3 * post.c -- enter messages into the mail transport system
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.
12 #include <h/signals.h>
13 #include <h/addrsbr.h>
14 #include <h/aliasbr.h>
15 #include <h/dropsbr.h>
26 #ifdef TIME_WITH_SYS_TIME
27 # include <sys/time.h>
30 # ifdef TM_IN_SYS_TIME
31 # include <sys/time.h>
38 # include <mts/smtp/smtp.h>
42 # define SASLminc(a) (a)
43 #else /* CYRUS_SASL */
44 # define SASLminc(a) 0
45 #endif /* CYRUS_SASL */
48 # define TLSminc(a) (a)
49 #else /* TLS_SUPPORT */
51 #endif /* TLS_SUPPORT */
53 #define FCCS 10 /* max number of fccs allowed */
55 #define uptolow(c) ((isalpha(c) && isupper (c)) ? tolower (c) : c)
57 /* In the following array of structures, the numeric second field of the
58 structures (minchars) is apparently used like this:
60 -# : Switch can be abbreviated to # characters; switch hidden in -help.
61 0 : Switch can't be abbreviated; switch shown in -help.
62 # : Switch can be abbreviated to # characters; switch shown in -help. */
64 static struct swit switches[] = {
66 { "alias aliasfile", 0 },
68 { "check", -5 }, /* interface from whom */
70 { "nocheck", -7 }, /* interface from whom */
74 { "dist", -4 }, /* interface from dist */
76 { "filter filterfile", 0 },
84 { "library directory", -7 }, /* interface from send, whom */
102 { "whom", -4 }, /* interface from whom */
104 { "width columns", 0 },
109 #define BITSTUFFSW 22
110 { "dashstuffing", -12 }, /* should we dashstuff BCC messages? */
111 #define NBITSTUFFSW 23
112 { "nodashstuffing", -14 },
114 { "mail", -4 }, /* specify MAIL smtp mode */
116 { "saml", -4 }, /* specify SAML smtp mode */
118 { "send", -4 }, /* specify SEND smtp mode */
120 { "soml", -4 }, /* specify SOML smtp mode */
122 { "idanno number", -6 }, /* interface from send */
124 { "deliver address-list", -7 },
126 { "client host", -6 },
128 { "server host", -6 }, /* specify alternate SMTP server */
130 { "snoop", -5 }, /* snoop the SMTP transaction */
132 { "fill-in file", -7 },
140 { "sasl", SASLminc(-4) },
141 #define SASLMECHSW 38
142 { "saslmech", SASLminc(-5) },
144 { "user", SASLminc(-4) },
146 { "port server port name/number", 4 },
148 { "tls", TLSminc(-3) },
149 #define FILEPROCSW 42
164 * flags for headers->flags
166 #define HNOP 0x0000 /* just used to keep .set around */
167 #define HBAD 0x0001 /* bad header - don't let it through */
168 #define HADR 0x0002 /* header has an address field */
169 #define HSUB 0x0004 /* Subject: header */
170 #define HTRY 0x0008 /* try to send to addrs on header */
171 #define HBCC 0x0010 /* don't output this header */
172 #define HMNG 0x0020 /* munge this header */
173 #define HNGR 0x0040 /* no groups allowed in this header */
174 #define HFCC 0x0080 /* FCC: type header */
175 #define HNIL 0x0100 /* okay for this header not to have addrs */
176 #define HIGN 0x0200 /* ignore this header */
177 #define HDCC 0x0400 /* another undocumented feature */
180 * flags for headers->set
182 #define MFRM 0x0001 /* we've seen a From: */
183 #define MDAT 0x0002 /* we've seen a Date: */
184 #define MRFM 0x0004 /* we've seen a Resent-From: */
185 #define MVIS 0x0008 /* we've seen sighted addrs */
186 #define MINV 0x0010 /* we've seen blind addrs */
189 static struct headers NHeaders[] = {
190 { "Return-Path", HBAD, 0 },
191 { "Received", HBAD, 0 },
192 { "Reply-To", HADR|HNGR, 0 },
193 { "From", HADR|HNGR, MFRM },
194 { "Sender", HADR|HBAD, 0 },
196 { "Subject", HSUB, 0 },
197 { "To", HADR|HTRY, MVIS },
198 { "cc", HADR|HTRY, MVIS },
199 { "Bcc", HADR|HTRY|HBCC|HNIL, MINV },
200 { "Dcc", HADR|HTRY|HDCC|HNIL, MVIS }, /* sorta cc & bcc combined */
201 { "Message-ID", HBAD, 0 },
206 static struct headers RHeaders[] = {
207 { "Resent-Reply-To", HADR|HNGR, 0 },
208 { "Resent-From", HADR|HNGR, MRFM },
209 { "Resent-Sender", HADR|HBAD, 0 },
210 { "Resent-Date", HBAD, 0 },
