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 HAVE_SYS_TIME_H
27 # include <sys/time.h>
32 # include <mts/smtp/smtp.h>
36 # define SASLminc(a) (a)
37 #else /* CYRUS_SASL */
38 # define SASLminc(a) 0
39 #endif /* CYRUS_SASL */
42 # define TLSminc(a) (a)
43 #else /* TLS_SUPPORT */
45 #endif /* TLS_SUPPORT */
47 #define FCCS 10 /* max number of fccs allowed */
49 #define uptolow(c) ((isalpha(c) && isupper (c)) ? tolower (c) : c)
51 /* In the following array of structures, the numeric second field of the
52 structures (minchars) is apparently used like this:
54 -# : Switch can be abbreviated to # characters; switch hidden in -help.
55 0 : Switch can't be abbreviated; switch shown in -help.
56 # : Switch can be abbreviated to # characters; switch shown in -help. */
58 static struct swit switches[] = {
60 { "alias aliasfile", 0 },
62 { "check", -5 }, /* interface from whom */
64 { "nocheck", -7 }, /* interface from whom */
68 { "dist", -4 }, /* interface from dist */
70 { "filter filterfile", 0 },
78 { "library directory", -7 }, /* interface from send, whom */
96 { "whom", -4 }, /* interface from whom */
98 { "width columns", 0 },
103 #define BITSTUFFSW 22
104 { "dashstuffing", -12 }, /* should we dashstuff BCC messages? */
105 #define NBITSTUFFSW 23
106 { "nodashstuffing", -14 },
108 { "mail", -4 }, /* specify MAIL smtp mode */
110 { "saml", -4 }, /* specify SAML smtp mode */
112 { "send", -4 }, /* specify SEND smtp mode */
114 { "soml", -4 }, /* specify SOML smtp mode */
116 { "idanno number", -6 }, /* interface from send */
118 { "deliver address-list", -7 },
120 { "client host", -6 },
122 { "server host", -6 }, /* specify alternate SMTP server */
124 { "snoop", -5 }, /* snoop the SMTP transaction */
126 { "fill-in file", -7 },
134 { "sasl", SASLminc(-4) },
135 #define SASLMECHSW 38
136 { "saslmech", SASLminc(-5) },
138 { "user", SASLminc(-4) },
140 { "port server port name/number", 4 },
142 { "tls", TLSminc(-3) },
143 #define FILEPROCSW 42
158 * flags for headers->flags
160 #define HNOP 0x0000 /* just used to keep .set around */
161 #define HBAD 0x0001 /* bad header - don't let it through */
162 #define HADR 0x0002 /* header has an address field */
163 #define HSUB 0x0004 /* Subject: header */
164 #define HTRY 0x0008 /* try to send to addrs on header */
165 #define HBCC 0x0010 /* don't output this header */
166 #define HMNG 0x0020 /* munge this header */
167 #define HNGR 0x0040 /* no groups allowed in this header */
168 #define HFCC 0x0080 /* FCC: type header */
169 #define HNIL 0x0100 /* okay for this header not to have addrs */
170 #define HIGN 0x0200 /* ignore this header */
171 #define HDCC 0x0400 /* another undocumented feature */
174 * flags for headers->set
176 #define MFRM 0x0001 /* we've seen a From: */
177 #define MDAT 0x0002 /* we've seen a Date: */
178 #define MRFM 0x0004 /* we've seen a Resent-From: */
179 #define MVIS 0x0008 /* we've seen sighted addrs */
180 #define MINV 0x0010 /* we've seen blind addrs */
183 static struct headers NHeaders[] = {
184 { "Return-Path", HBAD, 0 },
185 { "Received", HBAD, 0 },
186 { "Reply-To", HADR|HNGR, 0 },
187 { "From", HADR|HNGR, MFRM },
188 { "Sender", HADR|HBAD, 0 },
190 { "Subject", HSUB, 0 },
191 { "To", HADR|HTRY, MVIS },
192 { "cc", HADR|HTRY, MVIS },
193 { "Bcc", HADR|HTRY|HBCC|HNIL, MINV },
194 { "Dcc", HADR|HTRY|HDCC|HNIL, MVIS }, /* sorta cc & bcc combined */
195 { "Message-ID", HBAD, 0 },
200 static struct headers RHeaders[] = {
201 { "Resent-Reply-To", HADR|HNGR, 0 },
202 { "Resent-From", HADR|HNGR, MRFM },
203 { "Resent-Sender", HADR|HBAD, 0 },
204 { "Resent-Date", HBAD, 0 },
205 { "Resent-Subject", HSUB, 0 },
206 { "Resent-To", HADR|HTRY, MVIS },
207 { "Resent-cc", HADR|HTRY, MVIS },
208 { "Resent-Bcc", HADR|HTRY|HBCC, MINV },
209 { "Resent-Message-ID", HBAD, 0 },
210 { "Resent-Fcc", HFCC, 0 },
211 { "Reply-To", HADR, 0 },
212 { "From", HADR|HNGR, MFRM },
213 { "Sender", HADR|HNGR, 0 },
214 { "Date", HNOP, MDAT },
215 { "To", HADR|HNIL, 0 },
216 { "cc", HADR|HNIL, 0 },
217 { "Bcc", HADR|HTRY|HBCC|HNIL, 0 },
