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 - 2017 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)
47 FMT_INC_INVADDR
= 1<<0, /* _Do_ include invalid addresses */
48 FMT_DOMIME
= 1<<1, /* Perform MIME conversion */
51 _FMT_GMASK
= FMT_COMMA
| FMT_FILES
53 n_CTA(!(_FMT_GMASK
& (FMT_INC_INVADDR
| FMT_DOMIME
)),
54 "Code-required condition not satisfied but actual bit carrier value");
56 static char const *__sendout_ident
; /* TODO temporary hack; rewrite puthead() */
57 static char * _sendout_boundary
;
58 static si8_t _sendout_error
;
61 static enum okay
_putname(char const *line
, enum gfield w
,
62 enum sendaction action
, size_t *gotcha
,
63 char const *prefix
, FILE *fo
, struct name
**xp
,
64 enum gfield addflags
);
66 /* Place Content-Type:, Content-Transfer-Encoding:, Content-Disposition:
67 * headers, respectively */
68 static int _put_ct(FILE *fo
, char const *contenttype
,
70 SINLINE
int _put_cte(FILE *fo
, enum conversion conv
);
71 static int _put_cd(FILE *fo
, char const *cd
, char const *filename
);
73 /* Put all entries of the given header list */
74 static bool_t
_sendout_header_list(FILE *fo
, struct n_header_field
*hfp
,
77 /* Write an attachment to the file buffer, converting to MIME */
78 static int a_sendout_attach_file(struct header
*hp
, struct attachment
*ap
,
80 static int a_sendout__attach_file(struct header
*hp
, struct attachment
*ap
,
83 /* There are non-local receivers, collect credentials etc. */
84 static bool_t
_sendbundle_setup_creds(struct sendbundle
*sbpm
,
87 /* Attach a message to the file buffer */
88 static int a_sendout_attach_msg(struct header
*hp
, struct attachment
*ap
,
91 /* Generate the body of a MIME multipart message */
92 static int make_multipart(struct header
*hp
, int convert
, FILE *fi
,
93 FILE *fo
, char const *contenttype
, char const *charset
);
95 /* Prepend a header in front of the collected stuff and return the new file */
96 static FILE * infix(struct header
*hp
, FILE *fi
);
98 /* Check whether Disposition-Notification-To: is desired */
99 static bool_t
_check_dispo_notif(struct name
*mdn
, struct header
*hp
,
102 /* Send mail to a bunch of user names. The interface is through mail() */
103 static int sendmail_internal(void *v
, int recipient_record
);
105 /* Deal with file and pipe addressees */
106 static struct name
*a_sendout_file_a_pipe(struct name
*names
, FILE *fo
,
109 /* Record outgoing mail if instructed to do so; in *record* unless to is set */
110 static bool_t
mightrecord(FILE *fp
, struct name
*to
, bool_t resend
);
112 static bool_t
a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
);
115 static bool_t
_transfer(struct sendbundle
*sbp
);
117 static bool_t
__mta_start(struct sendbundle
*sbp
);
118 static char const ** __mta_prepare_args(struct name
*to
, struct header
*hp
);
119 static void __mta_debug(struct sendbundle
*sbp
, char const *mta
,
122 /* Create a Message-ID: header field. Use either host name or from address */
123 static char const *a_sendout_random_id(struct header
*hp
, bool_t msgid
);
125 /* Format the given header line to not exceed 72 characters */
126 static int fmt(char const *str
, struct name
*np
, FILE *fo
,
129 /* Rewrite a message for resending, adding the Resent-Headers */
130 static int infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
,
131 struct name
*to
, int add_resent
);
134 _putname(char const *line
, enum gfield w
, enum sendaction action
,
135 size_t *gotcha
, char const *prefix
, FILE *fo
, struct name
**xp
,
136 enum gfield addflags
)
142 np
= lextract(line
, GEXTRA
| GFULL
| addflags
);
147 else if (fmt(prefix
, np
, fo
, ((w
& GCOMMA
) |
148 ((action
!= SEND_TODISP
) ? FMT_DOMIME
: 0))))
150 else if (gotcha
!= NULL
)
157 _put_ct(FILE *fo
, char const *contenttype
, char const *charset
)
162 if ((rv
= fprintf(fo
, "Content-Type: %s", contenttype
)) < 0)
168 if (putc(';', fo
) == EOF
)
172 if (strlen(contenttype
) + sizeof("Content-Type: ;")-1 > 50) {
173 if (putc('\n', fo
) == EOF
)
179 size_t l
= strlen(charset
);
180 char *lcs
= salloc(l
+1);
182 for(l
= 0; *charset
!= '\0'; ++l
, ++charset
)
183 lcs
[l
] = lowerconv(*charset
);
187 if ((i
= fprintf(fo
, " charset=%s", charset
)) < 0)
192 if (putc('\n', fo
) == EOF
)
204 _put_cte(FILE *fo
, enum conversion conv
)
210 * This is the default value -- that is,
211 * "Content-Transfer-Encoding: 7BIT" is assumed if the
212 * Content-Transfer-Encoding header field is not present.
214 rv
= (conv
== CONV_7BIT
) ? 0
215 : fprintf(fo
, "Content-Transfer-Encoding: %s\n",
216 mime_enc_from_conversion(conv
));
222 _put_cd(FILE *fo
, char const *cd
, char const *filename
)
231 /* xxx Ugly with the trailing space in case of wrap! */
232 if ((rv
= fprintf(fo
, "Content-Disposition: %s; ", cd
)) < 0)
235 if (!(mpc
= mime_param_create(&f
, "filename", filename
)))
237 /* Always fold if result contains newlines */
238 if (mpc
< 0 || f
.l
+ rv
> MIME_LINELEN
) { /* FIXME MIME_LINELEN_MAX */
239 if (putc('\n', fo
) == EOF
|| putc(' ', fo
) == EOF
)
243 if (fputs(f
.s
, fo
) == EOF
|| putc('\n', fo
) == EOF
)
257 _sendout_header_list(FILE *fo
, struct n_header_field
*hfp
, bool_t nodisp
){
261 for(rv
= TRU1
; hfp
!= NULL
; hfp
= hfp
->hf_next
)
262 if(fwrite(hfp
->hf_dat
, sizeof(char), hfp
->hf_nl
, fo
) != hfp
->hf_nl
||
263 putc(':', fo
) == EOF
|| putc(' ', fo
) == EOF
||
264 xmime_write(hfp
->hf_dat
+ hfp
->hf_nl
+1, hfp
->hf_bl
, fo
,
265 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
266 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0 ||
267 putc('\n', fo
) == EOF
){
276 a_sendout_attach_file(struct header
*hp
, struct attachment
*ap
, FILE *fo
)
278 /* TODO of course, the MIME classification needs to performed once
279 * TODO only, not for each and every charset anew ... ;-// */
280 char *charset_iter_orig
[2];
285 /* Is this already in target charset? Simply copy over */
286 if (ap
->a_conv
== AC_TMPFILE
) {
287 err
= a_sendout__attach_file(hp
, ap
, fo
);
289 DBG( ap
->a_tmpf
= NULL
; )
293 /* If we don't apply charset conversion at all (fixed input=ouput charset)
294 * we also simply copy over, since it's the users desire */
295 if (ap
->a_conv
== AC_FIX_INCS
) {
296 ap
->a_charset
= ap
->a_input_charset
;
297 err
= a_sendout__attach_file(hp
, ap
, fo
);
300 assert(ap
->a_input_charset
!= NULL
);
302 /* Otherwise we need to iterate over all possible output charsets */
303 if ((offs
= ftell(fo
)) == -1) {
307 charset_iter_recurse(charset_iter_orig
);
