citadel/routines2.c

   1 /* $Id$
   2  *
   3  * More client-side support functions.
   4  * Unlike routines.c, some of these DO use global variables.
   5  *
   6  */
   7
   8 #include "sysdep.h"
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <sys/types.h>
  12 #include <sys/stat.h>
  13 #include <fcntl.h>
  14 #include <stdio.h>
  15 #include <ctype.h>
  16 #include <string.h>
  17 #include <limits.h>
  18
  19 #if TIME_WITH_SYS_TIME
  20 # include <sys/time.h>
  21 # include <time.h>
  22 #else
  23 # if HAVE_SYS_TIME_H
  24 #  include <sys/time.h>
  25 # else
  26 #  include <time.h>
  27 # endif
  28 #endif
  29
  30 #include <signal.h>
  31 #include <pwd.h>
  32 #include <setjmp.h>
  33 #include <errno.h>
  34 #include <stdarg.h>
  35 #include "citadel.h"
  36 #include "citadel_decls.h"
  37 #include "routines2.h"
  38 #include "routines.h"
  39 #include "commands.h"
  40 #include "tools.h"
  41 #include "messages.h"
  42 #ifndef HAVE_SNPRINTF
  43 #include "snprintf.h"
  44 #endif
  45
  46 void interr(int errnum);
  47 void strprompt(char *prompt, char *str, int len);
  48 void newprompt(char *prompt, char *str, int len);
  49 void sttybbs(int cmd);
  50 int inkey(void);
  51 void serv_write(char *buf, int nbytes);
  52 int haschar(char *st, int ch);
  53 void progress(long int curr, long int cmax);
  54 int yesno(void);
  55
  56 extern char temp[];
  57 extern char tempdir[];
  58 extern char *axdefs[7];
  59 extern long highest_msg_read;
  60 extern long maxmsgnum;
  61 extern unsigned room_flags;
  62 extern int screenwidth;
  63
  64
  65 int eopen(char *name, int mode)
  66 {
  67         int ret;
  68         ret = open(name, mode);
  69         if (ret < 0) {
  70                 fprintf(stderr, "Cannot open file '%s', mode=%d, errno=%d\n",
  71                         name, mode, errno);
  72                 interr(errno);
  73         }
  74         return (ret);
  75 }
  76
  77
  78 int room_prompt(int qrflags)
  79 {                               /* return proper room prompt character */
  80         int a;
  81         a = '>';
  82         if (qrflags & QR_DIRECTORY)
  83                 a = ']';
  84         if ((a == ']') && (qrflags & QR_NETWORK))
  85                 a = '}';
  86         if ((a == '>') && (qrflags & QR_NETWORK))
  87                 a = ')';
  88         return (a);
  89 }
  90
  91 void entregis(void)
  92 {                               /* register with name and address */
  93
  94         char buf[SIZ];
  95         char tmpname[SIZ];
  96         char tmpaddr[SIZ];
  97         char tmpcity[SIZ];
  98         char tmpstate[SIZ];
  99         char tmpzip[SIZ];
 100         char tmpphone[SIZ];
 101         char tmpemail[SIZ];
 102         char tmpcountry[SIZ];
 103         int a;
 104
 105         strcpy(tmpname, "");
 106         strcpy(tmpaddr, "");
 107         strcpy(tmpcity, "");
 108         strcpy(tmpstate, "");
 109         strcpy(tmpzip, "");
 110         strcpy(tmpphone, "");
 111         strcpy(tmpemail, "");
 112         strcpy(tmpcountry, "");
 113
 114         serv_puts("GREG _SELF_");
 115         serv_gets(buf);
 116         if (buf[0] == '1') {
 117                 a = 0;
 118                 while (serv_gets(buf), strcmp(buf, "000")) {
 119                         if (a == 2)
 120                                 strcpy(tmpname, buf);
 121                         if (a == 3)
 122                                 strcpy(tmpaddr, buf);
 123                         if (a == 4)
 124                                 strcpy(tmpcity, buf);
 125                         if (a == 5)
 126                                 strcpy(tmpstate, buf);
 127                         if (a == 6)
 128                                 strcpy(tmpzip, buf);
 129                         if (a == 7)
 130                                 strcpy(tmpphone, buf);
 131                         if (a == 9)
 132                                 strcpy(tmpemail, buf);
 133                         if (a == 10)
 134                                 strcpy(tmpcountry, buf);
 135                         ++a;
 136                 }
 137         }
 138         strprompt("REAL name", tmpname, 29);
 139         strprompt("Address", tmpaddr, 24);
 140         strprompt("City/town", tmpcity, 14);
 141         strprompt("State/province", tmpstate, 2);
 142         strprompt("ZIP/Postal Code", tmpzip, 10);
 143         strprompt("Country", tmpcountry, 31);
 144         strprompt("Telephone number", tmpphone, 14);
 145         strprompt("Email address", tmpemail, 31);
 146
 147         /* now send the registration info back to the server */
 148         serv_puts("REGI");
 149         serv_gets(buf);
 150         if (buf[0] != '4') {
 151                 printf("%s\n", &buf[4]);
 152                 return;
 153         }
 154         serv_puts(tmpname);
 155         serv_puts(tmpaddr);
 156         serv_puts(tmpcity);
 157         serv_puts(tmpstate);
 158         serv_puts(tmpzip);
 159         serv_puts(tmpphone);
 160         serv_puts(tmpemail);
 161         serv_puts(tmpcountry);
 162         serv_puts("000");
 163         printf("\n");
 164 }
 165
 166 void updatels(void)
 167 {                               /* make all messages old in current room */
 168         char buf[SIZ];
 169         serv_puts("SLRP HIGHEST");
 170         serv_gets(buf);
 171         if (buf[0] != '2')
