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
= n_mimetype_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
);
476 if ((smtp
= ok_vlook(smtp
)) == NULL
) { /* TODO v15 url_creat(,ok_vlook(mta)*/
479 /* *smtp* OBSOLETE message in mta_start() */
480 if((proto
= n_servbyname(smtp
= ok_vlook(mta
), NULL
)) == NULL
||
487 if (!url_parse(&sbp
->sb_url
, CPROTO_SMTP
, smtp
))
494 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
496 __sendout_ident
= sbp
->sb_url
.url_u_h
.s
;
497 if (!ccred_lookup(&sbp
->sb_ccred
, &sbp
->sb_url
))
500 if ((sbp
->sb_url
.url_flags
& n_URL_HAD_USER
) ||
501 sbp
->sb_url
.url_pass
.s
!= NULL
) {
502 n_err(_("New-style URL used without *v15-compat* being set\n"));
505 /* TODO part of the entire myorigin() disaster, get rid of this! */
508 n_err(_("Your configuration requires a *from* address, "
509 "but none was given\n"));
512 if (!ccred_lookup_old(&sbp
->sb_ccred
, CPROTO_SMTP
, from
))
514 sbp
->sb_url
.url_u_h
.l
= strlen(sbp
->sb_url
.url_u_h
.s
= from
);
518 #endif /* HAVE_SMTP */
519 #if defined HAVE_SSL || defined HAVE_SMTP
527 a_sendout_attach_msg(struct header
*hp
, struct attachment
*ap
, FILE *fo
)
535 fprintf(fo
, "\n--%s\nContent-Type: message/rfc822\n"
536 "Content-Disposition: inline\n", _sendout_boundary
);
537 if ((ccp
= ap
->a_content_description
) != NULL
)
538 fprintf(fo
, "Content-Description: %s\n", ccp
);/* TODO MIME! */
541 mp
= message
+ ap
->a_msgno
- 1;
543 rv
= (sendmp(mp
, fo
, 0, NULL
, SEND_RFC822
, NULL
) < 0) ? -1 : 0;
549 make_multipart(struct header
*hp
, int convert
, FILE *fi
, FILE *fo
,
550 char const *contenttype
, char const *charset
)
552 struct attachment
*att
;
556 fputs("This is a multi-part message in MIME format.\n", fo
);
557 if (fsize(fi
) != 0) {
560 size_t sz
, bufsize
, cnt
;
562 if (fprintf(fo
, "\n--%s\n", _sendout_boundary
) < 0 ||
563 _put_ct(fo
, contenttype
, charset
) < 0 ||
564 _put_cte(fo
, convert
) < 0 ||
565 fprintf(fo
, "Content-Disposition: inline\n") < 0)
567 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
568 (cp
= a_sendout_random_id(hp
, FAL0
)) != NULL
&&
569 fprintf(fo
, "Content-ID: <%s>\n", cp
) < 0)
571 if(putc('\n', fo
) == EOF
)
574 buf
= smalloc(bufsize
= SEND_LINESIZE
);
575 if (convert
== CONV_TOQP
577 || iconvd
!= (iconv_t
)-1
584 if (convert
== CONV_TOQP
586 || iconvd
!= (iconv_t
)-1
589 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
591 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
594 if (xmime_write(buf
, sz
, fo
, convert
, TD_ICONV
) < 0) {
605 for (att
= hp
->h_attach
; att
!= NULL
; att
= att
->a_flink
) {
607 if (a_sendout_attach_msg(hp
, att
, fo
) != 0)
609 } else if (a_sendout_attach_file(hp
, att
, fo
) != 0)
613 /* the final boundary with two attached dashes */
614 fprintf(fo
, "\n--%s--\n", _sendout_boundary
);
622 infix(struct header
*hp
, FILE *fi
) /* TODO check */
624 FILE *nfo
, *nfi
= NULL
;
626 char const *contenttype
, *charset
= NULL
;
627 enum conversion convert
;
628 int do_iconv
= 0, err
;
630 char const *tcs
, *convhdr
= NULL
;
634 if ((nfo
= Ftmp(&tempMail
, "infix", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
636 n_perr(_("temporary mail file"), 0);
639 if ((nfi
= Fopen(tempMail
, "r")) == NULL
) {
643 Ftmp_release(&tempMail
);
647 n_pstate
&= ~n_PS_HEADER_NEEDED_MIME
; /* TODO hack -> be carrier tracked */
649 contenttype
= "text/plain"; /* XXX mail body - always text/plain, want XX? */
650 if((n_poption
& n_PO_Mm_FLAG
) && n_poption_arg_Mm
!= NULL
)
651 contenttype
= n_poption_arg_Mm
;
652 convert
= n_mimetype_classify_file(fi
, &contenttype
, &charset
, &do_iconv
);
655 tcs
= ok_vlook(ttycharset
);
656 if ((convhdr
= need_hdrconv(hp
))) {
657 if (iconvd
!= (iconv_t
)-1) /* XXX */
658 n_iconv_close(iconvd
);
659 if (asccasecmp(convhdr
, tcs
) != 0 &&
660 (iconvd
= n_iconv_open(convhdr
, tcs
)) == (iconv_t
)-1 &&
661 (err
= n_err_no
) != 0)
665 if (puthead(FAL0
, hp
, nfo
,
666 (GTO
| GSUBJECT
| GCC
| GBCC
| GNL
| GCOMMA
| GUA
| GMIME
| GMSGID
|
667 GIDENT
| GREF
| GDATE
), SEND_MBOX
, convert
, contenttype
, charset
))
670 if (iconvd
!= (iconv_t
)-1)
671 n_iconv_close(iconvd
);
675 if (do_iconv
&& charset
!= NULL
) { /*TODO charset->n_mimetype_classify_file*/
676 if (asccasecmp(charset
, tcs
) != 0 &&
677 (iconvd
= n_iconv_open(charset
, tcs
)) == (iconv_t
)-1 &&
678 (err
= n_err_no
) != 0) {
680 if (err
== n_ERR_INVAL
)
681 n_err(_("Cannot convert from %s to %s\n"), tcs
, charset
);
683 n_perr("iconv_open", 0);
689 if (hp
->h_attach
!= NULL
) {
690 if (make_multipart(hp
, convert
, fi
, nfo
, contenttype
, charset
) != 0)
693 size_t sz
, bufsize
, cnt
;
696 if (convert
== CONV_TOQP
698 || iconvd
!= (iconv_t
)-1
704 buf
= smalloc(bufsize
= SEND_LINESIZE
);
706 if (convert
== CONV_TOQP
708 || iconvd
!= (iconv_t
)-1
711 if (fgetline(&buf
, &bufsize
, &cnt
, &sz
, fi
, 0) == NULL
)
713 } else if ((sz
= fread(buf
, sizeof *buf
, bufsize
, fi
)) == 0)
715 if (xmime_write(buf
, sz
, nfo
, convert
, TD_ICONV
) < 0) {
722 if (err
|| ferror(fi
)) {
727 if (iconvd
!= (iconv_t
)-1)
728 n_iconv_close(iconvd
);
736 if (iconvd
!= (iconv_t
)-1)
737 n_iconv_close(iconvd
);
741 if ((err
= ferror(nfo
)))
742 n_perr(_("temporary mail file"), 0);
757 _check_dispo_notif(struct name
*mdn
, struct header
*hp
, FILE *fo
)
763 /* TODO smtp_disposition_notification (RFC 3798): relation to return-path
764 * TODO not yet checked */
765 if (!ok_blook(disposition_notification_send
))
768 if (mdn
!= NULL
&& mdn
!= (struct name
