| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // Provide an interface which allows to create writable executable pages. |
| // |
| |
| #ifndef COMMON_MPROTECT_RWX_H_ |
| #define COMMON_MPROTECT_RWX_H_ |
| |
| // This is only for Bare Metal mode. |
| #if !defined(__native_client__) |
| |
| #include <stddef.h> |
| |
| namespace arc { |
| |
| // Creates RWX pages. When you call this function, you change must be |
| // reviewed by security team. |
| // |
| // This function follows libc's ABI. I.e., this function returns 0 on |
| // success, and returns -1 and sets errno on failure. |
| int MprotectRWX(void* addr, size_t len); |
| |
| } // namespace arc |
| |
| #endif // !defined(__native_client__) |
| |
| #endif // COMMON_MPROTECT_RWX_H_ |
