source: owl.h @ 27f6487

release-1.10release-1.4release-1.5release-1.6release-1.7release-1.8release-1.9
Last change on this file since 27f6487 was 0e5afa2, checked in by Anders Kaseorg <andersk@mit.edu>, 15 years ago
Use pid_t type for pids. Signed-off-by: Anders Kaseorg <andersk@mit.edu>
  • Property mode set to 100644
File size: 17.0 KB
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1/*  Copyright (c) 2006-2009 The BarnOwl Developers. All rights reserved.
2 *  Copyright (c) 2004 James Kretchmar. All rights reserved.
3 *
4 *  This program is free software. You can redistribute it and/or
5 *  modify under the terms of the Sleepycat License. See the COPYING
6 *  file included with the distribution for more information.
7 */
8
9#ifndef INC_OWL_H
10#define INC_OWL_H
11
12#ifndef OWL_PERL
13#include <curses.h>
14#endif
15#include <sys/param.h>
16#include <EXTERN.h>
17#include <netdb.h>
18#include <regex.h>
19#include <time.h>
20#include <signal.h>
21#include <termios.h>
22#include "libfaim/aim.h"
23#include <wchar.h>
24#include "config.h"
25#include "glib.h"
26#ifdef HAVE_LIBZEPHYR
27#include <zephyr/zephyr.h>
28#endif
29#ifdef HAVE_COM_ERR_H
30#include <com_err.h>
31#endif
32
33/* Perl and curses don't play nice. */
34#ifdef OWL_PERL
35typedef void WINDOW;
36/* logout is defined in FreeBSD. */
37#define logout logout_
38/* aim.h defines bool */
39#define HAS_BOOL
40#include <perl.h>
41#include "owl_perl.h"
42#undef logout
43#include "XSUB.h"
44#else
45typedef void SV;
46#endif
47
48#define OWL_VERSION_STRING PACKAGE_VERSION
49
50/* Feature that is being tested to redirect stderr through a pipe.
51 * There may still be some portability problems with this. */
52#define OWL_STDERR_REDIR 1
53
54#define OWL_DEBUG 0
55#define OWL_DEBUG_FILE "/var/tmp/owldebug"
56
57#define OWL_CONFIG_DIR "/.owl"             /* this is relative to the user's home directory */
58#define OWL_STARTUP_FILE "/.owl/startup"   /* this is relative to the user's home directory */
59
60#define OWL_FMTEXT_ATTR_NONE      0
61#define OWL_FMTEXT_ATTR_BOLD      1
62#define OWL_FMTEXT_ATTR_REVERSE   2
63#define OWL_FMTEXT_ATTR_UNDERLINE 4
64
65#define OWL_FMTEXT_UC_BASE 0x100000 /* Unicode Plane 16 - Supplementary Private Use Area-B*/
66#define OWL_FMTEXT_UC_ATTR ( OWL_FMTEXT_UC_BASE | 0x800 )
67#define OWL_FMTEXT_UC_ATTR_MASK 0x7
68#define OWL_FMTEXT_UC_COLOR_BASE ( OWL_FMTEXT_UC_BASE | 0x400 )
69#define OWL_FMTEXT_UC_FGCOLOR OWL_FMTEXT_UC_COLOR_BASE
70#define OWL_FMTEXT_UC_BGCOLOR ( OWL_FMTEXT_UC_COLOR_BASE | 0x200 )
71#define OWL_FMTEXT_UC_DEFAULT_COLOR 0x100
72#define OWL_FMTEXT_UC_FGDEFAULT ( OWL_FMTEXT_UC_FGCOLOR | OWL_FMTEXT_UC_DEFAULT_COLOR )
73#define OWL_FMTEXT_UC_BGDEFAULT ( OWL_FMTEXT_UC_BGCOLOR | OWL_FMTEXT_UC_DEFAULT_COLOR )
74#define OWL_FMTEXT_UC_COLOR_MASK 0xFF
75#define OWL_FMTEXT_UC_ALLCOLOR_MASK ( OWL_FMTEXT_UC_COLOR_MASK | OWL_FMTEXT_UC_DEFAULT_COLOR | 0x200)
76#define OWL_FMTEXT_UC_STARTBYTE_UTF8 '\xf4'
77
78#define OWL_FMTEXT_UTF8_ATTR_NONE "\xf4\x80\xa0\x80"
