1 /*@ S-nail - a mail user agent derived from Berkeley Mail.
2 *@ Message sending lifecycle, header composing, etc.
4 * Copyright (c) 2000-2004 Gunnar Ritter, Freiburg i. Br., Germany.
5 * Copyright (c) 2012 - 2016 Steffen (Daode) Nurpmeso <steffen@sdaoden.eu>.
8 * Copyright (c) 1980, 1993
9 * The Regents of the University of California. All rights reserved.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #define n_FILE sendout
38 #ifndef HAVE_AMALGAMATION
43 #define SEND_LINESIZE \
44 ((1024 / B64_ENCODE_INPUT_PER_LINE) * B64_ENCODE_INPUT_PER_LINE)
50 _FMT_GMASK
= FMT_COMMA
| FMT_FILES
52 CTA(!(_FMT_GMASK
& FMT_DOMIME
));
54 static char const *__sendout_ident
; /* TODO temporary hack; rewrite puthead() */
55 static char * _sendout_boundary
;
56 static si8_t _sendout_error
;
58 static enum okay
_putname(char const *line
, enum gfield w
,
59 enum sendaction action
, size_t *gotcha
,
60 char const *prefix
, FILE *fo
, struct name
**xp
,
61 enum gfield addflags
);
63 /* Place Content-Type:, Content-Transfer-Encoding:, Content-Disposition:
64 * headers, respectively */
65 static int _put_ct(FILE *fo
, char const *contenttype
,
67 SINLINE
int _put_cte(FILE *fo
, enum conversion conv
);
68 static int _put_cd(FILE *fo
, char const *cd
, char const *filename
);
70 /* Put all entries of the given header list */
71 static bool_t
_sendout_header_list(FILE *fo
, struct n_header_field
*hfp
,
74 /* Write an attachment to the file buffer, converting to MIME */
75 static int _attach_file(struct attachment
*ap
, FILE *fo
);
76 static int __attach_file(struct attachment
*ap
, FILE *fo
);
78 /* There are non-local receivers, collect credentials etc. */
79 static bool_t
_sendbundle_setup_creds(struct sendbundle
*sbpm
,
82 /* Attach a message to the file buffer */
83 static int attach_message(struct attachment
*ap
, FILE *fo
);
85 /* Generate the body of a MIME multipart message */
86 static int make_multipart(struct header
*hp
, int convert
, FILE *fi
,
87 FILE *fo
, char const *contenttype
, char const *charset
);
89 /* Prepend a header in front of the collected stuff and return the new file */
90 static FILE * infix(struct header
*hp
, FILE *fi
);
92 /* Check whether Disposition-Notification-To: is desired */
93 static bool_t
_check_dispo_notif(struct name
*mdn
, struct header
*hp
,
96 /* Send mail to a bunch of user names. The interface is through mail() */
97 static int sendmail_internal(void *v
, int recipient_record
);
99 /* Deal with file and pipe addressees */
100 static struct name
* _outof(struct name
*names
, FILE *fo
, bool_t
*senderror
);
102 /* Record outgoing mail if instructed to do so; in *record* unless to is set */
103 static bool_t
mightrecord(FILE *fp
, struct name
*to
, bool_t resend
);
105 static bool_t
a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
);
108 static bool_t
_transfer(struct sendbundle
*sbp
);
110 static bool_t
__mta_start(struct sendbundle
*sbp
);
111 static char const ** __mta_prepare_args(struct name
*to
, struct header
*hp
);
112 static void __mta_debug(struct sendbundle
*sbp
, char const *mta
,
115 /* Create a Message-ID: header field. Use either host name or from address */
116 static char * _message_id(struct header
*hp
);
118 /* Format the given header line to not exceed 72 characters */
119 static int fmt(char const *str
, struct name
*np
, FILE *fo
,
122 /* Rewrite a message for resending, adding the Resent-Headers */
123 static int infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
,
124 struct name
*to
, int add_resent
);
127 _putname(char const *line
, enum gfield w
, enum sendaction action
,
128 size_t *gotcha
, char const *prefix
, FILE *fo
, struct name
**xp
,
129 enum gfield addflags
)
135 np
= lextract(line
, GEXTRA
| GFULL
| addflags
);
140 else if (fmt(prefix
, np
, fo
, ((w
& GCOMMA
) |
141 ((action
!= SEND_TODISP
) ? FMT_DOMIME
: 0))))
143 else if (gotcha
!= NULL
)
150 _put_ct(FILE *fo
, char const *contenttype
, char const *charset
)
155 if ((rv
= fprintf(fo
, "Content-Type: %s", contenttype
)) < 0)
161 if (putc(';', fo
) == EOF
)
165 if (strlen(contenttype
) + sizeof("Content-Type: ;")-1 > 50) {
166 if (putc('\n', fo
) == EOF
)
172 size_t l
= strlen(charset
);
173 char *lcs
= salloc(l
+1);
175 for(l
= 0; *charset
!= '\0'; ++l
, ++charset
)
176 lcs
[l
] = lowerconv(*charset
);
180 if ((i
= fprintf(fo
, " charset=%s", charset
)) < 0)
185 if (putc('\n', fo
) == EOF
)
197 _put_cte(FILE *fo
, enum conversion conv
)
203 * This is the default value -- that is,
204 * "Content-Transfer-Encoding: 7BIT" is assumed if the
205 * Content-Transfer-Encoding header field is not present.
