1 // Copyright (c) 1987-2020 by the citadel.org team
3 // This program is open source software. Use, duplication, and/or
4 // disclosure are subject to the GNU General Purpose License version 3.
6 // This program is distributed in the hope that it will be useful,
7 // but WITHOUT ANY WARRANTY; without even the implied warranty of
8 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9 // GNU General Public License for more details.
12 #define DEFAULT_HOST "localhost"
13 #define DEFAULT_PORT "504"
14 #define CLIENT_VERSION 926
17 // commands we can send to the stty_ctdl() routine
18 #define SB_NO_INTR 0 // set to Citadel client mode, i/q disabled
19 #define SB_YES_INTR 1 // set to Citadel client mode, i/q enabled
20 #define SB_SAVE 2 // save settings
21 #define SB_RESTORE 3 // restore settings
22 #define SB_LAST 4 // redo the last command sent
24 #define UGLISTLEN 100 // you get a ungoto list of this size */
25 #define ROOMNAMELEN 128 // The size of a roomname string
26 #define USERNAME_SIZE 64 // The size of a username string
27 #define MAX_EDITORS 5 // number of external editors supported, must be at least 1
28 #define NONCE_SIZE 128 // Added by <bc> to allow for APOP auth
30 #define S_KEEPALIVE 30 // How often (in seconds) to send keepalives to the server
33 #define READ_MSGBODY 3
35 #define NUM_CONFIGS 72
41 #define RC_NO 0 // always no
42 #define RC_YES 1 // always yes
43 #define RC_DEFAULT 2 // setting depends on user config
47 KA_NO, // no keepalives
48 KA_YES, // full keepalives
49 KA_HALF // half keepalives
52 // for <;G>oto and <;S>kip commands
53 #define GF_GOTO 0 // <;G>oto floor mode
54 #define GF_SKIP 1 // <;S>kip floor mode
55 #define GF_ZAP 2 // <;Z>ap floor mode
57 // Can messages be entered in this room?
58 #define ENTMSG_OK_NO 0 // You may not enter messages here
59 #define ENTMSG_OK_YES 1 // Go ahead!
60 #define ENTMSG_OK_BLOG 2 // Yes, but warn the user about how blog rooms work
62 // Colors for color() command
71 #define BRIGHT_BLACK 8
73 #define BRIGHT_GREEN 10
74 #define BRIGHT_YELLOW 11
75 #define BRIGHT_BLUE 12
76 #define BRIGHT_MAGENTA 13
77 #define BRIGHT_CYAN 14
78 #define BRIGHT_WHITE 15
79 #define COLOR_PUSH 16 // Save current color
80 #define COLOR_POP 17 // Restore saved color
81 #define ORIGINAL_PAIR -1 // Default terminal colors
92 #include <sys/types.h>
95 #include <sys/ioctl.h>
99 #include <sys/socket.h>
100 #include <arpa/inet.h>
101 #include <netinet/in.h>
112 #include <sys/select.h>
114 #include <libcitadel.h>
117 #ifdef HAVE_PTHREAD_H
121 #include <openssl/ssl.h>
122 #include <openssl/err.h>
123 #include <openssl/rand.h>
127 struct CtdlServInfo {
134 char site_location[64];
136 char moreprompt[256];
139 int newuser_disabled;
140 char default_cal_zone[256];
145 int fulltext_enabled;
146 char svn_revision[256];
151 // This class is responsible for the server connection
152 typedef struct _CtdlIPC {
153 struct CtdlServInfo ServInfo; /* The server info for this connection */
154 #if defined(HAVE_OPENSSL)
155 SSL *ssl; /* NULL if not encrypted, non-NULL otherwise */
157 int sock; /* Socket for connection to server, or -1 if not connected */
158 int isLocal; /* 1 if server is local, 0 otherwise or if not connected */
159 int downloading; /* 1 if a download is open on the server, 0 otherwise */
160 int uploading; /* 1 if an upload is open on the server, 0 otherwise */
161 time_t last_command_sent; /* Time the last command was sent to the server */
162 char *Buf; /* Our buffer for linebuffered read. */
166 void (*network_status_cb)(int state); /* Callback for update on whether the IPC is locked */