 172                 printf("%s\n", &buf[4]);
 173 }
 174
 175 /*
 176  * only make messages old in this room that have been read
 177  */
 178 void updatelsa(void)
 179 {
 180         char buf[SIZ];
 181         sprintf(buf, "SLRP %ld", highest_msg_read);
 182         serv_puts(buf);
 183         serv_gets(buf);
 184         if (buf[0] != '2')
 185                 printf("%s\n", &buf[4]);
 186 }
 187
 188
 189 /*
 190  * This routine completes a client upload
 191  */
 192 void do_upload(int fd)
 193 {
 194         char buf[SIZ];
 195         char tbuf[4096];
 196         long transmitted_bytes, total_bytes;
 197         int bytes_to_send;
 198         int bytes_expected;
 199
 200         /* learn the size of the file */
 201         total_bytes = lseek(fd, 0L, 2);
 202         lseek(fd, 0L, 0);
 203
 204         transmitted_bytes = 0L;
 205         progress(transmitted_bytes, total_bytes);
 206         do {
 207                 bytes_to_send = read(fd, tbuf, 4096);
 208                 if (bytes_to_send > 0) {
 209                         sprintf(buf, "WRIT %d", bytes_to_send);
 210                         serv_puts(buf);
 211                         serv_gets(buf);
 212                         if (buf[0] == '7') {
 213                                 bytes_expected = atoi(&buf[4]);
 214                                 serv_write(tbuf, bytes_expected);
 215                         } else {
 216                                 printf("%s\n", &buf[4]);
 217                         }
 218                 }
 219                 transmitted_bytes = transmitted_bytes + (long) bytes_to_send;
 220                 progress(transmitted_bytes, total_bytes);
 221         } while (bytes_to_send > 0);
 222
 223         /* close the upload file, locally and at the server */
 224         close(fd);
 225         serv_puts("UCLS 1");
 226         serv_gets(buf);
 227         printf("%s\n", &buf[4]);
 228 }
 229
 230
 231 /*
 232  * client-based uploads (for users with their own clientware)
 233  */
 234 void cli_upload(void)
 235 {
 236         char flnm[SIZ];
 237         char desc[151];
 238         char buf[SIZ];
 239         char tbuf[SIZ];
 240         int a;
 241         int fd;
 242
 243         if ((room_flags & QR_UPLOAD) == 0) {
 244                 printf("*** You cannot upload to this room.\n");
 245                 return;
 246         }
 247         newprompt("File to be uploaded: ", flnm, 55);
 248         fd = open(flnm, O_RDONLY);
 249         if (fd < 0) {
 250                 printf("Cannot open '%s': %s\n", flnm, strerror(errno));
 251                 return;
 252         }
 253         printf("Enter a description of this file:\n");
 254         newprompt(": ", desc, 75);
 255
 256         /* keep generating filenames in hope of finding a unique one */
 257         a = 0;
 258         do {
 259                 if (a == 10)
 260                         return; /* fail if tried 10 times */
 261                 strcpy(buf, flnm);
 262                 while ((strlen(buf) > 0) && (haschar(buf, '/')))
 263                         strcpy(buf, &buf[1]);
 264                 if (a > 0)
 265                         sprintf(&buf[strlen(buf)], "%d", a);
 266                 sprintf(tbuf, "UOPN %s|%s", buf, desc);
 267                 serv_puts(tbuf);
 268                 serv_gets(buf);
 269                 if (buf[0] != '2')
 270                         printf("%s\n", &buf[4]);
 271                 ++a;
 272         } while (buf[0] != '2');
 273
 274         /* at this point we have an open upload file at the server */
 275         do_upload(fd);
 276 }
 277
 278
 279 /*
 280  * Function used for various image upload commands
 281  */
 282 void cli_image_upload(char *keyname)
 283 {
 284         char flnm[SIZ];
 285         char buf[SIZ];
 286         int fd;
 287
 288         sprintf(buf, "UIMG 0|%s", keyname);
 289         serv_puts(buf);
 290         serv_gets(buf);
 291         if (buf[0] != '2') {
 292                 printf("%s\n", &buf[4]);
 293                 return;
 294         }
 295         newprompt("Image file to be uploaded: ", flnm, 55);
 296         fd = open(flnm, O_RDONLY);
 297         if (fd < 0) {
 298                 printf("Cannot open '%s': %s\n", flnm, strerror(errno));
 299                 return;
 300         }
 301         sprintf(buf, "UIMG 1|%s", keyname);
 302         serv_puts(buf);
 303         serv_gets(buf);
 304         if (buf[0] != '2') {
 305                 printf("%s\n", &buf[4]);
 306                 return;
 307         }
 308         do_upload(fd);
 309 }
 310
 311
 312 /*
 313  * protocol-based uploads (Xmodem, Ymodem, Zmodem)
 314  */
 315 void upload(int c)
 316 {                               /* c = upload mode */
 317         char flnm[SIZ];
 318         char desc[151];
 319         char buf[SIZ];
 320         char tbuf[4096];
 321         int xfer_pid;
 322         int a, b;
 323         FILE *fp, *lsfp;
 324         int fd;
 325
 326         if ((room_flags & QR_UPLOAD) == 0) {
 327                 printf("*** You cannot upload to this room.\n");
 328                 return;
 329         }
 330         /* we don't need a filename when receiving batch y/z modem */
 331         if ((c == 2) || (c == 3))
 332                 strcpy(flnm, "x");
 333         else
 334                 newprompt("Enter filename: ", flnm, 15);
 335
 336         for (a = 0; a < strlen(flnm); ++a)
