Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #include "test.h" |
| 21 | #include <pjlib.h> |
| 22 | |
| 23 | /** |
| 24 | * \page page_pjlib_activesock_test Test: Active Socket |
| 25 | * |
| 26 | * This file is <b>pjlib-test/activesock.c</b> |
| 27 | * |
| 28 | * \include pjlib-test/activesock.c |
| 29 | */ |
| 30 | |
| 31 | #if INCLUDE_ACTIVESOCK_TEST |
| 32 | |
| 33 | #define THIS_FILE "activesock.c" |
| 34 | |
| 35 | |
| 36 | /******************************************************************* |
| 37 | * Simple UDP echo server. |
| 38 | */ |
| 39 | struct udp_echo_srv |
| 40 | { |
| 41 | pj_activesock_t *asock; |
| 42 | pj_bool_t echo_enabled; |
| 43 | pj_uint16_t port; |
| 44 | pj_ioqueue_op_key_t send_key; |
| 45 | pj_status_t status; |
| 46 | unsigned rx_cnt; |
| 47 | unsigned rx_err_cnt, tx_err_cnt; |
| 48 | }; |
| 49 | |
| 50 | static void udp_echo_err(const char *title, pj_status_t status) |
| 51 | { |
| 52 | char errmsg[PJ_ERR_MSG_SIZE]; |
| 53 | |
| 54 | pj_strerror(status, errmsg, sizeof(errmsg)); |
| 55 | PJ_LOG(3,(THIS_FILE, " error: %s: %s", title, errmsg)); |
| 56 | } |
| 57 | |
| 58 | static pj_bool_t udp_echo_srv_on_data_recvfrom(pj_activesock_t *asock, |
| 59 | void *data, |
| 60 | pj_size_t size, |
| 61 | const pj_sockaddr_t *src_addr, |
| 62 | int addr_len, |
| 63 | pj_status_t status) |
| 64 | { |
| 65 | struct udp_echo_srv *srv; |
| 66 | pj_ssize_t sent; |
| 67 | |
| 68 | |
| 69 | srv = (struct udp_echo_srv*) pj_activesock_get_user_data(asock); |
| 70 | |
| 71 | if (status != PJ_SUCCESS) { |
| 72 | srv->status = status; |
| 73 | srv->rx_err_cnt++; |
| 74 | udp_echo_err("recvfrom() callback", status); |
| 75 | return PJ_TRUE; |
| 76 | } |
| 77 | |
| 78 | srv->rx_cnt++; |
| 79 | |
| 80 | /* Send back if echo is enabled */ |
| 81 | if (srv->echo_enabled) { |
| 82 | sent = size; |
| 83 | srv->status = pj_activesock_sendto(asock, &srv->send_key, data, |
| 84 | &sent, 0, |
| 85 | src_addr, addr_len); |
| 86 | if (srv->status != PJ_SUCCESS) { |
| 87 | srv->tx_err_cnt++; |
| 88 | udp_echo_err("sendto()", status); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | return PJ_TRUE; |
| 93 | } |
| 94 | |
| 95 | |
| 96 | static pj_status_t udp_echo_srv_create(pj_pool_t *pool, |
| 97 | pj_ioqueue_t *ioqueue, |
| 98 | pj_bool_t enable_echo, |
| 99 | struct udp_echo_srv **p_srv) |
| 100 | { |
| 101 | struct udp_echo_srv *srv; |
| 102 | pj_sock_t sock_fd = PJ_INVALID_SOCKET; |
| 103 | pj_sockaddr addr; |
| 104 | pj_activesock_cb activesock_cb; |
| 105 | pj_status_t status; |
| 106 | |
| 107 | srv = PJ_POOL_ZALLOC_T(pool, struct udp_echo_srv); |
| 108 | srv->echo_enabled = enable_echo; |
| 109 | |
| 110 | pj_sockaddr_in_init(&addr.ipv4, NULL, 0); |
| 111 | |
| 112 | pj_bzero(&activesock_cb, sizeof(activesock_cb)); |
| 113 | activesock_cb.on_data_recvfrom = &udp_echo_srv_on_data_recvfrom; |
| 114 | |
| 115 | status = pj_activesock_create_udp(pool, &addr, NULL, ioqueue, &activesock_cb, |
| 116 | srv, &srv->asock, &addr); |