79#define OWL_FMTEXT_UTF8_FGDEFAULT "\xf4\x80\x94\x80"
80#define OWL_FMTEXT_UTF8_BGDEFAULT "\xf4\x80\x9C\x80"
81
82#define OWL_COLOR_BLACK     0
83#define OWL_COLOR_RED       1
84#define OWL_COLOR_GREEN     2
85#define OWL_COLOR_YELLOW    3
86#define OWL_COLOR_BLUE      4
87#define OWL_COLOR_MAGENTA   5
88#define OWL_COLOR_CYAN      6
89#define OWL_COLOR_WHITE     7
90#define OWL_COLOR_DEFAULT   -1
91#define OWL_COLOR_INVALID   -2
92
93#define OWL_EDITWIN_STYLE_MULTILINE 0
94#define OWL_EDITWIN_STYLE_ONELINE   1
95
96#define OWL_PROTOCOL_ZEPHYR         0
97#define OWL_PROTOCOL_AIM            1
98#define OWL_PROTOCOL_JABBER         2
99#define OWL_PROTOCOL_ICQ            3
100#define OWL_PROTOCOL_YAHOO          4
101#define OWL_PROTOCOL_MSN            5
102
103#define OWL_MESSAGE_DIRECTION_NONE  0
104#define OWL_MESSAGE_DIRECTION_IN    1
105#define OWL_MESSAGE_DIRECTION_OUT   2
106
107#define OWL_MUX_READ   1
108#define OWL_MUX_WRITE  2
109#define OWL_MUX_EXCEPT 4
110
111#define OWL_DIRECTION_NONE      0
112#define OWL_DIRECTION_DOWNWARDS 1
113#define OWL_DIRECTION_UPWARDS   2
114
115#define OWL_LOGGING_DIRECTION_BOTH 0
116#define OWL_LOGGING_DIRECTION_IN   1
117#define OWL_LOGGING_DIRECTION_OUT  2
118
119#define OWL_SCROLLMODE_NORMAL      0
120#define OWL_SCROLLMODE_TOP         1
121#define OWL_SCROLLMODE_NEARTOP     2
122#define OWL_SCROLLMODE_CENTER      3
123#define OWL_SCROLLMODE_PAGED       4
124#define OWL_SCROLLMODE_PAGEDCENTER 5
125
126#define OWL_TAB               3  /* This *HAS* to be the size of TABSTR below */
127#define OWL_TABSTR        "   "
128#define OWL_MSGTAB            7
129#define OWL_TYPWIN_SIZE       8
130#define OWL_HISTORYSIZE       50
131
132/* Indicate current state, as well as what is allowed */
133#define OWL_CTX_ANY          0xffff
134/* Only one of these may be active at a time... */
135#define OWL_CTX_MODE_BITS    0x000f
136#define OWL_CTX_STARTUP      0x0001
137#define OWL_CTX_READCONFIG   0x0002
138#define OWL_CTX_INTERACTIVE  0x0004
139/* Only one of these may be active at a time... */
140#define OWL_CTX_ACTIVE_BITS  0xfff0
141#define OWL_CTX_POPWIN       0x00f0
142#define OWL_CTX_POPLESS      0x0010
143#define OWL_CTX_RECWIN       0x0f00
144#define OWL_CTX_RECV         0x0100
145#define OWL_CTX_TYPWIN       0xf000
146#define OWL_CTX_EDIT         0x7000
147#define OWL_CTX_EDITLINE     0x1000
148#define OWL_CTX_EDITMULTI    0x2000
149#define OWL_CTX_EDITRESPONSE 0x4000
150
151#define OWL_USERCLUE_NONE       0
152#define OWL_USERCLUE_CLASSES    1
153#define OWL_USERCLUE_FOOBAR     2
154#define OWL_USERCLUE_BAZ        4
155
156#define OWL_WEBBROWSER_NONE     0
157#define OWL_WEBBROWSER_NETSCAPE 1
158#define OWL_WEBBROWSER_GALEON   2
159#define OWL_WEBBROWSER_OPERA    3
160
161#define OWL_VARIABLE_OTHER      0
162#define OWL_VARIABLE_INT        1
163#define OWL_VARIABLE_BOOL       2
164#define OWL_VARIABLE_STRING     3
165
166#define OWL_FILTER_MAX_DEPTH    300
167
