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 n_CTA(!(_FMT_GMASK
& FMT_DOMIME
),
53 "Code-required condition not satisfied but actual bit carrier value");
55 static char const *__sendout_ident
; /* TODO temporary hack; rewrite puthead() */
56 static char * _sendout_boundary
;
57 static si8_t _sendout_error
;
60 static enum okay
_putname(char const *line
, enum gfield w
,
61 enum sendaction action
, size_t *gotcha
,
62 char const *prefix
, FILE *fo
, struct name
**xp
,
63 enum gfield addflags
);
65 /* Place Content-Type:, Content-Transfer-Encoding:, Content-Disposition:
66 * headers, respectively */
67 static int _put_ct(FILE *fo
, char const *contenttype
,
69 SINLINE
int _put_cte(FILE *fo
, enum conversion conv
);
70 static int _put_cd(FILE *fo
, char const *cd
, char const *filename
);
72 /* Put all entries of the given header list */
73 static bool_t
_sendout_header_list(FILE *fo
, struct n_header_field
*hfp
,
76 /* Write an attachment to the file buffer, converting to MIME */
77 static int _attach_file(struct attachment
*ap
, FILE *fo
);
78 static int __attach_file(struct attachment
*ap
, FILE *fo
);
80 /* There are non-local receivers, collect credentials etc. */
81 static bool_t
_sendbundle_setup_creds(struct sendbundle
*sbpm
,
84 /* Attach a message to the file buffer */
85 static int attach_message(struct attachment
*ap
, FILE *fo
);
87 /* Generate the body of a MIME multipart message */
88 static int make_multipart(struct header
*hp
, int convert
, FILE *fi
,
89 FILE *fo
, char const *contenttype
, char const *charset
);
91 /* Prepend a header in front of the collected stuff and return the new file */
92 static FILE * infix(struct header
*hp
, FILE *fi
);
94 /* Check whether Disposition-Notification-To: is desired */
95 static bool_t
_check_dispo_notif(struct name
*mdn
, struct header
*hp
,
98 /* Send mail to a bunch of user names. The interface is through mail() */
99 static int sendmail_internal(void *v
, int recipient_record
);
101 /* Deal with file and pipe addressees */
102 static struct name
* _outof(struct name
*names
, FILE *fo
, bool_t
*senderror
);
104 /* Record outgoing mail if instructed to do so; in *record* unless to is set */
105 static bool_t
mightrecord(FILE *fp
, struct name
*to
, bool_t resend
);
107 static bool_t
a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
);
110 static bool_t
_transfer(struct sendbundle
*sbp
);
112 static bool_t
__mta_start(struct sendbundle
*sbp
);
113 static char const ** __mta_prepare_args(struct name
*to
, struct header
*hp
);
114 static void __mta_debug(struct sendbundle
*sbp
, char const *mta
,
117 /* Create a Message-ID: header field. Use either host name or from address */
118 static char * _message_id(struct header
*hp
);
120 /* Format the given header line to not exceed 72 characters */
121 static int fmt(char const *str
, struct name
*np
, FILE *fo
,
124 /* Rewrite a message for resending, adding the Resent-Headers */
125 static int infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
,
126 struct name
*to
, int add_resent
);
129 _putname(char const *line
, enum gfield w
, enum sendaction action
,
130 size_t *gotcha
, char const *prefix
, FILE *fo
, struct name
**xp
,
131 enum gfield addflags
)
137 np
= lextract(line
, GEXTRA
| GFULL
| addflags
);
142 else if (fmt(prefix
, np
, fo
, ((w
& GCOMMA
) |
143 ((action
!= SEND_TODISP
) ? FMT_DOMIME
: 0))))
145 else if (gotcha
!= NULL
)
152 _put_ct(FILE *fo
, char const *contenttype
, char const *charset
)
157 if ((rv
= fprintf(fo
, "Content-Type: %s", contenttype
)) < 0)
163 if (putc(';', fo
) == EOF
)
167 if (strlen(contenttype
) + sizeof("Content-Type: ;")-1 > 50) {
168 if (putc('\n', fo
) == EOF
)
174 size_t l
= strlen(charset
);
175 char *lcs
= salloc(l
+1);
177 for(l
= 0; *charset
!= '\0'; ++l
, ++charset
)
178 lcs
[l
] = lowerconv(*charset
);
182 if ((i
= fprintf(fo
, " charset=%s", charset
)) < 0)
187 if (putc('\n', fo
) == EOF
)
199 _put_cte(FILE *fo
, enum conversion conv
)
205 * This is the default value -- that is,
206 * "Content-Transfer-Encoding: 7BIT" is assumed if the
207 * Content-Transfer-Encoding header field is not present.
209 rv
= (conv
== CONV_7BIT
) ? 0
210 : fprintf(fo
, "Content-Transfer-Encoding: %s\n",
211 mime_enc_from_conversion(conv
));
217 _put_cd(FILE *fo
, char const *cd
, char const *filename
)
226 /* xxx Ugly with the trailing space in case of wrap! */
227 if ((rv
= fprintf(fo
, "Content-Disposition: %s; ", cd
)) < 0)
230 if (!(mpc
= mime_param_create(&f
, "filename", filename
)))
232 /* Always fold if result contains newlines */
233 if (mpc
< 0 || f
.l
+ rv
> MIME_LINELEN
) { /* FIXME MIME_LINELEN_MAX */
234 if (putc('\n', fo
) == EOF
|| putc(' ', fo
) == EOF
)
238 if (fputs(f
.s
, fo
) == EOF
|| putc('\n', fo
) == EOF
)
252 _sendout_header_list(FILE *fo
, struct n_header_field
*hfp
, bool_t nodisp
){
256 for(rv
= TRU1
; hfp
!= NULL
; hfp
= hfp
->hf_next
)
257 if(fwrite(hfp
->hf_dat
, sizeof(char), hfp
->hf_nl
, fo
) != hfp
->hf_nl
||
258 putc(':', fo
) == EOF
|| putc(' ', fo
) == EOF
||
259 xmime_write(hfp
->hf_dat
+ hfp
->hf_nl
+1, hfp
->hf_bl
, fo
,
260 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
261 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0 ||
262 putc('\n', fo
) == EOF
){
271 _attach_file(struct attachment
*ap
, FILE *fo
)
273 /* TODO of course, the MIME classification needs to performed once
274 * TODO only, not for each and every charset anew ... ;-// */
275 char *charset_iter_orig
[2];
280 /* Is this already in target charset? Simply copy over */
281 if (ap
->a_conv
== AC_TMPFILE
) {
282 err
= __attach_file(ap
, fo
);
284 DBG( ap
->a_tmpf
= NULL
; )
288 /* If we don't apply charset conversion at all (fixed input=ouput charset)
289 * we also simply copy over, since it's the users desire */
290 if (ap
->a_conv
== AC_FIX_INCS
) {
291 ap
->a_charset
= ap
->a_input_charset
;
292 err
= __attach_file(ap
, fo
);
296 /* Otherwise we need to iterate over all possible output charsets */
297 if ((offs
= ftell(fo
)) == -1) {
301 charset_iter_recurse(charset_iter_orig
);
302 for (charset_iter_reset(NULL
);; charset_iter_next()) {
303 if (!charset_iter_is_valid()) {
307 err
