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); x = atol(temp);
 249         if (x < 1 || x > 4) x = 0;
 250         /* Format heading bit. */
 251         snprintf(message, 1000, ctr[TR_CURRENT_CONFIG], configtypenames[x],
 252                 networkrestart);
 253         rc = newtWinMenu(ctr[TR_NETWORK_CONFIGURATION_MENU], message, 50, 5, 5, 6,
 254                         sections, &choice, ctr[TR_OK], ctr[TR_DONE], NULL);
 255
 256         if (rc == 0 || rc == 1)
 257                 result = choice + 1;
 258         else
 259                 result = 0;
 260
 261         return result;
 262 }
 263
 264 /* Here they choose general network config, number of nics etc. */
 265 int configtypemenu(void)
 266 {
 267         struct keyvalue *kv = initkeyvalues();
 268         char temp[STRING_SIZE] = "0";
 269         char message[1000];
 270         int choise, found;
 271         int rc;
 272
 273         fprintf(flog,"Enter ConfigMenu\n");
 274
 275         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 276         {
 277                 freekeyvalues(kv);
 278                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 279                 return 0;
 280         }
 281
 282         found = scan_network_cards();
 283
 284         findkey(kv, "CONFIG_TYPE", temp); choise = atol(temp);
 285         choise--;
 286
 287         do
 288         {
 289                 sprintf(message, ctr[TR_NETWORK_CONFIGURATION_TYPE_LONG], NAME);
 290                 rc = newtWinMenu(ctr[TR_NETWORK_CONFIGURATION_TYPE], message, 50, 5, 5,
 291                         6, configtypenames, &choise, ctr[TR_OK], ctr[TR_CANCEL], NULL);
 292                 if ( configtypecards[choise] > found ) {
 293                         sprintf(message, ctr[TR_NOT_ENOUGH_INTERFACES] , configtypecards[choise], found);
 294                         errorbox(message);
 295                 }
 296         }
 297         while ( configtypecards[choise] > found);
 298
 299         if (rc == 0 || rc == 1)
 300         {
 301                 choise++;
 302                 sprintf(temp, "%d", choise);
 303                 replacekeyvalue(kv, "CONFIG_TYPE", temp);
 304                 clear_card_entry(_RED_CARD_);
 305                 clear_card_entry(_ORANGE_CARD_);
 306                 clear_card_entry(_BLUE_CARD_);
 307
 308                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 309                 netaddresschange = 1;
 310         }
 311         freekeyvalues(kv);
 312
 313         return 0;
 314 }
 315
 316
 317
 318 /* Driver menu.  Choose drivers.. */
 319 int drivermenu(void)
 320 {
 321         struct keyvalue *kv = initkeyvalues();
 322         char message[STRING_SIZE];
 323         char temp[STRING_SIZE];
 324
 325         int configtype;
 326         int i, rc, kcount = 0, neednics; //i = 0, count = 0,
 327
 328         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 329         {
 330                 freekeyvalues(kv);
 331                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 332                 return 0;
 333         }
 334
 335         strcpy(temp, "0"); findkey(kv, "CONFIG_TYPE", temp);
 336         configtype = atol(temp);
 337
 338         strcpy(message, ctr[TR_CONFIGURE_NETWORK_DRIVERS]);
 339
 340         kcount = 0;     // counter to find knowing nics.
 341         neednics = 0;   // counter to use needing nics.
