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updating changelog, should have been done with last commit
[nmh] / uip / post.c
1
2 /*
3 * post.c -- enter messages into the mail transport system
4 *
5 * $Id$
6 */
7
8 #include <h/mh.h>
9 #include <fcntl.h>
10 #include <h/signals.h>
11 #include <h/addrsbr.h>
12 #include <h/aliasbr.h>
13 #include <h/dropsbr.h>
14 #include <h/mime.h>
15
16 #include <zotnet/tws/tws.h>
17 #include <zotnet/mts/mts.h>
18
19 #include <errno.h>
20 #include <setjmp.h>
21 #include <signal.h>
22
23 #ifdef MMDFMTS
24 # include <mts/mmdf/util.h>
25 # include <mts/mmdf/mmdf.h>
26 #endif
27
28 /*
29 * Currently smtp and sendmail use
30 * the same interface for posting.
31 */
32 #ifdef SMTPMTS
33 # define SENDMTS
34 #endif
35
36 #ifdef SENDMTS
37 # include <mts/smtp/smtp.h>
38 #endif
39
40 #ifndef MMDFMTS
41 # define uptolow(c) ((isalpha(c) && isupper (c)) ? tolower (c) : (c))
42 #endif
43
44 #define FCCS 10 /* max number of fccs allowed */
45
46 static struct swit switches[] = {
47 #define ALIASW 0
48 { "alias aliasfile", 0 },
49 #define CHKSW 1
50 { "check", -5 }, /* interface from whom */
51 #define NCHKSW 2
52 { "nocheck", -7 }, /* interface from whom */
53 #define DEBUGSW 3
54 { "debug", -5 },
55 #define DISTSW 4
56 { "dist", -4 }, /* interface from dist */
57 #define FILTSW 5
58 { "filter filterfile", 0 },
59 #define NFILTSW 6
60 { "nofilter", 0 },
61 #define FRMTSW 7
62 { "format", 0 },
63 #define NFRMTSW 8
64 { "noformat", 0 },
65 #define LIBSW 9
66 { "library directory", -7 }, /* interface from send, whom */
67 #define MIMESW 10
68 { "mime", 0 },
69 #define NMIMESW 11
70 { "nomime", 0 },
71 #define MSGDSW 12
72 { "msgid", 0 },
73 #define NMSGDSW 13
74 { "nomsgid", 0 },
75 #define VERBSW 14
76 { "verbose", 0 },
77 #define NVERBSW 15
78 { "noverbose", 0 },
79 #define WATCSW 16
80 { "watch", 0 },
81 #define NWATCSW 17
82 { "nowatch", 0 },
83 #define WHOMSW 18
84 { "whom", -4 }, /* interface from whom */
85 #define WIDTHSW 19
86 { "width columns", 0 },
87 #define VERSIONSW 20
88 { "version", 0 },
89 #define HELPSW 21
90 { "help", 4 },
91 #define BITSTUFFSW 22
92 { "dashstuffing", -12 }, /* should we dashstuff BCC messages? */
93 #define NBITSTUFFSW 23
94 { "nodashstuffing", -14 },
95 #define MAILSW 24
96 { "mail", -4 }, /* specify MAIL smtp mode */
97 #define SAMLSW 25
98 { "saml", -4 }, /* specify SAML smtp mode */
99 #define SENDSW 26
100 { "send", -4 }, /* specify SEND smtp mode */
101 #define SOMLSW 27
102 { "soml", -4 }, /* specify SOML smtp mode */
103 #define ANNOSW 28
104 { "idanno number", -6 }, /* interface from send */
105 #define DLVRSW 29
106 { "deliver address-list", -7 },
107 #define CLIESW 30
108 { "client host", -6 },
109 #define SERVSW 31
110 { "server host", -6 }, /* specify alternate SMTP server */
111 #define SNOOPSW 32
112 { "snoop", -5 }, /* snoop the SMTP transaction */
113 #define FILLSW 33
114 { "fill-in file", -7 },
115 #define FILLUSW 34
116 { "fill-up", -7 },
117 #define PARTSW 35
118 { "partno", -6 },
119 #define QUEUESW 36
120 { "queued", -6 },
121 { NULL, 0 }
122 };
123
124
125 struct headers {
126 char *value;
127 unsigned int flags;
128 unsigned int set;
129 };
130
131 /*
132 * flags for headers->flags
133 */
134 #define HNOP 0x0000 /* just used to keep .set around */
135 #define HBAD 0x0001 /* bad header - don't let it through */
136 #define HADR 0x0002 /* header has an address field */
137 #define HSUB 0x0004 /* Subject: header */
138 #define HTRY 0x0008 /* try to send to addrs on header */
139 #define HBCC 0x0010 /* don't output this header */
140 #define HMNG 0x0020 /* munge this header */
141 #define HNGR 0x0040 /* no groups allowed in this header */
142 #define HFCC 0x0080 /* FCC: type header */
143 #define HNIL 0x0100 /* okay for this header not to have addrs */
144 #define HIGN 0x0200 /* ignore this header */
145 #define HDCC 0x0400 /* another undocumented feature */
146
147 /*
148 * flags for headers->set
149 */
150 #define MFRM 0x0001 /* we've seen a From: */
151 #define MDAT 0x0002 /* we've seen a Date: */
152 #define MRFM 0x0004 /* we've seen a Resent-From: */
153 #define MVIS 0x0008 /* we've seen sighted addrs */
154 #define MINV 0x0010 /* we've seen blind addrs */
155
156
157 static struct headers NHeaders[] = {
158 { "Return-Path", HBAD, 0 },
159 { "Received", HBAD, 0 },
160 { "Reply-To", HADR|HNGR, 0 },
161 { "From", HADR|HNGR, MFRM },
162 { "Sender", HADR|HBAD, 0 },
163 { "Date", HBAD, 0 },
164 { "Subject", HSUB, 0 },
165 { "To", HADR|HTRY, MVIS },
166 { "cc", HADR|HTRY, MVIS },
167 { "Bcc", HADR|HTRY|HBCC|HNIL, MINV },
168 { "Dcc", HADR|HTRY|HDCC|HNIL, MVIS }, /* sorta cc & bcc combined */
169 { "Message-ID", HBAD, 0 },
170 { "Fcc", HFCC, 0 },
171 { NULL, 0, 0 }
172 };
173
174 static struct headers RHeaders[] = {
175 { "Resent-Reply-To", HADR|HNGR, 0 },
176 { "Resent-From", HADR|HNGR, MRFM },
177 { "Resent-Sender", HADR|HBAD, 0 },
178 { "Resent-Date", HBAD, 0 },
179 { "Resent-Subject", HSUB, 0 },
180 { "Resent-To", HADR|HTRY, MVIS },
181 { "Resent-cc", HADR|HTRY, MVIS },
182 { "Resent-Bcc", HADR|HTRY|HBCC, MINV },
183 { "Resent-Message-ID", HBAD, 0 },
184 { "Resent-Fcc", HFCC, 0 },
185 { "Reply-To", HADR, 0 },
186 { "From", HADR|HNGR, MFRM },
187 #ifdef MMDFI
188 { "Sender", HADR|HNGR|HMNG, 0 },
189 #else
190 { "Sender", HADR|HNGR, 0 },
191 #endif
192 { "Date", HNOP, MDAT },
193 { "To", HADR|HNIL, 0 },
194 { "cc", HADR|HNIL, 0 },
195 { "Bcc", HADR|HTRY|HBCC|HNIL, 0 },
196 { "Fcc", HIGN, 0 },
197 { NULL, 0, 0 }
198 };
199
200 static short fccind = 0; /* index into fccfold[] */
201 static short outputlinelen = OUTPUTLINELEN;
202
203 static int pfd = NOTOK; /* fd to write annotation list to */
204 static uid_t myuid= -1; /* my user id */
205 static gid_t mygid= -1; /* my group id */
206 static int recipients = 0; /* how many people will get a copy */
207 static int unkadr = 0; /* how many of those were unknown */
208 static int badadr = 0; /* number of bad addrs */
209 static int badmsg = 0; /* message has bad semantics */
