2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>
4 * Copyright (C) 2004 g10 Code GmbH
6 * This file is part of mutt-ng, see http://www.muttng.org/.
7 * It's licensed under the GNU General Public License,
8 * please see the file GPL in the top level source directory.
19 # include <unistd.h> /* needed for SEEK_SET */
22 # include <unix.h> /* needed for snprintf on QNX. */
24 #include <sys/types.h>
33 #if defined(HAVE_WCTYPE_H) && defined(HAVE_WC_FUNCS)
37 #ifndef _POSIX_PATH_MAX
38 #include <posix1_lim.h>
44 #include <lib-lib/buffer.h>
45 #include <lib-lib/hash.h>
46 #include <lib-lib/list.h>
48 #include <lib-mime/mime.h>
57 # define MB_LEN_MAX 16
60 # define MUTT_VERSION (VERSION)
62 /* nifty trick I stole from ELM 2.5alpha. */
65 #define INITVAL(x) = x
72 int ch; /* raw key pressed */
73 int op; /* function op */
76 /* flags for _mutt_system() */
77 #define M_DETACH_PROCESS 1 /* detach subprocess from group */
79 /* flags for mutt_FormatString() */
81 M_FORMAT_FORCESUBJ = (1 << 0), /* print the subject even if unchanged */
82 M_FORMAT_TREE = (1 << 1), /* draw the thread tree */
83 M_FORMAT_MAKEPRINT = (1 << 2), /* make sure that all chars are printable */
84 M_FORMAT_OPTIONAL = (1 << 3),
85 M_FORMAT_STAT_FILE = (1 << 4), /* used by mutt_attach_fmt */
86 M_FORMAT_ARROWCURSOR = (1 << 5), /* reserve space for arrow_cursor */
87 M_FORMAT_INDEX = (1 << 6) /* this is a main index entry */
90 /* types for mutt_add_hook() */
91 #define M_FOLDERHOOK 1
92 #define M_MBOXHOOK (1<<1)
93 #define M_SENDHOOK (1<<2)
94 #define M_FCCHOOK (1<<3)
95 #define M_SAVEHOOK (1<<4)
96 #define M_CHARSETHOOK (1<<5)
97 #define M_ICONVHOOK (1<<6)
98 #define M_MESSAGEHOOK (1<<7)
99 #define M_CRYPTHOOK (1<<8)
100 #define M_ACCOUNTHOOK (1<<9)
101 #define M_REPLYHOOK (1<<10)
102 #define M_SEND2HOOK (1<<11)
104 #define M_OPENHOOK (1<<12)
105 #define M_APPENDHOOK (1<<13)
106 #define M_CLOSEHOOK (1<<14)
108 /* tree characters for linearize_tree and print_enriched_string */
109 #define M_TREE_LLCORNER 1
110 #define M_TREE_ULCORNER 2
111 #define M_TREE_LTEE 3
112 #define M_TREE_HLINE 4
113 #define M_TREE_VLINE 5
114 #define M_TREE_SPACE 6
115 #define M_TREE_RARROW 7
116 #define M_TREE_STAR 8
117 #define M_TREE_HIDDEN 9
118 #define M_TREE_EQUALS 10
119 #define M_TREE_TTEE 11
120 #define M_TREE_BTEE 12
121 #define M_TREE_MISSING 13
122 #define M_TREE_MAX 14
124 #define M_THREAD_COLLAPSE (1<<0)
125 #define M_THREAD_UNCOLLAPSE (1<<1)
126 #define M_THREAD_GET_HIDDEN (1<<2)
127 #define M_THREAD_UNREAD (1<<3)
128 #define M_THREAD_NEXT_UNREAD (1<<4)
131 /* modes for mutt_view_attachment() */
136 /* action codes used by mutt_set_flag() and mutt_pattern_function() */
156 /* actions for mutt_pattern_comp/mutt_pattern_exec */
196 /* Options for Mailcap lookup */
202 /* options for socket code */
208 /* Options for mutt_save_attachment */
213 /* possible arguments to set_quadoption() */
221 /* quad-option vars */
235 OPT_PGPMIMEAUTO, /* ask to revert to PGP/MIME when inline fails */
243 #if defined(USE_SSL) || defined(USE_GNUTLS)
247 OPT_VERIFYSIG, /* verify PGP signatures */
253 OPT_FOLLOWUPTOPOSTER,
254 #endif /* USE_NNTP */
256 /* THIS MUST BE THE LAST VALUE. */
260 /* flags to ci_send_message() */
261 #define SENDREPLY (1<<0)
262 #define SENDGROUPREPLY (1<<1)
263 #define SENDLISTREPLY (1<<2)
264 #define SENDFORWARD (1<<3)
265 #define SENDPOSTPONED (1<<4)
266 #define SENDBATCH (1<<5)
267 #define SENDKEY (1<<6)
268 #define SENDRESEND (1<<7)
269 #define SENDNEWS (1<<8)
271 /* flags to _mutt_select_file() */
272 #define M_SEL_BUFFY (1<<0)
273 #define M_SEL_MULTI (1<<1)
274 #define M_SEL_FOLDER (1<<2)
276 /* flags for parse_spam_list */
321 #endif /* HAVE_QDBM */
329 OPTHIDETHREADSUBJECT,
332 OPTIGNORELISTREPLYTO,
333 OPTIMAPCHECKSUBSCRIBED,
338 #if defined(USE_SSL) || defined(USE_GNUTLS)
342 # endif /* !USE_GNUTLS */