= __attach_file(ap
, fo
);
308 if (err
== 0 || (err
!= EILSEQ
&& err
!= EINVAL
))
311 if (fseek(fo
, offs
, SEEK_SET
) == -1) {
315 if (ap
->a_conv
!= AC_DEFAULT
) {
319 ap
->a_charset
= NULL
;
321 charset_iter_restore(charset_iter_orig
);
328 __attach_file(struct attachment
*ap
, FILE *fo
) /* XXX linelength */
330 int err
= 0, do_iconv
;
333 enum conversion convert
;
335 size_t bufsize
, lncnt
, inlen
;
338 /* Either charset-converted temporary file, or plain path */
339 if (ap
->a_conv
== AC_TMPFILE
) {
341 assert(ftell(fi
) == 0);
342 } else if ((fi
= Fopen(ap
->a_path
, "r")) == NULL
) {
344 n_err(_("%s: %s\n"), n_shexp_quote_cp(ap
->a_path
, FAL0
), strerror(err
));
348 /* MIME part header for attachment */
349 { char const *ct
, *cp
;
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
, ap
->a_name
) < 0)
364 if ((cp
= ap
->a_content_id
) != NULL
&&
365 (fputs("Content-ID: ", fo
) == EOF
||
366 xmime_write(cp
, strlen(cp
), fo
, CONV_TOHDR
, (TD_ISPR
| TD_ICONV
)
367 ) < 0 || putc('\n', fo
) == EOF
))
370 if ((cp
= ap
->a_content_description
) != NULL
&&
371 (fputs("Content-Description: ", fo
) == EOF
||
372 xmime_write(cp
, strlen(cp
), fo
, CONV_TOHDR
, (TD_ISPR
| TD_ICONV
)
373 ) < 0 || putc('\n', fo
) == EOF
))
376 if (putc('\n', fo
) == EOF
) {
384 if (iconvd
!= (iconv_t
)-1)
385 n_iconv_close(iconvd
);
387 char const *tcs
= charset_get_lc();
388 if (asccasecmp(charset
, tcs
) &&
389 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
390 (err
= errno
) != 0) {
392 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
394 n_err(_("iconv_open: %s\n"), strerror(err
));
400 bufsize
= SEND_LINESIZE
;
401 buf
= smalloc(bufsize
);
402 if (convert
== CONV_TOQP
404 || iconvd
!= (iconv_t
)-1
409 if (convert
== CONV_TOQP
411 || iconvd
!= (iconv_t
)-1
414 if (fgetline(&buf
, &bufsize
, &lncnt
, &inlen
, fi
, 0) == NULL
)
416 } else if ((inlen
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
418 if (xmime_write(buf
, inlen
, fo
, convert
, TD_ICONV
) < 0) {
428 if (ap
->a_conv
!= AC_TMPFILE
)
436 _sendbundle_setup_creds(struct sendbundle
*sbp
, bool_t signing_caps
)
438 bool_t v15
, rv
= FAL0
;
445 v15
= ok_blook(v15_compat
);
446 shost
= (v15
? ok_vlook(smtp_hostname
) : NULL
);
447 from
= ((signing_caps
|| !v15
|| shost
== NULL
)
448 ? skin(myorigin(sbp
->sb_hp
)) : NULL
);
453 n_err(_("No *from* address for signing specified\n"));
457 sbp
->sb_signer
.l
= strlen(sbp
->sb_signer
.s
= from
);
461 if ((smtp
= ok_vlook(smtp
)) == NULL
) { /* TODO v15 url_creat(,ok_vlook(mta)*/
464 /* *smtp* OBSOLETE message in mta_start() */
465 if ((smtp
= ok_vlook(mta
)) == NULL
||
466 (proto
= n_servbyname(smtp
, NULL
)) == NULL
|| *proto
== '\0') {
472 if (!url_parse(&sbp
->sb_url
, CPROTO_SMTP
, smtp
))
479 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
481 __sendout_ident
= sbp
->sb_url
.url_u_h
.s
;
482 if (!ccred_lookup(&sbp
->sb_ccred
, &sbp
->sb_url
))
485 if (sbp
->sb_url
.url_had_user
|| sbp
->sb_url
.url_pass
.s
!= NULL
) {
486 n_err(_("New-style URL used without *v15-compat* being set\n"));
489 /* TODO part of the entire myorigin() disaster, get rid of this! */
492 n_err(_("Your configuration requires a *from* address, "
493 "but none was given\n"));
496 if (!ccred_lookup_old(&sbp
->sb_ccred
, CPROTO_SMTP
, from
))
498 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
502 #endif /* HAVE_SMTP */
503 #if defined HAVE_SSL || defined HAVE_SMTP
511 attach_message(struct attachment
*ap
, FILE *fo
)
518 fprintf(fo
, "\n--%s\nContent-Type: message/rfc822\n"
519 "Content-Disposition: inline\n", _sendout_boundary
);
520 if ((ccp
= ap
->a_content_description
) != NULL
)
521 fprintf(fo
, "Content-Description: %s\n", ccp
);/* TODO MIME! */
524 mp
= message
+ ap
->a_msgno
- 1;
526 rv
= (sendmp(mp
, fo
, 0, NULL
, SEND_RFC822
, NULL
) < 0) ? -1 : 0;
532 make_multipart(struct header
*hp
, int convert
, FILE *fi
, FILE *fo
,
533 char const *contenttype
, char const *charset
)
535 struct attachment
*att
;
539 fputs("This is a multi-part message in MIME format.\n", fo
);
540 if (fsize(fi
) != 0) {
542 size_t sz
, bufsize
, cnt
;
544 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
545 _put_ct(fo
, contenttype
, charset
) < 0 ||
546 _put_cte(fo
, convert
) < 0 ||
547 fprintf(fo
, "Content-Disposition: inline\n\n") < 0)
550 buf
= smalloc(bufsize
= SEND_LINESIZE
);
551 if (convert
== CONV_TOQP
553 || iconvd
!= (iconv_t
)-1
560 if (convert
== CONV_TOQP
562 || iconvd
!= (iconv_t
)-1
565 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
567 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
570 if (xmime_write(buf
, sz
, fo
, convert
, TD_ICONV
) < 0) {
581 for (att
= hp
->h_attach
; att
!= NULL
; att
= att
->a_flink
) {
583 if (attach_message(att
, fo
) != 0)
585 } else if (_attach_file(att
, fo
) != 0)
589 /* the final boundary with two attached dashes */
590 fprintf(fo
, "\n--%s--\n", _sendout_boundary
);
598 infix(struct header
*hp
, FILE *fi
) /* TODO check */
600 FILE *nfo
, *nfi
= NULL
;
602 char const *contenttype
, *charset
= NULL
;
603 enum conversion convert
;
604 int do_iconv
= 0, err
;
606 char const *tcs
, *convhdr
= NULL
;
610 if ((nfo
= Ftmp(&tempMail
, "infix", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
612 n_perr(_("temporary mail file"), 0);
615 if ((nfi
= Fopen(tempMail
, "r")) == NULL
) {
619 Ftmp_release(&tempMail
);
623 pstate
&= ~PS_HEADER_NEEDED_MIME
; /* TODO a hack should be carrier tracked */
625 contenttype
= "text/plain"; /* XXX mail body - always text/plain, want XX? */
626 if((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
)
627 contenttype
= option_Mm_arg
;
628 convert
= mime_type_classify_file(fi
, &contenttype
, &charset
, &do_iconv
);
631 tcs
= charset_get_lc();
632 if ((convhdr
= need_hdrconv(hp
))) {
633 if (iconvd
!= (iconv_t
)-1) /* XXX */
634 n_iconv_close(iconvd
);
635 if (asccasecmp(convhdr
, tcs
) != 0 &&
636 (iconvd
= n_iconv_open(convhdr
, tcs
)) == (iconv_t
)-1 &&
641 if (puthead(FAL0
, hp
, nfo
,
642 (GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GCOMMA
| GUA
| GMIME
| GMSGID
|
643 GIDENT
| GREF
| GDATE
), SEND_MBOX
, convert
, contenttype
, charset
))
646 if (iconvd