 337                 if ((flnm[a] == '/') || (flnm[a] == '\\') || (flnm[a] == '>')
 338                     || (flnm[a] == '?') || (flnm[a] == '*')
 339                     || (flnm[a] == ';') || (flnm[a] == '&'))
 340                         flnm[a] = '_';
 341
 342         newprompt("Enter a short description of the file:\n: ", desc, 150);
 343
 344         /* create a temporary directory... */
 345         if (mkdir(tempdir, 0700) != 0) {
 346                 printf("*** Could not create temporary directory %s: %s\n",
 347                        tempdir, strerror(errno));
 348                 return;
 349         }
 350         /* now do the transfer ... in a separate process */
 351         xfer_pid = fork();
 352         if (xfer_pid == 0) {
 353                 chdir(tempdir);
 354                 switch (c) {
 355                 case 0:
 356                         sttybbs(0);
 357                         printf("Receiving %s - press Ctrl-D to end.\n", flnm);
 358                         fp = fopen(flnm, "w");
 359                         do {
 360                                 b = inkey();
 361                                 if (b == 13) {
 362                                         b = 10;
 363                                         printf("\r");
 364                                 }
 365                                 if (b != 4) {
 366                                         printf("%c", b);
 367                                         putc(b, fp);
 368                                 }
 369                         } while (b != 4);
 370                         fclose(fp);
 371                         exit(0);
 372                 case 1:
 373                         sttybbs(3);
 374                         execlp("rx", "rx", flnm, NULL);
 375                         exit(1);
 376                 case 2:
 377                         sttybbs(3);
 378                         execlp("rb", "rb", NULL);
 379                         exit(1);
 380                 case 3:
 381                         sttybbs(3);
 382                         execlp("rz", "rz", NULL);
 383                         exit(1);
 384                 }
 385         } else
 386                 do {
 387                         b = ka_wait(&a);
 388                 } while ((b != xfer_pid) && (b != (-1)));
 389         sttybbs(0);
 390
 391         if (a != 0) {
 392                 printf("\r*** Transfer unsuccessful.\n");
 393                 nukedir(tempdir);
 394                 return;
 395         }
 396         printf("\r*** Transfer successful.  Sending file(s) to server...\n");
 397         sprintf(buf, "cd %s; ls", tempdir);
 398         lsfp = popen(buf, "r");
 399         if (lsfp != NULL) {
 400                 while (fgets(flnm, sizeof flnm, lsfp) != NULL) {
 401                         flnm[strlen(flnm) - 1] = 0;
 402                         sprintf(buf, "%s/%s", tempdir, flnm);
 403                         fd = open(buf, O_RDONLY);
 404                         if (fd >= 0) {
 405                                 a = 0;
 406                                 do {
 407                                         sprintf(buf, "UOPN %s|%s", flnm, desc);
 408                                         if (a > 0)
 409                                                 sprintf(&buf[strlen(buf)],
 410                                                         ".%d", a);
 411                                         ++a;
 412                                         serv_puts(buf);
 413                                         serv_gets(buf);
 414                                 } while ((buf[0] != '2') && (a < 100));
 415                                 if (buf[0] == '2')
 416                                         do {
 417                                                 a = read(fd, tbuf, 4096);
 418                                                 if (a > 0) {
 419                                                         sprintf(buf, "WRIT %d", a);
 420                                                         serv_puts(buf);
 421                                                         serv_gets(buf);
 422                                                         if (buf[0] == '7')
 423                                                                 serv_write(tbuf, a);
 424                                                 }
 425                                         } while (a > 0);
 426                                 close(fd);
 427                                 serv_puts("UCLS 1");
 428                                 serv_gets(buf);
 429                                 printf("%s\n", &buf[4]);
 430                         }
 431                 }
 432                 pclose(lsfp);
 433         }
 434         nukedir(tempdir);
 435 }
 436
 437 /*
 438  * validate a user
 439  */
 440 void val_user(char *user, int do_validate)
 441 {
 442         int a;
 443         char cmd[SIZ];
 444         char buf[SIZ];
 445         int ax = 0;
 446
 447         sprintf(cmd, "GREG %s", user);
 448         serv_puts(cmd);
 449         serv_gets(cmd);
 450         if (cmd[0] == '1') {
 451                 a = 0;
 452                 do {
 453                         serv_gets(buf);
 454                         ++a;
 455                         if (a == 1)
 456                                 printf("User #%s - %s  ", buf, &cmd[4]);
 457                         if (a == 2)
