1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <unwindstack/JitDebug.h>
18
19 #include <unwindstack/Elf.h>
20
21 #include "GlobalDebugImpl.h"
22 #include "MemoryBuffer.h"
23
24 namespace unwindstack {
25
26 template <>
Load(Maps *,std::shared_ptr<Memory> & memory,uint64_t addr,uint64_t size,std::shared_ptr<Elf> & elf)27 bool GlobalDebugInterface<Elf>::Load(Maps*, std::shared_ptr<Memory>& memory, uint64_t addr,
28 uint64_t size, /*out*/ std::shared_ptr<Elf>& elf) {
29 std::shared_ptr<Memory> copy(new MemoryBuffer(size));
30 uint8_t* dst_ptr = copy->GetPtr(0);
31 if (dst_ptr == nullptr || !memory->ReadFully(addr, dst_ptr, size)) {
32 return false;
33 }
34 elf.reset(new Elf(copy));
35 return elf->Init() && elf->valid();
36 }
37
CreateJitDebug(ArchEnum arch,std::shared_ptr<Memory> & memory,std::vector<std::string> search_libs)38 std::unique_ptr<JitDebug> CreateJitDebug(ArchEnum arch, std::shared_ptr<Memory>& memory,
39 std::vector<std::string> search_libs) {
40 return CreateGlobalDebugImpl<Elf>(arch, memory, search_libs, "__jit_debug_descriptor");
41 }
42
43 } // namespace unwindstack
44