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 - 2015 Steffen (Daode) Nurpmeso <sdaoden@users.sf.net>.
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 wether 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
);
105 static int __savemail(char const *name
, FILE *fp
);
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"), ap
->a_name
, strerror(errno
));
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
) {
462 if (!url_parse(&sbp
->sb_url
, CPROTO_SMTP
, smtp
))
469 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
471 __sendout_ident
= sbp
->sb_url
.url_u_h
.s
;
472 if (!ccred_lookup(&sbp
->sb_ccred
, &sbp
->sb_url
))
475 if (sbp
->sb_url
.url_had_user
|| sbp
->sb_url
.url_pass
.s
!= NULL
) {
476 n_err(_("New-style URL used without *v15-compat* being set\n"));
479 /* TODO part of the entire myorigin() disaster, get rid of this! */
482 n_err(_("Your configuration requires a *from* address, "
483 "but none was given\n"));
486 if (!ccred_lookup_old(&sbp
->sb_ccred
, CPROTO_SMTP
, from
))
488 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
492 #endif /* HAVE_SMTP */
493 #if defined HAVE_SSL || defined HAVE_SMTP
501 attach_message(struct attachment
*ap
, FILE *fo
)
508 fprintf(fo
, "\n--%s\nContent-Type: message/rfc822\n"
509 "Content-Disposition: inline\n", _sendout_boundary
);
510 if ((ccp
= ap
->a_content_description
) != NULL
)
511 fprintf(fo
, "Content-Description: %s\n", ccp
);/* TODO MIME! */
514 mp
= message
+ ap
->a_msgno
- 1;
516 rv
= (sendmp(mp
, fo
, 0, NULL
, SEND_RFC822
, NULL
) < 0) ? -1 : 0;
522 make_multipart(struct header
*hp
, int convert
, FILE *fi
, FILE *fo
,
523 char const *contenttype
, char const *charset
)
525 struct attachment
*att
;
529 fputs("This is a multi-part message in MIME format.\n", fo
);
530 if (fsize(fi
) != 0) {
532 size_t sz
, bufsize
, cnt
;
534 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
535 _put_ct(fo
, contenttype
, charset
) < 0 ||
536 _put_cte(fo
, convert
) < 0 ||
537 fprintf(fo
, "Content-Disposition: inline\n\n") < 0)
540 buf
= smalloc(bufsize
= SEND_LINESIZE
);
541 if (convert
== CONV_TOQP
543 || iconvd
!= (iconv_t
)-1
550 if (convert
== CONV_TOQP
552 || iconvd
!= (iconv_t
)-1
555 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
557 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
560 if (xmime_write(buf
, sz
, fo
, convert
, TD_ICONV
) < 0) {
571 for (att
= hp
->h_attach
; att
!= NULL
; att
= att
->a_flink
) {
573 if (attach_message(att
, fo
) != 0)
575 } else if (_attach_file(att
, fo
) != 0)
579 /* the final boundary with two attached dashes */
580 fprintf(fo
, "\n--%s--\n", _sendout_boundary
);
588 infix(struct header
*hp
, FILE *fi
) /* TODO check */
590 FILE *nfo
, *nfi
= NULL
;
592 char const *contenttype
, *charset
= NULL
;
593 enum conversion convert
;
594 int do_iconv
= 0, err
;
596 char const *tcs
, *convhdr
= NULL
;
600 if ((nfo
= Ftmp(&tempMail
, "infix", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
602 n_perr(_("temporary mail file"), 0);
605 if ((nfi
= Fopen(tempMail
, "r")) == NULL
) {
609 Ftmp_release(&tempMail
);
613 pstate
&= ~PS_HEADER_NEEDED_MIME
; /* TODO a hack should be carrier tracked */
615 contenttype
= "text/plain"; /* XXX mail body - always text/plain, want XX? */
616 if((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
)
617 contenttype
= option_Mm_arg
;
618 convert
= mime_type_classify_file(fi
, &contenttype
, &charset
, &do_iconv
);
621 tcs
= charset_get_lc();
622 if ((convhdr
= need_hdrconv(hp
))) {
623 if (iconvd
!= (iconv_t
)-1) /* XXX */
624 n_iconv_close(iconvd
);
625 if (asccasecmp(convhdr
, tcs
) != 0 &&
626 (iconvd
= n_iconv_open(convhdr
, tcs
)) == (iconv_t
)-1 &&
631 if (puthead(FAL0
, hp
, nfo
,
632 (GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GCOMMA
| GUA
| GMIME
| GMSGID
|
633 GIDENT
| GREF
| GDATE
), SEND_MBOX
, convert
, contenttype
, charset
))
636 if (iconvd
!= (iconv_t
)-1)
637 n_iconv_close(iconvd
);
641 if (do_iconv
&& charset
!= NULL
) { /*TODO charset->mime_type_classify_file*/
642 if (asccasecmp(charset
, tcs
) != 0 &&
643 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
644 (err
= errno
) != 0) {
647 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
649 n_perr("iconv_open", 0);
655 if (hp
->h_attach
!= NULL
) {
656 if (make_multipart(hp
, convert
, fi
, nfo
, contenttype
, charset
) != 0)
659 size_t sz
, bufsize
, cnt
;
662 if (convert
== CONV_TOQP
664 || iconvd
!= (iconv_t
)-1
670 buf
= smalloc(bufsize
= SEND_LINESIZE
);
672 if (convert
== CONV_TOQP
674 || iconvd
!= (iconv_t
)-1
677 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
679 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
681 if (xmime_write(buf
, sz
, nfo
, convert
, TD_ICONV
) < 0) {
688 if (err
|| ferror(fi
)) {
693 if (iconvd
!= (iconv_t
)-1)
694 n_iconv_close(iconvd
);
702 if (iconvd
