citadel/control.c

   1 /*
   2  * $Id$
   3  *
   4  * This module handles states which are global to the entire server.
   5  *
   6  */
   7
   8 #include "sysdep.h"
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <fcntl.h>
  13 #include <signal.h>
  14
  15 #if TIME_WITH_SYS_TIME
  16 # include <sys/time.h>
  17 # include <time.h>
  18 #else
  19 # if HAVE_SYS_TIME_H
  20 #  include <sys/time.h>
  21 # else
  22 #  include <time.h>
  23 # endif
  24 #endif
  25
  26 #include <ctype.h>
  27 #include <string.h>
  28 #include <errno.h>
  29 #include <limits.h>
  30 #include <sys/types.h>
  31 #include <sys/file.h>
  32 #include <libcitadel.h>
  33 #include "citadel.h"
  34 #include "server.h"
  35 #include "control.h"
  36 #include "sysdep_decls.h"
  37 #include "support.h"
  38 #include "config.h"
  39 #include "msgbase.h"
  40 #include "citserver.h"
  41 #include "room_ops.h"
  42 #include "user_ops.h"
  43 #include "database.h"
  44 #include "threads.h"
  45
  46 #ifndef HAVE_SNPRINTF
  47 #include "snprintf.h"
  48 #endif
  49
  50 struct CitControl CitControl;
  51 extern struct config config;
  52 FILE *control_fp = NULL;
  53 long control_highest_user = 0;
  54
  55
  56 /*
  57  * lock_control  -  acquire a lock on the control record file.
  58  *                  This keeps multiple citservers from running concurrently.
  59  */
  60 void lock_control(void)
  61 {
  62 #ifdef HAVE_FLOCK
  63 /*
  64  * TODO: solaris manpages describe this function, but the headers
  65  * don't show it!
  66  */
  67
  68         if (flock(fileno(control_fp), (LOCK_EX | LOCK_NB))) {
  69                 CtdlLogPrintf(CTDL_EMERG, "citserver: unable to lock %s.\n", file_citadel_control);
  70                 CtdlLogPrintf(CTDL_EMERG, "Is another citserver already running?\n");
  71                 exit(CTDLEXIT_CONTROL);
  72         }
  73 #endif
  74 }
  75
  76 /*
  77  * callback to get highest room number when rebuilding control file
  78  */
  79 void control_find_highest(struct ctdlroom *qrbuf, void *data)
  80 {
  81         struct ctdlroom room;
  82         struct cdbdata *cdbfr;
  83         long *msglist;
  84         int num_msgs=0;
  85         int c;
  86         int room_fixed = 0;
  87         int message_fixed = 0;
  88
  89         if (qrbuf->QRnumber > CitControl.MMnextroom)
  90         {
  91                 CitControl.MMnextroom = qrbuf->QRnumber;
  92                 room_fixed = 1;
  93         }
  94
  95         getroom (&room, qrbuf->QRname);
  96
  97         /* Load the message list */
  98         cdbfr = cdb_fetch(CDB_MSGLISTS, &room.QRnumber, sizeof(long));
  99         if (cdbfr != NULL) {
 100                 msglist = (long *) cdbfr->ptr;
 101                 num_msgs = cdbfr->len / sizeof(long);
 102         } else {
 103                 return; /* No messages at all?  No further action. */
 104         }
 105
 106         if (num_msgs>0)
 107         {
 108                 for (c=0; c<num_msgs; c++)
 109                 {
 110                         if (msglist[c] > CitControl.MMhighest)
 111                         {
 112                                 CitControl.MMhighest = msglist[c];
 113                                 message_fixed = 1;
 114                         }
 115                 }
 116         }
 117         cdb_free(cdbfr);
 118         if (room_fixed)
 119                 CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed room counter\n");
 120         if (message_fixed)
 121                 CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed message count\n");
 122         return;
 123 }
 124
 125
 126 /*
 127  * Callback to get highest user number.
 128  */
 129
 130 void control_find_user (struct ctdluser *EachUser, void *out_data)
 131 {
 132         int user_fixed = 0;
 133
 134         if (EachUser->usernum > CitControl.MMnextuser)
 135         {
 136                 CitControl.MMnextuser = EachUser->usernum;
 137                 user_fixed = 1;
 138         }
 139         if(user_fixed)
 140                 CtdlLogPrintf(CTDL_INFO, "Control record checking....Fixed user count\n");
 141 }
 142
 143
 144 /*
 145  * get_control  -  read the control record into memory.
