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>
54 # define MB_LEN_MAX 16
57 # define MUTT_VERSION (VERSION)
59 /* nifty trick I stole from ELM 2.5alpha. */
62 #define INITVAL(x) = x
68 /* flags for mutt_extract_token() */
69 #define M_TOKEN_EQUAL 1 /* treat '=' as a special */
70 #define M_TOKEN_CONDENSE (1<<1) /* ^(char) to control chars (macros) */
71 #define M_TOKEN_SPACE (1<<2) /* don't treat whitespace as a term */
72 #define M_TOKEN_QUOTE (1<<3) /* don't interpret quotes */
73 #define M_TOKEN_PATTERN (1<<4) /* !)|~ are terms (for patterns) */
74 #define M_TOKEN_COMMENT (1<<5) /* don't reap comments */
75 #define M_TOKEN_SEMICOLON (1<<6) /* don't treat ; as special */
78 char *data; /* pointer to data */
79 char *dptr; /* current read/write position */
80 size_t dsize; /* length of data */
81 int destroy; /* destroy `data' when done? */
85 int ch; /* raw key pressed */
86 int op; /* function op */
89 /* flags for _mutt_system() */
90 #define M_DETACH_PROCESS 1 /* detach subprocess from group */
92 /* flags for mutt_FormatString() */
94 M_FORMAT_FORCESUBJ = (1 << 0), /* print the subject even if unchanged */
95 M_FORMAT_TREE = (1 << 1), /* draw the thread tree */
96 M_FORMAT_MAKEPRINT = (1 << 2), /* make sure that all chars are printable */
97 M_FORMAT_OPTIONAL = (1 << 3),
98 M_FORMAT_STAT_FILE = (1 << 4), /* used by mutt_attach_fmt */
99 M_FORMAT_ARROWCURSOR = (1 << 5), /* reserve space for arrow_cursor */
100 M_FORMAT_INDEX = (1 << 6) /* this is a main index entry */
103 /* types for mutt_add_hook() */
104 #define M_FOLDERHOOK 1
105 #define M_MBOXHOOK (1<<1)
106 #define M_SENDHOOK (1<<2)
107 #define M_FCCHOOK (1<<3)
108 #define M_SAVEHOOK (1<<4)
109 #define M_CHARSETHOOK (1<<5)
110 #define M_ICONVHOOK (1<<6)
111 #define M_MESSAGEHOOK (1<<7)
112 #define M_CRYPTHOOK (1<<8)
113 #define M_ACCOUNTHOOK (1<<9)
114 #define M_REPLYHOOK (1<<10)
115 #define M_SEND2HOOK (1<<11)
117 #ifdef USE_COMPRESSED
118 #define M_OPENHOOK (1<<12)
119 #define M_APPENDHOOK (1<<13)
120 #define M_CLOSEHOOK (1<<14)
123 /* tree characters for linearize_tree and print_enriched_string */
124 #define M_TREE_LLCORNER 1
125 #define M_TREE_ULCORNER 2
126 #define M_TREE_LTEE 3
127 #define M_TREE_HLINE 4
128 #define M_TREE_VLINE 5
129 #define M_TREE_SPACE 6
130 #define M_TREE_RARROW 7
131 #define M_TREE_STAR 8
132 #define M_TREE_HIDDEN 9
133 #define M_TREE_EQUALS 10
134 #define M_TREE_TTEE 11
135 #define M_TREE_BTEE 12
136 #define M_TREE_MISSING 13
137 #define M_TREE_MAX 14
139 #define M_THREAD_COLLAPSE (1<<0)
140 #define M_THREAD_UNCOLLAPSE (1<<1)
141 #define M_THREAD_GET_HIDDEN (1<<2)
142 #define M_THREAD_UNREAD (1<<3)
143 #define M_THREAD_NEXT_UNREAD (1<<4)
146 /* modes for mutt_view_attachment() */
151 /* action codes used by mutt_set_flag() and mutt_pattern_function() */
172 /* actions for mutt_pattern_comp/mutt_pattern_exec */
208 /* Options for Mailcap lookup */
214 /* options for socket code */
220 /* Options for mutt_save_attachment */
225 /* possible arguments to set_quadoption() */
233 /* quad-option vars */
248 OPT_PGPMIMEAUTO, /* ask to revert to PGP/MIME when inline fails */
258 #if defined(USE_SSL) || defined(USE_GNUTLS)
262 OPT_VERIFYSIG, /* verify PGP signatures */
268 OPT_FOLLOWUPTOPOSTER,
269 #endif /* USE_NNTP */
271 /* THIS MUST BE THE LAST VALUE. */
275 /* flags to ci_send_message() */
276 #define SENDREPLY (1<<0)
277 #define SENDGROUPREPLY (1<<1)
278 #define SENDLISTREPLY (1<<2)
279 #define SENDFORWARD (1<<3)
280 #define SENDPOSTPONED (1<<4)
281 #define SENDBATCH (1<<5)
282 #define SENDMAILX (1<<6)
283 #define SENDKEY (1<<7)
284 #define SENDRESEND (1<<8)
285 #define SENDNEWS (1<<9)
287 /* flags to _mutt_select_file() */
288 #define M_SEL_BUFFY (1<<0)
289 #define M_SEL_MULTI (1<<1)
