src/install+setup/setup/networking.c

   1 /* SmoothWall setup program.
   2  *
   3  * This program is distributed under the terms of the GNU General Public
   4  * Licence.  See the file COPYING for details.
   5  *
   6  * (c) Lawrence Manning, 2001
   7  * The big one: networking.
   8  *
   9  */
  10
  11 #include "setup.h"
  12
  13 #define DNS1 0
  14 #define DNS2 1
  15 #define DEFAULT_GATEWAY 2
  16 #define DNSGATEWAY_TOTAL 3
  17
  18 extern FILE *flog;
  19 extern char *mylog;
  20
  21 extern char **ctr;
  22
  23 extern int automode;
  24
  25 #define HAS_GREEN 1
  26 #define HAS_RED (configtype == 1 || configtype == 2 || configtype == 3 || configtype == 4)
  27 #define HAS_ORANGE (configtype == 2 || configtype == 4)
  28 #define HAS_BLUE (configtype == 3 || configtype == 4)
  29 #define RED_IS_NOT_ETH (configtype == 0)
  30
  31 extern struct nic nics[];
  32 extern struct knic knics[];
  33
  34 char *configtypenames[] = {
  35         "GREEN + RED",
  36         "GREEN + RED + ORANGE",
  37         "GREEN + RED + BLUE",
  38         "GREEN + RED + ORANGE + BLUE",
  39         NULL };
  40 int configtypecards[] = {
  41         2,      // "GREEN + RED",
  42         3,      // "GREEN + RED + ORANGE",
  43         3,      // "GREEN + RED + BLUE",
  44         4         // "GREEN + RED + ORANGE + BLUE",
  45 };
  46
  47
  48 int netaddresschange;
  49
  50 int oktoleave(char *errormessage);
  51 int firstmenu(void);
  52 int configtypemenu(void);
  53 int drivermenu(void);
  54 int changedrivers(void);
  55 int greenaddressmenu(void);
  56 int addressesmenu(void);
  57 int dnsgatewaymenu(void);
  58
  59 int handlenetworking(void)
  60 {
  61         int done;
  62         int choice;
  63         int found;
  64         char errormessage[STRING_SIZE];
  65
  66         netaddresschange = 0;
  67
  68         found = scan_network_cards();
  69         found = init_knics();
  70
  71         done = 0;
  72         while (!done)
  73         {
  74                 choice = firstmenu();
  75
  76                 switch (choice)
  77                 {
  78                         case 1:
  79                                 configtypemenu();
  80                                 break;
  81
  82                         case 2:
  83                                 drivermenu();
  84                                 break;
  85
  86                         case 3:
  87                                 addressesmenu();
  88                                 break;
  89
  90                         case 4:
  91                                 dnsgatewaymenu();
  92                                 break;
  93
  94                         case 0:
  95                                 if (oktoleave(errormessage))
  96                                         done = 1;
  97                                 else
  98                                         errorbox(errormessage);
  99                                 break;
 100
 101                         default:
 102                                 break;
 103                 }
 104         }
 105
 106         if (automode == 0)
 107         {
 108                 /* Restart networking! */
 109                 if (netaddresschange)
 110                 {
 111                         runcommandwithstatus("/etc/rc.d/init.d/network stop",
 112                                 ctr[TR_PUSHING_NETWORK_DOWN]);
 113
 114                         rename_nics();
 115
 116                         runcommandwithstatus("/etc/rc.d/init.d/network start",
 117                                 ctr[TR_PULLING_NETWORK_UP]);
 118                 }
 119         }
 120         create_udev();
 121         return 1;
 122 }
 123
 124 int oktoleave(char *errormessage)
 125 {
 126         struct keyvalue *kv = initkeyvalues();
 127         char temp[STRING_SIZE];
 128         int configtype;
 129