*)0x1)
770 else if ((from
= myorigin(hp
)) == NULL
) {
771 if (n_poption
& n_PO_D_V
)
772 n_err(_("*disposition-notification-send*: *from* not set\n"));
776 if (fmt("Disposition-Notification-To:", nalloc(n_UNCONST(from
), 0), fo
, 0))
784 sendmail_internal(void *v
, int recipient_record
)
791 memset(&head
, 0, sizeof head
);
792 head
.h_mailx_command
= "mail";
793 if((head
.h_to
= lextract(str
, GTO
| GFULL
| GSKIN
)) != NULL
)
794 head
.h_mailx_raw_to
= namelist_dup(head
.h_to
, head
.h_to
->n_type
);
795 rv
= mail1(&head
, 0, NULL
, NULL
, recipient_record
, 0);
797 return (rv
!= OKAY
); /* reverse! */
801 a_sendout_file_a_pipe(struct name
*names
, FILE *fo
, bool_t
*senderror
){
802 ui32_t pipecnt
, xcnt
, i
;
811 /* Look through all recipients and do a quick return if no file or pipe
812 * addressee is found */
813 for(pipecnt
= xcnt
= 0, np
= names
; np
!= NULL
; np
= np
->n_flink
){
814 if(np
->n_type
& GDEL
)
816 switch(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
){
817 case NAME_ADDRSPEC_ISFILE
: ++xcnt
; break;
818 case NAME_ADDRSPEC_ISPIPE
: ++pipecnt
; break;
821 if((pipecnt
| xcnt
) == 0)
824 /* Otherwise create an array of file descriptors for each found pipe
825 * addressee to get around the dup(2)-shared-file-offset problem, i.e.,
826 * each pipe subprocess needs its very own file descriptor, and we need
828 * To make our life a bit easier let's just use the auto-reclaimed
830 if(pipecnt
== 0 || (n_poption
& n_PO_DEBUG
)){
834 i
= sizeof(FILE*) * pipecnt
;
835 fppa
= n_lofi_alloc(i
);
837 sh
= ok_vlook(SHELL
);
840 for(np
= names
; np
!= NULL
; np
= np
->n_flink
){
841 if(!(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
) || (np
->n_type
& GDEL
))
844 /* In days of old we removed the entry from the the list; now for sake of
845 * header expansion we leave it in and mark it as deleted */
848 if(n_poption
& n_PO_D_VV
)
849 n_err(_(">>> Writing message via %s\n"),
850 n_shexp_quote_cp(np
->n_name
, FAL0
));
851 /* We _do_ write to STDOUT, anyway! */
852 if((n_poption
& n_PO_DEBUG
) && ((np
->n_flags
& NAME_ADDRSPEC_ISPIPE
) ||
853 np
->n_name
[0] != '-' || np
->n_name
[1] != '\0'))
856 /* See if we have copied the complete message out yet. If not, do so */
861 if((fp
= Ftmp(&tempEdit
, "outof", OF_RDWR
| OF_HOLDSIGS
| OF_REGISTER
)
863 n_perr(_("Creation of temporary image"), 0);
868 for(i
= 0; i
< pipecnt
; ++i
)
869 if((fppa
[i
] = Fopen(tempEdit
, "r")) == NULL
){
870 n_perr(_("Creation of pipe image descriptor"), 0);
874 Ftmp_release(&tempEdit
);
880 fprintf(fp
, "From %s %s", ok_vlook(LOGNAME
), time_current
.tc_ctime
);
882 while(i
= c
, (c
= getc(fo
)) != EOF
)
890 n_perr(_("Finalizing write of temporary image"), 0);
894 /* From now on use xcnt as a counter for pipecnt */
898 /* Now either copy "image" to the desired file or give it as the standard
899 * input to the desired program as appropriate */
900 if(np
->n_flags
& NAME_ADDRSPEC_ISPIPE
){
905 sigaddset(&nset
, SIGHUP
);
906 sigaddset(&nset
, SIGINT
);
907 sigaddset(&nset
, SIGQUIT
);
908 pid
= n_child_start(sh
, &nset
, fileno(fppa
[xcnt
++]), n_CHILD_FD_NULL
,
909 "-c", &np
->n_name
[1], NULL
, NULL
);
911 n_err(_("Piping message to %s failed\n"),
912 n_shexp_quote_cp(np
->n_name
, FAL0
));
919 char const *fname
, *fnameq
;
921 if((fname
= fexpand(np
->n_name
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
)
923 fnameq
= n_shexp_quote_cp(fname
, FAL0
);
925 if(fname
[0] == '-' && fname
[1] == '\0')
929 enum n_fopen_state fs
;
931 if((fout
= n_fopen_any(fname
, "a+", &fs
)) == NULL
){
934 n_err(_("Writing message to %s failed: %s\n"),
935 fnameq
, n_err_to_doc(xerr
));
939 if((fs
& (n_PROTO_MASK
| n_FOPEN_STATE_EXISTS
)) ==
940 (n_PROTO_FILE
| n_FOPEN_STATE_EXISTS
)){
941 n_file_lock(fileno(fout
), FLT_WRITE
, 0,0, UIZ_MAX
);
943 if((xerr
= n_folder_mbox_prepare_append(fout
, NULL
)
950 while((c
= getc(fp
)) != EOF
)
953 n_err(_("Writing message to %s failed: %s\n"),
954 fnameq
, _("write error"));
967 for(i
= 0; i
< pipecnt
; ++i
)
968 if((fp
= fppa
[i
]) != NULL
)
978 if(np
->n_flags
& NAME_ADDRSPEC_ISFILEORPIPE
)
986 mightrecord(FILE *fp
, struct name
*to
, bool_t resend
){
994 if(n_poption
& n_PO_DEBUG
)
997 ccp
= cp
= savestr(skinned_name(to
));
998 while(*cp
!= '\0' && *cp
!= '@')
1002 ccp
= ok_vlook(record
);
1005 if((cp
= fexpand(ccp
, FEXP_FULL
)) == NULL
)
1008 switch(*(ccp
= cp
)){
1010 if(cp
[1] != '/'){ /* DIRSEP */
1012 if(ok_blook(outfolder
)){
1014 char const *nccp
, *folder
;
1016 switch(which_protocol(ccp
, TRU1
, FAL0
, &nccp
)){
1024 folder
= n_folder_query();
1026 if(which_protocol(folder
, FAL0
, FAL0
, NULL
) == PROTO_IMAP
){
1027 n_err(_("(*record*): *outfolder* set, *folder* is IMAP "
1028 "based: only one protocol per file is possible\n"));
1032 ccp
= str_concat_csvl(&s
, ccp
, folder
, nccp
)->s
;
1044 if(!a_sendout__savemail(ccp
, fp
, resend
)){
1046 n_err(_("Failed to save message in %s - message not sent\n"),
1047 n_shexp_quote_cp(ccp
, FAL0
));
1048 n_exit_status
|= n_EXIT_ERR
;
1049 savedeadletter(fp
, 1);
1058 a_sendout__savemail(char const *name
, FILE *fp
, bool_t resend
){
1060 size_t bufsize
, buflen
, cnt
;
1061 enum n_fopen_state fs
;
1062 bool_t rv
, emptyline
;
1066 buf
= smalloc(bufsize
= LINESIZE
);
1069 if((fo
= n_fopen_any(name
, "a+", &fs
)) == NULL
){
1074 if((fs
& (n_PROTO_MASK
| n_FOPEN_STATE_EXISTS
)) ==
1075 (n_PROTO_FILE
| n_FOPEN_STATE_EXISTS
)){
1078 /* TODO RETURN check, but be aware of protocols: v15: Mailbox->lock()!