346 #endif /* USE_SSL || USE_GNUTLS */
355 OPTMENUSCROLL, /* scroll menu instead of implicit next-page */
357 OPTMETAKEY, /* interpret ALT-x as ESC-x */
362 OPTMIMESUBJECT, /* encode subject line with RFC2047 */
409 #ifdef HAVE_GETADDRINFO
416 OPTWRITEBCC, /* write out a bcc header? */
418 OPTXMAILTO, /* 1 if $edit_header is forcebly set */
429 OPTCRYPTREPLYENCRYPT,
431 OPTCRYPTREPLYSIGNENCRYPTED,
435 OPTSDEFAULTDECRYPTKEY,
458 #endif /* USE_NNTP */
462 OPTAUXSORT, /* (pseudo) using auxillary sort function */
463 OPTFORCEREFRESH, /* (pseudo) refresh even during macros */
464 OPTLOCALES, /* (pseudo) set if user has valid locale definition */
465 OPTNOCURSES, /* (pseudo) when sending in batch mode */
466 OPTNEEDREDRAW, /* (pseudo) to notify caller of a submenu */
467 OPTSEARCHREVERSE, /* (pseudo) used by ci_search_command */
468 OPTMSGERR, /* (pseudo) used by mutt_error/mutt_message */
469 OPTSEARCHINVALID, /* (pseudo) used to invalidate the search pat */
470 OPTSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals () */
471 OPTSYSSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals_system () */
472 OPTNEEDRESORT, /* (pseudo) used to force a re-sort */
473 OPTRESORTINIT, /* (pseudo) used to force the next resort to be from scratch */
474 OPTVIEWATTACH, /* (pseudo) signals that we are viewing attachments */
475 OPTFORCEREDRAWINDEX, /* (pseudo) used to force a redraw in the main index */
476 OPTFORCEREDRAWPAGER, /* (pseudo) used to force a redraw in the pager */
477 OPTSORTSUBTHREADS, /* (pseudo) used when $sort_aux changes */
478 OPTNEEDRESCORE, /* (pseudo) set when the `score' command is used */
479 OPTATTACHMSG, /* (pseudo) used by attach-message */
480 OPTHIDEREAD, /* (pseudo) whether or not hide read messages */
481 OPTKEEPQUIET, /* (pseudo) shut up the message and refresh
482 * functions while we are executing an
485 OPTMENUCALLER, /* (pseudo) tell menu to give caller a take */
486 OPTREDRAWTREE, /* (pseudo) redraw the thread tree */
487 OPTPGPCHECKTRUST, /* (pseudo) used by pgp_select_key () */
488 OPTDONTHANDLEPGPKEYS, /* (pseudo) used to extract PGP keys */
489 OPTUNBUFFEREDINPUT, /* (pseudo) don't use key buffer */
492 OPTNEWS, /* (pseudo) used to change reader mode */
493 OPTNEWSSEND, /* (pseudo) used to change behavior when posting */
494 OPTNEWSCACHE, /* (pseudo) used to indicate if news cache exist */
496 OPTSHORTENHIERARCHY, /* set when to shorten "hierarchies" in the sidebar */
497 OPTSIDEBARNEWMAILONLY,
501 #define mutt_bit_alloc(n) calloc ((n + 7) / 8, sizeof (char))
502 #define mutt_bit_set(v,n) v[n/8] |= (1 << (n % 8))
503 #define mutt_bit_unset(v,n) v[n/8] &= ~(1 << (n % 8))
504 #define mutt_bit_toggle(v,n) v[n/8] ^= (1 << (n % 8))
505 #define mutt_bit_isset(v,n) (v[n/8] & (1 << (n % 8)))
507 #define set_option(x) mutt_bit_set(Options,x)
508 #define unset_option(x) mutt_bit_unset(Options,x)
509 #define toggle_option(x) mutt_bit_toggle(Options,x)
510 #define option(x) mutt_bit_isset(Options,x)
512 typedef struct spam_list_t {
516 struct spam_list_t *next;
520 #define mutt_new_spam_list() p_new(SPAM_LIST, 1)
521 void mutt_free_spam_list (SPAM_LIST **);
523 int mutt_matches_ignore (const char *, LIST *);
525 void mutt_init (int, LIST *);
527 /* Information that helps in determing the Content-* of an attachment */
528 typedef struct content {
529 long hibin; /* 8-bit characters */
530 long lobin; /* unprintable 7-bit chars (eg., control chars) */
531 long crlf; /* '\r' and '\n' characters */
532 long ascii; /* number of ascii chars */
533 long linemax; /* length of the longest line in the file */
534 unsigned int space:1; /* whitespace at the end of lines? */
535 unsigned int binary:1; /* long lines, or CR not in CRLF pair */
536 unsigned int from:1; /* has a line beginning with "From "? */
537 unsigned int dot:1; /* has a line consisting of a single dot? */
