splitfields.c

/* splitfields.c
   
This file is part of a program that implements a Software-Defined Radio.

Copyright (C) 2004, 2005, 2006 by Frank Brickle, AB2KT and Bob McGwier, N4HY

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

The authors can be reached by email at

ab2kt@arrl.net
or
rwmcgwier@comcast.net

or by paper mail at

The DTTS Microwave Society
6 Kathleen Place
Bridgewater, NJ 08807
*/

#include <splitfields.h>

static char *_white = " \t\n";

SPLIT
newSPLIT(void)
{
    return ((SPLIT)safealloc(1, sizeof(splitfld), "splitfield"));
}

void
delSPLIT(SPLIT s)
{
    if(s) free((char *)s);
}

char*
F(SPLIT s, int i)
{
    return (s->f[i]);
}

char**
Fptr(SPLIT s, int i)
{
    return (&(s->f[i]));
}

int
NF(SPLIT s)
{
    return (s->n);
}

int
splitonto(SPLIT s, char *str, char *delim, char **fld, int fmx)
{
    int i = 0;
    char *p = strtok(str, delim);
    while(p)
    {
        fld[i] = p;
        if(++i >= fmx) break;
        p = strtok(0, delim);
    }
    return (i);
}

int
spliton(SPLIT s, char *str, char *delim)
{
    return (s->n = splitonto(s, str, delim, s->f, MAXFLD));
}

void
split(SPLIT s, char *str)
{
    spliton(s, str, _white);
}