 146  */
 147 void get_control(void)
 148 {
 149         static int already_have_control = 0;
 150
 151         /*
 152          * If we already have the control record in memory, there's no point
 153          * in reading it from disk again.
 154          */
 155         if (already_have_control) return;
 156
 157         /* Zero it out.  If the control record on disk is missing or short,
 158          * the system functions with all control record fields initialized
 159          * to zero.
 160          */
 161         memset(&CitControl, 0, sizeof(struct CitControl));
 162         if (control_fp == NULL) {
 163                 control_fp = fopen(file_citadel_control, "rb+");
 164                 if (control_fp != NULL) {
 165                         lock_control();
 166                         fchown(fileno(control_fp), config.c_ctdluid, -1);
 167                 }
 168         }
 169         if (control_fp == NULL) {
 170                 control_fp = fopen(file_citadel_control, "wb+");
 171                 if (control_fp != NULL) {
 172                         lock_control();
 173                         fchown(fileno(control_fp), config.c_ctdluid, -1);
 174                         memset(&CitControl, 0, sizeof(struct CitControl));
 175                         fwrite(&CitControl, sizeof(struct CitControl),
 176                                1, control_fp);
 177                         rewind(control_fp);
 178                 }
 179         }
 180         if (control_fp == NULL) {
 181                 CtdlLogPrintf(CTDL_ALERT, "ERROR opening %s: %s\n",
 182                                 file_citadel_control,
 183                                 strerror(errno));
 184                 return;
 185         }
 186
 187         rewind(control_fp);
 188         fread(&CitControl, sizeof(struct CitControl), 1, control_fp);
 189         already_have_control = 1;
 190         chown(file_citadel_control, config.c_ctdluid, (-1));
 191 }
 192
 193 /*
 194  * put_control  -  write the control record to disk.
 195  */
 196 void put_control(void)
 197 {
 198
 199         if (control_fp != NULL) {
 200                 rewind(control_fp);
 201                 fwrite(&CitControl, sizeof(struct CitControl), 1,
 202                        control_fp);
 203                 fflush(control_fp);
 204         }
 205 }
 206
 207
 208 /*
 209  * check_control   -  check the control record has sensible values for message, user and room numbers
 210  */
 211 void check_control(void)
 212 {
 213         CtdlLogPrintf(CTDL_INFO, "Checking/re-building control record\n");
 214         get_control();
 215         // Find highest room number and message number.
 216         ForEachRoom(control_find_highest, NULL);
 217         ForEachUser(control_find_user, NULL);
 218         put_control();
 219 }
 220
 221
 222 /**
 223  * release_control - close our fd on exit
 224  */
 225 void release_control(void)
 226 {
 227         if (control_fp != NULL)
 228                 fclose(control_fp);
 229         control_fp = NULL;
 230 }
 231
 232 /*
 233  * get_new_message_number()  -  Obtain a new, unique ID to be used for a message.
 234  */
 235 long get_new_message_number(void)
 236 {
 237         long retval = 0L;
 238         begin_critical_section(S_CONTROL);
 239         get_control();
 240         retval = ++CitControl.MMhighest;
 241         put_control();
 242         end_critical_section(S_CONTROL);
 243         return(retval);
 244 }
 245
 246
 247 /*
 248  * CtdlGetCurrentMessageNumber()  -  Obtain the current highest message number in the system
 249  * This provides a quick way to initialise a variable that might be used to indicate
 250  * messages that should not be processed. EG. a new Sieve script will use this
 251  * to record determine that messages older than this should not be processed.
 252  */
 253 long CtdlGetCurrentMessageNumber(void)
 254 {
 255         long retval = 0L;
 256         begin_critical_section(S_CONTROL);
 257         get_control();
 258         retval = CitControl.MMhighest;
 259         end_critical_section(S_CONTROL);
 260         return(retval);
 261 }
 262
 263
 264 /*
 265  * get_new_user_number()  -  Obtain a new, unique ID to be used for a user.
 266  */
 267 long get_new_user_number(void)
 268 {
 269         long retval = 0L;
 270         begin_critical_section(S_CONTROL);
 271         get_control();
 272         retval = ++CitControl.MMnextuser;
 273         put_control();
 274         end_critical_section(S_CONTROL);
 275         return(retval);
 276 }
 277
 278
 279
 280 /*
 281  * get_new_room_number()  -  Obtain a new, unique ID to be used for a room.
