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