scutil.tproj/net_set.c

   1 /*
   2  * Copyright (c) 2004, 2005, 2009-2011, 2013-2015 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 /*
  25  * Modification History
  26  *
  27  * August 5, 2004                       Allan Nathanson <ajn@apple.com>
  28  * - initial revision
  29  */
  30
  31
  32 #include "scutil.h"
  33 #include "net.h"
  34 #include "net_set.h"
  35 #include "net_service.h"
  36 #include "prefs.h"
  37
  38
  39 /* -------------------- */
  40
  41
  42 static CFComparisonResult
  43 _compare_sets(const void *val1, const void *val2, void *context)
  44 {
  45         CFStringRef     id1;
  46         CFStringRef     id2;
  47         CFStringRef     name1;
  48         CFStringRef     name2;
  49         SCNetworkSetRef s1      = (SCNetworkSetRef)val1;
  50         SCNetworkSetRef s2      = (SCNetworkSetRef)val2;
  51
  52         name1 = SCNetworkSetGetName(s1);
  53         name2 = SCNetworkSetGetName(s2);
  54
  55         if (name1 != NULL) {
  56                 if (name2 != NULL) {
  57                         return CFStringCompare(name1, name2, 0);
  58                 } else {
  59                         return kCFCompareLessThan;
  60                 }
  61         }
  62
  63         if (name2 != NULL) {
  64                 return kCFCompareGreaterThan;
  65         }
  66
  67         id1 = SCNetworkSetGetSetID(s1);
  68         id2 = SCNetworkSetGetSetID(s2);
  69         return CFStringCompare(id1, id2, 0);
  70 }
  71
  72
  73 static CFArrayRef
  74 _copy_sets()
  75 {
  76         CFArrayRef              sets;
  77         CFMutableArrayRef       sorted;
  78
  79         sets = SCNetworkSetCopyAll(prefs);
  80         if (sets == NULL) {
  81                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
  82                 return NULL;
  83         }
  84
  85         sorted = CFArrayCreateMutableCopy(NULL, 0, sets);
  86         CFArraySortValues(sorted,
  87                           CFRangeMake(0, CFArrayGetCount(sorted)),
  88                           _compare_sets,
  89                           NULL);
  90
  91         CFRelease(sets);
  92         sets = CFArrayCreateCopy(NULL, sorted);
  93         CFRelease(sorted);
  94         return sets;
  95 }
  96
  97
  98 static SCNetworkSetRef
  99 _find_set(char *match)
 100 {
 101         Boolean                 allowIndex      = TRUE;
 102         CFIndex                 i;
 103         CFIndex                 n;
 104         CFStringRef             select_name     = NULL;
 105         SCNetworkSetRef         selected        = NULL;
 106
 107         if (sets == NULL) {
 108                 if (prefs == NULL) {
 109                         SCPrint(TRUE, stdout, CFSTR("network configuration not open\n"));
 110                         return NULL;
 111                 }
 112
 113                 sets = _copy_sets();
 114                 if (sets == NULL) {
 115                         return NULL;
 116                 }
 117
 118                 allowIndex = FALSE;
 119         }
 120
 121         // try to select the set by its setID
 122
 123         select_name = CFStringCreateWithCString(NULL, match, kCFStringEncodingUTF8);
 124
 125         n = CFArrayGetCount(sets);
 126         for (i = 0; i < n; i++) {
 127                 SCNetworkSetRef set;
 128                 CFStringRef     setID;
 129
 130                 set   = CFArrayGetValueAtIndex(sets, i);
 131                 setID = SCNetworkSetGetSetID(set);
 132                 if (CFEqual(select_name, setID)) {
 133                         selected = set;
 134                         goto done;
 135
 136                 }
 137         }
 138
 139         // try to select the set by its name
 140
 141         for (i = 0; i < n; i++) {
 142                 SCNetworkSetRef set;
 143                 CFStringRef     setName;
 144
 145                 set     = CFArrayGetValueAtIndex(sets, i);
 146                 setName = SCNetworkSetGetName(set);
 147                 if ((setName != NULL) &&
 148                     CFEqual(select_name, setName)) {
 149                         if (selected == NULL) {
 150                                 selected = set;
 151                         } else {
 152                                 // if multiple sets match
 153                                 selected = NULL;
 154                                 SCPrint(TRUE, stdout, CFSTR("multiple sets match\n"));
 155                                 goto done;
 156                         }
 157                 }
 158         }
 159
 160         if (selected != NULL) {
 161                 goto done;
 162         }
 163
 164         // try to select the set by its name (case insensitive)
 165
 166         for (i = 0; i < n; i++) {
 167                 SCNetworkSetRef set;
 168                 CFStringRef     setName;
 169
 170                 set     = CFArrayGetValueAtIndex(sets, i);
 171                 setName = SCNetworkSetGetName(set);
 172                 if ((setName != NULL) &&
 173                     CFStringCompare(select_name,