168#define OWL_KEYMAP_MAXSTACK     20
169
170#define OWL_KEYBINDING_COMMAND  1   /* command string */
171#define OWL_KEYBINDING_FUNCTION 2   /* function taking no args */
172
173#define OWL_DEFAULT_ZAWAYMSG    "I'm sorry, but I am currently away from the terminal and am\nnot able to receive your message.\n"
174#define OWL_DEFAULT_AAWAYMSG    "I'm sorry, but I am currently away from the terminal and am\nnot able to receive your message.\n"
175
176#define OWL_CMD_ALIAS_SUMMARY_PREFIX "command alias to: "
177
178#define OWL_WEBZEPHYR_PRINCIPAL "daemon.webzephyr"
179#define OWL_WEBZEPHYR_CLASS     "webzephyr"
180#define OWL_WEBZEPHYR_OPCODE    "webzephyr"
181
182#define OWL_REGEX_QUOTECHARS    "+*.?[]^\\${}()"
183#define OWL_REGEX_QUOTEWITH     "\\"
184
185#if defined(HAVE_DES_STRING_TO_KEY) && defined(HAVE_DES_KEY_SCHED) && defined(HAVE_DES_ECB_ENCRYPT)
186#define OWL_ENABLE_ZCRYPT 1
187#endif
188
189#define OWL_META(key) ((key)|010000)
190/* OWL_CTRL is definied in kepress.c */
191
192#define LINE 2048
193
194#ifdef HAVE_LIBZEPHYR
195/* libzephyr doesn't use const, so we appease the type system with this cast. */
196static inline char *zstr(const char *str)
197{
198  return (char *)str;
199}
200#endif
201
202/* Convert char *const * into const char *const *.  This conversion is safe,
203 * and implicit in C++ (conv.qual 4) but for some reason not in C. */
204static inline const char *const *strs(char *const *pstr)
205{
206  return (const char *const *)pstr;
207}
208
209typedef struct _owl_variable {
210  char *name;
211  int   type;  /* OWL_VARIABLE_* */
212  void *pval_default;  /* for types other and string */
213  int   ival_default;  /* for types int and bool     */
214  char *validsettings;          /* documentation of valid settings */
215  char *summary;                /* summary of usage */
216  char *description;            /* detailed description */
217  void *val;                    /* current value */
218  int  (*validate_fn)(const struct _owl_variable *v, const void *newval);
219                                /* returns 1 if newval is valid */
220  int  (*set_fn)(struct _owl_variable *v, const void *newval); 
221                                /* sets the variable to a value
222                                 * of the appropriate type.
223                                 * unless documented, this
224                                 * should make a copy.
225                                 * returns 0 on success. */
226  int  (*set_fromstring_fn)(struct _owl_variable *v, const char *newval);
227                                /* sets the variable to a value
228                                 * of the appropriate type.
229                                 * unless documented, this
230                                 * should make a copy.
231                                 * returns 0 on success. */
232  const void *(*get_fn)(const struct _owl_variable *v);
233                                /* returns a reference to the current value.
