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 <errno.h>
  13 #include <signal.h>
  14
  15
  16 #ifndef CYRUS_SASL
  17 # define SASLminc(a) (a)
  18 #else /* CYRUS_SASL */
  19 # define SASLminc(a)  0
  20 #endif /* CYRUS_SASL */
  21
  22 #ifndef TLS_SUPPORT
  23 # define TLSminc(a)  (a)
  24 #else /* TLS_SUPPORT */
  25 # define TLSminc(a)   0
  26 #endif /* TLS_SUPPORT */
  27
  28 static struct swit switches[] = {
  29 #define ALIASW                 0
  30     { "alias aliasfile", 0 },
  31 #define DEBUGSW                1
  32     { "debug", -5 },
  33 #define DRAFTSW                2
  34     { "draft", 0 },
  35 #define DFOLDSW                3
  36     { "draftfolder +folder", 6 },
  37 #define DMSGSW                 4
  38     { "draftmessage msg", 6 },
  39 #define NDFLDSW                5
  40     { "nodraftfolder", 0 },
  41 #define FILTSW                 6
  42     { "filter filterfile", 0 },
  43 #define NFILTSW                7
  44     { "nofilter", 0 },
  45 #define FRMTSW                 8
  46     { "format", 0 },
  47 #define NFRMTSW                9
  48     { "noformat", 0 },
  49 #define FORWSW                10
  50     { "forward", 0 },
  51 #define NFORWSW               11
  52     { "noforward", 0 },
  53 #define MIMESW                12
  54     { "mime", 0 },
  55 #define NMIMESW               13
  56     { "nomime", 0 },
  57 #define MSGDSW                14
  58     { "msgid", 0 },
  59 #define NMSGDSW               15
  60     { "nomsgid", 0 },
  61 #define PUSHSW                16
  62     { "push", 0 },
  63 #define NPUSHSW               17
  64     { "nopush", 0 },
  65 #define SPLITSW               18
  66     { "split seconds", 0 },
  67 #define UNIQSW                19
  68     { "unique", -6 },
  69 #define NUNIQSW               20
  70     { "nounique", -8 },
  71 #define VERBSW                21
  72     { "verbose", 0 },
  73 #define NVERBSW               22
  74     { "noverbose", 0 },
  75 #define WATCSW                23
  76     { "watch", 0 },
  77 #define NWATCSW               24
  78     { "nowatch", 0 },
  79 #define WIDTHSW               25
  80     { "width columns", 0 },
  81 #define VERSIONSW             26
  82     { "version", 0 },
  83 #define HELPSW                27
  84     { "help", 0 },
  85 #define BITSTUFFSW            28
  86     { "dashstuffing", -12 },
  87 #define NBITSTUFFSW           29
  88     { "nodashstuffing", -14 },
  89 #define MAILSW                30
  90     { "mail", -4 },
  91 #define SAMLSW                31
  92     { "saml", -4 },
  93 #define SENDSW                32
  94     { "send", -4 },
  95 #define SOMLSW                33
  96     { "soml", -4 },
  97 #define CLIESW                34
  98     { "client host", -6 },
  99 #define SERVSW                35
 100     { "server host", 6 },
 101 #define SNOOPSW               36
 102     { "snoop", 5 },
 103 #define SASLSW                37
 104     { "sasl", SASLminc(4) },
 105 #define NOSASLSW              38
 106     { "nosasl", SASLminc(-6) },
 107 #define SASLMXSSFSW           39
 108     { "saslmaxssf", SASLminc(-10) },
 109 #define SASLMECHSW            40
 110     { "saslmech mechanism", SASLminc(-5) },
 111 #define USERSW                41
 112     { "user username", SASLminc(-4) },
 113 #define ATTACHSW              42
 114     { "attach", 6 },
 115 #define NOATTACHSW            43
 116     { "noattach", 0 },
 117 #define ATTACHFORMATSW        44
 118     { "attachformat", 7 },
 119 #define PORTSW                45
 120     { "port server-port-name/number" , 4 },
 121 #define TLSSW                 46
 122     { "tls", TLSminc(-3) },
 123 #define NTLSSW                47
 124     { "notls", TLSminc(-5) },
 125 #define MTSSW                 48
 126     { "mts smtp|sendmail/smtp|sendmail/pipe", 2 },
 127 #define MESSAGEIDSW           49
 128     { "messageid localname|random", 2 },
 129     { NULL, 0 }
 130 };
 131
 132 static struct swit anyl[] = {
 133 #define NOSW     0
 134     { "no", 0 },
 135 #define YESW     1
 136     { "yes", 0 },
 137 #define LISTDSW  2
 138     { "list", 0 },
 139     { NULL, 0 }
 140 };
 141
 142 extern int debugsw;             /* from sendsbr.c */
 143 extern int forwsw;
 144 extern int inplace;
 145 extern int pushsw;
 146 extern int splitsw;