!= (iconv_t
)-1)
703 n_iconv_close(iconvd
);
707 if ((err
= ferror(nfo
)))
708 n_perr(_("temporary mail file"), 0);
723 _check_dispo_notif(struct name
*mdn
, struct header
*hp
, FILE *fo
)
729 /* TODO smtp_disposition_notification (RFC 3798): relation to return-path
730 * TODO not yet checked */
731 if (!ok_blook(disposition_notification_send
))
734 if (mdn
!= NULL
&& mdn
!= (struct name
*)0x1)
736 else if ((from
= myorigin(hp
)) == NULL
) {
737 if (options
& OPT_D_V
)
738 n_err(_("*disposition-notification-send*: no *from* set\n"));
742 if (fmt("Disposition-Notification-To:", nalloc(UNCONST(from
), 0), fo
, 0))
750 sendmail_internal(void *v
, int recipient_record
)
757 memset(&head
, 0, sizeof head
);
758 head
.h_to
= lextract(str
, GTO
| GFULL
);
759 rv
= mail1(&head
, 0, NULL
, NULL
, recipient_record
, 0);
765 _outof(struct name
*names
, FILE *fo
, bool_t
*senderror
)
767 ui32_t pipecnt
, xcnt
, i
;
771 FILE *fin
= NULL
, *fout
;
774 /* Look through all recipients and do a quick return if no file or pipe
775 * addressee is found */
776 fda
= NULL
; /* Silence cc */
777 for (pipecnt
= xcnt
= 0, np
= names
; np
!= NULL
; np
= np
->n_flink
) {
778 if (np
->n_type
& GDEL
)
780 switch (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
) {
781 case NAME_ADDRSPEC_ISFILE
:
784 case NAME_ADDRSPEC_ISPIPE
:
789 if (pipecnt
== 0 && xcnt
== 0)
792 /* Otherwise create an array of file descriptors for each found pipe
793 * addressee to get around the dup(2)-shared-file-offset problem, i.e.,
794 * each pipe subprocess needs its very own file descriptor, and we need
796 * To make our life a bit easier let's just use the auto-reclaimed
798 if (pipecnt
== 0 || (options
& OPT_DEBUG
)) {
803 fda
= salloc(sizeof(int) * pipecnt
);
804 for (i
= 0; i
< pipecnt
; ++i
)
806 sh
= ok_vlook(SHELL
);
809 for (np
= names
; np
!= NULL
; np
= np
->n_flink
) {
810 if (!(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
))
813 /* In days of old we removed the entry from the the list; now for sake of
814 * header expansion we leave it in and mark it as deleted */
817 if(options
& OPT_D_VV
)
818 n_err(_(">>> Writing message via %s\n"),
819 n_shell_quote_cp(np
->n_name
, FAL0
));
820 if(options
& OPT_DEBUG
)
823 /* See if we have copied the complete message out yet. If not, do so */
828 if ((fout
= Ftmp(&tempEdit
, "outof",
829 OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
)) == NULL
) {
830 n_perr(_("Creation of temporary image"), 0);
834 if ((image
= open(tempEdit
, O_RDWR
| _O_CLOEXEC
)) >= 0) {
836 for (i
= 0; i
< pipecnt
; ++i
) {
837 int fd
= open(tempEdit
, O_RDONLY
| _O_CLOEXEC
);
848 Ftmp_release(&tempEdit
);
851 n_perr(_("Creating descriptor duplicate of temporary image"), 0);
857 fprintf(fout
, "From %s %s", myname
, time_current
.tc_ctime
);
859 while (i
= c
, (c
= getc(fo
)) != EOF
)
867 n_perr(_("Finalizing write of temporary image"), 0);
873 /* If we have to serve file addressees, open reader */
874 if (xcnt
!= 0 && (fin
= Fdopen(image
, "r", FAL0
)) == NULL
) {
875 n_perr(_("Failed to open a temporary image duplicate"), 0);
883 /* From now on use xcnt as a counter for pipecnt */
887 /* Now either copy "image" to the desired file or give it as the standard
888 * input to the desired program as appropriate */
889 if (np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) {
894 sigaddset(&nset
, SIGHUP
);
895 sigaddset(&nset
, SIGINT
);
896 sigaddset(&nset
, SIGQUIT
);
897 pid
= start_command(sh
, &nset
, fda
[xcnt
++], COMMAND_FD_NULL
, "-c",
898 np
->n_name
+ 1, NULL
, NULL
);
900 n_err(_("Piping message to %s failed\n"),
901 n_shell_quote_cp(np
->n_name
, FAL0
));
908 char const *fname
= file_expand(np
->n_name
), *fnameq
;
914 fnameq
= n_shell_quote_cp(fname
, FAL0
);
916 if ((fout
= Zopen(fname
, "a")) == NULL
) {
917 n_err(_("Writing message to %s failed: %s\n"),
918 fnameq
, strerror(errno
));
923 while ((c
= getc(fin
)) != EOF
)
926 n_err(_("Writing message to %s failed: %s\n"),
927 fnameq
, _("write error"));
941 for (i
= 0; i
< pipecnt
; ++i
)
952 if (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
)
960 mightrecord(FILE *fp
, struct name
*to
)
967 if (options
& OPT_DEBUG
)
969 else if (to
!= NULL
) {
970 cp
= savestr(skinned_name(to
));
971 for (cq
= cp
; *cq
!= '\0' && *cq
!= '@'; ++cq
)
975 cp
= ok_vlook(record
);
978 if ((ep
= expand(cp
)) == NULL
) {
983 if (*ep
!= '/' && *ep
!= '+' && ok_blook(outfolder
) &&
984 which_protocol(ep
) == PROTO_FILE
) {
985 size_t i
= strlen(cp
);
986 cq
= salloc(i
+ 1 +1);
988 memcpy(cq
+ 1, cp
, i
+1);
990 if ((ep
= file_expand(cp
)) == NULL
) {
996 if (__savemail(ep
, fp
) != 0) {
998 n_err(_("Failed to save message in \"%s\" - message not sent\n"), ep
);
999 exit_status
|= EXIT_ERR
;
1000 savedeadletter(fp
, 1);
1009 __savemail(char const *name
, FILE *fp
)
1013 size_t bufsize
, buflen
