3 The dhcpctl remote object. */
6 * Copyright (c) 2004,2007,2009 by Internet Systems Consortium, Inc. ("ISC")
7 * Copyright (c) 1999-2003 by Internet Software Consortium
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
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13 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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19 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 * Internet Systems Consortium, Inc.
23 * Redwood City, CA 94063
25 * https://www.isc.org/
27 * This software has been written for Internet Systems Consortium
28 * by Ted Lemon in cooperation with Vixie Enterprises and Nominum, Inc.
29 * To learn more about Internet Systems Consortium, see
30 * ``https://www.isc.org/''. To learn more about Vixie Enterprises,
31 * see ``http://www.vix.com''. To learn more about Nominum, Inc., see
32 * ``http://www.nominum.com''.
36 #include <omapip/omapip_p.h>
39 /* dhcpctl_new_authenticator
41 synchronous - creates an authenticator object.
42 returns nonzero status code if the object couldn't be created
43 stores handle to authenticator through h if successful, and returns zero.
44 name is the authenticator name (NUL-terminated string).
45 algorithm is the NUL-terminated string name of the algorithm to use
46 (currently, only "hmac-md5" is supported).
47 secret and secret_len is the key secret. */
49 dhcpctl_status dhcpctl_new_authenticator (dhcpctl_handle *h,
51 const char *algorithm,
52 const unsigned char *secret,
55 struct auth_key *key = (struct auth_key *)0;
58 status = omapi_auth_key_new (&key, MDL);
59 if (status != ISC_R_SUCCESS)
62 key -> name = dmalloc (strlen (name) + 1, MDL);
64 omapi_auth_key_dereference (&key, MDL);
65 return ISC_R_NOMEMORY;
67 strcpy (key -> name, name);
69 /* If the algorithm name isn't an FQDN, tack on the
70 .SIG-ALG.REG.NET. domain. */
71 if (strchr (algorithm, '.') == 0) {
72 static char add[] = ".SIG-ALG.REG.INT.";
73 key -> algorithm = dmalloc (strlen (algorithm) +
75 if (!key -> algorithm) {
76 omapi_auth_key_dereference (&key, MDL);
77 return ISC_R_NOMEMORY;
79 strcpy (key -> algorithm, algorithm);
80 strcat (key -> algorithm, add);
82 key -> algorithm = dmalloc (strlen (algorithm) + 1, MDL);
83 if (!key -> algorithm) {
84 omapi_auth_key_dereference (&key, MDL);
85 return ISC_R_NOMEMORY;
87 strcpy (key -> algorithm, algorithm);
90 status = omapi_data_string_new (&key -> key, secret_len, MDL);
91 if (status != ISC_R_SUCCESS) {
92 omapi_auth_key_dereference (&key, MDL);
95 memcpy (key -> key -> value, secret, secret_len);
96 key -> key -> len = secret_len;
98 *h = (dhcpctl_handle) key;
103 /* dhcpctl_new_object
105 synchronous - creates a local handle for a host entry.
106 returns nonzero status code if the local host entry couldn't
108 stores handle to host through h if successful, and returns zero.
109 object_type is a pointer to a NUL-terminated string containing
110 the ascii name of the type of object being accessed - e.g., "host" */
112 dhcpctl_status dhcpctl_new_object (dhcpctl_handle *h,
113 dhcpctl_handle connection,
114 const char *object_type)
116 dhcpctl_remote_object_t *m;
120 m = (dhcpctl_remote_object_t *)0;
121 status = omapi_object_allocate((omapi_object_t **)&m,
122 dhcpctl_remote_type, 0, MDL);
123 if (status != ISC_R_SUCCESS)
126 g = (omapi_object_t *)0;
127 status = omapi_generic_new (&g, MDL);
128 if (status != ISC_R_SUCCESS) {
132 status = omapi_object_reference (&m -> inner, g, MDL);
133 if (status != ISC_R_SUCCESS) {
134 omapi_object_dereference ((omapi_object_t **)&m, MDL);
135 omapi_object_dereference (&g, MDL);
138 status = omapi_object_reference (&g -> outer,
139 (omapi_object_t *)m, MDL);
141 if (status != ISC_R_SUCCESS) {
142 omapi_object_dereference ((omapi_object_t **)&m, MDL);
143 omapi_object_dereference (&g, MDL);
147 status = omapi_typed_data_new (MDL, &m -> rtype,
148 omapi_datatype_string,
150 if (status != ISC_R_SUCCESS) {
151 omapi_object_dereference ((omapi_object_t **)&m, MDL);
152 omapi_object_dereference (&g, MDL);
156 status = omapi_object_reference (h, (omapi_object_t *)m, MDL);
157 omapi_object_dereference ((omapi_object_t **)&m, MDL);
158 omapi_object_dereference (&g, MDL);
159 if (status != ISC_R_SUCCESS)
165 /* asynchronous - just queues the request
166 returns nonzero status code if open couldn't be queued
167 returns zero if open was queued
168 h is a handle to an object created by dhcpctl_new_object
169 connection is a connection to a DHCP server
171 DHCPCTL_CREATE - if the object doesn't exist, create it
172 DHCPCTL_UPDATE - update the object on the server using the
