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_copy_header() */
69 #define CH_UPDATE 1 /* update the status and x-status fields? */
70 #define CH_WEED (1<<1) /* weed the headers? */
71 #define CH_DECODE (1<<2) /* do RFC1522 decoding? */
72 #define CH_XMIT (1<<3) /* transmitting this message? */
73 #define CH_FROM (1<<4) /* retain the "From " message separator? */
74 #define CH_PREFIX (1<<5) /* use Prefix string? */
75 #define CH_NOSTATUS (1<<6) /* supress the status and x-status fields */
76 #define CH_REORDER (1<<7) /* Re-order output of headers */
77 #define CH_NONEWLINE (1<<8) /* don't output terminating newline */
78 #define CH_MIME (1<<9) /* ignore MIME fields */
79 #define CH_UPDATE_LEN (1<<10) /* update Lines: and Content-Length: */
80 #define CH_TXTPLAIN (1<<11) /* generate text/plain MIME headers */
81 #define CH_NOLEN (1<<12) /* don't write Content-Length: and Lines: */
82 #define CH_WEED_DELIVERED (1<<13) /* weed eventual Delivered-To headers */
83 #define CH_FORCE_FROM (1<<14) /* give CH_FROM precedence over CH_WEED? */
84 #define CH_NOQFROM (1<<15) /* give CH_FROM precedence over CH_WEED? */
85 #define CH_UPDATE_IRT (1<<16) /* update In-Reply-To: */
86 #define CH_UPDATE_REFS (1<<17) /* update References: */
88 /* flags for mutt_enter_string() */
89 #define M_ALIAS 1 /* do alias "completion" by calling up the alias-menu */
90 #define M_FILE (1<<1) /* do file completion */
91 #define M_EFILE (1<<2) /* do file completion, plus incoming folders */
92 #define M_CMD (1<<3) /* do completion on previous word */
93 #define M_PASS (1<<4) /* password mode (no echo) */
94 #define M_CLEAR (1<<5) /* clear input if printable character is pressed */
95 #define M_COMMAND (1<<6) /* do command completion */
96 #define M_PATTERN (1<<7) /* pattern mode - only used for history classes */
97 #define M_LASTFOLDER (1<<8) /* last-folder mode - hack hack hack */
99 /* flags for mutt_get_token() */
100 #define M_TOKEN_EQUAL 1 /* treat '=' as a special */
101 #define M_TOKEN_CONDENSE (1<<1) /* ^(char) to control chars (macros) */
102 #define M_TOKEN_SPACE (1<<2) /* don't treat whitespace as a term */
103 #define M_TOKEN_QUOTE (1<<3) /* don't interpret quotes */
104 #define M_TOKEN_PATTERN (1<<4) /* !)|~ are terms (for patterns) */
105 #define M_TOKEN_COMMENT (1<<5) /* don't reap comments */
106 #define M_TOKEN_SEMICOLON (1<<6) /* don't treat ; as special */
108 /* flags for km_dokey() */
109 #define M_KM_UNBUFFERED 1 /* don't read from the key buffer */
112 char *data; /* pointer to data */
113 char *dptr; /* current read/write position */
114 size_t dsize; /* length of data */
115 int destroy; /* destroy `data' when done? */
119 int ch; /* raw key pressed */
120 int op; /* function op */
123 /* flags for _mutt_system() */
124 #define M_DETACH_PROCESS 1 /* detach subprocess from group */
126 /* flags for mutt_FormatString() */
128 M_FORMAT_FORCESUBJ = (1 << 0), /* print the subject even if unchanged */
129 M_FORMAT_TREE = (1 << 1), /* draw the thread tree */
130 M_FORMAT_MAKEPRINT = (1 << 2), /* make sure that all chars are printable */
131 M_FORMAT_OPTIONAL = (1 << 3),
132 M_FORMAT_STAT_FILE = (1 << 4), /* used by mutt_attach_fmt */
133 M_FORMAT_ARROWCURSOR = (1 << 5), /* reserve space for arrow_cursor */
134 M_FORMAT_INDEX = (1 << 6) /* this is a main index entry */
137 /* types for mutt_add_hook() */
138 #define M_FOLDERHOOK 1
139 #define M_MBOXHOOK (1<<1)
140 #define M_SENDHOOK (1<<2)
141 #define M_FCCHOOK (1<<3)
142 #define M_SAVEHOOK (1<<4)
143 #define M_CHARSETHOOK (1<<5)