| 117 | if (status != PJ_SUCCESS) { |
| 118 | pj_sock_close(sock_fd); |
| 119 | udp_echo_err("pj_activesock_create()", status); |
| 120 | return status; |
| 121 | } |
| 122 | |
| 123 | srv->port = pj_ntohs(addr.ipv4.sin_port); |
| 124 | |
| 125 | pj_ioqueue_op_key_init(&srv->send_key, sizeof(srv->send_key)); |
| 126 | |
| 127 | status = pj_activesock_start_recvfrom(srv->asock, pool, 32, 0); |
| 128 | if (status != PJ_SUCCESS) { |
| 129 | pj_activesock_close(srv->asock); |
| 130 | udp_echo_err("pj_activesock_start_recvfrom()", status); |
| 131 | return status; |
| 132 | } |
| 133 | |
| 134 | |
| 135 | *p_srv = srv; |
| 136 | return PJ_SUCCESS; |
| 137 | } |
| 138 | |
| 139 | static void udp_echo_srv_destroy(struct udp_echo_srv *srv) |
| 140 | { |
| 141 | pj_activesock_close(srv->asock); |
| 142 | } |
| 143 | |
| 144 | /******************************************************************* |
| 145 | * UDP ping pong test (send packet back and forth between two UDP echo |
| 146 | * servers. |
| 147 | */ |
| 148 | static int udp_ping_pong_test(void) |
| 149 | { |
| 150 | pj_ioqueue_t *ioqueue = NULL; |
| 151 | pj_pool_t *pool = NULL; |
| 152 | struct udp_echo_srv *srv1=NULL, *srv2=NULL; |
| 153 | pj_bool_t need_send = PJ_TRUE; |
| 154 | unsigned data = 0; |
| 155 | int count, ret; |
| 156 | pj_status_t status; |
| 157 | |
| 158 | pool = pj_pool_create(mem, "pingpong", 512, 512, NULL); |
| 159 | if (!pool) |
| 160 | return -10; |
| 161 | |
| 162 | status = pj_ioqueue_create(pool, 4, &ioqueue); |
| 163 | if (status != PJ_SUCCESS) { |
| 164 | ret = -20; |
| 165 | udp_echo_err("pj_ioqueue_create()", status); |
| 166 | goto on_return; |
| 167 | } |
| 168 | |
| 169 | status = udp_echo_srv_create(pool, ioqueue, PJ_TRUE, &srv1); |
| 170 | if (status != PJ_SUCCESS) { |
| 171 | ret = -30; |
| 172 | goto on_return; |
| 173 | } |
| 174 | |
| 175 | status = udp_echo_srv_create(pool, ioqueue, PJ_TRUE, &srv2); |
| 176 | if (status != PJ_SUCCESS) { |
| 177 | ret = -40; |
| 178 | goto on_return; |
| 179 | } |
| 180 | |
| 181 | /* initiate the first send */ |
| 182 | for (count=0; count<1000; ++count) { |
| 183 | unsigned last_rx1, last_rx2; |
| 184 | unsigned i; |
| 185 | |
| 186 | if (need_send) { |
| 187 | pj_str_t loopback; |
| 188 | pj_sockaddr_in addr; |
| 189 | pj_ssize_t sent; |
| 190 | |
| 191 | ++data; |
| 192 | |
| 193 | sent = sizeof(data); |
| 194 | loopback = pj_str("127.0.0.1"); |
| 195 | pj_sockaddr_in_init(&addr, &loopback, srv2->port); |
| 196 | status = pj_activesock_sendto(srv1->asock, &srv1->send_key, |
| 197 | &data, &sent, 0, |
| 198 | &addr, sizeof(addr)); |
| 199 | if (status != PJ_SUCCESS && status != PJ_EPENDING) { |
| 200 | ret = -50; |
| 201 | udp_echo_err("sendto()", status); |
| 202 | goto on_return; |
| 203 | } |
| 204 | |
| 205 | need_send = PJ_FALSE; |
| 206 | } |
| 207 | |
| 208 | last_rx1 = srv1->rx_cnt; |
| 209 | last_rx2 = srv2->rx_cnt; |
| 210 | |
| 211 | for (i=0; i<10 && last_rx1 == srv1->rx_cnt && last_rx2 == srv2->rx_cnt; ++i) { |