290 #define M_SEL_FOLDER (1<<2)
292 /* flags for parse_spam_list */
336 #endif /* HAVE_QDBM */
344 OPTHIDETHREADSUBJECT,
347 OPTIGNORELISTREPLYTO,
349 OPTIMAPCHECKSUBSCRIBED,
355 #if defined(USE_SSL) || defined(USE_GNUTLS)
359 # endif /* !USE_GNUTLS */
363 #endif /* USE_SSL || USE_GNUTLS */
372 OPTMENUSCROLL, /* scroll menu instead of implicit next-page */
374 OPTMETAKEY, /* interpret ALT-x as ESC-x */
379 OPTMIMESUBJECT, /* encode subject line with RFC2047 */
428 #ifdef HAVE_GETADDRINFO
435 OPTWRITEBCC, /* write out a bcc header? */
447 OPTCRYPTREPLYENCRYPT,
449 OPTCRYPTREPLYSIGNENCRYPTED,
453 OPTSDEFAULTDECRYPTKEY,
476 #endif /* USE_NNTP */
480 OPTAUXSORT, /* (pseudo) using auxillary sort function */
481 OPTFORCEREFRESH, /* (pseudo) refresh even during macros */
482 OPTLOCALES, /* (pseudo) set if user has valid locale definition */
483 OPTNOCURSES, /* (pseudo) when sending in batch mode */
484 OPTNEEDREDRAW, /* (pseudo) to notify caller of a submenu */
485 OPTSEARCHREVERSE, /* (pseudo) used by ci_search_command */
486 OPTMSGERR, /* (pseudo) used by mutt_error/mutt_message */
487 OPTSEARCHINVALID, /* (pseudo) used to invalidate the search pat */
488 OPTSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals () */
489 OPTSYSSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals_system () */
490 OPTNEEDRESORT, /* (pseudo) used to force a re-sort */
491 OPTRESORTINIT, /* (pseudo) used to force the next resort to be from scratch */
492 OPTVIEWATTACH, /* (pseudo) signals that we are viewing attachments */
493 OPTFORCEREDRAWINDEX, /* (pseudo) used to force a redraw in the main index */
494 OPTFORCEREDRAWPAGER, /* (pseudo) used to force a redraw in the pager */
495 OPTSORTSUBTHREADS, /* (pseudo) used when $sort_aux changes */
496 OPTNEEDRESCORE, /* (pseudo) set when the `score' command is used */
497 OPTATTACHMSG, /* (pseudo) used by attach-message */
498 OPTHIDEREAD, /* (pseudo) whether or not hide read messages */
499 OPTKEEPQUIET, /* (pseudo) shut up the message and refresh
500 * functions while we are executing an
503 OPTMENUCALLER, /* (pseudo) tell menu to give caller a take */
504 OPTREDRAWTREE, /* (pseudo) redraw the thread tree */
505 OPTPGPCHECKTRUST, /* (pseudo) used by pgp_select_key () */
506 OPTDONTHANDLEPGPKEYS, /* (pseudo) used to extract PGP keys */
507 OPTUNBUFFEREDINPUT, /* (pseudo) don't use key buffer */
510 OPTNEWS, /* (pseudo) used to change reader mode */
511 OPTNEWSSEND, /* (pseudo) used to change behavior when posting */
512 OPTNEWSCACHE, /* (pseudo) used to indicate if news cache exist */
514 OPTSHORTENHIERARCHY, /* set when to shorten "hierarchies" in the sidebar */
515 OPTSIDEBARNEWMAILONLY,
519 #define mutt_bit_alloc(n) calloc ((n + 7) / 8, sizeof (char))
520 #define mutt_bit_set(v,n) v[n/8] |= (1 << (n % 8))
521 #define mutt_bit_unset(v,n) v[n/8] &= ~(1 << (n % 8))
522 #define mutt_bit_toggle(v,n) v[n/8] ^= (1 << (n % 8))
523 #define mutt_bit_isset(v,n) (v[n/8] & (1 << (n % 8)))
525 #define set_option(x) mutt_bit_set(Options,x)
526 #define unset_option(x) mutt_bit_unset(Options,x)
527 #define toggle_option(x) mutt_bit_toggle(Options,x)
528 #define option(x) mutt_bit_isset(Options,x)
530 typedef struct spam_list_t {
534 struct spam_list_t *next;
538 #define mutt_new_spam_list() mem_calloc (1, sizeof (SPAM_LIST))
539 void mutt_free_spam_list (SPAM_LIST **);
541 int mutt_matches_ignore (const char *, LIST *);
543 void mutt_init (int, LIST *);
545 typedef struct envelope {
546 ADDRESS *return_path;
553 ADDRESS *mail_followup_to;
554 char *list_post; /* this stores a mailto URL, or nothing */
556 char *real_subj; /* offset of the real subject */
569 LIST *references; /* message references (in reverse order) */
570 LIST *in_reply_to; /* in-reply-to header content */