222 static short fccind = 0; /* index into fccfold[] */
223 static short outputlinelen = OUTPUTLINELEN;
225 static int pfd = NOTOK; /* fd to write annotation list to */
226 static uid_t myuid= -1; /* my user id */
227 static gid_t mygid= -1; /* my group id */
228 static int recipients = 0; /* how many people will get a copy */
229 static int unkadr = 0; /* how many of those were unknown */
230 static int badadr = 0; /* number of bad addrs */
231 static int badmsg = 0; /* message has bad semantics */
232 static int verbose = 0; /* spell it out */
233 static int format = 1; /* format addresses */
234 static int mime = 0; /* use MIME-style encapsulations for Bcc */
235 static int msgid = 0; /* add msgid */
236 static int debug = 0; /* debugging post */
237 static int watch = 0; /* watch the delivery process */
238 static int whomsw = 0; /* we are whom not post */
239 static int checksw = 0; /* whom -check */
240 static int linepos=0; /* putadr()'s position on the line */
241 static int nameoutput=0; /* putadr() has output header name */
242 static int sasl=0; /* Use SASL auth for SMTP */
243 static char *saslmech=NULL; /* Force use of particular SASL mech */
244 static char *user=NULL; /* Authenticate as this user */
245 static char *port="smtp"; /* Name of server port for SMTP */
246 static int tls=0; /* Use TLS for encryption */
248 static unsigned msgflags = 0; /* what we've seen */
252 static int msgstate = NORMAL;
254 static time_t tclock = 0; /* the time we started (more or less) */
256 static SIGNAL_HANDLER hstat, istat, qstat, tstat;
258 static char tmpfil[BUFSIZ];
259 static char bccfil[BUFSIZ];
261 static char from[BUFSIZ]; /* my network address */
262 static char signature[BUFSIZ]; /* my signature */
263 static char *filter = NULL; /* the filter for BCC'ing */
264 static char *subject = NULL; /* the subject field for BCC'ing */
265 static char *fccfold[FCCS]; /* foldernames for FCC'ing */
267 static struct headers *hdrtab; /* table for the message we're doing */
269 static struct mailname localaddrs={NULL}; /* local addrs */
270 static struct mailname netaddrs={NULL}; /* network addrs */
271 static struct mailname uuaddrs={NULL}; /* uucp addrs */
272 static struct mailname tmpaddrs={NULL}; /* temporary queue */
275 static int snoop = 0;
276 static int smtpmode = S_MAIL;
277 static char *clientsw = NULL;
278 static char *serversw = NULL;
280 extern struct smtp sm_reply;
283 static char prefix[] = "----- =_aaaaaaaaaa";
285 static int fill_up = 0;
286 static char *fill_in = NULL;
287 static char *partno = NULL;
288 static int queued = 0;
290 extern boolean draft_from_masquerading; /* defined in mts.c */
295 static void putfmt (char *, char *, FILE *);
296 static void start_headers (void);
297 static void finish_headers (FILE *);
298 static int get_header (char *, struct headers *);
299 static int putadr (char *, char *, struct mailname *, FILE *, unsigned int);
300 static void putgrp (char *, char *, FILE *, unsigned int);
301 static int insert (struct mailname *);
302 static void pl (void);
303 static void anno (void);
304 static int annoaux (struct mailname *);
305 static void insert_fcc (struct headers *, unsigned char *);
306 static void make_bcc_file (int);
307 static void verify_all_addresses (int);
308 static void chkadr (void);
309 static void sigon (void);
310 static void sigoff (void);
311 static void p_refile (char *);
312 static void fcc (char *, char *);
313 static void die (char *, char *, ...);
314 static void post (char *, int, int);
315 static void do_text (char *file, int fd);
316 static void do_an_address (struct mailname *, int);
317 static void do_addresses (int, int);
318 static int find_prefix (void);
322 main (int argc, char **argv)
324 int state, compnum, dashstuff = 0;
325 char *cp, *msg = NULL, **argp, **arguments;
326 char buf[BUFSIZ], name[NAMESZ];
330 setlocale(LC_ALL, "");
332 invo_name = r1bindex (argv[0], '/');
334 /* foil search of user profile/context */
335 if (context_foil (NULL) == -1)
338 mts_init (invo_name);
339 arguments = getarguments (invo_name, argc, argv, 0);
