]> diplodocus.org Git - nmh/blob - uip/post.c
projects / nmh / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
Fix this man page for the New World Order.
[nmh] / uip / post.c
1
2 /*
3 * post.c -- enter messages into the mail transport system
4 *
5 * This code is Copyright (c) 2002, by the authors of nmh. See the
6 * COPYRIGHT file in the root directory of the nmh distribution for
7 * complete copyright information.
8 */
9
10 #include <h/mh.h>
11 #include <fcntl.h>
12 #include <h/signals.h>
13 #include <h/addrsbr.h>
14 #include <h/aliasbr.h>
15 #include <h/dropsbr.h>
16 #include <h/mime.h>
17 #include <h/utils.h>
18
19 #include <h/tws.h>
20 #include <h/mts.h>
21
22 #include <errno.h>
23 #include <signal.h>
24
25 #ifdef HAVE_SYS_TIME_H
26 # include <sys/time.h>
27 #endif
28 #include <time.h>
29
30 #ifdef SMTPMTS
31 # include <mts/smtp/smtp.h>
32 #endif
33
34 #ifndef CYRUS_SASL
35 # define SASLminc(a) (a)
36 #else /* CYRUS_SASL */
37 # define SASLminc(a) 0
38 #endif /* CYRUS_SASL */
39
40 #ifndef TLS_SUPPORT
41 # define TLSminc(a) (a)
42 #else /* TLS_SUPPORT */
43 # define TLSminc(a) 0
44 #endif /* TLS_SUPPORT */
45
46 #define FCCS 10 /* max number of fccs allowed */
47
48 #define uptolow(c) ((isalpha(c) && isupper (c)) ? tolower (c) : c)
49
50 /* In the following array of structures, the numeric second field of the
51 structures (minchars) is apparently used like this:
52
53 -# : Switch can be abbreviated to # characters; switch hidden in -help.
54 0 : Switch can't be abbreviated; switch shown in -help.
55 # : Switch can be abbreviated to # characters; switch shown in -help. */
56
57 static struct swit switches[] = {
58 #define ALIASW 0
59 { "alias aliasfile", 0 },
60 #define CHKSW 1
61 { "check", -5 }, /* interface from whom */
62 #define NCHKSW 2
63 { "nocheck", -7 }, /* interface from whom */
64 #define DEBUGSW 3
65 { "debug", -5 },
66 #define DISTSW 4
67 { "dist", -4 }, /* interface from dist */
68 #define FILTSW 5
69 { "filter filterfile", 0 },
70 #define NFILTSW 6
71 { "nofilter", 0 },
72 #define FRMTSW 7
73 { "format", 0 },
74 #define NFRMTSW 8
75 { "noformat", 0 },
76 #define LIBSW 9
77 { "library directory", -7 }, /* interface from send, whom */
78 #define MIMESW 10
79 { "mime", 0 },
80 #define NMIMESW 11
81 { "nomime", 0 },
82 #define MSGDSW 12
83 { "msgid", 0 },
84 #define NMSGDSW 13
85 { "nomsgid", 0 },
86 #define VERBSW 14
87 { "verbose", 0 },
88 #define NVERBSW 15
89 { "noverbose", 0 },
90 #define WATCSW 16
91 { "watch", 0 },
92 #define NWATCSW 17
93 { "nowatch", 0 },
94 #define WHOMSW 18
95 { "whom", -4 }, /* interface from whom */
96 #define WIDTHSW 19
97 { "width columns", 0 },
98 #define VERSIONSW 20
99 { "version", 0 },
100 #define HELPSW 21
101 { "help", 0 },
102 #define BITSTUFFSW 22
103 { "dashstuffing", -12 }, /* should we dashstuff BCC messages? */
104 #define NBITSTUFFSW 23
105 { "nodashstuffing", -14 },
106 #define MAILSW 24
107 { "mail", -4 }, /* specify MAIL smtp mode */
108 #define SAMLSW 25
109 { "saml", -4 }, /* specify SAML smtp mode */
110 #define SENDSW 26
111 { "send", -4 }, /* specify SEND smtp mode */
112 #define SOMLSW 27
113 { "soml", -4 }, /* specify SOML smtp mode */
114 #define ANNOSW 28
115 { "idanno number", -6 }, /* interface from send */
116 #define DLVRSW 29
117 { "deliver address-list", -7 },
118 #define CLIESW 30
119 { "client host", -6 },
120 #define SERVSW 31
121 { "server host", -6 }, /* specify alternate SMTP server */
122 #define SNOOPSW 32
123 { "snoop", -5 }, /* snoop the SMTP transaction */
124 #define FILLSW 33
125 { "fill-in file", -7 },
126 #define FILLUSW 34
127 { "fill-up", -7 },
128 #define PARTSW 35
129 { "partno", -6 },
130 #define QUEUESW 36
131 { "queued", -6 },
132 #define SASLSW 37
133 { "sasl", SASLminc(-4) },
134 #define NOSASLSW 38
135 { "nosasl", SASLminc(-6) },
136 #define SASLMXSSFSW 39
137 { "saslmaxssf", SASLminc(-10) },
138 #define SASLMECHSW 40
139 { "saslmech", SASLminc(-5) },
140 #define USERSW 41
141 { "user", SASLminc(-4) },
142 #define PORTSW 42
143 { "port server port name/number", 4 },
144 #define TLSSW 43
145 { "tls", TLSminc(-3) },
146 #define FILEPROCSW 44
147 { "fileproc", -4 },
148 #define MHLPROCSW 45
149 { "mhlproc", -3 },
150 { NULL, 0 }
151 };
152
153
154 struct headers {
155 char *value;
156 unsigned int flags;
157 unsigned int set;
158 };
159
160 /*
161 * flags for headers->flags
162 */
163 #define HNOP 0x0000 /* just used to keep .set around */
164 #define HBAD 0x0001 /* bad header - don't let it through */
165 #define HADR 0x0002 /* header has an address field */
166 #define HSUB 0x0004 /* Subject: header */
167 #define HTRY 0x0008 /* try to send to addrs on header */
168 #define HBCC 0x0010 /* don't output this header */
169 #define HMNG 0x0020 /* munge this header */
170 #define HNGR 0x0040 /* no groups allowed in this header */
171 #define HFCC 0x0080 /* FCC: type header */
172 #define HNIL 0x0100 /* okay for this header not to have addrs */
173 #define HIGN 0x0200 /* ignore this header */
174 #define HDCC 0x0400 /* another undocumented feature */
175
176 /*
177 * flags for headers->set
178 */
179 #define MFRM 0x0001 /* we've seen a From: */
180 #define MDAT 0x0002 /* we've seen a Date: */
181 #define MRFM 0x0004 /* we've seen a Resent-From: */
182 #define MVIS 0x0008 /* we've seen sighted addrs */
183 #define MINV 0x0010 /* we've seen blind addrs */
184
185
186 static struct headers NHeaders[] = {
187 { "Return-Path", HBAD, 0 },
188 { "Received", HBAD, 0 },
189 { "Reply-To", HADR|HNGR, 0 },
190 { "From", HADR|HNGR, MFRM },