| 212 | pj_time_val delay = {0, 10}; |
| 213 | #ifdef PJ_SYMBIAN |
| 214 | PJ_UNUSED_ARG(delay); |
| 215 | pj_symbianos_poll(-1, 100); |
| 216 | #else |
| 217 | pj_ioqueue_poll(ioqueue, &delay); |
| 218 | #endif |
| 219 | } |
| 220 | |
| 221 | if (srv1->rx_err_cnt+srv1->tx_err_cnt != 0 || |
| 222 | srv2->rx_err_cnt+srv2->tx_err_cnt != 0) |
| 223 | { |
| 224 | /* Got error */ |
| 225 | ret = -60; |
| 226 | goto on_return; |
| 227 | } |
| 228 | |
| 229 | if (last_rx1 == srv1->rx_cnt && last_rx2 == srv2->rx_cnt) { |
| 230 | /* Packet lost */ |
| 231 | ret = -70; |
| 232 | udp_echo_err("packets have been lost", PJ_ETIMEDOUT); |
| 233 | goto on_return; |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | ret = 0; |
| 238 | |
| 239 | on_return: |
| 240 | if (srv2) |
| 241 | udp_echo_srv_destroy(srv2); |
| 242 | if (srv1) |
| 243 | udp_echo_srv_destroy(srv1); |
| 244 | if (ioqueue) |
| 245 | pj_ioqueue_destroy(ioqueue); |
| 246 | if (pool) |
| 247 | pj_pool_release(pool); |
| 248 | |
| 249 | return ret; |
| 250 | } |
| 251 | |
| 252 | |
| 253 | |
| 254 | #define SIGNATURE 0xdeadbeef |
| 255 | struct tcp_pkt |
| 256 | { |
| 257 | pj_uint32_t signature; |
| 258 | pj_uint32_t seq; |
| 259 | char fill[513]; |
| 260 | }; |
| 261 | |
| 262 | struct tcp_state |
| 263 | { |
| 264 | pj_bool_t err; |
| 265 | pj_bool_t sent; |
| 266 | pj_uint32_t next_recv_seq; |
| 267 | pj_uint8_t pkt[600]; |
| 268 | }; |
| 269 | |
| 270 | struct send_key |
| 271 | { |
| 272 | pj_ioqueue_op_key_t op_key; |
| 273 | }; |
| 274 | |
| 275 | |
| 276 | static pj_bool_t tcp_on_data_read(pj_activesock_t *asock, |
| 277 | void *data, |
| 278 | pj_size_t size, |
| 279 | pj_status_t status, |
| 280 | pj_size_t *remainder) |
| 281 | { |
| 282 | struct tcp_state *st = (struct tcp_state*) pj_activesock_get_user_data(asock); |
| 283 | char *next = (char*) data; |
| 284 | |
| 285 | if (status != PJ_SUCCESS && status != PJ_EPENDING) { |
| 286 | PJ_LOG(1,("", " err: status=%d", status)); |
| 287 | st->err = PJ_TRUE; |
| 288 | return PJ_FALSE; |
| 289 | } |
| 290 | |
| 291 | while (size >= sizeof(struct tcp_pkt)) { |
| 292 | struct tcp_pkt *tcp_pkt = (struct tcp_pkt*) next; |
| 293 | |
| 294 | if (tcp_pkt->signature != SIGNATURE) { |
| 295 | PJ_LOG(1,("", " err: invalid signature at seq=%d", |
| 296 | st->next_recv_seq)); |
| 297 | st->err = PJ_TRUE; |
| 298 | return PJ_FALSE; |
| 299 | } |
| 300 | if (tcp_pkt->seq != st->next_recv_seq) { |
| 301 | PJ_LOG(1,("", " err: wrong sequence")); |
| 302 | st->err = PJ_TRUE; |
| 303 | return PJ_FALSE; |
| 304 | } |
| 305 | |
| 306 | st->next_recv_seq++; |
| 307 | next += sizeof(struct tcp_pkt); |
| 308 | size -= sizeof(struct tcp_pkt); |
| 309 | } |
| 310 | |
| 311 | if (size) { |
| 312 | pj_memmove(data, next, size); |
| 313 | *remainder = size; |
| 314 | } |
| 315 | |
| 316 | return PJ_TRUE; |
| 317 | } |
| 318 | |
| 319 | static pj_bool_t tcp_on_data_sent(pj_activesock_t *asock, |
| 320 | pj_ioqueue_op_key_t *op_key, |
| 321 | pj_ssize_t sent) |
