]>
Commit | Line | Data |
---|---|---|
61b844bf TL |
1 | /* buffer.c |
2 | ||
3 | Buffer access functions for the object management protocol... */ | |
4 | ||
5 | /* | |
49733f31 TL |
6 | * Copyright (c) 1999-2000 Internet Software Consortium. |
7 | * All rights reserved. | |
61b844bf | 8 | * |
49733f31 TL |
9 | * Redistribution and use in source and binary forms, with or without |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
61b844bf | 12 | * |
49733f31 TL |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in the | |
17 | * documentation and/or other materials provided with the distribution. | |
18 | * 3. Neither the name of The Internet Software Consortium nor the names | |
19 | * of its contributors may be used to endorse or promote products derived | |
20 | * from this software without specific prior written permission. | |
61b844bf | 21 | * |
49733f31 TL |
22 | * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND |
23 | * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, | |
24 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
25 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
26 | * DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR | |
27 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
28 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
29 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
30 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
31 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
32 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |
33 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
34 | * SUCH DAMAGE. | |
35 | * | |
36 | * This software has been written for the Internet Software Consortium | |
37 | * by Ted Lemon in cooperation with Vixie Enterprises and Nominum, Inc. | |
38 | * To learn more about the Internet Software Consortium, see | |
39 | * ``http://www.isc.org/''. To learn more about Vixie Enterprises, | |
40 | * see ``http://www.vix.com''. To learn more about Nominum, Inc., see | |
41 | * ``http://www.nominum.com''. | |
61b844bf TL |
42 | */ |
43 | ||
6a4c4be8 | 44 | #include <omapip/omapip_p.h> |
61b844bf TL |
45 | |
46 | /* Make sure that at least len bytes are in the input buffer, and if not, | |
47 | read enough bytes to make up the difference. */ | |
48 | ||
49 | isc_result_t omapi_connection_reader (omapi_object_t *h) | |
50 | { | |
51 | omapi_buffer_t *buffer; | |
52 | isc_result_t status; | |
b1b7b521 TL |
53 | unsigned read_len; |
54 | int read_status; | |
61b844bf | 55 | omapi_connection_object_t *c; |
b1b7b521 | 56 | unsigned bytes_to_read; |
61b844bf TL |
57 | |
58 | if (!h || h -> type != omapi_type_connection) | |
59 | return ISC_R_INVALIDARG; | |
60 | c = (omapi_connection_object_t *)h; | |
61 | ||
62 | /* Make sure c -> bytes_needed is valid. */ | |
63 | if (c -> bytes_needed < 0) | |
64 | return ISC_R_INVALIDARG; | |
65 | ||
66 | /* See if there are enough bytes. */ | |
67 | if (c -> in_bytes >= OMAPI_BUF_SIZE - 1 && | |
68 | c -> in_bytes > c -> bytes_needed) | |
69 | return ISC_R_SUCCESS; | |
70 | ||
71 | if (c -> inbufs) { | |
72 | for (buffer = c -> inbufs; buffer -> next; | |
73 | buffer = buffer -> next) | |
74 | ; | |
c936e8c1 | 75 | if (!BUFFER_BYTES_FREE (buffer)) { |