191 { "Sender", HADR|HBAD, 0 },
192 { "Date", HBAD, 0 },
193 { "Subject", HSUB, 0 },
194 { "To", HADR|HTRY, MVIS },
195 { "cc", HADR|HTRY, MVIS },
196 { "Bcc", HADR|HTRY|HBCC|HNIL, MINV },
197 { "Dcc", HADR|HTRY|HDCC|HNIL, MVIS }, /* sorta cc & bcc combined */
198 { "Message-ID", HBAD, 0 },
199 { "Fcc", HFCC, 0 },
200 { NULL, 0, 0 }
201 };
202
203 static struct headers RHeaders[] = {
204 { "Resent-Reply-To", HADR|HNGR, 0 },
205 { "Resent-From", HADR|HNGR, MRFM },
206 { "Resent-Sender", HADR|HBAD, 0 },
207 { "Resent-Date", HBAD, 0 },
208 { "Resent-Subject", HSUB, 0 },
209 { "Resent-To", HADR|HTRY, MVIS },
210 { "Resent-cc", HADR|HTRY, MVIS },
211 { "Resent-Bcc", HADR|HTRY|HBCC, MINV },
212 { "Resent-Message-ID", HBAD, 0 },
213 { "Resent-Fcc", HFCC, 0 },
214 { "Reply-To", HADR, 0 },
215 { "From", HADR|HNGR, MFRM },
216 { "Sender", HADR|HNGR, 0 },
217 { "Date", HNOP, MDAT },
218 { "To", HADR|HNIL, 0 },
219 { "cc", HADR|HNIL, 0 },
220 { "Bcc", HADR|HTRY|HBCC|HNIL, 0 },
221 { "Fcc", HIGN, 0 },
222 { NULL, 0, 0 }
223 };
224
225 static short fccind = 0; /* index into fccfold[] */
226 static short outputlinelen = OUTPUTLINELEN;
227
228 static int pfd = NOTOK; /* fd to write annotation list to */
229 static uid_t myuid= -1; /* my user id */
230 static gid_t mygid= -1; /* my group id */
231 static int recipients = 0; /* how many people will get a copy */
232 static int unkadr = 0; /* how many of those were unknown */
233 static int badadr = 0; /* number of bad addrs */
234 static int badmsg = 0; /* message has bad semantics */
235 static int verbose = 0; /* spell it out */
236 static int format = 1; /* format addresses */
237 static int mime = 0; /* use MIME-style encapsulations for Bcc */
238 static int msgid = 0; /* add msgid */
239 static int debug = 0; /* debugging post */
240 static int watch = 0; /* watch the delivery process */
241 static int whomsw = 0; /* we are whom not post */
242 static int checksw = 0; /* whom -check */
243 static int linepos=0; /* putadr()'s position on the line */
244 static int nameoutput=0; /* putadr() has output header name */
245 static int sasl=0; /* Use SASL auth for SMTP */
246 static int saslssf=-1; /* Our maximum SSF for SASL */
247 static char *saslmech=NULL; /* Force use of particular SASL mech */
248 static char *user=NULL; /* Authenticate as this user */
249 static char *port="smtp"; /* Name of server port for SMTP */
250 static int tls=0; /* Use TLS for encryption */
251
252 static unsigned msgflags = 0; /* what we've seen */
253
254 #define NORMAL 0
255 #define RESENT 1
256 static int msgstate = NORMAL;
257
258 static time_t tclock = 0; /* the time we started (more or less) */
259
260 static SIGNAL_HANDLER hstat, istat, qstat, tstat;
261
262 static char tmpfil[BUFSIZ];
263 static char bccfil[BUFSIZ];
264
265 static char from[BUFSIZ]; /* my network address */
266 static char signature[BUFSIZ]; /* my signature */
267 static char *filter = NULL; /* the filter for BCC'ing */
268 static char *subject = NULL; /* the subject field for BCC'ing */
269 static char *fccfold[FCCS]; /* foldernames for FCC'ing */
270
271 static struct headers *hdrtab; /* table for the message we're doing */
272
273 static struct mailname localaddrs; /* local addrs */
274 static struct mailname netaddrs; /* network addrs */
275 static struct mailname uuaddrs; /* uucp addrs */
276 static struct mailname tmpaddrs; /* temporary queue */
277
278 #ifdef SMTPMTS
279 static int snoop = 0;
280 static int smtpmode = S_MAIL;
281 static char *clientsw = NULL;
282 static char *serversw = NULL;
283
284 extern struct smtp sm_reply;
285 #endif /* SMTPMTS */
286
287 static char prefix[] = "----- =_aaaaaaaaaa";
288
289 static int fill_up = 0;
290 static char *fill_in = NULL;
291 static char *partno = NULL;
292 static int queued = 0;
293
294 extern boolean draft_from_masquerading; /* defined in mts.c */
295
296 /*
297 * static prototypes
298 */
299 static void putfmt (char *, char *, FILE *);
300 static void start_headers (void);
301 static void finish_headers (FILE *);
302 static int get_header (char *, struct headers *);
303 static int putadr (char *, char *, struct mailname *, FILE *, unsigned int);
304 static void putgrp (char *, char *, FILE *, unsigned int);
305 static int insert (struct mailname *);
306 static void pl (void);
307 static void anno (void);
308 static int annoaux (struct mailname *);
309 static void insert_fcc (struct headers *, unsigned char *);
310 static void make_bcc_file (int);
311 static void verify_all_addresses (int);
312 static void chkadr (void);
313 static void sigon (void);
314 static void sigoff (void);
315 static void p_refile (char *);
316 static void fcc (char *, char *);
317 static void die (char *, char *, ...);
318 static void post (char *, int, int);
319 static void do_text (char *file, int fd);
320 static void do_an_address (struct mailname *, int);
321 static void do_addresses (int, int);
322 static int find_prefix (void);
323
324
325 int
326 main (int argc, char **argv)
327 {
328 int state, compnum, dashstuff = 0;
329 char *cp, *msg = NULL, **argp, **arguments;
330 char buf[BUFSIZ], name[NAMESZ];
331 FILE *in, *out;
332
333 #ifdef LOCALE
334 setlocale(LC_ALL, "");
335 #endif
336 invo_name = r1bindex (argv[0], '/');
337
338 /* foil search of user profile/context */
339 if (context_foil (NULL) == -1)
340 done (1);
341
342 mts_init (invo_name);
343 arguments = getarguments (invo_name, argc, argv, 0);
344 argp = arguments;
345
346 while ((cp = *argp++)) {
347 if (*cp == '-') {