 130         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 131         {
 132                 freekeyvalues(kv);
 133                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 134                 return 0;
 135         }
 136
 137         strcpy(temp, "0"); findkey(kv, "CONFIG_TYPE", temp); configtype = atol(temp);
 138         if (configtype < 1 || configtype > 4) configtype = 0;
 139
 140         if (HAS_GREEN)
 141         {
 142                 strcpy(temp, ""); findkey(kv, "GREEN_DEV", temp);
 143                 if (!(strlen(temp)))
 144                 {
 145                         strcpy(errormessage, ctr[TR_NO_GREEN_INTERFACE]);
 146                         goto EXIT;
 147                 }
 148                 if (!(interfacecheck(kv, "GREEN")))
 149                 {
 150                         strcpy(errormessage, ctr[TR_MISSING_GREEN_IP]);
 151                         goto EXIT;
 152                 }
 153         }
 154         if (HAS_RED)
 155         {
 156                 strcpy(temp, ""); findkey(kv, "RED_DEV", temp);
 157                 if (!(strlen(temp)))
 158                 {
 159                         strcpy(errormessage, ctr[TR_NO_RED_INTERFACE]);
 160                         goto EXIT;
 161                 }
 162                 if (!(interfacecheck(kv, "RED")))
 163                 {
 164                         strcpy(errormessage, ctr[TR_MISSING_RED_IP]);
 165                         goto EXIT;
 166                 }
 167         }
 168         if (HAS_ORANGE)
 169         {
 170                 strcpy(temp, ""); findkey(kv, "ORANGE_DEV", temp);
 171                 if (!(strlen(temp)))
 172                 {
 173                         strcpy(errormessage, ctr[TR_NO_ORANGE_INTERFACE]);
 174                         goto EXIT;
 175                 }
 176                 if (!(interfacecheck(kv, "ORANGE")))
 177                 {
 178                         strcpy(errormessage, ctr[TR_MISSING_ORANGE_IP]);
 179                         goto EXIT;
 180                 }
 181         }
 182         if (HAS_BLUE)
 183         {
 184                 strcpy(temp, ""); findkey(kv, "BLUE_DEV", temp);
 185                 if (!(strlen(temp)))
 186                 {
 187                         strcpy(errormessage, ctr[TR_NO_BLUE_INTERFACE]);
 188                         goto EXIT;
 189                 }
 190                 if (!(interfacecheck(kv, "BLUE")))
 191                 {
 192                         strcpy(errormessage, ctr[TR_MISSING_BLUE_IP]);
 193                         goto EXIT;
 194                 }
 195         }
 196         if (configtype == 0)
 197         {
 198                 strcpy(temp, ""); findkey(kv, "DNS1", temp);
 199                 if (!(strlen(temp)))
 200                 {
 201                         strcpy(errormessage, ctr[TR_MISSING_DNS]);
 202                         goto EXIT;
 203                 }
 204                 strcpy(temp, ""); findkey(kv, "DEFAULT_GATEWAY", temp);
 205                 if (!(strlen(temp)))
 206                 {
 207                         strcpy(errormessage, ctr[TR_MISSING_DEFAULT]);
 208                         goto EXIT;
 209                 }
 210         }
 211         strcpy(errormessage, "");
 212 EXIT:
 213         freekeyvalues(kv);
 214
 215         if (strlen(errormessage))
 216                 return 0;
 217         else
 218                 return 1;
 219 }
 220
 221
 222 /* Shows the main menu and a summary of the current settings. */
 223 int firstmenu(void)
 224 {
 225         char *sections[] = { ctr[TR_NETWORK_CONFIGURATION_TYPE],
 226                 ctr[TR_DRIVERS_AND_CARD_ASSIGNMENTS],
 227                 ctr[TR_ADDRESS_SETTINGS],
 228                 ctr[TR_DNS_AND_GATEWAY_SETTINGS], NULL };
 229         int rc;
 230         static int choice = 0;
 231         struct keyvalue *kv = initkeyvalues();
 232         char message[1000];
 233         char temp[STRING_SIZE];
