Use platform-specific implementations of securePtrOverwriteAndFree

0_generic.go

@@ -0,0 +1,14 @@
+//go:build !ios
+
+package main
+
+// #include <string.h>
+// #include <stdlib.h>
+import "C"
+import "unsafe"
+
+// securePtrOverwriteAndFree securely overwrites the memory at the input pointer and then frees it.
+func securePtrOverwriteAndFree(input unsafe.Pointer, length C.size_t) {
+	C.explicit_bzero(input, C.size_t(length))
+	C.free(input)
+}