348 switch (smatch (++cp, switches)) {
349 case AMBIGSW:
350 ambigsw (cp, switches);
351 done (1);
352 case UNKWNSW:
353 adios (NULL, "-%s unknown", cp);
354
355 case HELPSW:
356 snprintf (buf, sizeof(buf), "%s [switches] file", invo_name);
357 print_help (buf, switches, 0);
358 done (1);
359 case VERSIONSW:
360 print_version(invo_name);
361 done (1);
362
363 case LIBSW:
364 if (!(cp = *argp++) || *cp == '-')
365 adios (NULL, "missing argument to %s", argp[-2]);
366 /* create a minimal context */
367 if (context_foil (cp) == -1)
368 done (1);
369 continue;
370
371 case ALIASW:
372 if (!(cp = *argp++) || *cp == '-')
373 adios (NULL, "missing argument to %s", argp[-2]);
374 if ((state = alias (cp)) != AK_OK)
375 adios (NULL, "aliasing error in %s - %s",
376 cp, akerror (state));
377 continue;
378
379 case CHKSW:
380 checksw++;
381 continue;
382 case NCHKSW:
383 checksw = 0;
384 continue;
385
386 case DEBUGSW:
387 debug++;
388 continue;
389
390 case DISTSW:
391 msgstate = RESENT;
392 continue;
393
394 case FILTSW:
395 if (!(filter = *argp++) || *filter == '-')
396 adios (NULL, "missing argument to %s", argp[-2]);
397 mime = 0;
398 continue;
399 case NFILTSW:
400 filter = NULL;
401 continue;
402
403 case FRMTSW:
404 format++;
405 continue;
406 case NFRMTSW:
407 format = 0;
408 continue;
409
410 case BITSTUFFSW:
411 dashstuff = 1;
412 continue;
413 case NBITSTUFFSW:
414 dashstuff = -1;
415 continue;
416
417 case MIMESW:
418 mime++;
419 filter = NULL;
420 continue;
421 case NMIMESW:
422 mime = 0;
423 continue;
424
425 case MSGDSW:
426 msgid++;
427 continue;
428 case NMSGDSW:
429 msgid = 0;
430 continue;
431
432 case VERBSW:
433 verbose++;
434 continue;
435 case NVERBSW:
436 verbose = 0;
437 continue;
438
439 case WATCSW:
440 watch++;
441 continue;
442 case NWATCSW:
443 watch = 0;
444 continue;
445
446 case WHOMSW:
447 whomsw++;
448 continue;
449
450 case WIDTHSW:
451 if (!(cp = *argp++) || *cp == '-')
452 adios (NULL, "missing argument to %s", argp[-2]);
453 if ((outputlinelen = atoi (cp)) < 10)
454 adios (NULL, "impossible width %d", outputlinelen);
455 continue;
456
457 case ANNOSW:
458 if (!(cp = *argp++) || *cp == '-')
459 adios (NULL, "missing argument to %s", argp[-2]);
460 if ((pfd = atoi (cp)) <= 2)
461 adios (NULL, "bad argument %s %s", argp[-2], cp);
462 continue;
463
464 case DLVRSW:
465 if (!(cp = *argp++) || *cp == '-')
466 adios (NULL, "missing argument to %s", argp[-2]);
467 continue;
468
469 #ifndef SMTPMTS
470 case CLIESW:
471 case SERVSW:
472 if (!(cp = *argp++) || *cp == '-')
473 adios (NULL, "missing argument to %s", argp[-2]);
474 continue;
475
476 case SNOOPSW:
477 continue;
478 #else /* SMTPMTS */
479 case MAILSW:
480 smtpmode = S_MAIL;
481 continue;
482 case SAMLSW:
483 smtpmode = S_SAML;
484 continue;
485 case SOMLSW:
486 smtpmode = S_SOML;
487 continue;
488 case SENDSW:
489 smtpmode = S_SEND;
490 continue;
491 case CLIESW:
492 if (!(clientsw = *argp++) || *clientsw == '-')
493 adios (NULL, "missing argument to %s", argp[-2]);
494 continue;
495 case SERVSW:
496 if (!(serversw = *argp++) || *serversw == '-')
497 adios (NULL, "missing argument to %s", argp[-2]);
498 continue;
499 case SNOOPSW:
500 snoop++;
501 continue;
502 #endif /* SMTPMTS */
503
504 case FILLSW:
505 if (!(fill_in = *argp++) || *fill_in == '-')
506 adios (NULL, "missing argument to %s", argp[-2]);
507 continue;
508 case FILLUSW:
509 fill_up++;
510 continue;
511 case PARTSW:
512 if (!(partno = *argp++) || *partno == '-')
513 adios (NULL, "missing argument to %s", argp[-2]);
514 continue;
515
516 case QUEUESW:
517 queued++;
518 continue;
519
520 case SASLSW:
521 sasl++;
522 continue;
523
524 case NOSASLSW:
525 sasl = 0;
526 continue;
527
528 case SASLMXSSFSW:
529 if (!(cp = *argp++) || *cp == '-')
530 adios (NULL, "missing argument to %s", argp[-2]);
531 saslssf = atoi(cp);
532 continue;
533
534 case SASLMECHSW:
535 if (!(saslmech = *argp++) || *saslmech == '-')
536 adios (NULL, "missing argument to %s", argp[-2]);
537 continue;
538
539 case USERSW:
540 if (!(user = *argp++) || *user == '-')
541 adios (NULL, "missing argument to %s", argp[-2]);
542 continue;
543
544 case PORTSW:
545 if (!(port = *argp++) || *port == '-')
546 adios (NULL, "missing argument to %s", argp[-2]);
547 continue;
548
549 case TLSSW:
550 tls++;
551 continue;
552
553 case FILEPROCSW:
554 if (!(cp = *argp++) || *cp == '-')
555 adios (NULL, "missing argument to %s", argp[-2]);
556 fileproc = cp;
557 continue;
558
559 case MHLPROCSW:
560 if (!(cp = *argp++) || *cp == '-')
561 adios (NULL, "missing argument to %s", argp[-2]);
562 mhlproc = cp;
563 continue;
564 }
565 }
566 if (msg)
567 adios (NULL, "only one message at a time!");
568 else
569 msg = cp;
570 }
571
572 alias (AliasFile);
573
574 if (!msg)
575 adios (NULL, "usage: %s [switches] file", invo_name);
576
577 if (outputlinelen < 10)
578 adios (NULL, "impossible width %d", outputlinelen);
579
580 if ((in = fopen (msg, "r")) == NULL)
581 adios (msg, "unable to open");
582
583 start_headers ();
584 if (debug) {
585 verbose++;
586 discard (out = stdout); /* XXX: reference discard() to help loader */
587 } else {
588 if (whomsw) {
589 if ((out = fopen (fill_in ? fill_in : "/dev/null", "w")) == NULL)
590 adios ("/dev/null", "unable to open");
591 } else {
592 char *cp = m_mktemp(m_maildir(invo_name), NULL, &out);
593 if (cp == NULL) {
594 cp = m_mktemp2(NULL, invo_name, NULL, &out);
595 if (cp == NULL) {
596 adios ("post", "unable to create temporary file");
597 }
598 }
599 strncpy(tmpfil, cp, sizeof(tmpfil));
600 chmod (tmpfil, 0600);