 234         int x;
 235         int result;
 236         char networkrestart[STRING_SIZE] = "";
 237
 238         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 239         {
 240                 freekeyvalues(kv);
 241                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 242                 return 0;
 243         }
 244
 245         if (netaddresschange)
 246                 strcpy(networkrestart, ctr[TR_RESTART_REQUIRED]);
 247
 248         strcpy(temp, ""); findkey(kv, "CONFIG_TYPE", temp);
 249         x = atol(temp);
 250         x--;
 251         if (x < 1 || x > 4) x = 1;
 252         /* Format heading bit. */
 253         snprintf(message, 1000, ctr[TR_CURRENT_CONFIG], configtypenames[x],
 254                 networkrestart);
 255         rc = newtWinMenu(ctr[TR_NETWORK_CONFIGURATION_MENU], message, 50, 5, 5, 6,
 256                         sections, &choice, ctr[TR_OK], ctr[TR_DONE], NULL);
 257
 258         if (rc == 0 || rc == 1)
 259                 result = choice + 1;
 260         else
 261                 result = 0;
 262
 263         return result;
 264 }
 265
 266 /* Here they choose general network config, number of nics etc. */
 267 int configtypemenu(void)
 268 {
 269         struct keyvalue *kv = initkeyvalues();
 270         char temp[STRING_SIZE] = "0";
 271         char message[1000];
 272         int choise, found;
 273         int rc;
 274
 275         fprintf(flog,"Enter ConfigMenu\n");
 276
 277         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 278         {
 279                 freekeyvalues(kv);
 280                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 281                 return 0;
 282         }
 283
 284         found = scan_network_cards();
 285
 286         findkey(kv, "CONFIG_TYPE", temp); choise = atol(temp);
 287         choise--;
 288
 289         do
 290         {
 291                 sprintf(message, ctr[TR_NETWORK_CONFIGURATION_TYPE_LONG], NAME);
 292                 rc = newtWinMenu(ctr[TR_NETWORK_CONFIGURATION_TYPE], message, 50, 5, 5,
 293                         6, configtypenames, &choise, ctr[TR_OK], ctr[TR_CANCEL], NULL);
 294                 if ( configtypecards[choise] > found ) {
 295                         sprintf(message, ctr[TR_NOT_ENOUGH_INTERFACES] , configtypecards[choise], found);
 296                         errorbox(message);
 297                 }
 298         }
 299         while ( configtypecards[choise] > found);
 300
 301         if (rc == 0 || rc == 1)
 302         {
 303                 choise++;
 304                 sprintf(temp, "%d", choise);
 305                 replacekeyvalue(kv, "CONFIG_TYPE", temp);
 306                 clear_card_entry(_RED_CARD_);
 307                 clear_card_entry(_ORANGE_CARD_);
 308                 clear_card_entry(_BLUE_CARD_);
 309
 310                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 311                 netaddresschange = 1;
 312         }
 313         freekeyvalues(kv);
 314
 315         return 0;
 316 }
 317
 318
 319
 320 /* Driver menu.  Choose drivers.. */
 321 int drivermenu(void)
 322 {
 323         struct keyvalue *kv = initkeyvalues();
 324         char message[STRING_SIZE];
 325         char temp[STRING_SIZE];
 326
 327         int configtype;
 328         int i, rc, kcount = 0, neednics; //i = 0, count = 0,
 329
 330         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 331         {
 332                 freekeyvalues(kv);
 333                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 334                 return 0;
 335         }
 336
 337         strcpy(temp, "0"); findkey(kv, "CONFIG_TYPE", temp);
 338         configtype = atol(temp);
 339
 340         strcpy(message, ctr[TR_CONFIGURE_NETWORK_DRIVERS]);
 341
 342         kcount = 0;     // counter to find knowing nics.
 343         neednics = 0;   // counter to use needing nics.
