LIEF: Library to Instrument Executable Formats Version 0.17.0
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BigObjHeader.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_BIGOBJ_HEADER_H
17#define LIEF_COFF_BIGOBJ_HEADER_H
18#include <cstdint>
19#include <array>
20
21#include "LIEF/COFF/Header.hpp"
22
23#include "LIEF/visibility.h"
24#include "LIEF/span.hpp"
25
26namespace LIEF {
27namespace COFF {
28class LIEF_API BigObjHeader : public Header {
35 public:
36 static constexpr auto UUID_SZ = 16;
38 Header(KIND::BIGOBJ)
39 {}
40
41 static std::unique_ptr<BigObjHeader> create(BinaryStream& stream);
42
43 BigObjHeader& operator=(const BigObjHeader&) = default;
44 BigObjHeader(const BigObjHeader&) = default;
45
46 BigObjHeader& operator=(BigObjHeader&&) = default;
47 BigObjHeader(BigObjHeader&&) = default;
48
49 std::unique_ptr<Header> clone() const override {
50 return std::unique_ptr<Header>(new BigObjHeader(*this));
51 }
52 uint16_t version() const {
55 return version_;
56 }
57 span<const uint8_t> uuid() const {
60 return uuid_;
61 }
62 uint32_t sizeof_data() const {
65 return sizeof_data_;
66 }
67 uint32_t flags() const {
70 return flags_;
71 }
72 uint32_t metadata_size() const {
75 return metadata_size_;
76 }
77 uint32_t metadata_offset() const {
80 return metadata_offset_;
81 }
82
83 void version(uint16_t value) {
84 version_ = value;
85 }
86
87 void sizeof_data(uint32_t value) {
88 sizeof_data_ = value;
89 }
90
91 void flags(uint32_t value) {
92 flags_ = value;
93 }
94
95 void metadata_size(uint32_t value) {
96 metadata_size_ = value;
97 }
98
99 void metadata_offset(uint32_t value) {
100 metadata_offset_ = value;
101 }
102
103 static bool classof(const Header* header) {
104 return header->kind() == Header::KIND::BIGOBJ;
105 }
106
107 ~BigObjHeader() override = default;
108
109 std::string to_string() const override;
110
111 protected:
112 uint16_t version_ = 0;
113 std::array<uint8_t, UUID_SZ> uuid_ = {};
114
115 uint32_t sizeof_data_ = 0;
116 uint32_t flags_ = 0;
117 uint32_t metadata_size_ = 0;
118 uint32_t metadata_offset_ = 0;
119};
120
121}
122}
123#endif
Header.hpp
LIEF::COFF::BigObjHeader
This class represents the header for a COFF object compiled with /bigobj support (i....
Definition BigObjHeader.hpp:34
LIEF::COFF::BigObjHeader::metadata_size
uint32_t metadata_size() const
Size of CLR metadata.
Definition BigObjHeader.hpp:74
LIEF::COFF::BigObjHeader::flags
void flags(uint32_t value)
Definition BigObjHeader.hpp:91
LIEF::COFF::BigObjHeader::flags
uint32_t flags() const
1 means that it contains metadata
Definition BigObjHeader.hpp:69
LIEF::COFF::BigObjHeader::create
static std::unique_ptr< BigObjHeader > create(BinaryStream &stream)
LIEF::COFF::BigObjHeader::sizeof_data
uint32_t sizeof_data() const
Size of data that follows the header.
Definition BigObjHeader.hpp:64
LIEF::COFF::BigObjHeader::BigObjHeader
BigObjHeader()
Definition BigObjHeader.hpp:37
LIEF::COFF::BigObjHeader::version
void version(uint16_t value)
Definition BigObjHeader.hpp:83
LIEF::COFF::BigObjHeader::to_string
std::string to_string() const override
LIEF::COFF::BigObjHeader::clone
std::unique_ptr< Header > clone() const override
Definition BigObjHeader.hpp:49
LIEF::COFF::BigObjHeader::sizeof_data
void sizeof_data(uint32_t value)
Definition BigObjHeader.hpp:87
LIEF::COFF::BigObjHeader::metadata_size
void metadata_size(uint32_t value)
Definition BigObjHeader.hpp:95
LIEF::COFF::BigObjHeader::classof
static bool classof(const Header *header)
Definition BigObjHeader.hpp:103
LIEF::COFF::BigObjHeader::uuid
span< const uint8_t > uuid() const
Originally named ClassID, this uuid should match: {D1BAA1C7-BAEE-4ba9-AF20-FAF66AA4DCB8}
Definition BigObjHeader.hpp:59
LIEF::COFF::BigObjHeader::metadata_offset
void metadata_offset(uint32_t value)
Definition BigObjHeader.hpp:99
LIEF::COFF::BigObjHeader::operator=
BigObjHeader & operator=(BigObjHeader &&)=default
LIEF::COFF::BigObjHeader::operator=
BigObjHeader & operator=(const BigObjHeader &)=default
LIEF::COFF::BigObjHeader::BigObjHeader
BigObjHeader(BigObjHeader &&)=default
LIEF::COFF::BigObjHeader::BigObjHeader
BigObjHeader(const BigObjHeader &)=default
LIEF::COFF::BigObjHeader::metadata_offset
uint32_t metadata_offset() const
Offset of CLR metadata.
Definition BigObjHeader.hpp:79
LIEF::COFF::BigObjHeader::~BigObjHeader
~BigObjHeader() override=default
LIEF::COFF::BigObjHeader::version
uint16_t version() const
The version of this header which must be >= 2.
Definition BigObjHeader.hpp:54
LIEF::COFF::Header
Class that represents the COFF header. It is subclassed by LIEF::COFF::RegularHeader and LIEF::COFF::...
Definition COFF/Header.hpp:33
LIEF::COFF::Header::kind
KIND kind() const
The type of this header: whether it is regular or using the /bigobj format.
Definition COFF/Header.hpp:64
LIEF::COFF
Definition AuxiliarySymbol.hpp:29
LIEF
LIEF namespace.
Definition Abstract/Binary.hpp:39
span.hpp
visibility.h
LIEF_API
#define LIEF_API
Definition visibility.h:41