!= (iconv_t
)-1)
647 n_iconv_close(iconvd
);
651 if (do_iconv
&& charset
!= NULL
) { /*TODO charset->mime_type_classify_file*/
652 if (asccasecmp(charset
, tcs
) != 0 &&
653 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
654 (err
= errno
) != 0) {
657 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
659 n_perr("iconv_open", 0);
665 if (hp
->h_attach
!= NULL
) {
666 if (make_multipart(hp
, convert
, fi
, nfo
, contenttype
, charset
) != 0)
669 size_t sz
, bufsize
, cnt
;
672 if (convert
== CONV_TOQP
674 || iconvd
!= (iconv_t
)-1
680 buf
= smalloc(bufsize
= SEND_LINESIZE
);
682 if (convert
== CONV_TOQP
684 || iconvd
!= (iconv_t
)-1
687 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
689 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
691 if (xmime_write(buf
, sz
, nfo
, convert
, TD_ICONV
) < 0) {
698 if (err
|| ferror(fi
)) {
703 if (iconvd
!= (iconv_t
)-1)
704 n_iconv_close(iconvd
);
712 if (iconvd
!= (iconv_t
)-1)
713 n_iconv_close(iconvd
);
717 if ((err
= ferror(nfo
)))
718 n_perr(_("temporary mail file"), 0);
733 _check_dispo_notif(struct name
*mdn
, struct header
*hp
, FILE *fo
)
739 /* TODO smtp_disposition_notification (RFC 3798): relation to return-path
740 * TODO not yet checked */
741 if (!ok_blook(disposition_notification_send
))
744 if (mdn
!= NULL
&& mdn
!= (struct name
*)0x1)
746 else if ((from
= myorigin(hp
)) == NULL
) {
747 if (options
& OPT_D_V
)
748 n_err(_("*disposition-notification-send*: no *from* set\n"));
752 if (fmt("Disposition-Notification-To:", nalloc(n_UNCONST(from
), 0), fo
, 0))
760 sendmail_internal(void *v
, int recipient_record
)
767 memset(&head
, 0, sizeof head
);
768 head
.h_to
= lextract(str
, GTO
| GFULL
);
769 rv
= mail1(&head
, 0, NULL
, NULL
, recipient_record
, 0);
775 _outof(struct name
*names
, FILE *fo
, bool_t
*senderror
)
777 ui32_t pipecnt
, xcnt
, i
;
781 FILE *fin
= NULL
, *fout
;
784 /* Look through all recipients and do a quick return if no file or pipe
785 * addressee is found */
786 fda
= NULL
; /* Silence cc */
787 for (pipecnt
= xcnt
= 0, np
= names
; np
!= NULL
; np
= np
->n_flink
) {
788 if (np
->n_type
& GDEL
)
790 switch (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
) {
791 case NAME_ADDRSPEC_ISFILE
:
794 case NAME_ADDRSPEC_ISPIPE
:
799 if (pipecnt
== 0 && xcnt
== 0)
802 /* Otherwise create an array of file descriptors for each found pipe
803 * addressee to get around the dup(2)-shared-file-offset problem, i.e.,
804 * each pipe subprocess needs its very own file descriptor, and we need
806 * To make our life a bit easier let's just use the auto-reclaimed
808 if (pipecnt
== 0 || (options
& OPT_DEBUG
)) {
813 fda
= salloc(sizeof(int) * pipecnt
);
814 for (i
= 0; i
< pipecnt
; ++i
)
816 sh
= ok_vlook(SHELL
);
819 for (np
= names
; np
!= NULL
; np
= np
->n_flink
) {
820 if (!(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
))
823 /* In days of old we removed the entry from the the list; now for sake of
824 * header expansion we leave it in and mark it as deleted */
827 if(options
& OPT_D_VV
)
828 n_err(_(">>> Writing message via %s\n"),
829 n_shexp_quote_cp(np
->n_name
, FAL0
));
830 /* We _do_ write to STDOUT, anyway! */
831 if((options
& OPT_DEBUG
) && ((np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) ||
832 np
->n_name
[0] != '-' || np
->n_name
[1] != '\0'))
835 /* See if we have copied the complete message out yet. If not, do so */
840 if ((fout
= Ftmp(&tempEdit
, "outof",
841 OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
)) == NULL
) {
842 n_perr(_("Creation of temporary image"), 0);
846 if ((image
= open(tempEdit
, O_RDWR
| _O_CLOEXEC
)) >= 0) {
848 for (i
= 0; i
< pipecnt
; ++i
) {
849 int fd
= open(tempEdit
, O_RDONLY
| _O_CLOEXEC
);
860 Ftmp_release(&tempEdit
);
863 n_perr(_("Creating descriptor duplicate of temporary image"), 0);
869 fprintf(fout
, "From %s %s", myname
, time_current
.tc_ctime
);
871 while (i
= c
, (c
= getc(fo
)) != EOF
)
879 n_perr(_("Finalizing write of temporary image"), 0);
885 /* If we have to serve file addressees, open reader */
886 if (xcnt
!= 0 && (fin
= Fdopen(image
, "r", FAL0
)) == NULL
) {
887 n_perr(_("Failed to open a temporary image duplicate"), 0);
895 /* From now on use xcnt as a counter for pipecnt */
899 /* Now either copy "image" to the desired file or give it as the standard
900 * input to the desired program as appropriate */
901 if (np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) {
906 sigaddset(&nset
, SIGHUP
);
907 sigaddset(&nset
, SIGINT
);
908 sigaddset(&nset
, SIGQUIT
);
909 pid
= start_command(sh
, &nset
, fda
[xcnt
++], COMMAND_FD_NULL
, "-c",
910 np
->n_name
+ 1, NULL
, NULL
);
912 n_err(_("Piping message to %s failed\n"),
913 n_shexp_quote_cp(np
->n_name
, FAL0
));
920 char const *fname
, *fnameq
;
922 if ((fname
= fexpand(np
->n_name
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
) {
926 fnameq
= n_shexp_quote_cp(fname
, FAL0
);
928 if(fname
[0] == '-' && fname
[1] == '\0')
930 else if ((fout
= Zopen(fname
, "a")) == NULL
) {
931 n_err(_("Writing message to %s failed: %s\n"),
932 fnameq
, strerror(errno
));
937 while ((c
= getc(fin
)) != EOF
)
940 n_err(_("Writing message to %s failed: %s\n"),
941 fnameq
, _("write error"));
956 for (i
= 0; i
< pipecnt
; ++i
)
967 if (np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
)
975 mightrecord(FILE *fp
, struct name
*to
, bool_t resend
)
982 if (options
& OPT_DEBUG
)
984 else if (to
!= NULL
) {
985 cp
= savestr(skinned_name(to
));
986 for (cq
= cp
; *cq
!= '\0' && *cq
!= '@'; ++cq
)
990 cp
= ok_vlook(record
);
993 if ((ep
= expand(cp
)) == NULL
) {
998 if (*ep
!= '/' && *ep
!= '+' && ok_blook(outfolder
) &&
999 which_protocol(ep
) == PROTO_FILE
) {
1000 size_t i
= strlen(cp
);
1001 cq
= salloc(i
+ 1 +1);
1003 memcpy(cq
+ 1, cp
, i
+1);
1005 if ((ep
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
) {
1011 if (!a_sendout__savemail(ep
, fp
, resend
)) {
1013 n_err(_("Failed to save message in %s - message not sent\n"),
1014 n_shexp_quote_cp(ep
, FAL0
));
1015 exit_status
|= EXIT_ERR
;
1016 savedeadletter(fp
, 1);
1025 a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
){
1027 size_t bufsize
, buflen
, cnt
;