210 static int verbose = 0; /* spell it out */
211 static int format = 1; /* format addresses */
212 static int mime = 0; /* use MIME-style encapsulations for Bcc */
213 static int msgid = 0; /* add msgid */
214 static int debug = 0; /* debugging post */
215 static int watch = 0; /* watch the delivery process */
216 static int whomsw = 0; /* we are whom not post */
217 static int checksw = 0; /* whom -check */
218 static int linepos=0; /* putadr()'s position on the line */
219 static int nameoutput=0; /* putadr() has output header name */
220
221 static unsigned msgflags = 0; /* what we've seen */
222
223 #define NORMAL 0
224 #define RESENT 1
225 static int msgstate = NORMAL;
226
227 static time_t tclock = 0; /* the time we started (more or less) */
228
229 static SIGNAL_HANDLER hstat, istat, qstat, tstat;
230
231 static char tmpfil[BUFSIZ];
232 static char bccfil[BUFSIZ];
233
234 static char from[BUFSIZ]; /* my network address */
235 static char signature[BUFSIZ]; /* my signature */
236 static char *filter = NULL; /* the filter for BCC'ing */
237 static char *subject = NULL; /* the subject field for BCC'ing */
238 static char *fccfold[FCCS]; /* foldernames for FCC'ing */
239
240 static struct headers *hdrtab; /* table for the message we're doing */
241
242 static struct mailname localaddrs={NULL}; /* local addrs */
243 static struct mailname netaddrs={NULL}; /* network addrs */
244 static struct mailname uuaddrs={NULL}; /* uucp addrs */
245 static struct mailname tmpaddrs={NULL}; /* temporary queue */
246
247 #ifdef MMDFMTS
248 static char *submitmode = "m"; /* deliver to mailbox only */
249 static char submitopts[6] = "vl"; /* initial options for submit */
250 #endif /* MMDFMTS */
251
252 #ifdef SENDMTS
253 static int snoop = 0;
254 static int smtpmode = S_MAIL;
255 static char *clientsw = NULL;
256 static char *serversw = NULL;
257
258 extern struct smtp sm_reply;
259 #endif /* SENDMTS */
260
261 static char prefix[] = "----- =_aaaaaaaaaa";
262
263 static int fill_up = 0;
264 static char *fill_in = NULL;
265 static char *partno = NULL;
266 static int queued = 0;
267
268 /*
269 * static prototypes
270 */
271 static void putfmt (char *, char *, FILE *);
272 static void start_headers (void);
273 static void finish_headers (FILE *);
274 static int get_header (char *, struct headers *);
275 static int putadr (char *, char *, struct mailname *, FILE *, unsigned int);
276 static void putgrp (char *, char *, FILE *, unsigned int);
277 static int insert (struct mailname *);
278 static void pl (void);
279 static void anno (void);
280 static int annoaux (struct mailname *);
281 static void insert_fcc (struct headers *, char *);
282 static void make_bcc_file (int);
283 static void verify_all_addresses (int);
284 static void chkadr (void);
285 static void sigon (void);
286 static void sigoff (void);
287 static void p_refile (char *);
288 static void fcc (char *, char *);
289 static void die (char *, char *, ...);
290 static void post (char *, int, int);
291 static void do_text (char *file, int fd);
292 static void do_an_address (struct mailname *, int);
293 static void do_addresses (int, int);
294 static int find_prefix (void);
295
296
297 int
298 main (int argc, char **argv)
299 {
300 int state, compnum, dashstuff = 0;
301 char *cp, *msg = NULL, **argp, **arguments;
302 char buf[BUFSIZ], name[NAMESZ];
303 FILE *in, *out;
304
305 #ifdef LOCALE
306 setlocale(LC_ALL, "");
307 #endif
308 invo_name = r1bindex (argv[0], '/');
309
310 /* foil search of user profile/context */
311 if (context_foil (NULL) == -1)
312 done (1);
313
314 mts_init (invo_name);
315 arguments = getarguments (invo_name, argc, argv, 0);
316 argp = arguments;
317
318 #if defined(MMDFMTS) && defined(MMDFII)
319 mmdf_init (invo_name);
320 #endif /* MMDFMTS and MMDFII */
321
322 while ((cp = *argp++)) {
323 if (*cp == '-') {
324 switch (smatch (++cp, switches)) {
325 case AMBIGSW:
326 ambigsw (cp, switches);
327 done (1);
328 case UNKWNSW:
329 adios (NULL, "-%s unknown", cp);
330
331 case HELPSW:
332 snprintf (buf, sizeof(buf), "%s [switches] file", invo_name);
333 print_help (buf, switches, 0);
334 done (1);
335 case VERSIONSW:
336 print_version(invo_name);
337 done (1);
338
339 case LIBSW:
340 if (!(cp = *argp++) || *cp == '-')
341 adios (NULL, "missing argument to %s", argp[-2]);
342 /* create a minimal context */
343 if (context_foil (cp) == -1)
344 done (1);
345 continue;
346
347 case ALIASW:
348 if (!(cp = *argp++) || *cp == '-')
349 adios (NULL, "missing argument to %s", argp[-2]);
350 if ((state = alias (cp)) != AK_OK)
351 adios (NULL, "aliasing error in %s - %s",
352 cp, akerror (state));
353 continue;
354
355 case CHKSW:
356 checksw++;
357 continue;
358 case NCHKSW:
359 checksw = 0;
360 continue;
361
362 case DEBUGSW:
363 debug++;
364 continue;
365
366 case DISTSW:
367 msgstate = RESENT;
368 continue;
369
370 case FILTSW:
371 if (!(filter = *argp++) || *filter == '-')
372 adios (NULL, "missing argument to %s", argp[-2]);
373 mime = 0;
374 continue;
375 case NFILTSW:
376 filter = NULL;
377 continue;
378
379 case FRMTSW:
380 format++;
381 continue;
382 case NFRMTSW:
383 format = 0;
384 continue;
385
386 case BITSTUFFSW:
387 dashstuff = 1;
388 continue;
389 case NBITSTUFFSW:
390 dashstuff = -1;
391 continue;
392
393 case MIMESW:
394 mime++;
395 filter = NULL;
396 continue;
397 case NMIMESW:
398 mime = 0;
399 continue;
400
401 case MSGDSW:
402 msgid++;
403 continue;
404 case NMSGDSW:
405 msgid = 0;
406 continue;
407
408 case VERBSW:
409 verbose++;
410 continue;
411 case NVERBSW:
412 verbose = 0;
413 continue;
414
415 case WATCSW:
416 watch++;
417 continue;
418 case NWATCSW:
419 watch = 0;
420 continue;
421
422 case WHOMSW:
423 whomsw++;
424 continue;
425
426 case WIDTHSW:
427 if (!(cp = *argp++) || *cp == '-')
428 adios (NULL, "missing argument to %s", argp[-2]);
429 if ((outputlinelen = atoi (cp)) < 10)
430 adios (NULL, "impossible width %d", outputlinelen);
431 continue;
432
433 case ANNOSW:
434 if (!(cp = *argp++) || *cp == '-')
435 adios (NULL, "missing argument to %s", argp[-2]);
436 if ((pfd = atoi (cp)) <= 2)
437 adios (NULL, "bad argument %s %s", argp[-2], cp);
438 continue;
439
440 #ifdef MMDFMTS
441 case MAILSW:
442 submitmode = "m";
443 continue;
444 case SOMLSW: /* for right now, sigh... */
445 case SAMLSW:
446 submitmode = "b";
447 continue;
448 case SENDSW:
449 submitmode = "y";
450 continue;
451 #endif /* MMDFMTS */
452
453 case DLVRSW:
454 if (!(cp = *argp++) || *cp == '-')
455 adios (NULL, "missing argument to %s", argp[-2]);
456 continue;
457
458 #ifndef SENDMTS
459 case CLIESW:
460 case SERVSW:
461 if (!(cp = *argp++) || *cp == '-')
462 adios (NULL, "missing argument to %s", argp[-2]);
463 continue;
464
465 case SNOOPSW:
466 continue;
467 #else /* SENDMTS */
468 case MAILSW:
469 smtpmode = S_MAIL;
470 continue;
471 case SAMLSW:
472 smtpmode = S_SAML;
473 continue;
474 case SOMLSW:
475 smtpmode = S_SOML;
476 continue;
477 case SENDSW:
478 smtpmode = S_SEND;
479 continue;
480 case CLIESW:
481 if (!(clientsw = *argp++) || *clientsw == '-')
482 adios (NULL, "missing argument to %s", argp[-2]);
483 continue;
484 case SERVSW:
485 if (!(serversw = *argp++) || *serversw == '-')
486 adios (NULL, "missing argument to %s", argp[-2]);
487 continue;
488 case SNOOPSW:
489 snoop++;
490 continue;
491 #endif /* SENDMTS */
492
493 case FILLSW:
494 if (!(fill_in = *argp++) || *fill_in == '-')
495 adios (NULL, "missing argument to %s", argp[-2]);
496 continue;
497 case FILLUSW:
498 fill_up++;
499 continue;
500 case PARTSW:
501 if (!(partno = *argp++) || *partno == '-')
502 adios (NULL, "missing argument to %s", argp[-2]);
503 continue;
504
505 case QUEUESW:
506 queued++;
507 continue;
508 }
509 }
510 if (msg)
511 adios (NULL, "only one message at a time!");
512 else
513 msg = cp;
514 }
515
516 alias (AliasFile);
517
518 if (!msg)
519 adios (NULL, "usage: %s [switches] file", invo_name);
520
521 if (outputlinelen < 10)
522 adios (NULL, "impossible width %d", outputlinelen);
523
524 if ((in = fopen (msg, "r")) == NULL)
525 adios (msg, "unable to open");
526
527 start_headers ();
528 if (debug) {
529 verbose++;
530 discard (out = stdout); /* XXX: reference discard() to help loader */
531 } else {
532 if (whomsw) {
533 if ((out = fopen (fill_in ? fill_in : "/dev/null", "w")) == NULL)
534 adios ("/dev/null", "unable to open");
535 } else {
536 strncpy (tmpfil, m_scratch ("", m_maildir (invo_name)),
537 sizeof(tmpfil));
538 if ((out = fopen (tmpfil, "w")) == NULL) {
539 strncpy (tmpfil, m_tmpfil (invo_name), sizeof(tmpfil));
540 if ((out = fopen (tmpfil, "w")) == NULL)
541 adios (tmpfil, "unable to create");
542 }
543 chmod (tmpfil, 0600);
544 }
545 }
546
547 hdrtab = msgstate == NORMAL ? NHeaders : RHeaders;
548
549 for (compnum = 1, state = FLD;;) {
550 switch (state = m_getfld (state, name, buf, sizeof(buf), in)) {
551 case FLD:
552 case FLDEOF:
553 case FLDPLUS:
554 compnum++;
555 cp = add (buf, NULL);
556 while (state == FLDPLUS) {
557 state = m_getfld (state, name, buf, sizeof(buf), in);
558 cp = add (buf, cp);
559 }
560 putfmt (name, cp, out);
561 free (cp);
562 if (state != FLDEOF)
563 continue;
564 finish_headers (out);
565 break;
566
567 case BODY:
568 case BODYEOF:
569 finish_headers (out);
570 if (whomsw && !fill_in)
571 break;
572 fprintf (out, "\n%s", buf);
573 while (state == BODY) {
574 state = m_getfld (state, name, buf, sizeof(buf), in);
575 fputs (buf, out);
576 }
577 break;
578
579 case FILEEOF:
580 finish_headers (out);
581 break;
582
583 case LENERR:
584 case FMTERR:
585 adios (NULL, "message format error in component #%d", compnum);
586
587 default:
588 adios (NULL, "getfld() returned %d", state);
589 }
590 break;
591 }
592
593 if (pfd != NOTOK)
594 anno ();
595 fclose (in);
596
597 if (debug) {
598 pl ();
599 done (0);
600 } else {
601 fclose (out);
602 }
603
604 /* If we are doing a "whom" check */
605 if (whomsw) {
606 if (!fill_up)
607 verify_all_addresses (1);
608 done (0);
609 }
610
611 #ifdef MMDFMTS
612 strcat (submitopts, submitmode);
613 if (watch)
614 strcat (submitopts, "nw");
615 #endif /* MMDFMTS */
616
617 if (msgflags & MINV) {
618 make_bcc_file (dashstuff);
619 if (msgflags & MVIS) {
620 verify_all_addresses (verbose);
621 post (tmpfil, 0, verbose);
622 }
623 post (bccfil, 1, verbose);
624 unlink (bccfil);
625 } else {
626 post (tmpfil, 0, isatty (1));
627 }
628
629 p_refile (tmpfil);
630 unlink (tmpfil);
631
632 if (verbose)
633 printf (partno ? "Partial Message #%s Processed\n" : "Message Processed\n",
634 partno);
635 return done (0);
636 }
637
638
639 /*
640 * DRAFT GENERATION
641 */
642
643 static void
644 putfmt (char *name, char *str, FILE *out)
645 {
646 int count, grp, i, keep;
647 char *cp, *pp, *qp;
648 char namep[BUFSIZ];
649 struct mailname *mp, *np;
650 struct headers *hdr;
651
652 while (*str == ' ' || *str == '\t')
653 str++;
654
655 if (msgstate == NORMAL && uprf (name, "resent")) {
656 advise (NULL, "illegal header line -- %s:", name);
657 badmsg++;
658 return;
659 }
660
661 if ((i = get_header (name, hdrtab)) == NOTOK) {
662 fprintf (out, "%s: %s", name, str);
663 return;
664 }
665
666 hdr = &hdrtab[i];
667 if (hdr->flags & HIGN) {
668 if (fill_in)
669 fprintf (out, "%s: %s", name, str);
670 return;
671 }
672 if (hdr->flags & HBAD) {
673 if (fill_in)
674 fprintf (out, "%s: %s", name, str);
675 else {
676 advise (NULL, "illegal header line -- %s:", name);
677 badmsg++;
678 }
679 return;
680 }
681 msgflags |= (hdr->set & ~(MVIS | MINV));
682
683 if (hdr->flags & HSUB)
684 subject = subject ? add (str, add ("\t", subject)) : getcpy (str);
685 if (hdr->flags & HFCC) {
686 if (fill_in) {
687 fprintf (out, "%s: %s", name, str);
688 return;
689 }
690
691 if ((cp = strrchr(str, '\n')))
692 *cp = 0;
693 for (cp = pp = str; (cp = strchr(pp, ',')); pp = cp) {
694 *cp++ = 0;
695 insert_fcc (hdr, pp);
696 }
697 insert_fcc (hdr, pp);
698 return;
699 }
700
701 if (!(hdr->flags & HADR)) {
702 fprintf (out, "%s: %s", name, str);
703 return;
704 }
705