 147 extern int unique;
 148 extern int verbsw;
 149
 150 extern char *altmsg;            /*  .. */
 151 extern char *annotext;
 152 extern char *distfile;
 153
 154
 155 int
 156 main (int argc, char **argv)
 157 {
 158     int msgp = 0, distsw = 0, vecp = 1;
 159     int isdf = 0, mime = 0;
 160     int msgnum, status;
 161     char *cp, *dfolder = NULL, *maildir = NULL;
 162     char buf[BUFSIZ], **ap, **argp, **arguments;
 163     char *msgs[MAXARGS], *vec[MAXARGS];
 164     struct msgs *mp;
 165     struct stat st;
 166     char *attach = NMH_ATTACH_HEADER;   /* header field name for attachments */
 167     int attachformat = 1; /* mhbuild format specifier for attachments */
 168
 169 #ifdef LOCALE
 170     setlocale(LC_ALL, "");
 171 #endif
 172     invo_name = r1bindex (argv[0], '/');
 173
 174     /* read user profile/context */
 175     context_read();
 176
 177     arguments = getarguments (invo_name, argc, argv, 1);
 178     argp = arguments;
 179
 180     vec[vecp++] = "-library";
 181     vec[vecp++] = getcpy (m_maildir (""));
 182
 183     if ((cp = context_find ("fileproc"))) {
 184       vec[vecp++] = "-fileproc";
 185       vec[vecp++] = cp;
 186     }
 187
 188     if ((cp = context_find ("mhlproc"))) {
 189       vec[vecp++] = "-mhlproc";
 190       vec[vecp++] = cp;
 191     }
 192
 193     while ((cp = *argp++)) {
 194         if (*cp == '-') {
 195             switch (smatch (++cp, switches)) {
 196                 case AMBIGSW:
 197                     ambigsw (cp, switches);
 198                     done (1);
 199                 case UNKWNSW:
 200                     adios (NULL, "-%s unknown\n", cp);
 201
 202                 case HELPSW:
 203                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 204                     print_help (buf, switches, 1);
 205                     done (0);
 206                 case VERSIONSW:
 207                     print_version(invo_name);
 208                     done (0);
 209
 210                 case DRAFTSW:
 211                     msgs[msgp++] = draft;
 212                     continue;
 213
 214                 case DFOLDSW:
 215                     if (dfolder)
 216                         adios (NULL, "only one draft folder at a time!");
 217                     if (!(cp = *argp++) || *cp == '-')
 218                         adios (NULL, "missing argument to %s", argp[-2]);
 219                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 220                             *cp != '@' ? TFOLDER : TSUBCWF);
 221                     continue;
 222                 case DMSGSW:
 223                     if (!(cp = *argp++) || *cp == '-')
 224                         adios (NULL, "missing argument to %s", argp[-2]);
 225                     msgs[msgp++] = cp;
 226                     continue;
 227                 case NDFLDSW:
 228                     dfolder = NULL;
 229                     isdf = NOTOK;
 230                     continue;
 231
 232                 case PUSHSW:
 233                     pushsw++;
 234                     continue;
 235                 case NPUSHSW:
 236                     pushsw = 0;
 237                     continue;
 238
 239                 case SPLITSW:
 240                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 241                         adios (NULL, "missing argument to %s", argp[-2]);
 242                     continue;
 243
 244                 case UNIQSW:
 245                     unique++;
 246                     continue;
 247                 case NUNIQSW:
 248                     unique = 0;
 249                     continue;
 250
 251                 case FORWSW:
 252                     forwsw++;
 253                     continue;
 254                 case NFORWSW:
 255                     forwsw = 0;
 256                     continue;
 257
 258                 case VERBSW:
 259                     verbsw++;
 260                     vec[vecp++] = --cp;
 261                     continue;
 262                 case NVERBSW:
 263                     verbsw = 0;
 264                     vec[vecp++] = --cp;
 265                     continue;
 266
 267                 case MIMESW:
 268                     mime++;
 269                     vec[vecp++] = --cp;
 270                     continue;