, cnt
;
1014 int prependnl
= 0, rv
= -1;
1018 buf
= smalloc(bufsize
= LINESIZE
);
1020 if ((fo
= Zopen(name
, "a+")) == NULL
) {
1021 if ((fo
= Zopen(name
, "wx")) == NULL
) {
1029 /* TODO RETURN check, but be aware of protocols: v15: Mailbox->lock()! */
1030 n_file_lock(fileno(fo
), FLT_WRITE
, 0,0, UIZ_MAX
);
1033 if (fseek(fo
, -2L, SEEK_END
) == 0) {
1034 switch (fread(buf
, sizeof *buf
, 2, fo
)) {
1036 if (buf
[1] != '\n') {
1058 fprintf(fo
, "From %s %s", myname
, time_current
.tc_ctime
);
1063 while (fgetline(&buf
, &bufsize
, &cnt
, &buflen
, fp
, 0) != NULL
) {
1064 #ifdef HAVE_DEBUG /* TODO assert legacy */
1065 assert(!is_head(buf
, buflen
, TRU1
));
1068 if (emptyline
&& is_head(buf
, buflen
, TRU1
))
1071 emptyline
= (buflen
> 0 && *buf
== '\n');
1072 fwrite(buf
, sizeof *buf
, buflen
, fo
);
1074 if (buflen
&& *(buf
+ buflen
- 1) != '\n')
1084 if (Fclose(fo
) != 0)
1094 _transfer(struct sendbundle
*sbp
)
1101 for (cnt
= 0, np
= sbp
->sb_to
; np
!= NULL
;) {
1102 char const k
[] = "smime-encrypt-";
1103 size_t nl
= strlen(np
->n_name
);
1104 char *cp
, *vs
= ac_alloc(sizeof(k
)-1 + nl
+1);
1105 memcpy(vs
, k
, sizeof(k
) -1);
1106 memcpy(vs
+ sizeof(k
) -1, np
->n_name
, nl
+1);
1108 if ((cp
= vok_vlook(vs
)) != NULL
) {
1112 if ((ef
= smime_encrypt(sbp
->sb_input
, cp
, np
->n_name
)) != NULL
) {
1113 FILE *fisave
= sbp
->sb_input
;
1114 struct name
*nsave
= sbp
->sb_to
;
1116 sbp
->sb_to
= ndup(np
, np
->n_type
& ~(GFULL
| GSKIN
));
1118 if (!__mta_start(sbp
))
1121 sbp
->sb_input
= fisave
;
1126 n_err(_("No SSL support compiled in\n"));
1129 n_err(_("Message not sent to \"%s\"\n"), np
->n_name
);
1130 _sendout_error
= TRU1
;
1134 rewind(sbp
->sb_input
);
1136 if (np
->n_flink
!= NULL
)
1137 np
->n_flink
->n_blink
= np
->n_blink
;
1138 if (np
->n_blink
!= NULL
)
1139 np
->n_blink
->n_flink
= np
->n_flink
;
1140 if (np
== sbp
->sb_to
)
1141 sbp
->sb_to
= np
->n_flink
;
1150 if (cnt
> 0 && (ok_blook(smime_force_encryption
) || !__mta_start(sbp
)))
1157 __mta_start(struct sendbundle
*sbp
)
1159 char const **args
= NULL
, *mta
, *smtp
;
1165 if ((smtp
= ok_vlook(smtp
)) == NULL
) {
1166 char const *mta_base
;
1168 if((mta
= file_expand(mta_base
= ok_vlook(sendmail
))) == NULL
){
1169 n_err(_("*sendmail* variable expansion failure: \"%s\""), mta_base
);
1173 args
= __mta_prepare_args(sbp
->sb_to
, sbp
->sb_hp
);
1174 if (options
& OPT_DEBUG
) {
1175 __mta_debug(sbp
, mta
, args
);
1180 UNINIT(mta
, NULL
); /* Silence cc */
1182 n_err(_("No SMTP support compiled in\n"));
1185 if (options
& OPT_DEBUG
) {
1186 (void)smtp_mta(sbp
);
1193 /* Fork, set up the temporary mail file as standard input for "mail", and
1194 * exec with the user list we generated far above */
1195 if ((pid
= fork_child()) == -1) {
1198 savedeadletter(sbp
->sb_input
, 0);
1199 _sendout_error
= TRU1
;
1204 sigaddset(&nset
, SIGHUP
);
1205 sigaddset(&nset
, SIGINT
);
1206 sigaddset(&nset
, SIGQUIT
);
1207 sigaddset(&nset
, SIGTSTP
);
1208 sigaddset(&nset
, SIGTTIN
);
1209 sigaddset(&nset
, SIGTTOU
);
1210 freopen("/dev/null", "r", stdin
);
1213 prepare_child(&nset
, 0, 1);
1221 prepare_child(&nset
, fileno(sbp
->sb_input
), -1);
1222 /* If *record* is set then savemail() will move the file position;
1223 * it'll call rewind(), but that may optimize away the systemcall if
1224 * possible, and since dup2() shares the position with the original FD
1225 * the MTA may end up reading nothing */
1226 lseek(0, 0, SEEK_SET
);
1227 execv(mta
, UNCONST(args
));
1229 smtp
= (e
!= ENOENT
) ? strerror(e
)
1230 : _("executable not found (adjust *sendmail* variable)");
1231 n_err(_("Cannot start \"%s\": %s\n"), mta
, smtp
);
1233 savedeadletter(sbp
->sb_input
, 1);
1234 n_err(_("... message not sent\n"));
1238 if ((options
& (OPT_DEBUG
| OPT_VERB
)) || ok_blook(sendwait
)) {
1239 if (wait_child(pid
, NULL
))
1242 _sendout_error
= TRU1
;
1252 static char const **
1253 __mta_prepare_args(struct name
*to
, struct header
*hp
)
1255 size_t vas_cnt
, i
, j
;
1261 if ((cp
= ok_vlook(sendmail_arguments
)) == NULL
) {
1265 /* Don't assume anything on the content but do allocate exactly j slots;
1266 * like this getrawlist will never overflow (and return -1) */
1268 vas
= ac_alloc(sizeof(*vas
) * j
);
1269 vas_cnt
= (size_t)getrawlist(FAL0
, vas
, j
, cp
, j
);
1272 i
= 4 + smopts_cnt
+ vas_cnt
+ 4 + 1 + count(to
) + 1;
1273 args
= salloc(i
* sizeof(char*));
1275 args
[0] = ok_vlook(sendmail_progname
);
1277 if ((snda
= ok_blook(sendmail_no_default_arguments
)))
1282 if (ok_blook(metoo
))
1284 if (options
& OPT_VERB
)
1288 for (j
= 0; j
< smopts_cnt
; ++j
, ++i
)
1289 args
[i
] = smopts
[j
];
1291 for (j
= 0; j
< vas_cnt
; ++j
, ++i
)
1294 /* -r option? In conjunction with -t we act compatible to postfix(1) and
1295 * ignore it (it is -f / -F there) if the message specified From:/Sender:.