571 LIST *userhdrs; /* user defined headers */
572 unsigned int irt_changed:1; /* In-Reply-To changed to link/break threads */
573 unsigned int refs_changed:1; /* References changed to break thread */
576 typedef struct parameter {
579 struct parameter *next;
582 /* Information that helps in determing the Content-* of an attachment */
583 typedef struct content {
584 long hibin; /* 8-bit characters */
585 long lobin; /* unprintable 7-bit chars (eg., control chars) */
586 long crlf; /* '\r' and '\n' characters */
587 long ascii; /* number of ascii chars */
588 long linemax; /* length of the longest line in the file */
589 unsigned int space:1; /* whitespace at the end of lines? */
590 unsigned int binary:1; /* long lines, or CR not in CRLF pair */
591 unsigned int from:1; /* has a line beginning with "From "? */
592 unsigned int dot:1; /* has a line consisting of a single dot? */
593 unsigned int cr:1; /* has CR, even when in a CRLF pair */
596 typedef struct body {
597 char *xtype; /* content-type if x-unknown */
598 char *subtype; /* content-type subtype */
599 PARAMETER *parameter; /* parameters of the content-type */
600 char *description; /* content-description */
601 char *form_name; /* Content-Disposition form-data name param */
602 long hdr_offset; /* offset in stream where the headers begin.
603 * this info is used when invoking metamail,
604 * where we need to send the headers of the
607 long offset; /* offset where the actual data begins */
608 long length; /* length (in bytes) of attachment */
609 char *filename; /* when sending a message, this is the file
610 * to which this structure refers
612 char *d_filename; /* filename to be used for the
613 * content-disposition header.
614 * If NULL, filename is used
617 char *file_charset; /* charset of attached file */
618 CONTENT *content; /* structure used to store detailed info about
619 * the content of the attachment. this is used
620 * to determine what content-transfer-encoding
621 * is required when sending mail.
623 struct body *next; /* next attachment in the list */
624 struct body *parts; /* parts of a multipart or message/rfc822 */
625 struct header *hdr; /* header information for message/rfc822 */
627 struct attachptr *aptr; /* Menu information, used in recvattach.c */
629 time_t stamp; /* time stamp of last
633 unsigned int type:4; /* content-type primary type */
634 unsigned int encoding:3; /* content-transfer-encoding */
635 unsigned int disposition:2; /* content-disposition */
636 unsigned int use_disp:1; /* Content-Disposition uses filename= ? */
637 unsigned int unlink:1; /* flag to indicate the the file named by
638 * "filename" should be unlink()ed before
639 * free()ing this structure
641 unsigned int tagged:1;
642 unsigned int deleted:1; /* attachment marked for deletion */
644 unsigned int noconv:1; /* don't do character set conversion */
645 unsigned int force_charset:1;
646 /* send mode: don't adjust the character
647 * set when in send-mode.
649 unsigned int is_signed_data:1; /* A lot of MUAs don't indicate
650 S/MIME signed-data correctly,
651 e.g. they use foo.p7m even for
652 the name of signed data. This
653 flag is used to keep track of
654 the actual message type. It
655 gets set during the verification
656 (which is done if the encryption
657 try failed) and check by the
658 function to figure the type of
661 unsigned int goodsig:1; /* good cryptographic signature */
662 unsigned int warnsig:1; /* maybe good signature */
663 unsigned int badsig:1; /* bad cryptographic signature (needed to check encrypted s/mime-signatures) */
665 unsigned int collapsed:1; /* used by recvattach */
669 typedef struct header {
670 unsigned int security:11; /* bit 0-6: flags, bit 7,8: application.
