298 lines
9.0 KiB
C
298 lines
9.0 KiB
C
/* remote.c
|
|
|
|
The dhcpctl remote object. */
|
|
|
|
/*
|
|
* Copyright (c) 1999-2000 Internet Software Consortium.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of The Internet Software Consortium nor the names
|
|
* of its contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
|
|
* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* This software has been written for the Internet Software Consortium
|
|
* by Ted Lemon in cooperation with Vixie Enterprises and Nominum, Inc.
|
|
* To learn more about the Internet Software Consortium, see
|
|
* ``http://www.isc.org/''. To learn more about Vixie Enterprises,
|
|
* see ``http://www.vix.com''. To learn more about Nominum, Inc., see
|
|
* ``http://www.nominum.com''.
|
|
*/
|
|
|
|
#include <omapip/omapip_p.h>
|
|
#include "dhcpctl.h"
|
|
|
|
/* dhcpctl_new_object
|
|
|
|
synchronous - creates a local handle for a host entry.
|
|
returns nonzero status code if the local host entry couldn't
|
|
be created
|
|
stores handle to host through h if successful, and returns zero.
|
|
object_type is a pointer to a NUL-terminated string containing
|
|
the ascii name of the type of object being accessed - e.g., "host" */
|
|
|
|
dhcpctl_status dhcpctl_new_object (dhcpctl_handle *h,
|
|
dhcpctl_handle connection,
|
|
const char *object_type)
|
|
{
|
|
dhcpctl_remote_object_t *m;
|
|
omapi_object_t *g;
|
|
isc_result_t status;
|
|
|
|
m = dmalloc (sizeof *m, MDL);
|
|
if (!m)
|
|
return ISC_R_NOMEMORY;
|
|
memset (m, 0, sizeof *m);
|
|
m -> type = dhcpctl_remote_type;
|
|
m -> refcnt = 1;
|
|
rc_register_mdl (&m, m, m -> refcnt);
|
|
|
|
g = (omapi_object_t *)0;
|
|
status = omapi_generic_new (&g, MDL);
|
|
if (status != ISC_R_SUCCESS) {
|
|
dfree (m, MDL);
|
|
return status;
|
|
}
|
|
status = omapi_object_reference (&m -> inner, g, MDL);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference ((omapi_object_t **)&m, MDL);
|
|
omapi_object_dereference (&g, MDL);
|
|
return status;
|
|
}
|
|
status = omapi_object_reference (&g -> outer,
|
|
(omapi_object_t *)m, MDL);
|
|
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference ((omapi_object_t **)&m, MDL);
|
|
omapi_object_dereference (&g, MDL);
|
|
return status;
|
|
}
|
|
|
|
status = omapi_typed_data_new (MDL, &m -> rtype,
|
|
omapi_datatype_string,
|
|
object_type);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference ((omapi_object_t **)&m, MDL);
|
|
omapi_object_dereference (&g, MDL);
|
|
return status;
|
|
}
|
|
|
|
status = omapi_object_reference (h, (omapi_object_t *)m, MDL);
|
|
omapi_object_dereference ((omapi_object_t **)&m, MDL);
|
|
omapi_object_dereference (&g, MDL);
|
|
if (status != ISC_R_SUCCESS)
|
|
return status;
|
|
|
|
return status;
|
|
}
|
|
|
|
/* asynchronous - just queues the request
|
|
returns nonzero status code if open couldn't be queued
|
|
returns zero if open was queued
|
|
h is a handle to an object created by dhcpctl_new_object
|
|
connection is a connection to a DHCP server
|
|
flags include:
|
|
DHCPCTL_CREATE - if the object doesn't exist, create it
|
|
DHCPCTL_UPDATE - update the object on the server using the
|
|
attached parameters
|
|
DHCPCTL_EXCL - error if the object exists and DHCPCTL_CREATE
|
|
was also specified */
|
|
|
|
dhcpctl_status dhcpctl_open_object (dhcpctl_handle h,
|
|
dhcpctl_handle connection,
|
|
int flags)
|
|
{
|
|
isc_result_t status;
|
|
omapi_object_t *message = (omapi_object_t *)0;
|
|
dhcpctl_remote_object_t *remote;
|
|
|
|
if (h -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
remote = (dhcpctl_remote_object_t *)h;
|
|
|
|
status = omapi_message_new (&message, MDL);
|
|
if (status != ISC_R_SUCCESS)
|
|
return status;
|
|
status = omapi_set_int_value (message, (omapi_object_t *)0,
|
|
"op", OMAPI_OP_OPEN);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
status = omapi_set_object_value (message, (omapi_object_t *)0,
|
|
"object", h);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