342 while ((cp = *argp++)) {
344 switch (smatch (++cp, switches)) {
346 ambigsw (cp, switches);
349 adios (NULL, "-%s unknown", cp);
352 snprintf (buf, sizeof(buf), "%s [switches] file", invo_name);
353 print_help (buf, switches, 0);
356 print_version(invo_name);
360 if (!(cp = *argp++) || *cp == '-')
361 adios (NULL, "missing argument to %s", argp[-2]);
362 /* create a minimal context */
363 if (context_foil (cp) == -1)
368 if (!(cp = *argp++) || *cp == '-')
369 adios (NULL, "missing argument to %s", argp[-2]);
370 if ((state = alias (cp)) != AK_OK)
371 adios (NULL, "aliasing error in %s - %s",
372 cp, akerror (state));
391 if (!(filter = *argp++) || *filter == '-')
392 adios (NULL, "missing argument to %s", argp[-2]);
447 if (!(cp = *argp++) || *cp == '-')
448 adios (NULL, "missing argument to %s", argp[-2]);
449 if ((outputlinelen = atoi (cp)) < 10)
450 adios (NULL, "impossible width %d", outputlinelen);
454 if (!(cp = *argp++) || *cp == '-')
455 adios (NULL, "missing argument to %s", argp[-2]);
456 if ((pfd = atoi (cp)) <= 2)
457 adios (NULL, "bad argument %s %s", argp[-2], cp);
461 if (!(cp = *argp++) || *cp == '-')
462 adios (NULL, "missing argument to %s", argp[-2]);
468 if (!(cp = *argp++) || *cp == '-')
469 adios (NULL, "missing argument to %s", argp[-2]);
488 if (!(clientsw = *argp++) || *clientsw == '-')
489 adios (NULL, "missing argument to %s", argp[-2]);
492 if (!(serversw = *argp++) || *serversw == '-')
493 adios (NULL, "missing argument to %s", argp[-2]);
501 if (!(fill_in = *argp++) || *fill_in == '-')
502 adios (NULL, "missing argument to %s", argp[-2]);
508 if (!(partno = *argp++) || *partno == '-')
509 adios (NULL, "missing argument to %s", argp[-2]);
521 if (!(saslmech = *argp++) || *saslmech == '-')
522 adios (NULL, "missing argument to %s", argp[-2]);
526 if (!(user = *argp++) || *user == '-')
527 adios (NULL, "missing argument to %s", argp[-2]);
531 if (!(port = *argp++) || *port == '-')
532 adios (NULL, "missing argument to %s", argp[-2]);
540 if (!(cp = *argp++) || *cp == '-')
541 adios (NULL, "missing argument to %s", argp[-2]);
546 if (!(cp = *argp++) || *cp == '-')
547 adios (NULL, "missing argument to %s", argp[-2]);
553 adios (NULL, "only one message at a time!");
561 adios (NULL, "usage: %s [switches] file", invo_name);
563 if (outputlinelen < 10)
564 adios (NULL, "impossible width %d", outputlinelen);
566 if ((in = fopen (msg, "r")) == NULL)
567 adios (msg, "unable to open");
572 discard (out = stdout); /* XXX: reference discard() to help loader */
575 if ((out = fopen (fill_in ? fill_in : "/dev/null", "w")) == NULL)
576 adios ("/dev/null", "unable to open");
578 char *cp = m_mktemp(m_maildir(invo_name), NULL, &out);
580 cp = m_mktemp2(NULL, invo_name, NULL, &out);
582 adios ("post", "unable to create temporary file");
585 strncpy(tmpfil, cp, sizeof(tmpfil));
586 chmod (tmpfil, 0600);
590 hdrtab = msgstate == NORMAL ? NHeaders : RHeaders;
592 for (compnum = 1, state = FLD;;) {
593 switch (state = m_getfld (state, name, buf, sizeof(buf), in)) {
598 cp = add (buf, NULL);
599 while (state == FLDPLUS) {
600 state = m_getfld (state, name, buf, sizeof(buf), in);
603 putfmt (name, cp, out);
607 finish_headers (out);
612 finish_headers (out);
613 if (whomsw && !fill_in)
615 fprintf (out, "\n%s", buf);
616 while (state == BODY) {
617 state = m_getfld (state, name, buf, sizeof(buf), in);
623 finish_headers (out);
628 adios (NULL, "message format error in component #%d", compnum);
631 adios (NULL, "getfld() returned %d", state);
647 /* If we are doing a "whom" check */
650 verify_all_addresses (1);
654 if (msgflags & MINV) {
655 make_bcc_file (dashstuff);
656 if (msgflags & MVIS) {
657 verify_all_addresses (verbose);
658 post (tmpfil, 0, verbose);
660 post (bccfil, 1, verbose);
663 post (tmpfil, 0, isatty (1));
670 printf (partno ? "Partial Message #%s Processed\n" : "Message Processed\n",
682 putfmt (char *name, char *str, FILE *out)
684 int count, grp, i, keep;
687 struct mailname *mp = NULL, *np = NULL;
690 while (*str == ' ' || *str == '\t')