 271                 case NMIMESW:
 272                     mime = 0;
 273                     vec[vecp++] = --cp;
 274                     continue;
 275
 276                 case DEBUGSW:
 277                     debugsw++;  /* fall */
 278                 case NFILTSW:
 279                 case FRMTSW:
 280                 case NFRMTSW:
 281                 case BITSTUFFSW:
 282                 case NBITSTUFFSW:
 283                 case MSGDSW:
 284                 case NMSGDSW:
 285                 case WATCSW:
 286                 case NWATCSW:
 287                 case MAILSW:
 288                 case SAMLSW:
 289                 case SENDSW:
 290                 case SOMLSW:
 291                 case SNOOPSW:
 292                 case SASLSW:
 293                 case NOSASLSW:
 294                 case TLSSW:
 295                 case NTLSSW:
 296                     vec[vecp++] = --cp;
 297                     continue;
 298
 299                 case ALIASW:
 300                 case FILTSW:
 301                 case WIDTHSW:
 302                 case CLIESW:
 303                 case SERVSW:
 304                 case SASLMECHSW:
 305                 case SASLMXSSFSW:
 306                 case USERSW:
 307                 case PORTSW:
 308                 case MTSSW:
 309                 case MESSAGEIDSW:
 310                     vec[vecp++] = --cp;
 311                     if (!(cp = *argp++) || *cp == '-')
 312                         adios (NULL, "missing argument to %s", argp[-2]);
 313                     vec[vecp++] = cp;
 314                     continue;
 315
 316                 case ATTACHSW:
 317                     if (!(attach = *argp++) || *attach == '-')
 318                         adios (NULL, "missing argument to %s", argp[-2]);
 319                     continue;
 320                 case NOATTACHSW:
 321                     attach = NULL;
 322                     continue;
 323
 324                 case ATTACHFORMATSW:
 325                     if (! *argp || **argp == '-')
 326                         adios (NULL, "missing argument to %s", argp[-1]);
 327                     else {
 328                         attachformat = atoi (*argp);
 329                         if (attachformat < 0 ||
 330                             attachformat > ATTACHFORMATS - 1) {
 331                             advise (NULL, "unsupported attachformat %d",
 332                                     attachformat);
 333                             continue;
 334                         }
 335                     }
 336                     ++argp;
 337                     continue;
 338             }
 339         } else {
 340             msgs[msgp++] = cp;
 341         }
 342     }
 343
 344     /*
 345      * check for "Aliasfile:" profile entry
 346      */
 347     if ((cp = context_find ("Aliasfile"))) {
 348         char *dp = NULL;
 349
 350         for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++) {
 351             vec[vecp++] = "-alias";
 352             vec[vecp++] = *ap;
 353         }
 354     }
 355
 356     if (dfolder == NULL) {
 357         if (msgp == 0) {
 358 #ifdef WHATNOW
 359             if ((cp = getenv ("mhdraft")) && *cp) {
 360                 msgs[msgp++] = cp;
 361                 goto go_to_it;
 362             }
 363 #endif /* WHATNOW */
 364             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 365             if (stat (msgs[0], &st) == NOTOK)
 366                 adios (msgs[0], "unable to stat draft file");
 367             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 368             for (status = LISTDSW; status != YESW;) {
 369                 if (!(argp = getans (cp, anyl)))
 370                     done (1);
 371                 switch (status = smatch (*argp, anyl)) {
 372                     case NOSW:
 373                         done (0);
 374                     case YESW:
 375                         break;
 376                     case LISTDSW:
 377                         showfile (++argp, msgs[0]);
 378                         break;
 379                     default:
 380                         advise (NULL, "say what?");
 381                         break;
 382                 }
 383             }
 384         } else {
 385             for (msgnum = 0; msgnum < msgp; msgnum++)