1296 * The interdependency with -t has been resolved in puthead() */
1297 if (!snda
&& (options
& OPT_r_FLAG
)) {
1298 struct name
const *np
;
1300 if (hp
!= NULL
&& (np
= hp
->h_from
) != NULL
) {
1301 /* However, what wasn't resolved there was the case that the message
1302 * specified multiple From: addresses and a Sender: */
1303 if ((pstate
& PS_t_FLAG
) && hp
->h_sender
!= NULL
)
1306 if (np
->n_fullextra
!= NULL
) {
1308 args
[i
++] = np
->n_fullextra
;
1312 assert(option_r_arg
== NULL
);
1313 cp
= skin(myorigin(NULL
));
1322 /* Terminate option list to avoid false interpretation of system-wide
1323 * aliases that start with hyphen */
1327 /* Receivers follow */
1328 for (; to
!= NULL
; to
= to
->n_flink
)
1329 if (!(to
->n_type
& GDEL
))
1330 args
[i
++] = to
->n_name
;
1340 __mta_debug(struct sendbundle
*sbp
, char const *mta
, char const **args
)
1342 size_t cnt
, bufsize
, llen
;
1346 n_err(_(">>> MTA: \"%s\", arguments:"), mta
);
1347 for (; *args
!= NULL
; ++args
)
1348 n_err(" \"%s\"", *args
);
1351 fflush_rewind(sbp
->sb_input
);
1353 cnt
= fsize(sbp
->sb_input
);
1356 while (fgetline(&buf
, &bufsize
, &cnt
, &llen
, sbp
->sb_input
, TRU1
) != NULL
) {
1358 n_err(">>> %s\n", buf
);
1366 _message_id(struct header
*hp
)
1368 char *rv
= NULL
, sep
;
1374 if (hp
!= NULL
&& hp
->h_message_id
!= NULL
) {
1375 i
= strlen(hp
->h_message_id
->n_name
);
1376 rl
= sizeof("Message-ID: <>") -1;
1377 rv
= salloc(rl
+ i
+1);
1378 memcpy(rv
, "Message-ID: <", --rl
);
1379 memcpy(rv
+ rl
, hp
->h_message_id
->n_name
, i
);
1386 if (ok_blook(message_id_disable
))
1391 if ((h
= __sendout_ident
) != NULL
)
1393 if (ok_vlook(hostname
) != NULL
) {
1399 if (hp
!= NULL
&& (h
= skin(myorigin(hp
))) != NULL
&& strchr(h
, '@') != NULL
)
1405 tmp
= &time_current
.tc_gm
;
1406 i
= sizeof("Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>") -1 +
1409 snprintf(rv
, i
, "Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>",
1410 tmp
->tm_year
+ 1900, tmp
->tm_mon
+ 1, tmp
->tm_mday
,
1411 tmp
->tm_hour
, tmp
->tm_min
, tmp
->tm_sec
,
1412 getrandstring(rl
), sep
, h
);
1413 rv
[i
] = '\0'; /* Because we don't test snprintf(3) return */
1420 fmt(char const *str
, struct name
*np
, FILE *fo
, enum fmt_flags ff
)
1428 } m
= (ff
& GCOMMA
) ? m_COMMA
: 0;
1435 fwrite(str
, sizeof *str
, col
, fo
);
1437 #define _X(S) (col == sizeof(S) -1 && !asccasecmp(str, S))
1440 } else if (_X("reply-to:") || _X("mail-followup-to:") ||
1441 _X("references:") || _X("disposition-notification-to:"))
1442 m
|= m_NOPF
| m_NONAME
;
1443 else if (ok_blook(add_file_recipients
)) {
1445 } else if (_X("to:") || _X("cc:") || _X("bcc:") || _X("resent-to:"))
1450 for (; np
!= NULL
; np
= np
->n_flink
) {
1451 if (is_addr_invalid(np
,
1452 EACM_NOLOG
| (m
& m_NONAME
? EACM_NONAME
: EACM_NONE
)))
1454 /* File and pipe addresses only printed with set *add-file-recipients* */
1455 if ((m
& m_NOPF
) && is_fileorpipe_addr(np
))
1458 if ((m
& (m_INIT
| m_COMMA
)) == (m_INIT
| m_COMMA
)) {
1459 if (putc(',', fo
) == EOF
)
1465 len
= strlen(np
->n_fullname
);
1466 if (np
->n_flags
& GREF
)
1468 ++col
; /* The separating space */
1469 if ((m
& m_INIT
) && /*col > 1 &&*/ UICMP(z
, col
+ len
, >, 72)) {
1470 if (fputs("\n ", fo
) == EOF
)
1476 m
= (m
& ~m_CSEEN
) | m_INIT
;
1479 char *hb
= np
->n_fullname
;
1480 /* GREF needs to be placed in angle brackets, but which are missing */
1481 if (np
->n_type
& GREF
) {
1482 hb
= ac_alloc(len
+ 2 +1);
1486 memcpy(hb
+ 1, np
->n_fullname
, len
);
1489 len
= xmime_write(hb
, len
, fo
,
1490 ((ff
& FMT_DOMIME
) ? CONV_TOHDR_A
: CONV_NONE
), TD_ICONV
);
1491 if (np
->n_type
& GREF
)
1499 if (putc('\n', fo
) != EOF
)
1507 infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
, struct name
*to
,
1510 size_t cnt
, c
, bufsize
= 0;
1513 struct name
*fromfield
= NULL
, *senderfield
= NULL
, *mdn
;
1519 /* Write the Resent-Fields */
1521 fputs("Resent-", fo
);
1523 if ((cp
= myaddrs(NULL
)) != NULL
) {
1524 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-From:", fo
,