234                                 * WARNING:  this approach is hard to make
235                                 * thread-safe... */
236  int  (*get_tostring_fn)(const struct _owl_variable *v, 
237                          char *buf, int bufsize, const void *val); 
238                                /* converts val to a string
239                                 * and puts into buf */
240  void  (*free_fn)(struct _owl_variable *v);
241                                /* frees val as needed */
242} owl_variable;
243
244typedef struct _owl_input {
245  int ch;
246  gunichar uch;
247} owl_input;
248
249typedef struct _owl_fmtext {
250  int textlen;
251  int bufflen;
252  char *textbuff;
253  char default_attrs;
254  short default_fgcolor;
255  short default_bgcolor;
256} owl_fmtext;
257
258typedef struct _owl_list {
259  int size;
260  int avail;
261  void **list;
262} owl_list;
263
264typedef struct _owl_dict_el {
265  char *k;                      /* key   */
266  void *v;                      /* value */
267} owl_dict_el;
268
269typedef struct _owl_dict {
270  int size;
271  int avail;
272  owl_dict_el *els;             /* invariant: sorted by k */
273} owl_dict;
274typedef owl_dict owl_vardict;   /* dict of variables */
275typedef owl_dict owl_cmddict;   /* dict of commands */
276
277typedef struct _owl_context {
278  int   mode;
279  void *data;           /* determined by mode */
280} owl_context;
281
282typedef struct _owl_cmd {       /* command */
283  char *name;
284
285  char *summary;                /* one line summary of command */
286  char *usage;                  /* usage synopsis */
287  char *description;            /* long description of command */
288
289  int validctx;                 /* bitmask of valid contexts */
290
291  /* we should probably have a type here that says which of
292   * the following is valid, and maybe make the below into a union... */
293
294  /* Only one of these may be non-NULL ... */
295
296  char *cmd_aliased_to;         /* what this command is aliased to... */
297 
298  /* These don't take any context */
299  char *(*cmd_args_fn)(int argc, const char *const *argv, const char *buff); 
300                                /* takes argv and the full command as buff.
301                                 * caller must free return value if !NULL */
302  void (*cmd_v_fn)(void);       /* takes no args */
303  void (*cmd_i_fn)(int i);      /* takes an int as an arg */
304
305  /* The following also take the active context if it's valid */
306  char *(*cmd_ctxargs_fn)(void *ctx, int argc, const char *const *argv, const char *buff); 
307                                /* takes argv and the full command as buff.
308                                 * caller must free return value if !NULL */
309  void (*cmd_ctxv_fn)(void *ctx);               /* takes no args */
310  void (*cmd_ctxi_fn)(void *ctx, int i);        /* takes an int as an arg */
311  SV *cmd_perl;                                /* Perl closure that takes a list of args */
312} owl_cmd;
313
314
315typedef struct _owl_zwrite {
316  char *class;
317  char *inst;
318  char *realm;
319  char *opcode;
320  char *zsig;
321  char *message;
322  owl_list recips;
323  int cc;
324  int noping;
325} owl_zwrite;
326
327typedef struct _owl_pair {
328  const char *key;
329  char *value;
330} owl_pair;
331
332struct _owl_fmtext_cache;
333
334typedef struct _owl_message {
335  int id;
336  int direction;
337#ifdef HAVE_LIBZEPHYR
338  ZNotice_t notice;
339#endif
340  struct _owl_fmtext_cache * fmtext;
341  int delete;
342  const char *hostname;
343  owl_list attributes;            /* this is a list of pairs */
344  char *timestr;
345  time_t time;
346} owl_message;
347
348#define OWL_FMTEXT_CACHE_SIZE 1000
349/* We cache the saved fmtexts for the last bunch of messages we