 458                                 printf("PW: %s\n", buf);
 459                         if (a == 3)
 460                                 printf("%s\n", buf);
 461                         if (a == 4)
 462                                 printf("%s\n", buf);
 463                         if (a == 5)
 464                                 printf("%s, ", buf);
 465                         if (a == 6)
 466                                 printf("%s ", buf);
 467                         if (a == 7)
 468                                 printf("%s\n", buf);
 469                         if (a == 8)
 470                                 printf("%s\n", buf);
 471                         if (a == 9)
 472                                 ax = atoi(buf);
 473                         if (a == 10)
 474                                 printf("%s\n", buf);
 475                         if (a == 11)
 476                                 printf("%s\n", buf);
 477                 } while (strcmp(buf, "000"));
 478                 printf("Current access level: %d (%s)\n", ax, axdefs[ax]);
 479         } else {
 480                 printf("%-30s\n%s\n", user, &cmd[4]);
 481         }
 482
 483         if (do_validate) {
 484                 /* now set the access level */
 485                 ax = intprompt("Access level", ax, 0, 6);
 486                 sprintf(cmd, "VALI %s|%d", user, ax);
 487                 serv_puts(cmd);
 488                 serv_gets(cmd);
 489                 if (cmd[0] != '2')
 490                         printf("%s\n", &cmd[4]);
 491         }
 492         printf("\n");
 493 }
 494
 495
 496 void validate(void)
 497 {                               /* validate new users */
 498         char cmd[SIZ];
 499         char buf[SIZ];
 500         int finished = 0;
 501
 502         do {
 503                 serv_puts("GNUR");
 504                 serv_gets(cmd);
 505                 if (cmd[0] != '3')
 506                         finished = 1;
 507                 if (cmd[0] == '2')
 508                         printf("%s\n", &cmd[4]);
 509                 if (cmd[0] == '3') {
 510                         extract(buf, cmd, 0);
 511                         val_user(&buf[4], 1);
 512                 }
 513         } while (finished == 0);
 514 }
 515
 516 void subshell(void)
 517 {
 518         int a, b;
 519         a = fork();
 520         if (a == 0) {
 521                 sttybbs(SB_RESTORE);
 522                 signal(SIGINT, SIG_DFL);
 523                 signal(SIGQUIT, SIG_DFL);
 524                 execlp(getenv("SHELL"), getenv("SHELL"), NULL);
 525                 printf("Could not open a shell: %s\n", strerror(errno));
 526                 exit(errno);
 527         }
 528         do {
 529                 b = ka_wait(NULL);
 530         } while ((a != b) && (a != (-1)));
 531         sttybbs(0);
 532 }
 533
 534 /*
 535  * <.A>ide <F>ile <D>elete command
 536  */
 537 void deletefile(void)
 538 {
 539         char filename[32];
 540         char cmd[SIZ];
 541
 542         newprompt("Filename: ", filename, 31);
 543         if (strlen(filename) == 0)
 544                 return;
 545         sprintf(cmd, "DELF %s", filename);
 546         serv_puts(cmd);
 547         serv_gets(cmd);
 548         printf("%s\n", &cmd[4]);
 549 }
 550
 551 /*
 552  * <.A>ide <F>ile <S>end command
 553  */
 554 void netsendfile(void)
 555 {
 556         char filename[32], destsys[20], cmd[SIZ];
 557
 558         newprompt("Filename: ", filename, 31);
 559         if (strlen(filename) == 0)
 560                 return;
 561         newprompt("System to send to: ", destsys, 19);
 562         sprintf(cmd, "NETF %s|%s", filename, destsys);
 563         serv_puts(cmd);
 564         serv_gets(cmd);
 565         printf("%s\n", &cmd[4]);
 566         return;
 567 }
 568
 569 /*
 570  * <.A>ide <F>ile <M>ove command
 571  */
 572 void movefile(void)
 573 {
 574         char filename[64];
 575         char newroom[ROOMNAMELEN];
 576         char cmd[SIZ];
 577
 578         newprompt("Filename: ", filename, 63);
 579         if (strlen(filename) == 0)
 580                 return;
 581         newprompt("Enter target room: ", newroom, ROOMNAMELEN - 1);
 582
 583         sprintf(cmd, "MOVF %s|%s", filename, newroom);
 584         serv_puts(cmd);
 585         serv_gets(cmd);
 586         printf("%s\n", &cmd[4]);
 587 }
 588
 589
 590 /*
 591  * list of users who have filled out a bio
 592  */
 593 void list_bio(void)
 594 {
 595         char buf[SIZ];
 596         int pos = 1;
 597
 598         serv_puts("LBIO");
 599         serv_gets(buf);
 600         if (buf[0] != '1') {
 601                 pprintf("%s\n", &buf[4]);
 602                 return;
 603         }
 604         while (serv_gets(buf), strcmp(buf, "000")) {
 605                 if ((pos + strlen(buf) + 5) > screenwidth) {
 606                         pprintf("\n");
 607                         pos = 1;
 608                 }
 609                 pprintf("%s, ", buf);
 610                 pos = pos + strlen(buf) + 2;
 611         }
 612         pprintf("%c%c  \n\n", 8, 8);
 613 }
 614
 615
 616 /*
 617  * read bio
 618  */
 619 void read_bio(void)
 620 {
 621         char who[SIZ];
 622         char buf[SIZ];
 623
 624         do {
 625                 newprompt("Read bio for who ('?' for list) : ", who, 25);
 626                 pprintf("\n");
 627                 if (!strcmp(who, "?"))
