LIEF: Library to Instrument Executable Formats Version 0.17.0
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DyldBindingInfo.hpp
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1/* Copyright 2017 - 2025 R. Thomas
2 * Copyright 2017 - 2025 Quarkslab
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#ifndef LIEF_MACHO_DYLD_INFO_BINDING_INFO_H
17#define LIEF_MACHO_DYLD_INFO_BINDING_INFO_H
18#include <ostream>
19#include <cstdint>
20
21#include "LIEF/visibility.h"
23
24namespace LIEF {
25namespace MachO {
26
35 friend class BinaryParser;
36
37 public:
38 enum class CLASS: uint64_t {
39 WEAK = 1u,
40 LAZY = 2u,
42 THREADED = 100u
43 };
44
45 enum class TYPE: uint64_t {
46 POINTER = 1u,
49 };
50
51 public:
52 DyldBindingInfo() = default;
54 uint64_t address, int64_t addend = 0,
55 int32_t oridnal = 0, bool is_weak = false,
56 bool is_non_weak_definition = false, uint64_t offset = 0);
57
58 DyldBindingInfo& operator=(const DyldBindingInfo& other) = default;
59 DyldBindingInfo(const DyldBindingInfo& other) = default;
60
62 DyldBindingInfo(DyldBindingInfo&&) noexcept = default;
63
64 void swap(DyldBindingInfo& other) noexcept;
65
68 return class_;
69 }
70 void binding_class(CLASS bind_class) {
71 class_ = bind_class;
72 }
73
76 return binding_type_;
77 }
78
80 binding_type_ = type;
81 }
82
84 return this->is_non_weak_definition_;
85 }
86
87 void set_non_weak_definition(bool val) {
88 this->is_non_weak_definition_ = val;
89 }
90
92 uint64_t original_offset() const {
93 return offset_;
94 }
95
96 BindingInfo::TYPES type() const override {
98 }
99
100 static bool classof(const BindingInfo* info) {
101 return info->type() == BindingInfo::TYPES::DYLD_INFO;
102 }
103
104 ~DyldBindingInfo() override = default;
105
106 void accept(Visitor& visitor) const override;
107
108 LIEF_API friend
109 std::ostream& operator<<(std::ostream& os, const DyldBindingInfo& info) {
110 os << static_cast<const BindingInfo&>(info);
111 return os;
112 }
113
114 private:
115 CLASS class_ = CLASS::STANDARD;
116 TYPE binding_type_ = TYPE::POINTER;
117 bool is_non_weak_definition_ = false;
118 uint64_t offset_ = 0;
119};
120
123
124}
125}
126#endif
TYPES
Definition BindingInfo.hpp:45
@ DYLD_INFO
Definition BindingInfo.hpp:47
virtual uint64_t address() const
Address of the binding.
Definition BindingInfo.hpp:105
int64_t addend() const
Value added to the segment's virtual address when bound.
Definition BindingInfo.hpp:122
uint64_t original_offset() const
Original relative offset of the binding opcodes.
Definition DyldBindingInfo.hpp:92
static bool classof(const BindingInfo *info)
Definition DyldBindingInfo.hpp:100
void accept(Visitor &visitor) const override
DyldBindingInfo & operator=(DyldBindingInfo &&) noexcept=default
void swap(DyldBindingInfo &other) noexcept
CLASS binding_class() const
Class of the binding (weak, lazy, ...).
Definition DyldBindingInfo.hpp:67
DyldBindingInfo & operator=(const DyldBindingInfo &other)=default
friend class BinaryParser
Definition DyldBindingInfo.hpp:35
DyldBindingInfo(const DyldBindingInfo &other)=default
DyldBindingInfo(CLASS cls, TYPE type, uint64_t address, int64_t addend=0, int32_t oridnal=0, bool is_weak=false, bool is_non_weak_definition=false, uint64_t offset=0)
friend std::ostream & operator<<(std::ostream &os, const DyldBindingInfo &info)
Definition DyldBindingInfo.hpp:109
void binding_type(TYPE type)
Definition DyldBindingInfo.hpp:79
CLASS
Definition DyldBindingInfo.hpp:38
@ THREADED
Definition DyldBindingInfo.hpp:42
@ WEAK
Definition DyldBindingInfo.hpp:39
@ LAZY
Definition DyldBindingInfo.hpp:40
@ STANDARD
Definition DyldBindingInfo.hpp:41
~DyldBindingInfo() override=default
BindingInfo::TYPES type() const override
The type of the binding. This type provides the origin of the binding (LC_DYLD_INFO or LC_DYLD_CHAINE...
Definition DyldBindingInfo.hpp:96
bool is_non_weak_definition() const
Definition DyldBindingInfo.hpp:83
TYPE
Definition DyldBindingInfo.hpp:45
@ TEXT_PCREL32
Definition DyldBindingInfo.hpp:48
@ POINTER
Definition DyldBindingInfo.hpp:46
@ TEXT_ABSOLUTE32
Definition DyldBindingInfo.hpp:47
void set_non_weak_definition(bool val)
Definition DyldBindingInfo.hpp:87
void binding_class(CLASS bind_class)
Definition DyldBindingInfo.hpp:70
TYPE binding_type() const
Type of the binding. Most of the times it's TYPE::POINTER.
Definition DyldBindingInfo.hpp:75
Definition Visitor.hpp:210
Namespace related to the LIEF's Mach-O module.
Definition Abstract/Header.hpp:36
const char * to_string(BuildToolVersion::TOOLS tool)
LIEF namespace.
Definition Abstract/Binary.hpp:40
#define LIEF_API
Definition visibility.h:41