Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/netgraph/ng_async.c
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1 /* 2 * ng_async.c 3 */ 4 5 /*- 6 * Copyright (c) 1996-1999 Whistle Communications, Inc. 7 * All rights reserved. 8 * 9 * Subject to the following obligations and disclaimer of warranty, use and 10 * redistribution of this software, in source or object code forms, with or 11 * without modifications are expressly permitted by Whistle Communications; 12 * provided, however, that: 13 * 1. Any and all reproductions of the source or object code must include the 14 * copyright notice above and the following disclaimer of warranties; and 15 * 2. No rights are granted, in any manner or form, to use Whistle 16 * Communications, Inc. trademarks, including the mark "WHISTLE 17 * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 18 * such appears in the above copyright notice or in the software. 19 * 20 * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 21 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 22 * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 23 * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 25 * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 26 * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 27 * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 28 * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 29 * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 30 * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 31 * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 32 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 35 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 36 * OF SUCH DAMAGE. 37 * 38 * Author: Archie Cobbs <archie@freebsd.org> 39 * 40 * $FreeBSD$ 41 * $Whistle: ng_async.c,v 1.17 1999/11/01 09:24:51 julian Exp $ 42 */ 43 44 /* 45 * This node type implements a PPP style sync <-> async converter. 46 * See RFC 1661 for details of how asynchronous encoding works. 47 */ 48 49 #include <sys/param.h> 50 #include <sys/systm.h> 51 #include <sys/kernel.h> 52 #include <sys/mbuf.h> 53 #include <sys/malloc.h> 54 #include <sys/errno.h> 55 56 #include <netgraph/ng_message.h> 57 #include <netgraph/netgraph.h> 58 #include <netgraph/ng_async.h> 59 #include <netgraph/ng_parse.h> 60 61 #include <net/ppp_defs.h> 62 63 #ifdef NG_SEPARATE_MALLOC 64 static MALLOC_DEFINE(M_NETGRAPH_ASYNC, "netgraph_async", "netgraph async node"); 65 #else 66 #define M_NETGRAPH_ASYNC M_NETGRAPH 67 #endif 68 69 /* Async decode state */ 70 #define MODE_HUNT 0 71 #define MODE_NORMAL 1 72 #define MODE_ESC 2 73 74 /* Private data structure */ 75 struct ng_async_private { 76 node_p node; /* Our node */ 77 hook_p async; /* Asynchronous side */ 78 hook_p sync; /* Synchronous side */ 79 u_char amode; /* Async hunt/esape mode */ 80 u_int16_t fcs; /* Decoded async FCS (so far) */ 81 u_char *abuf; /* Buffer to encode sync into */ 82 u_char *sbuf; /* Buffer to decode async into */ 83 u_int