211 { "Resent-Subject", HSUB, 0 },
212 { "Resent-To", HADR|HTRY, MVIS },
213 { "Resent-cc", HADR|HTRY, MVIS },
214 { "Resent-Bcc", HADR|HTRY|HBCC, MINV },
215 { "Resent-Message-ID", HBAD, 0 },
216 { "Resent-Fcc", HFCC, 0 },
217 { "Reply-To", HADR, 0 },
218 { "From", HADR|HNGR, MFRM },
219 { "Sender", HADR|HNGR, 0 },
220 { "Date", HNOP, MDAT },
221 { "To", HADR|HNIL, 0 },
222 { "cc", HADR|HNIL, 0 },
223 { "Bcc", HADR|HTRY|HBCC|HNIL, 0 },
228 static short fccind = 0; /* index into fccfold[] */
229 static short outputlinelen = OUTPUTLINELEN;
231 static int pfd = NOTOK; /* fd to write annotation list to */
232 static uid_t myuid= -1; /* my user id */
233 static gid_t mygid= -1; /* my group id */
234 static int recipients = 0; /* how many people will get a copy */
235 static int unkadr = 0; /* how many of those were unknown */
236 static int badadr = 0; /* number of bad addrs */
237 static int badmsg = 0; /* message has bad semantics */
238 static int verbose = 0; /* spell it out */
239 static int format = 1; /* format addresses */
240 static int mime = 0; /* use MIME-style encapsulations for Bcc */
241 static int msgid = 0; /* add msgid */
242 static int debug = 0; /* debugging post */
243 static int watch = 0; /* watch the delivery process */
244 static int whomsw = 0; /* we are whom not post */
245 static int checksw = 0; /* whom -check */
246 static int linepos=0; /* putadr()'s position on the line */
247 static int nameoutput=0; /* putadr() has output header name */
248 static int sasl=0; /* Use SASL auth for SMTP */
249 static char *saslmech=NULL; /* Force use of particular SASL mech */
250 static char *user=NULL; /* Authenticate as this user */
251 static char *port="smtp"; /* Name of server port for SMTP */
252 static int tls=0; /* Use TLS for encryption */
254 static unsigned msgflags = 0; /* what we've seen */
258 static int msgstate = NORMAL;
260 static time_t tclock = 0; /* the time we started (more or less) */
262 static SIGNAL_HANDLER hstat, istat, qstat, tstat;
264 static char tmpfil[BUFSIZ];
265 static char bccfil[BUFSIZ];
267 static char from[BUFSIZ]; /* my network address */
268 static char signature[BUFSIZ]; /* my signature */
269 static char *filter = NULL; /* the filter for BCC'ing */
270 static char *subject = NULL; /* the subject field for BCC'ing */
271 static char *fccfold[FCCS]; /* foldernames for FCC'ing */
273 static struct headers *hdrtab; /* table for the message we're doing */
275 static struct mailname localaddrs={NULL}; /* local addrs */
276 static struct mailname netaddrs={NULL}; /* network addrs */
277 static struct mailname uuaddrs={NULL}; /* uucp addrs */
278 static struct mailname tmpaddrs={NULL}; /* temporary queue */
281 static int snoop = 0;
282 static int smtpmode = S_MAIL;
283 static char *clientsw = NULL;
284 static char *serversw = NULL;
286 extern struct smtp sm_reply;
289 static char prefix[] = "----- =_aaaaaaaaaa";
291 static int fill_up = 0;
292 static char *fill_in = NULL;
293 static char *partno = NULL;
294 static int queued = 0;
296 extern boolean draft_from_masquerading; /* defined in mts.c */
301 static void putfmt (char *, char *, FILE *);
302 static void start_headers (void);
303 static void finish_headers (FILE *);
304 static int get_header (char *, struct headers *);
305 static int putadr (char *, char *, struct mailname *, FILE *, unsigned int);
306 static void putgrp (char *, char *, FILE *, unsigned int);
307 static int insert (struct mailname *);
308 static void pl (void);
309 static void anno (void);
310 static int annoaux (struct mailname *);
311 static void insert_fcc (struct headers *, unsigned char *);
312 static void make_bcc_file (int);
313 static void verify_all_addresses (int);
314 static void chkadr (void);
315 static void sigon (void);
316 static void sigoff (void);
317 static void p_refile (char *);