144 #define M_ICONVHOOK (1<<6)
145 #define M_MESSAGEHOOK (1<<7)
146 #define M_CRYPTHOOK (1<<8)
147 #define M_ACCOUNTHOOK (1<<9)
148 #define M_REPLYHOOK (1<<10)
149 #define M_SEND2HOOK (1<<11)
151 #ifdef USE_COMPRESSED
152 #define M_OPENHOOK (1<<12)
153 #define M_APPENDHOOK (1<<13)
154 #define M_CLOSEHOOK (1<<14)
157 /* tree characters for linearize_tree and print_enriched_string */
158 #define M_TREE_LLCORNER 1
159 #define M_TREE_ULCORNER 2
160 #define M_TREE_LTEE 3
161 #define M_TREE_HLINE 4
162 #define M_TREE_VLINE 5
163 #define M_TREE_SPACE 6
164 #define M_TREE_RARROW 7
165 #define M_TREE_STAR 8
166 #define M_TREE_HIDDEN 9
167 #define M_TREE_EQUALS 10
168 #define M_TREE_TTEE 11
169 #define M_TREE_BTEE 12
170 #define M_TREE_MISSING 13
171 #define M_TREE_MAX 14
173 #define M_THREAD_COLLAPSE (1<<0)
174 #define M_THREAD_UNCOLLAPSE (1<<1)
175 #define M_THREAD_GET_HIDDEN (1<<2)
176 #define M_THREAD_UNREAD (1<<3)
177 #define M_THREAD_NEXT_UNREAD (1<<4)
180 /* modes for mutt_view_attachment() */
185 /* action codes used by mutt_set_flag() and mutt_pattern_function() */
206 /* actions for mutt_pattern_comp/mutt_pattern_exec */
242 /* Options for Mailcap lookup */
248 /* options for socket code */
254 /* Options for mutt_save_attachment */
259 /* possible arguments to set_quadoption() */
267 /* quad-option vars */
282 OPT_PGPMIMEAUTO, /* ask to revert to PGP/MIME when inline fails */
292 #if defined(USE_SSL) || defined(USE_GNUTLS)
296 OPT_VERIFYSIG, /* verify PGP signatures */
302 OPT_FOLLOWUPTOPOSTER,
303 #endif /* USE_NNTP */
305 /* THIS MUST BE THE LAST VALUE. */
309 /* flags to ci_send_message() */
310 #define SENDREPLY (1<<0)
311 #define SENDGROUPREPLY (1<<1)
312 #define SENDLISTREPLY (1<<2)
313 #define SENDFORWARD (1<<3)
314 #define SENDPOSTPONED (1<<4)
315 #define SENDBATCH (1<<5)
316 #define SENDMAILX (1<<6)
317 #define SENDKEY (1<<7)
318 #define SENDRESEND (1<<8)
319 #define SENDNEWS (1<<9)
321 /* flags to _mutt_select_file() */
322 #define M_SEL_BUFFY (1<<0)
323 #define M_SEL_MULTI (1<<1)
324 #define M_SEL_FOLDER (1<<2)
326 /* flags for parse_spam_list */
369 #endif /* HAVE_QDBM */
377 OPTHIDETHREADSUBJECT,
380 OPTIGNORELISTREPLYTO,
382 OPTIMAPCHECKSUBSCRIBED,
388 #if defined(USE_SSL) || defined(USE_GNUTLS)
392 # endif /* !USE_GNUTLS */
396 #endif /* USE_SSL || USE_GNUTLS */
405 OPTMENUSCROLL, /* scroll menu instead of implicit next-page */
407 OPTMETAKEY, /* interpret ALT-x as ESC-x */
412 OPTMIMESUBJECT, /* encode subject line with RFC2047 */
461 #ifdef HAVE_GETADDRINFO
468 OPTWRITEBCC, /* write out a bcc header? */
480 OPTCRYPTREPLYENCRYPT,
482 OPTCRYPTREPLYSIGNENCRYPTED,
486 OPTSDEFAULTDECRYPTKEY,
509 #endif /* USE_NNTP */
513 OPTAUXSORT, /* (pseudo) using auxillary sort function */
514 OPTFORCEREFRESH, /* (pseudo) refresh even during macros */
515 OPTLOCALES, /* (pseudo) set if user has valid locale definition */
516 OPTNOCURSES, /* (pseudo) when sending in batch mode */
517 OPTNEEDREDRAW, /* (pseudo) to notify caller of a submenu */
518 OPTSEARCHREVERSE, /* (pseudo) used by ci_search_command */
519 OPTMSGERR, /* (pseudo) used by mutt_error/mutt_message */
520 OPTSEARCHINVALID, /* (pseudo) used to invalidate the search pat */
521 OPTSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals () */
522 OPTSYSSIGNALSBLOCKED, /* (pseudo) using by mutt_block_signals_system () */
523 OPTNEEDRESORT, /* (pseudo) used to force a re-sort */
524 OPTRESORTINIT, /* (pseudo) used to force the next resort to be from scratch */
525 OPTVIEWATTACH, /* (pseudo) signals that we are viewing attachments */