 282  */
 283 long get_new_room_number(void)
 284 {
 285         long retval = 0L;
 286         begin_critical_section(S_CONTROL);
 287         get_control();
 288         retval = ++CitControl.MMnextroom;
 289         put_control();
 290         end_critical_section(S_CONTROL);
 291         return(retval);
 292 }
 293
 294
 295
 296 /*
 297  * Get or set global configuration options
 298  */
 299 void cmd_conf(char *argbuf)
 300 {
 301         char cmd[16];
 302         char buf[256];
 303         int a;
 304         char *confptr;
 305         char confname[128];
 306
 307         if (CtdlAccessCheck(ac_aide)) return;
 308
 309         extract_token(cmd, argbuf, 0, '|', sizeof cmd);
 310         if (!strcasecmp(cmd, "GET")) {
 311                 cprintf("%d Configuration...\n", LISTING_FOLLOWS);
 312                 cprintf("%s\n", config.c_nodename);
 313                 cprintf("%s\n", config.c_fqdn);
 314                 cprintf("%s\n", config.c_humannode);
 315                 cprintf("%s\n", config.c_phonenum);
 316                 cprintf("%d\n", config.c_creataide);
 317                 cprintf("%d\n", config.c_sleeping);
 318                 cprintf("%d\n", config.c_initax);
 319                 cprintf("%d\n", config.c_regiscall);
 320                 cprintf("%d\n", config.c_twitdetect);
 321                 cprintf("%s\n", config.c_twitroom);
 322                 cprintf("%s\n", config.c_moreprompt);
 323                 cprintf("%d\n", config.c_restrict);
 324                 cprintf("%s\n", config.c_site_location);
 325                 cprintf("%s\n", config.c_sysadm);
 326                 cprintf("%d\n", config.c_maxsessions);
 327                 cprintf("xxx\n"); /* placeholder -- field no longer in use */
 328                 cprintf("%d\n", config.c_userpurge);
 329                 cprintf("%d\n", config.c_roompurge);
 330                 cprintf("%s\n", config.c_logpages);
 331                 cprintf("%d\n", config.c_createax);
 332                 cprintf("%ld\n", config.c_maxmsglen);
 333                 cprintf("%d\n", config.c_min_workers);
 334                 cprintf("%d\n", config.c_max_workers);
 335                 cprintf("%d\n", config.c_pop3_port);
 336                 cprintf("%d\n", config.c_smtp_port);
 337                 cprintf("%d\n", config.c_rfc822_strict_from);
 338                 cprintf("%d\n", config.c_aide_zap);
 339                 cprintf("%d\n", config.c_imap_port);
 340                 cprintf("%ld\n", config.c_net_freq);
 341                 cprintf("%d\n", config.c_disable_newu);
 342                 cprintf("1\n"); /* niu */
 343                 cprintf("%d\n", config.c_purge_hour);
 344 #ifdef HAVE_LDAP
 345                 cprintf("%s\n", config.c_ldap_host);
 346                 cprintf("%d\n", config.c_ldap_port);
 347                 cprintf("%s\n", config.c_ldap_base_dn);
 348                 cprintf("%s\n", config.c_ldap_bind_dn);
 349                 cprintf("%s\n", config.c_ldap_bind_pw);
 350 #else
 351                 cprintf("\n");
 352                 cprintf("0\n");
 353                 cprintf("\n");
 354                 cprintf("\n");
 355                 cprintf("\n");
 356 #endif
 357                 cprintf("%s\n", config.c_ip_addr);
 358                 cprintf("%d\n", config.c_msa_port);
 359                 cprintf("%d\n", config.c_imaps_port);
 360                 cprintf("%d\n", config.c_pop3s_port);
 361                 cprintf("%d\n", config.c_smtps_port);
 362                 cprintf("%d\n", config.c_enable_fulltext);
 363                 cprintf("%d\n", config.c_auto_cull);
 364                 cprintf("%d\n", config.c_instant_expunge);
 365                 cprintf("%d\n", config.c_allow_spoofing);
 366                 cprintf("%d\n", config.c_journal_email);
 367                 cprintf("%d\n", config.c_journal_pubmsgs);
 368                 cprintf("%s\n", config.c_journal_dest);
 369                 cprintf("%s\n", config.c_default_cal_zone);
 370                 cprintf("%d\n", config.c_pftcpdict_port);
 371                 cprintf("%d\n", config.c_managesieve_port);
 372                 cprintf("%d\n", config.c_auth_mode);
 373                 cprintf("%s\n", config.c_funambol_host);
 374                 cprintf("%d\n", config.c_funambol_port);
 375                 cprintf("%s\n", config.c_funambol_source);
 376                 cprintf("%s\n", config.c_funambol_auth);
 377                 cprintf("%d\n", config.c_rbl_at_greeting);
 378                 cprintf("%s\n", config.c_master_user);
 379                 cprintf("%s\n", config.c_master_pass);
 380                 cprintf("%s\n", config.c_pager_program);
 381                 cprintf("%d\n", config.c_imap_keep_from);
 382                 cprintf("%d\n", config.c_xmpp_c2s_port);
 383                 cprintf("%d\n", config.c_xmpp_s2s_port);
 384                 cprintf("%ld\n", config.c_pop3_fetch);
 385                 cprintf("%ld\n", config.c_pop3_fastest);
 386                 cprintf("%d\n", config.c_spam_flag_only);
 387                 cprintf("000\n");
 388         }
 389
 390         else if (!strcasecmp(cmd, "SET")) {
 391                 unbuffer_output();
 392                 cprintf("%d Send configuration...\n", SEND_LISTING);
 393                 a = 0;