318 static void fcc (char *, char *);
319 static void die (char *, char *, ...);
320 static void post (char *, int, int);
321 static void do_text (char *file, int fd);
322 static void do_an_address (struct mailname *, int);
323 static void do_addresses (int, int);
324 static int find_prefix (void);
328 main (int argc, char **argv)
330 int state, compnum, dashstuff = 0;
331 char *cp, *msg = NULL, **argp, **arguments;
332 char buf[BUFSIZ], name[NAMESZ];
336 setlocale(LC_ALL, "");
338 invo_name = r1bindex (argv[0], '/');
340 /* foil search of user profile/context */
341 if (context_foil (NULL) == -1)
344 mts_init (invo_name);
345 arguments = getarguments (invo_name, argc, argv, 0);
348 while ((cp = *argp++)) {
350 switch (smatch (++cp, switches)) {
352 ambigsw (cp, switches);
355 adios (NULL, "-%s unknown", cp);
358 snprintf (buf, sizeof(buf), "%s [switches] file", invo_name);
359 print_help (buf, switches, 0);
362 print_version(invo_name);
366 if (!(cp = *argp++) || *cp == '-')
367 adios (NULL, "missing argument to %s", argp[-2]);
368 /* create a minimal context */
369 if (context_foil (cp) == -1)
374 if (!(cp = *argp++) || *cp == '-')
375 adios (NULL, "missing argument to %s", argp[-2]);
376 if ((state = alias (cp)) != AK_OK)
377 adios (NULL, "aliasing error in %s - %s",
378 cp, akerror (state));
397 if (!(filter = *argp++) || *filter == '-')
398 adios (NULL, "missing argument to %s", argp[-2]);
453 if (!(cp = *argp++) || *cp == '-')
454 adios (NULL, "missing argument to %s", argp[-2]);
455 if ((outputlinelen = atoi (cp)) < 10)
456 adios (NULL, "impossible width %d", outputlinelen);
460 if (!(cp = *argp++) || *cp == '-')
461 adios (NULL, "missing argument to %s", argp[-2]);
462 if ((pfd = atoi (cp)) <= 2)
463 adios (NULL, "bad argument %s %s", argp[-2], cp);
467 if (!(cp = *argp++) || *cp == '-')
468 adios (NULL, "missing argument to %s", argp[-2]);
474 if (!(cp = *argp++) || *cp == '-')
475 adios (NULL, "missing argument to %s", argp[-2]);
494 if (!(clientsw = *argp++) || *clientsw == '-')
495 adios (NULL, "missing argument to %s", argp[-2]);
498 if (!(serversw = *argp++) || *serversw == '-')
499 adios (NULL, "missing argument to %s", argp[-2]);
507 if (!(fill_in = *argp++) || *fill_in == '-')
508 adios (NULL, "missing argument to %s", argp[-2]);
514 if (!(partno = *argp++) || *partno == '-')
515 adios (NULL, "missing argument to %s", argp[-2]);
527 if (!(saslmech = *argp++) || *saslmech == '-')
528 adios (NULL, "missing argument to %s", argp[-2]);
532 if (!(user = *argp++) || *user == '-')
533 adios (NULL, "missing argument to %s", argp[-2]);
537 if (!(port = *argp++) || *port == '-')
538 adios (NULL, "missing argument to %s", argp[-2]);
546 if (!(cp = *argp++) || *cp == '-')
547 adios (NULL, "missing argument to %s", argp[-2]);
552 if (!(cp = *argp++) || *cp == '-')
553 adios (NULL, "missing argument to %s", argp[-2]);
559 adios (NULL, "only one message at a time!");
567 adios (NULL, "usage: %s [switches] file", invo_name);
569 if (outputlinelen < 10)
570 adios (NULL, "impossible width %d", outputlinelen);
572 if ((in = fopen (msg, "r")) == NULL)
573 adios (msg, "unable to open");
578 discard (out = stdout); /* XXX: reference discard() to help loader */
581 if ((out = fopen (fill_in ? fill_in : "/dev/null", "w")) == NULL)
582 adios ("/dev/null", "unable to open");
584 char *cp = m_mktemp(m_maildir(invo_name), NULL, &out);
586 cp = m_mktemp2(NULL, invo_name, NULL, &out);
588 adios ("post", "unable to create temporary file");
591 strncpy(tmpfil, cp, sizeof(tmpfil));
592 chmod (tmpfil, 0600);
596 hdrtab = msgstate == NORMAL ? NHeaders : RHeaders;
598 for (compnum = 1, state = FLD;;) {
599 switch (state = m_getfld (state, name, buf, sizeof(buf), in)) {
604 cp = add (buf, NULL);
605 while (state == FLDPLUS) {
606 state = m_getfld (state, name, buf, sizeof(buf), in);
