1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/* Copyright 2017 R. Thomas
* Copyright 2017 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.
*/
#include <algorithm>
#include <string>
#include <sstream>
#include "LIEF/MachO/hash.hpp"
#include "LIEF/MachO/DynamicSymbolCommand.hpp"
#include "pyMachO.hpp"
namespace LIEF {
namespace MachO {
template<class T>
using getter_t = T (DynamicSymbolCommand::*)(void) const;
template<class T>
using setter_t = void (DynamicSymbolCommand::*)(T);
template<class T>
using no_const_getter = T (DynamicSymbolCommand::*)(void);
template<>
void create<DynamicSymbolCommand>(py::module& m) {
py::class_<DynamicSymbolCommand, LoadCommand>(m, "DynamicSymbolCommand")
.def_property("idx_local_symbol",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::idx_local_symbol),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::idx_local_symbol),
"Index of the first symbol in the group of local symbols."
)
.def_property("nb_local_symbols",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_local_symbols),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_local_symbols),
"Number of symbols in the group of local symbols."
)
.def_property("idx_external_define_symbol",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::idx_external_define_symbol),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::idx_external_define_symbol),
"Index of the first symbol in the group of defined external symbols."
)
.def_property("nb_external_define_symbols",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_define_symbols),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_define_symbols),
"Number of symbols in the group of defined external symbols."
)
.def_property("idx_undefined_symbol",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::idx_undefined_symbol),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::idx_undefined_symbol),
"Index of the first symbol in the group of undefined external symbols."
)
.def_property("nb_undefined_symbols",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_undefined_symbols),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_undefined_symbols),
"Number of symbols in the group of undefined external symbols."
)
.def_property("toc_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::toc_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::toc_offset),
"Byte offset from the start of the file to the table of contents data\n\n"
"Table of content is used by legacy Mach-O loader and this field should be set to 0"
)
.def_property("nb_toc",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_toc),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_toc),
"Number of entries in the table of contents\n\n"
"Should be set to 0 on recent Mach-O"
)
.def_property("module_table_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::module_table_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::module_table_offset),
"Byte offset from the start of the file to the module table data.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("nb_module_table",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_module_table),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_module_table),
"Number of entries in the module table..\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("external_reference_symbol_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::external_reference_symbol_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::external_reference_symbol_offset),
"Byte offset from the start of the file to the external reference table data.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("nb_external_reference_symbols",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_reference_symbols),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_reference_symbols),
"Number of entries in the external reference table\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("indirect_symbol_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::indirect_symbol_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::indirect_symbol_offset),
"Byte offset from the start of the file to the indirect symbol table data..\n\n"
"Indirect symbol table is used by the loader to speed-up symbol resolution during "
"the *lazy binding* process\n\n"
"References:\n\n"
"\t* ``dyld-519.2.1/src/ImageLoaderMachOCompressed.cpp``\n"
"\t* ``dyld-519.2.1/src/ImageLoaderMachOClassic.cpp``\n"
)
.def_property("nb_indirect_symbols",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_indirect_symbols),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_indirect_symbols),
"Number of entries in the indirect symbol table."
)
.def_property("external_relocation_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::external_relocation_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::external_relocation_offset),
"Byte offset from the start of the file to the module table data.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("nb_external_relocations",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_relocations),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_external_relocations),
"Number of entries in the external relocation table.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("local_relocation_offset",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::local_relocation_offset),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::local_relocation_offset),
"Byte offset from the start of the file to the local relocation table data.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def_property("nb_local_relocations",
static_cast<getter_t<uint32_t>>(&DynamicSymbolCommand::nb_local_relocations),
static_cast<setter_t<uint32_t>>(&DynamicSymbolCommand::nb_local_relocations),
"Number of entries in the local relocation table.\n\n"
"This field seems unused by recent Mach-O loader and should be set to 0"
)
.def("__eq__", &DynamicSymbolCommand::operator==)
.def("__ne__", &DynamicSymbolCommand::operator!=)
.def("__hash__",
[] (const DynamicSymbolCommand& cmd) {
return Hash::hash(cmd);
})
.def("__str__",
[] (const DynamicSymbolCommand& info)
{
std::ostringstream stream;
stream << info;
return stream.str();
});
}
}
}
|
