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/*
* 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) 2001 by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* This module contains the glue functions necessary for gluing in
* the selected public module API into the private API.
*/
#include <stdlib.h>
#include <string.h>
#include <dhcp_svc_public.h>
/*
* Allocate a dt_rec_t structure. Argument values are copied and set
* to the respective fields within the allocated dt_rec_t structure.
* Caller is should free structure using free_dtrec().
*/
dt_rec_t *
alloc_dtrec(const char *key, char type, const char *value)
{
dt_rec_t *retval = malloc(sizeof (dt_rec_t));
if (key == NULL || value == NULL || retval == NULL) {
free(retval);
return (NULL);
}
(void) strlcpy(retval->dt_key, key, sizeof (retval->dt_key));
retval->dt_sig = 0;
retval->dt_type = type;
retval->dt_value = strdup(value);
if (retval->dt_value == NULL) {
free(retval);
return (NULL);
}
return (retval);
}
/*
* Allocate a dn_rec_t structure. Argument values are copied and set
* to the respective fields within the allocated dn_rec_t structure.
*/
dn_rec_t *
alloc_dnrec(const uchar_t *cid, uchar_t cid_len, uchar_t flags,
struct in_addr cip, struct in_addr sip, lease_t lease, const char *macro,
const char *comment)
{
dn_rec_t *retval = malloc(sizeof (dn_rec_t));
if (cid == NULL || retval == NULL) {
free(retval);
return (NULL);
}
retval->dn_cid_len = cid_len;
retval->dn_flags = flags;
retval->dn_cip = cip;
retval->dn_sip = sip;
retval->dn_lease = lease;
retval->dn_macro[0] = '\0';
retval->dn_comment[0] = '\0';
retval->dn_sig = 0;
(void) memcpy(retval->dn_cid, cid, cid_len);
if (macro != NULL)
(void) strlcpy(retval->dn_macro, macro,
sizeof (retval->dn_macro));
if (comment != NULL)
(void) strlcpy(retval->dn_comment, comment,
sizeof (retval->dn_comment));
return (retval);
}
/*
* Prepend a dt_rec_t to a dt_rec_list_t; if `listp' is NULL, then
* the list is created.
*/
dt_rec_list_t *
add_dtrec_to_list(dt_rec_t *entryp, dt_rec_list_t *listp)
{
dt_rec_list_t *retval = malloc(sizeof (dt_rec_list_t));
if (entryp == NULL || retval == NULL) {
free(retval);
return (NULL);
}
retval->dtl_next = listp;
retval->dtl_rec = entryp;
return (retval);
}
/*
* Prepend a dn_rec_t to a dn_rec_list_t; if `listp' is NULL, then
* the list is created.
*/
dn_rec_list_t *
add_dnrec_to_list(dn_rec_t *entryp, dn_rec_list_t *listp)
{
dn_rec_list_t *retval = malloc(sizeof (dn_rec_list_t));
if (entryp == NULL || retval == NULL) {
free(retval);
return (NULL);
}
retval->dnl_next = listp;
retval->dnl_rec = entryp;
return (retval);
}
/*
* Free all elements of dtp, as well as the dt_rec_t structure itself.
*/
void
free_dtrec(dt_rec_t *dtp)
{
if (dtp != NULL) {
free(dtp->dt_value);
free(dtp);
}
}
/*
* Free a list of dt_rec_t's
*/
void
free_dtrec_list(dt_rec_list_t *dtlp)
{
dt_rec_list_t *next;
for (; dtlp != NULL; dtlp = next) {
free_dtrec(dtlp->dtl_rec);
next = dtlp->dtl_next;
free(dtlp);
}
}
/*
* Free the dn_rec_t structure.
*/
void
free_dnrec(dn_rec_t *dnp)
{
free(dnp);
}
/*
* Free a list of dn_rec_t's
*/
void
free_dnrec_list(dn_rec_list_t *dnlp)
{
dn_rec_list_t *next;
for (; dnlp != NULL; dnlp = next) {
free_dnrec(dnlp->dnl_rec);
next = dnlp->dnl_next;
free(dnlp);
}
}
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