1028 bool_t rv
, emptyline
;
1032 buf
= smalloc(bufsize
= LINESIZE
);
1033 rv
= emptyline
= FAL0
;
1035 if((fo
= Zopen(name
, "a+")) == NULL
){
1036 if((fo
= Zopen(name
, "wx")) == NULL
){
1043 /* TODO RETURN check, but be aware of protocols: v15: Mailbox->lock()! */
1044 n_file_lock(fileno(fo
), FLT_WRITE
, 0,0, UIZ_MAX
);
1049 if(fseek(fo
, -2L, SEEK_END
) == 0){ /* TODO Should be Mailbox::->append */
1050 switch(fread(buf
, sizeof *buf
, 2, fo
)){
1075 fprintf(fo
, "From %s %s", myname
, time_current
.tc_ctime
);
1076 for(emptyline
= FAL0
, buflen
= 0, cnt
= fsize(fp
);
1077 fgetline(&buf
, &bufsize
, &cnt
, &buflen
, fp
, 0) != NULL
;){
1078 /* Only if we are resending it can happen that we have to quote From_
1079 * lines here; we don't generate messages which are ambiguous ourselves */
1081 if(emptyline
&& is_head(buf
, buflen
, FAL0
))
1083 }DBG(else assert(!is_head(buf
, buflen
, FAL0
)); )
1085 emptyline
= (buflen
> 0 && *buf
== '\n');
1086 fwrite(buf
, sizeof *buf
, buflen
, fo
);
1088 if(buflen
> 0 && buf
[buflen
- 1] != '\n')
1108 _transfer(struct sendbundle
*sbp
)
1115 for (cnt
= 0, np
= sbp
->sb_to
; np
!= NULL
;) {
1116 char const k
[] = "smime-encrypt-";
1117 size_t nl
= strlen(np
->n_name
);
1118 char *cp
, *vs
= ac_alloc(sizeof(k
)-1 + nl
+1);
1119 memcpy(vs
, k
, sizeof(k
) -1);
1120 memcpy(vs
+ sizeof(k
) -1, np
->n_name
, nl
+1);
1122 if ((cp
= vok_vlook(vs
)) != NULL
) {
1126 if ((ef
= smime_encrypt(sbp
->sb_input
, cp
, np
->n_name
)) != NULL
) {
1127 FILE *fisave
= sbp
->sb_input
;
1128 struct name
*nsave
= sbp
->sb_to
;
1130 sbp
->sb_to
= ndup(np
, np
->n_type
& ~(GFULL
| GSKIN
));
1132 if (!__mta_start(sbp
))
1135 sbp
->sb_input
= fisave
;
1140 n_err(_("No SSL support compiled in\n"));
1143 n_err(_("Message not sent to: %s\n"), np
->n_name
);
1144 _sendout_error
= TRU1
;
1148 rewind(sbp
->sb_input
);
1150 if (np
->n_flink
!= NULL
)
1151 np
->n_flink
->n_blink
= np
->n_blink
;
1152 if (np
->n_blink
!= NULL
)
1153 np
->n_blink
->n_flink
= np
->n_flink
;
1154 if (np
== sbp
->sb_to
)
1155 sbp
->sb_to
= np
->n_flink
;
1164 if (cnt
> 0 && (ok_blook(smime_force_encryption
) || !__mta_start(sbp
)))
1171 __mta_start(struct sendbundle
*sbp
)
1175 char const **args
, *mta
;
1179 if((mta
= ok_vlook(smtp
)) != NULL
){
1180 OBSOLETE(_("please don't use *smtp*, but assign an SMTP URL to *mta*"));
1181 /* For *smtp* the smtp:// protocol was optional; be simple: don't check
1182 * that *smtp* is misused with file:// or so */
1183 if(n_servbyname(mta
, NULL
) == NULL
)
1184 mta
= savecat("smtp://", mta
);
1189 if((proto
= ok_vlook(sendmail
)) != NULL
)
1190 OBSOLETE(_("please use *mta* instead of *sendmail*"));
1191 if((mta
= ok_vlook(mta
)) == NULL
){ /* TODO v15: mta = ok_vlook(mta); */
1198 /* TODO for now this is pretty hacky: in v15 we should simply create
1199 * TODO an URL object; i.e., be able to do so, and it does it right
1200 * TODO I.e.,: url_creat(&url, ok_vlook(mta)); */
1201 else if((proto
= n_servbyname(mta
, NULL
)) != NULL
){
1203 mta
+= sizeof("file://") -1;
1212 char const *mta_base
;
1214 if((mta
= fexpand(mta_base
= mta
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1215 n_err(_("*mta* variable expansion failure: %s\n"),
1216 n_shexp_quote_cp(mta_base
, FAL0
));
1220 args
= __mta_prepare_args(sbp
->sb_to
, sbp
->sb_hp
);
1221 if (options
& OPT_DEBUG
) {
1222 __mta_debug(sbp
, mta
, args
);
1227 n_UNINIT(args
, NULL
);
1229 n_err(_("No SMTP support compiled in\n"));
1232 if (options
& OPT_DEBUG
) {
1233 (void)smtp_mta(sbp
);
1240 /* Fork, set up the temporary mail file as standard input for "mail", and
1241 * exec with the user list we generated far above */
1242 if ((pid
= fork_child()) == -1) {
1245 savedeadletter(sbp
->sb_input
, 0);
1246 _sendout_error
= TRU1
;
1251 sigaddset(&nset
, SIGHUP
);
1252 sigaddset(&nset
, SIGINT
);
1253 sigaddset(&nset
, SIGQUIT
);
1254 sigaddset(&nset
, SIGTSTP
);
1255 sigaddset(&nset
, SIGTTIN
);
1256 sigaddset(&nset
, SIGTTOU
);
1257 freopen("/dev/null", "r", stdin
);
1260 prepare_child(&nset
, 0, 1);
1269 prepare_child(&nset
, fileno(sbp
->sb_input
), -1);
1270 execv(mta
, n_UNCONST(args
));
1272 ecp
= (e
!= ENOENT
) ? strerror(e
)
1273 : _("executable not found (adjust *mta* variable)");
1274 n_err(_("Cannot start %s: %s\n"), n_shexp_quote_cp(mta
, FAL0
), ecp
);
1276 savedeadletter(sbp
->sb_input
, 1);
1277 n_err(_("... message not sent\n"));
1281 if ((options
& (OPT_DEBUG
| OPT_VERB
)) || ok_blook(sendwait
)) {
1282 if (!(rv
= wait_child(pid
, NULL
)))
1283 _sendout_error
= TRU1
;
1293 static char const **
1294 __mta_prepare_args(struct name
*to
, struct header
*hp
)
1296 size_t vas_cnt
, i
, j
;
1298 char const **args
, *cp
, *cp_v15compat
;
1302 if((cp_v15compat
= ok_vlook(sendmail_arguments
)) != NULL
)
1303 OBSOLETE(_("please use *mta-arguments*, not *sendmail-arguments*"));
1304 if((cp
= ok_vlook(mta_arguments
)) == NULL
)
1306 if ((cp
/* TODO v15: = ok_vlook(mta_arguments)*/) == NULL
) {
1310 /* Don't assume anything on the content but do allocate exactly j slots;
1311 * like this getrawlist will never overflow (and return -1) */
1313 vas
= n_lofi_alloc(sizeof(*vas
) * j
);
1314 vas_cnt
= (size_t)getrawlist(FAL0
, vas
, j
, cp
, j
);
1317 i
= 4 + smopts_cnt
+ vas_cnt
+ 4 + 1 + count(to
) + 1;
1318 args
= salloc(i
* sizeof(char*));
1320 if((cp_v15compat
= ok_vlook(sendmail_progname
)) != NULL
)
1321 OBSOLETE(_("please use *mta-argv0*, not *sendmail-progname*"));
1322 if((cp
= ok_vlook(mta_argv0
)) == NULL
)
1326 args
[0] = cp
/* TODO v15: = ok_vlook(mta_argv0) */;
1328 if ((snda
= ok_blook(sendmail_no_default_arguments
)))
1329 OBSOLETE(_("please use *mta-no-default-arguments*, "
1330 "not *sendmail-no-default-arguments*"));
1331 snda
|= ok_blook(mta_no_default_arguments
);
1332 if ((snda
/* TODO v15: = ok_blook(mta_no_default_arguments)*/))
1337 if (ok_blook(metoo
))
1339 if (options
& OPT_VERB
)
1343 for (j
= 0; j
< smopts_cnt
; ++j
, ++i
)
1344 args
[i
] = smopts
[j
];
1346 for (j
= 0; j
< vas_cnt
; ++j
, ++i
)
1349 /* -r option? In conjunction with -t we act compatible to postfix(1) and
1350 * ignore it (it is -f / -F there) if the message specified From:/Sender:.