4bd8800e | 76 | status = omapi_buffer_new (&buffer -> next, MDL); |
61b844bf TL |
77 | if (status != ISC_R_SUCCESS) |
78 | return status; | |
79 | buffer = buffer -> next; | |
80 | } | |
81 | } else { | |
4bd8800e | 82 | status = omapi_buffer_new (&c -> inbufs, MDL); |
61b844bf TL |
83 | if (status != ISC_R_SUCCESS) |
84 | return status; | |
85 | buffer = c -> inbufs; | |
86 | } | |
87 | ||
c936e8c1 | 88 | bytes_to_read = BUFFER_BYTES_FREE (buffer); |
61b844bf TL |
89 | |
90 | while (bytes_to_read) { | |
c936e8c1 TL |
91 | if (buffer -> tail > buffer -> head) |
92 | read_len = sizeof (buffer -> buf) - buffer -> tail; | |
61b844bf | 93 | else |
c936e8c1 | 94 | read_len = buffer -> head - buffer -> tail; |
61b844bf TL |
95 | |
96 | read_status = read (c -> socket, | |
97 | &buffer -> buf [buffer -> tail], read_len); | |
98 | if (read_status < 0) { | |
99 | if (errno == EWOULDBLOCK) | |
c936e8c1 | 100 | break; |
61b844bf TL |
101 | else if (errno == EIO) |
102 | return ISC_R_IOERROR; | |
103 | else if (errno == EINVAL) | |
104 | return ISC_R_INVALIDARG; | |
105 | else if (errno == ECONNRESET) { | |
106 | omapi_disconnect (h, 0); | |
107 | return ISC_R_SHUTTINGDOWN; | |
108 | } else | |
109 | return ISC_R_UNEXPECTED; | |
110 | } | |
c936e8c1 TL |
111 | /* If we got a zero-length read, as opposed to EWOULDBLOCK, |
112 | the remote end closed the connection. */ | |
61b844bf TL |
113 | if (read_status == 0) { |
114 | omapi_disconnect (h, 0); | |
115 | return ISC_R_SHUTTINGDOWN; | |
116 | } | |
117 | buffer -> tail += read_status; | |
118 | c -> in_bytes += read_status; | |
119 | if (buffer -> tail == sizeof buffer -> buf) | |
120 | buffer -> tail = 0; | |
121 | if (read_status < read_len) | |
122 | break; | |
123 | bytes_to_read -= read_status; | |
124 | } | |
125 | ||
581e37e4 | 126 | if (c -> bytes_needed <= c -> in_bytes) { |
61b844bf TL |
127 | omapi_signal (h, "ready", c); |
128 | } | |
129 | return ISC_R_SUCCESS; | |
130 | } | |
131 | ||
132 | /* Put some bytes into the output buffer for a connection. */ | |
133 | ||
134 | isc_result_t omapi_connection_copyin (omapi_object_t *h, | |
b1b7b521 TL |
135 | const unsigned char *bufp, |
136 | unsigned len) | |
61b844bf TL |
137 | { |
138 | omapi_buffer_t *buffer; | |
139 | isc_result_t status; | |
140 | int bytes_copied = 0; | |
b1b7b521 | 141 | unsigned copy_len; |
49146f3c | 142 | int sig_flags = SIG_MODE_UPDATE; |
61b844bf TL |
143 | omapi_connection_object_t *c; |
144 | ||
145 | /* Make sure len is valid. */ | |
146 | if (len < 0) | |
147 | return ISC_R_INVALIDARG; | |
148 | if (!h || h -> type != omapi_type_connection) | |
149 | return ISC_R_INVALIDARG; | |
150 | c = (omapi_connection_object_t *)h; | |
151 | ||
152 | if (c -> outbufs) { | |
153 | for (buffer = c -> outbufs; | |
154 | buffer -> next; buffer = buffer -> next) | |
155 | ; | |
156 | } else { | |
4bd8800e | 157 | status = omapi_buffer_new (&c -> outbufs, MDL); |
61b844bf TL |
158 | if (status != ISC_R_SUCCESS) |
159 | return status; | |
160 | buffer = c -> outbufs; | |
161 | } | |
162 | ||
163 | while (bytes_copied < len) { | |
164 | /* If there is no space available in this buffer, | |
165 | allocate a new one. */ | |
c936e8c1 | 166 | if (!BUFFER_BYTES_FREE (buffer)) { |