1079 * TODO BETTER yet: should be returned in lock state already! */
1080 n_file_lock(fileno(fo
), FLT_WRITE
, 0,0, UIZ_MAX
);
1082 if((xerr
= n_folder_mbox_prepare_append(fo
, NULL
)) != n_ERR_NONE
){
1091 fprintf(fo
, "From %s %s", ok_vlook(LOGNAME
), time_current
.tc_ctime
);
1092 for(emptyline
= FAL0
, buflen
= 0, cnt
= fsize(fp
);
1093 fgetline(&buf
, &bufsize
, &cnt
, &buflen
, fp
, 0) != NULL
;){
1094 /* Only if we are resending it can happen that we have to quote From_
1095 * lines here; we don't generate messages which are ambiguous ourselves */
1097 if(emptyline
&& is_head(buf
, buflen
, FAL0
))
1099 }DBG(else assert(!is_head(buf
, buflen
, FAL0
)); )
1101 emptyline
= (buflen
> 0 && *buf
== '\n');
1102 fwrite(buf
, sizeof *buf
, buflen
, fo
);
1104 if(buflen
> 0 && buf
[buflen
- 1] != '\n')
1124 _transfer(struct sendbundle
*sbp
)
1131 for (cnt
= 0, np
= sbp
->sb_to
; np
!= NULL
;) {
1132 char const k
[] = "smime-encrypt-", *cp
;
1133 size_t nl
= strlen(np
->n_name
);
1134 char *vs
= ac_alloc(sizeof(k
)-1 + nl
+1);
1135 memcpy(vs
, k
, sizeof(k
) -1);
1136 memcpy(vs
+ sizeof(k
) -1, np
->n_name
, nl
+1);
1138 if ((cp
= n_var_vlook(vs
, FAL0
)) != NULL
) {
1142 if ((ef
= smime_encrypt(sbp
->sb_input
, cp
, np
->n_name
)) != NULL
) {
1143 FILE *fisave
= sbp
->sb_input
;
1144 struct name
*nsave
= sbp
->sb_to
;
1146 sbp
->sb_to
= ndup(np
, np
->n_type
& ~(GFULL
| GSKIN
));
1148 if (!__mta_start(sbp
))
1151 sbp
->sb_input
= fisave
;
1156 n_err(_("No SSL support compiled in\n"));
1159 n_err(_("Message not sent to: %s\n"), np
->n_name
);
1160 _sendout_error
= TRU1
;
1164 rewind(sbp
->sb_input
);
1166 if (np
->n_flink
!= NULL
)
1167 np
->n_flink
->n_blink
= np
->n_blink
;
1168 if (np
->n_blink
!= NULL
)
1169 np
->n_blink
->n_flink
= np
->n_flink
;
1170 if (np
== sbp
->sb_to
)
1171 sbp
->sb_to
= np
->n_flink
;
1180 if (cnt
> 0 && (ok_blook(smime_force_encryption
) || !__mta_start(sbp
)))
1187 __mta_start(struct sendbundle
*sbp
)
1191 char const **args
, *mta
;
1195 /* Let rv mean "is smtp-based MTA" */
1196 if((mta
= ok_vlook(smtp
)) != NULL
){
1197 n_OBSOLETE(_("please don't use *smtp*: assign a smtp:// URL to *mta*!"));
1198 /* For *smtp* the smtp:// protocol was optional; be simple: don't check
1199 * that *smtp* is misused with file:// or so */
1200 if(n_servbyname(mta
, NULL
) == NULL
)
1201 mta
= savecat("smtp://", mta
);
1206 mta
= ok_vlook(mta
); /* TODO v15: what solely remains in here */
1207 if((proto
= ok_vlook(sendmail
)) != NULL
)
1208 n_OBSOLETE(_("please use *mta* instead of *sendmail*"));
1209 if(proto
!= NULL
&& !strcmp(mta
, VAL_MTA
))
1212 /* TODO for now this is pretty hacky: in v15 we should simply create
1213 * TODO an URL object; i.e., be able to do so, and it does it right
1214 * TODO I.e.,: url_creat(&url, ok_vlook(mta)); */
1215 if((proto
= n_servbyname(mta
, NULL
)) != NULL
){
1217 mta
+= sizeof("file://") -1;
1226 char const *mta_base
;
1228 if((mta
= fexpand(mta_base
= mta
, FEXP_LOCAL
| FEXP_NOPROTO
)) == NULL
){
1229 n_err(_("*mta* variable expansion failure: %s\n"),
1230 n_shexp_quote_cp(mta_base
, FAL0
));
1234 args
= __mta_prepare_args(sbp
->sb_to
, sbp
->sb_hp
);
1235 if (n_poption
& n_PO_DEBUG
) {
1236 __mta_debug(sbp
, mta
, args
);
1241 n_UNINIT(args
, NULL
);
1243 n_err(_("No SMTP support compiled in\n"));
1249 for(np
= sbp
->sb_to
; np
!= NULL
; np
= np
->n_flink
)
1250 if(!(np
->n_type
& GDEL
) && (np
->n_flags
& NAME_ADDRSPEC_ISNAME
)){
1251 n_err(_("SMTP *mta* cannot send to alias name: %s\n"),
1252 n_shexp_quote_cp(np
->n_name
, FAL0
));
1259 if (n_poption
& n_PO_DEBUG
) {
1260 (void)smtp_mta(sbp
);
1267 /* Fork, set up the temporary mail file as standard input for "mail", and
1268 * exec with the user list we generated far above */
1269 if ((pid
= n_child_fork()) == -1) {
1272 savedeadletter(sbp
->sb_input
, 0);
1273 _sendout_error
= TRU1
;
1278 sigaddset(&nset
, SIGHUP
);
1279 sigaddset(&nset
, SIGINT
);
1280 sigaddset(&nset
, SIGQUIT
);
1281 sigaddset(&nset
, SIGTSTP
);
1282 sigaddset(&nset
, SIGTTIN
);
1283 sigaddset(&nset
, SIGTTOU
);
1284 /* n_stdin = */freopen(n_path_devnull
, "r", stdin
);
1287 n_child_prepare(&nset
, 0, 1);
1296 n_child_prepare(&nset
, fileno(sbp
->sb_input
), -1);
1297 execv(mta
, n_UNCONST(args
));
1299 ecp
= (e
!= n_ERR_NOENT
) ? n_err_to_doc(e
)
1300 : _("executable not found (adjust *mta* variable)");
1301 n_err(_("Cannot start %s: %s\n"), n_shexp_quote_cp(mta
, FAL0
), ecp
);
1303 savedeadletter(sbp
->sb_input
, 1);
1304 n_err(_("... message not sent\n"));
1308 if ((n_poption
& n_PO_D_V
) || ok_blook(sendwait
)) {
1309 if (!(rv
= n_child_wait(pid
, NULL
)))
1310 _sendout_error
= TRU1
;
1320 static char const **
1321 __mta_prepare_args(struct name
*to
