root/trunk/ElephantDebugApi/dmd_specifics.cpp

#include "dmd_specifics.h"

bool isMangled( string& buf ) {
    if ( buf.substr(0,2)  == "_D" ) {
        buf = buf.substr(2 );
        return true;
    }
    return false;
}

int readNumber (string& buf ) {
        
        if ( !isdigit(buf[0 ] ) ) return -1; //return error if not a digit
        
        int n = 0, i = 0;
        while ( isdigit(buf[i]) && i < buf.length() ) {         
            n = 10 * n + (buf[i++] - '0');
        }
        buf = buf.substr(i);
        return n;
}

string readString(int number, string& buf ) {
    string ret = buf.substr(0,number );
    buf = buf.substr(number);
    return ret;
}
    


void demangle(const string& sym, string& moduleName, string& className, string& functionName ) {
    string buf = sym;       
        
        
    if ( buf.length() < 2 ) {
        return;
    }
    else 
    {
        if ( isMangled (buf) ) { // if its a mangled name, demangle it

            string cname = "";          
            int modSize = readNumber(buf);
            moduleName = readString(modSize,buf);

            int num = 0;
            num = readNumber(buf);


            string temp = readString(num,buf);      
            num = readNumber(buf);
            if ( num == -1 ) { // then its not part of class, no class name
                className = "";
                functionName = temp;            
            }
            else {
                cname = temp;
                while ( num  != -1 ) {
                    temp = readString(num,buf);         
                    cname += "." + temp;            
                    num = readNumber(buf);
                }
            
                className = cname.substr(0,cname.length() - ( temp.length() + 1 ) );
                //cname[0 .. cname.length - (temp.length + 1)];
                functionName = temp;
            
            }

            
        }
        else {
            return;
        }
        
        
    }   



}