1351 * The interdependency with -t has been resolved in puthead() */
1352 if (!snda
&& ((options
& OPT_r_FLAG
) || ok_blook(r_option_implicit
))) {
1353 struct name
const *np
;
1355 if (hp
!= NULL
&& (np
= hp
->h_from
) != NULL
) {
1356 /* However, what wasn't resolved there was the case that the message
1357 * specified multiple From: addresses and a Sender: */
1358 if ((pstate
& PS_t_FLAG
) && hp
->h_sender
!= NULL
)
1361 if (np
->n_fullextra
!= NULL
) {
1363 args
[i
++] = np
->n_fullextra
;
1367 assert(option_r_arg
== NULL
);
1368 cp
= skin(myorigin(NULL
));
1377 /* Terminate option list to avoid false interpretation of system-wide
1378 * aliases that start with hyphen */
1382 /* Receivers follow */
1383 for (; to
!= NULL
; to
= to
->n_flink
)
1384 if (!(to
->n_type
& GDEL
))
1385 args
[i
++] = to
->n_name
;
1395 __mta_debug(struct sendbundle
*sbp
, char const *mta
, char const **args
)
1397 size_t cnt
, bufsize
, llen
;
1401 n_err(_(">>> MTA: %s, arguments:"), n_shexp_quote_cp(mta
, FAL0
));
1402 for (; *args
!= NULL
; ++args
)
1403 n_err(" %s", n_shexp_quote_cp(*args
, FAL0
));
1406 fflush_rewind(sbp
->sb_input
);
1408 cnt
= fsize(sbp
->sb_input
);
1411 while (fgetline(&buf
, &bufsize
, &cnt
, &llen
, sbp
->sb_input
, TRU1
) != NULL
) {
1413 n_err(">>> %s\n", buf
);
1421 _message_id(struct header
*hp
)
1423 char *rv
= NULL
, sep
;
1429 if (hp
!= NULL
&& hp
->h_message_id
!= NULL
) {
1430 i
= strlen(hp
->h_message_id
->n_name
);
1431 rl
= sizeof("Message-ID: <>") -1;
1432 rv
= salloc(rl
+ i
+1);
1433 memcpy(rv
, "Message-ID: <", --rl
);
1434 memcpy(rv
+ rl
, hp
->h_message_id
->n_name
, i
);
1441 if (ok_blook(message_id_disable
))
1446 if ((h
= __sendout_ident
) != NULL
)
1448 if (ok_vlook(hostname
) != NULL
) {
1454 if (hp
!= NULL
&& (h
= skin(myorigin(hp
))) != NULL
&& strchr(h
, '@') != NULL
)
1460 tmp
= &time_current
.tc_gm
;
1461 i
= sizeof("Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>") -1 +
1464 snprintf(rv
, i
, "Message-ID: <%04d%02d%02d%02d%02d%02d.%s%c%s>",
1465 tmp
->tm_year
+ 1900, tmp
->tm_mon
+ 1, tmp
->tm_mday
,
1466 tmp
->tm_hour
, tmp
->tm_min
, tmp
->tm_sec
,
1467 getrandstring(rl
), sep
, h
);
1468 rv
[i
] = '\0'; /* Because we don't test snprintf(3) return */
1475 fmt(char const *str
, struct name
*np
, FILE *fo
, enum fmt_flags ff
)
1483 } m
= (ff
& GCOMMA
) ? m_COMMA
: 0;
1490 fwrite(str
, sizeof *str
, col
, fo
);
1492 #define _X(S) (col == sizeof(S) -1 && !asccasecmp(str, S))
1495 } else if (_X("reply-to:") || _X("mail-followup-to:") ||
1496 _X("references:") || _X("disposition-notification-to:"))
1497 m
|= m_NOPF
| m_NONAME
;
1498 else if (ok_blook(add_file_recipients
)) {
1500 } else if (_X("to:") || _X("cc:") || _X("bcc:") || _X("resent-to:"))
1505 for (; np
!= NULL
; np
= np
->n_flink
) {
1506 if (is_addr_invalid(np
,
1507 EACM_NOLOG
| (m
& m_NONAME
? EACM_NONAME
: EACM_NONE
)))
1509 /* File and pipe addresses only printed with set *add-file-recipients* */
1510 if ((m
& m_NOPF
) && is_fileorpipe_addr(np
))
1513 if ((m
& (m_INIT
| m_COMMA
)) == (m_INIT
| m_COMMA
)) {
1514 if (putc(',', fo
) == EOF
)
1520 len
= strlen(np
->n_fullname
);
1521 if (np
->n_flags
& GREF
)
1523 ++col
; /* The separating space */
1524 if ((m
& m_INIT
) && /*col > 1 &&*/ UICMP(z
, col
+ len
, >, 72)) {
1525 if (fputs("\n ", fo
) == EOF
)
1531 m
= (m
& ~m_CSEEN
) | m_INIT
;
1534 char *hb
= np
->n_fullname
;
1535 /* GREF needs to be placed in angle brackets, but which are missing */
1536 if (np
->n_type
& GREF
) {
1537 hb
= ac_alloc(len
+ 2 +1);
1541 memcpy(hb
+ 1, np
->n_fullname
, len
);
1544 len
= xmime_write(hb
, len
, fo
,
1545 ((ff
& FMT_DOMIME
) ? CONV_TOHDR_A
: CONV_NONE
), TD_ICONV
);
1546 if (np
->n_type
& GREF
)
1554 if (putc('\n', fo
) != EOF
)
1562 infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
, struct name
*to
,
1565 size_t cnt
, c
, bufsize
= 0;
1568 struct name
*fromfield
= NULL
, *senderfield
= NULL
, *mdn
;
1574 /* Write the Resent-Fields */
1576 fputs("Resent-", fo
);
1578 if ((cp
= myaddrs(NULL
)) != NULL
) {
1579 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-From:", fo
,
1583 /* TODO RFC 5322: Resent-Sender SHOULD NOT be used if it's EQ -From: */
1584 if ((cp
= ok_vlook(sender
)) != NULL
) {
1585 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-Sender:", fo
,
1589 if (fmt("Resent-To:", to
, fo
, FMT_COMMA
))
1591 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
1592 (cp
= _message_id(NULL
)) != NULL
)
1593 fprintf(fo
, "Resent-%s\n", cp
);
1596 if ((mdn
= n_UNCONST(check_from_and_sender(fromfield
, senderfield
))) == NULL
)
1598 if (!_check_dispo_notif(mdn
, NULL
, fo
))
1601 /* Write the original headers */
1603 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1605 if (ascncasecmp("status:", buf
, 7) &&
1606 ascncasecmp("disposition-notification-to:", buf
, 28) &&
1607 !is_head(buf
, c
, FAL0
))
1608 fwrite(buf
, sizeof *buf
, c
, fo
);
1609 if (cnt
> 0 && *buf
== '\n')
1613 /* Write the message body */
1615 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1617 if (cnt
== 0 && *buf
== '\n')
1619 fwrite(buf
, sizeof *buf
, c
, fo
);