174 DHCPCTL_EXCL - error if the object exists and DHCPCTL_CREATE
175 was also specified */
177 dhcpctl_status dhcpctl_open_object (dhcpctl_handle h,
178 dhcpctl_handle connection,
182 omapi_object_t *message = (omapi_object_t *)0;
183 dhcpctl_remote_object_t *remote;
185 if (h -> type != dhcpctl_remote_type)
186 return DHCP_R_INVALIDARG;
187 remote = (dhcpctl_remote_object_t *)h;
189 status = omapi_message_new (&message, MDL);
190 if (status != ISC_R_SUCCESS)
192 status = omapi_set_int_value (message, (omapi_object_t *)0,
193 "op", OMAPI_OP_OPEN);
194 if (status != ISC_R_SUCCESS) {
195 omapi_object_dereference (&message, MDL);
198 status = omapi_set_object_value (message, (omapi_object_t *)0,
200 if (status != ISC_R_SUCCESS) {
201 omapi_object_dereference (&message, MDL);
204 if (flags & DHCPCTL_CREATE) {
205 status = omapi_set_boolean_value (message, (omapi_object_t *)0,
207 if (status != ISC_R_SUCCESS) {
208 omapi_object_dereference (&message, MDL);
212 if (flags & DHCPCTL_UPDATE) {
213 status = omapi_set_boolean_value (message, (omapi_object_t *)0,
215 if (status != ISC_R_SUCCESS) {
216 omapi_object_dereference (&message, MDL);
220 if (flags & DHCPCTL_EXCL) {
221 status = omapi_set_boolean_value (message, (omapi_object_t *)0,
223 if (status != ISC_R_SUCCESS) {
224 omapi_object_dereference (&message, MDL);
229 if (remote -> rtype) {
230 status = omapi_set_value_str (message, (omapi_object_t *)0,
231 "type", remote -> rtype);
232 if (status != ISC_R_SUCCESS) {
233 omapi_object_dereference (&message, MDL);
238 status = omapi_message_register (message);
239 if (status != ISC_R_SUCCESS) {
240 omapi_object_dereference (&message, MDL);
244 status = omapi_protocol_send_message (connection -> outer,
246 message, (omapi_object_t *)0);
248 if (status != ISC_R_SUCCESS)
249 omapi_message_unregister (message);
251 omapi_object_dereference (&message, MDL);
255 /* Callback methods (not meant to be called directly) */
257 isc_result_t dhcpctl_remote_set_value (omapi_object_t *h,
259 omapi_data_string_t *name,
260 omapi_typed_data_t *value)
262 dhcpctl_remote_object_t *ro;
266 if (h -> type != dhcpctl_remote_type)
267 return DHCP_R_INVALIDARG;
268 ro = (dhcpctl_remote_object_t *)h;
270 if (!omapi_ds_strcmp (name, "remote-handle")) {
271 status = omapi_get_int_value (&rh, value);
272 if (status == ISC_R_SUCCESS)
273 ro -> remote_handle = rh;
277 if (h -> inner && h -> inner -> type -> set_value)
278 return (*(h -> inner -> type -> set_value))
279 (h -> inner, id, name, value);
280 return ISC_R_NOTFOUND;
283 isc_result_t dhcpctl_remote_get_value (omapi_object_t *h,
285 omapi_data_string_t *name,
286 omapi_value_t **value)
288 if (h -> type != dhcpctl_remote_type)
289 return DHCP_R_INVALIDARG;
291 if (h -> inner && h -> inner -> type -> get_value)
292 return (*(h -> inner -> type -> get_value))
293 (h -> inner, id, name, value);
294 return ISC_R_NOTFOUND;
297 isc_result_t dhcpctl_remote_signal_handler (omapi_object_t *o,
298 const char *name, va_list ap)
300 dhcpctl_remote_object_t *p;
301 omapi_typed_data_t *tv;
303 if (o -> type != dhcpctl_remote_type)
304 return DHCP_R_INVALIDARG;
305 p = (dhcpctl_remote_object_t *)o;
307 if (!strcmp (name, "updated")) {
308 p -> waitstatus = ISC_R_SUCCESS;
309 if (o -> inner -> type == omapi_type_generic)
310 omapi_generic_clear_flags (o -> inner);
311 return omapi_signal_in (o -> inner, "ready");
313 if (!strcmp (name, "status")) {
314 p -> waitstatus = va_arg (ap, isc_result_t);
316 omapi_typed_data_dereference (&p -> message, MDL);
317 tv = va_arg (ap, omapi_typed_data_t *);
319 omapi_typed_data_reference (&p -> message, tv, MDL);
320 return omapi_signal_in (o -> inner, "ready");
323 if (p -> inner && p -> inner -> type -> signal_handler)
324 return (*(p -> inner -> type -> signal_handler))
325 (p -> inner, name, ap);
327 return ISC_R_SUCCESS;
330 isc_result_t dhcpctl_remote_destroy (omapi_object_t *h,
331 const char *file, int line)
333 dhcpctl_remote_object_t *p;
334 if (h -> type != dhcpctl_remote_type)
335 return DHCP_R_INVALIDARG;
336 p = (dhcpctl_remote_object_t *)h;
338 omapi_object_dereference ((omapi_object_t **)&p -> handle,
341 omapi_typed_data_dereference ((omapi_typed_data_t **)&p->rtype,
343 return ISC_R_SUCCESS;
346 /* Write all the published values associated with the object through the
347 specified connection. */
349 isc_result_t dhcpctl_remote_stuff_values (omapi_object_t *c,
353 if (p -> type != dhcpctl_remote_type)
354 return DHCP_R_INVALIDARG;
356 if (p -> inner && p -> inner -> type -> stuff_values)
357 return (*(p -> inner -> type -> stuff_values)) (c, id,
359 return ISC_R_SUCCESS;