1 /* test/packettest.c */
3 * Written by Matt Caswell for the OpenSSL project.
5 /* ====================================================================
6 * Copyright (c) 2015 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * 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
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * openssl-core@openssl.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
60 #include "../ssl/packet_locl.h"
64 static int test_PACKET_remaining(unsigned char buf[BUF_LEN])
68 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
69 || PACKET_remaining(&pkt) != BUF_LEN
70 || !PACKET_forward(&pkt, BUF_LEN - 1)
71 || PACKET_remaining(&pkt) != 1
72 || !PACKET_forward(&pkt, 1)
73 || PACKET_remaining(&pkt) != 0) {
74 fprintf(stderr, "test_PACKET_remaining() failed\n");
81 static int test_PACKET_get_1(unsigned char buf[BUF_LEN])
86 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
87 || !PACKET_get_1(&pkt, &i)
89 || !PACKET_forward(&pkt, BUF_LEN - 2)
90 || !PACKET_get_1(&pkt, &i)
92 || PACKET_get_1(&pkt, &i)) {
93 fprintf(stderr, "test_PACKET_get_1() failed\n");
100 static int test_PACKET_get_4(unsigned char buf[BUF_LEN])
105 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
106 || !PACKET_get_4(&pkt, &i)
108 || !PACKET_forward(&pkt, BUF_LEN - 8)
109 || !PACKET_get_4(&pkt, &i)
111 || PACKET_get_4(&pkt, &i)) {
112 fprintf(stderr, "test_PACKET_get_4() failed\n");
119 static int test_PACKET_get_net_2(unsigned char buf[BUF_LEN])
124 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
125 || !PACKET_get_net_2(&pkt, &i)
127 || !PACKET_forward(&pkt, BUF_LEN - 4)
128 || !PACKET_get_net_2(&pkt, &i)
130 || PACKET_get_net_2(&pkt, &i)) {
131 fprintf(stderr, "test_PACKET_get_net_2() failed\n");
138 static int test_PACKET_get_net_3(unsigned char buf[BUF_LEN])
143 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
144 || !PACKET_get_net_3(&pkt, &i)
146 || !PACKET_forward(&pkt, BUF_LEN - 6)
147 || !PACKET_get_net_3(&pkt, &i)
149 || PACKET_get_net_3(&pkt, &i)) {
150 fprintf(stderr, "test_PACKET_get_net_3() failed\n");
157 static int test_PACKET_get_net_4(unsigned char buf[BUF_LEN])
162 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
163 || !PACKET_get_net_4(&pkt, &i)
165 || !PACKET_forward(&pkt, BUF_LEN - 8)
166 || !PACKET_get_net_4(&pkt, &i)
168 || PACKET_get_net_4(&pkt, &i)) {
169 fprintf(stderr, "test_PACKET_get_net_4() failed\n");
176 static int test_PACKET_get_sub_packet(unsigned char buf[BUF_LEN])
181 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
182 || !PACKET_get_sub_packet(&pkt, &subpkt, 4)
183 || !PACKET_get_net_4(&subpkt, &i)
185 || PACKET_remaining(&subpkt)
186 || !PACKET_forward(&pkt, BUF_LEN - 8)
187 || !PACKET_get_sub_packet(&pkt, &subpkt, 4)
188 || !PACKET_get_net_4(&subpkt, &i)
190 || PACKET_remaining(&subpkt)
191 || PACKET_get_sub_packet(&pkt, &subpkt, 4)) {
192 fprintf(stderr, "test_PACKET_get_sub_packet() failed\n");
199 static int test_PACKET_get_bytes(unsigned char buf[BUF_LEN])
201 unsigned char *bytes;
204 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
205 || !PACKET_get_bytes(&pkt, &bytes, 4)
206 || bytes[0] != 2 || bytes[1] != 4
207 || bytes[2] != 6 || bytes[3] != 8
208 || PACKET_remaining(&pkt) != BUF_LEN -4
209 || !PACKET_forward(&pkt, BUF_LEN - 8)
210 || !PACKET_get_bytes(&pkt, &bytes, 4)
211 || bytes[0] != 0xf8 || bytes[1] != 0xfa
212 || bytes[2] != 0xfc || bytes[3] != 0xfe
213 || PACKET_remaining(&pkt)) {
214 fprintf(stderr, "test_PACKET_get_bytes() failed\n");
221 static int test_PACKET_copy_bytes(unsigned char buf[BUF_LEN])
223 unsigned char bytes[4];
226 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
227 || !PACKET_copy_bytes(&pkt, bytes, 4)
228 || bytes[0] != 2 || bytes[1] != 4
229 || bytes[2] != 6 || bytes[3] != 8
230 || PACKET_remaining(&pkt) != BUF_LEN - 4
231 || !PACKET_forward(&pkt, BUF_LEN - 8)
232 || !PACKET_copy_bytes(&pkt, bytes, 4)
233 || bytes[0] != 0xf8 || bytes[1] != 0xfa
234 || bytes[2] != 0xfc || bytes[3] != 0xfe
235 || PACKET_remaining(&pkt)) {
236 fprintf(stderr, "test_PACKET_copy_bytes() failed\n");
243 static int test_PACKET_memdup(unsigned char buf[BUF_LEN])
245 unsigned char *data = NULL;
249 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
250 || !PACKET_memdup(&pkt, &data, &len)