609 putfmt (name, cp, out);
613 finish_headers (out);
618 finish_headers (out);
619 if (whomsw && !fill_in)
621 fprintf (out, "\n%s", buf);
622 while (state == BODY) {
623 state = m_getfld (state, name, buf, sizeof(buf), in);
629 finish_headers (out);
634 adios (NULL, "message format error in component #%d", compnum);
637 adios (NULL, "getfld() returned %d", state);
653 /* If we are doing a "whom" check */
656 verify_all_addresses (1);
660 if (msgflags & MINV) {
661 make_bcc_file (dashstuff);
662 if (msgflags & MVIS) {
663 verify_all_addresses (verbose);
664 post (tmpfil, 0, verbose);
666 post (bccfil, 1, verbose);
669 post (tmpfil, 0, isatty (1));
676 printf (partno ? "Partial Message #%s Processed\n" : "Message Processed\n",
688 putfmt (char *name, char *str, FILE *out)
690 int count, grp, i, keep;
693 struct mailname *mp = NULL, *np = NULL;
696 while (*str == ' ' || *str == '\t')
699 if (msgstate == NORMAL && uprf (name, "resent")) {
700 advise (NULL, "illegal header line -- %s:", name);
705 if ((i = get_header (name, hdrtab)) == NOTOK) {
706 fprintf (out, "%s: %s", name, str);
711 if (hdr->flags & HIGN) {
713 fprintf (out, "%s: %s", name, str);
716 if (hdr->flags & HBAD) {
718 fprintf (out, "%s: %s", name, str);
720 advise (NULL, "illegal header line -- %s:", name);
725 msgflags |= (hdr->set & ~(MVIS | MINV));
727 if (hdr->flags & HSUB)
728 subject = subject ? add (str, add ("\t", subject)) : getcpy (str);
729 if (hdr->flags & HFCC) {
731 fprintf (out, "%s: %s", name, str);
735 if ((cp = strrchr(str, '\n')))
737 for (cp = pp = str; (cp = strchr(pp, ',')); pp = cp) {
739 insert_fcc (hdr, pp);
741 insert_fcc (hdr, pp);
745 if (!(hdr->flags & HADR)) {
746 fprintf (out, "%s: %s", name, str);
750 tmpaddrs.m_next = NULL;
751 for (count = 0; (cp = getname (str)); count++)
752 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
756 tmpaddrs.m_next = mp;
760 if (hdr->flags & HTRY)
766 if (hdr->flags & HNIL)
767 fprintf (out, "%s: %s", name, str);
770 advise (NULL, "%s: field requires at least one address", name);
777 nameoutput = linepos = 0;
778 snprintf (namep, sizeof(namep), "%s%s",
779 !fill_in && (hdr->flags & HMNG) ? "Original-" : "", name);
781 for (grp = 0, mp = tmpaddrs.m_next; mp; mp = np)
782 if (mp->m_nohost) { /* also used to test (hdr->flags & HTRY) */
783 /* The address doesn't include a host, so it might be an alias. */
784 pp = akvalue (mp->m_mbox); /* do mh alias substitution */
785 qp = akvisible () ? mp->m_mbox : "";
788 putgrp (namep, np->m_gname, out, hdr->flags);
789 while ((cp = getname (pp))) {
790 if (!(mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
795 if (draft_from_masquerading && ((msgstate == RESENT)
797 : (hdr->set & MFRM)))
798 /* The user manually specified a [Resent-]From: address in
799 their draft and the "masquerade:" line in mts.conf
800 doesn't contain "draft_from", so we'll set things up to
801 use the actual email address embedded in the draft
802 [Resent-]From: (after alias substitution, and without the
803 GECOS full name or angle brackets) as the envelope
805 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
807 if (hdr->flags & HBCC)
810 mp->m_ingrp = np->m_ingrp;
813 putgrp (namep, mp->m_gname, out, hdr->flags);
816 if (putadr (namep, qp, mp, out, hdr->flags))
817 msgflags |= (hdr->set & (MVIS | MINV));
826 /* Address includes a host, so no alias substitution is needed. */
827 if (draft_from_masquerading && ((msgstate == RESENT)
829 : (hdr->set & MFRM)))
830 /* The user manually specified a [Resent-]From: address in
831 their draft and the "masquerade:" line in mts.conf
832 doesn't contain "draft_from", so we'll set things up to
833 use the actual email address embedded in the draft
834 [Resent-]From: (after alias substitution, and without the
835 GECOS full name or angle brackets) as the envelope