207 rv
= (conv
== CONV_7BIT
) ? 0
208 : fprintf(fo
, "Content-Transfer-Encoding: %s\n",
209 mime_enc_from_conversion(conv
));
215 _put_cd(FILE *fo
, char const *cd
, char const *filename
)
224 /* xxx Ugly with the trailing space in case of wrap! */
225 if ((rv
= fprintf(fo
, "Content-Disposition: %s; ", cd
)) < 0)
228 if (!(mpc
= mime_param_create(&f
, "filename", filename
)))
230 /* Always fold if result contains newlines */
231 if (mpc
< 0 || f
.l
+ rv
> MIME_LINELEN
) { /* FIXME MIME_LINELEN_MAX */
232 if (putc('\n', fo
) == EOF
|| putc(' ', fo
) == EOF
)
236 if (fputs(f
.s
, fo
) == EOF
|| putc('\n', fo
) == EOF
)
250 _sendout_header_list(FILE *fo
, struct n_header_field
*hfp
, bool_t nodisp
){
254 for(rv
= TRU1
; hfp
!= NULL
; hfp
= hfp
->hf_next
)
255 if(fwrite(hfp
->hf_dat
, sizeof(char), hfp
->hf_nl
, fo
) != hfp
->hf_nl
||
256 putc(':', fo
) == EOF
|| putc(' ', fo
) == EOF
||
257 xmime_write(hfp
->hf_dat
+ hfp
->hf_nl
+1, hfp
->hf_bl
, fo
,
258 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
259 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0 ||
260 putc('\n', fo
) == EOF
){
269 _attach_file(struct attachment
*ap
, FILE *fo
)
271 /* TODO of course, the MIME classification needs to performed once
272 * TODO only, not for each and every charset anew ... ;-// */
273 char *charset_iter_orig
[2];
278 /* Is this already in target charset? Simply copy over */
279 if (ap
->a_conv
== AC_TMPFILE
) {
280 err
= __attach_file(ap
, fo
);
282 DBG( ap
->a_tmpf
= NULL
; )
286 /* If we don't apply charset conversion at all (fixed input=ouput charset)
287 * we also simply copy over, since it's the users desire */
288 if (ap
->a_conv
== AC_FIX_INCS
) {
289 ap
->a_charset
= ap
->a_input_charset
;
290 err
= __attach_file(ap
, fo
);
294 /* Otherwise we need to iterate over all possible output charsets */
295 if ((offs
= ftell(fo
)) == -1) {
299 charset_iter_recurse(charset_iter_orig
);
300 for (charset_iter_reset(NULL
);; charset_iter_next()) {
301 if (!charset_iter_is_valid()) {
305 err
= __attach_file(ap
, fo
);
306 if (err
== 0 || (err
!= EILSEQ
&& err
!= EINVAL
))
309 if (fseek(fo
, offs
, SEEK_SET
) == -1) {
313 if (ap
->a_conv
!= AC_DEFAULT
) {
317 ap
->a_charset
= NULL
;
319 charset_iter_restore(charset_iter_orig
);
326 __attach_file(struct attachment
*ap
, FILE *fo
) /* XXX linelength */
328 int err
= 0, do_iconv
;
331 enum conversion convert
;
333 size_t bufsize
, lncnt
, inlen
;
336 /* Either charset-converted temporary file, or plain path */
337 if (ap
->a_conv
== AC_TMPFILE
) {
339 assert(ftell(fi
) == 0);
340 } else if ((fi
= Fopen(ap
->a_name
, "r")) == NULL
) {
342 n_err(_("%s: %s\n"), n_shexp_quote_cp(ap
->a_name
, FAL0
), strerror(err
));
346 /* MIME part header for attachment */
347 { char const *bn
= ap
->a_name
, *ct
;
349 if ((ct
= strrchr(bn
, '/')) != NULL
)
351 ct
= ap
->a_content_type
;
352 charset
= ap
->a_charset
;
353 convert
= mime_type_classify_file(fi
, (char const**)&ct
,
354 &charset
, &do_iconv
);
355 if (charset
== NULL
|| ap
->a_conv
== AC_FIX_INCS
||
356 ap
->a_conv
== AC_TMPFILE
)
359 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
360 _put_ct(fo
, ct
, charset
) < 0 || _put_cte(fo
, convert
) < 0 ||
361 _put_cd(fo
, ap
->a_content_disposition
, bn
) < 0)
364 if ((bn
= ap
->a_content_id
) != NULL
&&
365 fprintf(fo
, "Content-ID: %s\n", bn
) == -1)
368 if ((bn
= ap
->a_content_description
) != NULL
&&
369 fprintf(fo
, "Content-Description: %s\n", bn
) == -1) /* TODO MIME! */
372 if (putc('\n', fo
) == EOF
) {
380 if (iconvd
!= (iconv_t
)-1)
381 n_iconv_close(iconvd
);
383 char const *tcs
= charset_get_lc();
384 if (asccasecmp(charset
, tcs
) &&
385 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
386 (err
= errno
) != 0) {
388 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
390 n_err(_("iconv_open: %s\n"), strerror(err
));
396 bufsize
= SEND_LINESIZE
;
397 buf
= smalloc(bufsize
);
398 if (convert
== CONV_TOQP
400 || iconvd
!= (iconv_t
)-1
405 if (convert
== CONV_TOQP
407 || iconvd
!= (iconv_t
)-1
410 if (fgetline(&buf
, &bufsize
, &lncnt
, &inlen
, fi
, 0) == NULL
)
412 } else if ((inlen
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
414 if (xmime_write(buf
, inlen
, fo
, convert
, TD_ICONV
) < 0) {
424 if (ap
->a_conv
!= AC_TMPFILE
)
432 _sendbundle_setup_creds(struct sendbundle
*sbp
, bool_t signing_caps
)
434 bool_t v15
, rv
= FAL0
;
441 v15
= ok_blook(v15_compat
);
442 shost
= (v15
? ok_vlook(smtp_hostname
) : NULL
);
443 from
= ((signing_caps
|| !v15
|| shost
== NULL
)
444 ? skin(myorigin(sbp
->sb_hp
)) : NULL
);
449 n_err(_("No *from* address for signing specified\n"));
453 sbp
->sb_signer
.l
= strlen(sbp
->sb_signer
.s
= from
);
457 if ((smtp
= ok_vlook(smtp
)) == NULL
) { /* TODO v15 url_creat(,ok_vlook(mta)*/
460 /* *smtp* OBSOLETE message in mta_start() */
461 if ((smtp
= ok_vlook(mta
)) == NULL
||
462 (proto
= n_servbyname(smtp
, NULL
)) == NULL
|| *proto
== '\0') {
468 if (!url_parse(&sbp
->sb_url
, CPROTO_SMTP
, smtp
))
475 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
477 __sendout_ident
= sbp
->sb_url
.url_u_h