slen; /* Length of data in sbuf */ 84 long lasttime; /* Time of last async packet sent */ 85 struct ng_async_cfg cfg; /* Configuration */ 86 struct ng_async_stat stats; /* Statistics */ 87 }; 88 typedef struct ng_async_private *sc_p; 89 90 /* Useful macros */ 91 #define ASYNC_BUF_SIZE(smru) (2 * (smru) + 10) 92 #define SYNC_BUF_SIZE(amru) ((amru) + 10) 93 #define ERROUT(x) do { error = (x); goto done; } while (0) 94 95 /* Netgraph methods */ 96 static ng_constructor_t nga_constructor; 97 static ng_rcvdata_t nga_rcvdata; 98 static ng_rcvmsg_t nga_rcvmsg; 99 static ng_shutdown_t nga_shutdown; 100 static ng_newhook_t nga_newhook; 101 static ng_disconnect_t nga_disconnect; 102 103 /* Helper stuff */ 104 static int nga_rcv_sync(const sc_p sc, item_p item); 105 static int nga_rcv_async(const sc_p sc, item_p item); 106 107 /* Parse type for struct ng_async_cfg */ 108 static const struct ng_parse_struct_field nga_config_type_fields[] 109 = NG_ASYNC_CONFIG_TYPE_INFO; 110 static const struct ng_parse_type nga_config_type = { 111 &ng_parse_struct_type, 112 &nga_config_type_fields 113 }; 114 115 /* Parse type for struct ng_async_stat */ 116 static const struct ng_parse_struct_field nga_stats_type_fields[] 117 = NG_ASYNC_STATS_TYPE_INFO; 118 static const struct ng_parse_type nga_stats_type = { 119 &ng_parse_struct_type, 120 &nga_stats_type_fields 121 }; 122 123 /* List of commands and how to convert arguments to/from ASCII */ 124 static const struct ng_cmdlist nga_cmdlist[] = { 125 { 126 NGM_ASYNC_COOKIE, 127 NGM_ASYNC_CMD_SET_CONFIG, 128 "setconfig", 129 &nga_config_type, 130 NULL 131 }, 132 { 133 NGM_ASYNC_COOKIE, 134 NGM_ASYNC_CMD_GET_CONFIG, 135 "getconfig", 136 NULL, 137 &nga_config_type 138 }, 139 { 140 NGM_ASYNC_COOKIE, 141 NGM_ASYNC_CMD_GET_STATS, 142 "getstats", 143 NULL, 144 &nga_stats_type 145 }, 146 { 147 NGM_ASYNC_COOKIE, 148 NGM_ASYNC_CMD_CLR_STATS, 149 "clrstats", 150 &nga_stats_type, 151 NULL 152 }, 153 { 0 } 154 }; 155 156 /* Define the netgraph node type */ 157 static struct ng_type typestruct = { 158 .version = NG_ABI_VERSION, 159 .name = NG_ASYNC_NODE_TYPE, 160 .constructor = nga_constructor, 161 .rcvmsg = nga_rcvmsg, 162 .shutdown = nga_shutdown, 163 .newhook = nga_newhook, 164 .rcvdata = nga_rcvdata, 165 .disconnect = nga_disconnect, 166 .cmdlist = nga_cmdlist 167 }; 168 NETGRAPH_INIT(async, &typestruct); 169 170 /* CRC table */ 171 static const u_int16_t fcstab[]; 172 173 /****************************************************************** 174 NETGRAPH NODE METHODS 175 ******************************************************************/ 176 177 /* 178 * Initialize a new node 179 */ 180 static int 181 nga_constructor(node_p node) 182 { 183 sc_p sc; 184 185 sc = malloc(sizeof(*sc), M_NETGRAPH_ASYNC, M_WAITOK | M_ZERO); 186 sc->amode = MODE_HUNT; 187 sc->cfg.accm = ~0; 188 sc->cfg.amru = NG_ASYNC_DEFAULT_MRU; 189 sc->cfg.smru = NG_ASYNC_DEFAULT_MRU; 190 sc->abuf = malloc(ASYNC_BUF_SIZE(sc->cfg.smru), 191 M_NETGRAPH_ASYNC, M_WAITOK); 