process.c revision 1.7
1 /* $NetBSD: process.c,v 1.7 2000/06/27 18:57:41 ragge Exp $ */ 2 3 /* 4 * Copyright (c) 1993-95 Mats O Jansson. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Mats O Jansson. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 __RCSID("$NetBSD: process.c,v 1.7 2000/06/27 18:57:41 ragge Exp $"); 35 #endif 36 37 #include "os.h" 38 #include "cmp.h" 39 #include "common.h" 40 #include "dl.h" 41 #include "file.h" 42 #include "get.h" 43 #include "mopdef.h" 44 #include "nmadef.h" 45 #include "pf.h" 46 #include "print.h" 47 #include "put.h" 48 #include "rc.h" 49 50 extern u_char buf[]; 51 extern int DebugFlag; 52 53 struct dllist dllist[MAXDL]; /* dump/load list */ 54 extern char dl_mcst[]; /* Dump/Load Multicast */ 55 extern char rc_mcst[]; /* Remote Console Multicast */ 56 57 void mopNextLoad __P((u_char *, u_char *, u_char, int)); 58 void mopProcessDL __P((FILE *, struct if_info *, u_char *, int *, 59 u_char *, u_char *, int, u_short)); 60 void mopProcessRC __P((FILE *, struct if_info *, u_char *, int *, 61 u_char *, u_char *, int, u_short)); 62 void mopProcessInfo __P((u_char *, int *, u_short, struct dllist *, int)); 63 void mopSendASV __P((u_char *, u_char *, struct if_info *, int)); 64 void mopStartLoad __P((u_char *, u_char *, struct dllist *, int)); 65 66 void 67 mopProcessInfo(pkt, index, moplen, dl_rpr, trans) 68 u_char *pkt; 69 int *index; 70 u_short moplen; 71 struct dllist *dl_rpr; 72 int trans; 73 { 74 u_short itype,tmps; 75 u_char ilen ,tmpc,device; 76 u_char uc1,uc2,uc3,*ucp; 77 78 device = 0; 79 80 switch(trans) { 81 case TRANS_ETHER: 82 moplen = moplen + 16; 83 break; 84 case TRANS_8023: 85 moplen = moplen + 14; 86 break; 87 } 88 89 itype = mopGetShort(pkt,index); 90 91 while (*index < (int)(moplen)) { 92 ilen = mopGetChar(pkt,index); 93 switch (itype) { 94 case 0: 95 tmpc = mopGetChar(pkt,index); 96 *index = *index + tmpc; 97 break; 98 case MOP_K_INFO_VER: 99 uc1 = mopGetChar(pkt,index); 100 uc2 = mopGetChar(pkt,index); 101 uc3 = mopGetChar(pkt,index); 102 break; 103 case MOP_K_INFO_MFCT: 104 tmps = mopGetShort(pkt,index); 105 break; 106 case MOP_K_INFO_CNU: 107 ucp = pkt + *index; *index = *index + 6; 108 break; 109 case MOP_K_INFO_RTM: 110 tmps = mopGetShort(pkt,index); 111 break; 112 case MOP_K_INFO_CSZ: 113 tmps = mopGetShort(pkt,index); 114 break; 115 case MOP_K_INFO_RSZ: 116 tmps = mopGetShort(pkt,index); 117 break; 118 case MOP_K_INFO_HWA: 119 ucp = pkt + *index; *index = *index + 6; 120 break; 121 case MOP_K_INFO_TIME: 122 ucp = pkt + *index; *index = *index + 10; 123 break; 124 case MOP_K_INFO_SOFD: 125 device = mopGetChar(pkt,index); 126 break; 127 case MOP_K_INFO_SFID: 128 tmpc = mopGetChar(pkt,index); 129 ucp = pkt + *index; *index = *index + tmpc; 130 break; 131 case MOP_K_INFO_PRTY: 132 tmpc = mopGetChar(pkt,index); 133 break; 134 case MOP_K_INFO_DLTY: 135 tmpc = mopGetChar(pkt,index); 136 break; 137 case MOP_K_INFO_DLBSZ: 138 tmps = mopGetShort(pkt,index); 139 dl_rpr->dl_bsz = tmps; 140 break; 141 default: 142 if (((device = NMA_C_SOFD_LCS) || /* DECserver 100 */ 143 (device = NMA_C_SOFD_DS2) || /* DECserver 200 */ 144 (device = NMA_C_SOFD_DP2) || /* DECserver 250 */ 145 (device = NMA_C_SOFD_DS3)) && /* DECserver 300 */ 146 ((itype > 101) && (itype < 107))) 147 { 148 switch (itype) { 149 case 102: 150 ucp = pkt + *index; 151 *index = *index + ilen; 152 break; 153 case 103: 154 ucp = pkt + *index; 155 *index = *index + ilen; 156 break; 157 case 104: 158 tmps = mopGetShort(pkt,index); 159 break; 160 case 105: 161 ucp = pkt + *index; 162 *index = *index + ilen; 163 break; 164 case 106: 165 ucp = pkt + *index; 166 *index = *index + ilen; 167 break; 168 }; 169 } else { 170 ucp = pkt + *index; *index = *index + ilen; 171 }; 172 } 173 itype = mopGetShort(pkt,index); 174 } 175 } 176 177 void 178 mopSendASV(dst, src, ii, trans) 179 u_char *dst,*src; 180 struct if_info *ii; 181 int trans; 182 { 183 u_char pkt[200], *p; 184 int index; 185 u_char mopcode = MOP_K_CODE_ASV; 186 u_short newlen = 0,ptype = MOP_K_PROTO_DL; 187 188 index = 0; 189 mopPutHeader(pkt, &index, dst, src, ptype, trans); 190 191 p = &pkt[index]; 192 mopPutChar(pkt,&index,mopcode); 193 194 mopPutLength(pkt, trans, index); 195 newlen = mopGetLength(pkt, trans); 196 197 if ((DebugFlag == DEBUG_ONELINE)) { 198 mopPrintOneline(stdout, pkt, trans); 199 } 200 201 if ((DebugFlag >= DEBUG_HEADER)) { 202 mopPrintHeader(stdout, pkt, trans); 203 mopPrintMopHeader(stdout, pkt, trans); 204 } 205 206 if ((DebugFlag >= DEBUG_INFO)) { 207 mopDumpDL(stdout, pkt, trans); 208 } 209 210 if (pfWrite(ii->fd, pkt, index, trans) != index) { 211 if (DebugFlag) { 212 (void)fprintf(stderr, "error pfWrite()\n"); 213 } 214 } 215 } 216 217 void 218 mopStartLoad(dst, src, dl_rpr, trans) 219 u_char *dst,*src; 220 struct dllist *dl_rpr; 221 int trans; 222 { 223 int len; 224 int i, slot; 225 u_char pkt[BUFSIZE], *p; 226 int index; 227 u_char mopcode = MOP_K_CODE_MLD; 228 u_short newlen,ptype = MOP_K_PROTO_DL; 229 230 slot = -1; 231 232 /* Look if we have a non terminated load, if so, use it's slot */ 233 234 for (i = 0; i < MAXDL; i++) { 235 if (dllist[i].status != DL_STATUS_FREE) { 236 if (mopCmpEAddr(dllist[i].eaddr,dst) == 0) { 237 slot = i; 238 } 239 } 240 } 241 242 /* If no slot yet, then find first free */ 243 244 if (slot == -1) { 245 for (i = 0; i < MAXDL; i++) { 246 if (dllist[i].status == DL_STATUS_FREE) { 247 if (slot == -1) { 248 slot = i; 249 memmove((char *)dllist[i].eaddr, 250 (char *)dst, 6); 251 } 252 } 253 } 254 } 255 256 /* If no slot yet, then return. No slot is free */ 257 258 if (slot == -1) 259 return; 260 261 /* Ok, save info from RPR */ 262 263 dllist[slot] = *dl_rpr; 264 dllist[slot].status = DL_STATUS_READ_IMGHDR; 265 266 /* Get Load and Transfer Address. */ 267 268 GetFileInfo(dllist[slot].ldfd, 269 &dllist[slot].loadaddr, 270 &dllist[slot].xferaddr, 271 &dllist[slot].aout, 272 &dllist[slot].a_text, &dllist[slot].a_text_fill, 273 &dllist[slot].a_data, &dllist[slot].a_data_fill, 274 &dllist[slot].a_bss, &dllist[slot].a_bss_fill); 275 276 dllist[slot].nloadaddr = dllist[slot].loadaddr; 277 dllist[slot].lseek = lseek(dllist[slot].ldfd,0L,SEEK_CUR); 278 dllist[slot].a_lseek = 0; 279 280 dllist[slot].count = 0; 281 if (dllist[slot].dl_bsz >= 1492) 282 