308 for (charset_iter_reset(NULL
);; charset_iter_next()) {
309 if (!charset_iter_is_valid()) {
313 err
= a_sendout__attach_file(hp
, ap
, fo
);
314 if (err
== 0 || (err
!= n_ERR_ILSEQ
&& err
!= n_ERR_INVAL
))
317 if (fseek(fo
, offs
, SEEK_SET
) == -1) {
321 if (ap
->a_conv
!= AC_DEFAULT
) {
325 ap
->a_charset
= NULL
;
327 charset_iter_restore(charset_iter_orig
);
334 a_sendout__attach_file(struct header
*hp
, struct attachment
*ap
, FILE *fo
)
336 int err
= 0, do_iconv
;
339 enum conversion convert
;
341 size_t bufsize
, lncnt
, inlen
;
344 /* Either charset-converted temporary file, or plain path */
345 if (ap
->a_conv
== AC_TMPFILE
) {
347 assert(ftell(fi
) == 0);
348 } else if ((fi
= Fopen(ap
->a_path
, "r")) == NULL
) {
350 n_err(_("%s: %s\n"), n_shexp_quote_cp(ap
->a_path
, FAL0
),
355 /* MIME part header for attachment */
356 { char const *ct
, *cp
;
358 ct
= ap
->a_content_type
;
359 charset
= ap
->a_charset
;
360 convert
= mime_type_classify_file(fi
, (char const**)&ct
,
361 &charset
, &do_iconv
);
362 if (charset
== NULL
|| ap
->a_conv
== AC_FIX_INCS
||
363 ap
->a_conv
== AC_TMPFILE
)
366 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
367 _put_ct(fo
, ct
, charset
) < 0 || _put_cte(fo
, convert
) < 0 ||
368 _put_cd(fo
, ap
->a_content_disposition
, ap
->a_name
) < 0)
371 if((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")){
374 if((np
= ap
->a_content_id
) != NULL
)
377 cp
= a_sendout_random_id(hp
, FAL0
);
379 if(cp
!= NULL
&& fprintf(fo
, "Content-ID: <%s>\n", cp
) < 0)
383 if ((cp
= ap
->a_content_description
) != NULL
&&
384 (fputs("Content-Description: ", fo
) == EOF
||
385 xmime_write(cp
, strlen(cp
), fo
, CONV_TOHDR
, (TD_ISPR
| TD_ICONV
)
386 ) < 0 || putc('\n', fo
) == EOF
))
389 if (putc('\n', fo
) == EOF
) {
397 if (iconvd
!= (iconv_t
)-1)
398 n_iconv_close(iconvd
);
400 if (asccasecmp(charset
, ap
->a_input_charset
) &&
401 (iconvd
= n_iconv_open(charset
, ap
->a_input_charset
)
402 ) == (iconv_t
)-1 && (err
= n_err_no
) != 0) {
403 if (err
== n_ERR_INVAL
)
404 n_err(_("Cannot convert from %s to %s\n"), ap
->a_input_charset
,
407 n_err(_("iconv_open: %s\n"), n_err_to_doc(err
));
413 bufsize
= SEND_LINESIZE
;
414 buf
= smalloc(bufsize
);
415 if (convert
== CONV_TOQP
417 || iconvd
!= (iconv_t
)-1
422 if (convert
== CONV_TOQP
424 || iconvd
!= (iconv_t
)-1
427 if (fgetline(&buf
, &bufsize
, &lncnt
, &inlen
, fi
, 0) == NULL
)
429 } else if ((inlen
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
431 if (xmime_write(buf
, inlen
, fo
, convert
, TD_ICONV
) < 0) {
441 if (ap
->a_conv
!= AC_TMPFILE
)
449 _sendbundle_setup_creds(struct sendbundle
*sbp
, bool_t signing_caps
)
451 bool_t v15
, rv
= FAL0
;
458 v15
= ok_blook(v15_compat
);
459 shost
= (v15
? ok_vlook(smtp_hostname
) : NULL
);
460 from
= ((signing_caps
|| !v15
|| shost
== NULL
)
461 ? skin(myorigin(sbp
->sb_hp
)) : NULL
);
466 n_err(_("No *from* address for signing specified\n"));
470 sbp
->sb_signer
.l
= strlen(sbp
->sb_signer
.s
= from
);
474 if ((smtp
= ok_vlook(smtp
)) == NULL
) { /* TODO v15 url_creat(,ok_vlook(mta)*/
477 /* *smtp* OBSOLETE message in mta_start() */
478 if ((smtp
= ok_vlook(mta
)) == NULL
||
479 (proto
= n_servbyname(smtp
, NULL
)) == NULL
|| *proto
== '\0') {
485 if (!url_parse(&sbp
->sb_url
, CPROTO_SMTP
, smtp
))
492 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
494 __sendout_ident
= sbp
->sb_url
.url_u_h
.s
;
495 if (!ccred_lookup(&sbp
->sb_ccred
, &sbp
->sb_url
))
498 if ((sbp
->sb_url
.url_flags
& n_URL_HAD_USER
) ||
499 sbp
->sb_url
.url_pass
.s
!= NULL
) {
500 n_err(_("New-style URL used without *v15-compat* being set\n"));
503 /* TODO part of the entire myorigin() disaster, get rid of this! */
506 n_err(_("Your configuration requires a *from* address, "
507 "but none was given\n"));
510 if (!ccred_lookup_old(&sbp
->sb_ccred
, CPROTO_SMTP
, from
))
512 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
516 #endif /* HAVE_SMTP */
517 #if defined HAVE_SSL || defined HAVE_SMTP
525 a_sendout_attach_msg(struct header
*hp
, struct attachment
*ap
, FILE *fo
)
533 fprintf(fo
, "\n--%s\nContent-Type: message/rfc822\n"
534 "Content-Disposition: inline\n", _sendout_boundary
);
535 if ((ccp
= ap
->a_content_description
) != NULL
)
536 fprintf(fo
, "Content-Description: %s\n", ccp
);/* TODO MIME! */
539 mp
= message
+ ap
->a_msgno
- 1;
541 rv
= (sendmp(mp
, fo
, 0, NULL
, SEND_RFC822
, NULL
) < 0) ? -1 : 0;
547 make_multipart(struct header
*hp
, int convert
, FILE *fi
, FILE *fo
,
548 char const *contenttype
, char const *charset
)
550 struct attachment
*att
;
554 fputs("This is a multi-part message in MIME format.\n", fo
);
555 if (fsize(fi
) != 0) {
558 size_t sz
, bufsize
, cnt
;
560 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
561 _put_ct(fo
, contenttype
, charset
) < 0 ||
562 _put_cte(fo
, convert
) < 0 ||
563 fprintf(fo
, "Content-Disposition: inline\n") < 0)
565 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
566 (cp
= a_sendout_random_id(hp
, FAL0
)) != NULL
&&
567 fprintf(fo
, "Content-ID: <%s>\n", cp
) < 0)
569 if(putc('\n', fo
) == EOF
)
572 buf
= smalloc(bufsize
= SEND_LINESIZE
);
573 if (convert
== CONV_TOQP
575 || iconvd
!= (iconv_t
)-1
582 if (convert
== CONV_TOQP
584 || iconvd
!= (iconv_t
)-1
587 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
589 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
592 if (xmime_write(buf
, sz
, fo
, convert
, TD_ICONV
) < 0) {
603 for (att
= hp
->h_attach
; att
!= NULL
; att
= att
->a_flink
) {
605 if (a_sendout_attach_msg(hp
, att
, fo
) != 0)
607 } else if (a_sendout_attach_file(hp
, att
, fo
) != 0)
611 /* the final boundary with two attached dashes */
612 fprintf(fo
, "\n--%s--\n", _sendout_boundary
);
620 infix(struct header
*hp
, FILE *fi
) /* TODO check */
622 FILE *nfo
, *nfi
= NULL
;
624 char const *contenttype
, *charset
= NULL
;
625 enum conversion convert
;
626 int do_iconv
= 0, err
;
628 char const *tcs
, *convhdr
= NULL
;
632 if ((nfo
= Ftmp(&tempMail
, "infix", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
634 n_perr(_("temporary mail file"), 0);
637 if ((nfi
= Fopen(tempMail
, "r")) == NULL
) {
641 Ftmp_release(&tempMail
);
645 n_pstate
&= ~n_PS_HEADER_NEEDED_MIME
; /* TODO hack -> be carrier tracked */
647 contenttype
= "text/plain"; /* XXX mail body - always text/plain, want XX? */
648 if((n_poption
& n_PO_Mm_FLAG
) && n_poption_arg_Mm
!= NULL
)
649 contenttype
= n_poption_arg_Mm
;
650 convert
= mime_type_classify_file(fi
, &contenttype
, &charset
