ReactOS 0.4.15-dev-6663-gd1e9fe1
test_tcp_oos.c
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1#include "test_tcp_oos.h"
2
3#include "lwip/tcp_impl.h"
4#include "lwip/stats.h"
5#include "tcp_helper.h"
6
7#if !LWIP_STATS || !TCP_STATS || !MEMP_STATS
8#error "This tests needs TCP- and MEMP-statistics enabled"
9#endif
10#if !TCP_QUEUE_OOSEQ
11#error "This tests needs TCP_QUEUE_OOSEQ enabled"
12#endif
13
17#define CHECK_SEGMENTS_ON_OOSEQ 1
18
19#if CHECK_SEGMENTS_ON_OOSEQ
20#define EXPECT_OOSEQ(x) EXPECT(x)
21#else
22#define EXPECT_OOSEQ(x)
23#endif
24
25/* helper functions */
26
28static int tcp_oos_count(struct tcp_pcb* pcb)
29{
30 int num = 0;
31 struct tcp_seg* seg = pcb->ooseq;
32 while(seg != NULL) {
33 num++;
34 seg = seg->next;
35 }
36 return num;
37}
38
40static int tcp_oos_pbuf_count(struct tcp_pcb* pcb)
41{
42 int num = 0;
43 struct tcp_seg* seg = pcb->ooseq;
44 while(seg != NULL) {
45 num += pbuf_clen(seg->p);
46 seg = seg->next;
47 }
48 return num;
49}
50
57static u32_t
58tcp_oos_seg_seqno(struct tcp_pcb* pcb, int seg_index)
59{
60 int num = 0;
61 struct tcp_seg* seg = pcb->ooseq;
62
63 /* then check the actual segment */
64 while(seg != NULL) {
65 if(num == seg_index) {
66 return seg->tcphdr->seqno;
67 }
68 num++;
69 seg = seg->next;
70 }
71 fail();
72 return 0;
73}
74
81static int
82tcp_oos_seg_tcplen(struct tcp_pcb* pcb, int seg_index)
83{
84 int num = 0;
85 struct tcp_seg* seg = pcb->ooseq;
86
87 /* then check the actual segment */
88 while(seg != NULL) {
89 if(num == seg_index) {
90 return TCP_TCPLEN(seg);
91 }
92 num++;
93 seg = seg->next;
94 }
95 fail();
96 return -1;
97}
98
104static int
105tcp_oos_tcplen(struct tcp_pcb* pcb)
106{
107 int len = 0;
108 struct tcp_seg* seg = pcb->ooseq;
109
110 /* then check the actual segment */
111 while(seg != NULL) {
112 len += TCP_TCPLEN(seg);
113 seg = seg->next;
114 }
115 return len;
116}
117
118/* Setup/teardown functions */
119
120static void
121tcp_oos_setup(void)
122{
123 tcp_remove_all();
124}
125
126static void
127tcp_oos_teardown(void)
128{
129 tcp_remove_all();
130 netif_list = NULL;
131 netif_default = NULL;
132}
133
134
135
136/* Test functions */
137
141START_TEST(test_tcp_recv_ooseq_FIN_OOSEQ)
142{
143 struct test_tcp_counters counters;
144 struct tcp_pcb* pcb;
145 struct pbuf *p_8_9, *p_4_8, *p_4_10, *p_2_14, *p_fin, *pinseq;
146 char data[] = {
147 1, 2, 3, 4,
148 5, 6, 7, 8,
149 9, 10, 11, 12,
150 13, 14, 15, 16};
151 ip_addr_t remote_ip, local_ip, netmask;
152 u16_t data_len;
153 u16_t remote_port = 0x100, local_port = 0x101;
154 struct netif netif;
155 LWIP_UNUSED_ARG(_i);
156
157 /* initialize local vars */
158 memset(&netif, 0, sizeof(netif));
159 IP4_ADDR(&local_ip, 192, 168, 1, 1);
160 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
161 IP4_ADDR(&netmask, 255, 255, 255, 0);
162 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
163 data_len = sizeof(data);
164 /* initialize counter struct */
165 memset(&counters, 0, sizeof(counters));
166 counters.expected_data_len = data_len;
167 counters.expected_data = data;
168
169 /* create and initialize the pcb */
170 pcb = test_tcp_new_counters_pcb(&counters);
171 EXPECT_RET(pcb != NULL);
172 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
173
174 /* create segments */
175 /* pinseq is sent as last segment! */
176 pinseq = tcp_create_rx_segment(pcb, &data[0], 4, 0, 0, TCP_ACK);
177 /* p1: 8 bytes before FIN */
178 /* seqno: 8..16 */
179 p_8_9 = tcp_create_rx_segment(pcb, &data[8], 8, 8, 0, TCP_ACK|TCP_FIN);
180 /* p2: 4 bytes before p1, including the first 4 bytes of p1 (partly duplicate) */
181 /* seqno: 4..11 */
182 p_4_8 = tcp_create_rx_segment(pcb, &data[4], 8, 4, 0, TCP_ACK);
183 /* p3: same as p2 but 2 bytes longer */
184 /* seqno: 4..13 */
185 p_4_10 = tcp_create_rx_segment(pcb, &data[4], 10, 4, 0, TCP_ACK);
186 /* p4: 14 bytes before FIN, includes data from p1 and p2, plus partly from pinseq */
187 /* seqno: 2..15 */
188 p_2_14 = tcp_create_rx_segment(pcb, &data[2], 14, 2, 0, TCP_ACK);
189 /* FIN, seqno 16 */
190 p_fin = tcp_create_rx_segment(pcb, NULL, 0,16, 0, TCP_ACK|TCP_FIN);
191 EXPECT(pinseq != NULL);
192 EXPECT(p_8_9 != NULL);
193 EXPECT(p_4_8 != NULL);
194 EXPECT(p_4_10 != NULL);
195 EXPECT(p_2_14 != NULL);
196 EXPECT(p_fin != NULL);
197 if ((pinseq != NULL) && (p_8_9 != NULL) && (p_4_8 != NULL) && (p_4_10 != NULL) && (p_2_14 != NULL) && (p_fin != NULL)) {
198 /* pass the segment to tcp_input */
199 test_tcp_input(p_8_9, &netif);
