source: branches/samba-3.5.x/lib/util/parmlist.c

/* 
 *  Unix SMB/CIFS implementation.
 *  Copyright (C) Jelmer Vernooij                       2009
 *  
 *  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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "includes.h"
#include "../lib/util/dlinklist.h"
#include "../lib/util/parmlist.h"

struct parmlist_entry *parmlist_get(struct parmlist *ctx, const char *name)
{
        struct parmlist_entry *e;
        for (e = ctx->entries; e; e = e->next) {
                if (strcasecmp(e->key, name) == 0)
                        return e;
        }

        return NULL;
}

int parmlist_get_int(struct parmlist *ctx, const char *name, int default_v)
{
        struct parmlist_entry *p = parmlist_get(ctx, name);

        if (p != NULL)
                return strtol(p->value, NULL, 0); 

        return default_v;
}

bool parmlist_get_bool(struct parmlist *ctx, const char *name, bool default_v)
{
        struct parmlist_entry *p = parmlist_get(ctx, name);
        bool ret;

        if (p == NULL)
                return default_v;

        if (!set_boolean(p->value, &ret)) {
                DEBUG(0,("lp_bool(%s): value is not boolean!\n", p->value));
                return default_v;
        }

        return ret;
}

const char *parmlist_get_string(struct parmlist *ctx, const char *name, 
                                                                const char *default_v)
{
        struct parmlist_entry *p = parmlist_get(ctx, name);

        if (p == NULL)
                return default_v;

        return p->value;
}

const char **parmlist_get_string_list(struct parmlist *ctx, const char *name, 
                                                                          const char *separator)
{
        struct parmlist_entry *p = parmlist_get(ctx, name);

        if (p == NULL)
                return NULL;

        return (const char **)str_list_make(ctx, p->value, separator);
}

static struct parmlist_entry *parmlist_get_add(struct parmlist *ctx, const char *name)
{
        struct parmlist_entry *e = parmlist_get(ctx, name);

        if (e != NULL)
                return e;

        e = talloc(ctx, struct parmlist_entry);
        if (e == NULL)
                return NULL;
        e->key = talloc_strdup(e, name);
        DLIST_ADD(ctx->entries, e);
        return e;
}

int parmlist_set_string(struct parmlist *ctx, const char *name, 
                                                const char *value)
{
        struct parmlist_entry *e = parmlist_get_add(ctx, name);
        if (e == NULL)
                return -1;

        e->value = talloc_strdup(e, value);
        return 0;
}