Add wapp locally

wapp/base/mem/utils/mem_utils.c

@@ -0,0 +1,25 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_utils.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/assert/assert.h"
+#include "../../../common/misc/misc_utils.h"
+#include <stddef.h>
+
+void *wapp_mem_util_align_forward(void *ptr, u64 alignment) {
+	wapp_debug_assert(ptr != NULL, "`ptr` should not be NULL");
+	wapp_runtime_assert(wapp_is_power_of_two(alignment), "`alignment` value is not a power of two");
+
+	uptr p      = (uptr)ptr;
+	uptr align  = (uptr)alignment;
+
+	// Similar to p % align, but it's a faster implementation that works fine
+	// because align is guaranteed to be a power of 2
+	uptr modulo = p & (align - 1);
+
+	if (modulo != 0) {
+		p += align - modulo;
+	}
+
+	return (void *)p;
+}