 628                         list_bio();
 629         } while (!strcmp(who, "?"));
 630         sprintf(buf, "RBIO %s", who);
 631         serv_puts(buf);
 632         serv_gets(buf);
 633         if (buf[0] != '1') {
 634                 pprintf("%s\n", &buf[4]);
 635                 return;
 636         }
 637         while (serv_gets(buf), strcmp(buf, "000")) {
 638                 pprintf("%s\n", buf);
 639         }
 640 }
 641
 642
 643 /*
 644  * General system configuration command
 645  */
 646 void do_system_configuration(void)
 647 {
 648         char buf[SIZ];
 649         char sc[29][SIZ];
 650         int expire_mode = 0;
 651         int expire_value = 0;
 652         int a;
 653         int logpages = 0;
 654
 655         /* Clear out the config buffers */
 656         memset(&sc[0][0], 0, sizeof(sc));
 657
 658         /* Fetch the current config */
 659         serv_puts("CONF get");
 660         serv_gets(buf);
 661         if (buf[0] == '1') {
 662                 a = 0;
 663                 while (serv_gets(buf), strcmp(buf, "000")) {
 664                         if (a < 29) {
 665                                 strcpy(&sc[a][0], buf);
 666                         }
 667                         ++a;
 668                 }
 669         }
 670         /* Fetch the expire policy (this will silently fail on old servers,
 671          * resulting in "default" policy)
 672          */
 673         serv_puts("GPEX site");
 674         serv_gets(buf);
 675         if (buf[0] == '2') {
 676                 expire_mode = extract_int(&buf[4], 0);
 677                 expire_value = extract_int(&buf[4], 1);
 678         }
 679
 680
 681         /* Identification parameters */
 682
 683         strprompt("Node name", &sc[0][0], 15);
 684         strprompt("Fully qualified domain name", &sc[1][0], 63);
 685         strprompt("Human readable node name", &sc[2][0], 20);
 686         strprompt("Modem dialup number", &sc[3][0], 15);
 687         strprompt("Geographic location of this system", &sc[12][0], 31);
 688         strprompt("Name of system administrator", &sc[13][0], 25);
 689         strprompt("Paginator prompt", &sc[10][0], 79);
 690
 691         /* this prompt is commented out until we finish the moderation system
 692         strprompt("Default moderation filter for new users", &sc[25][0], 4);
 693         */
 694
 695         /* Security parameters */
 696
 697         sprintf(&sc[7][0], "%d", (boolprompt(
 698                                     "Require registration for new users",
 699                                                     atoi(&sc[7][0]))));
 700         strprompt("Initial access level for new users", &sc[6][0], 1);
 701         strprompt("Access level required to create rooms", &sc[19][0], 1);
 702         sprintf(&sc[4][0], "%d", (boolprompt(
 703                                                     "Automatically give room aide privs to a user who creates a private room",
 704                                                     atoi(&sc[4][0]))));
 705
 706         sprintf(&sc[8][0], "%d", (boolprompt(
 707                  "Automatically move problem user messages to twit room",
 708                                                     atoi(&sc[8][0]))));
 709
 710         strprompt("Name of twit room", &sc[9][0], ROOMNAMELEN);
 711         sprintf(&sc[11][0], "%d", (boolprompt(
 712               "Restrict Internet mail to only those with that privilege",
 713                                                      atoi(&sc[11][0]))));
 714         sprintf(&sc[26][0], "%d", (boolprompt(
 715               "Allow Aides to Zap (forget) rooms",
 716                                                      atoi(&sc[26][0]))));
 717
 718         if (strlen(&sc[18][0]) > 0) logpages = 1;
 719         else logpages = 0;
 720         logpages = boolprompt("Log all pages", logpages);
 721         if (logpages) {
 722                 strprompt("Name of logging room", &sc[18][0], ROOMNAMELEN);
 723         }
 724         else {
 725                 sc[18][0] = 0;
 726         }
 727
 728
 729         /* Server tuning */
 730
 731         strprompt("Server connection idle timeout (in seconds)", &sc[5][0], 4);
 732         strprompt("Maximum concurrent sessions", &sc[14][0], 4);
 733         strprompt("Maximum message length", &sc[20][0], 20);
 734         strprompt("Minimum number of worker threads", &sc[21][0], 3);
 735         strprompt("Maximum number of worker threads", &sc[22][0], 3);
 736
 737         /* no longer applicable ... deprecated
 738         strprompt("Server-to-server networking password", &sc[15][0], 19);
 739         */
 740
 741         strprompt("How often to run network jobs (in seconds)", &sc[28][0], 5);
 742         strprompt("SMTP server port (-1 to disable)", &sc[24][0], 5);
 743         strprompt("POP3 server port (-1 to disable)", &sc[23][0], 5);
 744         strprompt("IMAP server port (-1 to disable)", &sc[27][0], 5);
 745
 746         /* Expiry settings */
 747         strprompt("Default user purge time (days)", &sc[16][0], 5);
 748         strprompt("Default room purge time (days)", &sc[17][0], 5);
 749
 750         /* Angels and demons dancing in my head... */
 751         do {
 752                 sprintf(buf, "%d", expire_mode);
 753                 strprompt("System default message expire policy (? for list)",
 754                           buf, 1);
 755                 if (buf[0] == '?') {
 756                         printf("\n");
 757                         printf("1. Never automatically expire messages\n");