200 /* check if counters are as expected */
201 EXPECT(counters.close_calls == 0);
202 EXPECT(counters.recv_calls == 0);
203 EXPECT(counters.recved_bytes == 0);
204 EXPECT(counters.err_calls == 0);
205 /* check ooseq queue */
206 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
207 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 8);
208 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 9); /* includes FIN */
209
210 /* pass the segment to tcp_input */
211 test_tcp_input(p_4_8, &netif);
212 /* check if counters are as expected */
213 EXPECT(counters.close_calls == 0);
214 EXPECT(counters.recv_calls == 0);
215 EXPECT(counters.recved_bytes == 0);
216 EXPECT(counters.err_calls == 0);
217 /* check ooseq queue */
218 EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
219 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 4);
220 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 4);
221 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 8);
222 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 9); /* includes FIN */
223
224 /* pass the segment to tcp_input */
225 test_tcp_input(p_4_10, &netif);
226 /* check if counters are as expected */
227 EXPECT(counters.close_calls == 0);
228 EXPECT(counters.recv_calls == 0);
229 EXPECT(counters.recved_bytes == 0);
230 EXPECT(counters.err_calls == 0);
231 /* ooseq queue: unchanged */
232 EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
233 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 4);
234 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 4);
235 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 8);
236 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 9); /* includes FIN */
237
238 /* pass the segment to tcp_input */
239 test_tcp_input(p_2_14, &netif);
240 /* check if counters are as expected */
241 EXPECT(counters.close_calls == 0);
242 EXPECT(counters.recv_calls == 0);
243 EXPECT(counters.recved_bytes == 0);
244 EXPECT(counters.err_calls == 0);
245 /* check ooseq queue */
246 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
247 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 2);
248 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 15); /* includes FIN */
249
250 /* pass the segment to tcp_input */
251 test_tcp_input(p_fin, &netif);
252 /* check if counters are as expected */
253 EXPECT(counters.close_calls == 0);
254 EXPECT(counters.recv_calls == 0);
255 EXPECT(counters.recved_bytes == 0);
256 EXPECT(counters.err_calls == 0);
257 /* ooseq queue: unchanged */
258 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
259 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 2);
260 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 15); /* includes FIN */
261
262 /* pass the segment to tcp_input */
263 test_tcp_input(pinseq, &netif);
264 /* check if counters are as expected */
265 EXPECT(counters.close_calls == 1);
266 EXPECT(counters.recv_calls == 1);
267 EXPECT(counters.recved_bytes == data_len);
268 EXPECT(counters.err_calls == 0);
269 EXPECT(pcb->ooseq == NULL);
270 }
271
272 /* make sure the pcb is freed */
273 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
274 tcp_abort(pcb);
275 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
276}
277END_TEST
278
279
283START_TEST(test_tcp_recv_ooseq_FIN_INSEQ)
284{
285 struct test_tcp_counters counters;
286 struct tcp_pcb* pcb;
287 struct pbuf *p_1_2, *p_4_8, *p_3_11, *p_2_12, *p_15_1, *p_15_1a, *pinseq, *pinseqFIN;
288 char data[] = {
289 1, 2, 3, 4,
290 5, 6, 7, 8,
291 9, 10, 11, 12,
292 13, 14, 15, 16};
293 ip_addr_t remote_ip, local_ip, netmask;
294 u16_t data_len;
295 u16_t remote_port = 0x100, local_port = 0x101;
296 struct netif netif;
297 LWIP_UNUSED_ARG(_i);
298
299 /* initialize local vars */
300 memset(&netif, 0, sizeof(netif));
301 IP4_ADDR(&local_ip, 192, 168, 1, 1);
302 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
303 IP4_ADDR(&netmask, 255, 255, 255, 0);
304 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
305 data_len = sizeof(data);
306 /* initialize counter struct */
307 memset(&counters, 0, sizeof(counters));
308 counters.expected_data_len = data_len;
309 counters.expected_data = data;
310
311 /* create and initialize the pcb */
312 pcb = test_tcp_new_counters_pcb(&counters);
313 EXPECT_RET(pcb != NULL);
314 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
315
316 /* create segments */
317 /* p1: 7 bytes - 2 before FIN */
318 /* seqno: 1..2 */
319 p_1_2 = tcp_create_rx_segment(pcb, &data[1], 2, 1, 0, TCP_ACK);