706 tmpaddrs.m_next = NULL;
707 for (count = 0; (cp = getname (str)); count++)
708 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
709 if (tmpaddrs.m_next)
710 np->m_next = mp;
711 else
712 tmpaddrs.m_next = mp;
713 np = mp;
714 }
715 else
716 if (hdr->flags & HTRY)
717 badadr++;
718 else
719 badmsg++;
720
721 if (count < 1) {
722 if (hdr->flags & HNIL)
723 fprintf (out, "%s: %s", name, str);
724 else {
725 #ifdef notdef
726 advise (NULL, "%s: field requires at least one address", name);
727 badmsg++;
728 #endif /* notdef */
729 }
730 return;
731 }
732
733 nameoutput = linepos = 0;
734 snprintf (namep, sizeof(namep), "%s%s",
735 !fill_in && (hdr->flags & HMNG) ? "Original-" : "", name);
736
737 for (grp = 0, mp = tmpaddrs.m_next; mp; mp = np)
738 if (mp->m_nohost) { /* also used to test (hdr->flags & HTRY) */
739 pp = akvalue (mp->m_mbox);
740 qp = akvisible () ? mp->m_mbox : "";
741 np = mp;
742 if (np->m_gname)
743 putgrp (namep, np->m_gname, out, hdr->flags);
744 while ((cp = getname (pp))) {
745 if (!(mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
746 badadr++;
747 continue;
748 }
749 if (hdr->flags & HBCC)
750 mp->m_bcc++;
751 if (np->m_ingrp)
752 mp->m_ingrp = np->m_ingrp;
753 else
754 if (mp->m_gname)
755 putgrp (namep, mp->m_gname, out, hdr->flags);
756 if (mp->m_ingrp)
757 grp++;
758 if (putadr (namep, qp, mp, out, hdr->flags))
759 msgflags |= (hdr->set & (MVIS | MINV));
760 else
761 mnfree (mp);
762 }
763 mp = np;
764 np = np->m_next;
765 mnfree (mp);
766 }
767 else {
768 if (hdr->flags & HBCC)
769 mp->m_bcc++;
770 if (mp->m_gname)
771 putgrp (namep, mp->m_gname, out, hdr->flags);
772 if (mp->m_ingrp)
773 grp++;
774 keep = putadr (namep, "", mp, out, hdr->flags);
775 np = mp->m_next;
776 if (keep) {
777 mp->m_next = NULL;
778 msgflags |= (hdr->set & (MVIS | MINV));
779 }
780 else
781 mnfree (mp);
782 }
783
784 if (grp > 0 && (hdr->flags & HNGR)) {
785 advise (NULL, "%s: field does not allow groups", name);
786 badmsg++;
787 }
788 if (linepos) {
789 if (fill_in && grp > 0)
790 putc (';', out);
791 putc ('\n', out);
792 }
793 }
794
795
796 static void
797 start_headers (void)
798 {
799 char *cp;
800 char myhost[BUFSIZ], sigbuf[BUFSIZ];
801 struct mailname *mp;
802
803 myuid = getuid ();
804 mygid = getgid ();
805 time (&tclock);
806
807 strncpy (from, adrsprintf (NULL, NULL), sizeof(from));
808 strncpy (myhost, LocalName (), sizeof(myhost));
809
810 for (cp = myhost; *cp; cp++)
811 *cp = uptolow (*cp);
812
813 if ((cp = getfullname ()) && *cp) {
814 strncpy (sigbuf, cp, sizeof(sigbuf));
815 snprintf (signature, sizeof(signature), "%s <%s>",
816 sigbuf, adrsprintf (NULL, NULL));
817 if ((cp = getname (signature)) == NULL)
818 adios (NULL, "getname () failed -- you lose extraordinarily big");
819 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL)) == NULL)
820 adios (NULL, "bad signature '%s'", sigbuf);
821 mnfree (mp);
822 while (getname (""))
823 continue;
824 } else {
825 strncpy (signature, adrsprintf (NULL, NULL), sizeof(signature));
826 }
827 }
828
829
830 /*
831 * Now that we've outputted the header fields in the draft
832 * message, we will now output any remaining header fields
833 * that we need to add/create.
834 */
835
836 static void
837 finish_headers (FILE *out)
838 {
839 switch (msgstate) {
840 case NORMAL:
841 if (whomsw && !fill_up)
842 break;
843
844 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
845 if (msgid)
846 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
847 (int) getpid (), tclock, LocalName ());
848 if (msgflags & MFRM)
849 fprintf (out, "Sender: %s\n", from);
850 else
851 fprintf (out, "From: %s\n", signature);
852 if (whomsw)
853 break;
854
855 if (!(msgflags & MVIS))
856 fprintf (out, "Bcc: Blind Distribution List: ;\n");
857 break;
858
859 case RESENT:
860 if (!(msgflags & MDAT)) {
861 advise (NULL, "message has no Date: header");
862 badmsg++;
863 }
864 if (!(msgflags & MFRM)) {
865 advise (NULL, "message has no From: header");
866 badmsg++;
867 }
868 if (whomsw && !fill_up)
869 break;
870
871 #ifdef MMDFI /* sigh */
872 fprintf (out, "Sender: %s\n", from);
873 #endif /* MMDFI */
874
875 fprintf (out, "Resent-Date: %s\n", dtime (&tclock, 0));
876 if (msgid)
877 fprintf (out, "Resent-Message-ID: <%d.%ld@%s>\n",
878 (int) getpid (), tclock, LocalName ());
879 if (msgflags & MRFM)
880 fprintf (out, "Resent-Sender: %s\n", from);
881 else
882 fprintf (out, "Resent-From: %s\n", signature);
883 if (whomsw)
884 break;
885 if (!(msgflags & MVIS))
886 fprintf (out, "Resent-Bcc: Blind Re-Distribution List: ;\n");
887 break;
888 }
889
890 if (badmsg)
891 adios (NULL, "re-format message and try again");
892 if (!recipients)
893 adios (NULL, "no addressees");
894 }
895
896
897 static int
898 get_header (char *header, struct headers *table)
899 {
900 struct headers *h;
901
902 for (h = table; h->value; h++)
903 if (!strcasecmp (header, h->value))
904 return (h - table);
905
906 return NOTOK;
907 }
908
909
910 static int
911 putadr (char *name, char *aka, struct mailname *mp, FILE *out, unsigned int flags)
912 {
913 int len;
914 char *cp;
915 char buffer[BUFSIZ];
916
917 if (mp->m_mbox == NULL || ((flags & HTRY) && !insert (mp)))
918 return 0;
919 if ((!fill_in && (flags & (HBCC | HDCC))) || mp->m_ingrp)
920 return 1;
921
922 if (!nameoutput) {
923 fprintf (out, "%s: ", name);
924 linepos += (nameoutput = strlen (name) + 2);
925 }
926
927 if (*aka && mp->m_type != UUCPHOST && !mp->m_pers)
928 mp->m_pers = getcpy (aka);
929 if (format) {
930 if (mp->m_gname && !fill_in) {
931 snprintf (buffer, sizeof(buffer), "%s;", mp->m_gname);
932 cp = buffer;
933 } else {
934 cp = adrformat (mp);
935 }
936 } else {
937 cp = mp->m_text;
938 }
939 len = strlen (cp);
940
941 if (linepos != nameoutput) {
942 if (len + linepos + 2 > outputlinelen)
943 fprintf (out, ",\n%*s", linepos = nameoutput, "");
944 else {
945 fputs (", ", out);
946 linepos += 2;
947 }
948 }
949
950 fputs (cp, out);
951 linepos += len;
952
953 return (flags & HTRY);
954 }