 174                                     setName,
 175                                     kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
 176                         if (selected == NULL) {
 177                                 selected = set;
 178                         } else {
 179                                 // if multiple sets match
 180                                 selected = NULL;
 181                                 SCPrint(TRUE, stdout, CFSTR("multiple sets match\n"));
 182                                 goto done;
 183                         }
 184                 }
 185         }
 186
 187         if (selected != NULL) {
 188                 goto done;
 189         }
 190
 191         // try to select the set by its index
 192
 193         if (allowIndex) {
 194                 char    *end;
 195                 char    *str    = match;
 196                 long    val;
 197
 198                 errno = 0;
 199                 val = strtol(str, &end, 10);
 200                 if ((*str != '\0') && (*end == '\0') && (errno == 0)) {
 201                         if ((val > 0) && (val <= n)) {
 202                                 selected = CFArrayGetValueAtIndex(sets, val - 1);
 203                         }
 204                 }
 205         }
 206
 207         if (selected != NULL) {
 208                 goto done;
 209         }
 210
 211         SCPrint(TRUE, stdout, CFSTR("no match, which set?\n"));
 212
 213     done :
 214
 215         if (select_name != NULL) CFRelease(select_name);
 216         return selected;
 217 }
 218
 219
 220 /* -------------------- */
 221
 222
 223 __private_extern__
 224 void
 225 create_set(int argc, char **argv)
 226 {
 227         SCNetworkSetRef set;
 228         CFStringRef     setName;
 229
 230         if (prefs == NULL) {
 231                 SCPrint(TRUE, stdout, CFSTR("network configuration not open\n"));
 232                 return;
 233         }
 234
 235         set = SCNetworkSetCreate(prefs);
 236         if (set == NULL) {
 237                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
 238                 return;
 239         }
 240
 241         if ((argc > 0) && (strlen(argv[0]) > 0)) {
 242                 Boolean         ok;
 243
 244                 setName = CFStringCreateWithCString(NULL, argv[0], kCFStringEncodingUTF8);
 245 //              argv++;
 246 //              argc--;
 247
 248                 ok = SCNetworkSetSetName(set, setName);
 249                 CFRelease(setName);
 250                 if (!ok) {
 251                         SCPrint(TRUE, stdout, CFSTR("set not created: %s\n"), SCErrorString(SCError()));
 252                         (void) SCNetworkSetRemove(set);
 253                         CFRelease(set);
 254                         return;
 255                 }
 256         }
 257
 258         _prefs_changed = TRUE;
 259
 260         if (net_set != NULL) CFRelease(net_set);
 261         net_set = set;
 262
 263         setName = SCNetworkSetGetName(set);
 264         if (setName != NULL) {
 265                 SCPrint(TRUE, stdout,
 266                         CFSTR("set \"%@\" (%@) created and selected\n"),
 267                         setName,
 268                         SCNetworkSetGetSetID(set));
 269         } else {
 270                 SCPrint(TRUE, stdout,
 271                         CFSTR("set ID \"%@\" created and selected\n"),
 272                         SCNetworkSetGetSetID(set));
 273         }
 274
 275         if (net_service != NULL) {
 276                 CFRelease(net_service);
 277                 net_service = NULL;
 278                 SCPrint(TRUE, stdout, CFSTR("& no service selected\n"));
 279         }
 280
 281         if (net_protocol != NULL) {
 282                 CFRelease(net_protocol);
 283                 net_protocol = NULL;
 284                 SCPrint(TRUE, stdout, CFSTR("& no protocol selected\n"));
 285         }
 286
 287         if (net_interface != NULL) {
 288                 CFRelease(net_interface);
 289                 net_interface = NULL;
 290                 SCPrint(TRUE, stdout, CFSTR("& no interface selected\n"));
 291         }
 292
 293         if (sets != NULL) {
 294                 CFRelease(sets);
 295                 sets = NULL;
 296         }
 297
 298         return;
 299 }
 300
 301
 302 __private_extern__
 303 void
 304 remove_set(int argc, char **argv)
 305 {
 306         SCNetworkSetRef set     = NULL;
 307         CFStringRef     setName;
 308
 309         if (argc == 1) {
 310                 set = _find_set(argv[0]);
 311         } else {
 312                 if (net_set != NULL) {
 313                         set = net_set;
 314                 }
 315         }
 316
 317         if (set == NULL) {
 318                 return;
 319         }
 320
 321         CFRetain(set);
 322
 323         if (!SCNetworkSetRemove(set)) {
 324                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
 325                 goto done;
 326         }
 327
 328         _prefs_changed = TRUE;
 329