252 || memcmp(data, PACKET_data(&pkt), len)
253 || !PACKET_forward(&pkt, 10)
254 || !PACKET_memdup(&pkt, &data, &len)
255 || len != BUF_LEN - 10
256 || memcmp(data, PACKET_data(&pkt), len)
257 || !PACKET_back(&pkt, 1)
258 || !PACKET_memdup(&pkt, &data, &len)
259 || len != BUF_LEN - 9
260 || memcmp(data, PACKET_data(&pkt), len)) {
261 fprintf(stderr, "test_PACKET_memdup() failed\n");
270 static int test_PACKET_strndup()
272 char buf[10], buf2[10];
276 memset(buf, 'x', 10);
277 memset(buf2, 'y', 10);
280 if ( !PACKET_buf_init(&pkt, (unsigned char*)buf, 10)
281 || !PACKET_strndup(&pkt, &data)
282 || strlen(data) != 10
283 || strncmp(data, buf, 10)
284 || !PACKET_buf_init(&pkt, (unsigned char*)buf2, 10)
285 || !PACKET_strndup(&pkt, &data)
287 || strcmp(data, buf2)) {
288 fprintf(stderr, "test_PACKET_strndup failed\n");
297 static int test_PACKET_move_funcs(unsigned char buf[BUF_LEN])
302 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
303 || PACKET_back(&pkt, 1)
304 || !PACKET_forward(&pkt, 1)
305 || !PACKET_get_bytes(&pkt, &byte, 1)
307 || !PACKET_forward(&pkt, BUF_LEN - 2)
308 || PACKET_forward(&pkt, 1)
309 || !PACKET_back(&pkt, 1)
310 || !PACKET_get_bytes(&pkt, &byte, 1)
311 || byte[0] != 0xfe) {
312 fprintf(stderr, "test_PACKET_move_funcs() failed\n");
319 static int test_PACKET_buf_init()
321 unsigned char buf[BUF_LEN];
325 /* Also tests PACKET_get_len() */
326 if ( !PACKET_buf_init(&pkt, buf, 4)
327 || !PACKET_length(&pkt, &len)
329 || !PACKET_buf_init(&pkt, buf, BUF_LEN)
330 || !PACKET_length(&pkt, &len)
332 || pkt.end - pkt.start != BUF_LEN
333 || pkt.end < pkt.start
334 || pkt.curr < pkt.start
335 || pkt.curr > pkt.end
336 || PACKET_buf_init(&pkt, buf, -1)) {
337 fprintf(stderr, "test_PACKET_buf_init() failed\n");
344 static int test_PACKET_get_length_prefixed_1()
346 unsigned char buf[BUF_LEN];
347 const size_t len = 16;
349 PACKET pkt, short_pkt, subpkt;
352 for (i = 1; i < BUF_LEN; i++) {
353 buf[i] = (i * 2) & 0xff;
356 if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
357 || !PACKET_buf_init(&short_pkt, buf, len)
358 || !PACKET_get_length_prefixed_1(&pkt, &subpkt)
359 || PACKET_remaining(&subpkt) != len
360 || !PACKET_get_net_2(&subpkt, &i)
362 || PACKET_get_length_prefixed_1(&short_pkt, &subpkt)
363 || PACKET_remaining(&short_pkt) != len) {
364 fprintf(stderr, "test_PACKET_get_length_prefixed_1() failed\n");
371 static int test_PACKET_get_length_prefixed_2()
373 unsigned char buf[1024];
374 const size_t len = 516; /* 0x0204 */
376 PACKET pkt, short_pkt, subpkt;
378 for (i = 1; i <= 1024; i++) {
379 buf[i-1] = (i * 2) & 0xff;
382 if ( !PACKET_buf_init(&pkt, buf, 1024)
383 || !PACKET_buf_init(&short_pkt, buf, len)
384 || !PACKET_get_length_prefixed_2(&pkt, &subpkt)
385 || PACKET_remaining(&subpkt) != len
386 || !PACKET_get_net_2(&subpkt, &i)
388 || PACKET_get_length_prefixed_2(&short_pkt, &subpkt)
389 || PACKET_remaining(&short_pkt) != len) {
390 fprintf(stderr, "test_PACKET_get_length_prefixed_2() failed\n");
397 static int test_PACKET_get_length_prefixed_3()
399 unsigned char buf[1024];
400 const size_t len = 516; /* 0x000204 */
402 PACKET pkt, short_pkt, subpkt;
404 for (i = 0; i < 1024; i++) {
405 buf[i] = (i * 2) & 0xff;
408 if ( !PACKET_buf_init(&pkt, buf, 1024)
409 || !PACKET_buf_init(&short_pkt, buf, len)
410 || !PACKET_get_length_prefixed_3(&pkt, &subpkt)
411 || PACKET_remaining(&subpkt) != len
412 || !PACKET_get_net_2(&subpkt, &i)
414 || PACKET_get_length_prefixed_3(&short_pkt, &subpkt)
415 || PACKET_remaining(&short_pkt) != len) {
416 fprintf(stderr, "test_PACKET_get_length_prefixed_3() failed\n");
423 int main(int argc, char **argv)
425 unsigned char buf[BUF_LEN];
428 for (i=1; i<=BUF_LEN; i++) {
429 buf[i-1] = (i * 2) & 0xff;
433 if ( !test_PACKET_buf_init()
434 || !test_PACKET_remaining(buf)
435 || !test_PACKET_get_1(buf)
436 || !test_PACKET_get_4(buf)
437 || !test_PACKET_get_net_2(buf)
438 || !test_PACKET_get_net_3(buf)
439 || !test_PACKET_get_net_4(buf)
440 || !test_PACKET_get_sub_packet(buf)
441 || !test_PACKET_get_bytes(buf)
442 || !test_PACKET_copy_bytes(buf)
443 || !test_PACKET_memdup(buf)
444 || !test_PACKET_strndup()
445 || !test_PACKET_move_funcs(buf)
446 || !test_PACKET_get_length_prefixed_1()
447 || !test_PACKET_get_length_prefixed_2()
448 || !test_PACKET_get_length_prefixed_3()) {