192 sc->sbuf = malloc(SYNC_BUF_SIZE(sc->cfg.amru), 193 M_NETGRAPH_ASYNC, M_WAITOK); 194 NG_NODE_SET_PRIVATE(node, sc); 195 sc->node = node; 196 return (0); 197 } 198 199 /* 200 * Reserve a hook for a pending connection 201 */ 202 static int 203 nga_newhook(node_p node, hook_p hook, const char *name) 204 { 205 const sc_p sc = NG_NODE_PRIVATE(node); 206 hook_p *hookp; 207 208 if (!strcmp(name, NG_ASYNC_HOOK_ASYNC)) { 209 /* 210 * We use a static buffer here so only one packet 211 * at a time can be allowed to travel in this direction. 212 * Force Writer semantics. 213 */ 214 NG_HOOK_FORCE_WRITER(hook); 215 hookp = &sc->async; 216 } else if (!strcmp(name, NG_ASYNC_HOOK_SYNC)) { 217 /* 218 * We use a static state here so only one packet 219 * at a time can be allowed to travel in this direction. 220 * Force Writer semantics. 221 * Since we set this for both directions 222 * we might as well set it for the whole node 223 * bit I haven;t done that (yet). 224 */ 225 NG_HOOK_FORCE_WRITER(hook); 226 hookp = &sc->sync; 227 } else { 228 return (EINVAL); 229 } 230 if (*hookp) /* actually can't happen I think [JRE] */ 231 return (EISCONN); 232 *hookp = hook; 233 return (0); 234 } 235 236 /* 237 * Receive incoming data 238 */ 239 static int 240 nga_rcvdata(hook_p hook, item_p item) 241 { 242 const sc_p sc = NG_NODE_PRIVATE(NG_HOOK_NODE(hook)); 243 244 if (hook == sc->sync) 245 return (nga_rcv_sync(sc, item)); 246 if (hook == sc->async) 247 return (nga_rcv_async(sc, item)); 248 panic("%s", __func__); 249 } 250 251 /* 252 * Receive incoming control message 253 */ 254 static int 255 nga_rcvmsg(node_p node, item_p item, hook_p lasthook) 256 { 257 const sc_p sc = NG_NODE_PRIVATE(node); 258 struct ng_mesg *resp = NULL; 259 int error = 0; 260 struct ng_mesg *msg; 261 262 NGI_GET_MSG(item, msg); 263 switch (msg->header.typecookie) { 264 case NGM_ASYNC_COOKIE: 265 switch (msg->header.cmd) { 266 case NGM_ASYNC_CMD_GET_STATS: 267 NG_MKRESPONSE(resp, msg, sizeof(sc->stats), M_NOWAIT); 268 if (resp == NULL) 269 ERROUT(ENOMEM); 270 *((struct ng_async_stat *) resp->data) = sc->stats; 271 break; 272 case NGM_ASYNC_CMD_CLR_STATS: 273 bzero(&sc->stats, sizeof(sc->stats)); 274 break; 275 case NGM_ASYNC_CMD_SET_CONFIG: 276 { 277 struct ng_async_cfg *const cfg = 278 (struct ng_async_cfg *) msg->data; 279 u_char *buf; 280 281 if (msg->header.arglen != sizeof(*cfg)) 282 ERROUT(EINVAL); 283 if (cfg->amru < NG_ASYNC_MIN_MRU 284 || cfg->amru > NG_ASYNC_MAX_MRU 285 || cfg->smru < NG_ASYNC_MIN_MRU 286 || cfg->smru > NG_ASYNC_MAX_MRU) 287 ERROUT(EINVAL); 288 cfg->enabled = !!cfg->enabled; /* normalize */ 289 if (cfg->smru > sc->cfg.smru) { /* reallocate buffer */ 290 buf = malloc(ASYNC_BUF_SIZE(cfg->smru), 291 M_NETGRAPH_ASYNC, M_NOWAIT); 292 if (!buf) 293 ERROUT(ENOMEM); 294 free(sc->abuf, M_NETGRAPH_ASYNC); 295 sc->abuf = buf; 296 } 297 if (cfg->amru > sc->cfg.amru) { /* reallocate buffer */ 298 buf = malloc(SYNC_BUF_SIZE(cfg->amru), 299 M_NETGRAPH_ASYNC, M_NOWAIT); 