1 files changed, 10 insertions, 1 deletions
diff --git a/src/mem/memrev.c b/src/mem/memrev.c
index 472efcb..29c549c 100644
--- a/src/mem/memrev.c
+++ b/src/mem/memrev.c
@@ -6,5 +6,14 @@
 
 #include <mem.h>
 
-extern inline void calt_memrev(void *ptr, size_t size);
+void* calt_memrev(void *ptr, size_t size) {
+	unsigned char *p1 = ptr;
+	unsigned char *p2 = p1 + size - 1;
+	while (p1 < p2) {
+		unsigned char temp = *p1;
+		*p1++ = *p2;
+		*p2-- = temp;
+	}
+	return ptr;
+}