.s
;
478 if (!ccred_lookup(&sbp
->sb_ccred
, &sbp
->sb_url
))
481 if (sbp
->sb_url
.url_had_user
|| sbp
->sb_url
.url_pass
.s
!= NULL
) {
482 n_err(_("New-style URL used without *v15-compat* being set\n"));
485 /* TODO part of the entire myorigin() disaster, get rid of this! */
488 n_err(_("Your configuration requires a *from* address, "
489 "but none was given\n"));
492 if (!ccred_lookup_old(&sbp
->sb_ccred
, CPROTO_SMTP
, from
))
494 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
498 #endif /* HAVE_SMTP */
499 #if defined HAVE_SSL || defined HAVE_SMTP
507 attach_message(struct attachment
*ap
, FILE *fo
)
514 fprintf(fo
, "\n--%s\nContent-Type: message/rfc822\n"
515 "Content-Disposition: inline\n", _sendout_boundary
);
516 if ((ccp
= ap
->a_content_description
) != NULL
)
517 fprintf(fo
, "Content-Description: %s\n", ccp
);/* TODO MIME! */
520 mp
= message
+ ap
->a_msgno
- 1;
522 rv
= (sendmp(mp
, fo
, 0, NULL
, SEND_RFC822
, NULL
) < 0) ? -1 : 0;
528 make_multipart(struct header
*hp
, int convert
, FILE *fi
, FILE *fo
,
529 char const *contenttype
, char const *charset
)
531 struct attachment
*att
;
535 fputs("This is a multi-part message in MIME format.\n", fo
);
536 if (fsize(fi
) != 0) {
538 size_t sz
, bufsize
, cnt
;
540 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
541 _put_ct(fo
, contenttype
, charset
) < 0 ||
542 _put_cte(fo
, convert
) < 0 ||
543 fprintf(fo
, "Content-Disposition: inline\n\n") < 0)
546 buf
= smalloc(bufsize
= SEND_LINESIZE
);
547 if (convert
== CONV_TOQP
549 || iconvd
!= (iconv_t
)-1
556 if (convert
== CONV_TOQP
558 || iconvd
!= (iconv_t
)-1
561 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
563 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
566 if (xmime_write(buf
, sz
, fo
, convert
, TD_ICONV
) < 0) {
577 for (att
= hp
->h_attach
; att
!= NULL
; att
= att
->a_flink
) {
579 if (attach_message(att
, fo
) != 0)
581 } else if (_attach_file(att
, fo
) != 0)
585 /* the final boundary with two attached dashes */
586 fprintf(fo
, "\n--%s--\n", _sendout_boundary
);
594 infix(struct header
*hp
, FILE *fi
) /* TODO check */
596 FILE *nfo
, *nfi
= NULL
;
598 char const *contenttype
, *charset
= NULL
;
599 enum conversion convert
;
600 int do_iconv
= 0, err
;
602 char const *tcs
, *convhdr
= NULL
;
606 if ((nfo
= Ftmp(&tempMail
, "infix", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
608 n_perr(_("temporary mail file"), 0);
611 if ((nfi
= Fopen(tempMail
, "r")) == NULL
) {
615 Ftmp_release(&tempMail
);
619 pstate
&= ~PS_HEADER_NEEDED_MIME
; /* TODO a hack should be carrier tracked */
621 contenttype
= "text/plain"; /* XXX mail body - always text/plain, want XX? */
622 if((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
)
623 contenttype
= option_Mm_arg
;
624 convert
= mime_type_classify_file(fi
, &contenttype
, &charset
, &do_iconv
);
627 tcs
= charset_get_lc();
628 if ((convhdr
= need_hdrconv(hp
))) {
629 if (iconvd
!= (iconv_t
)-1) /* XXX */
630 n_iconv_close(iconvd
);
631 if (asccasecmp(convhdr
, tcs
) != 0 &&
632 (iconvd
= n_iconv_open(convhdr
, tcs
)) == (iconv_t
)-1 &&
637 if (puthead(FAL0
, hp
, nfo
,
638 (GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GCOMMA
| GUA
| GMIME
| GMSGID
|
639 GIDENT
| GREF
| GDATE
), SEND_MBOX
, convert
, contenttype
, charset
))
642 if (iconvd
!= (iconv_t
)-1)
643 n_iconv_close(iconvd
);
647 if (do_iconv
&& charset
!= NULL
) { /*TODO charset->mime_type_classify_file*/
648 if (asccasecmp(charset
, tcs
) != 0 &&
649 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
650 (err
= errno
) != 0) {
653 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
655 n_perr("iconv_open", 0);
661 if (hp
->h_attach
!= NULL
) {
662 if (make_multipart(hp
, convert
, fi
, nfo
, contenttype
, charset
) != 0)
665 size_t sz
, bufsize
, cnt
;
668 if (convert
== CONV_TOQP
670 || iconvd
!= (iconv_t
)-1
676 buf
= smalloc(bufsize
= SEND_LINESIZE
);
678 if (convert
== CONV_TOQP
680 || iconvd
!= (iconv_t
)-1
683 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
685 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
687 if (xmime_write(buf
, sz
, nfo
, convert
, TD_ICONV
) < 0) {
694 if (err
|| ferror(fi
)) {
699 if (iconvd
!= (iconv_t
)-1)
700 n_iconv_close(iconvd
);
708 if (iconvd
!= (iconv_t
)-1)
709 n_iconv_close(iconvd
);
713 if ((err
= ferror(nfo
)))
714 n_perr(_("temporary mail file"), 0);
729 _check_dispo_notif(struct name
*mdn
, struct header
*hp
, FILE *fo
)
735 /* TODO smtp_disposition_notification (RFC 3798): relation to return-path
736 * TODO not yet checked */
737 if (!ok_blook(disposition_notification_send
))
740 if (mdn
!= NULL
&& mdn
!= (struct name
*)0x1)
742 else if ((from
= myorigin(hp
)) == NULL
) {
743 if (options
& OPT_D_V
)
744 n_err(_("*disposition-notification-send*: no *from* set\n"));
748 if (fmt("Disposition-Notification-To:", nalloc(UNCONST(from
), 0), fo
, 0))
756 sendmail_internal(void *v
, int recipient_record
)
763 memset(&head
, 0, sizeof head
);
764 head
.h_to
= lextract(str
, GTO
| GFULL
);
765 rv
= mail1(&head
, 0, NULL
, NULL
, recipient_record
, 0);
771 _outof(struct name