 386                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 387         }
 388     } else {
 389         if (!context_find ("path"))
 390             free (path ("./", TFOLDER));
 391
 392         if (!msgp)
 393             msgs[msgp++] = "cur";
 394         maildir = m_maildir (dfolder);
 395
 396         if (chdir (maildir) == NOTOK)
 397             adios (maildir, "unable to change directory to");
 398
 399         /* read folder and create message structure */
 400         if (!(mp = folder_read (dfolder)))
 401             adios (NULL, "unable to read folder %s", dfolder);
 402
 403         /* check for empty folder */
 404         if (mp->nummsg == 0)
 405             adios (NULL, "no messages in %s", dfolder);
 406
 407         /* parse all the message ranges/sequences and set SELECTED */
 408         for (msgnum = 0; msgnum < msgp; msgnum++)
 409             if (!m_convert (mp, msgs[msgnum]))
 410                 done (1);
 411         seq_setprev (mp);       /* set the previous-sequence */
 412
 413         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 414             if (is_selected (mp, msgnum)) {
 415                 msgs[msgp++] = getcpy (m_name (msgnum));
 416                 unset_exists (mp, msgnum);
 417             }
 418         }
 419
 420         mp->msgflags |= SEQMOD;
 421         seq_save (mp);
 422     }
 423
 424 #ifdef WHATNOW
 425 go_to_it:
 426 #endif /* WHATNOW */
 427
 428     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 429         if ((cp = context_find ("signature")) && *cp)
 430             m_putenv ("SIGNATURE", cp);
 431
 432     for (msgnum = 0; msgnum < msgp; msgnum++)
 433         if (stat (msgs[msgnum], &st) == NOTOK)
 434             adios (msgs[msgnum], "unable to stat draft file");
 435
 436     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 437         annotext = NULL;
 438     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 439         inplace = atoi (cp);
 440     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 441         altmsg = NULL;  /* used by dist interface - see below */
 442
 443     if ((cp = getenv ("mhdist"))
 444             && *cp
 445             && (distsw = atoi (cp))
 446             && altmsg) {
 447         vec[vecp++] = "-dist";
 448         distfile = getcpy (m_mktemp2 (altmsg, invo_name, NULL, NULL));
 449         unlink(distfile);
 450         if (link (altmsg, distfile) == NOTOK) {
 451             /* Cygwin with FAT32 filesystem produces EPERM. */
 452             if (errno != EXDEV  &&  errno != EPERM
 453 #ifdef EISREMOTE
 454                     && errno != EISREMOTE
 455 #endif /* EISREMOTE */
 456                 )
 457                 adios (distfile, "unable to link %s to", altmsg);
 458             free (distfile);
 459             distfile = getcpy (m_mktemp2(NULL, invo_name, NULL, NULL));
 460             {
 461                 int in, out;
 462                 struct stat st;
 463
 464                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 465                     adios (altmsg, "unable to open");
 466                 fstat(in, &st);
 467                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 468                     adios (distfile, "unable to write");
 469                 cpydata (in, out, altmsg, distfile);
 470                 close (in);
 471                 close (out);
 472             }
 473         }
 474     } else {
 475         distfile = NULL;
 476     }
 477
 478     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 479         st.st_mtime = 0;
 480         st.st_dev = 0;
 481         st.st_ino = 0;
 482     }
 483     if (pushsw)
 484         push ();
 485
 486     status = 0;
 487     vec[0] = r1bindex (postproc, '/');
 488     closefds (3);
 489
 490     for (msgnum = 0; msgnum < msgp; msgnum++) {
 491         switch (sendsbr (vec, vecp, msgs[msgnum], &st, 1, attach,
 492                          attachformat)) {
 493             case DONE:
 494                 done (++status);
 495             case NOTOK:
 496                 status++;       /* fall */
 497             case OK:
 498                 break;
 499         }
 500     }
 501
 502     context_save ();    /* save the context file */
 503     done (status);
 504     return 1;
 505 }