dllist[slot].dl_bsz = 1492; 283 if (dllist[slot].dl_bsz == 1030) /* VS/uVAX 2000 needs this */ 284 dllist[slot].dl_bsz = 1000; 285 if (dllist[slot].dl_bsz == 0) /* Needed by "big" VAXen */ 286 dllist[slot].dl_bsz = 1492; 287 if (trans == TRANS_8023) 288 dllist[slot].dl_bsz = dllist[slot].dl_bsz - 8; 289 290 index = 0; 291 mopPutHeader(pkt, &index, dst, src, ptype, trans); 292 p = &pkt[index]; 293 mopPutChar (pkt,&index,mopcode); 294 295 mopPutChar (pkt,&index,dllist[slot].count); 296 mopPutLong (pkt,&index,dllist[slot].loadaddr); 297 298 len = mopFileRead(&dllist[slot],&pkt[index]); 299 300 dllist[slot].nloadaddr = dllist[slot].loadaddr + len; 301 index = index + len; 302 303 mopPutLength(pkt, trans, index); 304 newlen = mopGetLength(pkt, trans); 305 306 if ((DebugFlag == DEBUG_ONELINE)) { 307 mopPrintOneline(stdout, pkt, trans); 308 } 309 310 if ((DebugFlag >= DEBUG_HEADER)) { 311 mopPrintHeader(stdout, pkt, trans); 312 mopPrintMopHeader(stdout, pkt, trans); 313 } 314 315 if ((DebugFlag >= DEBUG_INFO)) { 316 mopDumpDL(stdout, pkt, trans); 317 } 318 319 if (pfWrite(dllist[slot].ii->fd, pkt, index, trans) != index) { 320 if (DebugFlag) { 321 (void)fprintf(stderr, "error pfWrite()\n"); 322 } 323 } 324 325 dllist[slot].status = DL_STATUS_SENT_MLD; 326 } 327 328 void 329 mopNextLoad(dst, src, new_count, trans) 330 u_char *dst,*src,new_count; 331 int trans; 332 { 333 int len; 334 int i, slot; 335 u_char pkt[BUFSIZE], *p; 336 int index, pindex; 337 char line[100]; 338 u_short newlen = 0,ptype = MOP_K_PROTO_DL; 339 u_char mopcode; 340 341 slot = -1; 342 343 for (i = 0; i < MAXDL; i++) { 344 if (dllist[i].status != DL_STATUS_FREE) { 345 if (mopCmpEAddr(dst,dllist[i].eaddr) == 0) 346 slot = i; 347 } 348 } 349 350 /* If no slot yet, then return. No slot is free */ 351 352 if (slot == -1) 353 return; 354 355 if ((new_count == ((dllist[slot].count+1) % 256))) { 356 dllist[slot].loadaddr = dllist[slot].nloadaddr; 357 dllist[slot].count = new_count; 358 } else { 359 return; 360 } 361 362 if (dllist[slot].status == DL_STATUS_SENT_PLT) { 363 close(dllist[slot].ldfd); 364 dllist[slot].ldfd = 0; 365 dllist[slot].status = DL_STATUS_FREE; 366 sprintf(line, 367 "%x:%x:%x:%x:%x:%x Load completed", 368 dst[0],dst[1],dst[2],dst[3],dst[4],dst[5]); 369 syslog(LOG_INFO, line); 370 return; 371 } 372 373 dllist[slot].lseek = lseek(dllist[slot].ldfd,0L,SEEK_CUR); 374 375 if (dllist[slot].dl_bsz >= 1492) 376 dllist[slot].dl_bsz = 1492; 377 378 index = 0; 379 mopPutHeader(pkt, &index, dst, src, ptype, trans); 380 p = &pkt[index]; 381 mopcode = MOP_K_CODE_MLD; 382 pindex = index; 383 mopPutChar (pkt,&index,mopcode); 384 mopPutChar (pkt,&index,dllist[slot].count); 385 mopPutLong (pkt,&index,dllist[slot].loadaddr); 386 387 len = mopFileRead(&dllist[slot],&pkt[index]); 388 389 if (len > 0 ) { 390 391 dllist[slot].nloadaddr = dllist[slot].loadaddr + len; 392 index = index + len; 393 394 mopPutLength(pkt, trans, index); 395 newlen = mopGetLength(pkt, trans); 396 397 } else { 398 if (len == 0) { 399 index = pindex; 400 mopcode = MOP_K_CODE_PLT; 401 mopPutChar (pkt,&index,mopcode); 402 mopPutChar (pkt,&index,dllist[slot].count); 