837 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
839 if (hdr->flags & HBCC)
842 putgrp (namep, mp->m_gname, out, hdr->flags);
845 keep = putadr (namep, "", mp, out, hdr->flags);
849 msgflags |= (hdr->set & (MVIS | MINV));
855 if (grp > 0 && (hdr->flags & HNGR)) {
856 advise (NULL, "%s: field does not allow groups", name);
860 if (fill_in && grp > 0)
871 char myhost[BUFSIZ], sigbuf[BUFSIZ];
878 strncpy (from, adrsprintf (NULL, NULL), sizeof(from));
879 strncpy (myhost, LocalName (), sizeof(myhost));
881 for (cp = myhost; *cp; cp++)
884 if ((cp = getfullname ()) && *cp) {
885 strncpy (sigbuf, cp, sizeof(sigbuf));
886 snprintf (signature, sizeof(signature), "%s <%s>",
887 sigbuf, adrsprintf (NULL, NULL));
888 if ((cp = getname (signature)) == NULL)
889 adios (NULL, "getname () failed -- you lose extraordinarily big");
890 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL)) == NULL)
891 adios (NULL, "bad signature '%s'", sigbuf);
896 strncpy (signature, adrsprintf (NULL, NULL), sizeof(signature));
902 * Now that we've outputted the header fields in the draft
903 * message, we will now output any remaining header fields
904 * that we need to add/create.
908 finish_headers (FILE *out)
912 if (whomsw && !fill_up)
915 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
917 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
918 (int) getpid (), (long) tclock, LocalName ());
919 if (msgflags & MFRM) {
920 /* There was already a From: in the draft. Don't add one. */
921 if (!draft_from_masquerading)
922 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
923 so we'll reveal the user's actual account@thismachine
924 address in a Sender: header (and use it as the envelope
926 fprintf (out, "Sender: %s\n", from);
929 /* Construct a From: header. */
930 fprintf (out, "From: %s\n", signature);
934 if (!(msgflags & MVIS))
935 fprintf (out, "Bcc: Blind Distribution List: ;\n");
939 if (!(msgflags & MDAT)) {
940 advise (NULL, "message has no Date: header");
943 if (!(msgflags & MFRM)) {
944 advise (NULL, "message has no From: header");
947 if (whomsw && !fill_up)
950 fprintf (out, "Resent-Date: %s\n", dtime (&tclock, 0));
952 fprintf (out, "Resent-Message-ID: <%d.%ld@%s>\n",
953 (int) getpid (), (long) tclock, LocalName ());
954 if (msgflags & MRFM) {
955 /* There was already a Resent-From: in draft. Don't add one. */
956 if (!draft_from_masquerading)
957 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
958 so we'll reveal the user's actual account@thismachine
959 address in a Sender: header (and use it as the envelope
961 fprintf (out, "Resent-Sender: %s\n", from);
964 /* Construct a Resent-From: header. */
965 fprintf (out, "Resent-From: %s\n", signature);
968 if (!(msgflags & MVIS))
969 fprintf (out, "Resent-Bcc: Blind Re-Distribution List: ;\n");
974 adios (NULL, "re-format message and try again");
976 adios (NULL, "no addressees");
981 get_header (char *header, struct headers *table)
985 for (h = table; h->value; h++)
986 if (!mh_strcasecmp (header, h->value))
994 putadr (char *name, char *aka, struct mailname *mp, FILE *out, unsigned int flags)
1000 if (mp->m_mbox == NULL || ((flags & HTRY) && !insert (mp)))
1002 if ((!fill_in && (flags & (HBCC | HDCC))) || mp->m_ingrp)
1006 fprintf (out, "%s: ", name);
1007 linepos += (nameoutput = strlen (name) + 2);
1010 if (*aka && mp->m_type != UUCPHOST && !mp->m_pers)
1011 mp->m_pers = getcpy (aka);
1013 if (mp->m_gname && !fill_in) {
1014 snprintf (buffer, sizeof(buffer), "%s;", mp->m_gname);
1017 cp = adrformat (mp);
1024 if (linepos != nameoutput) {
1025 if (len + linepos + 2 > outputlinelen)
1026 fprintf (out, ",\n%*s", linepos = nameoutput, "");
1036 return (flags & HTRY);
1041 putgrp (char *name, char *group, FILE *out, unsigned int flags)
1046 if (!fill_in && (flags & HBCC))
1050 fprintf (out, "%s: ", name);