 342         if (HAS_GREEN) {
 343                 sprintf(temp, "GREEN:  %s\n", knics[_GREEN_CARD_].description);
 344                 strcat(message, temp);
 345                 if (strlen(knics[_GREEN_CARD_].macaddr) ) {
 346                         sprintf(temp, "GREEN:  (%s) %s green0\n", knics[_GREEN_CARD_].macaddr, ctr[TR_AS]);
 347                         strcat(message, temp);
 348                 }
 349                 neednics++;
 350         }
 351         if (HAS_RED) {
 352                 sprintf(temp, "RED:    %s\n", knics[_RED_CARD_].description);
 353                 strcat(message, temp);
 354                 if (strlen(knics[_RED_CARD_].macaddr) ) {
 355                         sprintf(temp, "RED:    (%s) %s red0\n", knics[_RED_CARD_].macaddr, ctr[TR_AS]);
 356                         strcat(message, temp);
 357                 }
 358                 neednics++;
 359         }
 360         if (HAS_ORANGE) {
 361                 sprintf(temp, "ORANGE: %s\n", knics[_ORANGE_CARD_].description);
 362                 strcat(message, temp);
 363                 if ( strlen(knics[_ORANGE_CARD_].macaddr) ) {
 364                         sprintf(temp, "ORANGE: (%s) %s orange0\n", knics[_ORANGE_CARD_].macaddr, ctr[TR_AS]);
 365                         strcat(message, temp);
 366                 }
 367                 neednics++;
 368         }
 369         if (HAS_BLUE) {
 370                 sprintf(temp, "BLUE:   %s\n", knics[_BLUE_CARD_].description);
 371                 strcat(message, temp);
 372                 if (strlen(knics[_BLUE_CARD_].macaddr)) {
 373                         sprintf(temp, "BLUE:   (%s) %s blue0\n", knics[_BLUE_CARD_].macaddr, ctr[TR_AS]);
 374                         strcat(message, temp);
 375                 }
 376                 neednics++;
 377         }
 378
 379         for ( i=0 ; i<4;i++) if (strcmp(knics[i].macaddr, "")) kcount++;
 380
 381         if (neednics = kcount)
 382         {
 383                 strcat(message, ctr[TR_DO_YOU_WISH_TO_CHANGE_THESE_SETTINGS]);
 384                 rc = newtWinChoice(ctr[TR_DRIVERS_AND_CARD_ASSIGNMENTS], ctr[TR_OK],
 385                 ctr[TR_CANCEL], message);
 386                 if (rc == 0 || rc == 1)
 387                 {
 388                         /* Shit, got to do something.. */
 389                         changedrivers();
 390                 }
 391         } else {
 392                 /* Shit, got to do something.. */
 393                 changedrivers();
 394         }
 395         freekeyvalues(kv);
 396
 397         return 1;
 398 }
 399
 400 int set_menu_entry_for(int *nr, int *card)
 401 {
 402
 403 }
 404
 405 int changedrivers(void)
 406 {
 407         struct keyvalue *kv = initkeyvalues();
 408         char temp[STRING_SIZE], message[STRING_SIZE];
 409         int configtype;
 410         int green = 0, red = 0, blue = 0, orange = 0;
 411         char MenuInhalt[10][180];
 412         char *pMenuInhalt[10];
 413         int count = 0, choise = 0, rc;
 414         int NicEntry[10];
 415
 416         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 417         {
 418                 freekeyvalues(kv);
 419                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 420                 return 0;
 421         }
 422         runcommandwithstatus("/etc/rc.d/init.d/network stop red blue orange",
 423                 ctr[TR_PUSHING_NON_LOCAL_NETWORK_DOWN]);
 424
 425         findkey(kv, "CONFIG_TYPE", temp); configtype = atol(temp);
 426         if (configtype == 1)
 427                 { green = 1; red = 1; }
 428         else if (configtype == 2)
 429                 { green = 1; red = 1; orange = 1; }
 430         else if (configtype == 3)
 431                 { green = 1; red = 1; blue = 1; }
 432         else if (configtype == 4)
 433                 { green = 1; red=1; orange=1; blue = 1; }
 434
 435         do
 436         {
 437                 count = 0;
 438                 strcpy(message, ctr[TR_INTERFACE_CHANGE]);
 439
 440                 if (green) {
 441                         strcpy(MenuInhalt[count], "GREEN");