, struct header
*hp
)
1323 size_t vas_cnt
, i
, j
;
1325 char const **args
, *cp
, *cp_v15compat
;
1329 if((cp_v15compat
= ok_vlook(sendmail_arguments
)) != NULL
)
1330 n_OBSOLETE(_("please use *mta-arguments*, not *sendmail-arguments*"));
1331 if((cp
= ok_vlook(mta_arguments
)) == NULL
)
1333 if ((cp
/* TODO v15: = ok_vlook(mta_arguments)*/) == NULL
) {
1337 /* Don't assume anything on the content but do allocate exactly j slots;
1338 * like this getrawlist will never overflow (and return -1) */
1340 vas
= n_lofi_alloc(sizeof(*vas
) * j
);
1341 vas_cnt
= (size_t)getrawlist(TRU1
, vas
, j
, cp
, j
);
1344 i
= 4 + n_smopts_cnt
+ vas_cnt
+ 4 + 1 + count(to
) + 1;
1345 args
= salloc(i
* sizeof(char*));
1347 if((cp_v15compat
= ok_vlook(sendmail_progname
)) != NULL
)
1348 n_OBSOLETE(_("please use *mta-argv0*, not *sendmail-progname*"));
1349 cp
= ok_vlook(mta_argv0
);
1350 if(cp_v15compat
!= NULL
&& !strcmp(cp
, VAL_MTA_ARGV0
))
1352 args
[0] = cp
/* TODO v15 only : = ok_vlook(mta_argv0) */;
1354 if ((snda
= ok_blook(sendmail_no_default_arguments
)))
1355 n_OBSOLETE(_("please use *mta-no-default-arguments*, "
1356 "not *sendmail-no-default-arguments*"));
1357 snda
|= ok_blook(mta_no_default_arguments
);
1358 if ((snda
/* TODO v15: = ok_blook(mta_no_default_arguments)*/))
1363 if (ok_blook(metoo
))
1365 if (n_poption
& n_PO_VERB
)
1369 for (j
= 0; j
< n_smopts_cnt
; ++j
, ++i
)
1370 args
[i
] = n_smopts
[j
];
1372 for (j
= 0; j
< vas_cnt
; ++j
, ++i
)
1375 /* -r option? In conjunction with -t we act compatible to postfix(1) and
1376 * ignore it (it is -f / -F there) if the message specified From:/Sender:.
1377 * The interdependency with -t has been resolved in puthead() */
1378 if (!snda
&& ((n_poption
& n_PO_r_FLAG
) || ok_blook(r_option_implicit
))) {
1379 struct name
const *np
;
1381 if (hp
!= NULL
&& (np
= hp
->h_from
) != NULL
) {
1382 /* However, what wasn't resolved there was the case that the message
1383 * specified multiple From: addresses and a Sender: */
1384 if ((n_psonce
& n_PSO_t_FLAG
) && hp
->h_sender
!= NULL
)
1387 if (np
->n_fullextra
!= NULL
) {
1389 args
[i
++] = np
->n_fullextra
;
1393 assert(n_poption_arg_r
== NULL
);
1394 cp
= skin(myorigin(NULL
));
1403 /* Terminate option list to avoid false interpretation of system-wide
1404 * aliases that start with hyphen */
1408 /* Receivers follow */
1409 for (; to
!= NULL
; to
= to
->n_flink
)
1410 if (!(to
->n_type
& GDEL
))
1411 args
[i
++] = to
->n_name
;
1421 __mta_debug(struct sendbundle
*sbp
, char const *mta
, char const **args
)
1423 size_t cnt
, bufsize
, llen
;
1427 n_err(_(">>> MTA: %s, arguments:"), n_shexp_quote_cp(mta
, FAL0
));
1428 for (; *args
!= NULL
; ++args
)
1429 n_err(" %s", n_shexp_quote_cp(*args
, FAL0
));
1432 fflush_rewind(sbp
->sb_input
);
1434 cnt
= fsize(sbp
->sb_input
);
1437 while (fgetline(&buf
, &bufsize
, &cnt
, &llen
, sbp
->sb_input
, TRU1
) != NULL
) {
1439 n_err(">>> %s\n", buf
);
1447 a_sendout_random_id(struct header
*hp
, bool_t msgid
)
1449 static ui32_t reprocnt
;
1458 if(msgid
&& hp
!= NULL
&& hp
->h_message_id
!= NULL
){
1459 rv
= hp
->h_message_id
->n_name
;
1463 if(ok_blook(message_id_disable
))
1468 if((h
= __sendout_ident
) != NULL
)
1470 if(ok_vlook(hostname
) != NULL
){
1471 h
= n_nodename(TRU1
);
1476 if(hp
!= NULL
&& (h
= skin(myorigin(hp
))) != NULL
&& strchr(h
, '@') != NULL
)
1481 tmp
= &time_current
.tc_gm
;
1482 i
= sizeof("%04d%02d%02d%02d%02d%02d.%s%c%s") -1 + rl
+ strlen(h
);
1483 rv
= n_autorec_alloc(i
+1);
1484 snprintf(rv
, i
, "%04d%02d%02d%02d%02d%02d.%s%c%s",
1485 tmp
->tm_year
+ 1900, tmp
->tm_mon
+ 1, tmp
->tm_mday
,
1486 tmp
->tm_hour
, tmp
->tm_min
, tmp
->tm_sec
,
1487 n_random_create_cp(rl
, &reprocnt
), sep
, h
);
1488 rv
[i
] = '\0'; /* Because we don't test snprintf(3) return */
1495 fmt(char const *str
, struct name
*np
, FILE *fo
, enum fmt_flags ff
)
1503 } m
= (ff
& GCOMMA
) ? m_COMMA
: 0;
1510 fwrite(str
, sizeof *str
, col
, fo
);
1512 #define _X(S) (col == sizeof(S) -1 && !asccasecmp(str, S))
1515 } else if (_X("reply-to:") || _X("mail-followup-to:") ||
1516 _X("references:") || _X("in-reply-to:") ||
1517 _X("disposition-notification-to:"))
1518 m
|= m_NOPF
| m_NONAME
;
1519 else if (ok_blook(add_file_recipients
)) {
1521 } else if (_X("to:") || _X("cc:") || _X("bcc:") || _X("resent-to:"))
1526 for (; np
!= NULL
; np
= np
->n_flink
) {
1527 if(np
->n_type
& GDEL
)
1529 if(is_addr_invalid(np
,
1530 ((ff
& FMT_INC_INVADDR
? 0 : EACM_NOLOG
) |
1531 (m
& m_NONAME
? EACM_NONAME
: EACM_NONE
))) &&
1532 !(ff
& FMT_INC_INVADDR
))
1535 /* File and pipe addresses only printed with set *add-file-recipients* */
1536 if ((m
& m_NOPF
) && is_fileorpipe_addr(np
))
1539 if ((m
& (m_INIT
| m_COMMA