955
956
957 static void
958 putgrp (char *name, char *group, FILE *out, unsigned int flags)
959 {
960 int len;
961 char *cp;
962
963 if (!fill_in && (flags & HBCC))
964 return;
965
966 if (!nameoutput) {
967 fprintf (out, "%s: ", name);
968 linepos += (nameoutput = strlen (name) + 2);
969 if (fill_in)
970 linepos -= strlen (group);
971 }
972
973 cp = fill_in ? group : concat (group, ";", NULL);
974 len = strlen (cp);
975
976 if (linepos > nameoutput) {
977 if (len + linepos + 2 > outputlinelen) {
978 fprintf (out, ",\n%*s", nameoutput, "");
979 linepos = nameoutput;
980 }
981 else {
982 fputs (", ", out);
983 linepos += 2;
984 }
985 }
986
987 fputs (cp, out);
988 linepos += len;
989 }
990
991
992 static int
993 insert (struct mailname *np)
994 {
995 struct mailname *mp;
996
997 if (np->m_mbox == NULL)
998 return 0;
999
1000 for (mp = np->m_type == LOCALHOST ? &localaddrs
1001 : np->m_type == UUCPHOST ? &uuaddrs
1002 : &netaddrs;
1003 mp->m_next;
1004 mp = mp->m_next)
1005 if (!strcasecmp (np->m_host, mp->m_next->m_host)
1006 && !strcasecmp (np->m_mbox, mp->m_next->m_mbox)
1007 && np->m_bcc == mp->m_next->m_bcc)
1008 return 0;
1009
1010 mp->m_next = np;
1011 recipients++;
1012 return 1;
1013 }
1014
1015
1016 static void
1017 pl (void)
1018 {
1019 int i;
1020 struct mailname *mp;
1021
1022 printf ("-------\n\t-- Addresses --\nlocal:\t");
1023 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1024 printf ("%s%s%s", mp->m_mbox,
1025 mp->m_bcc ? "[BCC]" : "",
1026 mp->m_next ? ",\n\t" : "");
1027
1028 printf ("\nnet:\t");
1029 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1030 printf ("%s%s@%s%s%s", mp->m_path ? mp->m_path : "",
1031 mp->m_mbox, mp->m_host,
1032 mp->m_bcc ? "[BCC]" : "",
1033 mp->m_next ? ",\n\t" : "");
1034
1035 printf ("\nuucp:\t");
1036 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1037 printf ("%s!%s%s%s", mp->m_host, mp->m_mbox,
1038 mp->m_bcc ? "[BCC]" : "",
1039 mp->m_next ? ",\n\t" : "");
1040
1041 printf ("\n\t-- Folder Copies --\nfcc:\t");
1042 for (i = 0; i < fccind; i++)
1043 printf ("%s%s", fccfold[i], i + 1 < fccind ? ",\n\t" : "");
1044 printf ("\n");
1045 }
1046
1047
1048 static void
1049 anno (void)
1050 {
1051 struct mailname *mp;
1052
1053 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1054 if (annoaux (mp) == NOTOK)
1055 goto oops;
1056
1057 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1058 if (annoaux (mp) == NOTOK)
1059 goto oops;
1060
1061 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1062 if (annoaux (mp) == NOTOK)
1063 break;
1064
1065 oops: ;
1066 close (pfd);
1067 pfd = NOTOK;
1068 }
1069
1070
1071 static int
1072 annoaux (struct mailname *mp)
1073 {
1074 int i;
1075 char buffer[BUFSIZ];
1076
1077 snprintf (buffer, sizeof(buffer), "%s\n", adrformat (mp));
1078 i = strlen (buffer);
1079
1080 return (write (pfd, buffer, i) == i ? OK : NOTOK);
1081 }
1082
1083
1084 static void
1085 insert_fcc (struct headers *hdr, char *pp)
1086 {
1087 char *cp;
1088
1089 for (cp = pp; isspace (*cp); cp++)
1090 continue;
1091 for (pp += strlen (pp) - 1; pp > cp && isspace (*pp); pp--)
1092 continue;
1093 if (pp >= cp)
1094 *++pp = 0;
1095 if (*cp == 0)
1096 return;
1097
1098 if (fccind >= FCCS)
1099 adios (NULL, "too many %ss", hdr->value);
1100 fccfold[fccind++] = getcpy (cp);
1101 }
1102
1103 /*
1104 * BCC GENERATION
1105 */
1106
1107 static void
1108 make_bcc_file (int dashstuff)
1109 {
1110 int fd, i;
1111 pid_t child_id;
1112 char *vec[6];
1113 FILE *out;
1114
1115 strncpy (bccfil, m_tmpfil ("bccs"), sizeof(bccfil));
1116 if ((out = fopen (bccfil, "w")) == NULL)
1117 adios (bccfil, "unable to create");
1118 chmod (bccfil, 0600);
1119
1120 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
1121 if (msgid)
1122 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
1123 (int) getpid (), tclock, LocalName ());
1124 fprintf (out, "From: %s\n", signature);
1125 if (subject)
1126 fprintf (out, "Subject: %s", subject);
1127 fprintf (out, "BCC:\n");
1128
1129 /*
1130 * Use MIME encapsulation for Bcc messages
1131 */
1132 if (mime) {
1133 char *cp;
1134
1135 /*
1136 * Check if any lines in the message clash with the
1137 * prefix for the MIME multipart separator. If there
1138 * is a clash, increment one of the letters in the
1139 * prefix and check again.
1140 */
1141 if ((cp = strchr(prefix, 'a')) == NULL)
1142 adios (NULL, "lost prefix start");
1143 while (find_prefix () == NOTOK) {
1144 if (*cp < 'z')
1145 (*cp)++;
1146 else
1147 if (*++cp == 0)
1148 adios (NULL, "can't find a unique delimiter string");
1149 else
1150 (*cp)++;
1151 }
1152
1153 fprintf (out, "%s: %s\n%s: multipart/digest; boundary=\"",
1154 VRSN_FIELD, VRSN_VALUE, TYPE_FIELD);
1155 fprintf (out, "%s\"\n\n--%s\n\n", prefix, prefix);
1156 } else {
1157 fprintf (out, "\n------- Blind-Carbon-Copy\n\n");
1158 }
1159
1160 fflush (out);
1161
1162 /*
1163 * Do mhl filtering of Bcc messages instead
1164 * of MIME encapsulation.
1165 */
1166 if (filter != NULL) {
1167 vec[0] = r1bindex (mhlproc, '/');
1168
1169 for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
1170 sleep (5);
1171 switch (child_id) {
1172 case NOTOK:
1173 adios ("fork", "unable to");
1174
1175 case OK:
1176 dup2 (fileno (out), 1);
1177
1178 i = 1;
1179 vec[i++] = "-forward";
1180 vec[i++] = "-form";
1181 vec[i++] = filter;
1182 vec[i++] = tmpfil;
1183
1184 /* was the flag -[no]dashstuffing specified? */
1185 if (dashstuff > 0)
1186 vec[i++] = "-dashstuffing";
1187 else if (dashstuff < 0)
1188 vec[i++] = "-nodashstuffing";
1189 vec[i] = NULL;
1190
1191 execvp (mhlproc, vec);
1192 fprintf (stderr, "unable to exec ");
1193 perror (mhlproc);
1194 _exit (-1);
1195
1196 default:
1197 pidXwait (child_id, mhlproc);
1198 break;
1199 }
1200 } else {
1201 if ((fd = open (tmpfil, O_RDONLY)) == NOTOK)
1202 adios (tmpfil, "unable to re-open");
1203
1204 /*
1205 * If using MIME encapsulation, or if the -nodashstuffing
1206 * flag was given, then just copy message. Else do
1207 * RFC934 quoting (dashstuffing).