538 unsigned int cr:1; /* has CR, even when in a CRLF pair */
541 typedef struct body {
542 char *xtype; /* content-type if x-unknown */
543 char *subtype; /* content-type subtype */
544 PARAMETER *parameter; /* parameters of the content-type */
545 char *description; /* content-description */
546 char *form_name; /* Content-Disposition form-data name param */
547 off_t hdr_offset; /* offset in stream where the headers begin.
548 * this info is used when invoking metamail,
549 * where we need to send the headers of the
552 off_t offset; /* offset where the actual data begins */
553 off_t length; /* length (in bytes) of attachment */
554 char *filename; /* when sending a message, this is the file
555 * to which this structure refers
557 char *d_filename; /* filename to be used for the
558 * content-disposition header.
559 * If NULL, filename is used
562 char *file_charset; /* charset of attached file */
563 CONTENT *content; /* structure used to store detailed info about
564 * the content of the attachment. this is used
565 * to determine what content-transfer-encoding
566 * is required when sending mail.
568 struct body *next; /* next attachment in the list */
569 struct body *parts; /* parts of a multipart or message/rfc822 */
570 struct header *hdr; /* header information for message/rfc822 */
572 struct attachptr *aptr; /* Menu information, used in recvattach.c */
574 signed short attach_count;
576 time_t stamp; /* time stamp of last
580 unsigned int type:4; /* content-type primary type */
581 unsigned int encoding:3; /* content-transfer-encoding */
582 unsigned int disposition:2; /* content-disposition */
583 unsigned int use_disp:1; /* Content-Disposition uses filename= ? */
584 unsigned int unlink:1; /* flag to indicate the the file named by
585 * "filename" should be unlink()ed before
586 * free()ing this structure
588 unsigned int tagged:1;
589 unsigned int deleted:1; /* attachment marked for deletion */
591 unsigned int noconv:1; /* don't do character set conversion */
592 unsigned int force_charset:1;
593 /* send mode: don't adjust the character
594 * set when in send-mode.
596 unsigned int is_signed_data:1; /* A lot of MUAs don't indicate
597 S/MIME signed-data correctly,
598 e.g. they use foo.p7m even for
599 the name of signed data. This
600 flag is used to keep track of
601 the actual message type. It
602 gets set during the verification
603 (which is done if the encryption
604 try failed) and check by the
605 function to figure the type of
608 unsigned int goodsig:1; /* good cryptographic signature */
609 unsigned int warnsig:1; /* maybe good signature */
610 unsigned int badsig:1; /* bad cryptographic signature (needed to check encrypted s/mime-signatures) */
612 unsigned int collapsed:1; /* used by recvattach */
613 unsigned int attach_qualifies:1;
617 typedef struct header {
618 unsigned int security:11; /* bit 0-6: flags, bit 7,8: application.
619 see: crypt.h pgplib.h, smime.h */
621 unsigned int mime:1; /* has a MIME-Version header? */
622 unsigned int flagged:1; /* marked important? */
623 unsigned int tagged:1;
624 unsigned int appended:1; /* has been saved */
625 unsigned int purged:1; /* bypassing the trash folder */
626 unsigned int deleted:1;
627 unsigned int changed:1;
628 unsigned int attach_del:1; /* has an attachment marked for deletion */
631 unsigned int expired:1; /* already expired? */
632 unsigned int superseded:1; /* got superseded? */
633 unsigned int replied:1;
634 unsigned int subject_changed:1; /* used for threading */
635 unsigned int threaded:1; /* used for threading */
636 unsigned int display_subject:1; /* used for threading */
637 unsigned int recip_valid:1; /* is_recipient is valid */
638 unsigned int active:1; /* message is not to be removed */
639 unsigned int trash:1; /* message is marked as trashed on disk.
