1/*
2 * Copyright 2011, 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#ifndef ELF_SECTION_SYMTAB_H
18#define ELF_SECTION_SYMTAB_H
19
20#include "ELFTypes.h"
21
22#include <llvm/ADT/StringMap.h>
23
24#include <vector>
25#include <string>
26
27template <unsigned Bitwidth>
28class ELFSectionSymTab : public ELFSection<Bitwidth> {
29public:
30  ELF_TYPE_INTRO_TO_TEMPLATE_SCOPE(Bitwidth);
31
32private:
33  std::vector<ELFSymbolTy *> table;
34  llvm::StringMap<ELFSymbolTy *> name_map;
35
36private:
37  ELFSectionSymTab() { }
38
39public:
40  ~ELFSectionSymTab();
41
42  template <typename Archiver>
43  static ELFSectionSymTab *
44  read(Archiver &AR, ELFObjectTy *owner, ELFSectionHeaderTy const *sh);
45
46  virtual void print() const;
47
48  size_t size() const {
49    return table.size();
50  }
51
52  ELFSymbolTy const *operator[](size_t index) const {
53    return table[index];
54  }
55
56  ELFSymbolTy *operator[](size_t index) {
57    return table[index];
58  }
59
60  void buildNameMap();
61
62  ELFSymbolTy const *getByName(std::string const &name) const;
63
64  ELFSymbolTy *getByName(std::string const &name) {
65    return const_cast<ELFSymbolTy *>(
66           const_cast<ELFSectionSymTabTy const *>(this)->getByName(name));
67  }
68
69  size_t getFuncCount() const;
70
71  void getFuncNameList(size_t size, char const **list) const;
72
73  size_t getExternFuncCount() const;
74
75};
76
77#include "impl/ELFSectionSymTab.hxx"
78
79#endif // ELF_SECTION_SYMTAB_H
80