 442                         pMenuInhalt[count] = MenuInhalt[count];
 443                         NicEntry[_GREEN_CARD_] = count;
 444                         sprintf(temp, "GREEN:  %s\n", knics[_GREEN_CARD_].description);
 445                         strcat(message, temp);
 446                         if ( strlen(knics[_GREEN_CARD_].macaddr) ) {
 447                                 sprintf(temp, "GREEN:  (%s) %s green0\n", knics[_GREEN_CARD_].macaddr, ctr[TR_AS]);
 448                                 strcat(message, temp);
 449                         }
 450                         count++;
 451                 }
 452
 453                 if (red) {
 454                         strcpy(MenuInhalt[count], "RED");
 455                         pMenuInhalt[count] = MenuInhalt[count];
 456                         NicEntry[_RED_CARD_] = count;
 457                         sprintf(temp, "RED:    %s\n", knics[_RED_CARD_].description);
 458                         strcat(message, temp);
 459                         if ( strlen(knics[_RED_CARD_].macaddr) ) {
 460                                 sprintf(temp, "RED:    (%s) %s red0\n", knics[_RED_CARD_].macaddr, ctr[TR_AS]);
 461                                 strcat(message, temp);
 462                         }
 463                         count++;
 464                 }
 465
 466                 if (orange) {
 467                         strcpy(MenuInhalt[count], "ORANGE");
 468                         pMenuInhalt[count] = MenuInhalt[count];
 469                         NicEntry[_ORANGE_CARD_] = count;
 470                         sprintf(temp, "ORANGE: %s\n", knics[_ORANGE_CARD_].description);
 471                         strcat(message, temp);
 472                         if ( strlen(knics[_ORANGE_CARD_].macaddr) ) {
 473                                 sprintf(temp, "ORANGE: (%s) %s orange0\n", knics[_ORANGE_CARD_].macaddr, ctr[TR_AS]);
 474                                 strcat(message, temp);
 475                         }
 476                         count++;
 477                 }
 478
 479                 if (blue) {
 480                         strcpy(MenuInhalt[count], "BLUE");
 481                         pMenuInhalt[count] = MenuInhalt[count];
 482                         NicEntry[_BLUE_CARD_] = count;
 483                         sprintf(temp, "BLUE:   %s\n", knics[_BLUE_CARD_].description);
 484                         strcat(message, temp);
 485                         if ( strlen(knics[_BLUE_CARD_].macaddr) ) {
 486                                 sprintf(temp, "BLUE:   (%s) %s blue0\n", knics[_BLUE_CARD_].macaddr, ctr[TR_AS]);
 487                                 strcat(message, temp);
 488                         }
 489                         count++;
 490                 }
 491                 pMenuInhalt[count] = NULL;
 492
 493                 rc = newtWinMenu( ctr[TR_NETCARD_COLOR], message, 70, 5, 5, 6, pMenuInhalt, &choise, ctr[TR_SELECT], ctr[TR_REMOVE], ctr[TR_DONE], NULL);
 494
 495                 if ( rc == 0 || rc == 1) {
 496                         if ((green) && ( choise == NicEntry[0])) nicmenu(_GREEN_CARD_);
 497                         if ((red) && ( choise == NicEntry[1])) nicmenu(_RED_CARD_);
 498                         if ((orange) && ( choise == NicEntry[2])) nicmenu(_ORANGE_CARD_);
 499                         if ((blue) && ( choise == NicEntry[3])) nicmenu(_BLUE_CARD_);
 500                         netaddresschange = 1;
 501                 } else if (rc == 2) {
 502                         if ((green) && ( choise == NicEntry[0])) ask_clear_card_entry(_GREEN_CARD_);
 503                         if ((red) && ( choise == NicEntry[1])) ask_clear_card_entry(_RED_CARD_);
 504                         if ((orange) && ( choise == NicEntry[2])) ask_clear_card_entry(_ORANGE_CARD_);
 505                         if ((blue) && ( choise == NicEntry[3])) ask_clear_card_entry(_BLUE_CARD_);
 506                         netaddresschange = 1;
 507                 }
 508         }
 509         while ( rc <= 2);
 510
 511         freekeyvalues(kv);
 512         return 1;
 513 }
 514
 515 // Let user change GREEN address.