320 /* p2: 4 bytes before p1, including the first 4 bytes of p1 (partly duplicate) */
321 /* seqno: 4..11 */
322 p_4_8 = tcp_create_rx_segment(pcb, &data[4], 8, 4, 0, TCP_ACK);
323 /* p3: same as p2 but 2 bytes longer and one byte more at the front */
324 /* seqno: 3..13 */
325 p_3_11 = tcp_create_rx_segment(pcb, &data[3], 11, 3, 0, TCP_ACK);
326 /* p4: 13 bytes - 2 before FIN - should be ignored as contained in p1 and p3 */
327 /* seqno: 2..13 */
328 p_2_12 = tcp_create_rx_segment(pcb, &data[2], 12, 2, 0, TCP_ACK);
329 /* pinseq is the first segment that is held back to create ooseq! */
330 /* seqno: 0..3 */
331 pinseq = tcp_create_rx_segment(pcb, &data[0], 4, 0, 0, TCP_ACK);
332 /* p5: last byte before FIN */
333 /* seqno: 15 */
334 p_15_1 = tcp_create_rx_segment(pcb, &data[15], 1, 15, 0, TCP_ACK);
335 /* p6: same as p5, should be ignored */
336 p_15_1a= tcp_create_rx_segment(pcb, &data[15], 1, 15, 0, TCP_ACK);
337 /* pinseqFIN: last 2 bytes plus FIN */
338 /* only segment containing seqno 14 and FIN */
339 pinseqFIN = tcp_create_rx_segment(pcb, &data[14], 2, 14, 0, TCP_ACK|TCP_FIN);
340 EXPECT(pinseq != NULL);
341 EXPECT(p_1_2 != NULL);
342 EXPECT(p_4_8 != NULL);
343 EXPECT(p_3_11 != NULL);
344 EXPECT(p_2_12 != NULL);
345 EXPECT(p_15_1 != NULL);
346 EXPECT(p_15_1a != NULL);
347 EXPECT(pinseqFIN != NULL);
348 if ((pinseq != NULL) && (p_1_2 != NULL) && (p_4_8 != NULL) && (p_3_11 != NULL) && (p_2_12 != NULL)
349 && (p_15_1 != NULL) && (p_15_1a != NULL) && (pinseqFIN != NULL)) {
350 /* pass the segment to tcp_input */
351 test_tcp_input(p_1_2, &netif);
352 /* check if counters are as expected */
353 EXPECT(counters.close_calls == 0);
354 EXPECT(counters.recv_calls == 0);
355 EXPECT(counters.recved_bytes == 0);
356 EXPECT(counters.err_calls == 0);
357 /* check ooseq queue */
358 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
359 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 1);
360 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 2);
361
362 /* pass the segment to tcp_input */
363 test_tcp_input(p_4_8, &netif);
364 /* check if counters are as expected */
365 EXPECT(counters.close_calls == 0);
366 EXPECT(counters.recv_calls == 0);
367 EXPECT(counters.recved_bytes == 0);
368 EXPECT(counters.err_calls == 0);
369 /* check ooseq queue */
370 EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
371 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 1);
372 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 2);
373 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 4);
374 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 8);
375
376 /* pass the segment to tcp_input */
377 test_tcp_input(p_3_11, &netif);
378 /* check if counters are as expected */
379 EXPECT(counters.close_calls == 0);
380 EXPECT(counters.recv_calls == 0);
381 EXPECT(counters.recved_bytes == 0);
382 EXPECT(counters.err_calls == 0);
383 /* check ooseq queue */
384 EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
385 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 1);
386 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 2);
387 /* p_3_11 has removed p_4_8 from ooseq */
388 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 3);
389 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 11);
390
391 /* pass the segment to tcp_input */
392 test_tcp_input(p_2_12, &netif);
393 /* check if counters are as expected */
394 EXPECT(counters.close_calls == 0);
395 EXPECT(counters.recv_calls == 0);
396 EXPECT(counters.recved_bytes == 0);
397 EXPECT(counters.err_calls == 0);
398 /* check ooseq queue */
399 EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
400 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 1);
401 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 1);
402 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 2);
403 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 12);
404
405 /* pass the segment to tcp_input */
406 test_tcp_input(pinseq, &netif);
407 /* check if counters are as expected */
408 EXPECT(counters.close_calls == 0);
409 EXPECT(counters.recv_calls == 1);
410 EXPECT(counters.recved_bytes == 14);
411 EXPECT(counters.err_calls == 0);
412 EXPECT(pcb->ooseq == NULL);
413
414 /* pass the segment to tcp_input */
415 test_tcp_input(p_15_1, &netif);
416 /* check if counters are as expected */
417 EXPECT(counters.close_calls == 0);
418 EXPECT(counters.recv_calls == 1);
419 EXPECT(counters.recved_bytes == 14);
420 EXPECT(counters.err_calls == 0);
421 /* check ooseq queue */
