diplodocus.org Git - nmh/blob - uip/send.c

   1
   2 /*
   3  * send.c -- send a composed message
   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/utils.h>
  13
  14 #ifdef OAUTH_SUPPORT
  15 # include <h/oauth.h>
  16 #endif
  17
  18 #ifndef CYRUS_SASL
  19 # define SASLminc(a) (a)
  20 #else /* CYRUS_SASL */
  21 # define SASLminc(a)  0
  22 #endif /* CYRUS_SASL */
  23
  24 #ifndef TLS_SUPPORT
  25 # define TLSminc(a)  (a)
  26 #else /* TLS_SUPPORT */
  27 # define TLSminc(a)   0
  28 #endif /* TLS_SUPPORT */
  29
  30 #define SEND_SWITCHES \
  31     X("alias aliasfile", 0, ALIASW) \
  32     X("debug", -5, DEBUGSW) \
  33     X("draft", 0, DRAFTSW) \
  34     X("draftfolder +folder", 6, DFOLDSW) \
  35     X("draftmessage msg", 6, DMSGSW) \
  36     X("nodraftfolder", 0, NDFLDSW) \
  37     X("filter filterfile", 0, FILTSW) \
  38     X("nofilter", 0, NFILTSW) \
  39     X("format", 0, FRMTSW) \
  40     X("noformat", 0, NFRMTSW) \
  41     X("forward", 0, FORWSW) \
  42     X("noforward", 0, NFORWSW) \
  43     X("mime", 0, MIMESW) \
  44     X("nomime", 0, NMIMESW) \
  45     X("msgid", 0, MSGDSW) \
  46     X("nomsgid", 0, NMSGDSW) \
  47     X("push", 0, PUSHSW) \
  48     X("nopush", 0, NPUSHSW) \
  49     X("split seconds", 0, SPLITSW) \
  50     X("unique", -6, UNIQSW) \
  51     X("nounique", -8, NUNIQSW) \
  52     X("verbose", 0, VERBSW) \
  53     X("noverbose", 0, NVERBSW) \
  54     X("watch", 0, WATCSW) \
  55     X("nowatch", 0, NWATCSW) \
  56     X("width columns", 0, WIDTHSW) \
  57     X("version", 0, VERSIONSW) \
  58     X("help", 0, HELPSW) \
  59     X("dashstuffing", -12, BITSTUFFSW) \
  60     X("nodashstuffing", -14, NBITSTUFFSW) \
  61     X("client host", -6, CLIESW) \
  62     X("server host", 6, SERVSW) \
  63     X("snoop", 5, SNOOPSW) \
  64     X("sasl", SASLminc(4), SASLSW) \
  65     X("nosasl", SASLminc(6), NOSASLSW) \
  66     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  67     X("authservice", SASLminc(0), AUTHSERVICESW) \
  68     X("user username", SASLminc(-4), USERSW) \
  69     X("attach", -6, ATTACHSW) \
  70     X("noattach", -8, NOATTACHSW) \
  71     X("attachformat", 7, ATTACHFORMATSW) \
  72     X("port server-port-name/number", 4, PORTSW) \
  73     X("tls", TLSminc(-3), TLSSW) \
  74     X("initialtls", TLSminc(-10), INITTLSSW) \
  75     X("notls", TLSminc(-5), NTLSSW) \
  76     X("certverify", TLSminc(-10), CERTVERSW) \
  77     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  78     X("sendmail program", 0, MTSSM) \
  79     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  80     X("messageid localname|random", 2, MESSAGEIDSW) \
  81
  82 #define X(sw, minchars, id) id,
  83 DEFINE_SWITCH_ENUM(SEND);
  84 #undef X
  85
  86 #define X(sw, minchars, id) { sw, minchars, id },
  87 DEFINE_SWITCH_ARRAY(SEND, switches);
  88 #undef X
  89
  90 #define USE_SWITCHES \
  91     X("no", 0, NOSW) \
  92     X("yes", 0, YESW) \
  93     X("list", 0, LISTDSW) \
  94
  95 #define X(sw, minchars, id) id,
  96 DEFINE_SWITCH_ENUM(USE);
  97 #undef X
  98
  99 #define X(sw, minchars, id) { sw, minchars, id },
 100 DEFINE_SWITCH_ARRAY(USE, anyl);
 101 #undef X
 102
 103 extern int debugsw;             /* from sendsbr.c */
 104 extern int forwsw;
 105 extern int inplace;
 106 extern int pushsw;
 107 extern int splitsw;
 108 extern int unique;
 109 extern int verbsw;
 110
 111 extern char *altmsg;            /*  .. */
 112 extern char *annotext;
 113 extern char *distfile;
 114
 115
 116 int
 117 main (int argc, char **argv)
 118 {
 119     int msgp = 0, distsw = 0, vecp;
 120     int isdf = 0, mime = 0;
 121     int msgnum, status;
 122     char *cp, *dfolder = NULL, *maildir = NULL;
 123     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 124     char *msgs[MAXARGS], **vec;
 125     const char *user = NULL, *saslmech = NULL;
 126     struct msgs *mp;
 127     struct stat st;
 128     int snoop = 0;
 129     char *auth_svc = NULL;
 130
 131     if (nmh_init(argv[0], 1)) { return 1; }
 132
 133     arguments = getarguments (invo_name, argc, argv, 1);
 134     argp = arguments;
 135
 136     vec = argsplit(postproc, &program, &vecp);
 137
 138     vec[vecp++] = "-library";
 139     vec[vecp++] = getcpy (m_maildir (""));
 140
 141     if ((cp = context_find ("fileproc"))) {