 516 int greenaddressmenu(void)
 517 {
 518         struct keyvalue *kv = initkeyvalues();
 519         char message[1000];
 520         int rc;
 521
 522         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 523         {
 524                 freekeyvalues(kv);
 525                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 526                 return 0;
 527         }
 528
 529         sprintf(message, ctr[TR_WARNING_LONG], NAME);
 530         rc = newtWinChoice(ctr[TR_WARNING], ctr[TR_OK], ctr[TR_CANCEL], message);
 531
 532         if (rc == 0 || rc == 1)
 533         {
 534                 if (changeaddress(kv, "GREEN", 0, ""))
 535                 {
 536                         netaddresschange = 1;
 537                         writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 538                         writehostsfiles();
 539                 }
 540         }
 541
 542         freekeyvalues(kv);
 543
 544         return 0;
 545 }
 546
 547 // They can change BLUE, ORANGE and GREEN too :)
 548 int addressesmenu(void)
 549 {
 550         struct keyvalue *kv = initkeyvalues();
 551         struct keyvalue *mainkv = initkeyvalues();
 552         int rc = 0;
 553         char *sections[5];
 554         char *green = "GREEN";
 555         char *orange = "ORANGE";
 556         char *blue = "BLUE";
 557         char *red = "RED";
 558         int c = 0;
 559         char greenaddress[STRING_SIZE];
 560         char oldgreenaddress[STRING_SIZE];
 561         char temp[STRING_SIZE];
 562         char temp2[STRING_SIZE];
 563         char message[1000];
 564         int configtype;
 565         int done;
 566         int choice;
 567         char hostname[STRING_SIZE];
 568
 569         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 570         {
 571                 freekeyvalues(kv);
 572                 freekeyvalues(mainkv);
 573                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 574                 return 0;
 575         }
 576         if (!(readkeyvalues(mainkv, CONFIG_ROOT "/main/settings")))
 577         {
 578                 freekeyvalues(kv);
 579                 freekeyvalues(mainkv);
 580                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 581                 return 0;
 582         }
 583
 584         strcpy(temp, "0"); findkey(kv, "CONFIG_TYPE", temp);
 585         configtype = atol(temp);
 586
 587         sections[c] = green;
 588         c++;
 589         if (HAS_BLUE)
 590         {
 591                 sections[c] = blue;
 592                 c++;
 593         }
 594         if (HAS_ORANGE)
 595         {
 596                 sections[c] = orange;
 597                 c++;
 598         }
 599         if (HAS_RED)
 600         {
 601                 sections[c] = red;
 602                 c++;
 603         }
 604         sections[c] = NULL;
 605
 606         choice = 0;
 607         done = 0;
 608         while (!done)
 609         {
 610                 rc = newtWinMenu(ctr[TR_ADDRESS_SETTINGS],
 611                         ctr[TR_SELECT_THE_INTERFACE_YOU_WISH_TO_RECONFIGURE], 50, 5,
 612                         5, 6, sections, &choice, ctr[TR_OK], ctr[TR_DONE], NULL);
 613
 614                 if (rc == 0 || rc == 1)
 615                 {
 616                         if (strcmp(sections[choice], "GREEN") == 0)
 617                         {
 618                                 findkey(kv, "GREEN_ADDRESS", oldgreenaddress);
 619                                 sprintf(message, ctr[TR_WARNING_LONG], NAME);
 620                                 rc = newtWinChoice(ctr[TR_WARNING], ctr[TR_OK], ctr[TR_CANCEL],
 621                                         message);
 622                                 if (rc == 0 || rc == 1)
 623                                 {
 624                                         if (changeaddress(kv, "GREEN", 0, ""))
 625                                         {
 626                                                 netaddresschange = 1;
 627                                                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 628                                                 writehostsfiles();
 629                                                 findkey(kv, "GREEN_ADDRESS", greenaddress);
 630                                                 snprintf(temp, STRING_SIZE-1, "option routers %s", oldgreenaddress);
 631                                                 snprintf(temp2, STRING_SIZE-1, "option routers %s", greenaddress);
 632                                                 replace (CONFIG_ROOT "/dhcp/dhcpd.conf", temp, temp2);
 633                                                 chown  (CONFIG_ROOT "/dhcp/dhcpd.conf", 99, 99);
 634                                         }
 635                                 }
 636                         }
 637                         if (strcmp(sections[choice], "BLUE") == 0)
 638                         {
 639                                 if (changeaddress(kv, "BLUE", 0, ""))
 640                                         netaddresschange = 1;
 641                         }
 642                         if (strcmp(sections[choice], "ORANGE") == 0)
 643                         {
 644                                 if (changeaddress(kv, "ORANGE", 0, ""))