167 char ip_hostname[256]; /* host name of server to which we are connected (if network) */
168 char ip_address[64]; /* IP address of server to which we are connected (if network) */
171 extern char *axdefs[];
172 extern char *viewdefs[];
173 extern char fullname[USERNAME_SIZE];
174 extern unsigned room_flags;
175 extern char room_name[ROOMNAMELEN];
176 extern struct CtdlServInfo serv_info;
178 extern char is_room_aide;
179 extern unsigned userflags;
180 extern char sigcaught;
181 extern char editor_paths[MAX_EDITORS][SIZ];
182 extern char printcmd[SIZ];
183 extern char imagecmd[SIZ];
184 extern char have_xterm;
185 extern char rc_username[USERNAME_SIZE];
186 extern char rc_password[32];
187 extern char rc_floor_mode;
188 extern time_t rc_idle_threshold;
190 extern char rc_encrypt; /* from the citadel.rc file */
191 extern char arg_encrypt; /* from the command line */
193 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
194 extern char rc_screen;
195 extern char arg_screen;
197 extern char rc_alt_semantics;
198 extern char instant_msgs;
199 void ctdl_logoff(char *file, int line, CtdlIPC *ipc, int code);
200 #define logoff(ipc, code) ctdl_logoff(__FILE__, __LINE__, (ipc), (code))
201 void formout(CtdlIPC *ipc, char *name);
202 void sighandler(int which_sig);
204 void remove_march(char *roomname, int floornum);
205 void calc_dirs_n_files(int relh, int home, const char *relhome, char *ctdldir, int dbg);
207 typedef struct ExpirePolicy ExpirePolicy;
208 struct ExpirePolicy {
213 // This struct stores a list of rooms with new messages which the client
214 // fetches from the server. This allows the client to "march" through
215 // relevant rooms without having to ask the server each time where to go next.
216 typedef struct march march;
219 char march_name[ROOMNAMELEN];
220 unsigned int march_flags;
223 unsigned int march_flags2;
228 * This is NOT the same 'struct ctdluser' from the server.
230 typedef struct ctdluser ctdluser;
231 struct ctdluser { // User record
232 int version; // Cit vers. which created this rec
233 uid_t uid; // Associate with a unix account?
234 char password[32]; // password
235 unsigned flags; // See US_ flags below
236 long timescalled; // Total number of logins
237 long posted; // Number of messages ever submitted
238 uint8_t axlevel; // Access level
239 long usernum; // User number (never recycled)
240 time_t lastcall; // Date/time of most recent login
241 int USuserpurge; // Purge time (in days) for user
242 char fullname[64]; // Display name (primary identifier)
243 char emailaddrs[512]; // Internet email addresses
246 typedef struct ctdlroom ctdlroom;
248 char QRname[ROOMNAMELEN]; /* Name of room */
249 char QRpasswd[10]; /* Only valid if it's a private rm */
250 long QRroomaide; /* User number of room aide */
251 long QRhighest; /* Highest message NUMBER in room */
252 time_t QRgen; /* Generation number of room */
253 unsigned QRflags; /* See flag values below */
254 char QRdirname[15]; /* Directory name, if applicable */
255 long QRinfo; /* Info file update relative to msgs*/
256 char QRfloor; /* Which floor this room is on */
257 time_t QRmtime; /* Date/time of last post */
258 struct ExpirePolicy QRep; /* Message expiration policy */
259 long QRnumber; /* Globally unique room number */
260 char QRorder; /* Sort key for room listing order */
261 unsigned QRflags2; /* Additional flags */
262 int QRdefaultview; /* How to display the contents */
267 CtdlIPC* CtdlIPC_new(int argc, char **argv, char *hostbuf, char *portbuf);
269 void CtdlIPC_delete(CtdlIPC* ipc);
270 /* Convenience destructor; also nulls out caller's pointer */
271 void CtdlIPC_delete_ptr(CtdlIPC** pipc);