422 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
423 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 15);
424 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 1);
425
426 /* pass the segment to tcp_input */
427 test_tcp_input(p_15_1a, &netif);
428 /* check if counters are as expected */
429 EXPECT(counters.close_calls == 0);
430 EXPECT(counters.recv_calls == 1);
431 EXPECT(counters.recved_bytes == 14);
432 EXPECT(counters.err_calls == 0);
433 /* check ooseq queue: unchanged */
434 EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
435 EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 15);
436 EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 1);
437
438 /* pass the segment to tcp_input */
439 test_tcp_input(pinseqFIN, &netif);
440 /* check if counters are as expected */
441 EXPECT(counters.close_calls == 1);
442 EXPECT(counters.recv_calls == 2);
443 EXPECT(counters.recved_bytes == data_len);
444 EXPECT(counters.err_calls == 0);
445 EXPECT(pcb->ooseq == NULL);
446 }
447
448 /* make sure the pcb is freed */
449 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
450 tcp_abort(pcb);
451 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
452}
453END_TEST
454
455static char data_full_wnd[TCP_WND];
456
459START_TEST(test_tcp_recv_ooseq_overrun_rxwin)
460{
461#if !TCP_OOSEQ_MAX_BYTES && !TCP_OOSEQ_MAX_PBUFS
462 int i, k;
463 struct test_tcp_counters counters;
464 struct tcp_pcb* pcb;
465 struct pbuf *pinseq, *p_ovr;
466 ip_addr_t remote_ip, local_ip, netmask;
467 u16_t remote_port = 0x100, local_port = 0x101;
468 struct netif netif;
469 int datalen = 0;
470 int datalen2;
471
472 for(i = 0; i < sizeof(data_full_wnd); i++) {
473 data_full_wnd[i] = (char)i;
474 }
475
476 /* initialize local vars */
477 memset(&netif, 0, sizeof(netif));
478 IP4_ADDR(&local_ip, 192, 168, 1, 1);
479 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
480 IP4_ADDR(&netmask, 255, 255, 255, 0);
481 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
482 /* initialize counter struct */
483 memset(&counters, 0, sizeof(counters));
484 counters.expected_data_len = TCP_WND;
485 counters.expected_data = data_full_wnd;
486
487 /* create and initialize the pcb */
488 pcb = test_tcp_new_counters_pcb(&counters);
489 EXPECT_RET(pcb != NULL);
490 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
491 pcb->rcv_nxt = 0x8000;
492
493 /* create segments */
494 /* pinseq is sent as last segment! */
495 pinseq = tcp_create_rx_segment(pcb, &data_full_wnd[0], TCP_MSS, 0, 0, TCP_ACK);
496
497 for(i = TCP_MSS, k = 0; i < TCP_WND; i += TCP_MSS, k++) {
498 int count, expected_datalen;
499 struct pbuf *p = tcp_create_rx_segment(pcb, &data_full_wnd[TCP_MSS*(k+1)],
500 TCP_MSS, TCP_MSS*(k+1), 0, TCP_ACK);
501 EXPECT_RET(p != NULL);
502 /* pass the segment to tcp_input */
503 test_tcp_input(p, &netif);
504 /* check if counters are as expected */
505 EXPECT(counters.close_calls == 0);
506 EXPECT(counters.recv_calls == 0);
507 EXPECT(counters.recved_bytes == 0);
508 EXPECT(counters.err_calls == 0);
509 /* check ooseq queue */
510 count = tcp_oos_count(pcb);
511 EXPECT_OOSEQ(count == k+1);
512 datalen = tcp_oos_tcplen(pcb);
513 if (i + TCP_MSS < TCP_WND) {
514 expected_datalen = (k+1)*TCP_MSS;
515 } else {
516 expected_datalen = TCP_WND - TCP_MSS;
517 }
518 if (datalen != expected_datalen) {
519 EXPECT_OOSEQ(datalen == expected_datalen);
520 }
521 }
522
523 /* pass in one more segment, cleary overrunning the rxwin */
524 p_ovr = tcp_create_rx_segment(pcb, &data_full_wnd[TCP_MSS*(k+1)], TCP_MSS, TCP_MSS*(k+1), 0, TCP_ACK);
525 EXPECT_RET(p_ovr != NULL);
526 /* pass the segment to tcp_input */
527 test_tcp_input(p_ovr, &netif);
528 /* check if counters are as expected */
529 EXPECT(counters.close_calls == 0);
530 EXPECT(counters.recv_calls == 0);
531 EXPECT(counters.recved_bytes == 0);
532 EXPECT(counters.err_calls == 0);
533 /* check ooseq queue */
534 EXPECT_OOSEQ(tcp_oos_count(pcb) == k);
535 datalen2 = tcp_oos_tcplen(pcb);
536 EXPECT_OOSEQ(datalen == datalen2);
537
538 /* now pass inseq */
539 test_tcp_input(pinseq, &netif);
540 EXPECT(pcb->ooseq == NULL);
541
542 /* make sure the pcb is freed */
543 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
544 tcp_abort(pcb);
545 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
546#endif /* !TCP_OOSEQ_MAX_BYTES && !TCP_OOSEQ_MAX_PBUFS */
547 LWIP_UNUSED_ARG(_i);
548}
549END_TEST
550
551START_TEST(test_tcp_recv_ooseq_max_bytes)
552{