693 if (msgstate == NORMAL && uprf (name, "resent")) {
694 advise (NULL, "illegal header line -- %s:", name);
699 if ((i = get_header (name, hdrtab)) == NOTOK) {
700 fprintf (out, "%s: %s", name, str);
705 if (hdr->flags & HIGN) {
707 fprintf (out, "%s: %s", name, str);
710 if (hdr->flags & HBAD) {
712 fprintf (out, "%s: %s", name, str);
714 advise (NULL, "illegal header line -- %s:", name);
719 msgflags |= (hdr->set & ~(MVIS | MINV));
721 if (hdr->flags & HSUB)
722 subject = subject ? add (str, add ("\t", subject)) : getcpy (str);
723 if (hdr->flags & HFCC) {
725 fprintf (out, "%s: %s", name, str);
729 if ((cp = strrchr(str, '\n')))
731 for (cp = pp = str; (cp = strchr(pp, ',')); pp = cp) {
733 insert_fcc (hdr, pp);
735 insert_fcc (hdr, pp);
739 if (!(hdr->flags & HADR)) {
740 fprintf (out, "%s: %s", name, str);
744 tmpaddrs.m_next = NULL;
745 for (count = 0; (cp = getname (str)); count++)
746 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
750 tmpaddrs.m_next = mp;
754 if (hdr->flags & HTRY)
760 if (hdr->flags & HNIL)
761 fprintf (out, "%s: %s", name, str);
764 advise (NULL, "%s: field requires at least one address", name);
771 nameoutput = linepos = 0;
772 snprintf (namep, sizeof(namep), "%s%s",
773 !fill_in && (hdr->flags & HMNG) ? "Original-" : "", name);
775 for (grp = 0, mp = tmpaddrs.m_next; mp; mp = np)
776 if (mp->m_nohost) { /* also used to test (hdr->flags & HTRY) */
777 /* The address doesn't include a host, so it might be an alias. */
778 pp = akvalue (mp->m_mbox); /* do mh alias substitution */
779 qp = akvisible () ? mp->m_mbox : "";
782 putgrp (namep, np->m_gname, out, hdr->flags);
783 while ((cp = getname (pp))) {
784 if (!(mp = getm (cp, NULL, 0, AD_HOST, NULL))) {
789 if (draft_from_masquerading && ((msgstate == RESENT)
791 : (hdr->set & MFRM)))
792 /* The user manually specified a [Resent-]From: address in
793 their draft and the "masquerade:" line in mts.conf
794 doesn't contain "draft_from", so we'll set things up to
795 use the actual email address embedded in the draft
796 [Resent-]From: (after alias substitution, and without the
797 GECOS full name or angle brackets) as the envelope
799 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
801 if (hdr->flags & HBCC)
804 mp->m_ingrp = np->m_ingrp;
807 putgrp (namep, mp->m_gname, out, hdr->flags);
810 if (putadr (namep, qp, mp, out, hdr->flags))
811 msgflags |= (hdr->set & (MVIS | MINV));
820 /* Address includes a host, so no alias substitution is needed. */
821 if (draft_from_masquerading && ((msgstate == RESENT)
823 : (hdr->set & MFRM)))
824 /* The user manually specified a [Resent-]From: address in
825 their draft and the "masquerade:" line in mts.conf
826 doesn't contain "draft_from", so we'll set things up to
827 use the actual email address embedded in the draft
828 [Resent-]From: (after alias substitution, and without the
829 GECOS full name or angle brackets) as the envelope
831 strncpy(from, auxformat(mp, 0), sizeof(from) - 1);
833 if (hdr->flags & HBCC)
836 putgrp (namep, mp->m_gname, out, hdr->flags);
839 keep = putadr (namep, "", mp, out, hdr->flags);
843 msgflags |= (hdr->set & (MVIS | MINV));
849 if (grp > 0 && (hdr->flags & HNGR)) {
850 advise (NULL, "%s: field does not allow groups", name);
854 if (fill_in && grp > 0)
865 char myhost[BUFSIZ], sigbuf[BUFSIZ];
872 strncpy (from, adrsprintf (NULL, NULL), sizeof(from));
873 strncpy (myhost, LocalName (), sizeof(myhost));
875 for (cp = myhost; *cp; cp++)
878 if ((cp = getfullname ()) && *cp) {
879 strncpy (sigbuf, cp, sizeof(sigbuf));
880 snprintf (signature, sizeof(signature), "%s <%s>",
881 sigbuf, adrsprintf (NULL, NULL));
882 if ((cp = getname (signature)) == NULL)
883 adios (NULL, "getname () failed -- you lose extraordinarily big");
884 if ((mp = getm (cp, NULL, 0, AD_HOST, NULL)) == NULL)
885 adios (NULL, "bad signature '%s'", sigbuf);
890 strncpy (signature, adrsprintf (NULL, NULL), sizeof(signature));
896 * Now that we've outputted the header fields in the draft
897 * message, we will now output any remaining header fields
898 * that we need to add/create.