601 }
602 }
603
604 hdrtab = msgstate == NORMAL ? NHeaders : RHeaders;
605
606 for (compnum = 1, state = FLD;;) {
607 switch (state = m_getfld (state, name, buf, sizeof(buf), in)) {
608 case FLD:
609 case FLDEOF:
610 case FLDPLUS:
611 compnum++;
612 cp = add (buf, NULL);
613 while (state == FLDPLUS) {
614 state = m_getfld (state, name, buf, sizeof(buf), in);
615 cp = add (buf, cp);
616 }
617 putfmt (name, cp, out);
618 free (cp);
619 if (state != FLDEOF)
620 continue;
621 finish_headers (out);
622 break;
623
624 case BODY:
625 case BODYEOF:
626 finish_headers (out);
627 if (whomsw && !fill_in)
628 break;
629 fprintf (out, "\n%s", buf);
630 while (state == BODY) {
631 state = m_getfld (state, name, buf, sizeof(buf), in);
632 fputs (buf, out);
633 }
634 break;
635
636 case FILEEOF:
637 finish_headers (out);
638 break;
639
640 case LENERR:
641 case FMTERR:
642 adios (NULL, "message format error in component #%d", compnum);
643
644 default:
645 adios (NULL, "getfld() returned %d", state);
646 }
647 break;
648 }
649
650 if (pfd != NOTOK)
651 anno ();
652 fclose (in);
653
654 if (debug) {
655 pl ();
656 done (0);
657 } else {
658 fclose (out);
659 }
660
661 /* If we are doing a "whom" check */
662 if (whomsw) {
663 if (!fill_up)
664 verify_all_addresses (1);
665 done (0);
666 }
667
668 if (msgflags & MINV) {
669 make_bcc_file (dashstuff);
670 if (msgflags & MVIS) {
671 verify_all_addresses (verbose);
672 post (tmpfil, 0, verbose);
673 }
674 post (bccfil, 1, verbose);
675 unlink (bccfil);
676 } else {
677 post (tmpfil, 0, isatty (1));
678 }
679
680 p_refile (tmpfil);
681 unlink (tmpfil);
682
683 if (verbose)
684 printf (partno ? "Partial Message #%s Processed\n" : "Message Processed\n",
685 partno);
686 done (0);
687 return 1;
688 }
689
690
691 /*
692 * DRAFT GENERATION
693 */
694
695 static void
696 putfmt (char *name, char *str, FILE *out)
697 {
698 int count, grp, i, keep;
699 char *cp, *pp, *qp;
700 char namep[BUFSIZ];
701 struct mailname *mp = NULL, *np = NULL;
702 struct headers *hdr;
703
704 while (*str == ' ' || *str == '\t')
705 str++;
706
707 if (msgstate == NORMAL && uprf (name, "resent")) {
708 advise (NULL, "illegal header line -- %s:", name);
709 badmsg++;
710 return;
711 }
712
713 if ((i = get_header (name, hdrtab)) == NOTOK) {
714 fprintf (out, "%s: %s", name, str);
715 return;
716 }
717
718 hdr = &hdrtab[i];
719 if (hdr->flags & HIGN) {
720 if (fill_in)
721 fprintf (out, "%s: %s", name, str);
722 return;
723 }
724 if (hdr->flags & HBAD) {
725 if (fill_in)
726 fprintf (out, "%s: %s", name, str);
727 else {
728 advise (NULL, "illegal header line -- %s:", name);
729 badmsg++;
730 }
731 return;
732 }
733 msgflags |= (hdr->set & ~(MVIS | MINV));
734
735 if (hdr->flags & HSUB)
736 subject = subject ? add (str, add ("\t", subject)) : getcpy (str);
737 if (hdr->flags & HFCC) {
738 if (fill_in) {
739 fprintf (out, "%s: %s", name, str);
740 return;
741 }
742
743 if ((cp = strrchr(str, '\n')))
744 *cp = 0;
745 for (cp = pp = str; (cp = strchr(pp, ',')); pp = cp) {
746 *cp++ = 0;
747 insert_fcc (hdr, pp);
748 }
749 insert_fcc (hdr, pp);
750 return;
751 }
752
753 if (!(hdr->flags & HADR)) {
754 fprintf (out, "%s: %s", name, str);
755 return;
756 }
757
758 tmpaddrs.m_next = NULL;
759 for (count = 0; (cp = getname (str)); count++)
760 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
761 if (tmpaddrs.m_next)
762 np->m_next = mp;
763 else
764 tmpaddrs.m_next = mp;
765 np = mp;
766 }
767 else
768 if (hdr->flags & HTRY)
769 badadr++;
770 else
771 badmsg++;
772
773 if (count < 1) {
774 if (hdr->flags & HNIL)
775 fprintf (out, "%s: %s", name, str);
776 else {
777 #ifdef notdef
778 advise (NULL, "%s: field requires at least one address", name);
779 badmsg++;
780 #endif /* notdef */
781 }
782 return;
783 }
784
785 nameoutput = linepos = 0;
786 snprintf (namep, sizeof(namep), "%s%s",
787 !fill_in && (hdr->flags & HMNG) ? "Original-" : "", name);
788
789 for (grp = 0, mp = tmpaddrs.m_next; mp; mp = np)
790 if (mp->m_nohost) { /* also used to test (hdr->flags & HTRY) */
791 /* The address doesn't include a host, so it might be an alias. */
792 pp = akvalue (mp->m_mbox); /* do mh alias substitution */
793 qp = akvisible () ? mp->m_mbox : "";
794 np = mp;
795 if (np->m_gname)
796 putgrp (namep, np->m_gname, out, hdr->flags);
797 while ((cp = getname (pp))) {
798 if (!(mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
799 badadr++;
800 continue;
801 }
802
803 if (draft_from_masquerading && ((msgstate == RESENT)
804 ? (hdr->set & MRFM)
805 : (hdr->set & MFRM)))
806 /* The user manually specified a [Resent-]From: address in
807 their draft and the "masquerade:" line in mts.conf
808 doesn't contain "draft_from", so we'll set things up to
809 use the actual email address embedded in the draft
810 [Resent-]From: (after alias substitution, and without the
811 GECOS full name or angle brackets) as the envelope
812 From:. */
813 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
814
815 if (hdr->flags & HBCC)
816 mp->m_bcc++;
817 if (np->m_ingrp)
818 mp->m_ingrp = np->m_ingrp;
819 else
820 if (mp->m_gname)
821 putgrp (namep, mp->m_gname, out, hdr->flags);
822 if (mp->m_ingrp)
823 grp++;
824 if (putadr (namep, qp, mp, out, hdr->flags))
825 msgflags |= (hdr->set & (MVIS | MINV));
826 else
827 mnfree (mp);
828 }
829 mp = np;
830 np = np->m_next;
831 mnfree (mp);
832 }
833 else {
834 /* Address includes a host, so no alias substitution is needed. */
835 if (draft_from_masquerading && ((msgstate == RESENT)
836 ? (hdr->set & MRFM)