 142         vec[vecp++] = "-fileproc";
 143         vec[vecp++] = cp;
 144     }
 145
 146     if ((cp = context_find ("mhlproc"))) {
 147         vec[vecp++] = "-mhlproc";
 148         vec[vecp++] = cp;
 149     }
 150
 151     if ((cp = context_find ("credentials"))) {
 152         /* post doesn't read context so need to pass credentials. */
 153         vec[vecp++] = "-credentials";
 154         vec[vecp++] = cp;
 155     }
 156
 157     while ((cp = *argp++)) {
 158         if (*cp == '-') {
 159             switch (smatch (++cp, switches)) {
 160                 case AMBIGSW:
 161                     ambigsw (cp, switches);
 162                     done (1);
 163                 case UNKWNSW:
 164                     adios (NULL, "-%s unknown\n", cp);
 165
 166                 case HELPSW:
 167                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 168                     print_help (buf, switches, 1);
 169                     done (0);
 170                 case VERSIONSW:
 171                     print_version(invo_name);
 172                     done (0);
 173
 174                 case DRAFTSW:
 175                     msgs[msgp++] = draft;
 176                     continue;
 177
 178                 case DFOLDSW:
 179                     if (dfolder)
 180                         adios (NULL, "only one draft folder at a time!");
 181                     if (!(cp = *argp++) || *cp == '-')
 182                         adios (NULL, "missing argument to %s", argp[-2]);
 183                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 184                             *cp != '@' ? TFOLDER : TSUBCWF);
 185                     continue;
 186                 case DMSGSW:
 187                     if (!(cp = *argp++) || *cp == '-')
 188                         adios (NULL, "missing argument to %s", argp[-2]);
 189                     msgs[msgp++] = cp;
 190                     continue;
 191                 case NDFLDSW:
 192                     dfolder = NULL;
 193                     isdf = NOTOK;
 194                     continue;
 195
 196                 case PUSHSW:
 197                     pushsw++;
 198                     continue;
 199                 case NPUSHSW:
 200                     pushsw = 0;
 201                     continue;
 202
 203                 case SPLITSW:
 204                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 205                         adios (NULL, "missing argument to %s", argp[-2]);
 206                     continue;
 207
 208                 case UNIQSW:
 209                     unique++;
 210                     continue;
 211                 case NUNIQSW:
 212                     unique = 0;
 213                     continue;
 214
 215                 case FORWSW:
 216                     forwsw++;
 217                     continue;
 218                 case NFORWSW:
 219                     forwsw = 0;
 220                     continue;
 221
 222                 case VERBSW:
 223                     verbsw++;
 224                     vec[vecp++] = --cp;
 225                     continue;
 226                 case NVERBSW:
 227                     verbsw = 0;
 228                     vec[vecp++] = --cp;
 229                     continue;
 230
 231                 case MIMESW:
 232                     mime++;
 233                     vec[vecp++] = --cp;
 234                     continue;
 235                 case NMIMESW:
 236                     mime = 0;
 237                     vec[vecp++] = --cp;
 238                     continue;
 239
 240                 case SNOOPSW:
 241                     snoop++;
 242                     vec[vecp++] = --cp;
 243                     continue;
 244
 245                 case DEBUGSW:
 246                     debugsw++;  /* fall */
 247                 case NFILTSW:
 248                 case FRMTSW:
 249                 case NFRMTSW:
 250                 case BITSTUFFSW:
 251                 case NBITSTUFFSW:
 252                 case MSGDSW:
 253                 case NMSGDSW:
 254                 case WATCSW:
 255                 case NWATCSW:
 256                 case SASLSW:
 257                 case NOSASLSW:
 258                 case TLSSW:
 259                 case INITTLSSW:
 260                 case NTLSSW:
 261                 case CERTVERSW:
 262                 case NOCERTVERSW:
 263                     vec[vecp++] = --cp;
 264                     continue;
 265
 266                 case USERSW:
 267                     vec[vecp++] = --cp;
 268                     if (!(cp = *argp++) || *cp == '-')
 269                         adios (NULL, "missing argument to %s", argp[-2]);
 270                     vec[vecp++] = cp;
 271                     user = cp;
 272                     continue;
 273
 274                 case AUTHSERVICESW:
 275 #ifdef OAUTH_SUPPORT
 276                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 277                         adios (NULL, "missing argument to %s", argp[-2]);
 278 #else
 279                     adios (NULL, "not built with OAuth support");
 280 #endif
 281                     continue;
 282
 283                 case SASLMECHSW:
 284                     if (!(saslmech = *argp) || *saslmech == '-')
 285                         adios (NULL, "missing argument to %s", argp[-1]);
 286                     /* Fall through */
 287
 288                 case ALIASW:
 289                 case FILTSW:
 290                 case WIDTHSW:
 291                 case CLIESW:
 292                 case SERVSW:
 293                 case PORTSW:
 294                 case MTSSM:
 295                 case MTSSW:
 296                 case MESSAGEIDSW:
 297                     vec[vecp++] = --cp;
 298                     if (!(cp = *argp++) || *cp == '-')
 299                         adios (NULL, "missing argument to %s", argp[-2]);
 300                     vec[vecp++] = cp;
 301                     continue;
 302
 303                 case ATTACHSW:
 304                     advise(NULL, "The -attach switch is deprecated");
 305                     continue;
 306                 case NOATTACHSW:
 307                     advise(NULL, "The -noattach switch is deprecated");
 308                     continue;
 309
 310                 case ATTACHFORMATSW:
 311                     advise(NULL, "The -attachformat switch is deprecated");
 312                     continue;
 313             }
 314         } else {
 315             msgs[msgp++] = cp;
 316         }
 317     }
 318
 319     /*
 320      * check for "Aliasfile:" profile entry
 321      */
 322     if ((cp = context_find ("Aliasfile"))) {
 323         char *dp = NULL;
 324
 325         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 326             vec[vecp++] = "-alias";
 327             vec[vecp++] = *ap;
 328         }
 329     }
 330
 331     if (dfolder == NULL) {
 332         if (msgp == 0) {
 333             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 334             if (stat (msgs[0], &st) == NOTOK)
 335                 adios (msgs[0], "unable to stat draft file");
 336             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 337             for (status = LISTDSW; status != YESW;) {
 338                 if (!(argp = read_switch_multiword (cp, anyl)))
 339                     done (1);
 340                 switch (status = smatch (*argp, anyl)) {
 341                     case NOSW:
 342                         done (0);
 343                     case YESW:
 344                         break;
 345                     case LISTDSW:
 346                         showfile (++argp, msgs[0]);
 347                         break;
 348                     default:
 349                         advise (NULL, "say what?");
 350                         break;
 351                 }
 352             }
 353         } else {
 354             for (msgnum = 0; msgnum < msgp; msgnum++)
 355                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 356         }
 357     } else {
 358         if (!context_find ("path"))
 359             free (path ("./", TFOLDER));
 360
 361         if (!msgp)
 362             msgs[msgp++] = "cur";
 363         maildir = m_maildir (dfolder);
 364
 365         if (chdir (maildir) == NOTOK)
 366             adios (maildir, "unable to change directory to");
 367
 368         /* read folder and create message structure */
 369         if (!(mp = folder_read (dfolder, 1)))
 370             adios (NULL, "unable to read folder %s", dfolder);
 371
 372         /* check for empty folder */
 373         if (mp->nummsg == 0)
 374             adios (NULL, "no messages in %s", dfolder);
