oat_file.h revision 756ee4e090bc1e1812b41fb7b4661df601a32ef9
12faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes/* 22faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Copyright (C) 2011 The Android Open Source Project 32faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 42faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 52faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * you may not use this file except in compliance with the License. 62faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * You may obtain a copy of the License at 72faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 82faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 92faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 102faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Unless required by applicable law or agreed to in writing, software 112faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 122faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * See the License for the specific language governing permissions and 142faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * limitations under the License. 152faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes */ 16e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 17fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#ifndef ART_RUNTIME_OAT_FILE_H_ 18fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#define ART_RUNTIME_OAT_FILE_H_ 19e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 20700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom#include <string> 21e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom#include <vector> 22e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 232dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "dex_file.h" 242dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "invoke_type.h" 252dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mem_map.h" 26ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom#include "mirror/art_method.h" 272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "oat.h" 28700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom#include "os.h" 29e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 30e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstromnamespace art { 31e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 32700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstromclass ElfFile; 33700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstromclass MemMap; 34700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstromclass OatMethodOffsets; 3533e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogersclass OatHeader; 36700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 37e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstromclass OatFile { 38e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom public: 3930e2ea4a701d53f28431041af68dc0669e60c569Brian Carlstrom // Returns an .odex file name next adjacent to the dex location. 4030e2ea4a701d53f28431041af68dc0669e60c569Brian Carlstrom // For example, for "/foo/bar/baz.jar", return "/foo/bar/baz.odex". 4130e2ea4a701d53f28431041af68dc0669e60c569Brian Carlstrom static std::string DexFilenameToOdexFilename(const std::string& location); 42b7bbba49d88eae58223d9878da4069bf6d7140bfBrian Carlstrom 43e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // Open an oat file. Returns NULL on failure. Requested base can 44e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // optionally be used to request where the file should be loaded. 45e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom static OatFile* Open(const std::string& filename, 46a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::string& location, 47f1d3455064792ac1c486a4a9c24279a37b4af473Brian Carlstrom byte* requested_base, 48f1d3455064792ac1c486a4a9c24279a37b4af473Brian Carlstrom bool executable); 49e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 50700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Open an oat file from an already opened File. 51265091e581c9f643b37e7966890911f09e223269Brian Carlstrom // Does not use dlopen underneath so cannot be used for runtime use 52265091e581c9f643b37e7966890911f09e223269Brian Carlstrom // where relocations may be required. Currently used from 53265091e581c9f643b37e7966890911f09e223269Brian Carlstrom // ImageWriter which wants to open a writable version from an existing 54265091e581c9f643b37e7966890911f09e223269Brian Carlstrom // file descriptor for patching. 55265091e581c9f643b37e7966890911f09e223269Brian Carlstrom static OatFile* OpenWritable(File* file, const std::string& location); 56700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 57700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Open an oat file backed by a std::vector with the given location. 58265091e581c9f643b37e7966890911f09e223269Brian Carlstrom static OatFile* OpenMemory(std::vector<uint8_t>& oat_contents, 59265091e581c9f643b37e7966890911f09e223269Brian Carlstrom const std::string& location); 605b332c89fa3fdd7dc184b22c2587d28af304d019Brian Carlstrom 61e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom ~OatFile(); 62e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 63e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom const std::string& GetLocation() const { 64e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom return location_; 65e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom } 66e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 67e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom const OatHeader& GetOatHeader() const; 68e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 69e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom class OatDexFile; 70e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 713320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom class OatMethod { 723320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom public: 73ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom void LinkMethod(mirror::ArtMethod* method) const; 74ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 75ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t GetCodeOffset() const { 76ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return code_offset_; 77ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 78ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom size_t GetFrameSizeInBytes() const { 79ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return frame_size_in_bytes_; 80ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 81ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t GetCoreSpillMask() const { 82ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return core_spill_mask_; 83ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 84ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t GetFpSpillMask() const { 85ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return fp_spill_mask_; 86ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 87ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t GetMappingTableOffset() const { 88ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return mapping_table_offset_; 89ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 90ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t GetVmapTableOffset() const { 91ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return vmap_table_offset_; 92ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 