1528 /* TODO RFC 5322: Resent-Sender SHOULD NOT be used if it's EQ -From: */
1529 if ((cp
= ok_vlook(sender
)) != NULL
) {
1530 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-Sender:", fo
,
1534 if (fmt("Resent-To:", to
, fo
, FMT_COMMA
))
1536 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
1537 (cp
= _message_id(NULL
)) != NULL
)
1538 fprintf(fo
, "Resent-%s\n", cp
);
1541 if ((mdn
= UNCONST(check_from_and_sender(fromfield
, senderfield
))) == NULL
)
1543 if (!_check_dispo_notif(mdn
, NULL
, fo
))
1546 /* Write the original headers */
1548 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1550 /* XXX more checks: The From_ line may be seen when resending */
1551 /* During headers is_head() is actually overkill, so ^From_ is sufficient
1552 * && !is_head(buf, c, TRU1) */
1553 if (ascncasecmp("status:", buf
, 7) && strncmp("From ", buf
, 5) &&
1554 ascncasecmp("disposition-notification-to:", buf
, 28))
1555 fwrite(buf
, sizeof *buf
, c
, fo
);
1556 if (cnt
> 0 && *buf
== '\n')
1560 /* Write the message body */
1562 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1564 if (cnt
== 0 && *buf
== '\n')
1566 fwrite(buf
, sizeof *buf
, c
, fo
);
1571 n_perr(_("temporary mail file"), 0);
1581 mail(struct name
*to
, struct name
*cc
, struct name
*bcc
, char *subject
,
1582 struct attachment
*attach
, char *quotefile
, int recipient_record
)
1588 memset(&head
, 0, sizeof head
);
1590 /* The given subject may be in RFC1522 format. */
1591 if (subject
!= NULL
) {
1593 in
.l
= strlen(subject
);
1594 mime_fromhdr(&in
, &out
, /* TODO ??? TD_ISPR |*/ TD_ICONV
);
1595 head
.h_subject
= out
.s
;
1600 head
.h_attach
= attach
;
1602 mail1(&head
, 0, NULL
, quotefile
, recipient_record
, 0);
1604 if (subject
!= NULL
)
1616 rv
= sendmail_internal(v
, 0);
1627 rv
= sendmail_internal(v
, 1);
1633 mail1(struct header
*hp
, int printheaders
, struct message
*quote
,
1634 char *quotefile
, int recipient_record
, int doprefix
)
1636 struct sendbundle sb
;
1640 enum okay rv
= STOP
;
1643 _sendout_error
= FAL0
;
1644 __sendout_ident
= NULL
;
1646 /* Update some globals we likely need first */
1647 time_current_update(&time_current
, TRU1
);
1649 /* Collect user's mail from standard input. Get the result as mtf */
1650 mtf
= collect(hp
, printheaders
, quote
, quotefile
, doprefix
, &_sendout_error
);
1657 if (options
& OPT_INTERACTIVE
) {
1658 if (ok_blook(asksign
))
1659 dosign
= getapproval(_("Sign this message"), TRU1
);
1662 if (fsize(mtf
) == 0) {
1663 if (options
& OPT_E_FLAG
)
1665 if (hp
->h_subject
== NULL
)
1666 printf(_("No message, no subject; hope that's ok\n"));
1667 else if (ok_blook(bsdcompat
) || ok_blook(bsdmsgs
))
1668 printf(_("Null message body; hope that's ok\n"));
1671 if (dosign
== TRUM1
)
1672 dosign
= ok_blook(smime_sign
); /* TODO USER@HOST <-> *from* +++!!! */
1675 n_err(_("No SSL support compiled in\n"));
1680 /* XXX Update time_current again; once collect() offers editing of more
1681 * XXX headers, including Date:, this must only happen if Date: is the
1682 * XXX same that it was before collect() (e.g., postponing etc.).
1683 * XXX But *do* update otherwise because the mail seems to be backdated
1684 * XXX if the user edited some time, which looks odd and it happened
1685 * XXX to me that i got mis-dated response mails due to that... */
1686 time_current_update(&time_current
, TRU1
);
1688 /* TODO hrmpf; the MIME/send layer rewrite MUST address the init crap:
1689 * TODO setup the header ONCE; note this affects edit.c, collect.c ...,
1690 * TODO but: offer a hook that rebuilds/expands/checks/fixates all
1691 * TODO header fields ONCE, call that ONCE after user editing etc. has
1692 * TODO completed (one edit cycle) */
1694 /* Take the user names from the combined to and cc lists and do all the
1695 * alias processing. The POSIX standard says:
1696 * The names shall be substituted when alias is used as a recipient
1697 * address specified by the user in an outgoing message (that is,
1698 * other recipients addressed indirectly through the reply command
1699 * shall not be substituted in this manner).