 758                         printf("2. Expire by message count\n");
 759                         printf("3. Expire by message age\n");
 760                 }
 761         } while ((buf[0] < 49) || (buf[0] > 51));
 762         expire_mode = buf[0] - 48;
 763
 764         /* ...lunatics and monsters underneath my bed */
 765         if (expire_mode == 2) {
 766                 sprintf(buf, "%d", expire_value);
 767                 strprompt("Keep how many messages online?", buf, 10);
 768                 expire_value = atol(buf);
 769         }
 770         if (expire_mode == 3) {
 771                 sprintf(buf, "%d", expire_value);
 772                 strprompt("Keep messages for how many days?", buf, 10);
 773                 expire_value = atol(buf);
 774         }
 775         /* Save it */
 776         printf("Save this configuration? ");
 777         if (yesno()) {
 778                 serv_puts("CONF set");
 779                 serv_gets(buf);
 780                 if (buf[0] == '4') {
 781                         for (a = 0; a < 29; ++a)
 782                                 serv_puts(&sc[a][0]);
 783                         serv_puts("000");
 784                 }
 785                 snprintf(buf, sizeof buf, "SPEX site|%d|%d",
 786                          expire_mode, expire_value);
 787                 serv_puts(buf);
 788                 serv_gets(buf);
 789         }
 790 }
 791
 792
 793 /*
 794  * support function for do_internet_configuration()
 795  */
 796 void get_inet_rec_type(char *buf) {
 797         int sel;
 798
 799         keyopt(" <1> localhost       (Alias for this computer)\n");
 800         keyopt(" <2> gateway domain  (Domain for all Citadel systems)\n");
 801         keyopt(" <3> smart-host      (Forward all outbound mail to this host)\n");
 802         sel = intprompt("Which one", 1, 1, 3);
 803         switch(sel) {
 804                 case 1: strcpy(buf, "localhost");
 805                         return;
 806                 case 2: strcpy(buf, "gatewaydomain");
 807                         return;
 808                 case 3: strcpy(buf, "smarthost");
 809                         return;
 810         }
 811 }
 812
 813
 814 /*
 815  * Internet mail configuration
 816  */
 817 void do_internet_configuration(void) {
 818         char buf[SIZ];
 819         int num_recs = 0;
 820         char **recs = NULL;
 821         char ch;
 822         int badkey;
 823         int i, j;
 824         int quitting = 0;
 825
 826
 827         sprintf(buf, "CONF getsys|%s", INTERNETCFG);
 828         serv_puts(buf);
 829         serv_gets(buf);
 830         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
 831                 ++num_recs;
 832                 if (num_recs == 1) recs = malloc(sizeof(char *));
 833                 else recs = realloc(recs, (sizeof(char *)) * num_recs);
 834                 recs[num_recs-1] = malloc(SIZ);
 835                 strcpy(recs[num_recs-1], buf);
 836         }
 837
 838         do {
 839                 printf("\n");
 840                 color(BRIGHT_WHITE);
 841                 printf("### ");
 842                 printf("                   Host or domain                  ");
 843                 printf("   Record type      \n");
 844                 color(DIM_WHITE);
 845                 printf("--- ");
 846                 printf("-------------------------------------------------- ");
 847                 printf("--------------------\n");
 848                 for (i=0; i<num_recs; ++i) {
 849                 color(DIM_WHITE);
 850                 printf("%3d ", i+1);
 851                 extract(buf, recs[i], 0);
 852                 color(BRIGHT_CYAN);
 853                 printf("%-50s ", buf);
 854                 extract(buf, recs[i], 1);
 855                 color(BRIGHT_MAGENTA);
 856                 printf("%-20s\n", buf);
 857                 color(DIM_WHITE);
 858                 }
 859
 860                 ch = keymenu("", "<A>dd|<D>elete|<S>ave|<Q>uit");
 861                 switch(ch) {
 862                         case 'a':
 863                                 ++num_recs;
 864                                 if (num_recs == 1)
 865                                         recs = malloc(sizeof(char *));
 866                                 else recs = realloc(recs,
 867                                         (sizeof(char *)) * num_recs);
 868                                 newprompt("Enter host name: ",
 869                                         buf, 50);
 870                                 strcat(buf, "|");
 871                                 get_inet_rec_type(&buf[strlen(buf)]);
 872                                 recs[num_recs-1] = strdup(buf);
 873                                 break;
 874                         case 'd':
 875                                 i = intprompt("Delete which one",
 876                                         1, 1, num_recs) - 1;
 877                                 free(recs[i]);
 878                                 --num_recs;
 879                                 for (j=i; j<num_recs; ++j)
 880                                         recs[j] = recs[j+1];
 881                                 break;
 882                         case 's':
 883                                 sprintf(buf, "CONF putsys|%s",
 884                                         INTERNETCFG);
 885                                 serv_puts(buf);
 886                                 serv_gets(buf);