526 OPTFORCEREDRAWINDEX, /* (pseudo) used to force a redraw in the main index */
527 OPTFORCEREDRAWPAGER, /* (pseudo) used to force a redraw in the pager */
528 OPTSORTSUBTHREADS, /* (pseudo) used when $sort_aux changes */
529 OPTNEEDRESCORE, /* (pseudo) set when the `score' command is used */
530 OPTATTACHMSG, /* (pseudo) used by attach-message */
531 OPTHIDEREAD, /* (pseudo) whether or not hide read messages */
532 OPTKEEPQUIET, /* (pseudo) shut up the message and refresh
533 * functions while we are executing an
536 OPTMENUCALLER, /* (pseudo) tell menu to give caller a take */
537 OPTREDRAWTREE, /* (pseudo) redraw the thread tree */
538 OPTPGPCHECKTRUST, /* (pseudo) used by pgp_select_key () */
539 OPTDONTHANDLEPGPKEYS, /* (pseudo) used to extract PGP keys */
540 OPTUNBUFFEREDINPUT, /* (pseudo) don't use key buffer */
543 OPTNEWS, /* (pseudo) used to change reader mode */
544 OPTNEWSSEND, /* (pseudo) used to change behavior when posting */
545 OPTNEWSCACHE, /* (pseudo) used to indicate if news cache exist */
547 OPTSHORTENHIERARCHY, /* set when to shorten "hierarchies" in the sidebar */
548 OPTSIDEBARNEWMAILONLY,
552 #define mutt_bit_alloc(n) calloc ((n + 7) / 8, sizeof (char))
553 #define mutt_bit_set(v,n) v[n/8] |= (1 << (n % 8))
554 #define mutt_bit_unset(v,n) v[n/8] &= ~(1 << (n % 8))
555 #define mutt_bit_toggle(v,n) v[n/8] ^= (1 << (n % 8))
556 #define mutt_bit_isset(v,n) (v[n/8] & (1 << (n % 8)))
558 #define set_option(x) mutt_bit_set(Options,x)
559 #define unset_option(x) mutt_bit_unset(Options,x)
560 #define toggle_option(x) mutt_bit_toggle(Options,x)
561 #define option(x) mutt_bit_isset(Options,x)
563 typedef struct spam_list_t {
567 struct spam_list_t *next;
571 #define mutt_new_spam_list() mem_calloc (1, sizeof (SPAM_LIST))
572 void mutt_free_spam_list (SPAM_LIST **);
574 int mutt_matches_ignore (const char *, LIST *);
576 void mutt_init (int, LIST *);
578 typedef struct envelope {
579 ADDRESS *return_path;
586 ADDRESS *mail_followup_to;
587 char *list_post; /* this stores a mailto URL, or nothing */
589 char *real_subj; /* offset of the real subject */
602 LIST *references; /* message references (in reverse order) */
603 LIST *in_reply_to; /* in-reply-to header content */
604 LIST *userhdrs; /* user defined headers */
605 unsigned int irt_changed:1; /* In-Reply-To changed to link/break threads */
606 unsigned int refs_changed:1; /* References changed to break thread */
609 typedef struct parameter {
612 struct parameter *next;
615 /* Information that helps in determing the Content-* of an attachment */
616 typedef struct content {
617 long hibin; /* 8-bit characters */
618 long lobin; /* unprintable 7-bit chars (eg., control chars) */
619 long crlf; /* '\r' and '\n' characters */
620 long ascii; /* number of ascii chars */
621 long linemax; /* length of the longest line in the file */
622 unsigned int space:1; /* whitespace at the end of lines? */
623 unsigned int binary:1; /* long lines, or CR not in CRLF pair */
624 unsigned int from:1; /* has a line beginning with "From "? */
625 unsigned int dot:1; /* has a line consisting of a single dot? */
626 unsigned int cr:1; /* has CR, even when in a CRLF pair */
629 typedef struct body {
630 char *xtype; /* content-type if x-unknown */
631 char *subtype; /* content-type subtype */
632 PARAMETER *parameter; /* parameters of the content-type */
633 char *description; /* content-description */
634 char *form_name; /* Content-Disposition form-data name param */
635 long hdr_offset; /* offset in stream where the headers begin.