350   rendered */
351typedef struct _owl_fmtext_cache {
352    owl_message * message;
353    owl_fmtext fmtext;
354} owl_fmtext_cache;
355
356typedef struct _owl_style {
357  char *name;
358  SV *perlobj;
359} owl_style;
360
361typedef struct _owl_mainwin {
362  int curtruncated;
363  int lasttruncated;
364  int lastdisplayed;
365} owl_mainwin;
366
367typedef struct _owl_viewwin {
368  owl_fmtext fmtext;
369  int textlines;
370  int topline;
371  int rightshift;
372  int winlines, wincols;
373  WINDOW *curswin;
374  void (*onclose_hook) (struct _owl_viewwin *vwin, void *data);
375  void *onclose_hook_data;
376} owl_viewwin;
377 
378typedef struct _owl_popwin {
379  WINDOW *borderwin;
380  WINDOW *popwin;
381  int lines;
382  int cols;
383  int active;
384  int needsfirstrefresh;
385} owl_popwin;
386
387typedef struct _owl_messagelist {
388  owl_list list;
389} owl_messagelist;
390
391typedef struct _owl_regex {
392  int negate;
393  char *string;
394  regex_t re;
395} owl_regex;
396
397typedef struct _owl_filterelement {
398  int (*match_message)(const struct _owl_filterelement *fe, const owl_message *m);
399  /* Append a string representation of the filterelement onto buf*/
400  void (*print_elt)(const struct _owl_filterelement *fe, GString *buf);
401  /* Operands for and,or,not*/
402  struct _owl_filterelement *left, *right;
403  /* For regex filters*/
404  owl_regex re;
405  /* Used by regexes, filter references, and perl */
406  char *field;
407} owl_filterelement;
408
409typedef struct _owl_filter {
410  char *name;
411  owl_filterelement * root;
412  int fgcolor;
413  int bgcolor;
414  int cachedmsgid;  /* cached msgid: should move into view eventually */
415} owl_filter;
416
417typedef struct _owl_view {
418  char *name;
419  owl_filter *filter;
420  owl_messagelist ml;
421  const owl_style *style;
422} owl_view;
423
424typedef struct _owl_history {
425  owl_list hist;
426  int cur;
427  int touched;
428  int partial;
429  int repeats;
430} owl_history;
431
432typedef struct _owl_editwin owl_editwin;
433typedef struct _owl_editwin_excursion owl_editwin_excursion;
434
435typedef struct _owl_keybinding {
436  int  *keys;                   /* keypress stack */
437  int   len;                    /* length of stack */
438  int   type;                   /* command or function? */
439  char *desc;                   /* description (or "*user*") */
440  char *command;                /* command, if of type command */
441  void (*function_fn)(void);    /* function ptr, if of type function */
442} owl_keybinding;
443
444typedef struct _owl_keymap {
445  char     *name;               /* name of keymap */
446  char     *desc;               /* description */
447  owl_list  bindings;           /* key bindings */
448  const struct _owl_keymap *submap;     /* submap */
449  void (*default_fn)(owl_input j);      /* default action (takes a keypress) */
450  void (*prealways_fn)(owl_input  j);   /* always called before a keypress is received */
451  void (*postalways_fn)(owl_input  j);  /* always called after keypress is processed */
452} owl_keymap;
453
454typedef struct _owl_keyhandler {
455  owl_dict  keymaps;            /* dictionary of keymaps */
456  const owl_keymap *active;             /* currently active keymap */
457  int       in_esc;             /* escape pressed? */
458  int       kpstack[OWL_KEYMAP_MAXSTACK+1]; /* current stack of keypresses */
459  int       kpstackpos;         /* location in stack (-1 = none) */
460} owl_keyhandler;
461
462typedef struct _owl_buddy {
463  int proto;
464  char *name;
465  int isidle;
466  int idlesince;
467} owl_buddy;
468
469typedef struct _owl_buddylist {
470  owl_list buddies;
471} owl_buddylist;
472
473typedef struct _owl_zbuddylist {
474  owl_list zusers;
475} owl_zbuddylist;
476
477typedef struct _owl_timer {
