LIEF: Library to Instrument Executable Formats Version 0.17.0
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AuxiliaryWeakExternal.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_COFF_AUXILIARY_WEAK_EXTERNAL_H
17#define LIEF_COFF_AUXILIARY_WEAK_EXTERNAL_H
18
19#include <memory>
20#include <cassert>
21
22#include "LIEF/visibility.h"
24
25namespace LIEF {
26
27namespace COFF {
28
43 public:
53
54 LIEF_LOCAL static std::unique_ptr<AuxiliaryWeakExternal>
55 parse(const std::vector<uint8_t>& payload);
56
60
62 std::vector<uint8_t> padding) :
64 sym_idx_(sym_idx),
65 characteristics_(characteristics),
66 padding_(std::move(padding))
67 {
68 assert(padding_.size() == 10);
69 }
70
73
76
77 std::unique_ptr<AuxiliarySymbol> clone() const override {
78 return std::unique_ptr<AuxiliaryWeakExternal>(new AuxiliaryWeakExternal{*this});
79 }
80
83 uint32_t sym_idx() const {
84 return sym_idx_;
85 }
86
88 return (CHARACTERISTICS)characteristics_;
89 }
90
92 return padding_;
93 }
94
95 std::string to_string() const override;
96
97 static bool classof(const AuxiliarySymbol* sym) {
99 }
100
101 ~AuxiliaryWeakExternal() override = default;
102
103 private:
104 uint32_t sym_idx_ = 0;
105 uint32_t characteristics_ = 0;
106 std::vector<uint8_t> padding_;
107};
108
110
111}
112}
113#endif
span< const uint8_t > payload() const
For unknown type only, return the raw representation of this symbol.
Definition AuxiliarySymbol.hpp:83
TYPE type() const
Definition AuxiliarySymbol.hpp:78
TYPE
Type discriminator for the subclasses.
Definition AuxiliarySymbol.hpp:57
@ WEAK_EXTERNAL
Auxiliary Format 3: Weak Externals from the PE-COFF documentation.
Definition AuxiliarySymbol.hpp:65
span< const uint8_t > padding() const
Definition AuxiliaryWeakExternal.hpp:91
CHARACTERISTICS
Definition AuxiliaryWeakExternal.hpp:44
@ SEARCH_ALIAS
sym1 is an alias for sym2
Definition AuxiliaryWeakExternal.hpp:50
@ SEARCH_LIBRARY
A library search for sym1 should be performed.
Definition AuxiliaryWeakExternal.hpp:48
@ ANTI_DEPENDENCY
Definition AuxiliaryWeakExternal.hpp:51
@ SEARCH_NOLIBRARY
No library search for sym1 should be performed.
Definition AuxiliaryWeakExternal.hpp:46
std::string to_string() const override
static bool classof(const AuxiliarySymbol *sym)
Definition AuxiliaryWeakExternal.hpp:97
AuxiliaryWeakExternal(uint32_t sym_idx, uint32_t characteristics, std::vector< uint8_t > padding)
Definition AuxiliaryWeakExternal.hpp:61
AuxiliaryWeakExternal(AuxiliaryWeakExternal &&)=default
AuxiliaryWeakExternal(const AuxiliaryWeakExternal &)=default
uint32_t sym_idx() const
The symbol-table index of sym2, the symbol to be linked if sym1 is not found.
Definition AuxiliaryWeakExternal.hpp:83
std::unique_ptr< AuxiliarySymbol > clone() const override
Definition AuxiliaryWeakExternal.hpp:77
AuxiliaryWeakExternal & operator=(const AuxiliaryWeakExternal &)=default
static std::unique_ptr< AuxiliaryWeakExternal > parse(const std::vector< uint8_t > &payload)
AuxiliaryWeakExternal & operator=(AuxiliaryWeakExternal &&)=default
CHARACTERISTICS characteristics() const
Definition AuxiliaryWeakExternal.hpp:87
AuxiliaryWeakExternal()
Definition AuxiliaryWeakExternal.hpp:57
~AuxiliaryWeakExternal() override=default
Definition AuxiliarySymbol.hpp:29
const char * to_string(AuxiliarySectionDefinition::COMDAT_SELECTION e)
LIEF namespace.
Definition Abstract/Binary.hpp:40
tcb::span< ElementType, Extent > span
Definition span.hpp:22
#define LIEF_API
Definition visibility.h:41
#define LIEF_LOCAL
Definition visibility.h:42