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_STR_TAB_HXX
18#define ELF_SECTION_STR_TAB_HXX
19
20#include "utils/helper.h"
21#include "utils/raw_ostream.h"
22
23#include <llvm/ADT/OwningPtr.h>
24#include <llvm/Support/Format.h>
25#include <llvm/Support/raw_ostream.h>
26
27template <unsigned Bitwidth>
28template <typename Archiver>
29ELFSectionStrTab<Bitwidth> *
30ELFSectionStrTab<Bitwidth>::read(Archiver &AR,
31                                 ELFSectionHeaderTy const *sh) {
32
33  llvm::OwningPtr<ELFSectionStrTab> st(new ELFSectionStrTab());
34  st->buf.resize(sh->getSize());
35
36  // Save section_header
37  st->section_header = sh;
38
39  AR.seek(sh->getOffset(), true);
40  AR.prologue(sh->getSize());
41  AR.readBytes(&*st->buf.begin(), sh->getSize());
42  AR.epilogue(sh->getSize());
43
44  if (!AR) {
45    // Unable to read the string table.
46    return 0;
47  }
48
49  return st.take();
50}
51
52template <unsigned Bitwidth>
53void ELFSectionStrTab<Bitwidth>::print() const {
54  using namespace llvm;
55
56  out() << '\n' << fillformat('=', 79) << '\n';
57  out().changeColor(raw_ostream::WHITE, true);
58  out() << "ELF String Table: " << this->section_header->getName() << '\n';
59  out().resetColor();
60  out() << fillformat('-', 79) << '\n';
61
62  dump_hex((unsigned char const *)&*buf.begin(), buf.size(), 0, buf.size());
63
64  out() << fillformat('=', 79) << '\n';
65}
66
67#endif // ELF_SECTION_STR_TAB_HXX
68