272 /* Read a line from server, discarding newline, for chat, will go away */
273 void CtdlIPC_chat_recv(CtdlIPC* ipc, char *buf);
274 /* Write a line to server, adding newline, for chat, will go away */
275 void CtdlIPC_chat_send(CtdlIPC* ipc, const char *buf);
278 char RRname[ROOMNAMELEN]; /* Name of room */
279 long RRunread; /* Number of unread messages */
280 long RRtotal; /* Total number of messages in room */
281 char RRinfoupdated; /* Nonzero if info was updated */
282 unsigned RRflags; /* Various flags (see LKRN) */
283 unsigned RRflags2; /* Various flags (see LKRN) */
284 long RRhighest; /* Highest message number in room */
285 long RRlastread; /* Highest message user has read */
286 char RRismailbox; /* Is this room a mailbox room? */
287 char RRaide; /* User can do aide commands in room */
288 long RRnewmail; /* Number of new mail messages */
289 char RRfloor; /* Which floor this room is on */
290 char RRcurrentview; /* The user's current view for this room */
291 char RRdefaultview; /* The default view for this room */
297 char number[16]; /* part number */
298 char name[PATH_MAX]; /* Name */
299 char filename[PATH_MAX]; /* Suggested filename */
300 char mimetype[SIZ]; /* MIME type */
301 char disposition[SIZ]; /* Content disposition */
302 unsigned long length; /* Content length */
306 struct ctdlipcmessage {
307 char msgid[SIZ]; /* Original message ID */
308 char path[SIZ]; /* Return path to sender */
309 char zaps[SIZ]; /* Message ID that this supersedes */
310 char subject[SIZ]; /* Message subject */
311 char email[SIZ]; /* Email address of sender */
312 char author[SIZ]; /* Sender of message */
313 char recipient[SIZ]; /* Recipient of message */
314 char room[SIZ]; /* Originating room */
315 struct parts *attachments; /* Available attachments */
316 char *text; /* Message text */
317 int type; /* Message type */
318 time_t time; /* Time message was posted */
319 char nhdr; /* Suppress message header? */
320 char anonymous; /* An anonymous message */
321 char mime_chosen[SIZ]; /* Chosen MIME part to output */
322 char content_type[SIZ]; /* How would you like that? */
323 char references[SIZ]; /* Thread references */
324 int is_local; /* Nonzero if the message originated on the local system */
329 char remote_name[PATH_MAX]; /* Filename on server */
330 char local_name[PATH_MAX]; /* Filename on client */
331 char description[80]; /* Description on server */
332 FILE *local_fd; /* Open file on client */
333 size_t size; /* Size of file in octets */
334 unsigned int upload:1; /* uploading? 0 if downloading */
335 unsigned int complete:1; /* Transfer has finished? */
340 long newmail; /* Number of new Mail messages */
341 char needregis; /* Nonzero if user needs to register */
342 char needvalid; /* Nonzero if users need validation */
347 SubscribedRoomsWithNewMessages,
348 SubscribedRoomsWithNoNewMessages,
363 enum MessageDirection {
367 extern char file_citadel_rc[PATH_MAX];
368 extern char file_citadel_config[PATH_MAX];
370 /* Shared Diffie-Hellman parameters */
371 #define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
374 #define CIT_CIPHERS "ALL:RC4+RSA:+SSLv2:+TLSv1:!MD5:@STRENGTH" /* see ciphers(1) */
376 int CtdlIPCNoop(CtdlIPC *ipc);
377 int CtdlIPCEcho(CtdlIPC *ipc, const char *arg, char *cret);
378 int CtdlIPCQuit(CtdlIPC *ipc);
379 int CtdlIPCLogout(CtdlIPC *ipc);
380 int CtdlIPCTryLogin(CtdlIPC *ipc, const char *username, char *cret);
381 int CtdlIPCTryPassword(CtdlIPC *ipc, const char *passwd, char *cret);
382 int CtdlIPCTryApopPassword(CtdlIPC *ipc, const char *response, char *cret);
383 int CtdlIPCCreateUser(CtdlIPC *ipc, const char *username, int selfservice, char *cret);
