// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.

#ifndef tools_pointer
#define tools_pointer

//WARNING : touchy

//NOTE : on 32 or 64 bits machine, a pointer matches an unsigned long.

#include "typedefs"
#include "snpf"

#include <string>

namespace tools {

inline bool to_pointer(const std::string& a_string,void*& a_value){
  unsigned long v = 0L;
  if(::sscanf(a_string.c_str(),"0x%lx",&v)!=1) {
    if(::sscanf(a_string.c_str(),"%lu",&v)!=1) {
      a_value = 0;
      return false;
    }
  }
  a_value = (void*)v;
  return true;
}

inline std::string p2s(void* a_value){
  char s[512];
  snpf(s,sizeof(s),"%lu",(unsigned long)a_value);
  return s;
}

inline std::string p2sx(void* a_value){
  char s[512];
  snpf(s,sizeof(s),"0x%lx",(unsigned long)a_value);
  return s;
}

inline std::string char_p2s(const char* a_value) {
  char s[512];
  snpf(s,sizeof(s),"%lu",(unsigned long)a_value);
  return std::string(s);
}

inline std::string long2s(const long a_value) {
  char s[512];
  snpf(s,sizeof(s),"%ld",a_value);
  return std::string(s);
}

}

#endif