)) == (m_INIT
| m_COMMA
)) {
1540 if (putc(',', fo
) == EOF
)
1546 len
= strlen(np
->n_fullname
);
1547 if (np
->n_type
& GREF
)
1549 ++col
; /* The separating space */
1550 if ((m
& m_INIT
) && /*col > 1 &&*/
1551 UICMP(z
, col
+ len
, >,
1552 (np
->n_type
& GREF
? MIME_LINELEN
: 72))) {
1553 if (fputs("\n ", fo
) == EOF
)
1559 m
= (m
& ~m_CSEEN
) | m_INIT
;
1564 /* GREF needs to be placed in angle brackets, but which are missing */
1565 hb
= np
->n_fullname
;
1566 if(np
->n_type
& GREF
){
1567 assert(UICMP(z
, len
, ==, strlen(np
->n_fullname
) + 2));
1568 hb
= n_lofi_alloc(len
+1);
1573 memcpy(&hb
[1], np
->n_fullname
, len
);
1576 len
= xmime_write(hb
, len
, fo
,
1577 ((ff
& FMT_DOMIME
) ? CONV_TOHDR_A
: CONV_NONE
), TD_ICONV
);
1578 if(np
->n_type
& GREF
)
1586 if (putc('\n', fo
) != EOF
)
1594 infix_resend(FILE *fi
, FILE *fo
, struct message
*mp
, struct name
*to
,
1597 size_t cnt
, c
, bufsize
= 0;
1600 struct name
*fromfield
= NULL
, *senderfield
= NULL
, *mdn
;
1606 /* Write the Resent-Fields */
1608 fputs("Resent-", fo
);
1610 if ((cp
= myaddrs(NULL
)) != NULL
) {
1611 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-From:", fo
,
1615 /* TODO RFC 5322: Resent-Sender SHOULD NOT be used if it's EQ -From: */
1616 if ((cp
= ok_vlook(sender
)) != NULL
) {
1617 if (_putname(cp
, GCOMMA
, SEND_MBOX
, NULL
, "Resent-Sender:", fo
,
1621 if (fmt("Resent-To:", to
, fo
, FMT_COMMA
))
1623 if (((cp
= ok_vlook(stealthmua
)) == NULL
|| !strcmp(cp
, "noagent")) &&
1624 (cp
= a_sendout_random_id(NULL
, TRU1
)) != NULL
&&
1625 fprintf(fo
, "Resent-Message-ID: <%s>\n", cp
) < 0)
1629 if ((mdn
= n_UNCONST(check_from_and_sender(fromfield
, senderfield
))) == NULL
)
1631 if (!_check_dispo_notif(mdn
, NULL
, fo
))
1634 /* Write the original headers */
1636 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1638 if (ascncasecmp("status:", buf
, 7) &&
1639 ascncasecmp("disposition-notification-to:", buf
, 28) &&
1640 !is_head(buf
, c
, FAL0
))
1641 fwrite(buf
, sizeof *buf
, c
, fo
);
1642 if (cnt
> 0 && *buf
== '\n')
1646 /* Write the message body */
1648 if (fgetline(&buf
, &bufsize
, &cnt
, &c
, fi
, 0) == NULL
)
1650 if (cnt
== 0 && *buf
== '\n')
1652 fwrite(buf
, sizeof *buf
, c
, fo
);
1657 n_perr(_("temporary mail file"), 0);
1667 mail(struct name
*to
, struct name
*cc
, struct name
*bcc
, char const *subject
,
1668 struct attachment
*attach
, char const *quotefile
, int recipient_record
)
1674 memset(&head
, 0, sizeof head
);
1676 /* The given subject may be in RFC1522 format. */
1677 if (subject
!= NULL
) {
1678 in
.s
= n_UNCONST(subject
);
1679 in
.l
= strlen(subject
);
1680 mime_fromhdr(&in
, &out
, /* TODO ??? TD_ISPR |*/ TD_ICONV
);
1681 head
.h_subject
= out
.s
;
1684 head
.h_mailx_command
= "mail";
1685 if((head
.h_to
= to
) != NULL
)
1686 head
.h_mailx_raw_to
= namelist_dup(to
, to
->n_type
);
1687 if((head
.h_cc
= cc
) != NULL
)
1688 head
.h_mailx_raw_cc
= namelist_dup(cc
, cc
->n_type
);
1689 if((head
.h_bcc
= bcc
) != NULL
)
1690 head
.h_mailx_raw_bcc
= namelist_dup(bcc
, bcc
->n_type
);
1692 head
.h_attach
= attach
;
1694 mail1(&head
, 0, NULL
, quotefile
, recipient_record
, 0);
1696 if (subject
!= NULL
)
1699 return 0; /* TODO only for main.c, -> n_exit_status, BUT: ARGH! */
1708 rv
= sendmail_internal(v
, 0);
1719 rv
= sendmail_internal(v
, 1);
1725 mail1(struct header
*hp
, int printheaders
, struct message
*quote
,
1726 char const *quotefile
, int recipient_record
, int doprefix
)
1729 struct sendbundle sb
;
1732 FILE * volatile mtf
, *nmtf
;
1733 enum okay
volatile rv
;
1736 _sendout_error
= FAL0
;
1737 __sendout_ident
= NULL
;
1741 n_SIGMAN_ENTER_SWITCH(&sm
, n_SIGMAN_ALL
) {
1748 /* Update some globals we likely need first */
1749 time_current_update(&time_current
, TRU1
);
1751 /* Collect user's mail from standard input. Get the result as mtf */
1752 mtf
= collect(hp
, printheaders
, quote
, quotefile
, doprefix
, &_sendout_error
);
1759 if(n_psonce
& n_PSO_INTERACTIVE
){
1760 if (ok_blook(asksign
))
1761 dosign
= getapproval(_("Sign this message"), TRU1
);
1764 if (fsize(mtf
) == 0) {
1765 if (n_poption
& n_PO_E_FLAG
)
1767 if (hp
->h_subject
== NULL
)
1768 fprintf(n_stdout
, _("No message, no subject; hope that's ok\n"));
1769 else if (ok_blook(bsdcompat
) || ok_blook(bsdmsgs
))
1770 fprintf(n_stdout
, _("Null message body; hope that's ok\n"));
1773 if (dosign
== TRUM1
)
1774 dosign
= ok_blook(smime_sign
); /* TODO USER@HOST <-> *from* +++!!! */
1777 n_err(_("No SSL support compiled in\n"));
1782 /* XXX Update time_current again; once collect() offers editing of more
1783 * XXX headers, including Date:, this must only happen if Date: is the
1784 * XXX same that it was before collect() (e.g., postponing etc.).