384 int CtdlIPCChangePassword(CtdlIPC *ipc, const char *passwd, char *cret);
385 int CtdlIPCKnownRooms(CtdlIPC *ipc, enum RoomList which, int floor, struct march **listing, char *cret);
386 int CtdlIPCGetConfig(CtdlIPC *ipc, struct ctdluser **uret, char *cret);
387 int CtdlIPCSetConfig(CtdlIPC *ipc, struct ctdluser *uret, char *cret);
388 int CtdlIPCGotoRoom(CtdlIPC *ipc, const char *room, const char *passwd, struct ctdlipcroom **rret, char *cret);
389 int CtdlIPCGetMessages(CtdlIPC *ipc, enum MessageList which, int whicharg, const char *mtemplate, unsigned long **mret, char *cret);
390 int CtdlIPCGetSingleMessage(CtdlIPC *ipc, long msgnum, int headers, int as_mime, struct ctdlipcmessage **mret, char *cret);
391 int CtdlIPCWhoKnowsRoom(CtdlIPC *ipc, char **listing, char *cret);
392 int CtdlIPCServerInfo(CtdlIPC *ipc, char *cret);
393 int CtdlIPCReadDirectory(CtdlIPC *ipc, char **listing, char *cret);
394 int CtdlIPCSetLastRead(CtdlIPC *ipc, long msgnum, char *cret);
395 int CtdlIPCInviteUserToRoom(CtdlIPC *ipc, const char *username, char *cret);
396 int CtdlIPCKickoutUserFromRoom(CtdlIPC *ipc, const char *username, char *cret);
397 int CtdlIPCGetRoomAttributes(CtdlIPC *ipc, struct ctdlroom **qret, char *cret);
398 int CtdlIPCSetRoomAttributes(CtdlIPC *ipc, int forget, struct ctdlroom *qret, char *cret);
399 int CtdlIPCGetRoomAide(CtdlIPC *ipc, char *cret);
400 int CtdlIPCSetRoomAide(CtdlIPC *ipc, const char *username, char *cret);
401 int CtdlIPCPostMessage(CtdlIPC *ipc, int flag, int *subject_required, struct ctdlipcmessage *mr, char *cret);
402 int CtdlIPCRoomInfo(CtdlIPC *ipc, char **iret, char *cret);
403 int CtdlIPCDeleteMessage(CtdlIPC *ipc, long msgnum, char *cret);
404 int CtdlIPCMoveMessage(CtdlIPC *ipc, int copy, long msgnum, const char *destroom, char *cret);
405 int CtdlIPCDeleteRoom(CtdlIPC *ipc, int for_real, char *cret);
406 int CtdlIPCCreateRoom(CtdlIPC *ipc, int for_real, const char *roomname, int type, const char *password, int floor, char *cret);
407 int CtdlIPCForgetRoom(CtdlIPC *ipc, char *cret);
408 int CtdlIPCSystemMessage(CtdlIPC *ipc, const char *message, char **mret, char *cret);
409 int CtdlIPCNextUnvalidatedUser(CtdlIPC *ipc, char *cret);
410 int CtdlIPCGetUserRegistration(CtdlIPC *ipc, const char *username, char **rret, char *cret);
411 int CtdlIPCValidateUser(CtdlIPC *ipc, const char *username, int axlevel, char *cret);
412 int CtdlIPCSetRoomInfo(CtdlIPC *ipc, int for_real, const char *info, char *cret);
413 int CtdlIPCUserListing(CtdlIPC *ipc, char *searchstring, char **list, char *cret);
414 int CtdlIPCSetRegistration(CtdlIPC *ipc, const char *info, char *cret);
415 int CtdlIPCMiscCheck(CtdlIPC *ipc, struct ctdlipcmisc *chek, char *cret);
416 int CtdlIPCDeleteFile(CtdlIPC *ipc, const char *filename, char *cret);
417 int CtdlIPCMoveFile(CtdlIPC *ipc, const char *filename, const char *destroom, char *cret);
418 int CtdlIPCNetSendFile(CtdlIPC *ipc, const char *filename, const char *destnode, char *cret);
419 int CtdlIPCOnlineUsers(CtdlIPC *ipc, char **listing, time_t *stamp, char *cret);
420 int CtdlIPCFileDownload(CtdlIPC *ipc, const char *filename, void **buf, size_t resume, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
421 int CtdlIPCAttachmentDownload(CtdlIPC *ipc, long msgnum, const char *part, void **buf, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
422 int CtdlIPCImageDownload(CtdlIPC *ipc, const char *filename, void **buf, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
423 int CtdlIPCFileUpload(CtdlIPC *ipc, const char *save_as, const char *comment, const char *path, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