1700 * S-nail thus violates POSIX, as has been pointed out correctly by
1701 * Martin Neitzel, but logic and usability of POSIX standards is not seldom
1702 * disputable anyway. Go for user friendliness */
1704 to
= namelist_vaporise_head(hp
,
1706 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
1707 TRU1
, &_sendout_error
);
1709 n_err(_("No recipients specified\n"));
1712 if (_sendout_error
< 0) {
1713 n_err(_("Some addressees were classified as \"hard error\"\n"));
1718 memset(&sb
, 0, sizeof sb
);
1722 if ((dosign
|| count_nonlocal(to
) > 0) &&
1723 !_sendbundle_setup_creds(&sb
, (dosign
> 0)))
1724 /* TODO saving $DEAD and recovering etc is not yet well defined */
1727 /* 'Bit ugly kind of control flow until we find a charset that does it */
1728 for (charset_iter_reset(hp
->h_charset
);; charset_iter_next()) {
1731 if (!charset_iter_is_valid())
1733 else if ((nmtf
= infix(hp
, mtf
)) != NULL
)
1735 else if ((err
= errno
) == EILSEQ
|| err
== EINVAL
) {
1740 n_perr(_("Failed to create encoded message"), 0);
1748 if ((nmtf
= smime_sign(mtf
, sb
.sb_signer
.s
)) == NULL
)
1755 /* TODO truly - i still don't get what follows: (1) we deliver file
1756 * TODO and pipe addressees, (2) we mightrecord() and (3) we transfer
1757 * TODO even if (1) savedeadletter() etc. To me this doesn't make sense? */
1759 /* Deliver pipe and file addressees */
1760 to
= _outof(to
, mtf
, &_sendout_error
);
1762 savedeadletter(mtf
, FAL0
);
1764 to
= elide(to
); /* XXX needed only to drop GDELs due to _outof()! */
1766 { ui32_t cnt
= count(to
);
1767 if ((!recipient_record
|| cnt
> 0) &&
1768 !mightrecord(mtf
, (recipient_record
? to
: NULL
)))
1776 } else if (!_sendout_error
)
1783 exit_status
|= EXIT_SEND_ERROR
;
1788 _sendout_error
= TRU1
;
1789 savedeadletter(mtf
, TRU1
);
1790 n_err(_("... message not sent\n"));
1795 mkdate(FILE *fo
, char const *field
)
1797 struct tm tmpgm
, *tmptr
;
1798 int tzdiff
, tzdiff_hour
, tzdiff_min
, rv
;
1801 memcpy(&tmpgm
, &time_current
.tc_gm
, sizeof tmpgm
);
1802 tzdiff
= time_current
.tc_time
- mktime(&tmpgm
);
1803 tzdiff_hour
= (int)(tzdiff
/ 60);
1804 tzdiff_min
= tzdiff_hour
% 60;
1806 tmptr
= &time_current
.tc_local
;
1807 if (tmptr
->tm_isdst
> 0)
1809 rv
= fprintf(fo
, "%s: %s, %02d %s %04d %02d:%02d:%02d %+05d\n",
1811 weekday_names
[tmptr
->tm_wday
],
1812 tmptr
->tm_mday
, month_names
[tmptr
->tm_mon
],
1813 tmptr
->tm_year
+ 1900, tmptr
->tm_hour
,
1814 tmptr
->tm_min
, tmptr
->tm_sec
,
1815 tzdiff_hour
* 100 + tzdiff_min
);
1821 puthead(bool_t nosend_msg
, struct header
*hp
, FILE *fo
, enum gfield w
,
1822 enum sendaction action
, enum conversion convert
, char const *contenttype
,
1823 char const *charset
)
1825 #define FMT_CC_AND_BCC() \
1827 if ((w & GCC) && (hp->h_cc != NULL || nosend_msg == TRUM1)) {\
1828 if (fmt("Cc:", hp->h_cc, fo, ff))\
1832 if ((w & GBCC) && (hp->h_bcc != NULL || nosend_msg == TRUM1)) {\
1833 if (fmt("Bcc:", hp->h_bcc, fo, ff))\
1841 struct name
*np
, *fromasender
= NULL
;
1842 int stealthmua
, rv
= 1;
1847 if ((addr
= ok_vlook(stealthmua
)) != NULL
)
1848 stealthmua
= !strcmp(addr
, "noagent") ? -1 : 1;
1852 nodisp
= (action
!= SEND_TODISP
);
1853 ff
= (w
& (GCOMMA
| GFILES
)) | (nodisp
? FMT_DOMIME
: 0);
1856 mkdate(fo
, "Date"), ++gotcha
;
1858 if (hp
->h_from
== NULL
|| hp
->h_sender
== NULL
)
1859 setup_from_and_sender(hp
);
1861 if (hp
->h_from
!= NULL
) {
1862 if (fmt("From:", hp
->h_from
, fo
, ff
))
1867 if (hp
->h_sender
!= NULL
) {
1868 if (fmt("Sender:", hp
->h_sender
, fo
, ff
))
1873 fromasender
= UNCONST(check_from_and_sender(hp
->h_from
, hp
->h_sender
));
1874 if (fromasender
== NULL
)
1876 /* Note that fromasender is (NULL,) 0x1 or real sender here */
1879 if ((w
& GTO
) && (hp
->h_to
!= NULL
|| nosend_msg
== TRUM1
)) {
1880 if (fmt("To:", hp
->h_to
, fo
, ff
))
1885 if (!ok_blook(bsdcompat
) && !ok_blook(bsdorder
))
1888 if ((w
& GSUBJECT
) && (hp
->h_subject
!= NULL
|| nosend_msg
== TRUM1
)) {
1889 fwrite("Subject: ", sizeof(char), 9, fo
);
1890 if (hp
->h_subject
!= NULL
) {
1891 char *sub
= subject_re_trim(hp
->h_subject
);
1892 size_t sublen
= strlen(sub
);
1894 /* Trimmed something, (re-)add Re: */
1895 if (sub
!= hp
->h_subject
) {
1896 fwrite("Re: ", sizeof(char), 4, fo
); /* RFC mandates eng. "Re: " */
1898 xmime_write(sub
, sublen
, fo
,