 344         if (HAS_GREEN) {
 345                 sprintf(temp, "GREEN:  %s\n", knics[_GREEN_CARD_].description);
 346                 strcat(message, temp);
 347                 if (strlen(knics[_GREEN_CARD_].macaddr) ) {
 348                         sprintf(temp, "GREEN:  (%s) %s green0\n", knics[_GREEN_CARD_].macaddr, ctr[TR_AS]);
 349                         strcat(message, temp);
 350                 }
 351                 neednics++;
 352         }
 353         if (HAS_RED) {
 354                 sprintf(temp, "RED:    %s\n", knics[_RED_CARD_].description);
 355                 strcat(message, temp);
 356                 if (strlen(knics[_RED_CARD_].macaddr) ) {
 357                         sprintf(temp, "RED:    (%s) %s red0\n", knics[_RED_CARD_].macaddr, ctr[TR_AS]);
 358                         strcat(message, temp);
 359                 }
 360                 neednics++;
 361         }
 362         if (HAS_ORANGE) {
 363                 sprintf(temp, "ORANGE: %s\n", knics[_ORANGE_CARD_].description);
 364                 strcat(message, temp);
 365                 if ( strlen(knics[_ORANGE_CARD_].macaddr) ) {
 366                         sprintf(temp, "ORANGE: (%s) %s orange0\n", knics[_ORANGE_CARD_].macaddr, ctr[TR_AS]);
 367                         strcat(message, temp);
 368                 }
 369                 neednics++;
 370         }
 371         if (HAS_BLUE) {
 372                 sprintf(temp, "BLUE:   %s\n", knics[_BLUE_CARD_].description);
 373                 strcat(message, temp);
 374                 if (strlen(knics[_BLUE_CARD_].macaddr)) {
 375                         sprintf(temp, "BLUE:   (%s) %s blue0\n", knics[_BLUE_CARD_].macaddr, ctr[TR_AS]);
 376                         strcat(message, temp);
 377                 }
 378                 neednics++;
 379         }
 380
 381         for ( i=0 ; i<4;i++) if (strcmp(knics[i].macaddr, "")) kcount++;
 382
 383         if (neednics = kcount)
 384         {
 385                 strcat(message, ctr[TR_DO_YOU_WISH_TO_CHANGE_THESE_SETTINGS]);
 386                 rc = newtWinChoice(ctr[TR_DRIVERS_AND_CARD_ASSIGNMENTS], ctr[TR_OK],
 387                 ctr[TR_CANCEL], message);
 388                 if (rc == 0 || rc == 1)
 389                 {
 390                         /* Shit, got to do something.. */
 391                         changedrivers();
 392                 }
 393         } else {
 394                 /* Shit, got to do something.. */
 395                 changedrivers();
 396         }
 397         freekeyvalues(kv);
 398
 399         return 1;
 400 }
 401
 402 int set_menu_entry_for(int *nr, int *card)
 403 {
 404
 405 }
 406
 407 int changedrivers(void)
 408 {
 409         struct keyvalue *kv = initkeyvalues();
 410         char temp[STRING_SIZE], message[STRING_SIZE];
 411         int configtype;
 412         int green = 0, red = 0, blue = 0, orange = 0;
 413         char MenuInhalt[10][180];
 414         char *pMenuInhalt[10];
 415         int count = 0, choise = 0, rc;
 416         int NicEntry[10];
 417
 418         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 419         {
 420                 freekeyvalues(kv);
 421                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 422                 return 0;
 423         }
 424         runcommandwithstatus("/etc/rc.d/init.d/network stop red blue orange",
 425                 ctr[TR_PUSHING_NON_LOCAL_NETWORK_DOWN]);
 426
 427         findkey(kv, "CONFIG_TYPE", temp); configtype = atol(temp);
 428         if (configtype == 1)
 429                 { green = 1; red = 1; }
 430         else if (configtype == 2)
 431                 { green = 1; red = 1; orange = 1; }
 432         else if (configtype == 3)
 433                 { green = 1; red = 1; blue = 1; }
 434         else if (configtype == 4)
 435                 { green = 1; red=1; orange=1; blue = 1; }
 436
 437         do
 438         {
 439                 count = 0;
 440                 strcpy(message, ctr[TR_INTERFACE_CHANGE]);
 441
 442                 if (green) {
 443                         strcpy(MenuInhalt[count], "GREEN");