636 * this info is used when invoking metamail,
637 * where we need to send the headers of the
640 long offset; /* offset where the actual data begins */
641 long length; /* length (in bytes) of attachment */
642 char *filename; /* when sending a message, this is the file
643 * to which this structure refers
645 char *d_filename; /* filename to be used for the
646 * content-disposition header.
647 * If NULL, filename is used
650 char *file_charset; /* charset of attached file */
651 CONTENT *content; /* structure used to store detailed info about
652 * the content of the attachment. this is used
653 * to determine what content-transfer-encoding
654 * is required when sending mail.
656 struct body *next; /* next attachment in the list */
657 struct body *parts; /* parts of a multipart or message/rfc822 */
658 struct header *hdr; /* header information for message/rfc822 */
660 struct attachptr *aptr; /* Menu information, used in recvattach.c */
662 time_t stamp; /* time stamp of last
666 unsigned int type:4; /* content-type primary type */
667 unsigned int encoding:3; /* content-transfer-encoding */
668 unsigned int disposition:2; /* content-disposition */
669 unsigned int use_disp:1; /* Content-Disposition uses filename= ? */
670 unsigned int unlink:1; /* flag to indicate the the file named by
671 * "filename" should be unlink()ed before
672 * free()ing this structure
674 unsigned int tagged:1;
675 unsigned int deleted:1; /* attachment marked for deletion */
677 unsigned int noconv:1; /* don't do character set conversion */
678 unsigned int force_charset:1;
679 /* send mode: don't adjust the character
680 * set when in send-mode.
682 unsigned int is_signed_data:1; /* A lot of MUAs don't indicate
683 S/MIME signed-data correctly,
684 e.g. they use foo.p7m even for
685 the name of signed data. This
686 flag is used to keep track of
687 the actual message type. It
688 gets set during the verification
689 (which is done if the encryption
690 try failed) and check by the
691 function to figure the type of
694 unsigned int goodsig:1; /* good cryptographic signature */
695 unsigned int warnsig:1; /* maybe good signature */
696 unsigned int badsig:1; /* bad cryptographic signature (needed to check encrypted s/mime-signatures) */
698 unsigned int collapsed:1; /* used by recvattach */
702 typedef struct header {
703 unsigned int security:11; /* bit 0-6: flags, bit 7,8: application.
704 see: crypt.h pgplib.h, smime.h */
706 unsigned int mime:1; /* has a Mime-Version header? */
707 unsigned int flagged:1; /* marked important? */
708 unsigned int tagged:1;
709 unsigned int appended:1; /* has been saved */
710 unsigned int purged:1; /* bypassing the trash folder */
711 unsigned int deleted:1;
712 unsigned int changed:1;
713 unsigned int attach_del:1; /* has an attachment marked for deletion */
716 unsigned int expired:1; /* already expired? */
717 unsigned int superseded:1; /* got superseded? */
718 unsigned int replied:1;
719 unsigned int subject_changed:1; /* used for threading */
720 unsigned int threaded:1; /* used for threading */
721 unsigned int display_subject:1; /* used for threading */
722 unsigned int recip_valid:1; /* is_recipient is valid */
723 unsigned int active:1; /* message is not to be removed */
724 unsigned int trash:1; /* message is marked as trashed on disk.