553#if TCP_OOSEQ_MAX_BYTES && (TCP_OOSEQ_MAX_BYTES < (TCP_WND + 1)) && (PBUF_POOL_BUFSIZE >= (TCP_MSS + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))
554 int i, k;
555 struct test_tcp_counters counters;
556 struct tcp_pcb* pcb;
557 struct pbuf *p_ovr;
558 ip_addr_t remote_ip, local_ip, netmask;
559 u16_t remote_port = 0x100, local_port = 0x101;
560 struct netif netif;
561 int datalen = 0;
562 int datalen2;
563
564 for(i = 0; i < sizeof(data_full_wnd); i++) {
565 data_full_wnd[i] = (char)i;
566 }
567
568 /* initialize local vars */
569 memset(&netif, 0, sizeof(netif));
570 IP4_ADDR(&local_ip, 192, 168, 1, 1);
571 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
572 IP4_ADDR(&netmask, 255, 255, 255, 0);
573 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
574 /* initialize counter struct */
575 memset(&counters, 0, sizeof(counters));
576 counters.expected_data_len = TCP_WND;
577 counters.expected_data = data_full_wnd;
578
579 /* create and initialize the pcb */
580 pcb = test_tcp_new_counters_pcb(&counters);
581 EXPECT_RET(pcb != NULL);
582 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
583 pcb->rcv_nxt = 0x8000;
584
585 /* don't 'recv' the first segment (1 byte) so that all other segments will be ooseq */
586
587 /* create segments and 'recv' them */
588 for(k = 1, i = 1; k < TCP_OOSEQ_MAX_BYTES; k += TCP_MSS, i++) {
589 int count;
590 struct pbuf *p = tcp_create_rx_segment(pcb, &data_full_wnd[k],
591 TCP_MSS, k, 0, TCP_ACK);
592 EXPECT_RET(p != NULL);
593 EXPECT_RET(p->next == NULL);
594 /* pass the segment to tcp_input */
595 test_tcp_input(p, &netif);
596 /* check if counters are as expected */
597 EXPECT(counters.close_calls == 0);
598 EXPECT(counters.recv_calls == 0);
599 EXPECT(counters.recved_bytes == 0);
600 EXPECT(counters.err_calls == 0);
601 /* check ooseq queue */
602 count = tcp_oos_pbuf_count(pcb);
603 EXPECT_OOSEQ(count == i);
604 datalen = tcp_oos_tcplen(pcb);
605 EXPECT_OOSEQ(datalen == (i * TCP_MSS));
606 }
607
608 /* pass in one more segment, overrunning the limit */
609 p_ovr = tcp_create_rx_segment(pcb, &data_full_wnd[k+1], 1, k+1, 0, TCP_ACK);
610 EXPECT_RET(p_ovr != NULL);
611 /* pass the segment to tcp_input */
612 test_tcp_input(p_ovr, &netif);
613 /* check if counters are as expected */
614 EXPECT(counters.close_calls == 0);
615 EXPECT(counters.recv_calls == 0);
616 EXPECT(counters.recved_bytes == 0);
617 EXPECT(counters.err_calls == 0);
618 /* check ooseq queue (ensure the new segment was not accepted) */
619 EXPECT_OOSEQ(tcp_oos_count(pcb) == (i-1));
620 datalen2 = tcp_oos_tcplen(pcb);
621 EXPECT_OOSEQ(datalen2 == ((i-1) * TCP_MSS));
622
623 /* make sure the pcb is freed */
624 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
625 tcp_abort(pcb);
626 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
627#endif /* TCP_OOSEQ_MAX_BYTES && (TCP_OOSEQ_MAX_BYTES < (TCP_WND + 1)) && (PBUF_POOL_BUFSIZE >= (TCP_MSS + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN)) */
628 LWIP_UNUSED_ARG(_i);
629}
630END_TEST
631
632START_TEST(test_tcp_recv_ooseq_max_pbufs)
633{
634#if TCP_OOSEQ_MAX_PBUFS && (TCP_OOSEQ_MAX_PBUFS < ((TCP_WND / TCP_MSS) + 1)) && (PBUF_POOL_BUFSIZE >= (TCP_MSS + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))
635 int i;
636 struct test_tcp_counters counters;
637 struct tcp_pcb* pcb;
638 struct pbuf *p_ovr;
639 ip_addr_t remote_ip, local_ip, netmask;
640 u16_t remote_port = 0x100, local_port = 0x101;
641 struct netif netif;
642 int datalen = 0;
643 int datalen2;
644
645 for(i = 0; i < sizeof(data_full_wnd); i++) {
646 data_full_wnd[i] = (char)i;
647 }
648
649 /* initialize local vars */
650 memset(&netif, 0, sizeof(netif));
651 IP4_ADDR(&local_ip, 192, 168, 1, 1);
652 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
653 IP4_ADDR(&netmask, 255, 255, 255, 0);
654 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
655 /* initialize counter struct */
656 memset(&counters, 0, sizeof(counters));
657 counters.expected_data_len = TCP_WND;
658 counters.expected_data = data_full_wnd;
659
660 /* create and initialize the pcb */
661 pcb = test_tcp_new_counters_pcb(&counters);
662 EXPECT_RET(pcb != NULL);
663 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
664 pcb->rcv_nxt = 0x8000;
665
666 /* don't 'recv' the first segment (1 byte) so that all other segments will be ooseq */
667
668 /* create segments and 'recv' them */
669 for(i = 1; i <= TCP_OOSEQ_MAX_PBUFS; i++) {
670 int count;
671 struct pbuf *p = tcp_create_rx_segment(pcb, &data_full_wnd[i],
