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#ifndef MAPS_H__
#define MAPS_H__
#include <elf.h>
#include <string>
#include <vector>
#if defined(__x86_64__)
typedef Elf64_Addr Elf_Addr;
#elif defined(__i386__)
typedef Elf32_Addr Elf_Addr;
#else
#error Undefined target platform
#endif
namespace playground {
class Library;
class Maps {
friend class Library;
public:
Maps(int proc_self_maps);
~Maps() { }
protected:
// A map with all the libraries currently loaded into the application.
// The key is a unique combination of device number, inode number, and
// file name. It should be treated as opaque.
typedef std::map<std::string, Library> LibraryMap;
friend class Iterator;
class Iterator {
friend class Maps;
protected:
explicit Iterator(Maps* maps);
Iterator(Maps* maps, bool at_beginning, bool at_end);
Maps::LibraryMap::iterator& getIterator() const;
public:
Iterator begin();
Iterator end();
Iterator& operator++();
Iterator operator++(int i);
Library* operator*() const;
bool operator==(const Iterator& iter) const;
bool operator!=(const Iterator& iter) const;
std::string name() const;
protected:
mutable LibraryMap::iterator iter_;
Maps *maps_;
bool at_beginning_;
bool at_end_;
};
public:
typedef class Iterator const_iterator;
const_iterator begin() {
return begin_iter_;
}
const_iterator end() {
return end_iter_;
}
char* allocNearAddr(char *addr, size_t size, int prot) const;
char* vsyscall() const { return vsyscall_; }
protected:
const int proc_self_maps_;
const Iterator begin_iter_;
const Iterator end_iter_;
LibraryMap libs_;
char* vsyscall_;
};
} // namespace
#endif // MAPS_H__
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