1899 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1900 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1903 /* This may be, e.g., a Fwd: XXX yes, unfortunately we do like that */
1904 else if (*sub
!= '\0') {
1905 if (xmime_write(sub
, sublen
, fo
, (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1906 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1914 if (ok_blook(bsdcompat
) || ok_blook(bsdorder
))
1917 if ((w
& GMSGID
) && stealthmua
<= 0 && (addr
= _message_id(hp
)) != NULL
) {
1923 if ((np
= hp
->h_ref
) != NULL
&& (w
& GREF
)) {
1924 if (fmt("References:", np
, fo
, 0))
1926 if (hp
->h_in_reply_to
== NULL
&& np
->n_name
!= NULL
) {
1927 while (np
->n_flink
!= NULL
)
1929 if (!is_addr_invalid(np
, /* TODO check that on parser side! */
1930 /*EACM_STRICT | TODO '/' valid!! */ EACM_NOLOG
| EACM_NONAME
)) {
1931 fprintf(fo
, "In-Reply-To: <%s>\n",np
->n_name
);/*TODO RFC5322 3.6.4*/
1934 n_err(_("Invalid address in mail header: \"%s\"\n"), np
->n_name
);
1939 if ((np
= hp
->h_in_reply_to
) != NULL
&& (w
& GREF
)) {
1940 fprintf(fo
, "In-Reply-To: <%s>\n", np
->n_name
);/*TODO RFC 5322 3.6.4*/
1945 /* Reply-To:. Be careful not to destroy a possible user input, duplicate
1946 * the list first.. TODO it is a terrible codebase.. */
1947 if ((np
= hp
->h_replyto
) != NULL
)
1948 np
= namelist_dup(np
, np
->n_type
);
1949 else if ((addr
= ok_vlook(replyto
)) != NULL
)
1950 np
= lextract(addr
, GEXTRA
| GFULL
);
1953 checkaddrs(usermap(np
, TRU1
), EACM_STRICT
| EACM_NOLOG
,
1955 if (fmt("Reply-To:", np
, fo
, ff
))
1961 if ((w
& GIDENT
) && !nosend_msg
) {
1962 /* Mail-Followup-To: TODO factor out this huge block of code */
1963 /* Place ourselfs in there if any non-subscribed list is an addressee */
1964 if ((hp
->h_flags
& HF_LIST_REPLY
) || hp
->h_mft
!= NULL
||
1965 ok_blook(followup_to
)) {
1966 enum {_ANYLIST
=1<<(HF__NEXT_SHIFT
+0), _HADMFT
=1<<(HF__NEXT_SHIFT
+1)};
1968 ui32_t f
= hp
->h_flags
| (hp
->h_mft
!= NULL
? _HADMFT
: 0);
1969 struct name
*mft
, *x
;
1971 /* But for that, we have to remove all incarnations of ourselfs first.
1972 * TODO It is total crap that we have delete_alternates(), is_myname()
1973 * TODO or whatever; these work only with variables, not with data
1974 * TODO that is _currently_ in some header fields!!! v15.0: complete
1975 * TODO rewrite, object based, lazy evaluated, on-the-fly marked.
1976 * TODO then this should be a really cheap thing in here... */
1977 np
= elide(delete_alternates(cat(
1978 namelist_dup(hp
->h_to
, GEXTRA
| GFULL
),
1979 namelist_dup(hp
->h_cc
, GEXTRA
| GFULL
))));
1980 addr
= hp
->h_list_post
;
1982 for (mft
= NULL
; (x
= np
) != NULL
;) {
1986 if ((ml
= is_mlist(x
->n_name
, FAL0
)) == MLIST_OTHER
&&
1987 addr
!= NULL
&& !asccasecmp(addr
, x
->n_name
))
1990 /* Any non-subscribed list? Add ourselves */
1995 case MLIST_SUBSCRIBED
:
1999 if (!(f
& HF_LIST_REPLY
)) {
2001 if (!is_addr_invalid(x
,
2002 EACM_STRICT
| EACM_NOLOG
| EACM_NONAME
)) {
2005 } /* XXX write some warning? if verbose?? */
2008 /* And if this is a reply that honoured a MFT: header then we'll
2009 * also add all members of the original MFT: that are still
2010 * addressed by us, regardless of all other circumstances */
2011 else if (f
& _HADMFT
) {
2013 for (ox
= hp
->h_mft
; ox
!= NULL
; ox
= ox
->n_flink
)
2014 if (!asccasecmp(ox
->n_name
, x
->n_name
))
2021 if (f
& (_ANYLIST
| _HADMFT
) && mft
!= NULL
) {
2022 if (((f
& HF_MFT_SENDER
) ||
2023 ((f
& (_ANYLIST
| _HADMFT
)) == _HADMFT
)) &&
2024 (np
= fromasender
) != NULL
&& np
!= (struct name
*)0x1) {
2025 np
= ndup(np
, (np
->n_type
& ~GMASK
) | GEXTRA
| GFULL
);
2030 if (fmt("Mail-Followup-To:", mft
, fo
, ff
))
2036 if (!_check_dispo_notif(fromasender
, hp
, fo
))
2040 if ((w
& GUA
) && stealthmua
== 0)
2041 fprintf(fo
, "User-Agent: %s %s\n", uagent
, ok_vlook(version
)), ++gotcha
;
2043 /* The user may have placed headers when editing */
2045 struct n_header_field
*hfp
;
2047 if((hfp
= hp
->h_user_headers
) != NULL
){
2048 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2054 /* Custom headers, as via `customhdr' */
2056 struct n_header_field
*hfp
;
2058 /* With iconv support we likely have a cached result */
2059 if((hfp
= hp
->h_custom_headers
) == NULL
)
2060 hp
->h_custom_headers
= hfp
= n_customhdr_query();
2062 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2068 /* We don't need MIME unless.. we need MIME?! */
2069 if ((w
