Subversion Repositories planix.SVN

#include <u.h>
#include <ctype.h>

/*
 *  return ndb attribute type of an ip name
 */
char*
ipattr(char *name)
{
        char *p, c;
        int dot = 0;
        int alpha = 0;
        int colon = 0;
        int hex = 0;

        for(p = name; *p; p++){
                c = *p;
                if(isdigit(c))
                        continue;
                if(isxdigit(c))
                        hex = 1;
                else if(isalpha(c) || c == '-')
                        alpha = 1;
                else if(c == '.')
                        dot = 1;
                else if(c == ':')
                        colon = 1;
                else
                        return "sys";
        }

        if(alpha){
                if(dot)
                        return "dom";
                else
                        return "sys";
        }

        if(colon)
                return "ip";    /* ip v6 */

        if(dot && !hex)
                return "ip";
        else
                return "sys";
}