672 1, i, 0, TCP_ACK);
673 EXPECT_RET(p != NULL);
674 EXPECT_RET(p->next == NULL);
675 /* pass the segment to tcp_input */
676 test_tcp_input(p, &netif);
677 /* check if counters are as expected */
678 EXPECT(counters.close_calls == 0);
679 EXPECT(counters.recv_calls == 0);
680 EXPECT(counters.recved_bytes == 0);
681 EXPECT(counters.err_calls == 0);
682 /* check ooseq queue */
683 count = tcp_oos_pbuf_count(pcb);
684 EXPECT_OOSEQ(count == i);
685 datalen = tcp_oos_tcplen(pcb);
686 EXPECT_OOSEQ(datalen == i);
687 }
688
689 /* pass in one more segment, overrunning the limit */
690 p_ovr = tcp_create_rx_segment(pcb, &data_full_wnd[i+1], 1, i+1, 0, TCP_ACK);
691 EXPECT_RET(p_ovr != NULL);
692 /* pass the segment to tcp_input */
693 test_tcp_input(p_ovr, &netif);
694 /* check if counters are as expected */
695 EXPECT(counters.close_calls == 0);
696 EXPECT(counters.recv_calls == 0);
697 EXPECT(counters.recved_bytes == 0);
698 EXPECT(counters.err_calls == 0);
699 /* check ooseq queue (ensure the new segment was not accepted) */
700 EXPECT_OOSEQ(tcp_oos_count(pcb) == (i-1));
701 datalen2 = tcp_oos_tcplen(pcb);
702 EXPECT_OOSEQ(datalen2 == (i-1));
703
704 /* make sure the pcb is freed */
705 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
706 tcp_abort(pcb);
707 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
708#endif /* TCP_OOSEQ_MAX_PBUFS && (TCP_OOSEQ_MAX_BYTES < (TCP_WND + 1)) && (PBUF_POOL_BUFSIZE >= (TCP_MSS + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN)) */
709 LWIP_UNUSED_ARG(_i);
710}
711END_TEST
712
713static void
714check_rx_counters(struct tcp_pcb *pcb, struct test_tcp_counters *counters, u32_t exp_close_calls, u32_t exp_rx_calls,
715 u32_t exp_rx_bytes, u32_t exp_err_calls, int exp_oos_count, int exp_oos_len)
716{
717 int oos_len;
718 EXPECT(counters->close_calls == exp_close_calls);
719 EXPECT(counters->recv_calls == exp_rx_calls);
720 EXPECT(counters->recved_bytes == exp_rx_bytes);
721 EXPECT(counters->err_calls == exp_err_calls);
722 /* check that pbuf is queued in ooseq */
723 EXPECT_OOSEQ(tcp_oos_count(pcb) == exp_oos_count);
724 oos_len = tcp_oos_tcplen(pcb);
725 EXPECT_OOSEQ(exp_oos_len == oos_len);
726}
727
728/* this test uses 4 packets:
729 * - data (len=TCP_MSS)
730 * - FIN
731 * - data after FIN (len=1) (invalid)
732 * - 2nd FIN (invalid)
733 *
734 * the parameter 'delay_packet' is a bitmask that choses which on these packets is ooseq
735 */
736static void test_tcp_recv_ooseq_double_FINs(int delay_packet)
737{
738 int i, k;
739 struct test_tcp_counters counters;
740 struct tcp_pcb* pcb;
741 struct pbuf *p_normal_fin, *p_data_after_fin, *p, *p_2nd_fin_ooseq;
742 ip_addr_t remote_ip, local_ip, netmask;
743 u16_t remote_port = 0x100, local_port = 0x101;
744 struct netif netif;
745 u32_t exp_rx_calls = 0, exp_rx_bytes = 0, exp_close_calls = 0, exp_oos_pbufs = 0, exp_oos_tcplen = 0;
746 int first_dropped = 0xff;
747 int last_dropped = 0;
748
749 for(i = 0; i < sizeof(data_full_wnd); i++) {
750 data_full_wnd[i] = (char)i;
751 }
752
753 /* initialize local vars */
754 memset(&netif, 0, sizeof(netif));
755 IP4_ADDR(&local_ip, 192, 168, 1, 1);
756 IP4_ADDR(&remote_ip, 192, 168, 1, 2);
757 IP4_ADDR(&netmask, 255, 255, 255, 0);
758 test_tcp_init_netif(&netif, NULL, &local_ip, &netmask);
759 /* initialize counter struct */
760 memset(&counters, 0, sizeof(counters));
761 counters.expected_data_len = TCP_WND;
762 counters.expected_data = data_full_wnd;
763
764 /* create and initialize the pcb */
765 pcb = test_tcp_new_counters_pcb(&counters);
766 EXPECT_RET(pcb != NULL);
767 tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
768 pcb->rcv_nxt = 0x8000;
769
770 /* create segments */
771 p = tcp_create_rx_segment(pcb, &data_full_wnd[0], TCP_MSS, 0, 0, TCP_ACK);
772 p_normal_fin = tcp_create_rx_segment(pcb, NULL, 0, TCP_MSS, 0, TCP_ACK|TCP_FIN);
773 k = 1;
774 p_data_after_fin = tcp_create_rx_segment(pcb, &data_full_wnd[TCP_MSS+1], k, TCP_MSS+1, 0, TCP_ACK);
775 p_2nd_fin_ooseq = tcp_create_rx_segment(pcb, NULL, 0, TCP_MSS+1+k, 0, TCP_ACK|TCP_FIN);
776
777 if(delay_packet & 1) {
778 /* drop normal data */
779 first_dropped = 1;
780 last_dropped = 1;
781 } else {
782 /* send normal data */
783 test_tcp_input(p, &netif);
784 exp_rx_calls++;
785 exp_rx_bytes += TCP_MSS;
786 }
787 /* check if counters are as expected */
788 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
789
790 if(delay_packet & 2) {
791 /* drop FIN */
792 if(first_dropped > 2) {
793 first_dropped = 2;