 645                                         netaddresschange = 1;
 646                         }
 647                         if (strcmp(sections[choice], "RED") == 0)
 648                         {
 649                                 strcpy(hostname, "");
 650                                 findkey(mainkv, "HOSTNAME", hostname);
 651                                 if (changeaddress(kv, "RED", 1, hostname))
 652                                         netaddresschange = 1;
 653                         }
 654                 }
 655                 else
 656                         done = 1;
 657         }
 658
 659         writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 660         freekeyvalues(kv);
 661         freekeyvalues(mainkv);
 662
 663         return 0;
 664 }
 665
 666 /* DNS and default gateway.... */
 667 int dnsgatewaymenu(void)
 668 {
 669         struct keyvalue *kv = initkeyvalues();
 670         char message[1000];
 671         char temp[STRING_SIZE] = "0";
 672         struct newtWinEntry entries[DNSGATEWAY_TOTAL+1];
 673         char *values[DNSGATEWAY_TOTAL];         /* pointers for the values. */
 674         int error;
 675         int configtype;
 676         int rc;
 677
 678         if (!(readkeyvalues(kv, CONFIG_ROOT "/ethernet/settings")))
 679         {
 680                 freekeyvalues(kv);
 681                 errorbox(ctr[TR_UNABLE_TO_OPEN_SETTINGS_FILE]);
 682                 return 0;
 683         }
 684
 685         entries[DNS1].text = ctr[TR_PRIMARY_DNS];
 686         strcpy(temp, ""); findkey(kv, "DNS1", temp);
 687         values[DNS1] = strdup(temp);
 688         entries[DNS1].value = &values[DNS1];
 689         entries[DNS1].flags = 0;
 690
 691         entries[DNS2].text = ctr[TR_SECONDARY_DNS];
 692         strcpy(temp, ""); findkey(kv, "DNS2", temp);
 693         values[DNS2] = strdup(temp);
 694         entries[DNS2].value = &values[DNS2];
 695         entries[DNS2].flags = 0;
 696
 697         entries[DEFAULT_GATEWAY].text = ctr[TR_DEFAULT_GATEWAY];
 698         strcpy(temp, ""); findkey(kv, "DEFAULT_GATEWAY", temp);
 699         values[DEFAULT_GATEWAY] = strdup(temp);
 700         entries[DEFAULT_GATEWAY].value = &values[DEFAULT_GATEWAY];
 701         entries[DEFAULT_GATEWAY].flags = 0;
 702
 703         entries[DNSGATEWAY_TOTAL].text = NULL;
 704         entries[DNSGATEWAY_TOTAL].value = NULL;
 705         entries[DNSGATEWAY_TOTAL].flags = 0;
 706
 707         do
 708         {
 709                 error = 0;
 710
 711                 rc = newtWinEntries(ctr[TR_DNS_AND_GATEWAY_SETTINGS],
 712                         ctr[TR_DNS_AND_GATEWAY_SETTINGS_LONG], 50, 5, 5, 18, entries,
 713                         ctr[TR_OK], ctr[TR_CANCEL], NULL);
 714                 if (rc == 0 || rc == 1)
 715                 {
 716                         strcpy(message, ctr[TR_INVALID_FIELDS]);
 717                         if (strlen(values[DNS1]))
 718                         {
 719                                 if (inet_addr(values[DNS1]) == INADDR_NONE)
 720                                 {
 721                                         strcat(message, ctr[TR_PRIMARY_DNS_CR]);
 722                                         error = 1;
 723                                 }
 724                         }
 725                         if (strlen(values[DNS2]))
 726                         {
 727                                 if (inet_addr(values[DNS2]) == INADDR_NONE)
 728                                 {
 729                                         strcat(message, ctr[TR_SECONDARY_DNS_CR]);
 730                                         error = 1;
 731                                 }
 732                         }
 733                         if (strlen(values[DEFAULT_GATEWAY]))
 734                         {
 735                                 if (inet_addr(values[DEFAULT_GATEWAY]) == INADDR_NONE)
 736                                 {
 737                                         strcat(message, ctr[TR_DEFAULT_GATEWAY_CR]);
 738                                         error = 1;
 739                                 }
 740                         }
 741                         if (!strlen(values[DNS1]) && strlen(values[DNS2]))
 742                         {
 743                                 strcpy(message, ctr[TR_SECONDARY_WITHOUT_PRIMARY_DNS]);
 744                                 error = 1;
 745                         }
 746
 747                         if (error)
 748                                 errorbox(message);
 749                         else
 750                         {
 751                                 replacekeyvalue(kv, "DNS1", values[DNS1]);
 752                                 replacekeyvalue(kv, "DNS2", values[DNS2]);
 753                                 replacekeyvalue(kv, "DEFAULT_GATEWAY", values[DEFAULT_GATEWAY]);
 754                                 netaddresschange = 1;
 755                                 free(values[DNS1]);
 756                                 free(values[DNS2]);
 757                                 free(values[DEFAULT_GATEWAY]);
 758                                 writekeyvalues(kv, CONFIG_ROOT "/ethernet/settings");
 759                         }
 760                 }
 761         }
 762         while (error);
 763
 764         freekeyvalues(kv);
 765
 766         return 1;
 767 }