Gabriele Cosmo
100 lines
2.3 KiB
Plaintext
100 lines
2.3 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_pointer
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#define tools_pointer
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//WARNING : touchy
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#include "snpf"
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#include <string>
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namespace tools {
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inline bool to_pointer(const std::string& a_string,void*& a_value){
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if(sizeof(unsigned long)==sizeof(void*)) { //majority of cases.
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unsigned long v = 0L;
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if(::sscanf(a_string.c_str(),"0x%lx",&v)!=1) {
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if(::sscanf(a_string.c_str(),"%lu",&v)!=1) {
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a_value = 0;
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return false;
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}
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}
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a_value = (void*)v;
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return true;
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} else if(sizeof(unsigned long long)==sizeof(void*)) { //but not on my Windows-8/64bits !
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unsigned long long v = 0L;
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if(::sscanf(a_string.c_str(),"0x%llx",&v)!=1) {
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if(::sscanf(a_string.c_str(),"%llu",&v)!=1) {
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a_value = 0;
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return false;
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}
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}
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a_value = (void*)v;
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return true;
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}
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a_value = 0;
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return false;
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}
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inline bool p2s(const void* a_value,std::string& a_s){
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char s[512];
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if(sizeof(unsigned long)==sizeof(void*)) { //majority of cases.
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snpf(s,sizeof(s),"%lu",(unsigned long)a_value);
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a_s = s;
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return true;
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} else if(sizeof(unsigned long long)==sizeof(void*)) { //but not on my Windows-8/64bits !
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snpf(s,sizeof(s),"%llu",(unsigned long long)a_value);
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a_s = s;
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return true;
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}
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a_s.clear();
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return false;
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}
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inline bool p2sx(const void* a_value,std::string& a_s){
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char s[512];
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if(sizeof(unsigned long)==sizeof(void*)) { //majority of cases.
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snpf(s,sizeof(s),"0x%lx",(unsigned long)a_value);
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a_s = s;
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return true;
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} else if(sizeof(unsigned long long)==sizeof(void*)) { //but not on my Windows-8/64bits !
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snpf(s,sizeof(s),"0x%llx",(unsigned long long)a_value);
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a_s = s;
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return true;
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}
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a_s.clear();
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return false;
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}
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/*
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inline std::string p2s(const void* a_value){
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char s[512];
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snpf(s,sizeof(s),"%lu",(unsigned long)a_value);
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return s;
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}
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inline std::string p2sx(const void* a_value){
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char s[512];
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snpf(s,sizeof(s),"0x%lx",(unsigned long)a_value);
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return s;
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}
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inline std::string char_p2s(const char* a_value) {
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char s[512];
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snpf(s,sizeof(s),"%lu",(unsigned long)a_value);
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return std::string(s);
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}
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inline std::string long2s(const long a_value) {
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char s[512];
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snpf(s,sizeof(s),"%ld",a_value);
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return std::string(s);
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}
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*/
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}
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#endif
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