lib/filters/putfilter.c

	putfilter.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*  Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/*    All Rights Reserved   */


#ident  "%Z%%M% %I% %E% SMI"    /* SVr4.0 1.9   */
/* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */

#include "errno.h"
#include "string.h"
#include "stdlib.h"

#include "lp.h"
#include "filters.h"

/**
 ** putfilter() - PUT FILTER INTO FILTER TABLE
 **/

int
#if defined(__STDC__)
putfilter (
    char *          name,
    FILTER *        flbufp
)
#else
putfilter (name, flbufp)
    char            *name;
    FILTER          *flbufp;
#endif
{
    _FILTER         _flbuf;

    register _FILTER    *pf;


    if (!name || !*name) {
        errno = EINVAL;
        return (-1);
    }

    if (STREQU(NAME_ALL, name)) {
        errno = EINVAL;
        return (-1);
    }

    _flbuf.name = Strdup(name);
    _flbuf.command = (flbufp->command? Strdup(flbufp->command) : 0);
    _flbuf.type = flbufp->type;
    _flbuf.printer_types = sl_to_typel(flbufp->printer_types);
    _flbuf.printers = duplist(flbufp->printers);
    _flbuf.input_types = sl_to_typel(flbufp->input_types);
    _flbuf.output_types = sl_to_typel(flbufp->output_types);
    if (!flbufp->templates)
        _flbuf.templates = 0;
    else if (!(_flbuf.templates = sl_to_templatel(flbufp->templates))) {
        free_filter (&_flbuf);
        errno = EBADF;
        return (-1);
    }

    if (!filters && get_and_load() == -1 && errno != ENOENT) {
        free_filter (&_flbuf);
        return (-1);
    }

    if (filters) {

        if ((pf = search_filter(name)))
            free_filter (pf);
        else {
            nfilters++;
            filters = (_FILTER *)Realloc(
                (char *)filters,
                (nfilters + 1) * sizeof(_FILTER)
            );
            if (!filters) {
                free_filter (&_flbuf);
                errno = ENOMEM;
                return (-1);
            }
            filters[nfilters].name = 0;
            pf = filters + nfilters - 1;
        }

    } else {

        nfilters = 1;
        pf = filters = (_FILTER *)Malloc(
            (nfilters + 1) * sizeof(_FILTER)
        );
        if (!filters) {
            free_filter (&_flbuf);
            errno = ENOMEM;
            return (-1);
        }
        filters[nfilters].name = 0;

    }

    *pf = _flbuf;

    return (dumpfilters((char *)0));
}