 394                 while (client_getln(buf, sizeof buf) >= 0 && strcmp(buf, "000")) {
 395                         switch (a) {
 396                         case 0:
 397                                 safestrncpy(config.c_nodename, buf,
 398                                             sizeof config.c_nodename);
 399                                 break;
 400                         case 1:
 401                                 safestrncpy(config.c_fqdn, buf,
 402                                             sizeof config.c_fqdn);
 403                                 break;
 404                         case 2:
 405                                 safestrncpy(config.c_humannode, buf,
 406                                             sizeof config.c_humannode);
 407                                 break;
 408                         case 3:
 409                                 safestrncpy(config.c_phonenum, buf,
 410                                             sizeof config.c_phonenum);
 411                                 break;
 412                         case 4:
 413                                 config.c_creataide = atoi(buf);
 414                                 break;
 415                         case 5:
 416                                 config.c_sleeping = atoi(buf);
 417                                 break;
 418                         case 6:
 419                                 config.c_initax = atoi(buf);
 420                                 if (config.c_initax < 1)
 421                                         config.c_initax = 1;
 422                                 if (config.c_initax > 6)
 423                                         config.c_initax = 6;
 424                                 break;
 425                         case 7:
 426                                 config.c_regiscall = atoi(buf);
 427                                 if (config.c_regiscall != 0)
 428                                         config.c_regiscall = 1;
 429                                 break;
 430                         case 8:
 431                                 config.c_twitdetect = atoi(buf);
 432                                 if (config.c_twitdetect != 0)
 433                                         config.c_twitdetect = 1;
 434                                 break;
 435                         case 9:
 436                                 safestrncpy(config.c_twitroom, buf,
 437                                             sizeof config.c_twitroom);
 438                                 break;
 439                         case 10:
 440                                 safestrncpy(config.c_moreprompt, buf,
 441                                             sizeof config.c_moreprompt);
 442                                 break;
 443                         case 11:
 444                                 config.c_restrict = atoi(buf);
 445                                 if (config.c_restrict != 0)
 446                                         config.c_restrict = 1;
 447                                 break;
 448                         case 12:
 449                                 safestrncpy(config.c_site_location, buf,
 450                                             sizeof config.c_site_location);
 451                                 break;
 452                         case 13:
 453                                 safestrncpy(config.c_sysadm, buf,
 454                                             sizeof config.c_sysadm);
 455                                 break;
 456                         case 14:
 457                                 config.c_maxsessions = atoi(buf);
 458                                 if (config.c_maxsessions < 0)
 459                                         config.c_maxsessions = 0;
 460                                 break;
 461                         case 15:
 462                                 /* placeholder -- field no longer in use */
 463                                 break;
 464                         case 16:
 465                                 config.c_userpurge = atoi(buf);
 466                                 break;
 467                         case 17:
 468                                 config.c_roompurge = atoi(buf);
 469                                 break;
 470                         case 18:
 471                                 safestrncpy(config.c_logpages, buf,
 472                                             sizeof config.c_logpages);
 473                                 break;
 474                         case 19:
 475                                 config.c_createax = atoi(buf);
 476                                 if (config.c_createax < 1)
 477                                         config.c_createax = 1;
 478                                 if (config.c_createax > 6)
 479                                         config.c_createax = 6;
 480                                 break;
 481                         case 20:
 482                                 if (atoi(buf) >= 8192)
 483                                         config.c_maxmsglen = atoi(buf);
 484                                 break;
 485                         case 21:
 486                                 if (atoi(buf) >= 2)
 487                                         config.c_min_workers = atoi(buf);
 488                         case 22:
 489                                 if (atoi(buf) >= config.c_min_workers)
 490                                         config.c_max_workers = atoi(buf);
 491                         case 23:
 492                                 config.c_pop3_port = atoi(buf);
 493                                 break;
 494                         case 24:
 495                                 config.c_smtp_port = atoi(buf);
 496                                 break;
 497                         case 25:
 498                                 config.c_rfc822_strict_from = atoi(buf);
 499                                 break;
 500                         case 26:
 501                                 config.c_aide_zap = atoi(buf);
 502                                 if (config.c_aide_zap != 0)
 503                                         config.c_aide_zap = 1;
 504                                 break;
 505                         case 27:
 506                                 config.c_imap_port = atoi(buf);
 507                                 break;
 508                         case 28:
 509                                 config.c_net_freq = atol(buf);
 510                                 break;
 511                         case 29:
 512                                 config.c_disable_newu = atoi(buf);
 513                                 if (config.c_disable_newu != 0)
 514                                         config.c_disable_newu = 1;
 515                                 break;
 516                         case 30:
 517                                 /* niu */
 518                                 break;
 519                         case 31:
 520                                 if ((config.c_purge_hour >= 0)
 521                                    && (config.c_purge_hour <= 23)) {
 522                                         config.c_purge_hour = atoi(buf);
 523                                 }
 524                                 break;
 525 #ifdef HAVE_LDAP
 526                         case 32:
 527                                 safestrncpy(config.c_ldap_host, buf,
 528                                             sizeof config.c_ldap_host);
 529                                 break;
 530                         case 33:
 531                                 config.c_ldap_port = atoi(buf);
 532                                 break;
 533                         case 34:
 534                                 safestrncpy(config.c_ldap_base_dn, buf,
 535                                             sizeof config.c_ldap_base_dn);
 536                                 break;
 537                         case 35:
 538                                 safestrncpy(config.c_ldap_bind_dn, buf,
 539                                             sizeof config.c_ldap_bind_dn);
 540                                 break;
 541                         case 36:
 542                                 safestrncpy(config.c_ldap_bind_pw, buf,
 543                                             sizeof config.c_ldap_bind_pw);
 544                                 break;
 545 #endif
 546                         case 37:
 547                                 safestrncpy(config.c_ip_addr, buf,
 548                                                 sizeof config.c_ip_addr);
 549                         case 38:
 550                                 config.c_msa_port = atoi(buf);
 551                                 break;
 552                         case 39:
 553                                 config.c_imaps_port = atoi(buf);
 554                                 break;
 555                         case 40:
 556                                 config.c_pop3s_port = atoi(buf);
 557                                 break;
 558                         case 41:
 559                                 config.c_smtps_port = atoi(buf);
 560                                 break;
 561                         case 42:
 562                                 config.c_enable_fulltext = atoi(buf);
 563                                 break;
 564                         case 43:
 565                                 config.c_auto_cull = atoi(buf);
 566                                 break;
 567                         case 44:
 568                                 config.c_instant_expunge = atoi(buf);
 569                                 break;
 570                         case 45:
 571                                 config.c_allow_spoofing = atoi(buf);
 572                                 break;
 573                         case 46:
 574                                 config.c_journal_email = atoi(buf);
 575                                 break;
 576                         case 47:
 577                                 config.c_journal_pubmsgs = atoi(buf);
 578                                 break;
 579                         case 48:
 580                                 safestrncpy(config.c_journal_dest, buf,
 581                                                 sizeof config.c_journal_dest);
 582                         case 49:
 583                                 safestrncpy(config.c_default_cal_zone, buf,
 584                                                 sizeof config.c_default_cal_zone);
 585                                 break;
 586                         case 50:
 587                                 config.c_pftcpdict_port = atoi(buf);