837 : (hdr->set & MFRM)))
838 /* The user manually specified a [Resent-]From: address in
839 their draft and the "masquerade:" line in mts.conf
840 doesn't contain "draft_from", so we'll set things up to
841 use the actual email address embedded in the draft
842 [Resent-]From: (after alias substitution, and without the
843 GECOS full name or angle brackets) as the envelope
844 From:. */
845 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
846
847 if (hdr->flags & HBCC)
848 mp->m_bcc++;
849 if (mp->m_gname)
850 putgrp (namep, mp->m_gname, out, hdr->flags);
851 if (mp->m_ingrp)
852 grp++;
853 keep = putadr (namep, "", mp, out, hdr->flags);
854 np = mp->m_next;
855 if (keep) {
856 mp->m_next = NULL;
857 msgflags |= (hdr->set & (MVIS | MINV));
858 }
859 else
860 mnfree (mp);
861 }
862
863 if (grp > 0 && (hdr->flags & HNGR)) {
864 advise (NULL, "%s: field does not allow groups", name);
865 badmsg++;
866 }
867 if (linepos) {
868 if (fill_in && grp > 0)
869 putc (';', out);
870 putc ('\n', out);
871 }
872 }
873
874
875 static void
876 start_headers (void)
877 {
878 unsigned char *cp;
879 char myhost[BUFSIZ], sigbuf[BUFSIZ];
880 struct mailname *mp;
881
882 myuid = getuid ();
883 mygid = getgid ();
884 time (&tclock);
885
886 strncpy (from, getlocaladdr(), sizeof(from));
887 strncpy (myhost, LocalName (0), sizeof(myhost));
888
889 for (cp = myhost; *cp; cp++)
890 *cp = uptolow (*cp);
891
892 if ((cp = getfullname ()) && *cp) {
893 strncpy (sigbuf, cp, sizeof(sigbuf));
894 snprintf (signature, sizeof(signature), "%s <%s>",
895 sigbuf, getlocaladdr());
896 if ((cp = getname (signature)) == NULL)
897 adios (NULL, "getname () failed -- you lose extraordinarily big");
898 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL)) == NULL)
899 adios (NULL, "bad signature '%s'", sigbuf);
900 mnfree (mp);
901 while (getname (""))
902 continue;
903 } else {
904 strncpy (signature, getlocaladdr(), sizeof(signature));
905 }
906 }
907
908
909 /*
910 * Now that we've outputted the header fields in the draft
911 * message, we will now output any remaining header fields
912 * that we need to add/create.
913 */
914
915 static void
916 finish_headers (FILE *out)
917 {
918 switch (msgstate) {
919 case NORMAL:
920 if (whomsw && !fill_up)
921 break;
922
923 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
924 if (msgid)
925 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
926 (int) getpid (), (long) tclock, LocalName (1));
927 if (msgflags & MFRM) {
928 /* There was already a From: in the draft. Don't add one. */
929 if (!draft_from_masquerading)
930 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
931 so we'll reveal the user's actual account@thismachine
932 address in a Sender: header (and use it as the envelope
933 From: later). */
934 fprintf (out, "Sender: %s\n", from);
935 }
936 else
937 /* Construct a From: header. */
938 fprintf (out, "From: %s\n", signature);
939 if (whomsw)
940 break;
941
942 if (!(msgflags & MVIS))
943 fprintf (out, "Bcc: Blind Distribution List: ;\n");
944 break;
945
946 case RESENT:
947 if (!(msgflags & MDAT)) {
948 advise (NULL, "message has no Date: header");
949 badmsg++;
950 }
951 if (!(msgflags & MFRM)) {
952 advise (NULL, "message has no From: header");
953 badmsg++;
954 }
955 if (whomsw && !fill_up)
956 break;
957
958 fprintf (out, "Resent-Date: %s\n", dtime (&tclock, 0));
959 if (msgid)
960 fprintf (out, "Resent-Message-ID: <%d.%ld@%s>\n",
961 (int) getpid (), (long) tclock, LocalName (1));
962 if (msgflags & MRFM) {
963 /* There was already a Resent-From: in draft. Don't add one. */
964 if (!draft_from_masquerading)
965 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
966 so we'll reveal the user's actual account@thismachine
967 address in a Sender: header (and use it as the envelope
968 From: later). */
969 fprintf (out, "Resent-Sender: %s\n", from);
970 }
971 else
972 /* Construct a Resent-From: header. */
973 fprintf (out, "Resent-From: %s\n", signature);
974 if (whomsw)
975 break;
976 if (!(msgflags & MVIS))
977 fprintf (out, "Resent-Bcc: Blind Re-Distribution List: ;\n");
978 break;
979 }
980
981 if (badmsg)
982 adios (NULL, "re-format message and try again");
983 if (!recipients)
984 adios (NULL, "no addressees");
985 }
986
987
988 static int
989 get_header (char *header, struct headers *table)
990 {
991 struct headers *h;
992
993 for (h = table; h->value; h++)
994 if (!mh_strcasecmp (header, h->value))
995 return (h - table);
996
997 return NOTOK;
998 }
999
1000
1001 static int
1002 putadr (char *name, char *aka, struct mailname *mp, FILE *out, unsigned int flags)
1003 {
1004 int len;
1005 char *cp;
1006 char buffer[BUFSIZ];
1007
1008 if (mp->m_mbox == NULL || ((flags & HTRY) && !insert (mp)))
1009 return 0;
1010 if ((!fill_in && (flags & (HBCC | HDCC))) || mp->m_ingrp)
1011 return 1;
1012
1013 if (!nameoutput) {
1014 fprintf (out, "%s: ", name);
1015 linepos += (nameoutput = strlen (name) + 2);
1016 }
1017
1018 if (*aka && mp->m_type != UUCPHOST && !mp->m_pers)
1019 mp->m_pers = getcpy (aka);
1020 if (format) {
1021 if (mp->m_gname && !fill_in) {
1022 snprintf (buffer, sizeof(buffer), "%s;", mp->m_gname);
1023 cp = buffer;
1024 } else {
1025 cp = adrformat (mp);
1026 }
1027 } else {
1028 cp = mp->m_text;
1029 }
1030 len = strlen (cp);
1031
1032 if (linepos != nameoutput) {
1033 if (len + linepos + 2 > outputlinelen)
1034 fprintf (out, ",\n%*s", linepos = nameoutput, "");
1035 else {
1036 fputs (", ", out);
1037 linepos += 2;
1038 }
1039 }
1040
1041 fputs (cp, out);
1042 linepos += len;
