1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #pragma once 30 31 #include <android/dlext.h> 32 #include "linked_list.h" 33 34 #include <android-base/macros.h> 35 36 // TODO(dimitry): move this to linker_defines.h? Unless it is removed by 37 // consequent refactoring steps. 38 39 // Android uses RELA for aarch64 and x86_64. mips64 still uses REL. 40 #if defined(__aarch64__) || defined(__x86_64__) 41 #define USE_RELA 1 42 #endif 43 44 45 struct soinfo; 46 47 class SoinfoListAllocator { 48 public: 49 static LinkedListEntry<soinfo>* alloc(); 50 static void free(LinkedListEntry<soinfo>* entry); 51 52 private: 53 // unconstructable 54 DISALLOW_IMPLICIT_CONSTRUCTORS(SoinfoListAllocator); 55 }; 56 57 class NamespaceListAllocator { 58 public: 59 static LinkedListEntry<android_namespace_t>* alloc(); 60 static void free(LinkedListEntry<android_namespace_t>* entry); 61 62 private: 63 // unconstructable 64 DISALLOW_IMPLICIT_CONSTRUCTORS(NamespaceListAllocator); 65 }; 66 67 typedef LinkedList<soinfo, SoinfoListAllocator> soinfo_list_t; 68 typedef LinkedList<android_namespace_t, NamespaceListAllocator> android_namespace_list_t; 69