671 see: crypt.h pgplib.h, smime.h */
673 unsigned int mime:1; /* has a Mime-Version header? */
674 unsigned int flagged:1; /* marked important? */
675 unsigned int tagged:1;
676 unsigned int appended:1; /* has been saved */
677 unsigned int purged:1; /* bypassing the trash folder */
678 unsigned int deleted:1;
679 unsigned int changed:1;
680 unsigned int attach_del:1; /* has an attachment marked for deletion */
683 unsigned int expired:1; /* already expired? */
684 unsigned int superseded:1; /* got superseded? */
685 unsigned int replied:1;
686 unsigned int subject_changed:1; /* used for threading */
687 unsigned int threaded:1; /* used for threading */
688 unsigned int display_subject:1; /* used for threading */
689 unsigned int recip_valid:1; /* is_recipient is valid */
690 unsigned int active:1; /* message is not to be removed */
691 unsigned int trash:1; /* message is marked as trashed on disk.
692 * This flag is used by the maildir_trash
696 /* timezone of the sender of this message */
697 unsigned int zhours:5;
698 unsigned int zminutes:6;
699 unsigned int zoccident:1;
701 /* bits used for caching when searching */
702 unsigned int searched:1;
703 unsigned int matched:1;
705 /* the following are used to support collapsing threads */
706 unsigned int collapsed:1; /* is this message part of a collapsed thread? */
707 unsigned int limited:1; /* is this message in a limited view? */
708 size_t num_hidden; /* number of hidden messages in this view */
710 short recipient; /* user_is_recipient()'s return value, cached */
712 int pair; /* color-pair to use when displaying in the index */
714 time_t date_sent; /* time when the message was sent (UTC) */
715 time_t received; /* time when the message was placed in the mailbox */
716 long offset; /* where in the stream does this message begin? */
717 int lines; /* how many lines in the body of this message? */
718 int index; /* the absolute (unsorted) message number */
719 int msgno; /* number displayed to the user */
720 int virtual; /* virtual message number */
722 ENVELOPE *env; /* envelope information */
723 BODY *content; /* list of MIME parts */
729 char *tree; /* character string to print thread tree */
730 struct thread *thread;
737 int refno; /* message number on server */
740 #if defined USE_POP || defined USE_IMAP || defined USE_NNTP
741 void *data; /* driver-specific data */
744 char *maildir_flags; /* unknown maildir flags */
747 typedef struct thread {
748 unsigned int fake_thread:1;
749 unsigned int duplicate_thread:1;
750 unsigned int sort_children:1;
751 unsigned int check_subject:1;
752 unsigned int visible:1;
754 unsigned int subtree_visible:2;
755 unsigned int next_subtree_visible:1;
756 struct thread *parent;
757 struct thread *child;
765 /* flag to mutt_pattern_comp() */
766 #define M_FULL_MSG 1 /* enable body and header matching */
769 M_MATCH_FULL_ADDRESS = 1
772 typedef struct pattern_t {
778 struct pattern_t *next;
779 struct pattern_t *child; /* arguments to logical op */
787 time_t mtime_cur; /* used with maildir folders */
790 char *pattern; /* limit pattern string */
791 pattern_t *limit_pattern; /* compiled limit pattern */
793 HEADER *last_tag; /* last tagged msg. used to link threads */
794 THREAD *tree; /* top of thread tree */
795 HASH *id_hash; /* hash table by msg id */
796 HASH *subj_hash; /* hash table by subject */
797 HASH *thread_hash; /* hash table for threading */
798 int *v2r; /* mapping from virtual to real msgno */
799 int hdrmax; /* number of pointers in hdrs */
800 int msgcount; /* number of messages in the mailbox */
801 int vcount; /* the number of virtual messages */
802 int tagged; /* how many messages are tagged? */
803 int new; /* how many new messages? */
804 int unread; /* how many unread messages? */
805 int deleted; /* how many deleted messages */
806 int appended; /* how many saved messages? */
807 int flagged; /* how many flagged messages */
808 int msgnotreadyet; /* which msg "new" in pager, -1 if none */
809 #if defined USE_POP || defined USE_IMAP || defined USE_NNTP
810 void *data; /* driver specific data */
811 #endif /* USE_IMAP */
813 short magic; /* mailbox type */
815 #ifdef USE_COMPRESSED
816 void *compressinfo; /* compressed mbox module private data */
817 char *realpath; /* path to compressed mailbox */
818 #endif /* USE_COMPRESSED */
820 unsigned int locked:1; /* is the mailbox locked? */
821 unsigned int changed:1; /* mailbox has been modified */
822 unsigned int readonly:1; /* don't allow changes to the mailbox */
823 unsigned int dontwrite:1; /* dont write the mailbox on close */
824 unsigned int append:1; /* mailbox is opened in append mode */
825 unsigned int quiet:1; /* inhibit status messages? */
826 unsigned int collapsed:1; /* are all threads collapsed? */
827 unsigned int closing:1; /* mailbox is being closed */
828 unsigned int counting:1; /* do we just want to cound? */
835 #endif /* !_MUTT_H */