 444                         pMenuInhalt[count] = MenuInhalt[count];
 445                         NicEntry[_GREEN_CARD_] = count;
 446                         sprintf(temp, "GREEN:  %s\n", knics[_GREEN_CARD_].description);
 447                         strcat(message, temp);
 448                         if ( strlen(knics[_GREEN_CARD_].macaddr) ) {
 449                                 sprintf(temp, "GREEN:  (%s) %s green0\n", knics[_GREEN_CARD_].macaddr, ctr[TR_AS]);
 450                                 strcat(message, temp);
 451                         }
 452                         count++;
 453                 }
 454
 455                 if (red) {
 456                         strcpy(MenuInhalt[count], "RED");
 457                         pMenuInhalt[count] = MenuInhalt[count];
 458                         NicEntry[_RED_CARD_] = count;
 459                         sprintf(temp, "RED:    %s\n", knics[_RED_CARD_].description);
 460                         strcat(message, temp);
 461                         if ( strlen(knics[_RED_CARD_].macaddr) ) {
 462                                 sprintf(temp, "RED:    (%s) %s red0\n", knics[_RED_CARD_].macaddr, ctr[TR_AS]);
 463                                 strcat(message, temp);
 464                         }
 465                         count++;
 466                 }
 467
 468                 if (orange) {
 469                         strcpy(MenuInhalt[count], "ORANGE");
 470                         pMenuInhalt[count] = MenuInhalt[count];
 471                         NicEntry[_ORANGE_CARD_] = count;
 472                         sprintf(temp, "ORANGE: %s\n", knics[_ORANGE_CARD_].description);
 473                         strcat(message, temp);
 474                         if ( strlen(knics[_ORANGE_CARD_].macaddr) ) {
 475                                 sprintf(temp, "ORANGE: (%s) %s orange0\n", knics[_ORANGE_CARD_].macaddr, ctr[TR_AS]);
 476                                 strcat(message, temp);
 477                         }
 478                         count++;
 479                 }
 480
 481                 if (blue) {
 482                         strcpy(MenuInhalt[count], "BLUE");
 483                         pMenuInhalt[count] = MenuInhalt[count];
 484                         NicEntry[_BLUE_CARD_] = count;
 485                         sprintf(temp, "BLUE:   %s\n", knics[_BLUE_CARD_].description);
 486                         strcat(message, temp);
 487                         if ( strlen(knics[_BLUE_CARD_].macaddr) ) {
 488                                 sprintf(temp, "BLUE:   (%s) %s blue0\n", knics[_BLUE_CARD_].macaddr, ctr[TR_AS]);
 489                                 strcat(message, temp);
 490                         }
 491                         count++;
 492                 }
 493                 pMenuInhalt[count] = NULL;
 494
 495                 rc = newtWinMenu( ctr[TR_NETCARD_COLOR], message, 70, 5, 5, 6, pMenuInhalt, &choise, ctr[TR_SELECT], ctr[TR_REMOVE], ctr[TR_DONE], NULL);
 496
 497                 if ( rc == 0 || rc == 1) {
 498                         if ((green) && ( choise == NicEntry[0])) nicmenu(_GREEN_CARD_);
 499                         if ((red) && ( choise == NicEntry[1])) nicmenu(_RED_CARD_);
 500                         if ((orange) && ( choise == NicEntry[2])) nicmenu(_ORANGE_CARD_);
 501                         if ((blue) && ( choise == NicEntry[3])) nicmenu(_BLUE_CARD_);
 502                         netaddresschange = 1;
 503                 } else if (rc == 2) {
 504                         if ((green) && ( choise == NicEntry[0])) ask_clear_card_entry(_GREEN_CARD_);
 505                         if ((red) && ( choise == NicEntry[1])) ask_clear_card_entry(_RED_CARD_);
 506                         if ((orange) && ( choise == NicEntry[2])) ask_clear_card_entry(_ORANGE_CARD_);
 507                         if ((blue) && ( choise == NicEntry[3])) ask_clear_card_entry(_BLUE_CARD_);
 508                         netaddresschange = 1;
 509                 }
 510         }
 511         while ( rc <= 2);
 512
 513         freekeyvalues(kv);
 514         return 1;
 515 }
 516
 517 // Let user change GREEN address.