, &do_iconv
);
653 tcs
= ok_vlook(ttycharset
);
654 if ((convhdr
= need_hdrconv(hp
))) {
655 if (iconvd
!= (iconv_t
)-1) /* XXX */
656 n_iconv_close(iconvd
);
657 if (asccasecmp(convhdr
, tcs
) != 0 &&
658 (iconvd
= n_iconv_open(convhdr
, tcs
)) == (iconv_t
)-1 &&
659 (err
= n_err_no
) != 0)
663 if (puthead(FAL0
, hp
, nfo
,
664 (GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GCOMMA
| GUA
| GMIME
| GMSGID
|
665 GIDENT
| GREF
| GDATE
), SEND_MBOX
, convert
, contenttype
, charset
))
668 if (iconvd
!= (iconv_t
)-1)
669 n_iconv_close(iconvd
);
673 if (do_iconv
&& charset
!= NULL
) { /*TODO charset->mime_type_classify_file*/
674 if (asccasecmp(charset
, tcs
) != 0 &&
675 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
676 (err
= n_err_no
) != 0) {
678 if (err
== n_ERR_INVAL
)
679 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
681 n_perr("iconv_open", 0);
687 if (hp
->h_attach
!= NULL
) {
688 if (make_multipart(hp
, convert
, fi
, nfo
, contenttype
, charset
) != 0)
691 size_t sz
, bufsize
, cnt
;
694 if (convert
== CONV_TOQP
696 || iconvd
!= (iconv_t
)-1
702 buf
= smalloc(bufsize
= SEND_LINESIZE
);
704 if (convert
== CONV_TOQP
706 || iconvd
!= (iconv_t
)-1
709 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
711 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
713 if (xmime_write(buf
, sz
, nfo
, convert
, TD_ICONV
) < 0) {
720 if (err
|| ferror(fi
)) {
725 if (iconvd
!= (iconv_t
)-1)
726 n_iconv_close(iconvd
);
734 if (iconvd
!= (iconv_t
)-1)
735 n_iconv_close(iconvd
);
739 if ((err
= ferror(nfo
)))
740 n_perr(_("temporary mail file"), 0);
755 _check_dispo_notif(struct name
*mdn
, struct header
*hp
, FILE *fo
)
761 /* TODO smtp_disposition_notification (RFC 3798): relation to return-path
762 * TODO not yet checked */
763 if (!ok_blook(disposition_notification_send
))
766 if (mdn
!= NULL
&& mdn
!= (struct name
*)0x1)
768 else if ((from
= myorigin(hp
)) == NULL
) {
769 if (n_poption
& n_PO_D_V
)
770 n_err(_("*disposition-notification-send*: *from* not set\n"));
774 if (fmt("Disposition-Notification-To:", nalloc(n_UNCONST(from
), 0), fo
, 0))
782 sendmail_internal(void *v
, int recipient_record
)
789 memset(&head
, 0, sizeof head
);
790 head
.h_to
= lextract(str
, GTO
| GFULL
);
791 rv
= mail1(&head
, 0, NULL
, NULL
, recipient_record
, 0);
797 a_sendout_file_a_pipe(struct name
*names
, FILE *fo
, bool_t
*senderror
){
798 ui32_t pipecnt
, xcnt
, i
;
807 /* Look through all recipients and do a quick return if no file or pipe
808 * addressee is found */
809 for(pipecnt
= xcnt
= 0, np
= names
; np
!= NULL
; np
= np
->n_flink
){
810 if(np
->n_type
& GDEL
)
812 switch(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
){
813 case NAME_ADDRSPEC_ISFILE
: ++xcnt
; break;
814 case NAME_ADDRSPEC_ISPIPE
: ++pipecnt
; break;
817 if((pipecnt
| xcnt
) == 0)
820 /* Otherwise create an array of file descriptors for each found pipe
821 * addressee to get around the dup(2)-shared-file-offset problem, i.e.,
822 * each pipe subprocess needs its very own file descriptor, and we need
824 * To make our life a bit easier let's just use the auto-reclaimed
826 if(pipecnt
== 0 || (n_poption
& n_PO_DEBUG
)){
830 i
= sizeof(FILE*) * pipecnt
;
831 fppa
= n_lofi_alloc(i
);
833 sh
= ok_vlook(SHELL
);
836 for(np
= names
; np
!= NULL
; np
= np
->n_flink
){
837 if(!(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
) || (np
->n_type
& GDEL
))
840 /* In days of old we removed the entry from the the list; now for sake of
841 * header expansion we leave it in and mark it as deleted */
844 if(n_poption
& n_PO_D_VV
)
845 n_err(_(">>> Writing message via %s\n"),
846 n_shexp_quote_cp(np
->n_name
, FAL0
));
847 /* We _do_ write to STDOUT, anyway! */
848 if((n_poption
& n_PO_DEBUG
) && ((np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) ||
849 np
->n_name
[0] != '-' || np
->n_name
[1] != '\0'))
852 /* See if we have copied the complete message out yet. If not, do so */
857 if((fp
= Ftmp(&tempEdit
, "outof", OF_RDWR
| OF_HOLDSIGS
| OF_REGISTER
)
859 n_perr(_("Creation of temporary image"), 0);
864 for(i
= 0; i
< pipecnt
; ++i
)
865 if((fppa
[i
] = Fopen(tempEdit
, "r")) == NULL
){
866 n_perr(_("Creation of pipe image descriptor"), 0);
870 Ftmp_release(&tempEdit
);
876 fprintf(fp
, "From %s %s", ok_vlook(LOGNAME
), time_current
.tc_ctime
);
878 while(i
= c
, (c
= getc(fo
)) != EOF
)
886 n_perr(_("Finalizing write of temporary image"), 0);
890 /* From now on use xcnt as a counter for pipecnt */
894 /* Now either copy "image" to the desired file or give it as the standard
895 * input to the desired program as appropriate */
896 if(np
->n_flags
& NAME_ADDRSPEC_ISPIPE
){
901 sigaddset(&nset
, SIGHUP
);
902 sigaddset(&nset
, SIGINT
);
903 sigaddset(&nset
, SIGQUIT
);
904 pid
= n_child_start(sh
, &nset
, fileno(fppa
[xcnt
++]), n_CHILD_FD_NULL
,
905 "-c", &np
->n_name
[1], NULL
, NULL
);
907 n_err(_("Piping message to %s failed\n"),
908 n_shexp_quote_cp(np
->n_name
, FAL0
));
915 char const *fname
, *fnameq
;
917 if((fname
= fexpand(np
->n_name
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
)
919 fnameq
= n_shexp_quote_cp(fname
, FAL0
);
921 if(fname
[0] == '-' && fname
[1] == '\0')
923 else if((fout
= Zopen(fname
, "a")) == NULL
){
924 n_err(_("Writing message to %s failed: %s\n"),
925 fnameq
, n_err_to_doc(n_err_no
));
930 while((c
= getc(fp
)) != EOF
)
933 n_err(_("Writing message to %s failed: %s\n"),
934 fnameq
, _("write error"));
947 for(i
= 0; i
< pipecnt
; ++i
)
948 if((fp
= fppa
[i
]) != NULL
)
958 if(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
)
966 mightrecord(FILE *fp
, struct name
*to
, bool_t resend
)
973 if (n_poption
& n_PO_DEBUG
)
975 else if (to
!= NULL
) {
976 cp
= savestr(skinned_name(to
));
977 for (cq
= cp
; *cq
!= '\0' && *cq
!= '@'; ++cq
)
981 cp
= ok_vlook(record
);
984 if ((ep
= fexpand(cp
, FEXP_FULL
)) == NULL
) {
989 if (*ep
!= '/' && *ep
!= '+' && ok_blook(outfolder
) &&
990 which_protocol(ep
) == PROTO_FILE
) {
991 size_t i
= strlen(cp
);
992 cq
= salloc(i
+ 1 +1);
994 memcpy(cq
+ 1, cp
, i
+1);
996 if ((ep
= fexpand(cp
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
) {
1002 if (!a_sendout__savemail(ep
, fp
, resend
)) {
1004 n_err(_("Failed to save message in %s - message not sent\n"),
1005 n_shexp_quote_cp(ep
, FAL0
));
1006 n_exit_status
|= n_EXIT_ERR
;
1007 savedeadletter(fp
, 1);
1016 a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
){
1018 size_t bufsize
, buflen
, cnt
;
1019 bool_t rv
, emptyline
;