*names
, FILE *fo
, bool_t
*senderror
)
773 ui32_t pipecnt
, xcnt
, i
;
777 FILE *fin
= NULL
, *fout
;
780 /* Look through all recipients and do a quick return if no file or pipe
781 * addressee is found */
782 fda
= NULL
; /* Silence cc */
783 for (pipecnt
= xcnt
= 0, np
= names
; np
!= NULL
; np
= np
->n_flink
) {
784 if (np
->n_type
& GDEL
)
786 switch (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
) {
787 case NAME_ADDRSPEC_ISFILE
:
790 case NAME_ADDRSPEC_ISPIPE
:
795 if (pipecnt
== 0 && xcnt
== 0)
798 /* Otherwise create an array of file descriptors for each found pipe
799 * addressee to get around the dup(2)-shared-file-offset problem, i.e.,
800 * each pipe subprocess needs its very own file descriptor, and we need
802 * To make our life a bit easier let's just use the auto-reclaimed
804 if (pipecnt
== 0 || (options
& OPT_DEBUG
)) {
809 fda
= salloc(sizeof(int) * pipecnt
);
810 for (i
= 0; i
< pipecnt
; ++i
)
812 sh
= ok_vlook(SHELL
);
815 for (np
= names
; np
!= NULL
; np
= np
->n_flink
) {
816 if (!(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
))
819 /* In days of old we removed the entry from the the list; now for sake of
820 * header expansion we leave it in and mark it as deleted */
823 if(options
& OPT_D_VV
)
824 n_err(_(">>> Writing message via %s\n"),
825 n_shexp_quote_cp(np
->n_name
, FAL0
));
826 if(options
& OPT_DEBUG
)
829 /* See if we have copied the complete message out yet. If not, do so */
834 if ((fout
= Ftmp(&tempEdit
, "outof",
835 OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
)) == NULL
) {
836 n_perr(_("Creation of temporary image"), 0);
840 if ((image
= open(tempEdit
, O_RDWR
| _O_CLOEXEC
)) >= 0) {
842 for (i
= 0; i
< pipecnt
; ++i
) {
843 int fd
= open(tempEdit
, O_RDONLY
| _O_CLOEXEC
);
854 Ftmp_release(&tempEdit
);
857 n_perr(_("Creating descriptor duplicate of temporary image"), 0);
863 fprintf(fout
, "From %s %s", myname
, time_current
.tc_ctime
);
865 while (i
= c
, (c
= getc(fo
)) != EOF
)
873 n_perr(_("Finalizing write of temporary image"), 0);
879 /* If we have to serve file addressees, open reader */
880 if (xcnt
!= 0 && (fin
= Fdopen(image
, "r", FAL0
)) == NULL
) {
881 n_perr(_("Failed to open a temporary image duplicate"), 0);
889 /* From now on use xcnt as a counter for pipecnt */
893 /* Now either copy "image" to the desired file or give it as the standard
894 * input to the desired program as appropriate */
895 if (np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) {
900 sigaddset(&nset
, SIGHUP
);
901 sigaddset(&nset
, SIGINT
);
902 sigaddset(&nset
, SIGQUIT
);
903 pid
= start_command(sh
, &nset
, fda
[xcnt
++], COMMAND_FD_NULL
, "-c",
904 np
->n_name
+ 1, NULL
, NULL
);
906 n_err(_("Piping message to %s failed\n"),
907 n_shexp_quote_cp(np
->n_name
, FAL0
));
914 char const *fname
= file_expand(np
->n_name
), *fnameq
;
920 fnameq
= n_shexp_quote_cp(fname
, FAL0
);
922 if ((fout
= Zopen(fname
, "a")) == NULL
) {
923 n_err(_("Writing message to %s failed: %s\n"),
924 fnameq
, strerror(errno
));
929 while ((c
= getc(fin
)) != EOF
)
932 n_err(_("Writing message to %s failed: %s\n"),
933 fnameq
, _("write error"));
947 for (i
= 0; i
< pipecnt
; ++i
)
958 if (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
)
966 mightrecord(FILE *fp
, struct name
*to
, bool_t resend
)
973 if (options
& OPT_DEBUG
)
975 else if (to
!= NULL
) {
976 cp
= savestr(skinned_name(to
));
977 for (cq
= cp
; *cq
!= '\0' && *cq
!= '@'; ++cq
)
981 cp
= ok_vlook(record
);
984 if ((ep
= expand(cp
)) == NULL
) {
989 if (*ep
!= '/' && *ep
!= '+' && ok_blook(outfolder
) &&
990 which_protocol(ep
) == PROTO_FILE
) {
991 size_t i
= strlen(cp
);
992 cq
= salloc(i
+ 1 +1);
994 memcpy(cq
+ 1, cp
, i
+1);
996 if ((ep
= file_expand(cp
)) == NULL
) {
1002 if (!a_sendout__savemail(ep
, fp
, resend
)) {
1004 n_err(_("Failed to save message in %s - message not sent\n"),
1005 n_shexp_quote_cp(ep
, FAL0
));
1006 exit_status
|= EXIT_ERR
;
1007 savedeadletter(fp
, 1);
1016 a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
){
1018 size_t bufsize
, buflen
, cnt
;
1019 bool_t rv
, emptyline
;
1023 buf
= smalloc(bufsize
= LINESIZE
);
1024 rv
= emptyline
= FAL0
;
1026 if((fo
= Zopen(name
, "a+")) == NULL
){
1027 if((fo
= Zopen(name
, "wx")) == NULL
){
1034 /* TODO RETURN check, but be aware of protocols: v15: Mailbox->lock()! */
1035 n_file_lock(fileno(fo
), FLT_WRITE
, 0,0, UIZ_MAX
);
1040 if(fseek(fo
, -2L, SEEK_END
) == 0){ /* TODO Should be Mailbox::->append */
1041 switch(fread(buf
, sizeof *buf
, 2, fo
)){
1066 fprintf(fo
, "From %s %s", myname
, time_current
.tc_ctime
);
1067 for(emptyline
= FAL0
, buflen
= 0, cnt
= fsize(fp
);
1068 fgetline(&buf
, &bufsize
, &cnt
, &buflen
, fp
, 0) != NULL
;){
1069 /* Only if we are resending it can happen that we have to quote From_
1070 * lines here; we don't generate messages which are ambiguous ourselves */
1072 if(emptyline
&& is_head(buf
, buflen
, FAL0
))
1074 }DBG(else assert(!is_head(buf
, buflen
, FAL0
)); )
1076 emptyline
= (buflen
> 0 && *buf
== '\n');
1077 fwrite(buf
, sizeof *buf
, buflen
, fo
);
