v1.3.1