1043
1044 return (flags & HTRY);
1045 }
1046
1047
1048 static void
1049 putgrp (char *name, char *group, FILE *out, unsigned int flags)
1050 {
1051 int len;
1052 char *cp;
1053
1054 if (!fill_in && (flags & HBCC))
1055 return;
1056
1057 if (!nameoutput) {
1058 fprintf (out, "%s: ", name);
1059 linepos += (nameoutput = strlen (name) + 2);
1060 if (fill_in)
1061 linepos -= strlen (group);
1062 }
1063
1064 cp = fill_in ? group : concat (group, ";", NULL);
1065 len = strlen (cp);
1066
1067 if (linepos > nameoutput) {
1068 if (len + linepos + 2 > outputlinelen) {
1069 fprintf (out, ",\n%*s", nameoutput, "");
1070 linepos = nameoutput;
1071 }
1072 else {
1073 fputs (", ", out);
1074 linepos += 2;
1075 }
1076 }
1077
1078 fputs (cp, out);
1079 linepos += len;
1080 }
1081
1082
1083 static int
1084 insert (struct mailname *np)
1085 {
1086 struct mailname *mp;
1087
1088 if (np->m_mbox == NULL)
1089 return 0;
1090
1091 for (mp = np->m_type == LOCALHOST ? &localaddrs
1092 : np->m_type == UUCPHOST ? &uuaddrs
1093 : &netaddrs;
1094 mp->m_next;
1095 mp = mp->m_next)
1096 if (!mh_strcasecmp (np->m_host, mp->m_next->m_host)
1097 && !mh_strcasecmp (np->m_mbox, mp->m_next->m_mbox)
1098 && np->m_bcc == mp->m_next->m_bcc)
1099 return 0;
1100
1101 mp->m_next = np;
1102 recipients++;
1103 return 1;
1104 }
1105
1106
1107 static void
1108 pl (void)
1109 {
1110 int i;
1111 struct mailname *mp;
1112
1113 printf ("-------\n\t-- Addresses --\nlocal:\t");
1114 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1115 printf ("%s%s%s", mp->m_mbox,
1116 mp->m_bcc ? "[BCC]" : "",
1117 mp->m_next ? ",\n\t" : "");
1118
1119 printf ("\nnet:\t");
1120 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1121 printf ("%s%s@%s%s%s", mp->m_path ? mp->m_path : "",
1122 mp->m_mbox, mp->m_host,
1123 mp->m_bcc ? "[BCC]" : "",
1124 mp->m_next ? ",\n\t" : "");
1125
1126 printf ("\nuucp:\t");
1127 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1128 printf ("%s!%s%s%s", mp->m_host, mp->m_mbox,
1129 mp->m_bcc ? "[BCC]" : "",
1130 mp->m_next ? ",\n\t" : "");
1131
1132 printf ("\n\t-- Folder Copies --\nfcc:\t");
1133 for (i = 0; i < fccind; i++)
1134 printf ("%s%s", fccfold[i], i + 1 < fccind ? ",\n\t" : "");
1135 printf ("\n");
1136 }
1137
1138
1139 static void
1140 anno (void)
1141 {
1142 struct mailname *mp;
1143
1144 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1145 if (annoaux (mp) == NOTOK)
1146 goto oops;
1147
1148 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1149 if (annoaux (mp) == NOTOK)
1150 goto oops;
1151
1152 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1153 if (annoaux (mp) == NOTOK)
1154 break;
1155
1156 oops: ;
1157 close (pfd);
1158 pfd = NOTOK;
1159 }
1160
1161
1162 static int
1163 annoaux (struct mailname *mp)
1164 {
1165 int i;
1166 char buffer[BUFSIZ];
1167
1168 snprintf (buffer, sizeof(buffer), "%s\n", adrformat (mp));
1169 i = strlen (buffer);
1170
1171 return (write (pfd, buffer, i) == i ? OK : NOTOK);
1172 }
1173
1174
1175 static void
1176 insert_fcc (struct headers *hdr, unsigned char *pp)
1177 {
1178 unsigned char *cp;
1179
1180 for (cp = pp; isspace (*cp); cp++)
1181 continue;
1182 for (pp += strlen (pp) - 1; pp > cp && isspace (*pp); pp--)
1183 continue;
1184 if (pp >= cp)
1185 *++pp = 0;
1186 if (*cp == 0)
1187 return;
1188
1189 if (fccind >= FCCS)
1190 adios (NULL, "too many %ss", hdr->value);
1191 fccfold[fccind++] = getcpy (cp);
1192 }
1193
1194 /*
1195 * BCC GENERATION
1196 */
1197
1198 static void
1199 make_bcc_file (int dashstuff)
1200 {
1201 int fd, i;
1202 pid_t child_id;
1203 char *vec[6];
1204 FILE *out;
1205 char *tfile = NULL;
1206
1207 tfile = m_mktemp2(NULL, "bccs", NULL, &out);
1208 if (tfile == NULL) adios("bcc", "unable to create temporary file");
1209 chmod (bccfil, 0600);
1210 strncpy (bccfil, tfile, sizeof(bccfil));
1211
1212 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
1213 if (msgid)
1214 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
1215 (int) getpid (), (long) tclock, LocalName (1));
1216 if (msgflags & MFRM) {
1217 /* There was already a From: in the draft. Don't add one. */
1218 if (!draft_from_masquerading)
1219 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
1220 so we'll reveal the user's actual account@thismachine
1221 address in a Sender: header (and use it as the envelope
1222 From: later). */
1223 fprintf (out, "Sender: %s\n", from);
1224 }
1225 else
1226 /* Construct a From: header. */
1227 fprintf (out, "From: %s\n", signature);
1228 if (subject)
1229 fprintf (out, "Subject: %s", subject);
1230 fprintf (out, "BCC:\n");
1231
1232 /*
1233 * Use MIME encapsulation for Bcc messages
1234 */
1235 if (mime) {
1236 char *cp;
1237
1238 /*
1239 * Check if any lines in the message clash with the
1240 * prefix for the MIME multipart separator. If there
1241 * is a clash, increment one of the letters in the
1242 * prefix and check again.
1243 */
1244 if ((cp = strchr(prefix, 'a')) == NULL)
1245 adios (NULL, "lost prefix start");
1246 while (find_prefix () == NOTOK) {
1247 if (*cp < 'z')
1248 (*cp)++;
1249 else
1250 if (*++cp == 0)
1251 adios (NULL, "can't find a unique delimiter string");
1252 else
1253 (*cp)++;
1254 }
1255
1256 fprintf (out, "%s: %s\n%s: multipart/digest; boundary=\"",
1257 VRSN_FIELD, VRSN_VALUE, TYPE_FIELD);
1258 fprintf (out, "%s\"\n\n--%s\n\n", prefix, prefix);
1259 } else {
1260 fprintf (out, "\n------- Blind-Carbon-Copy\n\n");
1261 }
1262
1263 fflush (out);
1264
1265 /*
1266 * Do mhl filtering of Bcc messages instead
1267 * of MIME encapsulation.