1023 buf
= smalloc(bufsize
= LINESIZE
);
1024 rv
= emptyline
= FAL0
;
1026 if((fo
= Zopen(name
, "a+")) == NULL
){
1027 if((fo
= Zopen(name
, "wx")) == NULL
){
1034 /* TODO RETURN check, but be aware of protocols: v15: Mailbox->lock()! */
1035 n_file_lock(fileno(fo
), FLT_WRITE
, 0,0, UIZ_MAX
);
1040 if(fseek(fo
, -2L, SEEK_END
) == 0){ /* TODO Should be Mailbox::->append */
1041 switch(fread(buf
, sizeof *buf
, 2, fo
)){
1066 fprintf(fo
, "From %s %s", ok_vlook(LOGNAME
), time_current
.tc_ctime
);
1067 for(emptyline
= FAL0
, buflen
= 0, cnt
= fsize(fp
);
1068 fgetline(&buf
, &bufsize
, &cnt
, &buflen
, fp
, 0) != NULL
;){
1069 /* Only if we are resending it can happen that we have to quote From_
1070 * lines here; we don't generate messages which are ambiguous ourselves */
1072 if(emptyline
&& is_head(buf
, buflen
, FAL0
))
1074 }DBG(else assert(!is_head(buf
, buflen
, FAL0
)); )
1076 emptyline
= (buflen
> 0 && *buf
== '\n');
1077 fwrite(buf
, sizeof *buf
, buflen
, fo
);
1079 if(buflen
> 0 && buf
[buflen
- 1] != '\n')
1099 _transfer(struct sendbundle
*sbp
)
1106 for (cnt
= 0, np
= sbp
->sb_to
; np
!= NULL
;) {
1107 char const k
[] = "smime-encrypt-", *cp
;
1108 size_t nl
= strlen(np
->n_name
);
1109 char *vs
= ac_alloc(sizeof(k
)-1 + nl
+1);
1110 memcpy(vs
, k
, sizeof(k
) -1);
1111 memcpy(vs
+ sizeof(k
) -1, np
->n_name
, nl
+1);
1113 if ((cp
= n_var_vlook(vs
, FAL0
)) != NULL
) {
1117 if ((ef
= smime_encrypt(sbp
->sb_input
, cp
, np
->n_name
)) != NULL
) {
1118 FILE *fisave
= sbp
->sb_input
;
1119 struct name
*nsave
= sbp
->sb_to
;
1121 sbp
->sb_to
= ndup(np
, np
->n_type
& ~(GFULL
| GSKIN
));
1123 if (!__mta_start(sbp
))
1126 sbp
->sb_input
= fisave
;
1131 n_err(_("No SSL support compiled in\n"));
1134 n_err(_("Message not sent to: %s\n"), np
->n_name
);
1135 _sendout_error
= TRU1
;
1139 rewind(sbp
->sb_input
);
1141 if (np
->n_flink
!= NULL
)
1142 np
->n_flink
->n_blink
= np
->n_blink
;
1143 if (np
->n_blink
!= NULL
)
1144 np
->n_blink
->n_flink
= np
->n_flink
;
1145 if (np
== sbp
->sb_to
)
1146 sbp
->sb_to
= np
->n_flink
;
1155 if (cnt
> 0 && (ok_blook(smime_force_encryption
) || !__mta_start(sbp
)))
1162 __mta_start(struct sendbundle
*sbp
)
1166 char const **args
, *mta
;
1170 /* Let rv mean "is smtp-based MTA" */
1171 if((mta
= ok_vlook(smtp
)) != NULL
){
1172 n_OBSOLETE(_("please don't use *smtp*, but assign an SMTP URL to *mta*"));
1173 /* For *smtp* the smtp:// protocol was optional; be simple: don't check
1174 * that *smtp* is misused with file:// or so */
1175 if(n_servbyname(mta
, NULL
) == NULL
)
1176 mta
= savecat("smtp://", mta
);
1181 if((proto
= ok_vlook(sendmail
)) != NULL
)
1182 n_OBSOLETE(_("please use *mta* instead of *sendmail*"));
1183 if((mta
= ok_vlook(mta
)) == NULL
){ /* TODO v15: mta = ok_vlook(mta); */
1190 /* TODO for now this is pretty hacky: in v15 we should simply create
1191 * TODO an URL object; i.e., be able to do so, and it does it right
1192 * TODO I.e.,: url_creat(&url, ok_vlook(mta)); */
1193 else if((proto
= n_servbyname(mta
, NULL
)) != NULL
){
1195 mta
+= sizeof("file://") -1;
1204 char const *mta_base
;
1206 if((mta
= fexpand(mta_base
= mta
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1207 n_err(_("*mta* variable expansion failure: %s\n"),
1208 n_shexp_quote_cp(mta_base
, FAL0
));
1212 args
= __mta_prepare_args(sbp
->sb_to
, sbp
->sb_hp
);
1213 if (n_poption
& n_PO_DEBUG
) {
1214 __mta_debug(sbp
, mta
, args
);
1219 n_UNINIT(args
, NULL
);
1221 n_err(_("No SMTP support compiled in\n"));
1227 for(np
= sbp
->sb_to
; np
!= NULL
; np
= np
->n_flink
)
1228 if(!(np
->n_type
& GDEL
) && (np
->n_flags
& NAME_ADDRSPEC_ISNAME
)){
1229 n_err(_("SMTP *mta* cannot send to alias name: %s\n"),
1230 n_shexp_quote_cp(np
->n_name
, FAL0
));
1237 if (n_poption
& n_PO_DEBUG
) {
1238 (void)smtp_mta(sbp
);
1245 /* Fork, set up the temporary mail file as standard input for "mail", and
1246 * exec with the user list we generated far above */
1247 if ((pid
= n_child_fork()) == -1) {
1250 savedeadletter(sbp
->sb_input
, 0);
1251 _sendout_error
= TRU1
;
1256 sigaddset(&nset
, SIGHUP
);
1257 sigaddset(&nset
, SIGINT
);
1258 sigaddset(&nset
, SIGQUIT
);
1259 sigaddset(&nset
, SIGTSTP
);
1260 sigaddset(&nset
, SIGTTIN
);
1261 sigaddset(&nset
, SIGTTOU
);
1262 /* n_stdin = */freopen("/dev/null", "r", stdin
);
1265 n_child_prepare(&nset
, 0, 1);
1274 n_child_prepare(&nset
, fileno(sbp
->sb_input
), -1);
1275 execv(mta
, n_UNCONST(args
));
1277 ecp
= (e
!= n_ERR_NOENT
) ? n_err_to_doc(e
)
1278 : _("executable not found (adjust *mta* variable)");
1279 n_err(_("Cannot start %s: %s\n"), n_shexp_quote_cp(mta
, FAL0
), ecp
);
1281 savedeadletter(sbp
->sb_input
, 1);
1282 n_err(_("... message not sent\n"));
1286 if ((n_poption
& n_PO_D_V
) || ok_blook(sendwait
)) {
1287 if (!(rv
= n_child_wait(pid
, NULL
)))
1288 _sendout_error
= TRU1
;
1298 static char const **
1299 __mta_prepare_args(struct name
*to
, struct header
*hp
)
1301 size_t vas_cnt
, i
, j
;
1303 char const **args
, *cp
, *cp_v15compat
;
1307 if((cp_v15compat
= ok_vlook(sendmail_arguments
)) != NULL
)
1308 n_OBSOLETE(_("please use *mta-arguments*, not *sendmail-arguments*"));
1309 if((cp
= ok_vlook(mta_arguments
)) == NULL
)
1311 if ((cp
/* TODO v15: = ok_vlook(mta_arguments)*/) == NULL
) {
1315 /* Don't assume anything on the content but do allocate exactly j slots;
1316 * like this getrawlist will never overflow (and return -1) */
1318 vas
= n_lofi_alloc(sizeof(*vas
) * j
);
1319 vas_cnt
= (size_t)getrawlist(TRU1
, vas
, j
, cp
, j
);
1322 i
= 4 + n_smopts_cnt
+ vas_cnt
+ 4 + 1 + count(to
) + 1;
1323 args
= salloc(i
* sizeof(char*));
1325 if((cp_v15compat
= ok_vlook(sendmail_progname
)) != NULL
)
1326 n_OBSOLETE(_("please use *mta-argv0*, not *sendmail-progname*"));
1327 if((cp
= ok_vlook(mta_argv0
)) == NULL
)
1331 args
[0] = cp
/* TODO v15: = ok_vlook(mta_argv0) */;
1333 if ((snda
= ok_blook(sendmail_no_default_arguments
)))
1334 n_OBSOLETE(_("please use *mta-no-default-arguments*, "
1335 "not *sendmail-no-default-arguments*"));
1336 snda
|= ok_blook(mta_no_default_arguments
);
1337 if ((snda
/* TODO v15: = ok_blook(mta_no_default_arguments)*/))
1342 if (ok_blook(metoo
))
1344 if (n_poption
& n_PO_VERB
)
1348 for (j
= 0; j
< n_smopts_cnt
; ++j
, ++i
)
1349 args
[i
] = n_smopts
[j
];
1351 for (j
= 0; j
< vas_cnt
; ++j
, ++i
)
1354 /* -r option? In conjunction with -t we act compatible to postfix(1) and
1355 * ignore it (it is -f / -F there) if the message specified From:/Sender:.