424 int CtdlIPCImageUpload(CtdlIPC *ipc, int for_real, const char *path, const char *save_as, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
425 int CtdlIPCQueryUsername(CtdlIPC *ipc, const char *username, char *cret);
426 int CtdlIPCFloorListing(CtdlIPC *ipc, char **listing, char *cret);
427 int CtdlIPCCreateFloor(CtdlIPC *ipc, int for_real, const char *name, char *cret);
428 int CtdlIPCDeleteFloor(CtdlIPC *ipc, int for_real, int floornum, char *cret);
429 int CtdlIPCEditFloor(CtdlIPC *ipc, int floornum, const char *floorname, char *cret);
430 int CtdlIPCIdentifySoftware(CtdlIPC *ipc, int developerid, int clientid, int revision, const char *software_name, const char *hostname, char *cret);
431 int CtdlIPCSendInstantMessage(CtdlIPC *ipc, const char *username, const char *text, char *cret);
432 int CtdlIPCGetInstantMessage(CtdlIPC *ipc, char **listing, char *cret);
433 int CtdlIPCEnableInstantMessageReceipt(CtdlIPC *ipc, int mode, char *cret);
434 int CtdlIPCSetBio(CtdlIPC *ipc, char *bio, char *cret);
435 int CtdlIPCGetBio(CtdlIPC *ipc, const char *username, char **listing, char *cret);
436 int CtdlIPCListUsersWithBios(CtdlIPC *ipc, char **listing, char *cret);
437 int CtdlIPCStealthMode(CtdlIPC *ipc, int mode, char *cret);
438 int CtdlIPCTerminateSession(CtdlIPC *ipc, int sid, char *cret);
439 int CtdlIPCTerminateServerNow(CtdlIPC *ipc, char *cret);
440 int CtdlIPCTerminateServerScheduled(CtdlIPC *ipc, int mode, char *cret);
441 int CtdlIPCEnterSystemMessage(CtdlIPC *ipc, const char *filename, const char *text, char *cret);
442 time_t CtdlIPCServerTime(CtdlIPC *ipc, char *crert);
443 int CtdlIPCAideGetUserParameters(CtdlIPC *ipc, const char *who, struct ctdluser **uret, char *cret);
444 int CtdlIPCAideGetEmailAddresses(CtdlIPC *ipc, const char *who, char *, char *cret);
445 int CtdlIPCAideSetUserParameters(CtdlIPC *ipc, const struct ctdluser *uret, char *cret);
446 int CtdlIPCAideSetEmailAddresses(CtdlIPC *ipc, const char *who, char *emailaddrs, char *cret);
447 int CtdlIPCRenameUser(CtdlIPC *ipc, char *oldname, char *newname, char *cret);
448 int CtdlIPCGetMessageExpirationPolicy(CtdlIPC *ipc, GPEXWhichPolicy which, struct ExpirePolicy **policy, char *cret);
449 int CtdlIPCSetMessageExpirationPolicy(CtdlIPC *ipc, int which, struct ExpirePolicy *policy, char *cret);
450 int CtdlIPCGetSystemConfig(CtdlIPC *ipc, char **listing, char *cret);
451 int CtdlIPCSetSystemConfig(CtdlIPC *ipc, const char *listing, char *cret);
452 int CtdlIPCGetSystemConfigByType(CtdlIPC *ipc, const char *mimetype, char **listing, char *cret);
453 int CtdlIPCSetSystemConfigByType(CtdlIPC *ipc, const char *mimetype, const char *listing, char *cret);
454 int CtdlIPCGetRoomNetworkConfig(CtdlIPC *ipc, char **listing, char *cret);
455 int CtdlIPCSetRoomNetworkConfig(CtdlIPC *ipc, const char *listing, char *cret);
456 int CtdlIPCRequestClientLogout(CtdlIPC *ipc, int session, char *cret);
457 int CtdlIPCSetMessageSeen(CtdlIPC *ipc, long msgnum, int seen, char *cret);
458 int CtdlIPCStartEncryption(CtdlIPC *ipc, char *cret);
459 int CtdlIPCDirectoryLookup(CtdlIPC *ipc, const char *address, char *cret);
460 int CtdlIPCSpecifyPreferredFormats(CtdlIPC *ipc, char *cret, char *formats);
461 int CtdlIPCInternalProgram(CtdlIPC *ipc, int secret, char *cret);
463 /* ************************************************************************** */
464 /* Stuff below this line is not for public consumption */
465 /* ************************************************************************** */
467 char *CtdlIPCReadListing(CtdlIPC *ipc, char *dest);