902 finish_headers (FILE *out)
906 if (whomsw && !fill_up)
909 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
911 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
912 (int) getpid (), (long) tclock, LocalName ());
913 if (msgflags & MFRM) {
914 /* There was already a From: in the draft. Don't add one. */
915 if (!draft_from_masquerading)
916 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
917 so we'll reveal the user's actual account@thismachine
918 address in a Sender: header (and use it as the envelope
920 fprintf (out, "Sender: %s\n", from);
923 /* Construct a From: header. */
924 fprintf (out, "From: %s\n", signature);
928 if (!(msgflags & MVIS))
929 fprintf (out, "Bcc: Blind Distribution List: ;\n");
933 if (!(msgflags & MDAT)) {
934 advise (NULL, "message has no Date: header");
937 if (!(msgflags & MFRM)) {
938 advise (NULL, "message has no From: header");
941 if (whomsw && !fill_up)
944 fprintf (out, "Resent-Date: %s\n", dtime (&tclock, 0));
946 fprintf (out, "Resent-Message-ID: <%d.%ld@%s>\n",
947 (int) getpid (), (long) tclock, LocalName ());
948 if (msgflags & MRFM) {
949 /* There was already a Resent-From: in draft. Don't add one. */
950 if (!draft_from_masquerading)
951 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
952 so we'll reveal the user's actual account@thismachine
953 address in a Sender: header (and use it as the envelope
955 fprintf (out, "Resent-Sender: %s\n", from);
958 /* Construct a Resent-From: header. */
959 fprintf (out, "Resent-From: %s\n", signature);
962 if (!(msgflags & MVIS))
963 fprintf (out, "Resent-Bcc: Blind Re-Distribution List: ;\n");
968 adios (NULL, "re-format message and try again");
970 adios (NULL, "no addressees");
975 get_header (char *header, struct headers *table)
979 for (h = table; h->value; h++)
980 if (!mh_strcasecmp (header, h->value))
988 putadr (char *name, char *aka, struct mailname *mp, FILE *out, unsigned int flags)
994 if (mp->m_mbox == NULL || ((flags & HTRY) && !insert (mp)))
996 if ((!fill_in && (flags & (HBCC | HDCC))) || mp->m_ingrp)
1000 fprintf (out, "%s: ", name);
1001 linepos += (nameoutput = strlen (name) + 2);
1004 if (*aka && mp->m_type != UUCPHOST && !mp->m_pers)
1005 mp->m_pers = getcpy (aka);
1007 if (mp->m_gname && !fill_in) {
1008 snprintf (buffer, sizeof(buffer), "%s;", mp->m_gname);
1011 cp = adrformat (mp);
1018 if (linepos != nameoutput) {
1019 if (len + linepos + 2 > outputlinelen)
1020 fprintf (out, ",\n%*s", linepos = nameoutput, "");
1030 return (flags & HTRY);
1035 putgrp (char *name, char *group, FILE *out, unsigned int flags)
1040 if (!fill_in && (flags & HBCC))
1044 fprintf (out, "%s: ", name);
1045 linepos += (nameoutput = strlen (name) + 2);
1047 linepos -= strlen (group);
1050 cp = fill_in ? group : concat (group, ";", NULL);
1053 if (linepos > nameoutput) {
1054 if (len + linepos + 2 > outputlinelen) {
1055 fprintf (out, ",\n%*s", nameoutput, "");
1056 linepos = nameoutput;
1070 insert (struct mailname *np)
1072 struct mailname *mp;
1074 if (np->m_mbox == NULL)
1077 for (mp = np->m_type == LOCALHOST ? &localaddrs
1078 : np->m_type == UUCPHOST ? &uuaddrs
1082 if (!mh_strcasecmp (np->m_host, mp->m_next->m_host)
1083 && !mh_strcasecmp (np->m_mbox, mp->m_next->m_mbox)