1785 * XXX But *do* update otherwise because the mail seems to be backdated
1786 * XXX if the user edited some time, which looks odd and it happened
1787 * XXX to me that i got mis-dated response mails due to that... */
1788 time_current_update(&time_current
, TRU1
);
1790 /* TODO hrmpf; the MIME/send layer rewrite MUST address the init crap:
1791 * TODO setup the header ONCE; note this affects edit.c, collect.c ...,
1792 * TODO but: offer a hook that rebuilds/expands/checks/fixates all
1793 * TODO header fields ONCE, call that ONCE after user editing etc. has
1794 * TODO completed (one edit cycle) */
1796 /* Take the user names from the combined to and cc lists and do all the
1797 * alias processing. The POSIX standard says:
1798 * The names shall be substituted when alias is used as a recipient
1799 * address specified by the user in an outgoing message (that is,
1800 * other recipients addressed indirectly through the reply command
1801 * shall not be substituted in this manner).
1802 * S-nail thus violates POSIX, as has been pointed out correctly by
1803 * Martin Neitzel, but logic and usability of POSIX standards is not seldom
1804 * disputable anyway. Go for user friendliness */
1806 to
= namelist_vaporise_head(hp
,
1808 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
1809 TRU1
, &_sendout_error
);
1812 n_err(_("No recipients specified\n"));
1815 if (_sendout_error
< 0) {
1816 n_err(_("Some addressees were classified as \"hard error\"\n"));
1821 memset(&sb
, 0, sizeof sb
);
1825 if ((dosign
|| count_nonlocal(to
) > 0) &&
1826 !_sendbundle_setup_creds(&sb
, (dosign
> 0)))
1827 /* TODO saving $DEAD and recovering etc is not yet well defined */
1830 /* 'Bit ugly kind of control flow until we find a charset that does it */
1831 for (charset_iter_reset(hp
->h_charset
);; charset_iter_next()) {
1834 if (!charset_iter_is_valid())
1836 else if ((nmtf
= infix(hp
, mtf
)) != NULL
)
1838 else if ((err
= n_err_no
) == n_ERR_ILSEQ
|| err
== n_ERR_INVAL
) {
1843 n_perr(_("Failed to create encoded message"), 0);
1851 if ((nmtf
= smime_sign(mtf
, sb
.sb_signer
.s
)) == NULL
)
1858 /* TODO truly - i still don't get what follows: (1) we deliver file
1859 * TODO and pipe addressees, (2) we mightrecord() and (3) we transfer
1860 * TODO even if (1) savedeadletter() etc. To me this doesn't make sense? */
1866 /* Deliver pipe and file addressees */
1867 b
= (ok_blook(record_files
) && count(to
) > 0);
1868 to
= a_sendout_file_a_pipe(to
, mtf
, &_sendout_error
);
1871 savedeadletter(mtf
, FAL0
);
1873 to
= elide(to
); /* XXX only to drop GDELs due a_sendout_file_a_pipe()! */
1876 if ((recipient_record
|| b
|| cnt
> 0) &&
1877 !mightrecord(mtf
, (recipient_record
? to
: NULL
), FAL0
))
1885 } else if (!_sendout_error
)
1889 n_sigman_cleanup_ping(&sm
);
1896 if((cp
= ok_vlook(on_compose_cleanup
)) != NULL
)
1897 temporary_compose_mode_hook_call(cp
, NULL
, NULL
);
1899 temporary_compose_mode_hook_unroll();
1902 n_exit_status
|= n_EXIT_SEND_ERROR
;
1904 n_sigman_leave(&sm
, n_SIGMAN_VIPSIGS_NTTYOUT
);
1908 _sendout_error
= TRU1
;
1909 savedeadletter(mtf
, TRU1
);
1910 n_err(_("... message not sent\n"));
1915 mkdate(FILE *fo
, char const *field
)
1917 struct tm tmpgm
, *tmptr
;
1918 int tzdiff
, tzdiff_hour
, tzdiff_min
, rv
;
1921 memcpy(&tmpgm
, &time_current
.tc_gm
, sizeof tmpgm
);
1922 tzdiff
= time_current
.tc_time
- mktime(&tmpgm
);
1923 tzdiff_hour
= (int)(tzdiff
/ 60);
1924 tzdiff_min
= tzdiff_hour
% 60;
1926 tmptr
= &time_current
.tc_local
;
1927 if (tmptr
->tm_isdst
> 0)
1929 rv
= fprintf(fo
, "%s: %s, %02d %s %04d %02d:%02d:%02d %+05d\n",
1931 n_weekday_names
[tmptr
->tm_wday
],
1932 tmptr
->tm_mday
, n_month_names
[tmptr
->tm_mon
],
1933 tmptr
->tm_year
+ 1900, tmptr
->tm_hour
,
1934 tmptr
->tm_min
, tmptr
->tm_sec
,
1935 tzdiff_hour
* 100 + tzdiff_min
);
1941 puthead(bool_t nosend_msg
, struct header
*hp
, FILE *fo
, enum gfield w
,
1942 enum sendaction action
, enum conversion convert
, char const *contenttype
,
1943 char const *charset
)
1945 #define FMT_CC_AND_BCC() \
1947 if ((w & GCC) && (hp->h_cc != NULL || nosend_msg == TRUM1)) {\
1948 if (fmt("Cc:", hp->h_cc, fo, ff))\
1952 if ((w & GBCC) && (hp->h_bcc != NULL || nosend_msg == TRUM1)) {\
1953 if (fmt("Bcc:", hp->h_bcc, fo, ff))\
1961 struct name
*np
, *fromasender
= NULL
;
1962 int stealthmua
, rv
= 1;
1967 if ((addr
= ok_vlook(stealthmua
)) != NULL
)
1968 stealthmua
= !strcmp(addr
, "noagent") ? -1 : 1;
1972 nodisp
= (action
!= SEND_TODISP
);
1973 ff
= (w
& (GCOMMA
| GFILES
)) | (nodisp
? FMT_DOMIME
: 0);
1975 ff
|= FMT_INC_INVADDR
;
1978 mkdate(fo
, "Date"), ++gotcha
;
1980 if (hp
->h_from
== NULL
|| hp
->h_sender
== NULL
)
1981 setup_from_and_sender(hp
);
1983 if (hp
->h_from
!= NULL
) {
1984 if (fmt("From:", hp
->h_from
, fo
, ff
))
1989 if (hp
->h_sender
!= NULL
) {
1990 if (fmt("Sender:", hp
->h_sender
, fo
, ff
))
1995 fromasender
= n_UNCONST(check_from_and_sender(hp
->h_from
, hp
->h_sender
));
1996 if (fromasender
== NULL
)
1998 /* Note that fromasender is (NULL,) 0x1 or real sender here */
2002 if ((w
& GTO
) && (hp
->h_to
!= NULL
|| nosend_msg
== TRUM1
)) {
2003 if (fmt("To:", hp
