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lief-project-LIEF/include/LIEF/ELF/DynamicEntryRunPath.hpp
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2026-03-17 16:13:57 +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_ELF_DYNAMIC_ENTRY_RUNPATH_H
#define LIEF_ELF_DYNAMIC_ENTRY_RUNPATH_H
#include <string>
#include <vector>
#include "LIEF/visibility.h"
#include "LIEF/ELF/DynamicEntry.hpp"
namespace LIEF {
namespace ELF {
/// Class that represents a ``DT_RUNPATH`` which is used by the loader
/// to resolve libraries (DynamicEntryLibrary).
class LIEF_API DynamicEntryRunPath : public DynamicEntry {
public:
static constexpr char delimiter = ':';
using DynamicEntry::DynamicEntry;
DynamicEntryRunPath() :
DynamicEntry::DynamicEntry(DynamicEntry::TAG::RUNPATH, 0)
{}
/// Constructor from (run)path
DynamicEntryRunPath(std::string runpath) :
DynamicEntry::DynamicEntry(DynamicEntry::TAG::RUNPATH, 0),
runpath_(std::move(runpath))
{}
/// Constructor from a list of paths
DynamicEntryRunPath(const std::vector<std::string>& paths) :
DynamicEntry::DynamicEntry(DynamicEntry::TAG::RUNPATH, 0)
{
this->paths(paths);
}
DynamicEntryRunPath& operator=(const DynamicEntryRunPath&) = default;
DynamicEntryRunPath(const DynamicEntryRunPath&) = default;
std::unique_ptr<DynamicEntry> clone() const override {
return std::unique_ptr<DynamicEntry>(new DynamicEntryRunPath(*this));
}
/// Runpath raw value
const std::string& runpath() const {
return runpath_;
}
void runpath(std::string runpath) {
runpath_ = std::move(runpath);
}
/// Paths as a list
std::vector<std::string> paths() const;
void paths(const std::vector<std::string>& paths);
/// Insert a ``path`` at the given ``position``
DynamicEntryRunPath& insert(size_t pos, const std::string& path);
/// Append the given ``path``
DynamicEntryRunPath& append(const std::string& path);
/// Remove the given ``path``
DynamicEntryRunPath& remove(const std::string& path);
DynamicEntryRunPath& operator+=(const std::string &path) {
return append(path);
}
DynamicEntryRunPath& operator-=(const std::string& path) {
return remove(path);
}
void accept(Visitor& visitor) const override;
static bool classof(const DynamicEntry* entry) {
return entry->tag() == DynamicEntry::TAG::RUNPATH;
}
std::ostream& print(std::ostream& os) const override;
~DynamicEntryRunPath() = default;
private:
std::string runpath_;
};
}
}
#endif