| 322 | { |
| 323 | struct tcp_state *st=(struct tcp_state*)pj_activesock_get_user_data(asock); |
| 324 | |
| 325 | PJ_UNUSED_ARG(op_key); |
| 326 | |
| 327 | st->sent = 1; |
| 328 | |
| 329 | if (sent < 1) { |
| 330 | st->err = PJ_TRUE; |
| 331 | return PJ_FALSE; |
| 332 | } |
| 333 | |
| 334 | return PJ_TRUE; |
| 335 | } |
| 336 | |
| 337 | static int tcp_perf_test(void) |
| 338 | { |
| 339 | enum { COUNT=10000 }; |
| 340 | pj_pool_t *pool = NULL; |
| 341 | pj_ioqueue_t *ioqueue = NULL; |
| 342 | pj_sock_t sock1=PJ_INVALID_SOCKET, sock2=PJ_INVALID_SOCKET; |
| 343 | pj_activesock_t *asock1 = NULL, *asock2 = NULL; |
| 344 | pj_activesock_cb cb; |
| 345 | struct tcp_state *state1, *state2; |
| 346 | unsigned i; |
| 347 | pj_status_t status; |
| 348 | |
| 349 | pool = pj_pool_create(mem, "tcpperf", 256, 256, NULL); |
| 350 | |
| 351 | status = app_socketpair(pj_AF_INET(), pj_SOCK_STREAM(), 0, &sock1, |
| 352 | &sock2); |
| 353 | if (status != PJ_SUCCESS) { |
| 354 | status = -100; |
| 355 | goto on_return; |
| 356 | } |
| 357 | |
| 358 | status = pj_ioqueue_create(pool, 4, &ioqueue); |
| 359 | if (status != PJ_SUCCESS) { |
| 360 | status = -110; |
| 361 | goto on_return; |
| 362 | } |
| 363 | |
| 364 | pj_bzero(&cb, sizeof(cb)); |
| 365 | cb.on_data_read = &tcp_on_data_read; |
| 366 | cb.on_data_sent = &tcp_on_data_sent; |
| 367 | |
| 368 | state1 = PJ_POOL_ZALLOC_T(pool, struct tcp_state); |
| 369 | status = pj_activesock_create(pool, sock1, pj_SOCK_STREAM(), NULL, ioqueue, |
| 370 | &cb, state1, &asock1); |
| 371 | if (status != PJ_SUCCESS) { |
| 372 | status = -120; |
| 373 | goto on_return; |
| 374 | } |
| 375 | |
| 376 | state2 = PJ_POOL_ZALLOC_T(pool, struct tcp_state); |
| 377 | status = pj_activesock_create(pool, sock2, pj_SOCK_STREAM(), NULL, ioqueue, |
| 378 | &cb, state2, &asock2); |
| 379 | if (status != PJ_SUCCESS) { |
| 380 | status = -130; |
| 381 | goto on_return; |
| 382 | } |
| 383 | |
| 384 | status = pj_activesock_start_read(asock1, pool, 1000, 0); |
| 385 | if (status != PJ_SUCCESS) { |
| 386 | status = -140; |
| 387 | goto on_return; |
| 388 | } |
| 389 | |
| 390 | /* Send packet as quickly as possible */ |
| 391 | for (i=0; i<COUNT && !state1->err && !state2->err; ++i) { |
| 392 | struct tcp_pkt *pkt; |
| 393 | struct send_key send_key[2], *op_key; |
| 394 | pj_ssize_t len; |
| 395 | |
| 396 | pkt = (struct tcp_pkt*)state2->pkt; |
| 397 | pkt->signature = SIGNATURE; |
| 398 | pkt->seq = i; |
| 399 | pj_memset(pkt->fill, 'a', sizeof(pkt->fill)); |
| 400 | |
| 401 | op_key = &send_key[i%2]; |
| 402 | pj_ioqueue_op_key_init(&op_key->op_key, sizeof(*op_key)); |
| 403 | |
| 404 | state2->sent = PJ_FALSE; |
| 405 | len = sizeof(*pkt); |
| 406 | status = pj_activesock_send(asock2, &op_key->op_key, pkt, &len, 0); |
| 407 | if (status == PJ_EPENDING) { |
| 408 | do { |
| 409 | #if PJ_SYMBIAN |
| 410 | pj_symbianos_poll(-1, -1); |
| 411 | #else |
| 412 | pj_ioqueue_poll(ioqueue, NULL); |
| 413 | #endif |
| 414 | } while (!state2->sent); |