1084 && np->m_bcc == mp->m_next->m_bcc)
1097 struct mailname *mp;
1099 printf ("-------\n\t-- Addresses --\nlocal:\t");
1100 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1101 printf ("%s%s%s", mp->m_mbox,
1102 mp->m_bcc ? "[BCC]" : "",
1103 mp->m_next ? ",\n\t" : "");
1105 printf ("\nnet:\t");
1106 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1107 printf ("%s%s@%s%s%s", mp->m_path ? mp->m_path : "",
1108 mp->m_mbox, mp->m_host,
1109 mp->m_bcc ? "[BCC]" : "",
1110 mp->m_next ? ",\n\t" : "");
1112 printf ("\nuucp:\t");
1113 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1114 printf ("%s!%s%s%s", mp->m_host, mp->m_mbox,
1115 mp->m_bcc ? "[BCC]" : "",
1116 mp->m_next ? ",\n\t" : "");
1118 printf ("\n\t-- Folder Copies --\nfcc:\t");
1119 for (i = 0; i < fccind; i++)
1120 printf ("%s%s", fccfold[i], i + 1 < fccind ? ",\n\t" : "");
1128 struct mailname *mp;
1130 for (mp = localaddrs.m_next; mp; mp = mp->m_next)
1131 if (annoaux (mp) == NOTOK)
1134 for (mp = netaddrs.m_next; mp; mp = mp->m_next)
1135 if (annoaux (mp) == NOTOK)
1138 for (mp = uuaddrs.m_next; mp; mp = mp->m_next)
1139 if (annoaux (mp) == NOTOK)
1149 annoaux (struct mailname *mp)
1152 char buffer[BUFSIZ];
1154 snprintf (buffer, sizeof(buffer), "%s\n", adrformat (mp));
1155 i = strlen (buffer);
1157 return (write (pfd, buffer, i) == i ? OK : NOTOK);
1162 insert_fcc (struct headers *hdr, unsigned char *pp)
1166 for (cp = pp; isspace (*cp); cp++)
1168 for (pp += strlen (pp) - 1; pp > cp && isspace (*pp); pp--)
1176 adios (NULL, "too many %ss", hdr->value);
1177 fccfold[fccind++] = getcpy (cp);
1185 make_bcc_file (int dashstuff)
1193 tfile = m_mktemp2(NULL, "bccs", NULL, &out);
1194 if (tfile == NULL) adios("bcc", "unable to create temporary file");
1195 chmod (bccfil, 0600);
1196 strncpy (bccfil, tfile, sizeof(bccfil));
1198 fprintf (out, "Date: %s\n", dtime (&tclock, 0));
1200 fprintf (out, "Message-ID: <%d.%ld@%s>\n",
1201 (int) getpid (), (long) tclock, LocalName ());
1202 if (msgflags & MFRM) {
1203 /* There was already a From: in the draft. Don't add one. */
1204 if (!draft_from_masquerading)
1205 /* mts.conf didn't contain "masquerade:[...]draft_from[...]"
1206 so we'll reveal the user's actual account@thismachine
1207 address in a Sender: header (and use it as the envelope
1209 fprintf (out, "Sender: %s\n", from);
1212 /* Construct a From: header. */
1213 fprintf (out, "From: %s\n", signature);
1215 fprintf (out, "Subject: %s", subject);
1216 fprintf (out, "BCC:\n");
1219 * Use MIME encapsulation for Bcc messages
1225 * Check if any lines in the message clash with the
1226 * prefix for the MIME multipart separator. If there
1227 * is a clash, increment one of the letters in the
1228 * prefix and check again.
1230 if ((cp = strchr(prefix, 'a')) == NULL)
1231 adios (NULL, "lost prefix start");
1232 while (find_prefix () == NOTOK) {
1237 adios (NULL, "can't find a unique delimiter string");
1242 fprintf (out, "%s: %s\n%s: multipart/digest; boundary=\"",
1243 VRSN_FIELD, VRSN_VALUE, TYPE_FIELD);
1244 fprintf (out, "%s\"\n\n--%s\n\n", prefix, prefix);
1246 fprintf (out, "\n------- Blind-Carbon-Copy\n\n");
1252 * Do mhl filtering of Bcc messages instead
1253 * of MIME encapsulation.