1268 */
1269 if (filter != NULL) {
1270 vec[0] = r1bindex (mhlproc, '/');
1271
1272 for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
1273 sleep (5);
1274 switch (child_id) {
1275 case NOTOK:
1276 adios ("fork", "unable to");
1277
1278 case OK:
1279 dup2 (fileno (out), 1);
1280
1281 i = 1;
1282 vec[i++] = "-forward";
1283 vec[i++] = "-form";
1284 vec[i++] = filter;
1285 vec[i++] = tmpfil;
1286
1287 /* was the flag -[no]dashstuffing specified? */
1288 if (dashstuff > 0)
1289 vec[i++] = "-dashstuffing";
1290 else if (dashstuff < 0)
1291 vec[i++] = "-nodashstuffing";
1292 vec[i] = NULL;
1293
1294 execvp (mhlproc, vec);
1295 fprintf (stderr, "unable to exec ");
1296 perror (mhlproc);
1297 _exit (-1);
1298
1299 default:
1300 pidXwait (child_id, mhlproc);
1301 break;
1302 }
1303 } else {
1304 if ((fd = open (tmpfil, O_RDONLY)) == NOTOK)
1305 adios (tmpfil, "unable to re-open");
1306
1307 /*
1308 * If using MIME encapsulation, or if the -nodashstuffing
1309 * flag was given, then just copy message. Else do
1310 * RFC934 quoting (dashstuffing).
1311 */
1312 if (mime || dashstuff < 0)
1313 cpydata (fd, fileno (out), tmpfil, bccfil);
1314 else
1315 cpydgst (fd, fileno (out), tmpfil, bccfil);
1316 close (fd);
1317 }
1318
1319 fseek (out, 0L, SEEK_END);
1320 if (mime)
1321 fprintf (out, "\n--%s--\n", prefix);
1322 else
1323 fprintf (out, "\n------- End of Blind-Carbon-Copy\n");
1324 fclose (out);
1325 }
1326
1327
1328 /*
1329 * Scan message to check if any lines clash with
1330 * the prefix of the MIME multipart separator.
1331 */
1332
1333 static int
1334 find_prefix (void)
1335 {
1336 int result = OK;
1337 unsigned char buffer[BUFSIZ];
1338 FILE *in;
1339
1340 if ((in = fopen (tmpfil, "r")) == NULL)
1341 adios (tmpfil, "unable to re-open");
1342
1343 while (fgets (buffer, sizeof(buffer) - 1, in))
1344 if (buffer[0] == '-' && buffer[1] == '-') {
1345 unsigned char *cp;
1346
1347 for (cp = buffer + strlen (buffer) - 1; cp >= buffer; cp--)
1348 if (!isspace (*cp))
1349 break;
1350 *++cp = '\0';
1351 if (strcmp (buffer + 2, prefix) == 0) {
1352 result = NOTOK;
1353 break;
1354 }
1355 }
1356
1357 fclose (in);
1358 return result;
1359 }
1360
1361
1362 #define plural(x) (x == 1 ? "" : "s")
1363
1364 static void
1365 chkadr (void)
1366 {
1367 if (badadr && unkadr)
1368 die (NULL, "%d address%s unparsable, %d addressee%s undeliverable",
1369 badadr, plural (badadr), unkadr, plural (badadr));
1370 if (badadr)
1371 die (NULL, "%d address%s unparsable", badadr, plural (badadr));
1372 if (unkadr)
1373 die (NULL, "%d addressee%s undeliverable", unkadr, plural (unkadr));
1374 }
1375
1376
1377 static void
1378 do_addresses (int bccque, int talk)
1379 {
1380 int retval;
1381 int state;
1382 struct mailname *lp;
1383
1384 state = 0;
1385 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1386 if (lp->m_bcc ? bccque : !bccque) {
1387 if (talk && !state)
1388 printf (" -- Local Recipients --\n");
1389 do_an_address (lp, talk);
1390 state++;
1391 }
1392
1393 state = 0;
1394 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1395 if (lp->m_bcc ? bccque : !bccque) {
1396 if (talk && !state)
1397 printf (" -- UUCP Recipients --\n");
1398 do_an_address (lp, talk);
1399 state++;
1400 }
1401
1402 state = 0;
1403 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1404 if (lp->m_bcc ? bccque : !bccque) {
1405 if (talk && !state)
1406 printf (" -- Network Recipients --\n");
1407 do_an_address (lp, talk);
1408 state++;
1409 }
1410
1411 chkadr ();
1412
1413 #ifdef SMTPMTS
1414 if (rp_isbad (retval = sm_waend ()))
1415 die (NULL, "problem ending addresses; %s", rp_string (retval));
1416 #endif /* SMTPMTS */
1417 }
1418
1419
1420 /*
1421 * MTS-SPECIFIC INTERACTION
1422 */
1423
1424
1425 /*
1426 * SENDMAIL/SMTP routines
1427 */
1428
1429 #ifdef SMTPMTS
1430
1431 static void
1432 post (char *file, int bccque, int talk)
1433 {
1434 int fd, onex;
1435 int retval;
1436
1437 onex = !(msgflags & MINV) || bccque;
1438 if (verbose) {
1439 if (msgflags & MINV)
1440 printf (" -- Posting for %s Recipients --\n",
1441 bccque ? "Blind" : "Sighted");
1442 else
1443 printf (" -- Posting for All Recipients --\n");
1444 }
1445
1446 sigon ();
1447
1448 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, verbose,
1449 snoop, onex, queued, sasl, saslssf,
1450 saslmech, user, tls))
1451 || rp_isbad (retval = sm_winit (smtpmode, from)))
1452 die (NULL, "problem initializing server; %s", rp_string (retval));
1453
1454 do_addresses (bccque, talk && verbose);
1455 if ((fd = open (file, O_RDONLY)) == NOTOK)
1456 die (file, "unable to re-open");
1457 do_text (file, fd);
1458 close (fd);
1459 fflush (stdout);
1460
1461 sm_end (onex ? OK : DONE);
1462 sigoff ();
1463
1464 if (verbose) {
1465 if (msgflags & MINV)
1466 printf (" -- %s Recipient Copies Posted --\n",
1467 bccque ? "Blind" : "Sighted");
1468 else
1469 printf (" -- Recipient Copies Posted --\n");
1470 }
1471
1472 fflush (stdout);
1473 }
1474
1475
1476 /* Address Verification */
1477
1478 static void
1479 verify_all_addresses (int talk)
1480 {
1481 int retval;
1482 struct mailname *lp;
1483
1484 sigon ();
1485
1486 if (!whomsw || checksw)
1487 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch,
1488 verbose, snoop, 0, queued, sasl,
1489 saslssf, saslmech, user, tls))
1490 || rp_isbad (retval = sm_winit (smtpmode, from)))
1491 die (NULL, "problem initializing server; %s", rp_string (retval));
1492
1493 if (talk && !whomsw)
1494 printf (" -- Address Verification --\n");
1495 if (talk && localaddrs.m_next)
1496 printf (" -- Local Recipients --\n");
1497 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1498 do_an_address (lp, talk);