4bd8800e | 167 | status = (omapi_buffer_new (&buffer -> next, MDL)); |
61b844bf TL |
168 | if (status != ISC_R_SUCCESS) |
169 | return status; | |
170 | buffer = buffer -> next; | |
171 | } | |
172 | ||
c936e8c1 TL |
173 | if (buffer -> tail > buffer -> head) |
174 | copy_len = sizeof (buffer -> buf) - buffer -> tail; | |
61b844bf | 175 | else |
c936e8c1 TL |
176 | copy_len = buffer -> head - buffer -> tail; |
177 | ||
61b844bf TL |
178 | if (copy_len > (len - bytes_copied)) |
179 | copy_len = len - bytes_copied; | |
180 | ||
49146f3c DN |
181 | if (c -> out_key) { |
182 | if (!c -> out_context) | |
183 | sig_flags |= SIG_MODE_INIT; | |
184 | status = omapi_connection_sign_data | |
185 | (sig_flags, c -> out_key, &c -> out_context, | |
186 | &bufp [bytes_copied], copy_len, | |
187 | (omapi_typed_data_t **)0); | |
188 | if (status != ISC_R_SUCCESS) | |
189 | return status; | |
190 | } | |
191 | ||
61b844bf TL |
192 | memcpy (&buffer -> buf [buffer -> tail], |
193 | &bufp [bytes_copied], copy_len); | |
194 | buffer -> tail += copy_len; | |
195 | c -> out_bytes += copy_len; | |
196 | bytes_copied += copy_len; | |
197 | if (buffer -> tail == sizeof buffer -> buf) | |
198 | buffer -> tail = 0; | |
199 | } | |
200 | return ISC_R_SUCCESS; | |
201 | } | |
202 | ||
203 | /* Copy some bytes from the input buffer, and advance the input buffer | |
204 | pointer beyond the bytes copied out. */ | |
205 | ||
e92653f1 TL |
206 | isc_result_t omapi_connection_copyout (unsigned char *buf, |
207 | omapi_object_t *h, | |
b1b7b521 | 208 | unsigned size) |
61b844bf | 209 | { |
b1b7b521 TL |
210 | unsigned bytes_remaining; |
211 | unsigned bytes_this_copy; | |
c936e8c1 | 212 | unsigned first_byte; |
61b844bf TL |
213 | omapi_buffer_t *buffer; |
214 | unsigned char *bufp; | |
49146f3c | 215 | int sig_flags = SIG_MODE_UPDATE; |
61b844bf | 216 | omapi_connection_object_t *c; |
49146f3c | 217 | isc_result_t status; |
61b844bf TL |
218 | |
219 | if (!h || h -> type != omapi_type_connection) | |
220 | return ISC_R_INVALIDARG; | |
221 | c = (omapi_connection_object_t *)h; | |
222 | ||
223 | if (size > c -> in_bytes) | |
224 | return ISC_R_NOMORE; | |
225 | bufp = buf; | |
226 | bytes_remaining = size; | |
227 | buffer = c -> inbufs; | |
228 | ||
229 | while (bytes_remaining) { | |
230 | if (!buffer) | |
231 | return ISC_R_UNEXPECTED; | |
c936e8c1 TL |
232 | if (BYTES_IN_BUFFER (buffer)) { |
233 | if (buffer -> head == (sizeof buffer -> buf) - 1) | |
234 | first_byte = 0; | |
235 | else | |
236 | first_byte = buffer -> head + 1; | |
237 | ||
238 | if (first_byte > buffer -> tail) { | |
61b844bf | 239 | bytes_this_copy = (sizeof buffer -> buf - |
c936e8c1 | 240 | first_byte); |
61b844bf TL |
241 | } else { |
242 | bytes_this_copy = | |
c936e8c1 | 243 | buffer -> tail - first_byte; |
61b844bf TL |
244 | } |
245 | if (bytes_this_copy > bytes_remaining) | |
246 | bytes_this_copy = bytes_remaining; | |
247 | if (bufp) { | |
49146f3c DN |
248 | if (c -> in_key) { |
249 | if (!c -> in_context) | |
250 | sig_flags |= SIG_MODE_INIT; | |
251 | status = omapi_connection_sign_data | |
252 | (sig_flags, | |
253 | c -> in_key, | |
254 | &c -> in_context, | |
a69fc68a | 255 | (unsigned char *) |
49146f3c DN |
256 | &buffer -> buf [first_byte], |
257 | bytes_this_copy, | |
