Method CheckIntraIdSection

Bcore/src/main/cpp/dex/dex_file_verifier.cc:1792–1840

}

bool DexFileVerifier::CheckIntraIdSection(size_t offset,
                                          uint32_t count,
                                          DexFile::MapItemType type) {
  uint32_t expected_offset;
  uint32_t expected_size;

  // Get the expected offset and size from the header.
  switch (type) {
    case DexFile::kDexTypeStringIdItem:
      expected_offset = header_->string_ids_off_;
      expected_size = header_->string_ids_size_;
      break;
    case DexFile::kDexTypeTypeIdItem:
      expected_offset = header_->type_ids_off_;
      expected_size = header_->type_ids_size_;
      break;
    case DexFile::kDexTypeProtoIdItem:
      expected_offset = header_->proto_ids_off_;
      expected_size = header_->proto_ids_size_;
      break;
    case DexFile::kDexTypeFieldIdItem:
      expected_offset = header_->field_ids_off_;
      expected_size = header_->field_ids_size_;
      break;
    case DexFile::kDexTypeMethodIdItem:
      expected_offset = header_->method_ids_off_;
      expected_size = header_->method_ids_size_;
      break;
    case DexFile::kDexTypeClassDefItem:
      expected_offset = header_->class_defs_off_;
      expected_size = header_->class_defs_size_;
      break;
    default:
      ErrorStringPrintf("Bad type for id section: %x", type);
      return false;
  }

  // Check that the offset and size are what were expected from the header.
  if (UNLIKELY(offset != expected_offset)) {
    ErrorStringPrintf("Bad offset for section: got %zx, expected %x", offset, expected_offset);
    return false;
  }
  if (UNLIKELY(count != expected_size)) {
    ErrorStringPrintf("Bad size for section: got %x, expected %x", count, expected_size);
    return false;
  }

  return CheckIntraSectionIterate(offset, count, type);
}

bool DexFileVerifier::CheckIntraDataSection(size_t offset,
                                            uint32_t count,