1208 */
1209 if (mime || dashstuff < 0)
1210 cpydata (fd, fileno (out), tmpfil, bccfil);
1211 else
1212 cpydgst (fd, fileno (out), tmpfil, bccfil);
1213 close (fd);
1214 }
1215
1216 fseek (out, 0L, SEEK_END);
1217 if (mime)
1218 fprintf (out, "\n--%s--\n", prefix);
1219 else
1220 fprintf (out, "\n------- End of Blind-Carbon-Copy\n");
1221 fclose (out);
1222 }
1223
1224
1225 /*
1226 * Scan message to check if any lines clash with
1227 * the prefix of the MIME multipart separator.
1228 */
1229
1230 static int
1231 find_prefix (void)
1232 {
1233 int len, result;
1234 char buffer[BUFSIZ];
1235 FILE *in;
1236
1237 if ((in = fopen (tmpfil, "r")) == NULL)
1238 adios (tmpfil, "unable to re-open");
1239
1240 len = strlen (prefix);
1241
1242 result = OK;
1243 while (fgets (buffer, sizeof(buffer) - 1, in))
1244 if (buffer[0] == '-' && buffer[1] == '-') {
1245 char *cp;
1246
1247 for (cp = buffer + strlen (buffer) - 1; cp >= buffer; cp--)
1248 if (!isspace (*cp))
1249 break;
1250 *++cp = '\0';
1251 if (strcmp (buffer + 2, prefix) == 0) {
1252 result = NOTOK;
1253 break;
1254 }
1255 }
1256
1257 fclose (in);
1258 return result;
1259 }
1260
1261
1262 #define plural(x) (x == 1 ? "" : "s")
1263
1264 static void
1265 chkadr (void)
1266 {
1267 if (badadr && unkadr)
1268 die (NULL, "%d address%s unparsable, %d addressee%s undeliverable",
1269 badadr, plural (badadr), unkadr, plural (badadr));
1270 if (badadr)
1271 die (NULL, "%d address%s unparsable", badadr, plural (badadr));
1272 if (unkadr)
1273 die (NULL, "%d addressee%s undeliverable", unkadr, plural (unkadr));
1274 }
1275
1276
1277 static void
1278 do_addresses (int bccque, int talk)
1279 {
1280 int retval;
1281 int state;
1282 struct mailname *lp;
1283
1284 state = 0;
1285 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1286 if (lp->m_bcc ? bccque : !bccque) {
1287 if (talk && !state)
1288 printf (" -- Local Recipients --\n");
1289 do_an_address (lp, talk);
1290 state++;
1291 }
1292
1293 state = 0;
1294 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1295 if (lp->m_bcc ? bccque : !bccque) {
1296 if (talk && !state)
1297 printf (" -- UUCP Recipients --\n");
1298 do_an_address (lp, talk);
1299 state++;
1300 }
1301
1302 state = 0;
1303 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1304 if (lp->m_bcc ? bccque : !bccque) {
1305 if (talk && !state)
1306 printf (" -- Network Recipients --\n");
1307 do_an_address (lp, talk);
1308 state++;
1309 }
1310
1311 chkadr ();
1312
1313 #ifdef MMDFMTS
1314 if (rp_isbad (retval = mm_waend ()))
1315 die (NULL, "problem ending addresses [%s]\n", rp_valstr (retval));
1316 #endif /* MMDFMTS */
1317
1318 #ifdef SENDMTS
1319 if (rp_isbad (retval = sm_waend ()))
1320 die (NULL, "problem ending addresses; %s", rp_string (retval));
1321 #endif /* SENDMTS */
1322 }
1323
1324
1325 /*
1326 * MTS-SPECIFIC INTERACTION
1327 */
1328
1329
1330 /*
1331 * SENDMAIL/SMTP routines
1332 */
1333
1334 #ifdef SENDMTS
1335
1336 static void
1337 post (char *file, int bccque, int talk)
1338 {
1339 int fd, onex;
1340 int retval;
1341
1342 onex = !(msgflags & MINV) || bccque;
1343 if (verbose) {
1344 if (msgflags & MINV)
1345 printf (" -- Posting for %s Recipients --\n",
1346 bccque ? "Blind" : "Sighted");
1347 else
1348 printf (" -- Posting for All Recipients --\n");
1349 }
1350
1351 sigon ();
1352
1353 if (rp_isbad (retval = sm_init (clientsw, serversw, watch, verbose,
1354 snoop, onex, queued))
1355 || rp_isbad (retval = sm_winit (smtpmode, from)))
1356 die (NULL, "problem initializing server; %s", rp_string (retval));
1357
1358 do_addresses (bccque, talk && verbose);
1359 if ((fd = open (file, O_RDONLY)) == NOTOK)
1360 die (file, "unable to re-open");
1361 do_text (file, fd);
1362 close (fd);
1363 fflush (stdout);
1364
1365 sm_end (onex ? OK : DONE);
1366 sigoff ();
1367
1368 if (verbose) {
1369 if (msgflags & MINV)
1370 printf (" -- %s Recipient Copies Posted --\n",
1371 bccque ? "Blind" : "Sighted");
1372 else
1373 printf (" -- Recipient Copies Posted --\n");
1374 }
1375
1376 fflush (stdout);
1377 }
1378
1379
1380 /* Address Verification */
1381
1382 static void
1383 verify_all_addresses (int talk)
1384 {
1385 int retval;
1386 struct mailname *lp;
1387
1388 sigon ();
1389
1390 if (!whomsw || checksw)
1391 if (rp_isbad (retval = sm_init (clientsw, serversw, 0, 0, snoop, 0, 0))
1392 || rp_isbad (retval = sm_winit (smtpmode, from)))
1393 die (NULL, "problem initializing server; %s", rp_string (retval));
1394
1395 if (talk && !whomsw)
1396 printf (" -- Address Verification --\n");
1397 if (talk && localaddrs.m_next)
1398 printf (" -- Local Recipients --\n");
1399 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1400 do_an_address (lp, talk);
1401
1402 if (talk && uuaddrs.m_next)
1403 printf (" -- UUCP Recipients --\n");
1404 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1405 do_an_address (lp, talk);
1406
1407 if (talk && netaddrs.m_next)
1408 printf (" -- Network Recipients --\n");
1409 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1410 do_an_address (lp, talk);
1411
1412 chkadr ();
1413 if (talk && !whomsw)
1414 printf (" -- Address Verification Successful --\n");
1415
1416 if (!whomsw || checksw)
1417 sm_end (DONE);
1418
1419 fflush (stdout);
1420 sigoff ();
1421 }
1422
1423
1424 static void
1425 do_an_address (struct mailname *lp, int talk)
1426 {
1427 int retval;
1428 char *mbox, *host;
1429 char addr[BUFSIZ];
1430
1431 switch (lp->m_type) {
1432 case LOCALHOST:
1433 mbox = lp->m_mbox;
1434 host = lp->m_host;
1435 strncpy (addr, mbox, sizeof(addr));
1436 break;
1437
1438 case UUCPHOST:
1439 mbox = auxformat (lp, 0);
1440 host = NULL;
1441 snprintf (addr, sizeof(addr), "%s!%s", lp->m_host, lp->m_mbox);
1442 break;
1443
1444 default: /* let SendMail decide if the host is bad */
1445 mbox = lp->m_mbox;
1446 host = lp->m_host;
1447 snprintf (addr, sizeof(addr), "%s at %s", mbox, host);