258 | (omapi_typed_data_t **)0); | |
259 | if (status != ISC_R_SUCCESS) | |
260 | return status; | |
261 | } | |
262 | ||
c936e8c1 | 263 | memcpy (bufp, &buffer -> buf [first_byte], |
61b844bf TL |
264 | bytes_this_copy); |
265 | bufp += bytes_this_copy; | |
266 | } | |
267 | bytes_remaining -= bytes_this_copy; | |
c936e8c1 | 268 | buffer -> head = first_byte + bytes_this_copy - 1; |
61b844bf TL |
269 | c -> in_bytes -= bytes_this_copy; |
270 | } | |
271 | ||
c936e8c1 | 272 | if (!BYTES_IN_BUFFER (buffer)) |
61b844bf TL |
273 | buffer = buffer -> next; |
274 | } | |
275 | ||
276 | /* Get rid of any input buffers that we emptied. */ | |
277 | buffer = (omapi_buffer_t *)0; | |
278 | while (c -> inbufs && | |
c936e8c1 | 279 | !BYTES_IN_BUFFER (c -> inbufs)) { |
61b844bf | 280 | if (c -> inbufs -> next) { |
4bd8800e TL |
281 | omapi_buffer_reference (&buffer, |
282 | c -> inbufs -> next, MDL); | |
283 | omapi_buffer_dereference (&c -> inbufs -> next, MDL); | |
61b844bf | 284 | } |
4bd8800e | 285 | omapi_buffer_dereference (&c -> inbufs, MDL); |
c936e8c1 TL |
286 | if (buffer) { |
287 | omapi_buffer_reference | |
4bd8800e TL |
288 | (&c -> inbufs, buffer, MDL); |
289 | omapi_buffer_dereference (&buffer, MDL); | |
c936e8c1 | 290 | } |
61b844bf TL |
291 | } |
292 | return ISC_R_SUCCESS; | |
293 | } | |
294 | ||
e92653f1 | 295 | isc_result_t omapi_connection_writer (omapi_object_t *h) |
61b844bf | 296 | { |
b1b7b521 | 297 | unsigned bytes_this_write; |
f0b8a59f | 298 | int bytes_written; |
c936e8c1 | 299 | unsigned first_byte; |
61b844bf TL |
300 | omapi_buffer_t *buffer; |
301 | unsigned char *bufp; | |
302 | omapi_connection_object_t *c; | |
303 | ||
304 | if (!h || h -> type != omapi_type_connection) | |
305 | return ISC_R_INVALIDARG; | |
306 | c = (omapi_connection_object_t *)h; | |
307 | ||
308 | /* Already flushed... */ | |
309 | if (!c -> out_bytes) | |
310 | return ISC_R_SUCCESS; | |
311 | ||
312 | buffer = c -> outbufs; | |
313 | ||
314 | while (c -> out_bytes) { | |
315 | if (!buffer) | |
316 | return ISC_R_UNEXPECTED; | |
c936e8c1 TL |
317 | if (BYTES_IN_BUFFER (buffer)) { |
318 | if (buffer -> head == (sizeof buffer -> buf) - 1) | |
319 | first_byte = 0; | |
320 | else | |
321 | first_byte = buffer -> head + 1; | |
322 | ||
323 | if (first_byte > buffer -> tail) { | |
61b844bf | 324 | bytes_this_write = (sizeof buffer -> buf - |
c936e8c1 | 325 | first_byte); |
61b844bf TL |
326 | } else { |
327 | bytes_this_write = | |
c936e8c1 | 328 | buffer -> tail - first_byte; |
61b844bf TL |
329 | } |
330 | bytes_written = write (c -> socket, | |
c936e8c1 | 331 | &buffer -> buf [first_byte], |
61b844bf TL |
332 | bytes_this_write); |
333 | /* If the write failed with EWOULDBLOCK or we wrote | |
334 | zero bytes, a further write would block, so we have | |
335 | flushed as much as we can for now. Other errors | |
336 | are really errors. */ | |
337 | if (bytes_written < 0) { | |
338 | if (errno == EWOULDBLOCK || errno == EAGAIN) | |
339 | return ISC_R_SUCCESS; | |
340 | else if (errno == EPIPE) | |
341 | return ISC_R_NOCONN; | |
342 | else if (errno == EFBIG || errno == EDQUOT) | |
343 | return ISC_R_NORESOURCES; | |
344 | else if (errno == ENOSPC) | |
345 | return ISC_R_NOSPACE; | |