& GMIME
) && ((pstate
& PS_HEADER_NEEDED_MIME
) ||
2070 hp
->h_attach
!= NULL
||
2071 ((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
) ||
2072 convert
!= CONV_7BIT
|| asccasecmp(charset
, "US-ASCII"))) {
2074 fputs("MIME-Version: 1.0\n", fo
);
2075 if (hp
->h_attach
!= NULL
) {
2076 _sendout_boundary
= mime_param_boundary_create();/*TODO carrier*/
2077 fprintf(fo
, "Content-Type: multipart/mixed;\n boundary=\"%s\"\n",
2080 if (_put_ct(fo
, contenttype
, charset
) < 0 || _put_cte(fo
, convert
) < 0)
2085 if (gotcha
&& (w
& GNL
))
2091 #undef FMT_CC_AND_BCC
2095 resend_msg(struct message
*mp
, struct name
*to
, int add_resent
) /* TODO check */
2097 struct sendbundle sb
;
2098 FILE *ibuf
, *nfo
, *nfi
;
2100 enum okay rv
= STOP
;
2103 _sendout_error
= FAL0
;
2104 __sendout_ident
= NULL
;
2106 /* Update some globals we likely need first */
2107 time_current_update(&time_current
, TRU1
);
2109 if ((to
= checkaddrs(to
,
2111 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
2112 &_sendout_error
)) == NULL
)
2114 /* For the _sendout_error<0 case we want to wait until we can write DEAD! */
2115 if (_sendout_error
< 0)
2116 n_err(_("Some addressees were classified as \"hard error\"\n"));
2118 if ((nfo
= Ftmp(&tempMail
, "resend", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
2120 _sendout_error
= TRU1
;
2121 n_perr(_("temporary mail file"), 0);
2124 if ((nfi
= Fopen(tempMail
, "r")) == NULL
)
2125 n_perr(tempMail
, 0);
2126 Ftmp_release(&tempMail
);
2130 if ((ibuf
= setinput(&mb
, mp
, NEED_BODY
)) == NULL
)
2133 memset(&sb
, 0, sizeof sb
);
2136 if (count_nonlocal(to
) > 0 && !_sendbundle_setup_creds(&sb
, FAL0
))
2137 /* ..wait until we can write DEAD */
2138 _sendout_error
= -1;
2140 if (infix_resend(ibuf
, nfo
, mp
, to
, add_resent
) != 0) {
2142 savedeadletter(nfi
, TRU1
);
2143 n_err(_("... message not sent\n"));
2148 _sendout_error
= TRU1
;
2152 if (_sendout_error
< 0)
2158 to
= _outof(to
, nfi
, &_sendout_error
);
2161 savedeadletter(nfi
, FAL0
);
2163 if (count(to
= elide(to
)) != 0) {
2164 if (!ok_blook(record_resent
) || mightrecord(nfi
, NULL
)) {
2166 /*sb.sb_input = nfi;*/
2170 } else if (!_sendout_error
)
2176 exit_status
|= EXIT_SEND_ERROR
;
2182 savedeadletter(FILE *fp
, bool_t fflush_rewind_first
){
2183 struct n_string line
;
2185 enum {a_NONE
, a_INIT
= 1<<0, a_BODY
= 1<<1, a_NL
= 1<<2} flags
;
2188 char const *cp
, *cpq
;
2194 if(fflush_rewind_first
){
2201 cp
= getdeadletter();
2202 cpq
= n_shell_quote_cp(cp
, FAL0
);
2204 if(options
& OPT_DEBUG
){
2205 n_err(_(">>> Would (try to) write $DEAD %s\n"), cpq
);
2209 if((dbuf
= Fopen(cp
, "w")) == NULL
){
2210 n_perr(_("Cannot save to $DEAD"), 0);
2213 n_file_lock(fileno(dbuf
), FLT_WRITE
, 0,0, UIZ_MAX
); /* XXX Natomic */
2218 /* TODO savedeadletter() non-conforming: should check whether we have any
2219 * TODO headers, if not we need to place "something", anything will do.
2220 * TODO MIME is completely missing, we use MBOXO quoting!! Yuck.
2221 * TODO I/O error handling missing. Yuck! */
2222 n_string_reserve(n_string_creat_auto(&line
), 2 * SEND_LINESIZE
);
2223 bytes
= (ul_i
)fprintf(dbuf
, "From %s %s", myname
, time_current
.tc_ctime
);
2225 for(flags
= a_NONE
, c
= '\0'; c
!= EOF
; bytes
+= line
.s_len
, ++lines
){
2226 n_string_trunc(&line
, 0);
2227 while((c
= getc(fp
)) != EOF
&& c
!= '\n')
2228 n_string_push_c(&line
, c
);
2230 /* TODO It may be that we have only some plain text. It may be that we
2231 * TODO have a complete MIME encoded message. We don't know, and we
2232 * TODO have no usable mechanism to dig it!! tWe need v15! */
2233 if(!(flags
& a_INIT
)){
2236 /* Throw away leading empty lines! */
2239 for(i
= 0; i
< line
.s_len
; ++i
){
2240 if(fieldnamechar(line
.s_dat
[i
]))
2242 if(line
.s_dat
[i
] == ':'){
2246 /* We have no headers, this is already a body line! */
2247 flags
|= a_INIT
| a_BODY
;
2251 /* Well, i had to check wether the RFC allows this. Assume we've
2252 * passed the headers, too, then! */
2254 flags
|= a_INIT
| a_BODY
;
2257 if(line
.s_len
>= 5 && !memcmp(line
.s_dat
, "From ", 5))
2258 n_string_unshift_c(&line
, '>');
2261 flags
|= a_BODY
| a_NL
;
2265 n_string_push_c(&line
, '\n');
2266 fwrite(line
.s_dat
, sizeof *line
.s_dat
, line
.s_len
, dbuf
);
2268 if(!(flags
& a_NL
)){
2273 n_string_gut(&line
);
2276 printf("%lu/%lu\n", lines
, bytes
);
2284 #undef SEND_LINESIZE