1624 n_perr(_("temporary mail file"), 0);
1634 mail(struct name
*to
, struct name
*cc
, struct name
*bcc
, char *subject
,
1635 struct attachment
*attach
, char *quotefile
, int recipient_record
)
1641 memset(&head
, 0, sizeof head
);
1643 /* The given subject may be in RFC1522 format. */
1644 if (subject
!= NULL
) {
1646 in
.l
= strlen(subject
);
1647 mime_fromhdr(&in
, &out
, /* TODO ??? TD_ISPR |*/ TD_ICONV
);
1648 head
.h_subject
= out
.s
;
1653 head
.h_attach
= attach
;
1655 mail1(&head
, 0, NULL
, quotefile
, recipient_record
, 0);
1657 if (subject
!= NULL
)
1669 rv
= sendmail_internal(v
, 0);
1680 rv
= sendmail_internal(v
, 1);
1686 mail1(struct header
*hp
, int printheaders
, struct message
*quote
,
1687 char *quotefile
, int recipient_record
, int doprefix
)
1689 struct sendbundle sb
;
1693 enum okay rv
= STOP
;
1696 _sendout_error
= FAL0
;
1697 __sendout_ident
= NULL
;
1699 /* Update some globals we likely need first */
1700 time_current_update(&time_current
, TRU1
);
1702 /* Collect user's mail from standard input. Get the result as mtf */
1703 mtf
= collect(hp
, printheaders
, quote
, quotefile
, doprefix
, &_sendout_error
);
1710 if (options
& OPT_INTERACTIVE
) {
1711 if (ok_blook(asksign
))
1712 dosign
= getapproval(_("Sign this message"), TRU1
);
1715 if (fsize(mtf
) == 0) {
1716 if (options
& OPT_E_FLAG
)
1718 if (hp
->h_subject
== NULL
)
1719 printf(_("No message, no subject; hope that's ok\n"));
1720 else if (ok_blook(bsdcompat
) || ok_blook(bsdmsgs
))
1721 printf(_("Null message body; hope that's ok\n"));
1724 if (dosign
== TRUM1
)
1725 dosign
= ok_blook(smime_sign
); /* TODO USER@HOST <-> *from* +++!!! */
1728 n_err(_("No SSL support compiled in\n"));
1733 /* XXX Update time_current again; once collect() offers editing of more
1734 * XXX headers, including Date:, this must only happen if Date: is the
1735 * XXX same that it was before collect() (e.g., postponing etc.).
1736 * XXX But *do* update otherwise because the mail seems to be backdated
1737 * XXX if the user edited some time, which looks odd and it happened
1738 * XXX to me that i got mis-dated response mails due to that... */
1739 time_current_update(&time_current
, TRU1
);
1741 /* TODO hrmpf; the MIME/send layer rewrite MUST address the init crap:
1742 * TODO setup the header ONCE; note this affects edit.c, collect.c ...,
1743 * TODO but: offer a hook that rebuilds/expands/checks/fixates all
1744 * TODO header fields ONCE, call that ONCE after user editing etc. has
1745 * TODO completed (one edit cycle) */
1747 /* Take the user names from the combined to and cc lists and do all the
1748 * alias processing. The POSIX standard says:
1749 * The names shall be substituted when alias is used as a recipient
1750 * address specified by the user in an outgoing message (that is,
1751 * other recipients addressed indirectly through the reply command
1752 * shall not be substituted in this manner).
1753 * S-nail thus violates POSIX, as has been pointed out correctly by
1754 * Martin Neitzel, but logic and usability of POSIX standards is not seldom
1755 * disputable anyway. Go for user friendliness */
1757 to
= namelist_vaporise_head(hp
,
1759 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
1760 TRU1
, &_sendout_error
);
1762 n_err(_("No recipients specified\n"));
1765 if (_sendout_error
< 0) {
1766 n_err(_("Some addressees were classified as \"hard error\"\n"));
1771 memset(&sb
, 0, sizeof sb
);
1775 if ((dosign
|| count_nonlocal(to
) > 0) &&
1776 !_sendbundle_setup_creds(&sb
, (dosign
> 0)))
1777 /* TODO saving $DEAD and recovering etc is not yet well defined */
1780 /* 'Bit ugly kind of control flow until we find a charset that does it */
1781 for (charset_iter_reset(hp
->h_charset
);; charset_iter_next()) {
1784 if (!charset_iter_is_valid())
1786 else if ((nmtf
= infix(hp
, mtf
)) != NULL
)
1788 else if ((err
= errno
) == EILSEQ
|| err
== EINVAL
) {
1793 n_perr(_("Failed to create encoded message"), 0);
1801 if ((nmtf
= smime_sign(mtf
, sb
.sb_signer
.s
)) == NULL
)
1808 /* TODO truly - i still don't get what follows: (1) we deliver file
1809 * TODO and pipe addressees, (2) we mightrecord() and (3) we transfer
1810 * TODO even if (1) savedeadletter() etc. To me this doesn't make sense? */
1812 /* Deliver pipe and file addressees */
1813 to
= _outof(to
, mtf
, &_sendout_error
);
1815 savedeadletter(mtf
, FAL0
);
1817 to
= elide(to
); /* XXX needed only to drop GDELs due to _outof()! */
1819 { ui32_t cnt
= count(to
);
1820 if ((!recipient_record
|| cnt
> 0) &&
1821 !mightrecord(mtf
, (recipient_record
? to
: NULL
), FAL0
))
1829 } else if (!_sendout_error
)
1836 exit_status
|= EXIT_SEND_ERROR
;
1841 _sendout_error
= TRU1
;
1842 savedeadletter(mtf
, TRU1
);
1843 n_err(_("... message not sent\n"));
1848 mkdate(FILE *fo
, char const *field
)
1850 struct tm tmpgm
, *tmptr
;
1851 int tzdiff
, tzdiff_hour
, tzdiff_min
, rv
;
1854 memcpy(&tmpgm
, &time_current
.tc_gm
, sizeof tmpgm
);
1855 tzdiff
= time_current
.tc_time
- mktime(&tmpgm
);
1856 tzdiff_hour
= (int)(tzdiff
/ 60);
1857 tzdiff_min
= tzdiff_hour
% 60;
1859 tmptr
= &time_current
