darling/mach-o.h
Shinichiro Hamaji 5f72aa14f0 Support weak binds
Now clang plugin works.
This might be slow, may need check.
2011-04-11 07:48:54 +09:00

125 lines
3.2 KiB
C++

// Copyright 2011 Shinichiro Hamaji. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY Shinichiro Hamaji ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Shinichiro Hamaji OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE.
#ifndef MACH_O_H_
#define MACH_O_H_
#include <stdint.h>
#include <string>
#include <vector>
#include "mach-o/loader.h"
using namespace std;
class MachO {
public:
struct Rebase {
uint64_t vmaddr;
uint8_t type;
};
struct Bind {
uint64_t vmaddr;
const char* name;
int64_t addend;
uint8_t type;
uint8_t ordinal;
bool is_weak;
};
struct Export {
string name;
uint64_t addr;
uint32_t flag;
};
struct Symbol {
string name;
uint64_t addr;
};
static MachO* read(const char* path, const char* arch,
bool need_exports = true);
virtual ~MachO() {}
const string& filename() const { return filename_; }
const vector<segment_command_64*>& segments64() const {
return segments64_;
}
const vector<segment_command*>& segments() const {
return segments_;
}
const vector<const char*>& dylibs() const { return dylibs_; }
const vector<Rebase*>& rebases() const { return rebases_; }
const vector<Bind*>& binds() const { return binds_; }
const vector<Export>& exports() const { return exports_; }
const vector<Symbol>& symbols() const { return symbols_; }
const char* base() const { return base_; }
uint64_t entry() const { return entry_; }
const vector<uint64_t>& init_funcs() const { return init_funcs_; }
uint64_t dyld_data() const { return dyld_data_; }
bool is64() const { return is64_; }
int fd() const { return fd_; }
size_t offset() const { return offset_; }
protected:
string filename_;
vector<segment_command_64*> segments64_;
vector<segment_command*> segments_;
vector<const char*> dylibs_;
vector<Rebase*> rebases_;
vector<Bind*> binds_;
vector<Export> exports_;
vector<Symbol> symbols_;
const char* base_;
uint64_t entry_;
vector<uint64_t> init_funcs_;
uint64_t dyld_data_;
bool is64_;
int ptrsize_;
int fd_;
size_t offset_;
};
#endif // MACH_O_H_