930c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers uint32_t GetNativeGcMapOffset() const { 940c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers return native_gc_map_offset_; 95e7d856b911222aa000ca2be0f8f63f5b292141c3Brian Carlstrom } 96ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 970c717dd1c56bd29cf860d0feda8e629dab2cadb3Logan Chien const void* GetCode() const; 980c717dd1c56bd29cf860d0feda8e629dab2cadb3Logan Chien uint32_t GetCodeSize() const; 990c717dd1c56bd29cf860d0feda8e629dab2cadb3Logan Chien 1001809a72a66d245ae598582d658b93a24ac3bf01eIan Rogers const uint8_t* GetMappingTable() const { 1011809a72a66d245ae598582d658b93a24ac3bf01eIan Rogers return GetOatPointer<const uint8_t*>(mapping_table_offset_); 102ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 1031809a72a66d245ae598582d658b93a24ac3bf01eIan Rogers const uint8_t* GetVmapTable() const { 1041809a72a66d245ae598582d658b93a24ac3bf01eIan Rogers return GetOatPointer<const uint8_t*>(vmap_table_offset_); 105ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 1060c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers const uint8_t* GetNativeGcMap() const { 1070c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers return GetOatPointer<const uint8_t*>(native_gc_map_offset_); 108e7d856b911222aa000ca2be0f8f63f5b292141c3Brian Carlstrom } 1090c717dd1c56bd29cf860d0feda8e629dab2cadb3Logan Chien 110ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom ~OatMethod(); 111ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 112ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom // Create an OatMethod with offsets relative to the given base address 113ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom OatMethod(const byte* base, 114ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const uint32_t code_offset, 1153320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom const size_t frame_size_in_bytes, 1163320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom const uint32_t core_spill_mask, 1173320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom const uint32_t fp_spill_mask, 118ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const uint32_t mapping_table_offset, 119ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const uint32_t vmap_table_offset, 1206a47b9dc850b903aabefcfab4adb132cb68bba2eBrian Carlstrom const uint32_t gc_map_offset); 1213320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 122ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom private: 123ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom template<class T> 124ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom T GetOatPointer(uint32_t offset) const { 125ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom if (offset == 0) { 126ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom return NULL; 127ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 12830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers return reinterpret_cast<T>(begin_ + offset); 129ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 1303320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 13130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers const byte* begin_; 1323320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 133ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t code_offset_; 1343320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom size_t frame_size_in_bytes_; 1353320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom uint32_t core_spill_mask_; 1363320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom uint32_t fp_spill_mask_; 137ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t mapping_table_offset_; 138ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom uint32_t vmap_table_offset_; 1390c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers uint32_t native_gc_map_offset_; 140ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 141ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom friend class OatClass; 1423320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom }; 1433320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 144e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom class OatClass { 145e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom public: 1462dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class::Status GetStatus() const; 1470755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom 1483320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom // get the OatMethod entry based on its index into the class 149e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // defintion. direct methods come first, followed by virtual 150e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // methods. note that runtime created methods such as miranda 151e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // methods are not included. 152aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom const OatMethod GetOatMethod(uint32_t method_index) const; 153e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom ~OatClass(); 154e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 155e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom private: 1560755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom OatClass(const OatFile* oat_file, 1572dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class::Status status, 1580755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom const OatMethodOffsets* methods_pointer); 1593320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 160e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom const OatFile* oat_file_; 1612dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers const mirror::Class::Status status_; 1623320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom const OatMethodOffsets* methods_pointer_; 163e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 164e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom friend class OatDexFile; 165e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom }; 166e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 167e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom class OatDexFile { 168e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom public: 16956d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom // Opens the DexFile referred to by this OatDexFile from within the containing OatFile. 17089521898b56f2ebc3fb68acfb6bc6dde9b6f5c38Brian Carlstrom const DexFile* OpenDexFile() const; 17156d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom 17256d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom // Returns the size of the DexFile refered to by this OatDexFile. 17305f28c6e00ecdb1da834acc8c29b4a7eba86d692Ian Rogers size_t FileSize() const; 174aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom 17556d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom // Returns original path of DexFile that was the source of this OatDexFile. 176aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom const std::string& GetDexFileLocation() const { 177aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom return dex_file_location_; 178aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom } 17958ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 18056d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom // Returns checksum of original DexFile that was the source of this OatDexFile; 1815b332c89fa3fdd7dc184b22c2587d28af304d019Brian Carlstrom uint32_t GetDexFileLocationChecksum() const { 1825b332c89fa3fdd7dc184b22c2587d28af304d019Brian Carlstrom return dex_file_location_checksum_; 18358ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom } 18458ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 18556d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom // Returns the OatClass for the class specified by the given DexFile class_def_index. 