468 int CtdlIPCSendListing(CtdlIPC *ipc, const char *listing);
469 size_t CtdlIPCPartialRead(CtdlIPC *ipc, void **buf, size_t offset, size_t bytes, char *cret);
470 int CtdlIPCEndUpload(CtdlIPC *ipc, int discard, char *cret);
471 int CtdlIPCWriteUpload(CtdlIPC *ipc, FILE *uploadFP, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
472 int CtdlIPCEndDownload(CtdlIPC *ipc, char *cret);
473 int CtdlIPCReadDownload(CtdlIPC *ipc, void **buf, size_t bytes, size_t resume, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
474 int CtdlIPCHighSpeedReadDownload(CtdlIPC *ipc, void **buf, size_t bytes, size_t resume, void (*progress_gauge_callback)(CtdlIPC*, unsigned long, unsigned long), char *cret);
475 int CtdlIPCGenericCommand(CtdlIPC *ipc, const char *command, const char *to_send, size_t bytes_to_send, char **to_receive, size_t *bytes_to_receive, char *proto_response);
478 int starttls(CtdlIPC *ipc);
479 void setCryptoStatusHook(void (*hook)(char *s));
480 void CtdlIPC_SetNetworkStatusCallback(CtdlIPC *ipc, void (*hook)(int state));
481 extern int (*error_printf)(char *s, ...);
482 void setIPCDeathHook(void (*hook)(void));
483 void setIPCErrorPrintf(int (*func)(char *s, ...));
484 void connection_died(CtdlIPC* ipc, int using_ssl);
485 void CtdlIPC_lock(CtdlIPC *ipc);
486 void CtdlIPC_unlock(CtdlIPC *ipc);
487 char *libcitadelclient_version_string(void);
488 void chatmode(CtdlIPC *ipc);
489 void page_user(CtdlIPC *ipc);
490 void quiet_mode(CtdlIPC *ipc);
491 void stealth_mode(CtdlIPC *ipc);
492 extern char last_paged[];
494 void determine_pwfilename(char *pwfile, size_t n);
495 void get_stored_password( char *host, char *port, char *username, char *password);
496 void set_stored_password( char *host, char *port, char *username, char *password);
497 void offer_to_remember_password(CtdlIPC *ipc, char *host, char *port, char *username, char *password);
499 void load_command_set(void);
500 void stty_ctdl(int cmd);
501 void newprompt(char *prompt, char *str, int len);
502 void strprompt(char *prompt, char *str, int len);
503 int boolprompt(char *prompt, int prev_val);
504 int intprompt(char *prompt, int ival, int imin, int imax);
505 int fmout(int width, FILE *fpin, char *text, FILE *fpout, int subst);
506 int getcmd(CtdlIPC *ipc, char *argbuf);
507 void display_help(CtdlIPC *ipc, char *name);
508 void color(int colornum);
509 void cls(int colornum);
510 void send_ansi_detect(void);
511 void look_for_ansi(void);
513 void set_keepalives(int s);
514 extern int enable_color;
518 char keymenu(char *menuprompt, char *menustring);
519 void async_ka_start(void);
520 void async_ka_end(void);
521 int checkpagin(int lp, unsigned int pagin, unsigned int height);
522 char was_a_key_pressed(void);
525 void pprintf(const char *format, ...) __attribute__((__format__(__printf__,1,2)));
527 void pprintf(const char *format, ...);
531 extern char rc_url_cmd[SIZ];
532 extern char rc_open_cmd[SIZ];
533 extern char rc_gotmail_cmd[SIZ];
534 extern int lines_printed;
535 extern int rc_remember_passwords;
546 void MD5Init(struct MD5Context *context);
547 void MD5Update(struct MD5Context *context, unsigned char const *buf, unsigned len);
548 void MD5Final(unsigned char digest[16], struct MD5Context *context);
549 void MD5Transform(uint32_t buf[4], uint32_t const in[16]);
550 char *make_apop_string(char *realpass, char *nonce, char *buffer, size_t n);
553 * This is needed to make RSAREF happy on some MS-DOS compilers.
556 typedef struct MD5Context MD5_CTX;
559 #define MD5_DIGEST_LEN 16
560 #define MD5_HEXSTRING_SIZE 33
565 #define MAXURLS 50 // Max embedded URL's per message (oooh, can we use our elastic array class here?)
