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-rw-r--r--ckcapi-util.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/ckcapi-util.c b/ckcapi-util.c
index 5c0ab9b..3bd18a5 100644
--- a/ckcapi-util.c
+++ b/ckcapi-util.c
@@ -23,6 +23,23 @@
#include <stdlib.h>
#include <string.h>
+
+void
+ckcapi_reverse_memory (void* data, size_t length)
+{
+ size_t end = length - 1;
+ size_t middle = length / 2;
+ unsigned char* buf = data;
+ size_t i;
+
+ for (i = 0; i < middle; i++)
+ {
+ unsigned char tmp = buf[i];
+ buf[i] = buf[end - i];
+ buf[end - i] = tmp;
+ }
+}
+
/*
* Array code originially from Glib.
* Modified extensively by Stef Walter <nielsen@memberwebs.com>