.tc_local
;
1860 if (tmptr
->tm_isdst
> 0)
1862 rv
= fprintf(fo
, "%s: %s, %02d %s %04d %02d:%02d:%02d %+05d\n",
1864 weekday_names
[tmptr
->tm_wday
],
1865 tmptr
->tm_mday
, month_names
[tmptr
->tm_mon
],
1866 tmptr
->tm_year
+ 1900, tmptr
->tm_hour
,
1867 tmptr
->tm_min
, tmptr
->tm_sec
,
1868 tzdiff_hour
* 100 + tzdiff_min
);
1874 puthead(bool_t nosend_msg
, struct header
*hp
, FILE *fo
, enum gfield w
,
1875 enum sendaction action
, enum conversion convert
, char const *contenttype
,
1876 char const *charset
)
1878 #define FMT_CC_AND_BCC() \
1880 if ((w & GCC) && (hp->h_cc != NULL || nosend_msg == TRUM1)) {\
1881 if (fmt("Cc:", hp->h_cc, fo, ff))\
1885 if ((w & GBCC) && (hp->h_bcc != NULL || nosend_msg == TRUM1)) {\
1886 if (fmt("Bcc:", hp->h_bcc, fo, ff))\
1894 struct name
*np
, *fromasender
= NULL
;
1895 int stealthmua
, rv
= 1;
1900 if ((addr
= ok_vlook(stealthmua
)) != NULL
)
1901 stealthmua
= !strcmp(addr
, "noagent") ? -1 : 1;
1905 nodisp
= (action
!= SEND_TODISP
);
1906 ff
= (w
& (GCOMMA
| GFILES
)) | (nodisp
? FMT_DOMIME
: 0);
1909 mkdate(fo
, "Date"), ++gotcha
;
1911 if (hp
->h_from
== NULL
|| hp
->h_sender
== NULL
)
1912 setup_from_and_sender(hp
);
1914 if (hp
->h_from
!= NULL
) {
1915 if (fmt("From:", hp
->h_from
, fo
, ff
))
1920 if (hp
->h_sender
!= NULL
) {
1921 if (fmt("Sender:", hp
->h_sender
, fo
, ff
))
1926 fromasender
= n_UNCONST(check_from_and_sender(hp
->h_from
, hp
->h_sender
));
1927 if (fromasender
== NULL
)
1929 /* Note that fromasender is (NULL,) 0x1 or real sender here */
1933 if ((w
& GTO
) && (hp
->h_to
!= NULL
|| nosend_msg
== TRUM1
)) {
1934 if (fmt("To:", hp
->h_to
, fo
, ff
))
1939 /* TODO Thought about undisclosed recipients:;, but would be such a fake
1940 * TODO given that we cannot handle group addresses. Ridiculous */
1944 if ((xto
= hp
->h_to
) != NULL
) {
1945 char const ud
[] = "To: Undisclosed recipients:;\n" /* TODO groups */;
1947 if (count_nonlocal(xto
) != 0 || ok_blook(add_file_recipients
) ||
1948 (hp
->h_cc
!= NULL
&& count_nonlocal(hp
->h_cc
) > 0))
1950 if (fwrite(ud
, 1, sizeof(ud
) -1, fo
) != sizeof(ud
) -1)
1953 } else if (nosend_msg
== TRUM1
) {
1955 if (fmt("To:", hp
->h_to
, fo
, ff
))
1962 if (!ok_blook(bsdcompat
) && !ok_blook(bsdorder
))
1965 if ((w
& GSUBJECT
) && (hp
->h_subject
!= NULL
|| nosend_msg
== TRUM1
)) {
1966 if (fwrite("Subject: ", sizeof(char), 9, fo
) != 9)
1968 if (hp
->h_subject
!= NULL
) {
1969 char *sub
= subject_re_trim(hp
->h_subject
);
1970 size_t sublen
= strlen(sub
);
1972 /* Trimmed something, (re-)add Re: */
1973 if (sub
!= hp
->h_subject
) {
1974 if (fwrite("Re: ", 1, 4, fo
) != 4) /* RFC mandates eng. "Re: " */
1977 xmime_write(sub
, sublen
, fo
,
1978 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1979 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1982 /* This may be, e.g., a Fwd: XXX yes, unfortunately we do like that */
1983 else if (*sub
!= '\0') {
1984 if (xmime_write(sub
, sublen
, fo
, (!nodisp
? CONV_NONE
: CONV_TOHDR
),
1985 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
1993 if (ok_blook(bsdcompat
) || ok_blook(bsdorder
))
1996 if ((w
& GMSGID
) && stealthmua
<= 0 && (addr
= _message_id(hp
)) != NULL
) {
1997 if (fputs(addr
, fo
) == EOF
|| putc('\n', fo
) == EOF
)
2002 if ((np
= hp
->h_ref
) != NULL
&& (w
& GREF
)) {
2003 if (fmt("References:", np
, fo
, 0))
2005 if (hp
->h_in_reply_to
== NULL
&& np
->n_name
!= NULL
) {
2006 while (np
->n_flink
!= NULL
)
2008 if (!is_addr_invalid(np
, /* TODO check that on parser side! */
2009 /*EACM_STRICT | TODO '/' valid!! */ EACM_NOLOG
| EACM_NONAME
)) {
2011 "In-Reply-To: <%s>\n", np
->n_name
/*TODO RFC5322 3.6.4*/) < 0)
2015 n_err(_("Invalid address in mail header: %s\n"), np
->n_name
);
2020 if ((np
= hp
->h_in_reply_to
) != NULL
&& (w
& GREF
)) {
2022 "In-Reply-To: <%s>\n", np
->n_name
/*TODO RFC 5322 3.6.4*/) < 0)
2028 /* Reply-To:. Be careful not to destroy a possible user input, duplicate
2029 * the list first.. TODO it is a terrible codebase.. */
2030 if ((np
= hp
->h_replyto
) != NULL
)
2031 np
= namelist_dup(np
, np
->n_type
);
2032 else if ((addr
= ok_vlook(replyto
)) != NULL
)
2033 np
= lextract(addr
, GEXTRA
| GFULL
);
2036 checkaddrs(usermap(np
, TRU1
), EACM_STRICT
| EACM_NOLOG
,
2038 if (fmt("Reply-To:", np
, fo
, ff
))
2044 if ((w
& GIDENT
) && !nosend_msg
) {
2045 /* Mail-Followup-To: TODO factor out this huge block of code */
2046 /* Place ourselfs in there if any non-subscribed list is an addressee */
2047 if ((hp
->h_flags
& HF_LIST_REPLY
) || hp
->h_mft
!= NULL
||
2048 ok_blook(followup_to
)) {
2049 enum {_ANYLIST
=1<<(HF__NEXT_SHIFT
+0), _HADMFT
=1<<(HF__NEXT_SHIFT
+1)};
2051 ui32_t f
= hp
->h_flags
| (hp
->h_mft
!= NULL
? _HADMFT
: 0);
2052 struct name
*mft
, *x
;
2054 /* But for that, we have to remove all incarnations of ourselfs first.
2055 * TODO It is total crap that we have delete_alternates(), is_myname()
2056 * TODO or whatever; these work only with variables, not with data
2057 * TODO that is _currently_ in some header fields!!! v15.0: complete
2058 * TODO rewrite, object based, lazy evaluated, on-the-fly marked.