 330         setName = SCNetworkSetGetName(set);
 331         if (setName != NULL) {
 332                 SCPrint(TRUE, stdout, CFSTR("set \"%@\" removed\n"), setName);
 333         } else {
 334                 SCPrint(TRUE, stdout,
 335                         CFSTR("set ID \"%@\" removed\n"),
 336                         SCNetworkSetGetSetID(set));
 337         }
 338
 339         if (CFEqual(set, net_set)) {
 340                 if (net_service != NULL) {
 341                         CFRelease(net_service);
 342                         net_service = NULL;
 343                         SCPrint(TRUE, stdout, CFSTR("& no service selected\n"));
 344                 }
 345
 346                 if (net_protocol != NULL) {
 347                         CFRelease(net_protocol);
 348                         net_protocol = NULL;
 349                         SCPrint(TRUE, stdout, CFSTR("& no protocol selected\n"));
 350                 }
 351
 352                 if (net_interface != NULL) {
 353                         CFRelease(net_interface);
 354                         net_interface = NULL;
 355                         SCPrint(TRUE, stdout, CFSTR("& no interface selected\n"));
 356                 }
 357         }
 358
 359         if (sets != NULL) {
 360                 CFRelease(sets);
 361                 sets = NULL;
 362         }
 363
 364     done :
 365
 366         CFRelease(set);
 367         return;
 368 }
 369
 370
 371 __private_extern__
 372 void
 373 select_set(int argc, char **argv)
 374 {
 375         SCNetworkSetRef set;
 376         CFStringRef     setName;
 377
 378         set = _find_set(argv[0]);
 379
 380         if (set == NULL) {
 381                 return;
 382         }
 383
 384         if (net_set != NULL) CFRelease(net_set);
 385         net_set = CFRetain(set);
 386
 387         setName = SCNetworkSetGetName(set);
 388         if (setName != NULL) {
 389                 SCPrint(TRUE, stdout, CFSTR("set \"%@\" selected\n"), setName);
 390         } else {
 391                 SCPrint(TRUE, stdout,
 392                         CFSTR("set ID \"%@\" selected\n"),
 393                         SCNetworkSetGetSetID(set));
 394         }
 395
 396         if (net_service != NULL) {
 397                 CFRelease(net_service);
 398                 net_service = NULL;
 399                 SCPrint(TRUE, stdout, CFSTR("& no service selected\n"));
 400         }
 401
 402         if (net_protocol != NULL) {
 403                 CFRelease(net_protocol);
 404                 net_protocol = NULL;
 405                 SCPrint(TRUE, stdout, CFSTR("& no protocol selected\n"));
 406         }
 407
 408         if (net_interface != NULL) {
 409                 CFRelease(net_interface);
 410                 net_interface = NULL;
 411                 SCPrint(TRUE, stdout, CFSTR("& no interface selected\n"));
 412         }
 413
 414         return;
 415 }
 416
 417
 418 __private_extern__
 419 void
 420 set_set(int argc, char **argv)
 421 {
 422         Boolean ok;
 423
 424         if (net_set == NULL) {
 425                 SCPrint(TRUE, stdout, CFSTR("set not selected\n"));
 426                 return;
 427         }
 428
 429         if (argc < 1) {
 430                 SCPrint(TRUE, stdout, CFSTR("set what?\n"));
 431                 return;
 432         }
 433
 434         while (argc > 0) {
 435                 char    *command;
 436
 437                 command = argv[0];
 438                 argv++;
 439                 argc--;
 440
 441                 if (strcmp(command, "name") == 0) {
 442                         CFStringRef     setName;
 443
 444                         if (argc < 1) {
 445                                 SCPrint(TRUE, stdout, CFSTR("name not specified\n"));
 446                                 return;
 447                         }
 448
 449                         setName = (strlen(argv[0]) > 0)
 450                                         ? CFStringCreateWithCString(NULL, argv[0], kCFStringEncodingUTF8)
 451                                         : NULL;
 452                         argv++;
 453                         argc--;
 454
 455                         ok = SCNetworkSetSetName(net_set, setName);
 456                         if (setName != NULL) CFRelease(setName);
 457                         if (!ok) {
 458                                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
 459                                 return;
 460                         }
 461
 462                         _prefs_changed = TRUE;
 463
 464                         if (sets != NULL) {
 465                                 /*
 466                                  * since the (displayed) ordering may have changed, refresh sets
 467                                  */
 468                                 char    *setID;
 469
 470                                 setID = _SC_cfstring_to_cstring(SCNetworkSetGetSetID(net_set),
 471                                                                 NULL,
 472                                                                 0,