->h_to
, fo
, ff
))
2008 /* TODO Thought about undisclosed recipients:;, but would be such a fake
2009 * TODO given that we cannot handle group addresses. Ridiculous */
2013 if ((xto
= hp
->h_to
) != NULL
) {
2014 char const ud
[] = "To: Undisclosed recipients:;\n" /* TODO groups */;
2016 if (count_nonlocal(xto
) != 0 || ok_blook(add_file_recipients
) ||
2017 (hp
->h_cc
!= NULL
&& count_nonlocal(hp
->h_cc
) > 0))
2019 if (fwrite(ud
, 1, sizeof(ud
) -1, fo
) != sizeof(ud
) -1)
2022 } else if (nosend_msg
== TRUM1
) {
2024 if (fmt("To:", hp
->h_to
, fo
, ff
))
2031 if (!ok_blook(bsdcompat
) && !ok_blook(bsdorder
))
2034 if ((w
& GSUBJECT
) && (hp
->h_subject
!= NULL
|| nosend_msg
== TRUM1
)) {
2035 if (fwrite("Subject: ", sizeof(char), 9, fo
) != 9)
2037 if (hp
->h_subject
!= NULL
) {
2041 sublen
= strlen(sub
= subject_re_trim(hp
->h_subject
));
2043 /* Trimmed something, (re-)add Re: */
2044 if (sub
!= hp
->h_subject
) {
2045 if (fwrite("Re: ", 1, 4, fo
) != 4) /* RFC mandates eng. "Re: " */
2048 xmime_write(sub
, sublen
, fo
,
2049 (!nodisp
? CONV_NONE
: CONV_TOHDR
),
2050 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
2053 /* This may be, e.g., a Fwd: XXX yes, unfortunately we do like that */
2054 else if (*sub
!= '\0') {
2055 if (xmime_write(sub
, sublen
, fo
, (!nodisp
? CONV_NONE
: CONV_TOHDR
),
2056 (!nodisp
? TD_ISPR
| TD_ICONV
: TD_ICONV
)) < 0)
2064 if (ok_blook(bsdcompat
) || ok_blook(bsdorder
))
2067 if ((w
& GMSGID
) && stealthmua
<= 0 &&
2068 (addr
= a_sendout_random_id(hp
, TRU1
)) != NULL
) {
2069 if (fprintf(fo
, "Message-ID: <%s>\n", addr
) < 0)
2075 if((np
= hp
->h_ref
) != NULL
){
2076 if(fmt("References:", np
, fo
, 0))
2080 if((np
= hp
->h_in_reply_to
) != NULL
){
2081 if(fmt("In-Reply-To:", np
, fo
, 0))
2088 /* Reply-To:. Be careful not to destroy a possible user input, duplicate
2089 * the list first.. TODO it is a terrible codebase.. */
2090 if ((np
= hp
->h_replyto
) != NULL
)
2091 np
= namelist_dup(np
, np
->n_type
);
2092 else if ((addr
= ok_vlook(replyto
)) != NULL
)
2093 np
= lextract(addr
, GEXTRA
| GFULL
);
2096 checkaddrs(usermap(np
, TRU1
), EACM_STRICT
| EACM_NOLOG
,
2098 if (fmt("Reply-To:", np
, fo
, ff
))
2104 if ((w
& GIDENT
) && !nosend_msg
) {
2105 /* Mail-Followup-To: TODO factor out this huge block of code */
2106 /* Place ourselfs in there if any non-subscribed list is an addressee */
2107 if((hp
->h_flags
& HF_LIST_REPLY
) || hp
->h_mft
!= NULL
||
2108 ok_blook(followup_to
)){
2110 _ANYLIST
= 1u<<(HF__NEXT_SHIFT
+ 0),
2111 _HADMFT
= 1u<<(HF__NEXT_SHIFT
+ 1)
2113 struct name
*mft
, **mftp
, *x
;
2116 f
= hp
->h_flags
| (hp
->h_mft
!= NULL
? _HADMFT
: 0);
2120 /* But for that, we have to remove all incarnations of ourselfs first.
2121 * TODO It is total crap that we have alternates_remove(), is_myname()
2122 * TODO or whatever; these work only with variables, not with data
2123 * TODO that is _currently_ in some header fields!!! v15.0: complete
2124 * TODO rewrite, object based, lazy evaluated, on-the-fly marked.
2125 * TODO then this should be a really cheap thing in here... */
2126 np
= elide(n_alternates_remove(cat(
2127 namelist_dup(hp
->h_to
, GEXTRA
| GFULL
),
2128 namelist_dup(hp
->h_cc
, GEXTRA
| GFULL
)), FAL0
));
2129 addr
= hp
->h_list_post
;
2131 while((x
= np
) != NULL
){
2136 if((ml
= is_mlist(x
->n_name
, FAL0
)) == MLIST_OTHER
&&
2137 addr
!= NULL
&& !asccasecmp(addr
, x
->n_name
))
2140 /* Any non-subscribed list? Add ourselves */
2145 case MLIST_SUBSCRIBED
:
2149 if(!(f
& HF_LIST_REPLY
)){
2151 if(!is_addr_invalid(x
,
2152 EACM_STRICT
| EACM_NOLOG
| EACM_NONAME
)){
2157 } /* XXX write some warning? if verbose?? */
2160 /* And if this is a reply that honoured a MFT: header then we'll
2161 * also add all members of the original MFT: that are still
2162 * addressed by us, regardless of all other circumstances */
2163 else if(f
& _HADMFT
){
2166 for(ox
= hp
->h_mft
; ox
!= NULL
; ox
= ox
->n_flink
)
2167 if(!asccasecmp(ox
->n_name
, x
->n_name
))
2174 if((f
& (_ANYLIST
| _HADMFT
)) && mft
!= NULL
){
2175 if(((f
& HF_MFT_SENDER
) ||
2176 ((f
& (_ANYLIST
| _HADMFT
)) == _HADMFT
)) &&
2177 (np
= fromasender
) != NULL
&& np
!= (struct name
*)0x1)
2178 *mftp
= ndup(np
, (np
->n_type
& ~GMASK
) | GEXTRA
| GFULL
);
2180 if(fmt("Mail-Followup-To:", mft
, fo
, ff
))
2186 if (!_check_dispo_notif(fromasender
, hp
, fo
))
2190 if ((w
& GUA
) && stealthmua
== 0) {
2191 if (fprintf(fo
, "User-Agent: %s %s\n", n_uagent
,
2192 (n_psonce
& n_PSO_REPRODUCIBLE
2193 ? n_reproducible_name
: ok_vlook(version
))) < 0)
2198 /* The user may have placed headers when editing */
2200 struct n_header_field
*hfp
;
2202 if((hfp
= hp
->h_user_headers
) != NULL
){
2203 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2209 /* Custom headers, as via *customhdr* */
2211 struct n_header_field
*hfp
;
2213 /* With iconv support we likely have a cached result */
2214 if((hfp
= hp
->h_custom_headers
) == NULL
)
2215 hp
->h_custom_headers
= hfp
= n_customhdr_query();
2217 if(!_sendout_header_list(fo
, hfp
, nodisp
))
2223 /* We don't need MIME unless.. we need MIME?! */
2224 if ((w
& GMIME
) && ((n_pstate
& n_PS_HEADER_NEEDED_MIME