1079 if(buflen
> 0 && buf
[buflen
- 1] != '\n')
1099 _transfer(struct sendbundle
*sbp
)
1106 for (cnt
= 0, np
= sbp
->sb_to
; np
!= NULL
;) {
1107 char const k
[] = "smime-encrypt-";
1108 size_t nl
= strlen(np
->n_name
);
1109 char *cp
, *vs
= ac_alloc(sizeof(k
)-1 + nl
+1);
1110 memcpy(vs
, k
, sizeof(k
) -1);
1111 memcpy(vs
+ sizeof(k
) -1, np
->n_name
, nl
+1);
1113 if ((cp
= vok_vlook(vs
)) != NULL
) {
1117 if ((ef
= smime_encrypt(sbp
->sb_input
, cp
, np
->n_name
)) != NULL
) {
1118 FILE *fisave
= sbp
->sb_input
;
1119 struct name
*nsave
= sbp
->sb_to
;
1121 sbp
->sb_to
= ndup(np
, np
->n_type
& ~(GFULL
| GSKIN
));
1123 if (!__mta_start(sbp
))
1126 sbp
->sb_input
= fisave
;
1131 n_err(_("No SSL support compiled in\n"));
1134 n_err(_("Message not sent to: %s\n"), np
->n_name
);
1135 _sendout_error
= TRU1
;
1139 rewind(sbp
->sb_input
);
1141 if (np
->n_flink
!= NULL
)
1142 np
->n_flink
->n_blink
= np
->n_blink
;
1143 if (np
->n_blink
!= NULL
)
1144 np
->n_blink
->n_flink
= np
->n_flink
;
1145 if (np
== sbp
->sb_to
)
1146 sbp
->sb_to
= np
->n_flink
;
1155 if (cnt
> 0 && (ok_blook(smime_force_encryption
) || !__mta_start(sbp
)))
1162 __mta_start(struct sendbundle
*sbp
)
1166 char const **args
, *mta
;
1170 if((mta
= ok_vlook(smtp
)) != NULL
){
1171 OBSOLETE(_("please don't use *smtp*, but assign an SMTP URL to *mta*"));
1172 /* For *smtp* the smtp:// protocol was optional; be simple: don't check
1173 * that *smtp* is misused with file:// or so */
1174 if(n_servbyname(mta
, NULL
) == NULL
)
1175 mta
= savecat("smtp://", mta
);
1180 if((proto
= ok_vlook(sendmail
)) != NULL
)
1181 OBSOLETE(_("please use *mta* instead of *sendmail*"));
1182 if((mta
= ok_vlook(mta
)) == NULL
){ /* TODO v15: mta = ok_vlook(mta); */
1189 /* TODO for now this is pretty hacky: in v15 we should simply create
1190 * TODO an URL object; i.e., be able to do so, and it does it right
1191 * TODO I.e.,: url_creat(&url, ok_vlook(mta)); */
1192 else if((proto
= n_servbyname(mta
, NULL
)) != NULL
){
1194 mta
+= sizeof("file://") -1;
1203 char const *mta_base
;
1205 if((mta
= file_expand(mta_base
= mta
)) == NULL
){
1206 n_err(_("*mta* variable expansion failure: %s\n"),
1207 n_shexp_quote_cp(mta_base
, FAL0
));
1211 args
= __mta_prepare_args(sbp
->sb_to
, sbp
->sb_hp
);
1212 if (options
& OPT_DEBUG
) {
1213 __mta_debug(sbp
, mta
, args
);
1220 n_err(_("No SMTP support compiled in\n"));
1223 if (options
& OPT_DEBUG
) {
1224 (void)smtp_mta(sbp
);
1231 /* Fork, set up the temporary mail file as standard input for "mail", and
1232 * exec with the user list we generated far above */
1233 if ((pid
= fork_child()) == -1) {
1236 savedeadletter(sbp
->sb_input
, 0);
1237 _sendout_error
= TRU1
;
1242 sigaddset(&nset
, SIGHUP
);
1243 sigaddset(&nset
, SIGINT
);
1244 sigaddset(&nset
, SIGQUIT
);
1245 sigaddset(&nset
, SIGTSTP
);
1246 sigaddset(&nset
, SIGTTIN
);
1247 sigaddset(&nset
, SIGTTOU
);
1248 freopen("/dev/null", "r", stdin
);
1251 prepare_child(&nset
, 0, 1);
1260 prepare_child(&nset
, fileno(sbp
->sb_input
), -1);
1261 execv(mta
, UNCONST(args
));
1263 ecp
= (e
!= ENOENT
) ? strerror(e
)
1264 : _("executable not found (adjust *mta* variable)");
1265 n_err(_("Cannot start %s: %s\n"), n_shexp_quote_cp(mta
, FAL0
), ecp
);
1267 savedeadletter(sbp
->sb_input
, 1);
1268 n_err(_("... message not sent\n"));
1272 if ((options
& (OPT_DEBUG
| OPT_VERB
)) || ok_blook(sendwait
)) {
1273 if (!(rv
= wait_child(pid
, NULL
)))
1274 _sendout_error
= TRU1
;
1284 static char const **
1285 __mta_prepare_args(struct name
*to
, struct header
*hp
)
1287 size_t vas_cnt
, i
, j
;
1289 char const **args
, *cp
, *cp_v15compat
;
1293 if((cp_v15compat
= ok_vlook(sendmail_arguments
)) != NULL
)
1294 OBSOLETE(_("please use *mta-arguments*, not *sendmail-arguments*"));
1295 if((cp
= ok_vlook(mta_arguments
)) == NULL
)
1297 if ((cp
/* TODO v15: = ok_vlook(mta_arguments)*/) == NULL
) {
1301 /* Don't assume anything on the content but do allocate exactly j slots;
1302 * like this getrawlist will never overflow (and return -1) */
1304 vas
= salloc(sizeof(*vas
) * j
);
1305 vas_cnt
= (size_t)getrawlist(FAL0
, vas
, j
, cp
, j
);
1308 i
= 4 + smopts_cnt
+ vas_cnt
+ 4 + 1 + count(to
) + 1;
1309 args
= salloc(i
* sizeof(char*));
1311 if((cp_v15compat
= ok_vlook(sendmail_progname
)) != NULL
)
1312 OBSOLETE(_("please use *mta-argv0*, not *sendmail-progname*"));
1313 if((cp
= ok_vlook(mta_argv0
)) == NULL
)
1317 args
[0] = cp
/* TODO v15: = ok_vlook(mta_argv0) */;
1319 if ((snda
= ok_blook(sendmail_no_default_arguments
)))
1320 OBSOLETE(_("please use *mta-no-default-arguments*, "
1321 "not *sendmail-no-default-arguments*"));
1322 snda
|= ok_blook(mta_no_default_arguments
);
1323 if ((snda
/* TODO v15: = ok_blook(mta_no_default_arguments)*/))
1328 if (ok_blook(metoo
))
1330 if (options
& OPT_VERB
)
1334 for (j
= 0; j
< smopts_cnt
; ++j
, ++i
)
1335 args
[i
] = smopts
[j
];
1337 for (j
= 0; j
< vas_cnt
; ++j
, ++i
)
1340 /* -r option? In conjunction with -t we act compatible to postfix(1) and
1341 * ignore it (it is -f / -F there) if the message specified From:/Sender:.