794 }
795 last_dropped = 2;
796 } else {
797 /* send FIN */
798 test_tcp_input(p_normal_fin, &netif);
799 if (first_dropped < 2) {
800 /* already dropped packets, this one is ooseq */
801 exp_oos_pbufs++;
802 exp_oos_tcplen++;
803 } else {
804 /* inseq */
805 exp_close_calls++;
806 }
807 }
808 /* check if counters are as expected */
809 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
810
811 if(delay_packet & 4) {
812 /* drop data-after-FIN */
813 if(first_dropped > 3) {
814 first_dropped = 3;
815 }
816 last_dropped = 3;
817 } else {
818 /* send data-after-FIN */
819 test_tcp_input(p_data_after_fin, &netif);
820 if (first_dropped < 3) {
821 /* already dropped packets, this one is ooseq */
822 if (delay_packet & 2) {
823 /* correct FIN was ooseq */
824 exp_oos_pbufs++;
825 exp_oos_tcplen += k;
826 }
827 } else {
828 /* inseq: no change */
829 }
830 }
831 /* check if counters are as expected */
832 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
833
834 if(delay_packet & 8) {
835 /* drop 2nd-FIN */
836 if(first_dropped > 4) {
837 first_dropped = 4;
838 }
839 last_dropped = 4;
840 } else {
841 /* send 2nd-FIN */
842 test_tcp_input(p_2nd_fin_ooseq, &netif);
843 if (first_dropped < 3) {
844 /* already dropped packets, this one is ooseq */
845 if (delay_packet & 2) {
846 /* correct FIN was ooseq */
847 exp_oos_pbufs++;
848 exp_oos_tcplen++;
849 }
850 } else {
851 /* inseq: no change */
852 }
853 }
854 /* check if counters are as expected */
855 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
856
857 if(delay_packet & 1) {
858 /* dropped normal data before */
859 test_tcp_input(p, &netif);
860 exp_rx_calls++;
861 exp_rx_bytes += TCP_MSS;
862 if((delay_packet & 2) == 0) {
863 /* normal FIN was NOT delayed */
864 exp_close_calls++;
865 exp_oos_pbufs = exp_oos_tcplen = 0;
866 }
867 }
868 /* check if counters are as expected */
869 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
870
871 if(delay_packet & 2) {
872 /* dropped normal FIN before */
873 test_tcp_input(p_normal_fin, &netif);
874 exp_close_calls++;
875 exp_oos_pbufs = exp_oos_tcplen = 0;
876 }
877 /* check if counters are as expected */
878 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
879
880 if(delay_packet & 4) {
881 /* dropped data-after-FIN before */
882 test_tcp_input(p_data_after_fin, &netif);
883 }
884 /* check if counters are as expected */
885 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
886
887 if(delay_packet & 8) {
888 /* dropped 2nd-FIN before */
889 test_tcp_input(p_2nd_fin_ooseq, &netif);
890 }
891 /* check if counters are as expected */
892 check_rx_counters(pcb, &counters, exp_close_calls, exp_rx_calls, exp_rx_bytes, 0, exp_oos_pbufs, exp_oos_tcplen);
893
894 /* check that ooseq data has been dumped */
895 EXPECT(pcb->ooseq == NULL);
896
897 /* make sure the pcb is freed */
898 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
899 tcp_abort(pcb);
900 EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
901}
902
905#define FIN_TEST(name, num) \
906 START_TEST(name) \
907 { \
908 LWIP_UNUSED_ARG(_i); \
909 test_tcp_recv_ooseq_double_FINs(num); \
910 } \
911 END_TEST
912FIN_TEST(test_tcp_recv_ooseq_double_FIN_0, 0)
913FIN_TEST(test_tcp_recv_ooseq_double_FIN_1, 1)
914FIN_TEST(test_tcp_recv_ooseq_double_FIN_2, 2)
915FIN_TEST(test_tcp_recv_ooseq_double_FIN_3, 3)
916FIN_TEST(test_tcp_recv_ooseq_double_FIN_4, 4)
917FIN_TEST(test_tcp_recv_ooseq_double_FIN_5, 5)
918FIN_TEST(test_tcp_recv_ooseq_double_FIN_6, 6)
919FIN_TEST(test_tcp_recv_ooseq_double_FIN_7, 7)
920FIN_TEST(test_tcp_recv_ooseq_double_FIN_8, 8)
921FIN_TEST(test_tcp_recv_ooseq_double_FIN_9, 9)
922FIN_TEST(test_tcp_recv_ooseq_double_FIN_10, 10)
923FIN_TEST(test_tcp_recv_ooseq_double_FIN_11, 11)
924FIN_TEST(test_tcp_recv_ooseq_double_FIN_12, 12)
925FIN_TEST(test_tcp_recv_ooseq_double_FIN_13, 13)
926FIN_TEST(test_tcp_recv_ooseq_double_FIN_14, 14)
927FIN_TEST(test_tcp_recv_ooseq_double_FIN_15, 15)
928
929
931Suite *
932tcp_oos_suite(void)
933{
934 TFun tests[] = {
935 test_tcp_recv_ooseq_FIN_OOSEQ,
936 test_tcp_recv_ooseq_FIN_INSEQ,
937 test_tcp_recv_ooseq_overrun_rxwin,
938 test_tcp_recv_ooseq_max_bytes,
939 test_tcp_recv_ooseq_max_pbufs,
940 test_tcp_recv_ooseq_double_FIN_0,
941 test_tcp_recv_ooseq_double_FIN_1,
942 test_tcp_recv_ooseq_double_FIN_2,
943 test_tcp_recv_ooseq_double_FIN_3,
944 test_tcp_recv_ooseq_double_FIN_4,
945 test_tcp_recv_ooseq_double_FIN_5,
946 test_tcp_recv_ooseq_double_FIN_6,
947 test_tcp_recv_ooseq_double_FIN_7,