300 if (!buf) 301 ERROUT(ENOMEM); 302 free(sc->sbuf, M_NETGRAPH_ASYNC); 303 sc->sbuf = buf; 304 sc->amode = MODE_HUNT; 305 sc->slen = 0; 306 } 307 if (!cfg->enabled) { 308 sc->amode = MODE_HUNT; 309 sc->slen = 0; 310 } 311 sc->cfg = *cfg; 312 break; 313 } 314 case NGM_ASYNC_CMD_GET_CONFIG: 315 NG_MKRESPONSE(resp, msg, sizeof(sc->cfg), M_NOWAIT); 316 if (!resp) 317 ERROUT(ENOMEM); 318 *((struct ng_async_cfg *) resp->data) = sc->cfg; 319 break; 320 default: 321 ERROUT(EINVAL); 322 } 323 break; 324 default: 325 ERROUT(EINVAL); 326 } 327 done: 328 NG_RESPOND_MSG(error, node, item, resp); 329 NG_FREE_MSG(msg); 330 return (error); 331 } 332 333 /* 334 * Shutdown this node 335 */ 336 static int 337 nga_shutdown(node_p node) 338 { 339 const sc_p sc = NG_NODE_PRIVATE(node); 340 341 free(sc->abuf, M_NETGRAPH_ASYNC); 342 free(sc->sbuf, M_NETGRAPH_ASYNC); 343 bzero(sc, sizeof(*sc)); 344 free(sc, M_NETGRAPH_ASYNC); 345 NG_NODE_SET_PRIVATE(node, NULL); 346 NG_NODE_UNREF(node); 347 return (0); 348 } 349 350 /* 351 * Lose a hook. When both hooks go away, we disappear. 352 */ 353 static int 354 nga_disconnect(hook_p hook) 355 { 356 const sc_p sc = NG_NODE_PRIVATE(NG_HOOK_NODE(hook)); 357 hook_p *hookp; 358 359 if (hook == sc->async) 360 hookp = &sc->async; 361 else if (hook == sc->sync) 362 hookp = &sc->sync; 363 else 364 panic("%s", __func__); 365 if (!*hookp) 366 panic("%s 2", __func__); 367 *hookp = NULL; 368 bzero(&sc->stats, sizeof(sc->stats)); 369 sc->lasttime = 0; 370 if ((NG_NODE_NUMHOOKS(NG_HOOK_NODE(hook)) == 0) 371 && (NG_NODE_IS_VALID(NG_HOOK_NODE(hook)))) 372 ng_rmnode_self(NG_HOOK_NODE(hook)); 373 return (0); 374 } 375 376 /****************************************************************** 377 INTERNAL HELPER STUFF 378 ******************************************************************/ 379 380 /* 381 * Encode a byte into the async buffer 382 */ 383 static __inline void 384 nga_async_add(const sc_p sc, u_int16_t *fcs, u_int32_t accm, int *len, u_char x) 385 { 386 *fcs = PPP_FCS(*fcs, x); 387 if ((x < 32 && ((1 << x) & accm)) 388 || (x == PPP_ESCAPE) 389 || (x == PPP_FLAG)) { 390 sc->abuf[(*len)++] = PPP_ESCAPE; 391 x ^= PPP_TRANS; 392 } 393 sc->abuf[(*len)++] = x; 394 } 395 396 /* 397 * Receive incoming synchronous data. 398 */ 399 static int 400 nga_rcv_sync(const sc_p sc, item_p item) 401 { 402 struct ifnet *rcvif; 403 int alen, error = 0; 404 struct timeval time; 405 u_int16_t fcs, fcs0; 406 u_int32_t accm; 407 struct mbuf *m; 408 409 #define ADD_BYTE(x) nga_async_add(sc, &fcs, accm, &alen, (x)) 410 411 /* Check for bypass mode */ 412 if (!sc->cfg.enabled) { 413 NG_FWD_ITEM_HOOK(error, item, sc->async ); 414 return (error); 415 } 416 NGI_GET_M(item, m); 417 418 rcvif = m->m_pkthdr.rcvif; 419 420 /* Get ACCM; special case LCP frames, which use full ACCM */ 421 accm = sc->cfg.accm; 422 if (m->m_pkthdr.len >= 4) { 423 static const u_char lcphdr[4] = { 424 PPP_ALLSTATIONS, 425 PPP_UI, 426 (u_char)(PPP_LCP >> 8), 427 (u_char)(PPP_LCP & 0xff) 428 }; 429 u_char buf[4]; 430 431 m_copydata(m, 0, 4, (caddr_t)buf); 432 if (bcmp(buf, &lcphdr, 4) == 0) 433 accm = ~0; 434 } 435 436 /* Check for overflow */ 437 if (m->m_pkthdr.len > sc->cfg.smru) { 438 sc->stats.syncOverflows++; 439 NG_FREE_M(m); 440 NG_FREE_ITEM(item); 441 return (EMSGSIZE); 442 } 443 444 /* Update stats */ 445 sc->stats.syncFrames++; 446 sc->stats.syncOctets += m->m_pkthdr.len; 447 448 /* Initialize async encoded version of input mbuf */ 449 alen = 0; 450 fcs = PPP_INITFCS; 451 452 /* Add beginning sync flag if it's been long enough to need one */ 453 getmicrotime(&time); 454 if (time.tv_sec >= sc->lasttime + 1) { 455 sc->abuf[alen++] = PPP_FLAG; 456 sc->lasttime = time.tv_sec; 457 } 458 459 /* Add packet payload */ 460 while (m != NULL) { 461 while (m->m_len > 0) { 462 ADD_BYTE(*mtod(m, u_char *)); 463 m->m_data++; 464 m->m_len--; 465 } 466 m = m_free(m); 467 } 468 469 /* Add checksum and final sync flag */ 470 fcs0 = fcs; 471 ADD_BYTE(~fcs0 & 0xff); 472 ADD_BYTE(~fcs0 >> 8); 473 sc->abuf[alen++] = PPP_FLAG; 474 475 /* Put frame in an mbuf and ship it off */ 476 if (!(m = m_devget(sc->abuf, alen, 0, rcvif, NULL))) { 477 NG_FREE_ITEM(item); 478 error = ENOBUFS; 479 } else { 480 NG_FWD_NEW_DATA(error, item, sc->async, m); 481 } 482 return (error); 483 } 484 485 /* 486 * Receive incoming asynchronous data 487 * XXX Technically, we should strip out incoming characters 488 * that are in our ACCM. Not sure if this is good or not. 489 */ 490 static int 491 nga_rcv_async(const sc_p sc, item_p item) 492 { 493 struct ifnet *rcvif; 494 int error; 495 struct mbuf *m; 496 497 if (!sc->cfg.enabled) { 498 NG_FWD_ITEM_HOOK(error, item, sc->sync); 499 return (error); 500 } 501 NGI_GET_M(item, m); 502 rcvif = m->m_pkthdr.rcvif; 503 while (m) { 504 struct mbuf *n; 505 506 for (; m->m_len > 0; m->m_data++, m->m_len--) { 507 u_char ch = *mtod(m, u_char *); 508 509 sc->stats.asyncOctets++; 510 if (ch == PPP_FLAG) { /* Flag overrides everything */ 511 int skip = 0; 512 513 /* Check for runts */ 514 if (sc->slen < 2) { 515 if (sc->slen > 0) 516 sc->stats.asyncRunts++; 517 goto reset; 518 } 519 520 /* Verify CRC */ 521 if (sc->fcs != PPP_GOODFCS) { 522 sc->stats.asyncBadCheckSums++; 523 goto reset; 524 } 525 sc->slen -= 2; 526 527 /* Strip address and control fields */ 528 if (sc->slen >= 2 529 && sc->sbuf[0] == PPP_ALLSTATIONS 530 && sc->sbuf[1] == PPP_UI) 531 skip = 2; 532 533 /* Check for frame too big */ 534 if (sc->slen - skip > sc->cfg.amru) { 535 sc->stats.asyncOverflows++; 536 goto reset; 537 } 538 539 /* OK, ship it out */ 540 if ((n = m_devget(sc->sbuf + skip, 541 sc->slen - skip, 0, rcvif, NULL))) { 542 if (item) { /* sets NULL -> item */ 543 NG_FWD_NEW_DATA(error, item, 544 sc->sync, n); 545 } else { 546 NG_SEND_DATA_ONLY(error, 547 sc->sync ,n); 548 } 549 } 550 sc->stats.asyncFrames++; 551 reset: 552 sc->amode = MODE_NORMAL; 553 sc->fcs = PPP_INITFCS; 554 sc->slen = 0; 555 continue; 556 } 557 switch (sc->amode) { 