1051 linepos += (nameoutput = strlen (name) + 2);
1053 linepos -= strlen (group);
1056 cp = fill_in ? group : concat (group, ";", NULL);
1059 if (linepos > nameoutput) {
1060 if (len + linepos + 2 > outputlinelen) {
1061 fprintf (out, ",\n%*s", nameoutput, "");
1062 linepos = nameoutput;
1076 insert (struct mailname *np)
1078 struct mailname *mp;
1080 if (np->m_mbox == NULL)
1083 for (mp = np->m_type == LOCALHOST ? &localaddrs
1084 : np->m_type == UUCPHOST ? &uuaddrs
1088 if (!mh_strcasecmp (np->m_host, mp->m_next->m_host)
1089 && !mh_strcasecmp (np->m_mbox, mp->m_next->m_mbox)
1090 && np->m_bcc == mp->m_next->m_bcc)
1103 struct mailname *mp;
1105 printf ("-------\n\t-- Addresses --\nlocal:\t");
1106 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1107 printf ("%s%s%s", mp->m_mbox,
1108 mp->m_bcc ? "[BCC]" : "",
1109 mp->m_next ? ",\n\t" : "");
1111 printf ("\nnet:\t");
1112 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1113 printf ("%s%s@%s%s%s", mp->m_path ? mp->m_path : "",
1114 mp->m_mbox, mp->m_host,
1115 mp->m_bcc ? "[BCC]" : "",
1116 mp->m_next ? ",\n\t" : "");
1118 printf ("\nuucp:\t");
1119 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1120 printf ("%s!%s%s%s", mp->m_host, mp->m_mbox,
1121 mp->m_bcc ? "[BCC]" : "",
1122 mp->m_next ? ",\n\t" : "");
1124 printf ("\n\t-- Folder Copies --\nfcc:\t");
1125 for (i = 0; i < fccind; i++)
1126 printf ("%s%s", fccfold[i], i + 1 < fccind ? ",\n\t" : "");
1134 struct mailname *mp;
1136 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1137 if (annoaux (mp) == NOTOK)
1140 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1141 if (annoaux (mp) == NOTOK)
1144 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1145 if (annoaux (mp) == NOTOK)
1155 annoaux (struct mailname *mp)
1158 char buffer[BUFSIZ];
1160 snprintf (buffer, sizeof(buffer), "%s\n", adrformat (mp));
1161 i = strlen (buffer);
1163 return (write (pfd, buffer, i) == i ? OK : NOTOK);
1168 insert_fcc (struct headers *hdr, unsigned char *pp)
1172 for (cp = pp; isspace (*cp); cp++)
1174 for (pp += strlen (pp) - 1; pp > cp && isspace (*pp); pp--)
1182 adios (NULL, "too many %ss", hdr->value);
1183 fccfold[fccind++] = getcpy (cp);
1191 make_bcc_file (int dashstuff)
1199 tfile = m_mktemp2(NULL, "bccs", NULL, &out);
1200 if (tfile == NULL) adios("bcc", "unable to create temporary file");
1201 chmod (bccfil, 0600);
1202 strncpy (bccfil, tfile, sizeof(bccfil));
1204 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
1206 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
1207 (int) getpid (), (long) tclock, LocalName ());
1208 if (msgflags & MFRM) {
1209 /* There was already a From: in the draft. Don't add one. */
1210 if (!draft_from_masquerading)
1211 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
1212 so we'll reveal the user's actual account@thismachine
1213 address in a Sender: header (and use it as the envelope
1215 fprintf (out, "Sender: %s\n", from);
1218 /* Construct a From: header. */
1219 fprintf (out, "From: %s\n", signature);
1221 fprintf (out, "Subject: %s", subject);
1222 fprintf (out, "BCC:\n");
1225 * Use MIME encapsulation for Bcc messages
1231 * Check if any lines in the message clash with the
1232 * prefix for the MIME multipart separator. If there
1233 * is a clash, increment one of the letters in the
1234 * prefix and check again.
1236 if ((cp = strchr(prefix, 'a')) == NULL)
1237 adios (NULL, "lost prefix start");
1238 while (find_prefix () == NOTOK) {
1243 adios (NULL, "can't find a unique delimiter string");
1248 fprintf (out, "%s: %s\n%s: multipart/digest; boundary=\"",
1249 VRSN_FIELD, VRSN_VALUE, TYPE_FIELD);
1250 fprintf (out, "%s\"\n\n--%s\n\n", prefix, prefix);
1252 fprintf (out, "\n------- Blind-Carbon-Copy\n\n");
1258 * Do mhl filtering of Bcc messages instead
1259 * of MIME encapsulation.