478  time_t time;
479  int interval;
480  void (*callback)(struct _owl_timer *, void *);
481  void (*destroy)(struct _owl_timer *);
482  void *data;
483} owl_timer;
484
485typedef struct _owl_errqueue {
486  owl_list errlist;
487} owl_errqueue;
488
489typedef struct _owl_colorpair_mgr {
490  int next;
491  short **pairs;
492} owl_colorpair_mgr;
493
494typedef struct _owl_obarray {
495  owl_list strings;
496} owl_obarray;
497
498typedef struct _owl_dispatch {
499  int fd;                                 /* FD to watch for dispatch. */
500  int needs_gc;
501  void (*cfunc)(struct _owl_dispatch*);   /* C function to dispatch to. */
502  void (*destroy)(struct _owl_dispatch*); /* Destructor */
503  void *data;
504} owl_dispatch;
505
506typedef struct _owl_popexec {
507  int refcount;
508  owl_viewwin *vwin;
509  int winactive;
510  pid_t pid;                    /* or 0 if it has terminated */
511  owl_dispatch dispatch;
512} owl_popexec;
513
514typedef struct _owl_global {
515  owl_mainwin mw;
516  owl_popwin pw;
517  owl_history cmdhist;          /* command history */
518  owl_history msghist;          /* outgoing message history */
519  owl_keyhandler kh;
520  owl_list filterlist;
521  owl_list puntlist;
522  owl_vardict vars;
523  owl_cmddict cmds;
524  owl_context ctx;
525  owl_errqueue errqueue;
526  int lines, cols;
527  int curmsg, topmsg;
528  int markedmsgid;              /* for finding the marked message when it has moved. */
529  int curmsg_vert_offset;
530  owl_view current_view;
531  owl_messagelist msglist;
532  WINDOW *recwin, *sepwin, *msgwin, *typwin;
533  int needrefresh;
534  int rightshift;
535  int resizepending;
536  int recwinlines;
537  int typwinactive;
538  char *thishost;
539  char *homedir;
540  char *confdir;
541  char *startupfile;
542  int direction;
543  int zaway;
544  char *cur_zaway_msg;
545  int haveconfig;
546  int config_format;
547  void *buffercbdata;
548  owl_editwin *tw;
549  owl_viewwin vw;
550  void *perl;
551  int debug;
552  time_t starttime;
553  time_t lastinputtime;
554  char *startupargs;
555  int userclue;
556  int nextmsgid;
557  int hascolors;
558  int colorpairs;
559  owl_colorpair_mgr cpmgr;
560  pid_t newmsgproc_pid;
561  int malloced, freed;
562  owl_regex search_re;
563  aim_session_t aimsess;
564  aim_conn_t bosconn;
565  owl_timer aim_noop_timer;
566  owl_timer aim_ignorelogin_timer;
567  int aim_loggedin;         /* true if currently logged into AIM */
568  int aim_doprocessing;     /* true if we should process AIM events (like pending login) */
569  char *aim_screenname;     /* currently logged in AIM screen name */
570  char *aim_screenname_for_filters;     /* currently logged in AIM screen name */
571  owl_buddylist buddylist;  /* list of logged in AIM buddies */
572  owl_list messagequeue;    /* for queueing up aim and other messages */
573  owl_dict styledict;       /* global dictionary of available styles */
574  char *response;           /* response to the last question asked */
575  int havezephyr;
576  int haveaim;
577  int ignoreaimlogin;
578  int got_err_signal;       /* 1 if we got an unexpected signal */
579  siginfo_t err_signal_info;
580  owl_zbuddylist zbuddies;
581  owl_timer zephyr_buddycheck_timer;
582  struct termios startup_tio;
583  owl_obarray obarray;
584  owl_list dispatchlist;
585  GList *timerlist;
586  owl_timer *aim_nop_timer;
587  int load_initial_subs;
588  int interrupted;
589} owl_global;
590
591/* globals */
592extern owl_global g;
593
594#include "owl_prototypes.h"
595
596/* these are missing from the zephyr includes for some reason */
597#ifdef HAVE_LIBZEPHYR
598int ZGetSubscriptions(ZSubscription_t *, int *);
599int ZGetLocations(ZLocations_t *,int *);
600#endif
601
602#endif /* INC_OWL_H */
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