186ee39a10e45a6a0880e8b829525c40d6055818560Ian Rogers const OatClass* GetOatClass(uint16_t class_def_index) const; 18756d947fbc9bc2992e2f93112fafb73e50d2aaa7aBrian Carlstrom 188e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom ~OatDexFile(); 189a21039c3ae2b20e44ceb2735251c04d0aac89afdElliott Hughes 190e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom private: 191e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom OatDexFile(const OatFile* oat_file, 192aa6a588eb83288481389aa08b03105346a87e706Elliott Hughes const std::string& dex_file_location, 193e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom uint32_t dex_file_checksum, 194700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom const byte* dex_file_pointer, 1950755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom const uint32_t* oat_class_offsets_pointer); 196e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 197e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom const OatFile* oat_file_; 198e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom std::string dex_file_location_; 1995b332c89fa3fdd7dc184b22c2587d28af304d019Brian Carlstrom uint32_t dex_file_location_checksum_; 20089521898b56f2ebc3fb68acfb6bc6dde9b6f5c38Brian Carlstrom const byte* dex_file_pointer_; 2010755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom const uint32_t* oat_class_offsets_pointer_; 202e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 203e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom friend class OatFile; 204e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom DISALLOW_COPY_AND_ASSIGN(OatDexFile); 205e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom }; 206e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 207756ee4e090bc1e1812b41fb7b4661df601a32ef9Brian Carlstrom const OatDexFile* GetOatDexFile(const std::string& dex_location, 208756ee4e090bc1e1812b41fb7b4661df601a32ef9Brian Carlstrom const uint32_t* const dex_location_checksum, 20933e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers bool exception_if_not_found = true) const 21033e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 211aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom std::vector<const OatDexFile*> GetOatDexFiles() const; 212e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 21330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers size_t Size() const { 21430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers return End() - Begin(); 215e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom } 216e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 217e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom private: 218700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom static void CheckLocation(const std::string& location); 219700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 220700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom static OatFile* OpenDlopen(const std::string& elf_filename, 221700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom const std::string& location, 222700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom byte* requested_base); 223700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 224700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom static OatFile* OpenElfFile(File* file, 225700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom const std::string& location, 226700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom byte* requested_base, 227f1d3455064792ac1c486a4a9c24279a37b4af473Brian Carlstrom bool writable, 228f1d3455064792ac1c486a4a9c24279a37b4af473Brian Carlstrom bool executable); 229700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 230a51a3dd5603daf3d368b7735067e1d9eb54c4c40Elliott Hughes explicit OatFile(const std::string& filename); 231700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom bool Dlopen(const std::string& elf_filename, byte* requested_base); 232f1d3455064792ac1c486a4a9c24279a37b4af473Brian Carlstrom bool ElfFileOpen(File* file, byte* requested_base, bool writable, bool executable); 233f1b3030832bb33efb9161d851b2915d7d94bedf7Brian Carlstrom bool Setup(); 234e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 23530fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers const byte* Begin() const; 23630fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers const byte* End() const; 237e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 238e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // The oat file name. 239e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // 240e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom // The image will embed this to link its associated oat file. 241e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom const std::string location_; 242e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 243700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Pointer to OatHeader. 244700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom const byte* begin_; 245700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 246700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Pointer to end of oat region for bounds checking. 247700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom const byte* end_; 248700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 249700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Backing memory map for oat file during when opened by ElfWriter during initial compilation. 250e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom UniquePtr<MemMap> mem_map_; 251e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 252700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // Backing memory map for oat file during cross compilation. 253700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom UniquePtr<ElfFile> elf_file_; 254700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 255700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // dlopen handle during runtime. 256700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom void* dlopen_handle_; 257700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 258a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes typedef SafeMap<std::string, const OatDexFile*> Table; 259e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom Table oat_dex_files_; 260e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 261e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom friend class OatClass; 262e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom friend class OatDexFile; 263e3c845cdb5884e770287a5c0c65c8bb64733c388Elliott Hughes friend class OatDumper; // For GetBase and GetLimit 264e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom DISALLOW_COPY_AND_ASSIGN(OatFile); 265e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom}; 266e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 267e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom} // namespace art 268e24fa61603a60ade3797e4a0c8b3fccb346cb048Brian Carlstrom 269fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#endif // ART_RUNTIME_OAT_FILE_H_ 270