 375
 376         /* parse all the message ranges/sequences and set SELECTED */
 377         for (msgnum = 0; msgnum < msgp; msgnum++)
 378             if (!m_convert (mp, msgs[msgnum]))
 379                 done (1);
 380         seq_setprev (mp);       /* set the previous-sequence */
 381
 382         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 383             if (is_selected (mp, msgnum)) {
 384                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 385                 unset_exists (mp, msgnum);
 386             }
 387         }
 388
 389         mp->msgflags |= SEQMOD;
 390         seq_save (mp);
 391     }
 392
 393 #ifdef WHATNOW
 394 go_to_it:
 395 #endif /* WHATNOW */
 396
 397     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 398         if ((cp = context_find ("signature")) && *cp)
 399             m_putenv ("SIGNATURE", cp);
 400
 401     for (msgnum = 0; msgnum < msgp; msgnum++)
 402         if (stat (msgs[msgnum], &st) == NOTOK)
 403             adios (msgs[msgnum], "unable to stat draft file");
 404
 405     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 406         annotext = NULL;
 407     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 408         inplace = atoi (cp);
 409     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 410         altmsg = NULL;  /* used by dist interface - see below */
 411
 412     if ((cp = getenv ("mhdist"))
 413             && *cp
 414             && (distsw = atoi (cp))
 415             && altmsg) {
 416         vec[vecp++] = "-dist";
 417         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 418             adios(NULL, "unable to create temporary file in %s",
 419                   get_temp_dir());
 420         }
 421         distfile = mh_xstrdup(cp);
 422         (void) m_unlink(distfile);
 423         if (link (altmsg, distfile) == NOTOK) {
 424             /* Cygwin with FAT32 filesystem produces EPERM. */
 425             if (errno != EXDEV  &&  errno != EPERM
 426 #ifdef EISREMOTE
 427                     && errno != EISREMOTE
 428 #endif /* EISREMOTE */
 429                 )
 430                 adios (distfile, "unable to link %s to", altmsg);
 431             free (distfile);
 432             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 433                 adios(NULL, "unable to create temporary file in %s",
 434                       get_temp_dir());
 435             }
 436             distfile = mh_xstrdup(cp);
 437             {
 438                 int in, out;
 439                 struct stat st;
 440
 441                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 442                     adios (altmsg, "unable to open");
 443                 fstat(in, &st);
 444                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 445                     adios (distfile, "unable to write");
 446                 cpydata (in, out, altmsg, distfile);
 447                 close (in);
 448                 close (out);
 449             }
 450         }
 451     } else {
 452         distfile = NULL;
 453     }
 454
 455 #ifdef OAUTH_SUPPORT
 456     if (auth_svc == NULL) {
 457         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 458             adios (NULL, "must specify -authservice with -saslmech xoauth2");
 459         }
 460     } else {
 461         if (user == NULL) {
 462             adios (NULL, "must specify -user with -saslmech xoauth2");
 463         }
 464     }
 465 #else
 466     NMH_UNUSED(auth_svc);
 467     NMH_UNUSED(user);
 468     NMH_UNUSED(saslmech);
 469 #endif /* OAUTH_SUPPORT */
 470
 471     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 472         st.st_mtime = 0;
 473         st.st_dev = 0;
 474         st.st_ino = 0;
 475     }
 476     if (pushsw)
 477         push ();
 478
 479     status = 0;
 480     closefds (3);
 481
 482     for (msgnum = 0; msgnum < msgp; msgnum++) {
 483         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 484             case DONE:
 485                 done (++status);
 486             case NOTOK:
 487                 status++;       /* fall */
 488             case OK:
 489                 break;
 490         }
 491     }
 492
 493     context_save ();    /* save the context file */
 494     done (status);
 495     return 1;
 496 }