if (flags & DHCPCTL_CREATE) {
|
|
status = omapi_set_boolean_value (message, (omapi_object_t *)0,
|
|
"create", 1);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
}
|
|
if (flags & DHCPCTL_UPDATE) {
|
|
status = omapi_set_boolean_value (message, (omapi_object_t *)0,
|
|
"update", 1);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
}
|
|
if (flags & DHCPCTL_EXCL) {
|
|
status = omapi_set_boolean_value (message, (omapi_object_t *)0,
|
|
"exclusive", 1);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
}
|
|
|
|
if (remote -> rtype) {
|
|
status = omapi_set_value_str (message, (omapi_object_t *)0,
|
|
"type", remote -> rtype);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
}
|
|
|
|
status = omapi_message_register (message);
|
|
if (status != ISC_R_SUCCESS) {
|
|
omapi_object_dereference (&message, MDL);
|
|
return status;
|
|
}
|
|
return omapi_protocol_send_message (connection -> outer,
|
|
(omapi_object_t *)0,
|
|
message, (omapi_object_t *)0);
|
|
}
|
|
|
|
/* Callback methods (not meant to be called directly) */
|
|
|
|
isc_result_t dhcpctl_remote_set_value (omapi_object_t *h,
|
|
omapi_object_t *id,
|
|
omapi_data_string_t *name,
|
|
omapi_typed_data_t *value)
|
|
{
|
|
dhcpctl_remote_object_t *ro;
|
|
unsigned long rh;
|
|
isc_result_t status;
|
|
|
|
if (h -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
ro = (dhcpctl_remote_object_t *)h;
|
|
|
|
if (!omapi_ds_strcmp (name, "remote-handle")) {
|
|
status = omapi_get_int_value (&rh, value);
|
|
if (status == ISC_R_SUCCESS)
|
|
ro -> remote_handle = rh;
|
|
return status;
|
|
}
|
|
|
|
if (h -> inner && h -> inner -> type -> set_value)
|
|
return (*(h -> inner -> type -> set_value))
|
|
(h -> inner, id, name, value);
|
|
return ISC_R_NOTFOUND;
|
|
}
|
|
|
|
isc_result_t dhcpctl_remote_get_value (omapi_object_t *h,
|
|
omapi_object_t *id,
|
|
omapi_data_string_t *name,
|
|
omapi_value_t **value)
|
|
{
|
|
if (h -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
|
|
if (h -> inner && h -> inner -> type -> get_value)
|
|
return (*(h -> inner -> type -> get_value))
|
|
(h -> inner, id, name, value);
|
|
return ISC_R_NOTFOUND;
|
|
}
|
|
|
|
isc_result_t dhcpctl_remote_signal_handler (omapi_object_t *o,
|
|
const char *name, va_list ap)
|
|
{
|
|
dhcpctl_remote_object_t *p;
|
|
omapi_typed_data_t *tv;
|
|
|
|
if (o -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
p = (dhcpctl_remote_object_t *)o;
|
|
|
|
if (!strcmp (name, "updated")) {
|
|
p -> waitstatus = ISC_R_SUCCESS;
|
|
return omapi_signal_in (o -> inner, "ready");
|
|
}
|
|
if (!strcmp (name, "status")) {
|
|
p -> waitstatus = va_arg (ap, isc_result_t);
|
|
if (p -> message)
|
|
omapi_typed_data_dereference (&p -> message, MDL);
|
|
tv = va_arg (ap, omapi_typed_data_t *);
|
|
if (tv)
|
|
omapi_typed_data_reference (&p -> message, tv, MDL);
|
|
return omapi_signal_in (o -> inner, "ready");
|
|
}
|
|
|
|
if (p -> inner && p -> inner -> type -> signal_handler)
|
|
return (*(p -> inner -> type -> signal_handler))
|
|
(p -> inner, name, ap);
|
|
|
|
return ISC_R_SUCCESS;
|
|
}
|
|
|
|
isc_result_t dhcpctl_remote_destroy (omapi_object_t *h,
|
|
const char *file, int line)
|
|
{
|
|
dhcpctl_remote_object_t *p;
|
|
if (h -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
p = (dhcpctl_remote_object_t *)h;
|
|
if (p -> handle)
|
|
omapi_object_dereference ((omapi_object_t **)&p -> handle,
|
|
file, line);
|
|
return ISC_R_SUCCESS;
|
|
}
|
|
|
|
/* Write all the published values associated with the object through the
|
|
specified connection. */
|
|
|
|
isc_result_t dhcpctl_remote_stuff_values (omapi_object_t *c,
|
|
omapi_object_t *id,
|
|
omapi_object_t *p)
|
|
{
|
|
int i;
|
|
|
|
if (p -> type != dhcpctl_remote_type)
|
|
return ISC_R_INVALIDARG;
|
|
|
|
if (p -> inner && p -> inner -> type -> stuff_values)
|
|
return (*(p -> inner -> type -> stuff_values)) (c, id,
|
|
p -> inner);
|
|
return ISC_R_SUCCESS;
|
|
}
|
|
|