948 test_tcp_recv_ooseq_double_FIN_8,
949 test_tcp_recv_ooseq_double_FIN_9,
950 test_tcp_recv_ooseq_double_FIN_10,
951 test_tcp_recv_ooseq_double_FIN_11,
952 test_tcp_recv_ooseq_double_FIN_12,
953 test_tcp_recv_ooseq_double_FIN_13,
954 test_tcp_recv_ooseq_double_FIN_14,
955 test_tcp_recv_ooseq_double_FIN_15
956 };
957 return create_suite("TCP_OOS", tests, sizeof(tests)/sizeof(TFun), tcp_oos_setup, tcp_oos_teardown);
958}
LWIP_UNUSED_ARG
#define LWIP_UNUSED_ARG(x)
Definition: arch.h:73
START_TEST
#define START_TEST(x)
Definition: atltest.h:75
NULL
#define NULL
Definition: types.h:112
char
unsigned char
Definition: typeof.h:29
u32_t
unsigned long u32_t
Definition: cc.h:25
u16_t
unsigned short u16_t
Definition: cc.h:24
count
GLuint GLuint GLsizei count
Definition: gl.h:1545
data
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
counters
GLint GLint GLsizei GLuint * counters
Definition: glext.h:11114
p
GLfloat GLfloat p
Definition: glext.h:8902
num
GLuint GLuint num
Definition: glext.h:9618
len
GLenum GLsizei len
Definition: glext.h:6722
i
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
IP4_ADDR
#define IP4_ADDR(ipaddr, a, b, c, d)
Definition: ip_addr.h:139
ip_addr_t
typedefPACK_STRUCT_END struct ip_addr ip_addr_t
Definition: ip_addr.h:64
datalen
int const JOCTET unsigned int datalen
Definition: jpeglib.h:1031
create_suite
static Suite * create_suite(const char *name, TFun *tests, size_t num_tests, SFun setup, SFun teardown)
Definition: lwip_check.h:20
EXPECT
#define EXPECT(x)
Definition: lwip_check.h:11
EXPECT_RET
#define EXPECT_RET(x)
Definition: lwip_check.h:12
tests
static struct test_info tests[]
k
int k
Definition: mpi.c:3369
netif_list
struct netif * netif_list
Definition: netif.c:75
netif_default
struct netif * netif_default
Definition: netif.c:76
TCP_OOSEQ_MAX_PBUFS
#define TCP_OOSEQ_MAX_PBUFS
Definition: opt.h:1019
TCP_WND
#define TCP_WND
Definition: opt.h:923
TCP_OOSEQ_MAX_BYTES
#define TCP_OOSEQ_MAX_BYTES
Definition: opt.h:1011
TCP_MSS
#define TCP_MSS
Definition: opt.h:956
pbuf_clen
u8_t pbuf_clen(struct pbuf *p)
Definition: pbuf.c:704
memset
#define memset(x, y, z)
Definition: compat.h:39
netif
Definition: netif.h:136
netif::netmask
ip_addr_t netmask
Definition: netif.h:142
pbuf
Definition: pbuf.h:79
test_tcp_counters
Definition: tcp_helper.h:10
test_tcp_input
void test_tcp_input(struct pbuf *p, struct netif *inp)
Definition: tcp_helper.c:238
tcp_create_rx_segment
struct pbuf * tcp_create_rx_segment(struct tcp_pcb *pcb, void *data, size_t data_len, u32_t seqno_offset, u32_t ackno_offset, u8_t headerflags)
Definition: tcp_helper.c:118
test_tcp_new_counters_pcb
struct tcp_pcb * test_tcp_new_counters_pcb(struct test_tcp_counters *counters)
Definition: tcp_helper.c:223
tcp_remove_all
void tcp_remove_all(void)
Definition: tcp_helper.c:28
test_tcp_init_netif
void test_tcp_init_netif(struct netif *netif, struct test_tcp_txcounters *txcounters, ip_addr_t *ip_addr, ip_addr_t *netmask)
Definition: tcp_helper.c:283
tcp_helper.h
tcp_impl.h
tcp_set_state
static __inline void tcp_set_state(struct sock *sk, int state)
Definition: tcpcore.h:3256
tcp_oos_seg_tcplen
static int tcp_oos_seg_tcplen(struct tcp_pcb *pcb, int seg_index)
Definition: test_tcp_oos.c:82
check_rx_counters
static END_TEST void check_rx_counters(struct tcp_pcb *pcb, struct test_tcp_counters *counters, u32_t exp_close_calls, u32_t exp_rx_calls, u32_t exp_rx_bytes, u32_t exp_err_calls, int exp_oos_count, int exp_oos_len)
Definition: test_tcp_oos.c:714
test_tcp_recv_ooseq_double_FINs
static void test_tcp_recv_ooseq_double_FINs(int delay_packet)
Definition: test_tcp_oos.c:736
FIN_TEST
#define FIN_TEST(name, num)
Definition: test_tcp_oos.c:905
tcp_oos_suite
Suite * tcp_oos_suite(void)
Definition: test_tcp_oos.c:932
tcp_oos_tcplen
static int tcp_oos_tcplen(struct tcp_pcb *pcb)
Definition: test_tcp_oos.c:105
tcp_oos_setup
static void tcp_oos_setup(void)
Definition: test_tcp_oos.c:121
tcp_oos_pbuf_count
static int tcp_oos_pbuf_count(struct tcp_pcb *pcb)
Definition: test_tcp_oos.c:40
tcp_oos_teardown
static void tcp_oos_teardown(void)
Definition: test_tcp_oos.c:127
EXPECT_OOSEQ
#define EXPECT_OOSEQ(x)
Definition: test_tcp_oos.c:20
tcp_oos_count
static int tcp_oos_count(struct tcp_pcb *pcb)
Definition: test_tcp_oos.c:28
tcp_oos_seg_seqno
static u32_t tcp_oos_seg_seqno(struct tcp_pcb *pcb, int seg_index)
Definition: test_tcp_oos.c:58
data_full_wnd
static END_TEST char data_full_wnd[TCP_WND]
Definition: test_tcp_oos.c:455
test_tcp_oos.h