1255 if (filter != NULL) {
1256 vec[0] = r1bindex (mhlproc, '/');
1258 for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
1262 adios ("fork", "unable to");
1265 dup2 (fileno (out), 1);
1268 vec[i++] = "-forward";
1273 /* was the flag -[no]dashstuffing specified? */
1275 vec[i++] = "-dashstuffing";
1276 else if (dashstuff < 0)
1277 vec[i++] = "-nodashstuffing";
1280 execvp (mhlproc, vec);
1281 fprintf (stderr, "unable to exec ");
1286 pidXwait (child_id, mhlproc);
1290 if ((fd = open (tmpfil, O_RDONLY)) == NOTOK)
1291 adios (tmpfil, "unable to re-open");
1294 * If using MIME encapsulation, or if the -nodashstuffing
1295 * flag was given, then just copy message. Else do
1296 * RFC934 quoting (dashstuffing).
1298 if (mime || dashstuff < 0)
1299 cpydata (fd, fileno (out), tmpfil, bccfil);
1301 cpydgst (fd, fileno (out), tmpfil, bccfil);
1305 fseek (out, 0L, SEEK_END);
1307 fprintf (out, "\n--%s--\n", prefix);
1309 fprintf (out, "\n------- End of Blind-Carbon-Copy\n");
1315 * Scan message to check if any lines clash with
1316 * the prefix of the MIME multipart separator.
1323 unsigned char buffer[BUFSIZ];
1326 if ((in = fopen (tmpfil, "r")) == NULL)
1327 adios (tmpfil, "unable to re-open");
1329 while (fgets (buffer, sizeof(buffer) - 1, in))
1330 if (buffer[0] == '-' && buffer[1] == '-') {
1333 for (cp = buffer + strlen (buffer) - 1; cp >= buffer; cp--)
1337 if (strcmp (buffer + 2, prefix) == 0) {
1348 #define plural(x) (x == 1 ? "" : "s")
1353 if (badadr && unkadr)
1354 die (NULL, "%d address%s unparsable, %d addressee%s undeliverable",
1355 badadr, plural (badadr), unkadr, plural (badadr));
1357 die (NULL, "%d address%s unparsable", badadr, plural (badadr));
1359 die (NULL, "%d addressee%s undeliverable", unkadr, plural (unkadr));
1364 do_addresses (int bccque, int talk)
1368 struct mailname *lp;
1371 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1372 if (lp->m_bcc ? bccque : !bccque) {
1374 printf (" -- Local Recipients --\n");
1375 do_an_address (lp, talk);
1380 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1381 if (lp->m_bcc ? bccque : !bccque) {
1383 printf (" -- UUCP Recipients --\n");
1384 do_an_address (lp, talk);
1389 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1390 if (lp->m_bcc ? bccque : !bccque) {
1392 printf (" -- Network Recipients --\n");
1393 do_an_address (lp, talk);
1400 if (rp_isbad (retval = sm_waend ()))
1401 die (NULL, "problem ending addresses; %s", rp_string (retval));
1402 #endif /* SMTPMTS */
1407 * MTS-SPECIFIC INTERACTION
1412 * SENDMAIL/SMTP routines
1418 post (char *file, int bccque, int talk)
1423 onex = !(msgflags & MINV) || bccque;
1425 if (msgflags & MINV)
1426 printf (" -- Posting for %s Recipients --\n",
1427 bccque ? "Blind" : "Sighted");
1429 printf (" -- Posting for All Recipients --\n");
1434 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch, verbose,
1435 snoop, onex, queued, sasl, saslmech,
1437 || rp_isbad (retval = sm_winit (smtpmode, from)))
1438 die (NULL, "problem initializing server; %s", rp_string (retval));
1440 do_addresses (bccque, talk && verbose);
1441 if ((fd = open (file, O_RDONLY)) == NOTOK)
1442 die (file, "unable to re-open");
1447 sm_end (onex ? OK : DONE);
1451 if (msgflags & MINV)
1452 printf (" -- %s Recipient Copies Posted --\n",
1453 bccque ? "Blind" : "Sighted");
1455 printf (" -- Recipient Copies Posted --\n");
1462 /* Address Verification */
1465 verify_all_addresses (int talk)
1468 struct mailname *lp;
1472 if (!whomsw || checksw)
1473 if (rp_isbad (retval = sm_init (clientsw, serversw, port, watch,
1474 verbose, snoop, 0, queued, sasl,
1475 saslmech, user, tls))