1342 * The interdependency with -t has been resolved in puthead() */
1343 if (!snda
&& (options
& OPT_r_FLAG
)) {
1344 struct name
const *np
;
1346 if (hp
!= NULL
&& (np
= hp
->h_from
) != NULL
) {
1347 /* However, what wasn't resolved there was the case that the message
1348 * specified multiple From: addresses and a Sender: */
1349 if ((pstate
& PS_t_FLAG
) && hp
->h_sender
!= NULL
)
1352 if (np
->n_fullextra
!= NULL
) {
1354 args
[i
++] = np
->n_fullextra
;
1358 assert(option_r_arg
== NULL
);
1359 cp
= skin(myorigin(NULL
));
1368 /* Terminate option list to avoid false interpretation of system-wide
1369 * aliases that start with hyphen */
1373 /* Receivers follow */
1374 for (; to
!= NULL
; to
= to
->n_flink
)
1375 if (!(to
->n_type
& GDEL
))
1376 args
[i
++] = to
->n_name
;
1383 __mta_debug(struct sendbundle
*sbp
, char const *mta
, char const **args
)
1385 size_t cnt
, bufsize
, llen
;
1389 n_err(_(">>> MTA: %s, arguments:"), n_shexp_quote_cp(mta
, FAL0
));
1390 for (; *args
!= NULL
; ++args
)
1391 n_err(" %s", n_shexp_quote_cp(*args
, FAL0
));
1394 fflush_rewind(sbp
->sb_input
);
1396 cnt
= fsize(sbp
->sb_input
);
1399 while (fgetline(&buf
, &bufsize
, &cnt
, &llen
, sbp
->sb_input
, TRU1
) != NULL
) {
1401 n_err(">>> %s\n", buf
);
1409 _message_id(struct header
*hp
)
1411 char *rv
= NULL
, sep
;
1417 if (hp
!= NULL
&& hp
->h_message_id
!= NULL
) {
1418 i
= strlen(hp
->h_message_id
->n_name
);
1419 rl
= sizeof("Message-ID: <>") -1;
1420 rv
= salloc(rl
+ i
+1);
1421 memcpy(rv
, "Message-ID: <", --rl
);
1422 memcpy(rv
+ rl
, hp
->h_message_id
->n_name
, i
);
1429 if (ok_blook(message_id_disable
))
1434 if ((h
= __sendout_ident
) != NULL
)
1436 if (ok_vlook(hostname
) != NULL
) {
1442 if (hp
!= NULL
&& (h
= skin(myorigin(hp
))) != NULL
&& strchr(h
, '@') != NULL
)
1448 tmp
= &time_current
.tc_gm
;
1449 i
= sizeof("Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>") -1 +
1452 snprintf(rv
, i
, "Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>",
1453 tmp
->tm_year
+ 1900, tmp
->tm_mon
+ 1, tmp
->tm_mday
,
1454 tmp
->tm_hour
, tmp
->tm_min
, tmp
->tm_sec
,
1455 getrandstring(rl
), sep
, h
);
1456 rv
[i
] = '\0'; /* Because we don't test snprintf(3) return */
1463 fmt(char const *str
, struct name
*np
, FILE *fo
, enum fmt_flags ff
)
1471 } m
= (ff
& GCOMMA
) ? m_COMMA
: 0;
1478 fwrite(str
, sizeof *str
, col
, fo
);
1480 #define _X(S) (col == sizeof(S) -1 && !asccasecmp(str, S))
1483 } else if (_X("reply-to:") || _X("mail-followup-to:") ||
1484 _X("references:") || _X("disposition-notification-to:"))
1485 m
|= m_NOPF
| m_NONAME
;
1486 else if (ok_blook(add_file_recipients
)) {
1488 } else if (_X("to:") || _X("cc:") || _X("bcc:") || _X("resent-to:"))
1493 for (; np
!= NULL
; np
= np
->n_flink
) {
1494 if (is_addr_invalid(np
,
1495 EACM_NOLOG
| (m
& m_NONAME
? EACM_NONAME
: EACM_NONE
)))
1497 /* File and pipe addresses only printed with set *add-file-recipients* */
1498 if ((m
& m_NOPF
) && is_fileorpipe_addr(np
))
1501 if ((m
& (m_INIT
| m_COMMA
)) == (m_INIT
| m_COMMA
)) {
1502 if (putc(',', fo
) == EOF
)
1508 len
= strlen(np
->n_fullname
);
1509 if (np
->n_flags
& GREF
)
1511 ++col
; /* The separating space */
1512 if ((m
& m_INIT
) && /*col > 1 &&*/ UICMP(z
, col
+ len
, >, 72)) {
1513 if (fputs("\n ", fo
) == EOF
)
1519 m
= (m
& ~m_CSEEN
) | m_INIT
;
1522 char *hb
= np
->n_fullname
;
1523 /* GREF needs to be placed in angle brackets, but which are missing */
1524 if (np
->n_type
& GREF
) {
1525 hb
= ac_alloc(len
+ 2 +1);
1529 memcpy(hb
+ 1, np
->n_fullname
, len
);
1532 len
= xmime_write(hb
, len
, fo
,
1533 ((ff
& FMT_DOMIME
) ? CONV_TOHDR_A
: CONV_NONE
), TD_ICONV
);
1534 if (np
->n_type
& GREF
)
1542 if (putc('\n', fo
) != EOF
)
1550 infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
, struct name
*to
,
1553 size_t cnt
, c
, bufsize
= 0;
1556 struct name
*fromfield
= NULL
, *senderfield
= NULL
, *mdn
;
1562 /* Write the Resent-Fields */
1564 fputs("Resent-", fo
);
1566 if ((cp
= myaddrs(NULL
)) != NULL
) {
1567 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-From:", fo
,
1571 /* TODO RFC 5322: Resent-Sender SHOULD NOT be used if it's EQ -From: */
1572 if ((cp
= ok_vlook(sender
)) != NULL
) {
1573 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-Sender:", fo
,
1577 if (fmt("Resent-To:", to
, fo
, FMT_COMMA
))
1579 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
1580 (cp
= _message_id(NULL
)) != NULL
)
1581 fprintf(fo
, "Resent-%s\n", cp
);
1584 if ((mdn
= UNCONST(check_from_and_sender(fromfield
, senderfield
))) == NULL
)
1586 if (!_check_dispo_notif(mdn
, NULL
, fo
))
1589 /* Write the original headers */
1591 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1593 if (ascncasecmp("status:", buf
, 7) &&
1594 ascncasecmp("disposition-notification-to:", buf
, 28) &&
1595 !is_head(buf
, c
, FAL0
))
1596 fwrite(buf
, sizeof *buf
, c
, fo
);
1597 if (cnt
> 0 && *buf
== '\n')
1601 /* Write the message body */
1603 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1605 if (cnt
== 0 && *buf
== '\n')
1607 fwrite(buf
, sizeof *buf
, c
, fo
);
1612 n_perr(_("temporary mail file"), 0);
1622 mail(struct name
*to
, struct name
*cc
, struct name
*bcc
, char *subject
,
1623 struct attachment
*attach
, char *quotefile
, int recipient_record
)
1629 memset(&head
, 0, sizeof head
);
1631 /* The given subject may be in RFC1522 format. */
1632 if (subject
!= NULL
) {
1634 in
.l
= strlen(subject
);
1635 mime_fromhdr(&in
, &out
, /* TODO ??? TD_ISPR |*/ TD_ICONV
);
1636 head
.h_subject
= out
.s
;
1641 head
.h_attach
= attach
;
1643 mail1(&head
, 0, NULL
, quotefile
, recipient_record
, 0);
1645 if (subject
!= NULL
)
1657 rv
= sendmail_internal(v
, 0);
1668 rv
= sendmail_internal(v
, 1);
1674 mail1(struct header
*hp
, int printheaders
, struct message
*quote
,
1675 char *quotefile
, int recipient_record
, int doprefix
)
1677 struct sendbundle sb
;
1681 enum okay rv
= STOP
;
1684 _sendout_error
= FAL0
;
1685 __sendout_ident
= NULL
;
1687 /* Update some globals we likely need first */
1688 time_current_update(&time_current
, TRU1
);
1690 /* Collect user's mail from standard input. Get the result as mtf */
1691 mtf
= collect(hp
, printheaders
, quote
, quotefile
, doprefix
, &_sendout_error
);
1698 if (options
& OPT_INTERACTIVE
) {
1699 if (ok_blook(asksign
))
1700 dosign
= getapproval(_("Sign this message"), TRU1
);
1703 if (fsize(mtf
) == 0) {
1704 if (options
& OPT_E_FLAG
)
1706 if (hp
->h_subject
== NULL
)
1707 printf(_("No message, no subject; hope that's ok\n"));
1708 else if (ok_blook(bsdcompat
) || ok_blook(bsdmsgs
))
1709 printf(_("Null message body; hope that's ok\n"));
1712 if (dosign
== TRUM1
)
1713 dosign
= ok_blook(smime_sign
); /* TODO USER@HOST <-> *from* +++!!! */
1716 n_err(_("No SSL support compiled in\n"));
1721 /* XXX Update time_current again; once collect() offers editing of more
1722 * XXX headers, including Date:, this must only happen if Date: is the
1723 * XXX same that it was before collect() (e.g., postponing etc.).
1724 * XXX But *do* update otherwise because the mail seems to be backdated
1725 * XXX if the user edited some time, which looks odd and it happened
1726 * XXX to me that i got mis-dated response mails due to that... */
1727 time_current_update(&time_current
, TRU1
);
1729 /* TODO hrmpf; the MIME/send layer rewrite MUST address the init crap:
