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lief-project-LIEF/include/LIEF/MachO/DataInCode.hpp
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2026-01-11 22:04:09 +01:00

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/* Copyright 2017 - 2026 R. Thomas
* Copyright 2017 - 2026 Quarkslab
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LIEF_MACHO_DATA_IN_CODE_COMMAND_H
#define LIEF_MACHO_DATA_IN_CODE_COMMAND_H
#include <vector>
#include <ostream>
#include "LIEF/visibility.h"
#include "LIEF/iterators.hpp"
#include "LIEF/span.hpp"
#include "LIEF/MachO/LoadCommand.hpp"
#include "LIEF/MachO/DataCodeEntry.hpp"
namespace LIEF {
namespace MachO {
class BinaryParser;
class LinkEdit;
namespace details {
struct linkedit_data_command;
}
/// Interface of the LC_DATA_IN_CODE command
/// This command is used to list slices of code sections that contain data. The *slices*
/// information are stored as an array of DataCodeEntry
///
/// @see DataCodeEntry
class LIEF_API DataInCode : public LoadCommand {
friend class BinaryParser;
friend class LinkEdit;
public:
using entries_t = std::vector<DataCodeEntry>;
using it_const_entries = const_ref_iterator<const entries_t&>;
using it_entries = ref_iterator<entries_t&>;
public:
DataInCode() = default;
DataInCode(const details::linkedit_data_command& cmd);
DataInCode& operator=(const DataInCode&) = default;
DataInCode(const DataInCode&) = default;
std::unique_ptr<LoadCommand> clone() const override {
return std::unique_ptr<DataInCode>(new DataInCode(*this));
}
/// Start of the array of the DataCodeEntry entries
uint32_t data_offset() const {
return data_offset_;
}
/// Size of the raw array (``size = sizeof(DataCodeEntry) * nb_elements``)
uint32_t data_size() const {
return data_size_;
}
void data_offset(uint32_t offset) {
data_offset_ = offset;
}
void data_size(uint32_t size) {
data_size_ = size;
}
/// Add a new entry
DataInCode& add(DataCodeEntry entry) {
entries_.push_back(std::move(entry));
return *this;
}
/// Iterator over the DataCodeEntry
it_const_entries entries() const {
return entries_;
}
it_entries entries() {
return entries_;
}
span<uint8_t> content() {
return content_;
}
span<const uint8_t> content() const {
return content_;
}
~DataInCode() override = default;
void accept(Visitor& visitor) const override;
std::ostream& print(std::ostream& os) const override;
static bool classof(const LoadCommand* cmd) {
return cmd->command() == LoadCommand::TYPE::DATA_IN_CODE;
}
private:
uint32_t data_offset_ = 0;
uint32_t data_size_ = 0;
entries_t entries_;
span<uint8_t> content_;
};
}
}
#endif