725 * This flag is used by the maildir_trash
729 /* timezone of the sender of this message */
730 unsigned int zhours:5;
731 unsigned int zminutes:6;
732 unsigned int zoccident:1;
734 /* bits used for caching when searching */
735 unsigned int searched:1;
736 unsigned int matched:1;
738 /* the following are used to support collapsing threads */
739 unsigned int collapsed:1; /* is this message part of a collapsed thread? */
740 unsigned int limited:1; /* is this message in a limited view? */
741 size_t num_hidden; /* number of hidden messages in this view */
743 short recipient; /* user_is_recipient()'s return value, cached */
745 int pair; /* color-pair to use when displaying in the index */
747 time_t date_sent; /* time when the message was sent (UTC) */
748 time_t received; /* time when the message was placed in the mailbox */
749 long offset; /* where in the stream does this message begin? */
750 int lines; /* how many lines in the body of this message? */
751 int index; /* the absolute (unsorted) message number */
752 int msgno; /* number displayed to the user */
753 int virtual; /* virtual message number */
755 ENVELOPE *env; /* envelope information */
756 BODY *content; /* list of MIME parts */
762 char *tree; /* character string to print thread tree */
763 struct thread *thread;
770 int refno; /* message number on server */
773 #if defined USE_POP || defined USE_IMAP || defined USE_NNTP
774 void *data; /* driver-specific data */
777 char *maildir_flags; /* unknown maildir flags */
780 typedef struct thread {
781 unsigned int fake_thread:1;
782 unsigned int duplicate_thread:1;
783 unsigned int sort_children:1;
784 unsigned int check_subject:1;
785 unsigned int visible:1;
787 unsigned int subtree_visible:2;
788 unsigned int next_subtree_visible:1;
789 struct thread *parent;
790 struct thread *child;
798 /* flag to mutt_pattern_comp() */
799 #define M_FULL_MSG 1 /* enable body and header matching */
802 M_MATCH_FULL_ADDRESS = 1
805 typedef struct pattern_t {
811 struct pattern_t *next;
812 struct pattern_t *child; /* arguments to logical op */
820 time_t mtime_cur; /* used with maildir folders */
823 char *pattern; /* limit pattern string */
824 pattern_t *limit_pattern; /* compiled limit pattern */
826 HEADER *last_tag; /* last tagged msg. used to link threads */
827 THREAD *tree; /* top of thread tree */
828 HASH *id_hash; /* hash table by msg id */
829 HASH *subj_hash; /* hash table by subject */
830 HASH *thread_hash; /* hash table for threading */
831 int *v2r; /* mapping from virtual to real msgno */
832 int hdrmax; /* number of pointers in hdrs */
833 int msgcount; /* number of messages in the mailbox */
834 int vcount; /* the number of virtual messages */
835 int tagged; /* how many messages are tagged? */
836 int new; /* how many new messages? */
837 int unread; /* how many unread messages? */
838 int deleted; /* how many deleted messages */
839 int appended; /* how many saved messages? */
840 int flagged; /* how many flagged messages */
841 int msgnotreadyet; /* which msg "new" in pager, -1 if none */
842 #if defined USE_POP || defined USE_IMAP || defined USE_NNTP
843 void *data; /* driver specific data */
844 #endif /* USE_IMAP */
846 short magic; /* mailbox type */
848 #ifdef USE_COMPRESSED
849 void *compressinfo; /* compressed mbox module private data */
850 char *realpath; /* path to compressed mailbox */
851 #endif /* USE_COMPRESSED */
853 unsigned int locked:1; /* is the mailbox locked? */
854 unsigned int changed:1; /* mailbox has been modified */
855 unsigned int readonly:1; /* don't allow changes to the mailbox */
856 unsigned int dontwrite:1; /* dont write the mailbox on close */
857 unsigned int append:1; /* mailbox is opened in append mode */
858 unsigned int quiet:1; /* inhibit status messages? */
859 unsigned int collapsed:1; /* are all threads collapsed? */
860 unsigned int closing:1; /* mailbox is being closed */
861 unsigned int counting:1; /* do we just want to cound? */
873 #endif /* !_MUTT_H */