1476 || rp_isbad (retval = sm_winit (smtpmode, from)))
1477 die (NULL, "problem initializing server; %s", rp_string (retval));
1479 if (talk && !whomsw)
1480 printf (" -- Address Verification --\n");
1481 if (talk && localaddrs.m_next)
1482 printf (" -- Local Recipients --\n");
1483 for (lp = localaddrs.m_next; lp; lp = lp->m_next)
1484 do_an_address (lp, talk);
1486 if (talk && uuaddrs.m_next)
1487 printf (" -- UUCP Recipients --\n");
1488 for (lp = uuaddrs.m_next; lp; lp = lp->m_next)
1489 do_an_address (lp, talk);
1491 if (talk && netaddrs.m_next)
1492 printf (" -- Network Recipients --\n");
1493 for (lp = netaddrs.m_next; lp; lp = lp->m_next)
1494 do_an_address (lp, talk);
1497 if (talk && !whomsw)
1498 printf (" -- Address Verification Successful --\n");
1500 if (!whomsw || checksw)
1509 do_an_address (struct mailname *lp, int talk)
1515 switch (lp->m_type) {
1519 strncpy (addr, mbox, sizeof(addr));
1523 mbox = auxformat (lp, 0);
1525 snprintf (addr, sizeof(addr), "%s!%s", lp->m_host, lp->m_mbox);
1528 default: /* let SendMail decide if the host is bad */
1531 snprintf (addr, sizeof(addr), "%s at %s", mbox, host);
1536 printf (" %s%s", addr, whomsw && lp->m_bcc ? "[BCC]" : "");
1538 if (whomsw && !checksw) {
1546 switch (retval = sm_wadr (mbox, host,
1547 lp->m_type != UUCPHOST ? lp->m_path : NULL)) {
1550 printf ("address ok\n");
1556 fprintf (stderr, " %s: ", addr);
1557 fprintf (talk ? stdout : stderr, "loses; %s\n",
1558 rp_string (retval));
1564 fprintf (stderr, " %s: ", addr);
1565 die (NULL, "unexpected response; %s", rp_string (retval));
1573 do_text (char *file, int fd)
1578 lseek (fd, (off_t) 0, SEEK_SET);
1580 while ((state = read (fd, buf, sizeof(buf))) > 0) {
1581 if (rp_isbad (retval = sm_wtxt (buf, state)))
1582 die (NULL, "problem writing text; %s\n", rp_string (retval));
1586 die (file, "problem reading from");
1588 switch (retval = sm_wtend ()) {
1594 die (NULL, "posting failed; %s", rp_string (retval));
1597 die (NULL, "unexpected response; %s", rp_string (retval));
1601 #endif /* SMTPMTS */
1614 if (msgflags & MINV)
1618 if (!whomsw || checksw)
1620 #endif /* SMTPMTS */
1632 hstat = SIGNAL2 (SIGHUP, sigser);
1633 istat = SIGNAL2 (SIGINT, sigser);
1634 qstat = SIGNAL2 (SIGQUIT, sigser);
1635 tstat = SIGNAL2 (SIGTERM, sigser);
1645 SIGNAL (SIGHUP, hstat);
1646 SIGNAL (SIGINT, istat);
1647 SIGNAL (SIGQUIT, qstat);
1648 SIGNAL (SIGTERM, tstat);
1656 p_refile (char *file)
1664 printf (" -- Filing Folder Copies --\n");
1665 for (i = 0; i < fccind; i++)
1666 fcc (file, fccfold[i]);
1668 printf (" -- Folder Copies Filed --\n");
1673 * Call the `fileproc' to add the file to the folder.
1677 fcc (char *file, char *folder)
1684 printf (" %sFcc %s: ", msgstate == RESENT ? "Resent-" : "", folder);
1687 for (i = 0; (child_id = fork ()) == NOTOK && i < 5; i++)
1693 fprintf (stderr, " %sFcc %s: ",
1694 msgstate == RESENT ? "Resent-" : "", folder);
1695 fprintf (verbose ? stdout : stderr, "no forks, so not ok\n");
1699 /* see if we need to add `+' */
1700 snprintf (fold, sizeof(fold), "%s%s",
1701 *folder == '+' || *folder == '@' ? "" : "+", folder);
1703 /* now exec the fileproc */
1704 execlp (fileproc, r1bindex (fileproc, '/'),
1705 "-link", "-file", file, fold, NULL);
1709 if ((status = pidwait (child_id, OK))) {
1711 fprintf (stderr, " %sFcc %s: ",
1712 msgstate == RESENT ? "Resent-" : "", folder);
1713 pidstatus (status, verbose ? stdout : stderr, NULL);
1716 printf ("folder ok\n");
1728 die (char *what, char *fmt, ...)
1733 if (msgflags & MINV)
1737 if (!whomsw || checksw)
1739 #endif /* SMTPMTS */
1742 advertise (what, NULL, fmt, ap);