1448 break;
1449 }
1450
1451 if (talk)
1452 printf (" %s%s", addr, whomsw && lp->m_bcc ? "[BCC]" : "");
1453
1454 if (whomsw && !checksw) {
1455 putchar ('\n');
1456 return;
1457 }
1458 if (talk)
1459 printf (": ");
1460 fflush (stdout);
1461
1462 switch (retval = sm_wadr (mbox, host,
1463 lp->m_type != UUCPHOST ? lp->m_path : NULL)) {
1464 case RP_OK:
1465 if (talk)
1466 printf ("address ok\n");
1467 break;
1468
1469 case RP_NO:
1470 case RP_USER:
1471 if (!talk)
1472 fprintf (stderr, " %s: ", addr);
1473 fprintf (talk ? stdout : stderr, "loses; %s\n",
1474 rp_string (retval));
1475 unkadr++;
1476 break;
1477
1478 default:
1479 if (!talk)
1480 fprintf (stderr, " %s: ", addr);
1481 die (NULL, "unexpected response; %s", rp_string (retval));
1482 }
1483
1484 fflush (stdout);
1485 }
1486
1487
1488 static void
1489 do_text (char *file, int fd)
1490 {
1491 int retval, state;
1492 char buf[BUFSIZ];
1493
1494 lseek (fd, (off_t) 0, SEEK_SET);
1495
1496 while ((state = read (fd, buf, sizeof(buf))) > 0) {
1497 if (rp_isbad (retval = sm_wtxt (buf, state)))
1498 die (NULL, "problem writing text; %s\n", rp_string (retval));
1499 }
1500
1501 if (state == NOTOK)
1502 die (file, "problem reading from");
1503
1504 switch (retval = sm_wtend ()) {
1505 case RP_OK:
1506 break;
1507
1508 case RP_NO:
1509 case RP_NDEL:
1510 die (NULL, "posting failed; %s", rp_string (retval));
1511
1512 default:
1513 die (NULL, "unexpected response; %s", rp_string (retval));
1514 }
1515 }
1516
1517 #endif /* SENDMTS */
1518
1519 /*
1520 * MMDF routines
1521 */
1522
1523 #ifdef MMDFMTS
1524
1525 static void
1526 post (char *file, int bccque, int talk)
1527 {
1528 int fd, onex;
1529 int retval;
1530 #ifdef RP_NS
1531 int len;
1532 struct rp_bufstruct reply;
1533 #endif /* RP_NS */
1534
1535 onex = !(msgflags & MINV) || bccque;
1536 if (verbose) {
1537 if (msgflags & MINV)
1538 printf (" -- Posting for %s Recipients --\n",
1539 bccque ? "Blind" : "Sighted");
1540 else
1541 printf (" -- Posting for All Recipients --\n");
1542 }
1543
1544 sigon ();
1545
1546 if (rp_isbad (retval = mm_init ())
1547 || rp_isbad (retval = mm_sbinit ())
1548 || rp_isbad (retval = mm_winit (NULL, submitopts, from)))
1549 die (NULL, "problem initializing MMDF system [%s]",
1550 rp_valstr (retval));
1551 #ifdef RP_NS
1552 if (rp_isbad (retval = mm_rrply (&reply, &len)))
1553 die (NULL, "problem with sender address [%s]",
1554 rp_valstr (retval));
1555 #endif /* RP_NS */
1556
1557 do_addresses (bccque, talk && verbose);
1558 if ((fd = open (file, O_RDONLY)) == NOTOK)
1559 die (file, "unable to re-open");
1560 do_text (file, fd);
1561 close (fd);
1562 fflush (stdout);
1563
1564 mm_sbend ();
1565 mm_end (OK);
1566 sigoff ();
1567
1568 if (verbose)
1569 if (msgflags & MINV)
1570 printf (" -- %s Recipient Copies Posted --\n",
1571 bccque ? "Blind" : "Sighted");
1572 else
1573 printf (" -- Recipient Copies Posted --\n");
1574 fflush (stdout);
1575 }
1576
1577
1578 /* Address Verification */
1579
1580 static void
1581 verify_all_addresses (int talk)
1582 {
1583 int retval;
1584 struct mailname *lp;
1585
1586 #ifdef RP_NS
1587 int len;
1588 struct rp_bufstruct reply;
1589 #endif /* RP_NS */
1590
1591 sigon ();
1592
1593 if (!whomsw || checksw) {
1594 if (rp_isbad (retval = mm_init ())
1595 || rp_isbad (retval = mm_sbinit ())
1596 || rp_isbad (retval = mm_winit (NULL, submitopts, from)))
1597 die (NULL, "problem initializing MMDF system [%s]",
1598 rp_valstr (retval));
1599 #ifdef RP_NS
1600 if (rp_isbad (retval = mm_rrply (&reply, &len)))
1601 die (NULL, "problem with sender address [%s]", rp_valstr (retval));
1602 #endif /* RP_NS */
1603 }
1604
1605 if (talk && !whomsw)
1606 printf (" -- Address Verification --\n");
1607 if (talk && localaddrs.m_next)
1608 printf (" -- Local Recipients --\n");
1609 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1610 do_an_address (lp, talk);
1611
1612 if (talk && uuaddrs.m_next)
1613 printf (" -- UUCP Recipients --\n");
1614 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1615 do_an_address (lp, talk);
1616
1617 if (talk && netaddrs.m_next)
1618 printf (" -- Network Recipients --\n");
1619 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1620 do_an_address (lp, talk);
1621
1622 chkadr ();
1623 if (talk && !whomsw)
1624 printf (" -- Address Verification Successful --\n");
1625
1626 if (!whomsw || checksw)
1627 mm_end (NOTOK);
1628
1629 fflush (stdout);
1630 sigoff ();
1631 }
1632
1633
1634 static void
1635 do_an_address (struct mailname *lp, int talk)
1636 {
1637 int len, retval;
1638 char *mbox, *host, *text, *path;
1639 char addr[BUFSIZ];
1640 struct rp_bufstruct reply;
1641
1642 switch (lp->m_type) {
1643 case LOCALHOST:
1644 mbox = lp->m_mbox;
1645 host = LocalName ();
1646 strncpy (addr, mbox, sizeof(addr));
1647 break;
1648
1649 case UUCPHOST:
1650 fprintf (talk ? stdout : stderr, " %s!%s: %s\n",
1651 lp->m_host, lp->m_mbox, "not supported; UUCP address");
1652 unkadr++;
1653 fflush (stdout);
1654 return;
1655
1656 default: /* let MMDF decide if the host is bad */
1657 mbox = lp->m_mbox;
1658 host = lp->m_host;
1659 snprintf (addr, sizeof(addr), "%s at %s", mbox, host);
1660 break;
1661 }
1662
1663 if (talk)
1664 printf (" %s%s", addr, whomsw && lp->m_bcc ? "[BCC]" : "");
1665
1666 if (whomsw && !checksw) {
1667 putchar ('\n');
1668 return;
1669 }
1670 if (talk)
1671 printf (": ");
1672 fflush (stdout);
1673
1674 #ifdef MMDFII
1675 if (lp->m_path)
1676 path = concat (lp->m_path, mbox, "@", host, NULL);
1677 else
1678 #endif /* MMDFII */
1679 path = NULL;
1680 if (rp_isbad (retval = mm_wadr (path ? NULL : host, path ? path : mbox))
1681 || rp_isbad (retval = mm_rrply (&reply, &len)))
1682 die (NULL, "problem submitting address [%s]", rp_valstr (retval));
1683
1684 switch (rp_gval (reply.rp_val)) {
1685 case RP_AOK:
1686 if (talk)
1687 printf ("address ok\n");
1688 fflush (stdout);
1689 return;