 473                                                                 kCFStringEncodingUTF8);
 474
 475                                 CFRelease(net_set);
 476                                 net_set = NULL;
 477
 478                                 CFRelease(sets);
 479                                 sets = NULL;
 480
 481                                 net_set = _find_set(setID);
 482                                 if (net_set != NULL) {
 483                                         CFRetain(net_set);
 484                                 }
 485
 486                                 CFAllocatorDeallocate(NULL, setID);
 487                         }
 488                 } else if (strcmp(command, "current") == 0) {
 489                         ok = SCNetworkSetSetCurrent(net_set);
 490                         if (!ok) {
 491                                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
 492                                 return;
 493                         }
 494
 495                         _prefs_changed = TRUE;
 496                 } else if (strcmp(command, "id") == 0) {
 497                         char            *newID;
 498                         CFStringRef     setID;
 499
 500                         if ((argc < 1) || (strlen(argv[0]) == 0)) {
 501                                 SCPrint(TRUE, stdout, CFSTR("set id not specified\n"));
 502                                 return;
 503                         }
 504
 505                         newID = argv[0];
 506                         setID = CFStringCreateWithCString(NULL, argv[0], kCFStringEncodingUTF8);
 507                         argv++;
 508                         argc--;
 509
 510                         ok = _SCNetworkSetSetSetID(net_set, setID);
 511                         CFRelease(setID);
 512                         if (!ok) {
 513                                 SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
 514                                 return;
 515                         }
 516
 517                         _prefs_changed = TRUE;
 518
 519                         if (sets != NULL) {
 520                                 /*
 521                                  * since the (displayed) ordering may have changed, refresh sets
 522                                  */
 523                                 CFRelease(net_set);
 524                                 net_set = NULL;
 525
 526                                 CFRelease(sets);
 527                                 sets = NULL;
 528
 529                                 net_set = _find_set(newID);
 530                                 if (net_set != NULL) {
 531                                         CFRetain(net_set);
 532                                 }
 533                         }
 534                 } else {
 535                         SCPrint(TRUE, stdout, CFSTR("set what?\n"));
 536                 }
 537
 538                 if (net_set == NULL) {
 539                         break;
 540                 }
 541         }
 542
 543         return;
 544 }
 545
 546
 547 __private_extern__
 548 void
 549 show_set(int argc, char **argv)
 550 {
 551         CFArrayRef      interfaces;
 552         CFArrayRef      services;
 553         SCNetworkSetRef set     = NULL;
 554         CFStringRef     setName;
 555
 556         if (argc == 1) {
 557                 set = _find_set(argv[0]);
 558         } else {
 559                 if (net_set != NULL) {
 560                         set = net_set;
 561                 } else {
 562                         SCPrint(TRUE, stdout, CFSTR("set not selected\n"));
 563                         return;
 564                 }
 565         }
 566
 567         if (set == NULL) {
 568                 return;
 569         }
 570
 571         SCPrint(TRUE, stdout, CFSTR("set id               = %@\n"), SCNetworkSetGetSetID(set));
 572
 573         setName = SCNetworkSetGetName(set);
 574         SCPrint(TRUE, stdout, CFSTR("name                 = %@\n"),
 575                 (setName != NULL) ? setName : CFSTR(""));
 576
 577         services = SCNetworkSetCopyServices(set);
 578         if (services != NULL) {
 579                 CFIndex                 i;
 580                 CFIndex                 n;
 581                 CFIndex                 nOrder  = 0;
 582                 CFArrayRef              order;
 583
 584                 order = SCNetworkSetGetServiceOrder(set);
 585                 if (order != NULL) {
 586                         nOrder = CFArrayGetCount(order);
 587                 }
 588
 589                 n = CFArrayGetCount(services);
 590                 if (n > 1) {
 591                         CFMutableArrayRef       sorted;
 592
 593                         sorted = CFArrayCreateMutableCopy(NULL, 0, services);
 594                         CFArraySortValues(sorted,
 595                                           CFRangeMake(0, CFArrayGetCount(sorted)),
 596                                           _SCNetworkServiceCompare,