| 415 | } else { |
| 416 | #if PJ_SYMBIAN |
| 417 | /* The Symbian socket always returns PJ_SUCCESS for TCP send, |
| 418 | * eventhough the remote end hasn't received the data yet. |
| 419 | * If we continue sending, eventually send() will block, |
| 420 | * possibly because the send buffer is full. So we need to |
| 421 | * poll the ioqueue periodically, to let receiver gets the |
| 422 | * data. |
| 423 | */ |
| 424 | pj_symbianos_poll(-1, 0); |
| 425 | #endif |
| 426 | if (status != PJ_SUCCESS) { |
| 427 | PJ_LOG(1,("", " err: send status=%d", status)); |
| 428 | status = -180; |
| 429 | break; |
| 430 | } else if (status == PJ_SUCCESS) { |
| 431 | if (len != sizeof(*pkt)) { |
| 432 | PJ_LOG(1,("", " err: shouldn't report partial sent")); |
| 433 | status = -190; |
| 434 | break; |
| 435 | } |
| 436 | } |
| 437 | } |
| 438 | |
| 439 | #ifndef PJ_SYMBIAN |
| 440 | for (;;) { |
| 441 | pj_time_val timeout = {0, 10}; |
| 442 | if (pj_ioqueue_poll(ioqueue, &timeout) < 1) |
| 443 | break; |
| 444 | } |
| 445 | #endif |
| 446 | |
| 447 | } |
| 448 | |
| 449 | /* Wait until everything has been sent/received */ |
| 450 | if (state1->next_recv_seq < COUNT) { |
| 451 | #ifdef PJ_SYMBIAN |
| 452 | while (pj_symbianos_poll(-1, 1000) == PJ_TRUE) |
| 453 | ; |
| 454 | #else |
| 455 | pj_time_val delay = {0, 100}; |
| 456 | while (pj_ioqueue_poll(ioqueue, &delay) > 0) |
| 457 | ; |
| 458 | #endif |
| 459 | } |
| 460 | |
| 461 | if (status == PJ_EPENDING) |
| 462 | status = PJ_SUCCESS; |
| 463 | |
| 464 | if (status != 0) |
| 465 | goto on_return; |
| 466 | |
| 467 | if (state1->err) { |
| 468 | status = -183; |
| 469 | goto on_return; |
| 470 | } |
| 471 | if (state2->err) { |
| 472 | status = -186; |
| 473 | goto on_return; |
| 474 | } |
| 475 | if (state1->next_recv_seq != COUNT) { |
| 476 | PJ_LOG(3,("", " err: only %u packets received, expecting %u", |
| 477 | state1->next_recv_seq, COUNT)); |
| 478 | status = -195; |
| 479 | goto on_return; |
| 480 | } |
| 481 | |
| 482 | on_return: |
| 483 | if (asock2) |
| 484 | pj_activesock_close(asock2); |
| 485 | if (asock1) |
| 486 | pj_activesock_close(asock1); |
| 487 | if (ioqueue) |
| 488 | pj_ioqueue_destroy(ioqueue); |
| 489 | if (pool) |
| 490 | pj_pool_release(pool); |
| 491 | |
| 492 | return status; |
| 493 | } |
| 494 | |
| 495 | |
| 496 | |
| 497 | int activesock_test(void) |
| 498 | { |
| 499 | int ret; |
| 500 | |
| 501 | PJ_LOG(3,("", "..udp ping/pong test")); |
| 502 | ret = udp_ping_pong_test(); |
| 503 | if (ret != 0) |
| 504 | return ret; |
| 505 | |
| 506 | PJ_LOG(3,("", "..tcp perf test")); |
| 507 | ret = tcp_perf_test(); |
| 508 | if (ret != 0) |
| 509 | return ret; |
| 510 | |
| 511 | return 0; |
| 512 | } |
| 513 | |
| 514 | #else /* INCLUDE_ACTIVESOCK_TEST */ |
| 515 | /* To prevent warning about "translation unit is empty" |
| 516 | * when this test is disabled. |
| 517 | */ |
| 518 | int dummy_active_sock_test; |
| 519 | #endif /* INCLUDE_ACTIVESOCK_TEST */ |
| 520 | |