 588                                 break;
 589                         case 51:
 590                                 config.c_managesieve_port = atoi(buf);
 591                                 break;
 592                         case 52:
 593                                 config.c_auth_mode = atoi(buf);
 594                         case 53:
 595                                 safestrncpy(config.c_funambol_host, buf,
 596                                         sizeof config.c_funambol_host);
 597                                 break;
 598                         case 54:
 599                                 config.c_funambol_port = atoi(buf);
 600                                 break;
 601                         case 55:
 602                                 safestrncpy(config.c_funambol_source,
 603                                         buf,
 604                                         sizeof config.c_funambol_source);
 605                                 break;
 606                         case 56:
 607                                 safestrncpy(config.c_funambol_auth,
 608                                         buf,
 609                                         sizeof config.c_funambol_auth);
 610                                 break;
 611                         case 57:
 612                                 config.c_rbl_at_greeting = atoi(buf);
 613                                 break;
 614                         case 58:
 615                                 safestrncpy(config.c_master_user, buf, sizeof config.c_master_user);
 616                                 break;
 617                         case 59:
 618                                 safestrncpy(config.c_master_pass, buf, sizeof config.c_master_pass);
 619                                 break;
 620                         case 60:
 621                                 safestrncpy(config.c_pager_program,
 622                                         buf,
 623                                         sizeof config.c_pager_program);
 624                                 break;
 625                         case 61:
 626                                 config.c_imap_keep_from = atoi(buf);
 627                                 break;
 628                         case 62:
 629                                 config.c_xmpp_c2s_port = atoi(buf);
 630                                 break;
 631                         case 63:
 632                                 config.c_xmpp_s2s_port = atoi(buf);
 633                                 break;
 634                         case 64:
 635                                 config.c_pop3_fetch = atol(buf);
 636                                 break;
 637                         case 65:
 638                                 config.c_pop3_fastest = atol(buf);
 639                                 break;
 640                         case 66:
 641                                 config.c_spam_flag_only = atoi(buf);
 642                                 break;
 643                         }
 644                         ++a;
 645                 }
 646                 put_config();
 647                 snprintf(buf, sizeof buf,
 648                          "The global system configuration has been edited by %s.\n",
 649                          CC->curr_user);
 650                 aide_message(buf,"Citadel Configuration Manager Message");
 651
 652                 if (!IsEmptyStr(config.c_logpages))
 653                         create_room(config.c_logpages, 3, "", 0, 1, 1, VIEW_BBS);
 654
 655                 /* If full text indexing has been disabled, invalidate the
 656                  * index so it doesn't try to use it later.
 657                  */
 658                 if (config.c_enable_fulltext == 0) {
 659                         CitControl.fulltext_wordbreaker = 0;
 660                         put_control();
 661                 }
 662         }
 663
 664         else if (!strcasecmp(cmd, "GETSYS")) {
 665                 extract_token(confname, argbuf, 1, '|', sizeof confname);
 666                 confptr = CtdlGetSysConfig(confname);
 667                 if (confptr != NULL) {
 668                         cprintf("%d %s\n", LISTING_FOLLOWS, confname);
 669                         client_write(confptr, strlen(confptr));
 670                         if (confptr[strlen(confptr) - 1] != 10)
 671                                 client_write("\n", 1);
 672                         cprintf("000\n");
 673                         free(confptr);
 674                 } else {
 675                         cprintf("%d No such configuration.\n",
 676                                 ERROR + ILLEGAL_VALUE);
 677                 }
 678         }
 679
 680         else if (!strcasecmp(cmd, "PUTSYS")) {
 681                 extract_token(confname, argbuf, 1, '|', sizeof confname);
 682                 unbuffer_output();
 683                 cprintf("%d %s\n", SEND_LISTING, confname);
 684                 confptr = CtdlReadMessageBody("000", config.c_maxmsglen, NULL, 0, 0);
 685                 CtdlPutSysConfig(confname, confptr);
 686                 free(confptr);
 687         }
 688
 689         else {
 690                 cprintf("%d Illegal option(s) specified.\n",
 691                         ERROR + ILLEGAL_VALUE);
 692         }
 693 }