 887                                 if (buf[0] == '4') {
 888                                         for (i=0; i<num_recs; ++i) {
 889                                                 serv_puts(recs[i]);
 890                                         }
 891                                         serv_puts("000");
 892                                 }
 893                                 else {
 894                                         printf("%s\n", &buf[4]);
 895                                 }
 896                                 quitting = 1;
 897                                 break;
 898                         case 'q':
 899                                 quitting = boolprompt(
 900                                         "Quit without saving", 0);
 901                                 break;
 902                         default:
 903                                 badkey = 1;
 904                 }
 905         } while (quitting == 0);
 906
 907         if (recs != NULL) {
 908                 for (i=0; i<num_recs; ++i) free(recs[i]);
 909                 free(recs);
 910         }
 911 }
 912
 913
 914
 915 /*
 916  * Edit network configuration for room sharing, mailing lists, etc.
 917  */
 918 void network_config_management(char *entrytype, char *comment) {
 919         char filename[PATH_MAX];
 920         char changefile[PATH_MAX];
 921         int e_ex_code;
 922         pid_t editor_pid;
 923         int cksum;
 924         int b, i;
 925         char buf[SIZ];
 926         char instr[SIZ];
 927         char addr[SIZ];
 928         FILE *tempfp;
 929         FILE *changefp;
 930
 931         if (strlen(editor_path) == 0) {
 932                 printf("You must have an external editor configured in order"
 933                         " to use this function.\n");
 934                 return;
 935         }
 936
 937         snprintf(filename, sizeof filename, "%s.listedit", tmpnam(NULL));
 938         snprintf(changefile, sizeof changefile, "%s.listedit", tmpnam(NULL));
 939
 940         tempfp = fopen(filename, "w");
 941         if (tempfp == NULL) {
 942                 printf("Cannot open %s: %s\n", filename, strerror(errno));
 943                 return;
 944         }
 945
 946         fprintf(tempfp, "# Configuration for room: %s\n", room_name);
 947         fprintf(tempfp, "# %s\n", comment);
 948         fprintf(tempfp, "# Specify one per line.\n"
 949                         "\n\n");
 950
 951         serv_puts("GNET");
 952         serv_gets(buf);
 953         if (buf[0] == '1') {
 954                 while(serv_gets(buf), strcmp(buf, "000")) {
 955                         extract(instr, buf, 0);
 956                         if (!strcasecmp(instr, entrytype)) {
 957                                 extract(addr, buf, 1);
 958                                 fprintf(tempfp, "%s\n", addr);
 959                         }
 960                 }
 961         }
 962         fclose(tempfp);
 963
 964         e_ex_code = 1;  /* start with a failed exit code */
 965         editor_pid = fork();
 966         cksum = file_checksum(filename);
 967         if (editor_pid == 0) {
 968                 chmod(filename, 0600);
 969                 sttybbs(SB_RESTORE);
 970                 execlp(editor_path, editor_path, filename, NULL);
 971                 exit(1);
 972         }
 973         if (editor_pid > 0) {
 974                 do {
 975                         e_ex_code = 0;
 976                         b = ka_wait(&e_ex_code);
 977                 } while ((b != editor_pid) && (b >= 0));
 978         editor_pid = (-1);
 979         sttybbs(0);
 980         }
 981
 982         if (file_checksum(filename) == cksum) {
 983                 printf("*** Not saving changes.\n");
 984                 e_ex_code = 1;
 985         }
 986
 987         if (e_ex_code == 0) {           /* Save changes */
 988                 changefp = fopen(changefile, "w");
 989                 serv_puts("GNET");
 990                 serv_gets(buf);
 991                 if (buf[0] == '1') {
 992                         while(serv_gets(buf), strcmp(buf, "000")) {
 993                                 extract(instr, buf, 0);
 994                                 if (strcasecmp(instr, entrytype)) {
 995                                         fprintf(changefp, "%s\n", buf);
 996                                 }
 997                         }
 998                 }
 999                 tempfp = fopen(filename, "r");
1000                 while (fgets(buf, sizeof buf, tempfp) != NULL) {
1001                         for (i=0; i<strlen(buf); ++i) {
1002                                 if (buf[i] == '#') buf[i] = 0;
1003                         }
1004                         striplt(buf);
1005                         if (strlen(buf) > 0) {
1006                                 fprintf(changefp, "%s|%s\n", entrytype, buf);
1007                         }
1008                 }
1009                 fclose(tempfp);
1010                 fclose(changefp);
1011
1012                 /* now write it to the server... */
1013                 serv_puts("SNET");
1014                 serv_gets(buf);
1015                 if (buf[0] == '4') {
1016                         changefp = fopen(changefile, "r");
1017                         if (changefp != NULL) {
1018                                 while (fgets(buf, sizeof buf,
1019                                        changefp) != NULL) {
1020                                         buf[strlen(buf) - 1] = 0;
1021                                         serv_puts(buf);