1261 if (filter != NULL) {
1262 vec[0] = r1bindex (mhlproc, '/');
1264 for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
1268 adios ("fork", "unable to");
1271 dup2 (fileno (out), 1);
1274 vec[i++] = "-forward";
1279 /* was the flag -[no]dashstuffing specified? */
1281 vec[i++] = "-dashstuffing";
1282 else if (dashstuff < 0)
1283 vec[i++] = "-nodashstuffing";
1286 execvp (mhlproc, vec);
1287 fprintf (stderr, "unable to exec ");
1292 pidXwait (child_id, mhlproc);
1296 if ((fd = open (tmpfil, O_RDONLY)) == NOTOK)
1297 adios (tmpfil, "unable to re-open");
1300 * If using MIME encapsulation, or if the -nodashstuffing
1301 * flag was given, then just copy message. Else do
1302 * RFC934 quoting (dashstuffing).
1304 if (mime || dashstuff < 0)
1305 cpydata (fd, fileno (out), tmpfil, bccfil);
1307 cpydgst (fd, fileno (out), tmpfil, bccfil);
1311 fseek (out, 0L, SEEK_END);
1313 fprintf (out, "\n--%s--\n", prefix);
1315 fprintf (out, "\n------- End of Blind-Carbon-Copy\n");
1321 * Scan message to check if any lines clash with
1322 * the prefix of the MIME multipart separator.
1329 unsigned char buffer[BUFSIZ];
1332 if ((in = fopen (tmpfil, "r")) == NULL)
1333 adios (tmpfil, "unable to re-open");
1335 while (fgets (buffer, sizeof(buffer) - 1, in))
1336 if (buffer[0] == '-' && buffer[1] == '-') {
1339 for (cp = buffer + strlen (buffer) - 1; cp >= buffer; cp--)
1343 if (strcmp (buffer + 2, prefix) == 0) {
1354 #define plural(x) (x == 1 ? "" : "s")
1359 if (badadr && unkadr)
1360 die (NULL, "%d address%s unparsable, %d addressee%s undeliverable",
1361 badadr, plural (badadr), unkadr, plural (badadr));
1363 die (NULL, "%d address%s unparsable", badadr, plural (badadr));
1365 die (NULL, "%d addressee%s undeliverable", unkadr, plural (unkadr));
1370 do_addresses (int bccque, int talk)
1374 struct mailname *lp;
1377 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1378 if (lp->m_bcc ? bccque : !bccque) {
1380 printf (" -- Local Recipients --\n");
1381 do_an_address (lp, talk);
1386 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1387 if (lp->m_bcc ? bccque : !bccque) {
1389 printf (" -- UUCP Recipients --\n");
1390 do_an_address (lp, talk);
1395 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1396 if (lp->m_bcc ? bccque : !bccque) {
1398 printf (" -- Network Recipients --\n");
1399 do_an_address (lp, talk);
1406 if (rp_isbad (retval = sm_waend ()))
1407 die (NULL, "problem ending addresses; %s", rp_string (retval));
1408 #endif /* SMTPMTS */
1413 * MTS-SPECIFIC INTERACTION
1418 * SENDMAIL/SMTP routines
1424 post (char *file, int bccque, int talk)
1429 onex = !(msgflags & MINV) || bccque;
1431 if (msgflags & MINV)
1432 printf (" -- Posting for %s Recipients --\n",
1433 bccque ? "Blind" : "Sighted");
1435 printf (" -- Posting for All Recipients --\n");
1440 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, verbose,
1441 snoop, onex, queued, sasl, saslmech,
1443 || rp_isbad (retval = sm_winit (smtpmode, from)))
1444 die (NULL, "problem initializing server; %s", rp_string (retval));
1446 do_addresses (bccque, talk && verbose);
1447 if ((fd = open (file, O_RDONLY)) == NOTOK)
1448 die (file, "unable to re-open");
1453 sm_end (onex ? OK : DONE);
1457 if (msgflags & MINV)
1458 printf (" -- %s Recipient Copies Posted --\n",
1459 bccque ? "Blind" : "Sighted");
1461 printf (" -- Recipient Copies Posted --\n");
1468 /* Address Verification */
1471 verify_all_addresses (int talk)
1474 struct mailname *lp;
1478 if (!whomsw || checksw)
1479 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch,
1480 verbose, snoop, 0, queued, sasl,
1481 saslmech, user, tls))