 518 int greenaddressmenu(void)
 519 {
 520         struct keyvalue *kv = initkeyvalues();
 521         char message[1000];
 522         int rc;
 523
 524         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 525         {
 526                 freekeyvalues(kv);
 527                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 528                 return 0;
 529         }
 530
 531         sprintf(message, ctr[TR_WARNING_LONG], NAME);
 532         rc = newtWinChoice(ctr[TR_WARNING], ctr[TR_OK], ctr[TR_CANCEL], message);
 533
 534         if (rc == 0 || rc == 1)
 535         {
 536                 if (changeaddress(kv, "GREEN", 0, ""))
 537                 {
 538                         netaddresschange = 1;
 539                         writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 540                         writehostsfiles();
 541                 }
 542         }
 543
 544         freekeyvalues(kv);
 545
 546         return 0;
 547 }
 548
 549 // They can change BLUE, ORANGE and GREEN too :)
 550 int addressesmenu(void)
 551 {
 552         struct keyvalue *kv = initkeyvalues();
 553         struct keyvalue *mainkv = initkeyvalues();
 554         int rc = 0;
 555         char *sections[5];
 556         char *green = "GREEN";
 557         char *orange = "ORANGE";
 558         char *blue = "BLUE";
 559         char *red = "RED";
 560         int c = 0;
 561         char greenaddress[STRING_SIZE];
 562         char oldgreenaddress[STRING_SIZE];
 563         char temp[STRING_SIZE];
 564         char temp2[STRING_SIZE];
 565         char message[1000];
 566         int configtype;
 567         int done;
 568         int choice;
 569         char hostname[STRING_SIZE];
 570
 571         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 572         {
 573                 freekeyvalues(kv);
 574                 freekeyvalues(mainkv);
 575                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 576                 return 0;
 577         }
 578         if (!(readkeyvalues(mainkv, CONFIG_ROOT "/main/settings")))
 579         {
 580                 freekeyvalues(kv);
 581                 freekeyvalues(mainkv);
 582                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 583                 return 0;
 584         }
 585
 586         strcpy(temp, "0"); findkey(kv, "CONFIG_TYPE", temp);
 587         configtype = atol(temp);
 588
 589         sections[c] = green;
 590         c++;
 591         if (HAS_BLUE)
 592         {
 593                 sections[c] = blue;
 594                 c++;
 595         }
 596         if (HAS_ORANGE)
 597         {
 598                 sections[c] = orange;
 599                 c++;
 600         }
 601         if (HAS_RED)
 602         {
 603                 sections[c] = red;
 604                 c++;
 605         }
 606         sections[c] = NULL;
 607
 608         choice = 0;
 609         done = 0;
 610         while (!done)
 611         {
 612                 rc = newtWinMenu(ctr[TR_ADDRESS_SETTINGS],
 613                         ctr[TR_SELECT_THE_INTERFACE_YOU_WISH_TO_RECONFIGURE], 50, 5,
 614                         5, 6, sections, &choice, ctr[TR_OK], ctr[TR_DONE], NULL);
 615
 616                 if (rc == 0 || rc == 1)
 617                 {
 618                         if (strcmp(sections[choice], "GREEN") == 0)
 619                         {
 620                                 findkey(kv, "GREEN_ADDRESS", oldgreenaddress);
 621                                 sprintf(message, ctr[TR_WARNING_LONG], NAME);
 622                                 rc = newtWinChoice(ctr[TR_WARNING], ctr[TR_OK], ctr[TR_CANCEL],
 623                                         message);
 624                                 if (rc == 0 || rc == 1)
 625                                 {
 626                                         if (changeaddress(kv, "GREEN", 0, ""))
 627                                         {
 628                                                 netaddresschange = 1;
 629                                                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 630                                                 writehostsfiles();
 631                                                 findkey(kv, "GREEN_ADDRESS", greenaddress);
 632                                                 snprintf(temp, STRING_SIZE-1, "option routers %s", oldgreenaddress);
 633                                                 snprintf(temp2, STRING_SIZE-1, "option routers %s", greenaddress);
 634                                                 replace (CONFIG_ROOT "/dhcp/dhcpd.conf", temp, temp2);
 635                                                 chown  (CONFIG_ROOT "/dhcp/dhcpd.conf", 99, 99);
 636                                         }
 637                                 }
 638                         }
 639                         if (strcmp(sections[choice], "BLUE") == 0)
 640                         {
 641                                 if (changeaddress(kv, "BLUE", 0, ""))
 642                                         netaddresschange = 1;
 643                         }
 644                         if (strcmp(sections[choice], "ORANGE") == 0)
 645                         {
 646                                 if (changeaddress(kv, "ORANGE", 0, ""))