1022                                 }
1023                                 fclose(changefp);
1024                         }
1025                         serv_puts("000");
1026                 }
1027         }
1028
1029         unlink(filename);               /* Delete the temporary files */
1030         unlink(changefile);
1031 }
1032
1033
1034 /*
1035  * IGnet node configuration
1036  */
1037 void do_ignet_configuration(void) {
1038         char buf[SIZ];
1039         int num_recs = 0;
1040         char **recs = NULL;
1041         char ch;
1042         int badkey;
1043         int i, j;
1044         int quitting = 0;
1045
1046
1047         sprintf(buf, "CONF getsys|%s", IGNETCFG);
1048         serv_puts(buf);
1049         serv_gets(buf);
1050         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
1051                 ++num_recs;
1052                 if (num_recs == 1) recs = malloc(sizeof(char *));
1053                 else recs = realloc(recs, (sizeof(char *)) * num_recs);
1054                 recs[num_recs-1] = malloc(SIZ);
1055                 strcpy(recs[num_recs-1], buf);
1056         }
1057
1058         do {
1059                 printf("\n");
1060                 color(BRIGHT_WHITE);
1061                 printf( "### "
1062                         "   Node          "
1063                         "  Secret         "
1064                         "          Host or IP             "
1065                         "Port#\n");
1066                 color(DIM_WHITE);
1067                 printf( "--- "
1068                         "---------------- "
1069                         "---------------- "
1070                         "-------------------------------- "
1071                         "-----\n");
1072                 for (i=0; i<num_recs; ++i) {
1073                 color(DIM_WHITE);
1074                 printf("%3d ", i+1);
1075                 extract(buf, recs[i], 0);
1076                 color(BRIGHT_CYAN);
1077                 printf("%-16s ", buf);
1078                 extract(buf, recs[i], 1);
1079                 color(BRIGHT_MAGENTA);
1080                 printf("%-16s ", buf);
1081                 extract(buf, recs[i], 2);
1082                 color(BRIGHT_CYAN);
1083                 printf("%-32s ", buf);
1084                 extract(buf, recs[i], 3);
1085                 color(BRIGHT_MAGENTA);
1086                 printf("%-3s\n", buf);
1087                 color(DIM_WHITE);
1088                 }
1089
1090                 ch = keymenu("", "<A>dd|<D>elete|<S>ave|<Q>uit");
1091                 switch(ch) {
1092                         case 'a':
1093                                 ++num_recs;
1094                                 if (num_recs == 1)
1095                                         recs = malloc(sizeof(char *));
1096                                 else recs = realloc(recs,
1097                                         (sizeof(char *)) * num_recs);
1098                                 newprompt("Enter node name    : ", buf, 16);
1099                                 strcat(buf, "|");
1100                                 newprompt("Enter shared secret: ",
1101                                         &buf[strlen(buf)], 16);
1102                                 strcat(buf, "|");
1103                                 newprompt("Enter host or IP   : ",
1104                                         &buf[strlen(buf)], 32);
1105                                 strcat(buf, "|504");
1106                                 strprompt("Enter port number  : ",
1107                                         &buf[strlen(buf)-3], 5);
1108                                 recs[num_recs-1] = strdup(buf);
1109                                 break;
1110                         case 'd':
1111                                 i = intprompt("Delete which one",
1112                                         1, 1, num_recs) - 1;
1113                                 free(recs[i]);
1114                                 --num_recs;
1115                                 for (j=i; j<num_recs; ++j)
1116                                         recs[j] = recs[j+1];
1117                                 break;
1118                         case 's':
1119                                 sprintf(buf, "CONF putsys|%s", IGNETCFG);
1120                                 serv_puts(buf);
1121                                 serv_gets(buf);
1122                                 if (buf[0] == '4') {
1123                                         for (i=0; i<num_recs; ++i) {
1124                                                 serv_puts(recs[i]);
1125                                         }
1126                                         serv_puts("000");
1127                                 }
1128                                 else {
1129                                         printf("%s\n", &buf[4]);
1130                                 }
1131                                 quitting = 1;
1132                                 break;
1133                         case 'q':
1134                                 quitting = boolprompt(
1135                                         "Quit without saving", 0);
1136                                 break;
1137                         default:
1138                                 badkey = 1;
1139                 }
1140         } while (quitting == 0);
1141
1142         if (recs != NULL) {
1143                 for (i=0; i<num_recs; ++i) free(recs[i]);
1144                 free(recs);
1145         }
1146 }
1147
1148