1356 * The interdependency with -t has been resolved in puthead() */
1357 if (!snda
&& ((n_poption
& n_PO_r_FLAG
) || ok_blook(r_option_implicit
))) {
1358 struct name
const *np
;
1360 if (hp
!= NULL
&& (np
= hp
->h_from
) != NULL
) {
1361 /* However, what wasn't resolved there was the case that the message
1362 * specified multiple From: addresses and a Sender: */
1363 if ((n_psonce
& n_PSO_t_FLAG
) && hp
->h_sender
!= NULL
)
1366 if (np
->n_fullextra
!= NULL
) {
1368 args
[i
++] = np
->n_fullextra
;
1372 assert(n_poption_arg_r
== NULL
);
1373 cp
= skin(myorigin(NULL
));
1382 /* Terminate option list to avoid false interpretation of system-wide
1383 * aliases that start with hyphen */
1387 /* Receivers follow */
1388 for (; to
!= NULL
; to
= to
->n_flink
)
1389 if (!(to
->n_type
& GDEL
))
1390 args
[i
++] = to
->n_name
;
1400 __mta_debug(struct sendbundle
*sbp
, char const *mta
, char const **args
)
1402 size_t cnt
, bufsize
, llen
;
1406 n_err(_(">>> MTA: %s, arguments:"), n_shexp_quote_cp(mta
, FAL0
));
1407 for (; *args
!= NULL
; ++args
)
1408 n_err(" %s", n_shexp_quote_cp(*args
, FAL0
));
1411 fflush_rewind(sbp
->sb_input
);
1413 cnt
= fsize(sbp
->sb_input
);
1416 while (fgetline(&buf
, &bufsize
, &cnt
, &llen
, sbp
->sb_input
, TRU1
) != NULL
) {
1418 n_err(">>> %s\n", buf
);
1426 a_sendout_random_id(struct header
*hp
, bool_t msgid
)
1436 if(msgid
&& hp
!= NULL
&& hp
->h_message_id
!= NULL
){
1437 rv
= hp
->h_message_id
->n_name
;
1441 if(ok_blook(message_id_disable
))
1446 if((h
= __sendout_ident
) != NULL
)
1448 if(ok_vlook(hostname
) != NULL
){
1449 h
= n_nodename(TRU1
);
1454 if(hp
!= NULL
&& (h
= skin(myorigin(hp
))) != NULL
&& strchr(h
, '@') != NULL
)
1459 tmp
= &time_current
.tc_gm
;
1460 i
= sizeof("%04d%02d%02d%02d%02d%02d.%s%c%s") -1 + rl
+ strlen(h
);
1462 snprintf(rv
, i
, "%04d%02d%02d%02d%02d%02d.%s%c%s",
1463 tmp
->tm_year
+ 1900, tmp
->tm_mon
+ 1, tmp
->tm_mday
,
1464 tmp
->tm_hour
, tmp
->tm_min
, tmp
->tm_sec
,
1465 n_random_create_cp(rl
), sep
, h
);
1466 rv
[i
] = '\0'; /* Because we don't test snprintf(3) return */
1473 fmt(char const *str
, struct name
*np
, FILE *fo
, enum fmt_flags ff
)
1481 } m
= (ff
& GCOMMA
) ? m_COMMA
: 0;
1488 fwrite(str
, sizeof *str
, col
, fo
);
1490 #define _X(S) (col == sizeof(S) -1 && !asccasecmp(str, S))
1493 } else if (_X("reply-to:") || _X("mail-followup-to:") ||
1494 _X("references:") || _X("disposition-notification-to:"))
1495 m
|= m_NOPF
| m_NONAME
;
1496 else if (ok_blook(add_file_recipients
)) {
1498 } else if (_X("to:") || _X("cc:") || _X("bcc:") || _X("resent-to:"))
1503 for (; np
!= NULL
; np
= np
->n_flink
) {
1504 if(np
->n_type
& GDEL
)
1506 if(is_addr_invalid(np
,
1507 ((ff
& FMT_INC_INVADDR
? 0 : EACM_NOLOG
) |
1508 (m
& m_NONAME
? EACM_NONAME
: EACM_NONE
))) &&
1509 !(ff
& FMT_INC_INVADDR
))
1512 /* File and pipe addresses only printed with set *add-file-recipients* */
1513 if ((m
& m_NOPF
) && is_fileorpipe_addr(np
))
1516 if ((m
& (m_INIT
| m_COMMA
)) == (m_INIT
| m_COMMA
)) {
1517 if (putc(',', fo
) == EOF
)
1523 len
= strlen(np
->n_fullname
);
1524 if (np
->n_type
& GREF
)
1526 ++col
; /* The separating space */
1527 if ((m
& m_INIT
) && /*col > 1 &&*/
1528 UICMP(z
, col
+ len
, >,
1529 (np
->n_type
& GREF
? MIME_LINELEN
: 72))) {
1530 if (fputs("\n ", fo
) == EOF
)
1536 m
= (m
& ~m_CSEEN
) | m_INIT
;
1541 /* GREF needs to be placed in angle brackets, but which are missing */
1542 hb
= np
->n_fullname
;
1543 if(np
->n_type
& GREF
){
1544 assert(UICMP(z
, len
, ==, strlen(np
->n_fullname
) + 2));
1545 hb
= n_lofi_alloc(len
+1);
1550 memcpy(&hb
[1], np
->n_fullname
, len
);
1553 len
= xmime_write(hb
, len
, fo
,
1554 ((ff
& FMT_DOMIME
) ? CONV_TOHDR_A
: CONV_NONE
), TD_ICONV
);
1555 if(np
->n_type
& GREF
)
1563 if (putc('\n', fo
) != EOF
)
1571 infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
, struct name
*to
,
1574 size_t cnt
, c
, bufsize
= 0;
1577 struct name
*fromfield
= NULL
, *senderfield
= NULL
, *mdn
;
1583 /* Write the Resent-Fields */
1585 fputs("Resent-", fo
);
1587 if ((cp
= myaddrs(NULL
)) != NULL
) {
1588 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-From:", fo
,
1592 /* TODO RFC 5322: Resent-Sender SHOULD NOT be used if it's EQ -From: */
1593 if ((cp
= ok_vlook(sender
)) != NULL
) {
1594 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-Sender:", fo
,
1598 if (fmt("Resent-To:", to
, fo
, FMT_COMMA
))
1600 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
1601 (cp
= a_sendout_random_id(NULL
, TRU1
)) != NULL
&&
1602 fprintf(fo
, "Resent-Message-ID: <%s>\n", cp
) < 0)
1606 if ((mdn
= n_UNCONST(check_from_and_sender(fromfield
, senderfield
))) == NULL
)
1608 if (!_check_dispo_notif(mdn
, NULL
, fo
))
1611 /* Write the original headers */
1613 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1615 if (ascncasecmp("status:", buf
, 7) &&
1616 ascncasecmp("disposition-notification-to:", buf
, 28) &&
1617 !is_head(buf
, c
, FAL0
))
1618 fwrite(buf
, sizeof *buf
, c
, fo
);
1619 if (cnt
> 0 && *buf
== '\n')
1623 /* Write the message body */
1625 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1627 if (cnt
== 0 && *buf
== '\n')
1629 fwrite(buf
, sizeof *buf
, c
, fo
);
1634 n_perr(_("temporary mail file"), 0);