1482 || rp_isbad (retval = sm_winit (smtpmode, from)))
1483 die (NULL, "problem initializing server; %s", rp_string (retval));
1485 if (talk && !whomsw)
1486 printf (" -- Address Verification --\n");
1487 if (talk && localaddrs.m_next)
1488 printf (" -- Local Recipients --\n");
1489 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1490 do_an_address (lp, talk);
1492 if (talk && uuaddrs.m_next)
1493 printf (" -- UUCP Recipients --\n");
1494 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1495 do_an_address (lp, talk);
1497 if (talk && netaddrs.m_next)
1498 printf (" -- Network Recipients --\n");
1499 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1500 do_an_address (lp, talk);
1503 if (talk && !whomsw)
1504 printf (" -- Address Verification Successful --\n");
1506 if (!whomsw || checksw)
1515 do_an_address (struct mailname *lp, int talk)
1521 switch (lp->m_type) {
1525 strncpy (addr, mbox, sizeof(addr));
1529 mbox = auxformat (lp, 0);
1531 snprintf (addr, sizeof(addr), "%s!%s", lp->m_host, lp->m_mbox);
1534 default: /* let SendMail decide if the host is bad */
1537 snprintf (addr, sizeof(addr), "%s at %s", mbox, host);
1542 printf (" %s%s", addr, whomsw && lp->m_bcc ? "[BCC]" : "");
1544 if (whomsw && !checksw) {
1552 switch (retval = sm_wadr (mbox, host,
1553 lp->m_type != UUCPHOST ? lp->m_path : NULL)) {
1556 printf ("address ok\n");
1562 fprintf (stderr, " %s: ", addr);
1563 fprintf (talk ? stdout : stderr, "loses; %s\n",
1564 rp_string (retval));
1570 fprintf (stderr, " %s: ", addr);
1571 die (NULL, "unexpected response; %s", rp_string (retval));
1579 do_text (char *file, int fd)
1584 lseek (fd, (off_t) 0, SEEK_SET);
1586 while ((state = read (fd, buf, sizeof(buf))) > 0) {
1587 if (rp_isbad (retval = sm_wtxt (buf, state)))
1588 die (NULL, "problem writing text; %s\n", rp_string (retval));
1592 die (file, "problem reading from");
1594 switch (retval = sm_wtend ()) {
1600 die (NULL, "posting failed; %s", rp_string (retval));
1603 die (NULL, "unexpected response; %s", rp_string (retval));
1607 #endif /* SMTPMTS */
1618 if (msgflags & MINV)
1622 if (!whomsw || checksw)
1624 #endif /* SMTPMTS */
1636 hstat = SIGNAL2 (SIGHUP, sigser);
1637 istat = SIGNAL2 (SIGINT, sigser);
1638 qstat = SIGNAL2 (SIGQUIT, sigser);
1639 tstat = SIGNAL2 (SIGTERM, sigser);
1649 SIGNAL (SIGHUP, hstat);
1650 SIGNAL (SIGINT, istat);
1651 SIGNAL (SIGQUIT, qstat);
1652 SIGNAL (SIGTERM, tstat);
1660 p_refile (char *file)
1668 printf (" -- Filing Folder Copies --\n");
1669 for (i = 0; i < fccind; i++)
1670 fcc (file, fccfold[i]);
1672 printf (" -- Folder Copies Filed --\n");
1677 * Call the `fileproc' to add the file to the folder.
1681 fcc (char *file, char *folder)
1688 printf (" %sFcc %s: ", msgstate == RESENT ? "Resent-" : "", folder);
1691 for (i = 0; (child_id = fork ()) == NOTOK && i < 5; i++)
1697 fprintf (stderr, " %sFcc %s: ",
1698 msgstate == RESENT ? "Resent-" : "", folder);
1699 fprintf (verbose ? stdout : stderr, "no forks, so not ok\n");
1703 /* see if we need to add `+' */
1704 snprintf (fold, sizeof(fold), "%s%s",
1705 *folder == '+' || *folder == '@' ? "" : "+", folder);
1707 /* now exec the fileproc */
1708 execlp (fileproc, r1bindex (fileproc, '/'),
1709 "-link", "-file", file, fold, NULL);
1713 if ((status = pidwait (child_id, OK))) {
1715 fprintf (stderr, " %sFcc %s: ",
1716 msgstate == RESENT ? "Resent-" : "", folder);
1717 pidstatus (status, verbose ? stdout : stderr, NULL);
1720 printf ("folder ok\n");
1732 die (char *what, char *fmt, ...)
1737 if (msgflags & MINV)
1741 if (!whomsw || checksw)
1743 #endif /* SMTPMTS */
1746 advertise (what, NULL, fmt, ap);