403 mopPutChar (pkt,&index,MOP_K_PLTP_HSN); 404 mopPutChar (pkt,&index,3); 405 mopPutMulti(pkt,&index,"ipc",3); 406 mopPutChar (pkt,&index,MOP_K_PLTP_HSA); 407 mopPutChar (pkt,&index,6); 408 mopPutMulti(pkt,&index,src,6); 409 mopPutChar (pkt,&index,MOP_K_PLTP_HST); 410 mopPutTime (pkt,&index, 0); 411 mopPutChar (pkt,&index,0); 412 mopPutLong (pkt,&index,dllist[slot].xferaddr); 413 414 mopPutLength(pkt, trans, index); 415 newlen = mopGetLength(pkt, trans); 416 417 dllist[slot].status = DL_STATUS_SENT_PLT; 418 } else { 419 dllist[slot].status = DL_STATUS_FREE; 420 return; 421 } 422 } 423 424 if ((DebugFlag == DEBUG_ONELINE)) { 425 mopPrintOneline(stdout, pkt, trans); 426 } 427 428 if ((DebugFlag >= DEBUG_HEADER)) { 429 mopPrintHeader(stdout, pkt, trans); 430 mopPrintMopHeader(stdout, pkt, trans); 431 } 432 433 if ((DebugFlag >= DEBUG_INFO)) { 434 mopDumpDL(stdout, pkt, trans); 435 } 436 437 if (pfWrite(dllist[slot].ii->fd, pkt, index, trans) != index) { 438 if (DebugFlag) { 439 (void)fprintf(stderr, "error pfWrite()\n"); 440 } 441 } 442 } 443 444 void 445 mopProcessDL(fd, ii, pkt, index, dst, src, trans, len) 446 FILE *fd; 447 struct if_info *ii; 448 u_char *pkt; 449 int *index; 450 u_char *dst, *src; 451 int trans; 452 u_short len; 453 { 454 u_char tmpc; 455 u_short moplen; 456 u_char pfile[17], mopcode; 457 char filename[FILENAME_MAX]; 458 char line[100]; 459 int i,nfd,iindex; 460 struct dllist dl,*dl_rpr; 461 u_char rpr_pgty,load; 462 463 if ((DebugFlag == DEBUG_ONELINE)) { 464 mopPrintOneline(stdout, pkt, trans); 465 } 466 467 if ((DebugFlag >= DEBUG_HEADER)) { 468 mopPrintHeader(stdout, pkt, trans); 469 mopPrintMopHeader(stdout, pkt, trans); 470 } 471 472 if ((DebugFlag >= DEBUG_INFO)) { 473 mopDumpDL(stdout, pkt, trans); 474 } 475 476 moplen = mopGetLength(pkt, trans); 477 mopcode = mopGetChar(pkt,index); 478 479 switch (mopcode) { 480 case MOP_K_CODE_MLT: 481 break; 482 case MOP_K_CODE_DCM: 483 break; 484 case MOP_K_CODE_MLD: 485 break; 486 case MOP_K_CODE_ASV: 487 break; 488 case MOP_K_CODE_RMD: 489 break; 490 case MOP_K_CODE_RPR: 491 492 tmpc = mopGetChar(pkt,index); /* Device Type */ 493 494 tmpc = mopGetChar(pkt,index); /* Format Version */ 495 if ((tmpc != MOP_K_RPR_FORMAT) && 496 (tmpc != MOP_K_RPR_FORMAT_V3)) { 497 (void)fprintf(stderr,"mopd: Unknown RPR Format (%d) from ",tmpc); 498 mopPrintHWA(stderr,src); 499 (void)fprintf(stderr,"\n"); 500 } 501 502 rpr_pgty = mopGetChar(pkt,index); /* Program Type */ 503 504 tmpc = mopGetChar(pkt,index); /* Software ID Len */ 505 for (i = 0; i < tmpc; i++) { 506 pfile[i] = mopGetChar(pkt,index); 507 pfile[i+1] = '\0'; 508 } 509 510 if (tmpc == 0) { 511 /* In a normal implementation of a MOP Loader this */ 512 /* would cause a question to NML (DECnet) if this */ 513 /* node is known and if so what image to load. But */ 514 /* we don't have DECnet so we don't have anybody */ 515 /* to ask. My solution is to use the ethernet addr */ 516 /* as filename. Implementing a database would be */ 517 /* overkill. */ 518 sprintf(pfile,"%02x%02x%02x%02x%02x%02x%c", 519 src[0],src[1],src[2],src[3],src[4],src[5],0); 520 } 521 522 tmpc = mopGetChar(pkt,index); /* Processor */ 523 524 iindex = *index; 525 dl_rpr = &dl; 526 memset(dl_rpr, 0, sizeof(*dl_rpr)); 527 dl_rpr->ii = ii; 528 memmove((char *)(dl_rpr->eaddr), (char *)src, 6); 529 mopProcessInfo(pkt,index,moplen,dl_rpr,trans); 530 531 sprintf(filename,"%s/%s.SYS", MOP_FILE_PATH, pfile); 532 if ((mopCmpEAddr(dst,dl_mcst) == 0)) { 533 if ((nfd = open(filename, O_RDONLY, 0)) != -1) { 534 close(nfd); 535 mopSendASV(src, ii->eaddr, ii, trans); 536 sprintf(line, 537 "%x:%x:%x:%x:%x:%x (%d) Do you have %s? (Yes)", 538 src[0],src[1],src[2], 539 src[3],src[4],src[5],trans,pfile); 540 } else { 541 sprintf(line, 542 "%x:%x:%x:%x:%x:%x (%d) Do you have %s? (No)", 543 src[0],src[1],src[2], 544 src[3],src[4],src[5],trans,pfile); 545 } 546 syslog(LOG_INFO, line); 547 } else { 548 if ((mopCmpEAddr(dst,ii->eaddr) == 0)) { 549 dl_rpr->ldfd = open(filename, O_RDONLY, 0); 550 mopStartLoad(src, ii->eaddr, dl_rpr, trans); 551 sprintf(line, 552 "%x:%x:%x:%x:%x:%x Send me %s", 553 src[0],src[1],src[2], 554 src[3],src[4],src[5],pfile); 555 syslog(LOG_INFO, line); 556 } 557 } 558 559 break; 560 case MOP_K_CODE_RML: 561 562 load = mopGetChar(pkt,index); /* Load Number */ 563 564 tmpc = mopGetChar(pkt,index); /* Error */ 565 566 if ((mopCmpEAddr(dst,ii->eaddr) == 0)) { 567 mopNextLoad(src, ii->eaddr, load, trans); 568 } 569 570 break; 571 case MOP_K_CODE_RDS: 572 break; 573 case MOP_K_CODE_MDD: 574 break; 575 case MOP_K_CODE_CCP: 576 break; 577 case MOP_K_CODE_PLT: 578 break; 579 default: 580 break; 581 } 582 } 583 584 void 585 mopProcessRC(fd, ii, pkt, index, dst, src, trans, len) 586 FILE *fd; 587 struct if_info *ii; 588 u_char *pkt; 589 int *index; 590 u_char *dst, *src; 591 int trans; 592 u_short len; 593 { 594 u_char tmpc; 595 u_short tmps, moplen = 0; 596 u_char mopcode; 597 struct dllist dl,*dl_rpr; 598 599 if ((DebugFlag == DEBUG_ONELINE)) { 600 mopPrintOneline(stdout, pkt, trans); 601 } 602 603 if ((DebugFlag >= DEBUG_HEADER)) { 604 mopPrintHeader(stdout, pkt, trans); 605 mopPrintMopHeader(stdout, pkt, trans); 606 } 607 608 if ((DebugFlag >= DEBUG_INFO)) { 609 mopDumpRC(stdout, pkt, trans); 610 } 611 612 moplen = mopGetLength(pkt, trans); 613 mopcode = mopGetChar(pkt,index); 614 615 switch (mopcode) { 616 case MOP_K_CODE_RID: 617 break; 618 case MOP_K_CODE_BOT: 619 break; 620 case MOP_K_CODE_SID: 621 622 tmpc = mopGetChar(pkt,index); /* Reserved */ 623 624 if ((DebugFlag >= DEBUG_INFO)) { 625 (void)fprintf(stderr, "Reserved : %02x\n",tmpc); 626 } 627 628 tmps = mopGetShort(pkt,index); /* Receipt # */ 629 if ((DebugFlag >= DEBUG_INFO)) { 630 (void)fprintf(stderr, "Receipt Nbr : %04x\n",tmpc); 631 } 632 633 dl_rpr = &dl; 634 memset(dl_rpr, 0, sizeof(*dl_rpr)); 635 dl_rpr->ii = ii; 636 memmove((char *)(dl_rpr->eaddr), (char *)src, 6); 637 mopProcessInfo(pkt,index,moplen,dl_rpr,trans); 638 639 break; 640 case MOP_K_CODE_RQC: 641 break; 642 case MOP_K_CODE_CNT: 643 break; 644 case MOP_K_CODE_RVC: 645 break; 646 case MOP_K_CODE_RLC: 647 break; 648 case MOP_K_CODE_CCP: 649 break; 650 case MOP_K_CODE_CRA: 651 break; 652 default: 653 break; 654 } 655 } 656 657
Indexes created Fri Sep 26 20:09:58 GMT 2025