1644 mail(struct name
*to
, struct name
*cc
, struct name
*bcc
, char const *subject
,
1645 struct attachment
*attach
, char const *quotefile
, int recipient_record
)
1651 memset(&head
, 0, sizeof head
);
1653 /* The given subject may be in RFC1522 format. */
1654 if (subject
!= NULL
) {
1655 in
.s
= n_UNCONST(subject
);
1656 in
.l
= strlen(subject
);
1657 mime_fromhdr(&in
, &out
, /* TODO ??? TD_ISPR |*/ TD_ICONV
);
1658 head
.h_subject
= out
.s
;
1663 head
.h_attach
= attach
;
1665 mail1(&head
, 0, NULL
, quotefile
, recipient_record
, 0);
1667 if (subject
!= NULL
)
1679 rv
= sendmail_internal(v
, 0);
1690 rv
= sendmail_internal(v
, 1);
1696 mail1(struct header
*hp
, int printheaders
, struct message
*quote
,
1697 char const *quotefile
, int recipient_record
, int doprefix
)
1700 struct sendbundle sb
;
1707 _sendout_error
= FAL0
;
1708 __sendout_ident
= NULL
;
1712 n_SIGMAN_ENTER_SWITCH(&sm
, n_SIGMAN_ALL
) {
1719 /* Update some globals we likely need first */
1720 time_current_update(&time_current
, TRU1
);
1722 /* Collect user's mail from standard input. Get the result as mtf */
1723 mtf
= collect(hp
, printheaders
, quote
, quotefile
, doprefix
, &_sendout_error
);
1730 if(n_psonce
& n_PSO_INTERACTIVE
){
1731 if (ok_blook(asksign
))
1732 dosign
= getapproval(_("Sign this message"), TRU1
);
1735 if (fsize(mtf
) == 0) {
1736 if (n_poption
& n_PO_E_FLAG
)
1738 if (hp
->h_subject
== NULL
)
1739 fprintf(n_stdout
, _("No message, no subject; hope that's ok\n"));
1740 else if (ok_blook(bsdcompat
) || ok_blook(bsdmsgs
))
1741 fprintf(n_stdout
, _("Null message body; hope that's ok\n"));
1744 if (dosign
== TRUM1
)
1745 dosign
= ok_blook(smime_sign
); /* TODO USER@HOST <-> *from* +++!!! */
1748 n_err(_("No SSL support compiled in\n"));
1753 /* XXX Update time_current again; once collect() offers editing of more
1754 * XXX headers, including Date:, this must only happen if Date: is the
1755 * XXX same that it was before collect() (e.g., postponing etc.).
1756 * XXX But *do* update otherwise because the mail seems to be backdated
1757 * XXX if the user edited some time, which looks odd and it happened
1758 * XXX to me that i got mis-dated response mails due to that... */
1759 time_current_update(&time_current
, TRU1
);
1761 /* TODO hrmpf; the MIME/send layer rewrite MUST address the init crap:
1762 * TODO setup the header ONCE; note this affects edit.c, collect.c ...,
1763 * TODO but: offer a hook that rebuilds/expands/checks/fixates all
1764 * TODO header fields ONCE, call that ONCE after user editing etc. has
1765 * TODO completed (one edit cycle) */
1767 /* Take the user names from the combined to and cc lists and do all the
1768 * alias processing. The POSIX standard says:
1769 * The names shall be substituted when alias is used as a recipient
1770 * address specified by the user in an outgoing message (that is,
1771 * other recipients addressed indirectly through the reply command
1772 * shall not be substituted in this manner).
1773 * S-nail thus violates POSIX, as has been pointed out correctly by
1774 * Martin Neitzel, but logic and usability of POSIX standards is not seldom
1775 * disputable anyway. Go for user friendliness */
1777 to
= namelist_vaporise_head(hp
,
1779 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
1780 TRU1
, &_sendout_error
);
1782 n_err(_("No recipients specified\n"));
1785 if (_sendout_error
< 0) {
1786 n_err(_("Some addressees were classified as \"hard error\"\n"));
1791 memset(&sb
, 0, sizeof sb
);
1795 if ((dosign
|| count_nonlocal(to
) > 0) &&
1796 !_sendbundle_setup_creds(&sb
, (dosign
> 0)))
1797 /* TODO saving $DEAD and recovering etc is not yet well defined */
1800 /* 'Bit ugly kind of control flow until we find a charset that does it */
1801 for (charset_iter_reset(hp
->h_charset
);; charset_iter_next()) {
1804 if (!charset_iter_is_valid())
1806 else if ((nmtf
= infix(hp
, mtf
)) != NULL
)
1808 else if ((err
= n_err_no
) == n_ERR_ILSEQ
|| err
== n_ERR_INVAL
) {
1813 n_perr(_("Failed to create encoded message"), 0);
1821 if ((nmtf
= smime_sign(mtf
, sb
.sb_signer
.s
)) == NULL
)
1828 /* TODO truly - i still don't get what follows: (1) we deliver file
1829 * TODO and pipe addressees, (2) we mightrecord() and (3) we transfer
1830 * TODO even if (1) savedeadletter() etc. To me this doesn't make sense? */
1832 /* Deliver pipe and file addressees */
1833 to
= a_sendout_file_a_pipe(to
, mtf
, &_sendout_error
);
1835 savedeadletter(mtf
, FAL0
);
1837 to
= elide(to
); /* XXX only to drop GDELs due a_sendout_file_a_pipe()! */
1839 { ui32_t cnt
= count(to
);
1840 if ((!recipient_record
|| cnt
> 0) &&
1841 !mightrecord(mtf
, (recipient_record
? to
: NULL
), FAL0
))
1849 } else if (!_sendout_error
)
1853 n_sigman_cleanup_ping(&sm
);
1857 temporary_compose_mode_hook_unroll();
1860 n_exit_status
|= n_EXIT_SEND_ERROR
;
1862 n_sigman_leave(&sm
, n_SIGMAN_VIPSIGS_NTTYOUT
);
1866 _sendout_error
= TRU1
;
1867 savedeadletter(mtf
, TRU1
);
1868 n_err(_("... message not sent\n"));
1873 mkdate(FILE *fo
, char const *field
)
1875 struct tm tmpgm
, *tmptr
;
1876 int tzdiff
, tzdiff_hour
, tzdiff_min
, rv
;
1879 memcpy(&tmpgm
, &time_current
.tc_gm
, sizeof tmpgm
);
1880 tzdiff
= time_current
.tc_time
- mktime(&tmpgm
);