558 case MODE_NORMAL: 559 if (ch == PPP_ESCAPE) { 560 sc->amode = MODE_ESC; 561 continue; 562 } 563 break; 564 case MODE_ESC: 565 ch ^= PPP_TRANS; 566 sc->amode = MODE_NORMAL; 567 break; 568 case MODE_HUNT: 569 default: 570 continue; 571 } 572 573 /* Add byte to frame */ 574 if (sc->slen >= SYNC_BUF_SIZE(sc->cfg.amru)) { 575 sc->stats.asyncOverflows++; 576 sc->amode = MODE_HUNT; 577 sc->slen = 0; 578 } else { 579 sc->sbuf[sc->slen++] = ch; 580 sc->fcs = PPP_FCS(sc->fcs, ch); 581 } 582 } 583 m = m_free(m); 584 } 585 if (item) 586 NG_FREE_ITEM(item); 587 return (0); 588 } 589 590 /* 591 * CRC table 592 * 593 * Taken from RFC 1171 Appendix B 594 */ 595 static const u_int16_t fcstab[256] = { 596 0x0000, 0x1189, 0x2312, 0x329b, 0x4624, 0x57ad, 0x6536, 0x74bf, 597 0x8c48, 0x9dc1, 0xaf5a, 0xbed3, 0xca6c, 0xdbe5, 0xe97e, 0xf8f7, 598 0x1081, 0x0108, 0x3393, 0x221a, 0x56a5, 0x472c, 0x75b7, 0x643e, 599 0x9cc9, 0x8d40, 0xbfdb, 0xae52, 0xdaed, 0xcb64, 0xf9ff, 0xe876, 600 0x2102, 0x308b, 0x0210, 0x1399, 0x6726, 0x76af, 0x4434, 0x55bd, 601 0xad4a, 0xbcc3, 0x8e58, 0x9fd1, 0xeb6e, 0xfae7, 0xc87c, 0xd9f5, 602 0x3183, 0x200a, 0x1291, 0x0318, 0x77a7, 0x662e, 0x54b5, 0x453c, 603 0xbdcb, 0xac42, 0x9ed9, 0x8f50, 0xfbef, 0xea66, 0xd8fd, 0xc974, 604 0x4204, 0x538d, 0x6116, 0x709f, 0x0420, 0x15a9, 0x2732, 0x36bb, 605 0xce4c, 0xdfc5, 0xed5e, 0xfcd7, 0x8868, 0x99e1, 0xab7a, 0xbaf3, 606 0x5285, 0x430c, 0x7197, 0x601e, 0x14a1, 0x0528, 0x37b3, 0x263a, 607 0xdecd, 0xcf44, 0xfddf, 0xec56, 0x98e9, 0x8960, 0xbbfb, 0xaa72, 608 0x6306, 0x728f, 0x4014, 0x519d, 0x2522, 0x34ab, 0x0630, 0x17b9, 609 0xef4e, 0xfec7, 0xcc5c, 0xddd5, 0xa96a, 0xb8e3, 0x8a78, 0x9bf1, 610 0x7387, 0x620e, 0x5095, 0x411c, 0x35a3, 0x242a, 0x16b1, 0x0738, 611 0xffcf, 0xee46, 0xdcdd, 0xcd54, 0xb9eb, 0xa862, 0x9af9, 0x8b70, 612 0x8408, 0x9581, 0xa71a, 0xb693, 0xc22c, 0xd3a5, 0xe13e, 0xf0b7, 613 0x0840, 0x19c9, 0x2b52, 0x3adb, 0x4e64, 0x5fed, 0x6d76, 0x7cff, 614 0x9489, 0x8500, 0xb79b, 0xa612, 0xd2ad, 0xc324, 0xf1bf, 0xe036, 615 0x18c1, 0x0948, 0x3bd3, 0x2a5a, 0x5ee5, 0x4f6c, 0x7df7, 0x6c7e, 616 0xa50a, 0xb483, 0x8618, 0x9791, 0xe32e, 0xf2a7, 0xc03c, 0xd1b5, 617 0x2942, 0x38cb, 0x0a50, 0x1bd9, 0x6f66, 0x7eef, 0x4c74, 0x5dfd, 618 0xb58b, 0xa402, 0x9699, 0x8710, 0xf3af, 0xe226, 0xd0bd, 0xc134, 619 0x39c3, 0x284a, 0x1ad1, 0x0b58, 0x7fe7, 0x6e6e, 0x5cf5, 0x4d7c, 620 0xc60c, 0xd785, 0xe51e, 0xf497, 0x8028, 0x91a1, 0xa33a, 0xb2b3, 621 0x4a44, 0x5bcd, 0x6956, 0x78df, 0x0c60, 0x1de9, 0x2f72, 0x3efb, 622 0xd68d, 0xc704, 0xf59f, 0xe416, 0x90a9, 0x8120, 0xb3bb, 0xa232, 623 0x5ac5, 0x4b4c, 0x79d7, 0x685e, 0x1ce1, 0x0d68, 0x3ff3, 0x2e7a, 624 0xe70e, 0xf687, 0xc41c, 0xd595, 0xa12a, 0xb0a3, 0x8238, 0x93b1, 625 0x6b46, 0x7acf, 0x4854, 0x59dd, 0x2d62, 0x3ceb, 0x0e70, 0x1ff9, 626 0xf78f, 0xe606, 0xd49d, 0xc514, 0xb1ab, 0xa022, 0x92b9, 0x8330, 627 0x7bc7, 0x6a4e, 0x58d5, 0x495c, 0x3de3, 0x2c6a, 0x1ef1, 0x0f78 628 };
Cache object: 6dcad5748cca44ba596345ad14289805
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