 647                                         netaddresschange = 1;
 648                         }
 649                         if (strcmp(sections[choice], "RED") == 0)
 650                         {
 651                                 strcpy(hostname, "");
 652                                 findkey(mainkv, "HOSTNAME", hostname);
 653                                 if (changeaddress(kv, "RED", 1, hostname))
 654                                         netaddresschange = 1;
 655                         }
 656                 }
 657                 else
 658                         done = 1;
 659         }
 660
 661         writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 662         freekeyvalues(kv);
 663         freekeyvalues(mainkv);
 664
 665         return 0;
 666 }
 667
 668 /* DNS and default gateway.... */
 669 int dnsgatewaymenu(void)
 670 {
 671         struct keyvalue *kv = initkeyvalues();
 672         char message[1000];
 673         char temp[STRING_SIZE] = "0";
 674         struct newtWinEntry entries[DNSGATEWAY_TOTAL+1];
 675         char *values[DNSGATEWAY_TOTAL];         /* pointers for the values. */
 676         int error;
 677         int configtype;
 678         int rc;
 679
 680         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 681         {
 682                 freekeyvalues(kv);
 683                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 684                 return 0;
 685         }
 686
 687         entries[DNS1].text = ctr[TR_PRIMARY_DNS];
 688         strcpy(temp, ""); findkey(kv, "DNS1", temp);
 689         values[DNS1] = strdup(temp);
 690         entries[DNS1].value = &values[DNS1];
 691         entries[DNS1].flags = 0;
 692
 693         entries[DNS2].text = ctr[TR_SECONDARY_DNS];
 694         strcpy(temp, ""); findkey(kv, "DNS2", temp);
 695         values[DNS2] = strdup(temp);
 696         entries[DNS2].value = &values[DNS2];
 697         entries[DNS2].flags = 0;
 698
 699         entries[DEFAULT_GATEWAY].text = ctr[TR_DEFAULT_GATEWAY];
 700         strcpy(temp, ""); findkey(kv, "DEFAULT_GATEWAY", temp);
 701         values[DEFAULT_GATEWAY] = strdup(temp);
 702         entries[DEFAULT_GATEWAY].value = &values[DEFAULT_GATEWAY];
 703         entries[DEFAULT_GATEWAY].flags = 0;
 704
 705         entries[DNSGATEWAY_TOTAL].text = NULL;
 706         entries[DNSGATEWAY_TOTAL].value = NULL;
 707         entries[DNSGATEWAY_TOTAL].flags = 0;
 708
 709         do
 710         {
 711                 error = 0;
 712
 713                 rc = newtWinEntries(ctr[TR_DNS_AND_GATEWAY_SETTINGS],
 714                         ctr[TR_DNS_AND_GATEWAY_SETTINGS_LONG], 50, 5, 5, 18, entries,
 715                         ctr[TR_OK], ctr[TR_CANCEL], NULL);
 716                 if (rc == 0 || rc == 1)
 717                 {
 718                         strcpy(message, ctr[TR_INVALID_FIELDS]);
 719                         if (strlen(values[DNS1]))
 720                         {
 721                                 if (inet_addr(values[DNS1]) == INADDR_NONE)
 722                                 {
 723                                         strcat(message, ctr[TR_PRIMARY_DNS_CR]);
 724                                         error = 1;
 725                                 }
 726                         }
 727                         if (strlen(values[DNS2]))
 728                         {
 729                                 if (inet_addr(values[DNS2]) == INADDR_NONE)
 730                                 {
 731                                         strcat(message, ctr[TR_SECONDARY_DNS_CR]);
 732                                         error = 1;
 733                                 }
 734                         }
 735                         if (strlen(values[DEFAULT_GATEWAY]))
 736                         {
 737                                 if (inet_addr(values[DEFAULT_GATEWAY]) == INADDR_NONE)
 738                                 {
 739                                         strcat(message, ctr[TR_DEFAULT_GATEWAY_CR]);
 740                                         error = 1;
 741                                 }
 742                         }
 743                         if (!strlen(values[DNS1]) && strlen(values[DNS2]))
 744                         {
 745                                 strcpy(message, ctr[TR_SECONDARY_WITHOUT_PRIMARY_DNS]);
 746                                 error = 1;
 747                         }
 748
 749                         if (error)
 750                                 errorbox(message);
 751                         else
 752                         {
 753                                 replacekeyvalue(kv, "DNS1", values[DNS1]);
 754                                 replacekeyvalue(kv, "DNS2", values[DNS2]);
 755                                 replacekeyvalue(kv, "DEFAULT_GATEWAY", values[DEFAULT_GATEWAY]);
 756                                 netaddresschange = 1;
 757                                 free(values[DNS1]);
 758                                 free(values[DNS2]);
 759                                 free(values[DEFAULT_GATEWAY]);
 760                                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 761                         }
 762                 }
 763         }
 764         while (error);
 765
 766         freekeyvalues(kv);
 767
 768         return 1;
 769 }