1690
1691 #ifdef RP_DOK
1692 case RP_DOK:
1693 if (talk)
1694 printf ("nameserver timeout - queued for checking\n");
1695 fflush (stdout);
1696 return;
1697 #endif /* RP_DOK */
1698
1699 case RP_NO:
1700 text = "you lose";
1701 break;
1702
1703 #ifdef RP_NS
1704 case RP_NS:
1705 text = "temporary nameserver failure";
1706 break;
1707
1708 #endif /* RP_NS */
1709
1710 case RP_USER:
1711 case RP_NDEL:
1712 text = "not deliverable";
1713 break;
1714
1715 case RP_AGN:
1716 text = "try again later";
1717 break;
1718
1719 case RP_NOOP:
1720 text = "nothing done";
1721 break;
1722
1723 default:
1724 if (!talk)
1725 fprintf (stderr, " %s: ", addr);
1726 text = "unexpected response";
1727 die (NULL, "%s;\n [%s] -- %s", text,
1728 rp_valstr (reply.rp_val), reply.rp_line);
1729 }
1730
1731 if (!talk)
1732 fprintf (stderr, " %s: ", addr);
1733 fprintf (talk ? stdout : stderr, "%s;\n %s\n", text, reply.rp_line);
1734 unkadr++;
1735
1736 fflush (stdout);
1737 }
1738
1739
1740 static void
1741 do_text (char *file, int fd)
1742 {
1743 int retval, state;
1744 char buf[BUFSIZ];
1745 struct rp_bufstruct reply;
1746
1747 lseek (fd, (off_t) 0, SEEK_SET);
1748
1749 while ((state = read (fd, buf, sizeof(buf))) > 0) {
1750 if (rp_isbad (mm_wtxt (buf, state)))
1751 die (NULL, "problem writing text [%s]\n", rp_valstr (retval));
1752 }
1753
1754 if (state == NOTOK)
1755 die (file, "problem reading from");
1756
1757 if (rp_isbad (retval = mm_wtend ()))
1758 die (NULL, "problem ending text [%s]\n", rp_valstr (retval));
1759
1760 if (rp_isbad (retval = mm_rrply (&reply, &state)))
1761 die (NULL, "problem getting submission status [%s]\n",
1762 rp_valstr (retval));
1763
1764 switch (rp_gval (reply.rp_val)) {
1765 case RP_OK:
1766 case RP_MOK:
1767 break;
1768
1769 case RP_NO:
1770 die (NULL, "you lose; %s", reply.rp_line);
1771
1772 case RP_NDEL:
1773 die (NULL, "no delivery occurred; %s", reply.rp_line);
1774
1775 case RP_AGN:
1776 die (NULL, "try again later; %s", reply.rp_line);
1777
1778 case RP_NOOP:
1779 die (NULL, "nothing done; %s", reply.rp_line);
1780
1781 default:
1782 die (NULL, "unexpected response;\n\t[%s] -- %s",
1783 rp_valstr (reply.rp_val), reply.rp_line);
1784 }
1785 }
1786
1787 #endif /* MMDFMTS */
1788
1789
1790 /*
1791 * SIGNAL HANDLING
1792 */
1793
1794 static RETSIGTYPE
1795 sigser (int i)
1796 {
1797 #ifndef RELIABLE_SIGNALS
1798 SIGNAL (i, SIG_IGN);
1799 #endif
1800
1801 unlink (tmpfil);
1802 if (msgflags & MINV)
1803 unlink (bccfil);
1804
1805 #ifdef MMDFMTS
1806 if (!whomsw || checksw)
1807 mm_end (NOTOK);
1808 #endif /* MMDFMTS */
1809
1810 #ifdef SENDMTS
1811 if (!whomsw || checksw)
1812 sm_end (NOTOK);
1813 #endif /* SENDMTS */
1814
1815 done (1);
1816 }
1817
1818
1819 static void
1820 sigon (void)
1821 {
1822 if (debug)
1823 return;
1824
1825 hstat = SIGNAL2 (SIGHUP, sigser);
1826 istat = SIGNAL2 (SIGINT, sigser);
1827 qstat = SIGNAL2 (SIGQUIT, sigser);
1828 tstat = SIGNAL2 (SIGTERM, sigser);
1829 }
1830
1831
1832 static void
1833 sigoff (void)
1834 {
1835 if (debug)
1836 return;
1837
1838 SIGNAL (SIGHUP, hstat);
1839 SIGNAL (SIGINT, istat);
1840 SIGNAL (SIGQUIT, qstat);
1841 SIGNAL (SIGTERM, tstat);
1842 }
1843
1844 /*
1845 * FCC INTERACTION
1846 */
1847
1848 static void
1849 p_refile (char *file)
1850 {
1851 int i;
1852
1853 if (fccind == 0)
1854 return;
1855
1856 if (verbose)
1857 printf (" -- Filing Folder Copies --\n");
1858 for (i = 0; i < fccind; i++)
1859 fcc (file, fccfold[i]);
1860 if (verbose)
1861 printf (" -- Folder Copies Filed --\n");
1862 }
1863
1864
1865 /*
1866 * Call the `fileproc' to add the file to the folder.
1867 */
1868
1869 static void
1870 fcc (char *file, char *folder)
1871 {
1872 pid_t child_id;
1873 int i, status;
1874 char fold[BUFSIZ];
1875
1876 if (verbose)
1877 printf (" %sFcc %s: ", msgstate == RESENT ? "Resent-" : "", folder);
1878 fflush (stdout);
1879
1880 for (i = 0; (child_id = fork ()) == NOTOK && i < 5; i++)
1881 sleep (5);
1882
1883 switch (child_id) {
1884 case NOTOK:
1885 if (!verbose)
1886 fprintf (stderr, " %sFcc %s: ",
1887 msgstate == RESENT ? "Resent-" : "", folder);
1888 fprintf (verbose ? stdout : stderr, "no forks, so not ok\n");
1889 break;
1890
1891 case OK:
1892 /* see if we need to add `+' */
1893 snprintf (fold, sizeof(fold), "%s%s",
1894 *folder == '+' || *folder == '@' ? "" : "+", folder);
1895
1896 /* now exec the fileproc */
1897 execlp (fileproc, r1bindex (fileproc, '/'),
1898 "-link", "-file", file, fold, NULL);
1899 _exit (-1);
1900
1901 default:
1902 if ((status = pidwait (child_id, OK))) {
1903 if (!verbose)
1904 fprintf (stderr, " %sFcc %s: ",
1905 msgstate == RESENT ? "Resent-" : "", folder);
1906 pidstatus (status, verbose ? stdout : stderr, NULL);
1907 } else {
1908 if (verbose)
1909 printf ("folder ok\n");
1910 }
1911 }
1912
1913 fflush (stdout);
1914 }
1915
1916 /*
1917 * TERMINATION
1918 */
1919
1920 static void
1921 die (char *what, char *fmt, ...)
1922 {
1923 va_list ap;
1924
1925 unlink (tmpfil);
1926 if (msgflags & MINV)
1927 unlink (bccfil);
1928
1929 #ifdef MMDFMTS
1930 if (!whomsw || checksw)
1931 mm_end (NOTOK);
1932 #endif /* MMDFMTS */
1933
1934 #ifdef SENDMTS
1935 if (!whomsw || checksw)
1936 sm_end (NOTOK);
1937 #endif /* SENDMTS */
1938
1939 va_start(ap, fmt);
1940 advertise (what, NULL, fmt, ap);
1941 va_end(ap);
1942 done (1);
1943 }
1944
1945
1946 #ifdef MMDFMTS
1947 /*
1948 * err_abrt() is used by the mm_ routines
1949 * do not, under *ANY* circumstances, remove it from post,
1950 * or you will lose *BIG*
1951 */
1952
1953 void
1954 err_abrt (int code, char *fmt, ...)
1955 {
1956 char buffer[BUFSIZ];
1957 va_list ap;
1958
1959 snprintf (buffer, sizeof(buffer), "[%s]", rp_valstr (code));
1960
1961 va_start(ap, fmt);
1962 advertise (buffer, NULL, fmt, ap);
1963 va_end(ap);
1964
1965 done (1);
1966 }
1967 #endif /* MMDFMTS */
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