1881 tzdiff_hour
= (int)(tzdiff
/ 60);
1882 tzdiff_min
= tzdiff_hour
% 60;
1884 tmptr
= &time_current
.tc_local
;
1885 if (tmptr
->tm_isdst
> 0)
1887 rv
= fprintf(fo
, "%s: %s, %02d %s %04d %02d:%02d:%02d %+05d\n",
1889 n_weekday_names
[tmptr
->tm_wday
],
1890 tmptr
->tm_mday
, n_month_names
[tmptr
->tm_mon
],
1891 tmptr
->tm_year
+ 1900, tmptr
->tm_hour
,
1892 tmptr
->tm_min
, tmptr
->tm_sec
,
1893 tzdiff_hour
* 100 + tzdiff_min
);
1899 puthead(bool_t nosend_msg
, struct header
*hp
, FILE *fo
, enum gfield w
,
1900 enum sendaction action
, enum conversion convert
, char const *contenttype
,
1901 char const *charset
)
1903 #define FMT_CC_AND_BCC() \
1905 if ((w & GCC) && (hp->h_cc != NULL || nosend_msg == TRUM1)) {\
1906 if (fmt("Cc:", hp->h_cc, fo, ff))\
1910 if ((w & GBCC) && (hp->h_bcc != NULL || nosend_msg == TRUM1)) {\
1911 if (fmt("Bcc:", hp->h_bcc, fo, ff))\
1919 struct name
*np
, *fromasender
= NULL
;
1920 int stealthmua
, rv
= 1;
1925 if ((addr
= ok_vlook(stealthmua
)) != NULL
)
1926 stealthmua
= !strcmp(addr
, "noagent") ? -1 : 1;
1930 nodisp
= (action
!= SEND_TODISP
);
1931 ff
= (w
& (GCOMMA
| GFILES
)) | (nodisp
? FMT_DOMIME
: 0);
1933 ff
|= FMT_INC_INVADDR
;
1936 mkdate(fo
, "Date"), ++gotcha
;
1938 if (hp
->h_from
== NULL
|| hp
->h_sender
== NULL
)
1939 setup_from_and_sender(hp
);
1941 if (hp
->h_from
!= NULL
) {
1942 if (fmt("From:", hp
->h_from
, fo
, ff
))
1947 if (hp
->h_sender
!= NULL
) {
1948 if (fmt("Sender:", hp
->h_sender
, fo
, ff
))
1953 fromasender
= n_UNCONST(check_from_and_sender(hp
->h_from
, hp
->h_sender
));
1954 if (fromasender
== NULL
)
1956 /* Note that fromasender is (NULL,) 0x1 or real sender here */
1960 if ((w
& GTO
) && (hp
->h_to
!= NULL
|| nosend_msg
== TRUM1
)) {
1961 if (fmt("To:", hp
->h_to
, fo
, ff
))
1966 /* TODO Thought about undisclosed recipients:;, but would be such a fake
1967 * TODO given that we cannot handle group addresses. Ridiculous */
1971 if ((xto
= hp
->h_to
) != NULL
) {
1972 char const ud
[] = "To: Undisclosed recipients:;\n" /* TODO groups */;
1974 if (count_nonlocal(xto
) != 0 || ok_blook(add_file_recipients
) ||
1975 (hp
->h_cc
!= NULL
&& count_nonlocal(hp
->h_cc
) > 0))
1977 if (fwrite(ud
, 1, sizeof(ud
) -1, fo
) != sizeof(ud
) -1)
1980 } else if (nosend_msg
== TRUM1
) {
1982 if (fmt("To:", hp
->h_to
, fo
, ff
))
1989 if (!ok_blook(bsdcompat
) && !ok_blook(bsdorder
))
1992 if ((w
& GSUBJECT
) && (hp
->h_subject
!= NULL
|| nosend_msg
== TRUM1
)) {
1993 if (fwrite("Subject: ", sizeof(char), 9, fo
) != 9)
1995 if (hp
->h_subject
!= NULL
) {
1999 sublen
= strlen(sub
= subject_re_trim(hp
->h_subject
));
2001 /* Trimmed something, (re-)add Re: */
2002 if (sub
!= hp
->h_subject
) {
2003 if (fwrite("Re: ", 1, 4, fo
) != 4) /* RFC mandates eng. "Re: " */
2006 xmime_write(sub
, sublen
, fo
,
2007 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
2008 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
2011 /* This may be, e.g., a Fwd: XXX yes, unfortunately we do like that */
2012 else if (*sub
!= '\0') {
2013 if (xmime_write(sub
, sublen
, fo
, (!nodisp
? CONV_NONE
: CONV_TOHDR
),
2014 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
2022 if (ok_blook(bsdcompat
) || ok_blook(bsdorder
))
2025 if ((w
& GMSGID
) && stealthmua
<= 0 &&
2026 (addr
= a_sendout_random_id(hp
, TRU1
)) != NULL
) {
2027 if (fprintf(fo
, "Message-ID: <%s>\n", addr
) < 0)
2032 if ((np
= hp
->h_ref
) != NULL
&& (w
& GREF
)) {
2033 if (fmt("References:", np
, fo
, 0))
2035 if (hp
->h_in_reply_to
== NULL
&& np
->n_name
!= NULL
) {
2036 while (np
->n_flink
!= NULL
)
2038 if (!is_addr_invalid(np
, /* TODO check that on parser side! */
2039 /*EACM_STRICT | TODO '/' valid!! */ EACM_NOLOG
| EACM_NONAME
)) {
2041 "In-Reply-To: <%s>\n", np
->n_name
/*TODO RFC5322 3.6.4*/) < 0)
2045 n_err(_("Invalid address in mail header: %s\n"), np
->n_name
);
2050 if ((np
= hp
->h_in_reply_to
) != NULL
&& (w
& GREF
)) {
2052 "In-Reply-To: <%s>\n", np
->n_name
/*TODO RFC 5322 3.6.4*/) < 0)
2058 /* Reply-To:. Be careful not to destroy a possible user input, duplicate
2059 * the list first.. TODO it is a terrible codebase.. */
2060 if ((np
= hp
->h_replyto
) != NULL
)
2061 np
= namelist_dup(np
, np
->n_type
);
2062 else if ((addr
= ok_vlook(replyto
)) != NULL
)
2063 np
= lextract(addr
, GEXTRA
| GFULL
);
2066 checkaddrs(usermap(np
, TRU1
), EACM_STRICT
| EACM_NOLOG
,
2068 if (fmt("Reply-To:", np
, fo
, ff
))
2074 if ((w
& GIDENT
) && !nosend_msg
) {
2075 /* Mail-Followup-To: TODO factor out this huge block of code */
2076 /* Place ourselfs in there if any non-subscribed list is an addressee */
2077 if ((hp
->h_flags
& HF_LIST_REPLY
) || hp
->h_mft
!= NULL
||
2078 ok_blook(followup_to
)) {
2079 enum {_ANYLIST
=1<<(HF__NEXT_SHIFT
+0), _HADMFT
=1<<(HF__NEXT_SHIFT
+1)};
2081 ui32_t f
= hp
->h_flags
| (hp
->h_mft
!= NULL
? _HADMFT
: 0);
2082 struct name
*mft
, *x
;
2084 /* But for that, we have to remove all incarnations of ourselfs first.
2085 * TODO It is total crap that we have delete_alternates(), is_myname()
2086 * TODO or whatever; these work only with variables, not with data
2087 * TODO that is _currently_ in some header fields!!! v15.0: complete
2088 * TODO rewrite, object based, lazy evaluated, on-the-fly marked.