346 | else if (errno == EIO) | |
347 | return ISC_R_IOERROR; | |
348 | else if (errno == EINVAL) | |
349 | return ISC_R_INVALIDARG; | |
350 | else if (errno == ECONNRESET) | |
351 | return ISC_R_SHUTTINGDOWN; | |
352 | else | |
353 | return ISC_R_UNEXPECTED; | |
354 | } | |
355 | if (bytes_written == 0) | |
356 | return ISC_R_SUCCESS; | |
357 | ||
c936e8c1 | 358 | buffer -> head = first_byte + bytes_written - 1; |
61b844bf TL |
359 | c -> out_bytes -= bytes_written; |
360 | ||
361 | /* If we didn't finish out the write, we filled the | |
362 | O.S. output buffer and a further write would block, | |
363 | so stop trying to flush now. */ | |
364 | if (bytes_written != bytes_this_write) | |
365 | return ISC_R_SUCCESS; | |
366 | } | |
367 | ||
c936e8c1 | 368 | if (!BYTES_IN_BUFFER (buffer)) |
61b844bf TL |
369 | buffer = buffer -> next; |
370 | } | |
371 | ||
372 | /* Get rid of any output buffers we emptied. */ | |
373 | buffer = (omapi_buffer_t *)0; | |
374 | while (c -> outbufs && | |
c936e8c1 | 375 | !BYTES_IN_BUFFER (c -> outbufs)) { |
61b844bf | 376 | if (c -> outbufs -> next) { |
4bd8800e TL |
377 | omapi_buffer_reference (&buffer, |
378 | c -> outbufs -> next, MDL); | |
379 | omapi_buffer_dereference (&c -> outbufs -> next, MDL); | |
61b844bf | 380 | } |
4bd8800e | 381 | omapi_buffer_dereference (&c -> outbufs, MDL); |
61b844bf | 382 | if (buffer) { |
4bd8800e TL |
383 | omapi_buffer_reference (&c -> outbufs, buffer, MDL); |
384 | omapi_buffer_dereference (&buffer, MDL); | |
61b844bf TL |
385 | } |
386 | } | |
387 | return ISC_R_SUCCESS; | |
388 | } | |
389 | ||
390 | isc_result_t omapi_connection_get_uint32 (omapi_object_t *c, | |
391 | u_int32_t *result) | |
392 | { | |
393 | u_int32_t inbuf; | |
394 | isc_result_t status; | |
395 | ||
396 | status = omapi_connection_copyout ((unsigned char *)&inbuf, | |
397 | c, sizeof inbuf); | |
398 | if (status != ISC_R_SUCCESS) | |
399 | return status; | |
400 | ||
401 | *result = ntohl (inbuf); | |
402 | return ISC_R_SUCCESS; | |
403 | } | |
404 | ||
405 | isc_result_t omapi_connection_put_uint32 (omapi_object_t *c, | |
406 | u_int32_t value) | |
407 | { | |
408 | u_int32_t inbuf; | |
409 | isc_result_t status; | |
410 | ||
411 | inbuf = htonl (value); | |
412 | ||
413 | return omapi_connection_copyin (c, (unsigned char *)&inbuf, | |
414 | sizeof inbuf); | |
415 | } | |
416 | ||
417 | isc_result_t omapi_connection_get_uint16 (omapi_object_t *c, | |
418 | u_int16_t *result) | |
419 | { | |
420 | u_int16_t inbuf; | |
421 | isc_result_t status; | |
422 | ||
423 | status = omapi_connection_copyout ((unsigned char *)&inbuf, | |
424 | c, sizeof inbuf); | |
425 | if (status != ISC_R_SUCCESS) | |
426 | return status; | |
427 | ||
428 | *result = ntohs (inbuf); | |
429 | return ISC_R_SUCCESS; | |
430 | } | |
431 | ||
432 | isc_result_t omapi_connection_put_uint16 (omapi_object_t *c, | |
b1b7b521 | 433 | u_int32_t value) |
61b844bf TL |
434 | { |
435 | u_int16_t inbuf; | |
436 | isc_result_t status; | |
437 | ||
438 | inbuf = htons (value); | |
439 | ||
440 | return omapi_connection_copyin (c, (unsigned char *)&inbuf, | |
441 | sizeof inbuf); | |
442 | } | |
443 | ||
581e37e4 TL |
444 | isc_result_t omapi_connection_write_typed_data (omapi_object_t *c, |
445 | omapi_typed_data_t *data) | |