 597                                           (void *)order);
 598                         CFRelease(services);
 599                         services = sorted;
 600                 }
 601
 602                 SCPrint(TRUE, stdout, CFSTR("services =\n"));
 603
 604                 for (i = 0; i < n; i++) {
 605                         CFIndex                 orderIndex      = kCFNotFound;
 606                         SCNetworkServiceRef     service;
 607                         CFStringRef             serviceName;
 608                         CFStringRef             serviceID;
 609
 610                         service     = CFArrayGetValueAtIndex(services, i);
 611                         serviceID   = SCNetworkServiceGetServiceID(service);
 612                         serviceName = SCNetworkServiceGetName(service);
 613                         if (serviceName == NULL) serviceName = CFSTR("");
 614
 615                         if (order != NULL) {
 616                                 orderIndex  = CFArrayGetFirstIndexOfValue(order,
 617                                                                           CFRangeMake(0, nOrder),
 618                                                                           serviceID);
 619                         }
 620                         if (orderIndex != kCFNotFound) {
 621                                 SCPrint(TRUE, stdout, CFSTR("%c%2ld: %@%-*s (%@)\n"),
 622                                         ((net_service != NULL) && CFEqual(service, net_service)) ? '>' : ' ',
 623                                         orderIndex + 1,
 624                                         serviceName,
 625                                         (int)(30 - CFStringGetLength(serviceName)),
 626                                         " ",
 627                                         serviceID);
 628                         } else {
 629                                 SCPrint(TRUE, stdout, CFSTR("%c  : %@%-*s (%@)\n"),
 630                                         ((net_service != NULL) && CFEqual(service, net_service)) ? '>' : ' ',
 631                                         serviceName,
 632                                         (int)(30 - CFStringGetLength(serviceName)),
 633                                         " ",
 634                                         serviceID);
 635                         }
 636                 }
 637
 638                 CFRelease(services);
 639         }
 640
 641         interfaces = SCNetworkSetCopyAvailableInterfaces(set);
 642         if (interfaces != NULL) {
 643                 CFIndex                 i;
 644                 SCNetworkInterfaceRef   interface;
 645                 CFIndex                 n;
 646
 647                 SCPrint(TRUE, stdout, CFSTR("available interfaces =\n"));
 648
 649                 n = CFArrayGetCount(interfaces);
 650                 for (i = 0; i < n; i++) {
 651                         interface = CFArrayGetValueAtIndex(interfaces, i);
 652                         SCPrint(TRUE, stdout, CFSTR(" %2ld: %@ \n"),
 653                                 i + 1,
 654                                 SCNetworkInterfaceGetLocalizedDisplayName(interface));
 655                 }
 656
 657                 CFRelease(interfaces);
 658         }
 659
 660         if (_sc_debug) {
 661                 SCPrint(TRUE, stdout, CFSTR("\n%@\n"), set);
 662         }
 663
 664         return;
 665 }
 666
 667
 668 __private_extern__
 669 void
 670 show_sets(int argc, char **argv)
 671 {
 672         SCNetworkSetRef current;
 673         CFIndex         i;
 674         CFIndex         n;
 675
 676         if (prefs == NULL) {
 677                 SCPrint(TRUE, stdout, CFSTR("network configuration not open\n"));
 678                 return;
 679         }
 680
 681         if (sets == NULL) {
 682                 sets = _copy_sets();
 683                 if (sets == NULL) {
 684                         return;
 685                 }
 686         }
 687
 688         current = SCNetworkSetCopyCurrent(prefs);
 689
 690         n = CFArrayGetCount(sets);
 691         for (i = 0; i < n; i++) {
 692                 SCNetworkSetRef set;
 693                 CFStringRef     setID;
 694                 CFStringRef     setName;
 695
 696                 set     = CFArrayGetValueAtIndex(sets, i);
 697                 setID   = SCNetworkSetGetSetID(set);
 698                 setName = SCNetworkSetGetName(set);
 699                 if (setName == NULL) setName = CFSTR("");
 700
 701                 SCPrint(TRUE, stdout, CFSTR(" %c%c%2ld: %@%-*s (%@)\n"),
 702                         ((current != NULL) && CFEqual(set, current)) ? '*' : ' ',
 703                         ((net_set != NULL) && CFEqual(set, net_set)) ? '>' : ' ',
 704                         i + 1,
 705                         setName,
 706                         (int)(30 - CFStringGetLength(setName)),
 707                         " ",
 708                         setID);
 709         }
 710
 711         if (current != NULL)    CFRelease(current);
 712
 713         return;
 714 }