2089 * TODO then this should be a really cheap thing in here... */
2090 np
= elide(delete_alternates(cat(
2091 namelist_dup(hp
->h_to
, GEXTRA
| GFULL
),
2092 namelist_dup(hp
->h_cc
, GEXTRA
| GFULL
))));
2093 addr
= hp
->h_list_post
;
2095 for (mft
= NULL
; (x
= np
) != NULL
;) {
2099 if ((ml
= is_mlist(x
->n_name
, FAL0
)) == MLIST_OTHER
&&
2100 addr
!= NULL
&& !asccasecmp(addr
, x
->n_name
))
2103 /* Any non-subscribed list? Add ourselves */
2108 case MLIST_SUBSCRIBED
:
2112 if (!(f
& HF_LIST_REPLY
)) {
2114 if (!is_addr_invalid(x
,
2115 EACM_STRICT
| EACM_NOLOG
| EACM_NONAME
)) {
2118 } /* XXX write some warning? if verbose?? */
2121 /* And if this is a reply that honoured a MFT: header then we'll
2122 * also add all members of the original MFT: that are still
2123 * addressed by us, regardless of all other circumstances */
2124 else if (f
& _HADMFT
) {
2126 for (ox
= hp
->h_mft
; ox
!= NULL
; ox
= ox
->n_flink
)
2127 if (!asccasecmp(ox
->n_name
, x
->n_name
))
2134 if (f
& (_ANYLIST
| _HADMFT
) && mft
!= NULL
) {
2135 if (((f
& HF_MFT_SENDER
) ||
2136 ((f
& (_ANYLIST
| _HADMFT
)) == _HADMFT
)) &&
2137 (np
= fromasender
) != NULL
&& np
!= (struct name
*)0x1) {
2138 np
= ndup(np
, (np
->n_type
& ~GMASK
) | GEXTRA
| GFULL
);
2143 if (fmt("Mail-Followup-To:", mft
, fo
, ff
))
2149 if (!_check_dispo_notif(fromasender
, hp
, fo
))
2153 if ((w
& GUA
) && stealthmua
== 0) {
2154 if (fprintf(fo
, "User-Agent: %s %s\n", n_uagent
, ok_vlook(version
)) < 0)
2159 /* The user may have placed headers when editing */
2161 struct n_header_field
*hfp
;
2163 if((hfp
= hp
->h_user_headers
) != NULL
){
2164 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2170 /* Custom headers, as via *customhdr* */
2172 struct n_header_field
*hfp
;
2174 /* With iconv support we likely have a cached result */
2175 if((hfp
= hp
->h_custom_headers
) == NULL
)
2176 hp
->h_custom_headers
= hfp
= n_customhdr_query();
2178 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2184 /* We don't need MIME unless.. we need MIME?! */
2185 if ((w
& GMIME
) && ((n_pstate
& n_PS_HEADER_NEEDED_MIME
) ||
2186 hp
->h_attach
!= NULL
||
2187 ((n_poption
& n_PO_Mm_FLAG
) && n_poption_arg_Mm
!= NULL
) ||
2188 convert
!= CONV_7BIT
|| asccasecmp(charset
, "US-ASCII"))) {
2190 if (fputs("MIME-Version: 1.0\n", fo
) == EOF
)
2192 if (hp
->h_attach
!= NULL
) {
2193 _sendout_boundary
= mime_param_boundary_create();/*TODO carrier*/
2195 "Content-Type: multipart/mixed;\n boundary=\"%s\"\n",
2196 _sendout_boundary
) < 0)
2199 if (_put_ct(fo
, contenttype
, charset
) < 0 || _put_cte(fo
, convert
) < 0)
2204 if (gotcha
&& (w
& GNL
))
2205 if (putc('\n', fo
) == EOF
)
2211 #undef FMT_CC_AND_BCC
2215 resend_msg(struct message
*mp
, struct name
*to
, int add_resent
) /* TODO check */
2217 struct sendbundle sb
;
2218 FILE *ibuf
, *nfo
, *nfi
;
2220 enum okay rv
= STOP
;
2223 _sendout_error
= FAL0
;
2224 __sendout_ident
= NULL
;
2226 /* Update some globals we likely need first */
2227 time_current_update(&time_current
, TRU1
);
2229 if ((to
= checkaddrs(to
,
2231 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
2232 &_sendout_error
)) == NULL
)
2234 /* For the _sendout_error<0 case we want to wait until we can write DEAD! */
2235 if (_sendout_error
< 0)
2236 n_err(_("Some addressees were classified as \"hard error\"\n"));
2238 if ((nfo
= Ftmp(&tempMail
, "resend", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
2240 _sendout_error
= TRU1
;
2241 n_perr(_("temporary mail file"), 0);
2244 if ((nfi
= Fopen(tempMail
, "r")) == NULL
)
2245 n_perr(tempMail
, 0);
2246 Ftmp_release(&tempMail
);
2250 if ((ibuf
= setinput(&mb
, mp
, NEED_BODY
)) == NULL
)
2253 memset(&sb
, 0, sizeof sb
);
2256 if (count_nonlocal(to
) > 0 && !_sendbundle_setup_creds(&sb
, FAL0
))
2257 /* ..wait until we can write DEAD */
2258 _sendout_error
= -1;
2260 if (infix_resend(ibuf
, nfo
, mp
, to
, add_resent
) != 0) {
2262 savedeadletter(nfi
, TRU1
);
2263 n_err(_("... message not sent\n"));
2268 _sendout_error
= TRU1
;
2272 if (_sendout_error
< 0)
2278 to
= a_sendout_file_a_pipe(to
, nfi
, &_sendout_error
);
2281 savedeadletter(nfi
, FAL0
);
2283 if (count(to
= elide(to
)) != 0) {
2284 if (!ok_blook(record_resent
) || mightrecord(nfi
, NULL
, TRU1
)) {
2286 /*sb.sb_input = nfi;*/
2290 } else if (!_sendout_error
)
2296 n_exit_status
|= n_EXIT_SEND_ERROR
;
2302 savedeadletter(FILE *fp
, bool_t fflush_rewind_first
){
2303 struct n_string line
;
2305 enum {a_NONE
, a_INIT
= 1<<0, a_BODY
= 1<<1, a_NL
= 1<<2} flags
;
2308 char const *cp
, *cpq
;
2314 if(fflush_rewind_first
){
2321 cp
= n_getdeadletter();
2322 cpq
= n_shexp_quote_cp(cp
, FAL0
);
2324 if(n_poption
& n_PO_DEBUG
){
2325 n_err(_(">>> Would (try to) write $DEAD %s\n"), cpq
);
2329 if((dbuf
= Fopen(cp
, "w")) == NULL
){
2330 n_perr(_("Cannot save to $DEAD"), 0);
2333 n_file_lock(fileno(dbuf
), FLT_WRITE
, 0,0, UIZ_MAX
); /* XXX Natomic */
2335 fprintf(n_stdout
, "%s ", cpq
);
2338 /* TODO savedeadletter() non-conforming: should check whether we have any
2339 * TODO headers, if not we need to place "something", anything will do.
2340 * TODO MIME is completely missing, we use MBOXO quoting!! Yuck.
2341 * TODO I/O error handling missing. Yuck! */
2342 n_string_reserve(n_string_creat_auto(&line
), 2 * SEND_LINESIZE
);
2343 bytes
= (ul_i
)fprintf(dbuf
, "From %s %s",
2344 ok_vlook(LOGNAME
), time_current
.tc_ctime
);
2346 for(flags
= a_NONE
, c
= '\0'; c
!= EOF
; bytes
+= line
.s_len
, ++lines
){
2347 n_string_trunc(&line
, 0);
2348 while((c
= getc(fp
)) != EOF
&& c
!= '\n')
2349 n_string_push_c(&line
, c
);
2351 /* TODO It may be that we have only some plain text. It may be that we
2352 * TODO have a complete MIME encoded message. We don't know, and we
2353 * TODO have no usable mechanism to dig it!! tWe need v15! */
2354 if(!(flags
& a_INIT
)){
2357 /* Throw away leading empty lines! */
2360 for(i
= 0; i
< line
.s_len
; ++i
){
2361 if(fieldnamechar(line
.s_dat
[i
]))
2363 if(line
.s_dat
[i
] == ':'){
2367 /* We have no headers, this is already a body line! */
2368 flags
|= a_INIT
| a_BODY
;
2372 /* Well, i had to check whether the RFC allows this. Assume we've
2373 * passed the headers, too, then! */
2375 flags
|= a_INIT
| a_BODY
;
2378 if(line
.s_len
>= 5 && !memcmp(line
.s_dat
, "From ", 5))
2379 n_string_unshift_c(&line
, '>');
2382 flags
|= a_BODY
| a_NL
;
2386 n_string_push_c(&line
, '\n');
2387 fwrite(line
.s_dat
, sizeof *line
.s_dat
, line
.s_len
, dbuf
);
2389 if(!(flags
& a_NL
)){
2394 n_string_gut(&line
);
2397 fprintf(n_stdout
, "%lu/%lu\n", lines
, bytes
);
2405 #undef SEND_LINESIZE