path: root/src/webserver/parse.cpp

#include <stdlib.h>

char filtered_query[2000];
char rdata[500];
char param_n[500];
char param_d[500];

char *get_query (char *inquery)
{
    memset (filtered_query, 0x0, 2000);
    sscanf (inquery, "GET %s %[$]", filtered_query);
    return (filtered_query);
}

void web_send (int sockin, char *in_data)
{
    send (sockin, in_data, strlen (in_data), 0);
}

//THIS IS BAD CODE BE CAREFULL WITH IT!
//Watch out for buffer overflow...
//When using please make sure to check the string size.

//Also note:
//I take no pride in this code, it is a really bad way of doing this...
char *get_param (char in_string[500], char swhat[500])
{
    int  i = 0;
    int  marker, iswitch, pint, dint;
    char flux[500];
    memset (flux, 0x0, 500);

    //Get the path of out "page"
    if (swhat == 0)
    {
        //while i is not equal to array size
        while (i != 500)
        {
            //if there is a question mark, halt!
            if (in_string[i] == '?')
            {
                i = 499;
            }
            else
                rdata[i] = in_string[i];

            i++;
        }
        return rdata;
    }
    else                        //so, we want a param...
    {
        //calculate where param begins
        while (i != 500)
        {
            if (in_string[i] == '?')
            {
                marker = i + 1;
                i = 499;
            }
            i++;
        }

        i = 0;

        //keep morons from trying to crash this
        if ((marker > 500) || (marker < 1))
            marker = 500;

        while (marker != 500)
        {
            if ((in_string[marker] != '&') && (in_string[marker] != '\0'))
            {
                flux[i] = in_string[marker];
                i++;
            }
            else
            {

                //we have a param, now we must dig through it

                //clear temp vars
                memset (param_n, 0x0, 500);
                memset (param_d, 0x0, 500);
                iswitch = 0;
                pint = 0;
                dint = 0;
                i = 0;

                //split result into param_n and param_d
                while (i != 500)
                {
                    if ((flux[i] != '=') && (flux[i] != '\0'))
                    {
                        if (iswitch == 0)
                        {
                            param_n[pint] = flux[i];
                            pint++;
                        }
                        else
                        {
                            param_d[dint] = flux[i];
                            dint++;
                        }
                    }
                    else
                    {
                        iswitch = 1;
                    }
                    if (flux[i] == '\0')
                        i = 499;

                    i++;
                }

                if (strcmp (param_n, swhat) == 0)
                {
                    return param_d;
                }

                i = 0;
            }

            if (in_string[marker] == '\0')
            {
                marker = 499;
            }
            marker++;
        }
        return 0;
    }
}