446 | { | |
447 | isc_result_t status; | |
448 | omapi_handle_t handle; | |
449 | ||
84b00685 TL |
450 | /* Null data is valid. */ |
451 | if (!data) | |
452 | return omapi_connection_put_uint32 (c, 0); | |
453 | ||
581e37e4 TL |
454 | switch (data -> type) { |
455 | case omapi_datatype_int: | |
456 | status = omapi_connection_put_uint32 (c, sizeof (u_int32_t)); | |
457 | if (status != ISC_R_SUCCESS) | |
458 | return status; | |
b1b7b521 TL |
459 | return omapi_connection_put_uint32 (c, ((u_int32_t) |
460 | (data -> u.integer))); | |
581e37e4 TL |
461 | |
462 | case omapi_datatype_string: | |
463 | case omapi_datatype_data: | |
464 | status = omapi_connection_put_uint32 (c, data -> u.buffer.len); | |
465 | if (status != ISC_R_SUCCESS) | |
466 | return status; | |
0e603324 TL |
467 | if (data -> u.buffer.len) |
468 | return omapi_connection_copyin | |
469 | (c, data -> u.buffer.value, | |
470 | data -> u.buffer.len); | |
471 | return ISC_R_SUCCESS; | |
581e37e4 TL |
472 | |
473 | case omapi_datatype_object: | |
0e603324 TL |
474 | if (data -> u.object) { |
475 | status = omapi_object_handle (&handle, | |
476 | data -> u.object); | |
477 | if (status != ISC_R_SUCCESS) | |
478 | return status; | |
479 | } else | |
480 | handle = 0; | |
581e37e4 TL |
481 | status = omapi_connection_put_uint32 (c, sizeof handle); |
482 | if (status != ISC_R_SUCCESS) | |
483 | return status; | |
484 | return omapi_connection_put_uint32 (c, handle); | |
485 | ||
486 | } | |
487 | return ISC_R_INVALIDARG; | |
488 | } | |
489 | ||
b1b7b521 | 490 | isc_result_t omapi_connection_put_name (omapi_object_t *c, const char *name) |
581e37e4 TL |
491 | { |
492 | isc_result_t status; | |
b1b7b521 | 493 | unsigned len = strlen (name); |
581e37e4 TL |
494 | |
495 | status = omapi_connection_put_uint16 (c, len); | |
496 | if (status != ISC_R_SUCCESS) | |
497 | return status; | |
b1b7b521 | 498 | return omapi_connection_copyin (c, (const unsigned char *)name, len); |
581e37e4 TL |
499 | } |
500 | ||
b1b7b521 TL |
501 | isc_result_t omapi_connection_put_string (omapi_object_t *c, |
502 | const char *string) | |
581e37e4 TL |
503 | { |
504 | isc_result_t status; | |
b1b7b521 | 505 | unsigned len; |
581e37e4 | 506 | |
0e603324 TL |
507 | if (string) |
508 | len = strlen (string); | |
509 | else | |
510 | len = 0; | |
581e37e4 TL |
511 | |
512 | status = omapi_connection_put_uint32 (c, len); | |
513 | if (status != ISC_R_SUCCESS) | |
514 | return status; | |
0e603324 TL |
515 | if (len) |
516 | return omapi_connection_copyin | |
517 | (c, (const unsigned char *)string, len); | |
518 | return ISC_R_SUCCESS; | |
581e37e4 TL |
519 | } |
520 | ||
521 | isc_result_t omapi_connection_put_handle (omapi_object_t *c, omapi_object_t *h) | |
522 | { | |
523 | isc_result_t status; | |
524 | omapi_handle_t handle; | |
525 | ||
0e603324 TL |
526 | if (h) { |
527 | status = omapi_object_handle (&handle, h); | |
528 | if (status != ISC_R_SUCCESS) | |
529 | return status; | |
530 | } else | |
531 | handle = 0; /* The null handle. */ | |
581e37e4 TL |
532 | status = omapi_connection_put_uint32 (c, sizeof handle); |
533 | if (status != ISC_R_SUCCESS) | |
534 | return status; | |
535 | return omapi_connection_put_uint32 (c, handle); | |
536 | } |