1730 * TODO setup the header ONCE; note this affects edit.c, collect.c ...,
1731 * TODO but: offer a hook that rebuilds/expands/checks/fixates all
1732 * TODO header fields ONCE, call that ONCE after user editing etc. has
1733 * TODO completed (one edit cycle) */
1735 /* Take the user names from the combined to and cc lists and do all the
1736 * alias processing. The POSIX standard says:
1737 * The names shall be substituted when alias is used as a recipient
1738 * address specified by the user in an outgoing message (that is,
1739 * other recipients addressed indirectly through the reply command
1740 * shall not be substituted in this manner).
1741 * S-nail thus violates POSIX, as has been pointed out correctly by
1742 * Martin Neitzel, but logic and usability of POSIX standards is not seldom
1743 * disputable anyway. Go for user friendliness */
1745 to
= namelist_vaporise_head(hp
,
1747 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
1748 TRU1
, &_sendout_error
);
1750 n_err(_("No recipients specified\n"));
1753 if (_sendout_error
< 0) {
1754 n_err(_("Some addressees were classified as \"hard error\"\n"));
1759 memset(&sb
, 0, sizeof sb
);
1763 if ((dosign
|| count_nonlocal(to
) > 0) &&
1764 !_sendbundle_setup_creds(&sb
, (dosign
> 0)))
1765 /* TODO saving $DEAD and recovering etc is not yet well defined */
1768 /* 'Bit ugly kind of control flow until we find a charset that does it */
1769 for (charset_iter_reset(hp
->h_charset
);; charset_iter_next()) {
1772 if (!charset_iter_is_valid())
1774 else if ((nmtf
= infix(hp
, mtf
)) != NULL
)
1776 else if ((err
= errno
) == EILSEQ
|| err
== EINVAL
) {
1781 n_perr(_("Failed to create encoded message"), 0);
1789 if ((nmtf
= smime_sign(mtf
, sb
.sb_signer
.s
)) == NULL
)
1796 /* TODO truly - i still don't get what follows: (1) we deliver file
1797 * TODO and pipe addressees, (2) we mightrecord() and (3) we transfer
1798 * TODO even if (1) savedeadletter() etc. To me this doesn't make sense? */
1800 /* Deliver pipe and file addressees */
1801 to
= _outof(to
, mtf
, &_sendout_error
);
1803 savedeadletter(mtf
, FAL0
);
1805 to
= elide(to
); /* XXX needed only to drop GDELs due to _outof()! */
1807 { ui32_t cnt
= count(to
);
1808 if ((!recipient_record
|| cnt
> 0) &&
1809 !mightrecord(mtf
, (recipient_record
? to
: NULL
), FAL0
))
1817 } else if (!_sendout_error
)
1824 exit_status
|= EXIT_SEND_ERROR
;
1829 _sendout_error
= TRU1
;
1830 savedeadletter(mtf
, TRU1
);
1831 n_err(_("... message not sent\n"));
1836 mkdate(FILE *fo
, char const *field
)
1838 struct tm tmpgm
, *tmptr
;
1839 int tzdiff
, tzdiff_hour
, tzdiff_min
, rv
;
1842 memcpy(&tmpgm
, &time_current
.tc_gm
, sizeof tmpgm
);
1843 tzdiff
= time_current
.tc_time
- mktime(&tmpgm
);
1844 tzdiff_hour
= (int)(tzdiff
/ 60);
1845 tzdiff_min
= tzdiff_hour
% 60;
1847 tmptr
= &time_current
.tc_local
;
1848 if (tmptr
->tm_isdst
> 0)
1850 rv
= fprintf(fo
, "%s: %s, %02d %s %04d %02d:%02d:%02d %+05d\n",
1852 weekday_names
[tmptr
->tm_wday
],
1853 tmptr
->tm_mday
, month_names
[tmptr
->tm_mon
],
1854 tmptr
->tm_year
+ 1900, tmptr
->tm_hour
,
1855 tmptr
->tm_min
, tmptr
->tm_sec
,
1856 tzdiff_hour
* 100 + tzdiff_min
);
1862 puthead(bool_t nosend_msg
, struct header
*hp
, FILE *fo
, enum gfield w
,
1863 enum sendaction action
, enum conversion convert
, char const *contenttype
,
1864 char const *charset
)
1866 #define FMT_CC_AND_BCC() \
1868 if ((w & GCC) && (hp->h_cc != NULL || nosend_msg == TRUM1)) {\
1869 if (fmt("Cc:", hp->h_cc, fo, ff))\
1873 if ((w & GBCC) && (hp->h_bcc != NULL || nosend_msg == TRUM1)) {\
1874 if (fmt("Bcc:", hp->h_bcc, fo, ff))\
1882 struct name
*np
, *fromasender
= NULL
;
1883 int stealthmua
, rv
= 1;
1888 if ((addr
= ok_vlook(stealthmua
)) != NULL
)
1889 stealthmua
= !strcmp(addr
, "noagent") ? -1 : 1;
1893 nodisp
= (action
!= SEND_TODISP
);
1894 ff
= (w
& (GCOMMA
| GFILES
)) | (nodisp
? FMT_DOMIME
: 0);
1897 mkdate(fo
, "Date"), ++gotcha
;
1899 if (hp
->h_from
== NULL
|| hp
->h_sender
== NULL
)
1900 setup_from_and_sender(hp
);
1902 if (hp
->h_from
!= NULL
) {
1903 if (fmt("From:", hp
->h_from
, fo
, ff
))
1908 if (hp
->h_sender
!= NULL
) {
1909 if (fmt("Sender:", hp
->h_sender
, fo
, ff
))
1914 fromasender
= UNCONST(check_from_and_sender(hp
->h_from
, hp
->h_sender
));
1915 if (fromasender
== NULL
)
1917 /* Note that fromasender is (NULL,) 0x1 or real sender here */
1920 if ((w
& GTO
) && (hp
->h_to
!= NULL
|| nosend_msg
== TRUM1
)) {
1921 if (fmt("To:", hp
->h_to
, fo
, ff
))
1926 if (!ok_blook(bsdcompat
) && !ok_blook(bsdorder
))
1929 if ((w
& GSUBJECT
) && (hp
->h_subject
!= NULL
|| nosend_msg
== TRUM1
)) {
1930 fwrite("Subject: ", sizeof(char), 9, fo
);
1931 if (hp
->h_subject
!= NULL
) {
1932 char *sub
= subject_re_trim(hp
->h_subject
);
1933 size_t sublen
= strlen(sub
);
1935 /* Trimmed something, (re-)add Re: */
1936 if (sub
!= hp
->h_subject
) {
1937 fwrite("Re: ", sizeof(char), 4, fo
); /* RFC mandates eng. "Re: " */
1939 xmime_write(sub
, sublen
, fo
,
1940 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1941 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1944 /* This may be, e.g., a Fwd: XXX yes, unfortunately we do like that */
1945 else if (*sub
!= '\0') {
1946 if (xmime_write(sub
, sublen
, fo
, (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1947 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1955 if (ok_blook(bsdcompat
) || ok_blook(bsdorder
))
1958 if ((w
& GMSGID
) && stealthmua
<= 0 && (addr
= _message_id(hp
)) != NULL
) {
1964 if ((np
= hp
->h_ref
) != NULL
&& (w
& GREF
)) {
1965 if (fmt("References:", np
, fo
, 0))
1967 if (hp
->h_in_reply_to
== NULL
&& np
->n_name
!= NULL
) {
1968 while (np
->n_flink
!= NULL
)
1970 if (!is_addr_invalid(np
, /* TODO check that on parser side! */
1971 /*EACM_STRICT | TODO '/' valid!! */ EACM_NOLOG
| EACM_NONAME
)) {
1972 fprintf(fo
, "In-Reply-To: <%s>\n",np
->n_name
);/*TODO RFC5322 3.6.4*/
1975 n_err(_("Invalid address in mail header: %s\n"), np
->n_name
);
1980 if ((np
= hp
->h_in_reply_to
) != NULL
&& (w
& GREF
)) {
1981 fprintf(fo
, "In-Reply-To: <%s>\n", np
->n_name
);/*TODO RFC 5322 3.6.4*/
1986 /* Reply-To:. Be careful not to destroy a possible user input, duplicate
1987 * the list first.. TODO it is a terrible codebase.. */
1988 if ((np
= hp
->h_replyto
) != NULL
)
1989 np
= namelist_dup(np
, np
->n_type
);
1990 else if ((addr
= ok_vlook(replyto
)) != NULL
)
1991 np
= lextract(addr
, GEXTRA
| GFULL
);
1994 checkaddrs(usermap(np
, TRU1
), EACM_STRICT
| EACM_NOLOG
,
1996 if (fmt("Reply-To:", np
, fo
, ff
))
2002 if ((w
& GIDENT
) && !nosend_msg
) {
2003 /* Mail-Followup-To: TODO factor out this huge block of code */
2004 /* Place ourselfs in there if any non-subscribed list is an addressee */
2005 if ((hp
->h_flags
& HF_LIST_REPLY
) || hp
->h_mft
!= NULL
||
2006 ok_blook(followup_to
)) {
2007 enum {_ANYLIST
=1<<(HF__NEXT_SHIFT
+0), _HADMFT
=1<<(HF__NEXT_SHIFT
+1)};
2009 ui32_t f
= hp
->h_flags
| (hp
->h_mft
!= NULL
? _HADMFT
: 0);
2010 struct name
*mft
, *x
;
2012 /* But for that, we have to remove all incarnations of ourselfs first.
2013 * TODO It is total crap that we have delete_alternates(), is_myname()
2014 * TODO or whatever; these work only with variables, not with data
2015 * TODO that is _currently_ in some header fields!!! v15.0: complete
2016 * TODO rewrite, object based, lazy evaluated, on-the-fly marked.
