bool Hex2Num(const string &Str,unsigned char *Num,unsigned int Length);
bool TokSplitString(char Tok,char *Input,char **List,
unsigned long ListMax);
+vector<string> ExplodeString(string const &haystack, char const &split=',');
void ioprintf(ostream &out,const char *format,...) APT_FORMAT2;
void strprintf(string &out,const char *format,...) APT_FORMAT2;
char *safe_snprintf(char *Buffer,char *End,const char *Format,...) APT_FORMAT3;