640 * This flag is used by the maildir_trash
644 /* timezone of the sender of this message */
645 unsigned int zhours:5;
646 unsigned int zminutes:6;
647 unsigned int zoccident:1;
649 /* bits used for caching when searching */
650 unsigned int searched:1;
651 unsigned int matched:1;
653 /* tells whether the attach count is valid */
654 unsigned int attach_valid:1;
656 /* the following are used to support collapsing threads */
657 unsigned int collapsed:1; /* is this message part of a collapsed thread? */
658 unsigned int limited:1; /* is this message in a limited view? */
659 size_t num_hidden; /* number of hidden messages in this view */
661 short recipient; /* user_is_recipient()'s return value, cached */
663 int pair; /* color-pair to use when displaying in the index */
665 time_t date_sent; /* time when the message was sent (UTC) */
666 time_t received; /* time when the message was placed in the mailbox */
667 off_t offset; /* where in the stream does this message begin? */
668 int lines; /* how many lines in the body of this message? */
669 int index; /* the absolute (unsorted) message number */
670 int msgno; /* number displayed to the user */
671 int virtual; /* virtual message number */
673 ENVELOPE *env; /* envelope information */
674 BODY *content; /* list of MIME parts */
680 char *tree; /* character string to print thread tree */
681 struct thread *thread;
689 int refno; /* message number on server */
690 void *data; /* driver-specific data */
692 char *maildir_flags; /* unknown maildir flags */
695 typedef struct thread {
696 unsigned int fake_thread:1;
697 unsigned int duplicate_thread:1;
698 unsigned int sort_children:1;
699 unsigned int check_subject:1;
700 unsigned int visible:1;
702 unsigned int subtree_visible:2;
703 unsigned int next_subtree_visible:1;
704 struct thread *parent;
705 struct thread *child;
713 /* flag to mutt_pattern_comp() */
714 #define M_FULL_MSG (1<<0) /* enable body and header matching */
717 M_MATCH_FULL_ADDRESS = 1
720 typedef struct pattern_t {
722 unsigned int not : 1;
723 unsigned int alladdr : 1;
724 unsigned int stringmatch : 1;
727 struct pattern_t *next;
728 struct pattern_t *child; /* arguments to logical op */
737 time_t mtime_cur; /* used with maildir folders */
740 char *pattern; /* limit pattern string */
741 pattern_t *limit_pattern; /* compiled limit pattern */
743 HEADER *last_tag; /* last tagged msg. used to link threads */
744 THREAD *tree; /* top of thread tree */
745 HASH *id_hash; /* hash table by msg id */
746 HASH *subj_hash; /* hash table by subject */
747 HASH *thread_hash; /* hash table for threading */
748 int *v2r; /* mapping from virtual to real msgno */
749 int hdrmax; /* number of pointers in hdrs */
750 int msgcount; /* number of messages in the mailbox */
751 int vcount; /* the number of virtual messages */
752 int tagged; /* how many messages are tagged? */
753 int new; /* how many new messages? */
754 int unread; /* how many unread messages? */
755 int deleted; /* how many deleted messages */
756 int appended; /* how many saved messages? */
757 int flagged; /* how many flagged messages */
758 int msgnotreadyet; /* which msg "new" in pager, -1 if none */
759 void *data; /* driver specific data */
761 short magic; /* mailbox type */
763 void *compressinfo; /* compressed mbox module private data */
764 char *realpath; /* path to compressed mailbox */
766 unsigned int locked:1; /* is the mailbox locked? */
767 unsigned int changed:1; /* mailbox has been modified */
768 unsigned int readonly:1; /* don't allow changes to the mailbox */
769 unsigned int dontwrite:1; /* dont write the mailbox on close */
770 unsigned int append:1; /* mailbox is opened in append mode */
771 unsigned int quiet:1; /* inhibit status messages? */
772 unsigned int collapsed:1; /* are all threads collapsed? */
773 unsigned int closing:1; /* mailbox is being closed */
774 unsigned int counting:1; /* do we just want to cound? */
777 /* for attachment counter */
785 /* Flags for mutt_count_body_parts() */
786 #define M_PARTS_TOPLEVEL (1<<0) /* is the top-level part */
787 #define M_PARTS_RECOUNT (1<<1) /* force recount */
793 #endif /* !_MUTT_H */