2017 * TODO then this should be a really cheap thing in here... */
2018 np
= elide(delete_alternates(cat(
2019 namelist_dup(hp
->h_to
, GEXTRA
| GFULL
),
2020 namelist_dup(hp
->h_cc
, GEXTRA
| GFULL
))));
2021 addr
= hp
->h_list_post
;
2023 for (mft
= NULL
; (x
= np
) != NULL
;) {
2027 if ((ml
= is_mlist(x
->n_name
, FAL0
)) == MLIST_OTHER
&&
2028 addr
!= NULL
&& !asccasecmp(addr
, x
->n_name
))
2031 /* Any non-subscribed list? Add ourselves */
2036 case MLIST_SUBSCRIBED
:
2040 if (!(f
& HF_LIST_REPLY
)) {
2042 if (!is_addr_invalid(x
,
2043 EACM_STRICT
| EACM_NOLOG
| EACM_NONAME
)) {
2046 } /* XXX write some warning? if verbose?? */
2049 /* And if this is a reply that honoured a MFT: header then we'll
2050 * also add all members of the original MFT: that are still
2051 * addressed by us, regardless of all other circumstances */
2052 else if (f
& _HADMFT
) {
2054 for (ox
= hp
->h_mft
; ox
!= NULL
; ox
= ox
->n_flink
)
2055 if (!asccasecmp(ox
->n_name
, x
->n_name
))
2062 if (f
& (_ANYLIST
| _HADMFT
) && mft
!= NULL
) {
2063 if (((f
& HF_MFT_SENDER
) ||
2064 ((f
& (_ANYLIST
| _HADMFT
)) == _HADMFT
)) &&
2065 (np
= fromasender
) != NULL
&& np
!= (struct name
*)0x1) {
2066 np
= ndup(np
, (np
->n_type
& ~GMASK
) | GEXTRA
| GFULL
);
2071 if (fmt("Mail-Followup-To:", mft
, fo
, ff
))
2077 if (!_check_dispo_notif(fromasender
, hp
, fo
))
2081 if ((w
& GUA
) && stealthmua
== 0)
2082 fprintf(fo
, "User-Agent: %s %s\n", uagent
, ok_vlook(version
)), ++gotcha
;
2084 /* The user may have placed headers when editing */
2086 struct n_header_field
*hfp
;
2088 if((hfp
= hp
->h_user_headers
) != NULL
){
2089 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2095 /* Custom headers, as via `customhdr' */
2097 struct n_header_field
*hfp
;
2099 /* With iconv support we likely have a cached result */
2100 if((hfp
= hp
->h_custom_headers
) == NULL
)
2101 hp
->h_custom_headers
= hfp
= n_customhdr_query();
2103 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2109 /* We don't need MIME unless.. we need MIME?! */
2110 if ((w
& GMIME
) && ((pstate
& PS_HEADER_NEEDED_MIME
) ||
2111 hp
->h_attach
!= NULL
||
2112 ((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
) ||
2113 convert
!= CONV_7BIT
|| asccasecmp(charset
, "US-ASCII"))) {
2115 fputs("MIME-Version: 1.0\n", fo
);
2116 if (hp
->h_attach
!= NULL
) {
2117 _sendout_boundary
= mime_param_boundary_create();/*TODO carrier*/
2118 fprintf(fo
, "Content-Type: multipart/mixed;\n boundary=\"%s\"\n",
2121 if (_put_ct(fo
, contenttype
, charset
) < 0 || _put_cte(fo
, convert
) < 0)
2126 if (gotcha
&& (w
& GNL
))
2132 #undef FMT_CC_AND_BCC
2136 resend_msg(struct message
*mp
, struct name
*to
, int add_resent
) /* TODO check */
2138 struct sendbundle sb
;
2139 FILE *ibuf
, *nfo
, *nfi
;
2141 enum okay rv
= STOP
;
2144 _sendout_error
= FAL0
;
2145 __sendout_ident
= NULL
;
2147 /* Update some globals we likely need first */
2148 time_current_update(&time_current
, TRU1
);
2150 if ((to
= checkaddrs(to
,
2152 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
2153 &_sendout_error
)) == NULL
)
2155 /* For the _sendout_error<0 case we want to wait until we can write DEAD! */
2156 if (_sendout_error
< 0)
2157 n_err(_("Some addressees were classified as \"hard error\"\n"));
2159 if ((nfo
= Ftmp(&tempMail
, "resend", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
2161 _sendout_error
= TRU1
;
2162 n_perr(_("temporary mail file"), 0);
2165 if ((nfi
= Fopen(tempMail
, "r")) == NULL
)
2166 n_perr(tempMail
, 0);
2167 Ftmp_release(&tempMail
);
2171 if ((ibuf
= setinput(&mb
, mp
, NEED_BODY
)) == NULL
)
2174 memset(&sb
, 0, sizeof sb
);
2177 if (count_nonlocal(to
) > 0 && !_sendbundle_setup_creds(&sb
, FAL0
))
2178 /* ..wait until we can write DEAD */
2179 _sendout_error
= -1;
2181 if (infix_resend(ibuf
, nfo
, mp
, to
, add_resent
) != 0) {
2183 savedeadletter(nfi
, TRU1
);
2184 n_err(_("... message not sent\n"));
2189 _sendout_error
= TRU1
;
2193 if (_sendout_error
< 0)
2199 to
= _outof(to
, nfi
, &_sendout_error
);
2202 savedeadletter(nfi
, FAL0
);
2204 if (count(to
= elide(to
)) != 0) {
2205 if (!ok_blook(record_resent
) || mightrecord(nfi
, NULL
, TRU1
)) {
2207 /*sb.sb_input = nfi;*/
2211 } else if (!_sendout_error
)
2217 exit_status
|= EXIT_SEND_ERROR
;
2223 savedeadletter(FILE *fp
, bool_t fflush_rewind_first
){
2224 struct n_string line
;
2226 enum {a_NONE
, a_INIT
= 1<<0, a_BODY
= 1<<1, a_NL
= 1<<2} flags
;
2229 char const *cp
, *cpq
;
2235 if(fflush_rewind_first
){
2242 cp
= n_getdeadletter();
2243 cpq
= n_shexp_quote_cp(cp
, FAL0
);
2245 if(options
& OPT_DEBUG
){
2246 n_err(_(">>> Would (try to) write $DEAD %s\n"), cpq
);
2250 if((dbuf
= Fopen(cp
, "w")) == NULL
){
2251 n_perr(_("Cannot save to $DEAD"), 0);
2254 n_file_lock(fileno(dbuf
), FLT_WRITE
, 0,0, UIZ_MAX
); /* XXX Natomic */
2259 /* TODO savedeadletter() non-conforming: should check whether we have any
2260 * TODO headers, if not we need to place "something", anything will do.
2261 * TODO MIME is completely missing, we use MBOXO quoting!! Yuck.
2262 * TODO I/O error handling missing. Yuck! */
2263 n_string_reserve(n_string_creat_auto(&line
), 2 * SEND_LINESIZE
);
2264 bytes
= (ul_i
)fprintf(dbuf
, "From %s %s", myname
, time_current
.tc_ctime
);
2266 for(flags
= a_NONE
, c
= '\0'; c
!= EOF
; bytes
+= line
.s_len
, ++lines
){
2267 n_string_trunc(&line
, 0);
2268 while((c
= getc(fp
)) != EOF
&& c
!= '\n')
2269 n_string_push_c(&line
, c
);
2271 /* TODO It may be that we have only some plain text. It may be that we
2272 * TODO have a complete MIME encoded message. We don't know, and we
2273 * TODO have no usable mechanism to dig it!! tWe need v15! */
2274 if(!(flags
& a_INIT
)){
2277 /* Throw away leading empty lines! */
2280 for(i
= 0; i
< line
.s_len
; ++i
){
2281 if(fieldnamechar(line
.s_dat
[i
]))
2283 if(line
.s_dat
[i
] == ':'){
2287 /* We have no headers, this is already a body line! */
2288 flags
|= a_INIT
| a_BODY
;
2292 /* Well, i had to check whether the RFC allows this. Assume we've
2293 * passed the headers, too, then! */
2295 flags
|= a_INIT
| a_BODY
;
2298 if(line
.s_len
>= 5 && !memcmp(line
.s_dat
, "From ", 5))
2299 n_string_unshift_c(&line
, '>');
2302 flags
|= a_BODY
| a_NL
;
2306 n_string_push_c(&line
, '\n');
2307 fwrite(line
.s_dat
, sizeof *line
.s_dat
, line
.s_len
, dbuf
);
2309 if(!(flags
& a_NL
)){
2314 n_string_gut(&line
);
2317 printf("%lu/%lu\n", lines
, bytes
);
2325 #undef SEND_LINESIZE