1499
1500 if (talk && uuaddrs.m_next)
1501 printf (" -- UUCP Recipients --\n");
1502 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1503 do_an_address (lp, talk);
1504
1505 if (talk && netaddrs.m_next)
1506 printf (" -- Network Recipients --\n");
1507 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1508 do_an_address (lp, talk);
1509
1510 chkadr ();
1511 if (talk && !whomsw)
1512 printf (" -- Address Verification Successful --\n");
1513
1514 if (!whomsw || checksw)
1515 sm_end (DONE);
1516
1517 fflush (stdout);
1518 sigoff ();
1519 }
1520
1521
1522 static void
1523 do_an_address (struct mailname *lp, int talk)
1524 {
1525 int retval;
1526 char *mbox, *host;
1527 char addr[BUFSIZ];
1528
1529 switch (lp->m_type) {
1530 case LOCALHOST:
1531 mbox = lp->m_mbox;
1532 host = lp->m_host;
1533 strncpy (addr, mbox, sizeof(addr));
1534 break;
1535
1536 case UUCPHOST:
1537 mbox = auxformat (lp, 0);
1538 host = NULL;
1539 snprintf (addr, sizeof(addr), "%s!%s", lp->m_host, lp->m_mbox);
1540 break;
1541
1542 default: /* let SendMail decide if the host is bad */
1543 mbox = lp->m_mbox;
1544 host = lp->m_host;
1545 snprintf (addr, sizeof(addr), "%s at %s", mbox, host);
1546 break;
1547 }
1548
1549 if (talk)
1550 printf (" %s%s", addr, whomsw && lp->m_bcc ? "[BCC]" : "");
1551
1552 if (whomsw && !checksw) {
1553 putchar ('\n');
1554 return;
1555 }
1556 if (talk)
1557 printf (": ");
1558 fflush (stdout);
1559
1560 switch (retval = sm_wadr (mbox, host,
1561 lp->m_type != UUCPHOST ? lp->m_path : NULL)) {
1562 case RP_OK:
1563 if (talk)
1564 printf ("address ok\n");
1565 break;
1566
1567 case RP_NO:
1568 case RP_USER:
1569 if (!talk)
1570 fprintf (stderr, " %s: ", addr);
1571 fprintf (talk ? stdout : stderr, "loses; %s\n",
1572 rp_string (retval));
1573 unkadr++;
1574 break;
1575
1576 default:
1577 if (!talk)
1578 fprintf (stderr, " %s: ", addr);
1579 die (NULL, "unexpected response; %s", rp_string (retval));
1580 }
1581
1582 fflush (stdout);
1583 }
1584
1585
1586 static void
1587 do_text (char *file, int fd)
1588 {
1589 int retval, state;
1590 char buf[BUFSIZ];
1591
1592 lseek (fd, (off_t) 0, SEEK_SET);
1593
1594 while ((state = read (fd, buf, sizeof(buf))) > 0) {
1595 if (rp_isbad (retval = sm_wtxt (buf, state)))
1596 die (NULL, "problem writing text; %s\n", rp_string (retval));
1597 }
1598
1599 if (state == NOTOK)
1600 die (file, "problem reading from");
1601
1602 switch (retval = sm_wtend ()) {
1603 case RP_OK:
1604 break;
1605
1606 case RP_NO:
1607 case RP_NDEL:
1608 die (NULL, "posting failed; %s", rp_string (retval));
1609
1610 default:
1611 die (NULL, "unexpected response; %s", rp_string (retval));
1612 }
1613 }
1614
1615 #endif /* SMTPMTS */
1616
1617
1618 /*
1619 * SIGNAL HANDLING
1620 */
1621
1622 static void
1623 sigser (int i)
1624 {
1625 NMH_UNUSED (i);
1626
1627 unlink (tmpfil);
1628 if (msgflags & MINV)
1629 unlink (bccfil);
1630
1631 #ifdef SMTPMTS
1632 if (!whomsw || checksw)
1633 sm_end (NOTOK);
1634 #endif /* SMTPMTS */
1635
1636 done (1);
1637 }
1638
1639
1640 static void
1641 sigon (void)
1642 {
1643 if (debug)
1644 return;
1645
1646 hstat = SIGNAL2 (SIGHUP, sigser);
1647 istat = SIGNAL2 (SIGINT, sigser);
1648 qstat = SIGNAL2 (SIGQUIT, sigser);
1649 tstat = SIGNAL2 (SIGTERM, sigser);
1650 }
1651
1652
1653 static void
1654 sigoff (void)
1655 {
1656 if (debug)
1657 return;
1658
1659 SIGNAL (SIGHUP, hstat);
1660 SIGNAL (SIGINT, istat);
1661 SIGNAL (SIGQUIT, qstat);
1662 SIGNAL (SIGTERM, tstat);
1663 }
1664
1665 /*
1666 * FCC INTERACTION
1667 */
1668
1669 static void
1670 p_refile (char *file)
1671 {
1672 int i;
1673
1674 if (fccind == 0)
1675 return;
1676
1677 if (verbose)
1678 printf (" -- Filing Folder Copies --\n");
1679 for (i = 0; i < fccind; i++)
1680 fcc (file, fccfold[i]);
1681 if (verbose)
1682 printf (" -- Folder Copies Filed --\n");
1683 }
1684
1685
1686 /*
1687 * Call the `fileproc' to add the file to the folder.
1688 */
1689
1690 static void
1691 fcc (char *file, char *folder)
1692 {
1693 pid_t child_id;
1694 int i, status;
1695 char fold[BUFSIZ];
1696
1697 if (verbose)
1698 printf (" %sFcc %s: ", msgstate == RESENT ? "Resent-" : "", folder);
1699 fflush (stdout);
1700
1701 for (i = 0; (child_id = fork ()) == NOTOK && i < 5; i++)
1702 sleep (5);
1703
1704 switch (child_id) {
1705 case NOTOK:
1706 if (!verbose)
1707 fprintf (stderr, " %sFcc %s: ",
1708 msgstate == RESENT ? "Resent-" : "", folder);
1709 fprintf (verbose ? stdout : stderr, "no forks, so not ok\n");
1710 break;
1711
1712 case OK:
1713 /* see if we need to add `+' */
1714 snprintf (fold, sizeof(fold), "%s%s",
1715 *folder == '+' || *folder == '@' ? "" : "+", folder);
1716
1717 /* now exec the fileproc */
1718 execlp (fileproc, r1bindex (fileproc, '/'),
1719 "-link", "-file", file, fold, NULL);
1720 _exit (-1);
1721
1722 default:
1723 if ((status = pidwait (child_id, OK))) {
1724 if (!verbose)
1725 fprintf (stderr, " %sFcc %s: ",
1726 msgstate == RESENT ? "Resent-" : "", folder);
1727 pidstatus (status, verbose ? stdout : stderr, NULL);
1728 } else {
1729 if (verbose)
1730 printf ("folder ok\n");
1731 }
1732 }
1733
1734 fflush (stdout);
1735 }
1736
1737 /*
1738 * TERMINATION
1739 */
1740
1741 static void
1742 die (char *what, char *fmt, ...)
1743 {
1744 va_list ap;
1745
1746 unlink (tmpfil);
1747 if (msgflags & MINV)
1748 unlink (bccfil);
1749
1750 #ifdef SMTPMTS
1751 if (!whomsw || checksw)
1752 sm_end (NOTOK);
1753 #endif /* SMTPMTS */
1754
1755 va_start(ap, fmt);
1756 advertise (what, NULL, fmt, ap);
1757 va_end(ap);
1758 done (1);
1759 }
Fork of https://git.savannah.nongnu.org/cgit/nmh.git