567 extern char urls[MAXURLS][SIZ];
569 int ka_system(char *shc);
570 int entmsg(CtdlIPC *ipc, int is_reply, int c, int masquerade);
571 void readmsgs(CtdlIPC *ipc, enum MessageList c, enum MessageDirection rdir, int q);
572 void edit_system_message(CtdlIPC *ipc, char *which_message);
573 pid_t ka_wait(int *kstatus);
574 void list_urls(CtdlIPC *ipc);
575 int client_make_message(CtdlIPC *ipc,
576 char *filename, /* temporary file name */
577 char *recipient, /* NULL if it's not mail */
578 int anon_type, /* see MES_ types in header file */
584 void citedit(FILE *);
585 char *load_message_from_file(FILE *src);
586 int file_checksum(char *filename);
587 void listzrooms(CtdlIPC *ipc);
588 void readinfo(CtdlIPC *ipc);
589 void forget(CtdlIPC *ipc);
590 void entroom(CtdlIPC *ipc);
591 void killroom(CtdlIPC *ipc);
592 void invite(CtdlIPC *ipc);
593 void kickout(CtdlIPC *ipc);
594 void editthisroom(CtdlIPC *ipc);
595 void roomdir(CtdlIPC *ipc);
596 void download(CtdlIPC *ipc, int proto);
597 void ungoto(CtdlIPC *ipc);
598 void dotungoto(CtdlIPC *ipc, char *towhere);
599 void whoknows(CtdlIPC *ipc);
600 void enterinfo(CtdlIPC *ipc);
601 void knrooms(CtdlIPC *ipc, int kn_floor_mode);
602 void dotknown(CtdlIPC *ipc, int what, char *match);
603 void load_floorlist(CtdlIPC *ipc);
604 void create_floor(CtdlIPC *ipc);
605 void edit_floor(CtdlIPC *ipc);
606 void kill_floor(CtdlIPC *ipc);
607 void enter_bio(CtdlIPC *ipc);
608 int save_buffer(void *file, size_t filelen, const char *pathname);
609 void destination_directory(char *dest, const char *supplied_filename);
610 void do_edit(CtdlIPC *ipc, char *desc, char *read_cmd, char *check_cmd, char *write_cmd);
614 * This struct holds a list of rooms for client display.
617 struct ctdlroomlisting {
618 struct ctdlroomlisting *lnext;
619 struct ctdlroomlisting *rnext;
620 char rlname[ROOMNAMELEN];
634 void updatels(CtdlIPC *ipc);
635 void updatelsa(CtdlIPC *ipc);
636 void movefile(CtdlIPC *ipc);
637 void deletefile(CtdlIPC *ipc);
638 void netsendfile(CtdlIPC *ipc);
639 void entregis(CtdlIPC *ipc);
641 void upload(CtdlIPC *ipc, int c);
642 void cli_upload(CtdlIPC *ipc);
643 void validate(CtdlIPC *ipc);
644 void read_bio(CtdlIPC *ipc);
645 void cli_image_upload(CtdlIPC *ipc, char *keyname);
646 int room_prompt(unsigned int qrflags);
647 int val_user(CtdlIPC *ipc, char *user, int do_validate);
649 void edituser(CtdlIPC *ipc, int cmd);
650 void interr(int errnum);
651 int struncmp(char *lstr, char *rstr, int len);
652 int pattern(char *search, char *patn);
653 void enter_config(CtdlIPC* ipc, int mode);
654 void locate_host(CtdlIPC* ipc, char *hbuf);
655 void misc_server_cmd(CtdlIPC *ipc, char *cmd);
656 int nukedir(char *dirname);
657 void strproc(char *string);
658 void back(int spaces);
659 void progress(CtdlIPC* ipc, unsigned long curr, unsigned long cmax);
660 int set_attr(CtdlIPC *ipc, unsigned int sval, char *prompt, unsigned int sbit, int backwards);
662 void screen_new(void);
663 int scr_printf(char *fmt, ...);
664 #define SCR_NOBLOCK 0
666 int scr_getc(int delay);
668 void scr_flush(void);
669 int scr_blockread(void);
670 void scr_winch(int signum);
671 void wait_indicator(int state);
672 void ctdl_beep(void);
673 void scr_wait_indicator(int);
674 extern char status_line[];
675 extern void check_screen_dims(void);
676 extern int screenwidth;
677 extern int screenheight;
678 void do_internet_configuration(CtdlIPC *ipc);
679 void network_config_management(CtdlIPC *ipc, char *entrytype, char *comment);
680 void do_pop3client_configuration(CtdlIPC *ipc);
681 void do_rssclient_configuration(CtdlIPC *ipc);
682 void do_system_configuration(CtdlIPC *ipc);
683 extern char editor_path[PATH_MAX];
684 extern int enable_status_line;