2059 * TODO then this should be a really cheap thing in here... */
2060 np
= elide(delete_alternates(cat(
2061 namelist_dup(hp
->h_to
, GEXTRA
| GFULL
),
2062 namelist_dup(hp
->h_cc
, GEXTRA
| GFULL
))));
2063 addr
= hp
->h_list_post
;
2065 for (mft
= NULL
; (x
= np
) != NULL
;) {
2069 if ((ml
= is_mlist(x
->n_name
, FAL0
)) == MLIST_OTHER
&&
2070 addr
!= NULL
&& !asccasecmp(addr
, x
->n_name
))
2073 /* Any non-subscribed list? Add ourselves */
2078 case MLIST_SUBSCRIBED
:
2082 if (!(f
& HF_LIST_REPLY
)) {
2084 if (!is_addr_invalid(x
,
2085 EACM_STRICT
| EACM_NOLOG
| EACM_NONAME
)) {
2088 } /* XXX write some warning? if verbose?? */
2091 /* And if this is a reply that honoured a MFT: header then we'll
2092 * also add all members of the original MFT: that are still
2093 * addressed by us, regardless of all other circumstances */
2094 else if (f
& _HADMFT
) {
2096 for (ox
= hp
->h_mft
; ox
!= NULL
; ox
= ox
->n_flink
)
2097 if (!asccasecmp(ox
->n_name
, x
->n_name
))
2104 if (f
& (_ANYLIST
| _HADMFT
) && mft
!= NULL
) {
2105 if (((f
& HF_MFT_SENDER
) ||
2106 ((f
& (_ANYLIST
| _HADMFT
)) == _HADMFT
)) &&
2107 (np
= fromasender
) != NULL
&& np
!= (struct name
*)0x1) {
2108 np
= ndup(np
, (np
->n_type
& ~GMASK
) | GEXTRA
| GFULL
);
2113 if (fmt("Mail-Followup-To:", mft
, fo
, ff
))
2119 if (!_check_dispo_notif(fromasender
, hp
, fo
))
2123 if ((w
& GUA
) && stealthmua
== 0) {
2124 if (fprintf(fo
, "User-Agent: %s %s\n", uagent
, ok_vlook(version
)) < 0)
2129 /* The user may have placed headers when editing */
2131 struct n_header_field
*hfp
;
2133 if((hfp
= hp
->h_user_headers
) != NULL
){
2134 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2140 /* Custom headers, as via *customhdr* */
2142 struct n_header_field
*hfp
;
2144 /* With iconv support we likely have a cached result */
2145 if((hfp
= hp
->h_custom_headers
) == NULL
)
2146 hp
->h_custom_headers
= hfp
= n_customhdr_query();
2148 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2154 /* We don't need MIME unless.. we need MIME?! */
2155 if ((w
& GMIME
) && ((pstate
& PS_HEADER_NEEDED_MIME
) ||
2156 hp
->h_attach
!= NULL
||
2157 ((options
& OPT_Mm_FLAG
) && option_Mm_arg
!= NULL
) ||
2158 convert
!= CONV_7BIT
|| asccasecmp(charset
, "US-ASCII"))) {
2160 if (fputs("MIME-Version: 1.0\n", fo
) == EOF
)
2162 if (hp
->h_attach
!= NULL
) {
2163 _sendout_boundary
= mime_param_boundary_create();/*TODO carrier*/
2165 "Content-Type: multipart/mixed;\n boundary=\"%s\"\n",
2166 _sendout_boundary
) < 0)
2169 if (_put_ct(fo
, contenttype
, charset
) < 0 || _put_cte(fo
, convert
) < 0)
2174 if (gotcha
&& (w
& GNL
))
2175 if (putc('\n', fo
) == EOF
)
2181 #undef FMT_CC_AND_BCC
2185 resend_msg(struct message
*mp
, struct name
*to
, int add_resent
) /* TODO check */
2187 struct sendbundle sb
;
2188 FILE *ibuf
, *nfo
, *nfi
;
2190 enum okay rv
= STOP
;
2193 _sendout_error
= FAL0
;
2194 __sendout_ident
= NULL
;
2196 /* Update some globals we likely need first */
2197 time_current_update(&time_current
, TRU1
);
2199 if ((to
= checkaddrs(to
,
2201 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
2202 &_sendout_error
)) == NULL
)
2204 /* For the _sendout_error<0 case we want to wait until we can write DEAD! */
2205 if (_sendout_error
< 0)
2206 n_err(_("Some addressees were classified as \"hard error\"\n"));
2208 if ((nfo
= Ftmp(&tempMail
, "resend", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
2210 _sendout_error
= TRU1
;
2211 n_perr(_("temporary mail file"), 0);
2214 if ((nfi
= Fopen(tempMail
, "r")) == NULL
)
2215 n_perr(tempMail
, 0);
2216 Ftmp_release(&tempMail
);
2220 if ((ibuf
= setinput(&mb
, mp
, NEED_BODY
)) == NULL
)
2223 memset(&sb
, 0, sizeof sb
);
2226 if (count_nonlocal(to
) > 0 && !_sendbundle_setup_creds(&sb
, FAL0
))
2227 /* ..wait until we can write DEAD */
2228 _sendout_error
= -1;
2230 if (infix_resend(ibuf
, nfo
, mp
, to
, add_resent
) != 0) {
2232 savedeadletter(nfi
, TRU1
);
2233 n_err(_("... message not sent\n"));
2238 _sendout_error
= TRU1
;
2242 if (_sendout_error
< 0)
2248 to
= _outof(to
, nfi
, &_sendout_error
);
2251 savedeadletter(nfi
, FAL0
);
2253 if (count(to
= elide(to
)) != 0) {
2254 if (!ok_blook(record_resent
) || mightrecord(nfi
, NULL
, TRU1
)) {
2256 /*sb.sb_input = nfi;*/
2260 } else if (!_sendout_error
)
2266 exit_status
|= EXIT_SEND_ERROR
;
2272 savedeadletter(FILE *fp
, bool_t fflush_rewind_first
){
2273 struct n_string line
;
2275 enum {a_NONE
, a_INIT
= 1<<0, a_BODY
= 1<<1, a_NL
= 1<<2} flags
;
2278 char const *cp
, *cpq
;
2284 if(fflush_rewind_first
){
2291 cp
= n_getdeadletter();
2292 cpq
= n_shexp_quote_cp(cp
, FAL0
);
2294 if(options
& OPT_DEBUG
){
2295 n_err(_(">>> Would (try to) write $DEAD %s\n"), cpq
);
2299 if((dbuf
= Fopen(cp
, "w")) == NULL
){
2300 n_perr(_("Cannot save to $DEAD"), 0);
2303 n_file_lock(fileno(dbuf
), FLT_WRITE
, 0,0, UIZ_MAX
); /* XXX Natomic */
2308 /* TODO savedeadletter() non-conforming: should check whether we have any
2309 * TODO headers, if not we need to place "something", anything will do.
2310 * TODO MIME is completely missing, we use MBOXO quoting!! Yuck.
2311 * TODO I/O error handling missing. Yuck! */
2312 n_string_reserve(n_string_creat_auto(&line
), 2 * SEND_LINESIZE
);
2313 bytes
= (ul_i
)fprintf(dbuf
, "From %s %s", myname
, time_current
.tc_ctime
);
2315 for(flags
= a_NONE
, c
= '\0'; c
!= EOF
; bytes
+= line
.s_len
, ++lines
){
2316 n_string_trunc(&line
, 0);
2317 while((c
= getc(fp
)) != EOF
&& c
!= '\n')
2318 n_string_push_c(&line
, c
);
2320 /* TODO It may be that we have only some plain text. It may be that we
2321 * TODO have a complete MIME encoded message. We don't know, and we
2322 * TODO have no usable mechanism to dig it!! tWe need v15! */
2323 if(!(flags
& a_INIT
)){
2326 /* Throw away leading empty lines! */
2329 for(i
= 0; i
< line
.s_len
; ++i
){
2330 if(fieldnamechar(line
.s_dat
[i
]))
2332 if(line
.s_dat
[i
] == ':'){
2336 /* We have no headers, this is already a body line! */
2337 flags
|= a_INIT
| a_BODY
;
2341 /* Well, i had to check whether the RFC allows this. Assume we've
2342 * passed the headers, too, then! */
2344 flags
|= a_INIT
| a_BODY
;
2347 if(line
.s_len
>= 5 && !memcmp(line
.s_dat
, "From ", 5))
2348 n_string_unshift_c(&line
, '>');
2351 flags
|= a_BODY
| a_NL
;
2355 n_string_push_c(&line
, '\n');
2356 fwrite(line
.s_dat
, sizeof *line
.s_dat
, line
.s_len
, dbuf
);
2358 if(!(flags
& a_NL
)){
2363 n_string_gut(&line
);
2366 printf("%lu/%lu\n", lines
, bytes
);
2374 #undef SEND_LINESIZE