) ||
2225 hp
->h_attach
!= NULL
||
2226 ((n_poption
& n_PO_Mm_FLAG
) && n_poption_arg_Mm
!= NULL
) ||
2227 convert
!= CONV_7BIT
|| asccasecmp(charset
, "US-ASCII"))) {
2229 if (fputs("MIME-Version: 1.0\n", fo
) == EOF
)
2231 if (hp
->h_attach
!= NULL
) {
2232 _sendout_boundary
= mime_param_boundary_create();/*TODO carrier*/
2234 "Content-Type: multipart/mixed;\n boundary=\"%s\"\n",
2235 _sendout_boundary
) < 0)
2238 if (_put_ct(fo
, contenttype
, charset
) < 0 || _put_cte(fo
, convert
) < 0)
2243 if (gotcha
&& (w
& GNL
))
2244 if (putc('\n', fo
) == EOF
)
2250 #undef FMT_CC_AND_BCC
2254 resend_msg(struct message
*mp
, struct header
*hp
, bool_t add_resent
)
2257 struct sendbundle sb
;
2258 FILE *ibuf
, *nfo
, * volatile nfi
;
2261 enum okay
volatile rv
;
2264 _sendout_error
= FAL0
;
2265 __sendout_ident
= NULL
;
2270 n_SIGMAN_ENTER_SWITCH(&sm
, n_SIGMAN_ALL
) {
2277 /* Update some globals we likely need first */
2278 time_current_update(&time_current
, TRU1
);
2280 if ((to
= checkaddrs(to
,
2282 (!(expandaddr_to_eaf() & EAF_NAME
) ? EACM_NONAME
: EACM_NONE
)),
2283 &_sendout_error
)) == NULL
)
2285 /* For the _sendout_error<0 case we want to wait until we can write DEAD! */
2286 if (_sendout_error
< 0)
2287 n_err(_("Some addressees were classified as \"hard error\"\n"));
2289 if ((nfo
= Ftmp(&tempMail
, "resend", OF_WRONLY
| OF_HOLDSIGS
| OF_REGISTER
))
2291 _sendout_error
= TRU1
;
2292 n_perr(_("temporary mail file"), 0);
2295 if ((nfi
= Fopen(tempMail
, "r")) == NULL
)
2296 n_perr(tempMail
, 0);
2297 Ftmp_release(&tempMail
);
2301 if ((ibuf
= setinput(&mb
, mp
, NEED_BODY
)) == NULL
)
2307 if((cp
= ok_vlook(on_resend_enter
)) != NULL
){
2308 /*setup_from_and_sender(hp);*/
2309 temporary_compose_mode_hook_call(cp
, &n_temporary_compose_hook_varset
,
2314 memset(&sb
, 0, sizeof sb
);
2317 if (count_nonlocal(to
) > 0 && !_sendbundle_setup_creds(&sb
, FAL0
))
2318 /* ..wait until we can write DEAD */
2319 _sendout_error
= -1;
2321 if (infix_resend(ibuf
, nfo
, mp
, to
, add_resent
) != 0) {
2323 savedeadletter(nfi
, TRU1
);
2324 n_err(_("... message not sent\n"));
2329 _sendout_error
= TRU1
;
2333 if (_sendout_error
< 0)
2342 /* Deliver pipe and file addressees */
2343 b
= (ok_blook(record_files
) && count(to
) > 0);
2344 to
= a_sendout_file_a_pipe(to
, nfi
, &_sendout_error
);
2347 savedeadletter(nfi
, FAL0
);
2349 to
= elide(to
); /* XXX only to drop GDELs due a_sendout_file_a_pipe()! */
2350 c
= (count(to
) > 0);
2353 if (!ok_blook(record_resent
) || mightrecord(nfi
, NULL
, TRU1
)) {
2355 /*sb.sb_input = nfi;*/
2356 if (!c
|| _transfer(&sb
))
2359 } else if (!_sendout_error
)
2364 n_sigman_cleanup_ping(&sm
);
2369 if((cp
= ok_vlook(on_resend_cleanup
)) != NULL
)
2370 temporary_compose_mode_hook_call(cp
, NULL
, NULL
);
2372 temporary_compose_mode_hook_unroll();
2376 n_exit_status
|= n_EXIT_SEND_ERROR
;
2378 n_sigman_leave(&sm
, n_SIGMAN_VIPSIGS_NTTYOUT
);
2383 savedeadletter(FILE *fp
, bool_t fflush_rewind_first
){
2384 struct n_string line
;
2386 enum {a_NONE
, a_INIT
= 1<<0, a_BODY
= 1<<1, a_NL
= 1<<2} flags
;
2389 char const *cp
, *cpq
;
2395 if(fflush_rewind_first
){
2402 cp
= n_getdeadletter();
2403 cpq
= n_shexp_quote_cp(cp
, FAL0
);
2405 if(n_poption
& n_PO_DEBUG
){
2406 n_err(_(">>> Would (try to) write $DEAD %s\n"), cpq
);
2410 if((dbuf
= Fopen(cp
, "w")) == NULL
){
2411 n_perr(_("Cannot save to $DEAD"), 0);
2414 n_file_lock(fileno(dbuf
), FLT_WRITE
, 0,0, UIZ_MAX
); /* XXX Natomic */
2416 fprintf(n_stdout
, "%s ", cpq
);
2419 /* TODO savedeadletter() non-conforming: should check whether we have any
2420 * TODO headers, if not we need to place "something", anything will do.
2421 * TODO MIME is completely missing, we use MBOXO quoting!! Yuck.
2422 * TODO I/O error handling missing. Yuck! */
2423 n_string_reserve(n_string_creat_auto(&line
), 2 * SEND_LINESIZE
);
2424 bytes
= (ul_i
)fprintf(dbuf
, "From %s %s",
2425 ok_vlook(LOGNAME
), time_current
.tc_ctime
);
2427 for(flags
= a_NONE
, c
= '\0'; c
!= EOF
; bytes
+= line
.s_len
, ++lines
){
2428 n_string_trunc(&line
, 0);
2429 while((c
= getc(fp
)) != EOF
&& c
!= '\n')
2430 n_string_push_c(&line
, c
);
2432 /* TODO It may be that we have only some plain text. It may be that we
2433 * TODO have a complete MIME encoded message. We don't know, and we
2434 * TODO have no usable mechanism to dig it!! We need v15! */
2435 if(!(flags
& a_INIT
)){
2438 /* Throw away leading empty lines! */
2441 for(i
= 0; i
< line
.s_len
; ++i
){
2442 if(fieldnamechar(line
.s_dat
[i
]))
2444 if(line
.s_dat
[i
] == ':'){
2448 /* We have no headers, this is already a body line! */
2449 flags
|= a_INIT
| a_BODY
;
2453 /* Well, i had to check whether the RFC allows this. Assume we've
2454 * passed the headers, too, then! */
2456 flags
|= a_INIT
| a_BODY
;
2459 if(line
.s_len
>= 5 && !memcmp(line
.s_dat
, "From ", 5))
2460 n_string_unshift_c(&line
, '>');
2463 flags
|= a_BODY
| a_NL
;
2467 n_string_push_c(&line
, '\n');
2468 fwrite(line
.s_dat
, sizeof *line
.s_dat
, line
.s_len
, dbuf
);
2470 if(!(flags
& a_NL
)){
2475 n_string_gut(&line
);
2478 fprintf(n_stdout
, "%lu/%lu\n", lines
, bytes
);
2486 #undef SEND_LINESIZE