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", 0, 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("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  73     X("messageid localname|random", 2, MESSAGEIDSW) \
  74
  75 #define X(sw, minchars, id) id,
  76 DEFINE_SWITCH_ENUM(SEND);
  77 #undef X
  78
  79 #define X(sw, minchars, id) { sw, minchars, id },
  80 DEFINE_SWITCH_ARRAY(SEND, switches);
  81 #undef X
  82
  83 #define USE_SWITCHES \
  84     X("no", 0, NOSW) \
  85     X("yes", 0, YESW) \
  86     X("list", 0, LISTDSW) \
  87
  88 #define X(sw, minchars, id) id,
  89 DEFINE_SWITCH_ENUM(USE);
  90 #undef X
  91
  92 #define X(sw, minchars, id) { sw, minchars, id },
  93 DEFINE_SWITCH_ARRAY(USE, anyl);
  94 #undef X
  95
  96 extern int debugsw;             /* from sendsbr.c */
  97 extern int forwsw;
  98 extern int inplace;
  99 extern int pushsw;
 100 extern int splitsw;
 101 extern int unique;
 102 extern int verbsw;
 103
 104 extern char *altmsg;            /*  .. */
 105 extern char *annotext;
 106 extern char *distfile;
 107
 108
 109 int
 110 main (int argc, char **argv)
 111 {
 112     int msgp = 0, distsw = 0, vecp;
 113     int isdf = 0, mime = 0;
 114     int msgnum, status;
 115     char *cp, *dfolder = NULL, *maildir = NULL;
 116     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 117     char *msgs[MAXARGS], **vec;
 118     struct msgs *mp;
 119     struct stat st;
 120     char *attach = NMH_ATTACH_HEADER;   /* header field name for attachments */
 121     int attachformat = 1; /* mhbuild format specifier for attachments */
 122
 123     setlocale(LC_ALL, "");
 124     invo_name = r1bindex (argv[0], '/');
 125
 126     /* read user profile/context */
 127     context_read();
 128
 129     arguments = getarguments (invo_name, argc, argv, 1);
 130     argp = arguments;
 131
 132     vec = argsplit(postproc, &program, &vecp);
 133
 134     vec[vecp++] = "-library";
 135     vec[vecp++] = getcpy (m_maildir (""));
 136
 137     if ((cp = context_find ("fileproc"))) {
 138         vec[vecp++] = "-fileproc";
 139         vec[vecp++] = cp;
 140     }
 141
 142     if ((cp = context_find ("mhlproc"))) {
 143         vec[vecp++] = "-mhlproc";
 144         vec[vecp++] = cp;
 145     }
 146
 147     if ((cp = context_find ("credentials"))) {
 148         /* post doesn't read context so need to pass credentials. */
 149         vec[vecp++] = "-credentials";
 150         vec[vecp++] = cp;
 151     }
 152
 153     while ((cp = *argp++)) {
 154         if (*cp == '-') {
 155             switch (smatch (++cp, switches)) {
 156                 case AMBIGSW:
 157                     ambigsw (cp, switches);
 158                     done (1);
 159                 case UNKWNSW:
 160                     adios (NULL, "-%s unknown\n", cp);
 161
 162                 case HELPSW:
 163                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 164                     print_help (buf, switches, 1);
 165                     done (0);
 166                 case VERSIONSW:
 167                     print_version(invo_name);
 168                     done (0);
 169
 170                 case DRAFTSW:
 171                     msgs[msgp++] = draft;
 172                     continue;
 173
 174                 case DFOLDSW:
 175                     if (dfolder)
 176                         adios (NULL, "only one draft folder at a time!");
 177                     if (!(cp = *argp++) || *cp == '-')
 178                         adios (NULL, "missing argument to %s", argp[-2]);
 179                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 180                             *cp != '@' ? TFOLDER : TSUBCWF);
 181                     continue;
 182                 case DMSGSW:
 183                     if (!(cp = *argp++) || *cp == '-')
 184                         adios (NULL, "missing argument to %s", argp[-2]);
 185                     msgs[msgp++] = cp;
 186                     continue;
 187                 case NDFLDSW:
 188                     dfolder = NULL;
 189                     isdf = NOTOK;
 190                     continue;
 191
 192                 case PUSHSW:
 193                     pushsw++;
 194                     continue;
 195                 case NPUSHSW:
 196                     pushsw = 0;
 197                     continue;
 198
 199                 case SPLITSW:
 200                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 201                         adios (NULL, "missing argument to %s", argp[-2]);
 202                     continue;
 203
 204                 case UNIQSW:
 205                     unique++;
 206                     continue;
 207                 case NUNIQSW:
 208                     unique = 0;
 209                     continue;
 210
 211                 case FORWSW:
 212                     forwsw++;
 213                     continue;
 214                 case NFORWSW:
 215                     forwsw = 0;
 216                     continue;
 217
 218                 case VERBSW:
 219                     verbsw++;
 220                     vec[vecp++] = --cp;
 221                     continue;
 222                 case NVERBSW:
 223                     verbsw = 0;
 224                     vec[vecp++] = --cp;
 225                     continue;
 226
 227                 case MIMESW:
 228                     mime++;
 229                     vec[vecp++] = --cp;
 230                     continue;
 231                 case NMIMESW:
 232                     mime = 0;
 233                     vec[vecp++] = --cp;
 234                     continue;
 235
 236                 case DEBUGSW:
 237                     debugsw++;  /* fall */
 238                 case NFILTSW:
 239                 case FRMTSW:
 240                 case NFRMTSW:
 241                 case BITSTUFFSW:
 242                 case NBITSTUFFSW:
 243                 case MSGDSW:
 244                 case NMSGDSW:
 245                 case WATCSW:
 246                 case NWATCSW:
 247                 case SNOOPSW:
 248                 case SASLSW:
 249                 case NOSASLSW:
 250                 case TLSSW:
 251                 case INITTLSSW:
 252                 case NTLSSW:
 253                     vec[vecp++] = --cp;
 254                     continue;
 255
 256                 case ALIASW:
 257                 case FILTSW:
 258                 case WIDTHSW:
 259                 case CLIESW:
 260                 case SERVSW:
 261                 case SASLMECHSW:
 262                 case SASLMXSSFSW:
 263                 case USERSW:
 264                 case PORTSW:
 265                 case MTSSW:
 266                 case MESSAGEIDSW:
 267                     vec[vecp++] = --cp;
 268                     if (!(cp = *argp++) || *cp == '-')
 269                         adios (NULL, "missing argument to %s", argp[-2]);
 270                     vec[vecp++] = cp;
 271                     continue;
 272
 273                 case ATTACHSW:
 274                     if (!(attach = *argp++) || *attach == '-')
 275                         adios (NULL, "missing argument to %s", argp[-2]);
 276                     continue;
 277                 case NOATTACHSW:
 278                     attach = NULL;
 279                     continue;
 280
 281                 case ATTACHFORMATSW:
 282                     if (! *argp || **argp == '-')
 283                         adios (NULL, "missing argument to %s", argp[-1]);
 284                     else {
 285                         attachformat = atoi (*argp);
 286                         if (attachformat < 0 ||
 287                             attachformat > ATTACHFORMATS - 1) {
 288                             advise (NULL, "unsupported attachformat %d",
 289                                     attachformat);
 290                             continue;
 291                         }
 292                     }
 293                     ++argp;
 294                     continue;
 295             }
 296         } else {
 297             msgs[msgp++] = cp;
 298         }
 299     }
 300
 301     /*
 302      * check for "Aliasfile:" profile entry
 303      */
 304     if ((cp = context_find ("Aliasfile"))) {
 305         char *dp = NULL;
 306
 307         for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++) {
 308             vec[vecp++] = "-alias";
 309             vec[vecp++] = *ap;
 310         }
 311     }
 312
 313     if (dfolder == NULL) {
 314         if (msgp == 0) {
 315             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 316             if (stat (msgs[0], &st) == NOTOK)
 317                 adios (msgs[0], "unable to stat draft file");
 318             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 319             for (status = LISTDSW; status != YESW;) {
 320                 if (!(argp = getans (cp, anyl)))
 321                     done (1);
 322                 switch (status = smatch (*argp, anyl)) {
 323                     case NOSW:
 324                         done (0);
 325                     case YESW:
 326                         break;
 327                     case LISTDSW:
 328                         showfile (++argp, msgs[0]);
 329                         break;
 330                     default:
 331                         advise (NULL, "say what?");
 332                         break;
 333                 }
 334             }
 335         } else {
 336             for (msgnum = 0; msgnum < msgp; msgnum++)
 337                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 338         }
 339     } else {
 340         if (!context_find ("path"))
 341             free (path ("./", TFOLDER));
 342
 343         if (!msgp)
 344             msgs[msgp++] = "cur";
 345         maildir = m_maildir (dfolder);
 346
 347         if (chdir (maildir) == NOTOK)
 348             adios (maildir, "unable to change directory to");
 349
 350         /* read folder and create message structure */
 351         if (!(mp = folder_read (dfolder, 1)))
 352             adios (NULL, "unable to read folder %s", dfolder);
 353
 354         /* check for empty folder */
 355         if (mp->nummsg == 0)
 356             adios (NULL, "no messages in %s", dfolder);
 357
 358         /* parse all the message ranges/sequences and set SELECTED */
 359         for (msgnum = 0; msgnum < msgp; msgnum++)
 360             if (!m_convert (mp, msgs[msgnum]))
 361                 done (1);
 362         seq_setprev (mp);       /* set the previous-sequence */
 363
 364         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 365             if (is_selected (mp, msgnum)) {
 366                 msgs[msgp++] = getcpy (m_name (msgnum));
 367                 unset_exists (mp, msgnum);
 368             }
 369         }
 370
 371         mp->msgflags |= SEQMOD;
 372         seq_save (mp);
 373     }
 374
 375 #ifdef WHATNOW
 376 go_to_it:
 377 #endif /* WHATNOW */
 378
 379     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 380         if ((cp = context_find ("signature")) && *cp)
 381             m_putenv ("SIGNATURE", cp);
 382
 383     for (msgnum = 0; msgnum < msgp; msgnum++)
 384         if (stat (msgs[msgnum], &st) == NOTOK)
 385             adios (msgs[msgnum], "unable to stat draft file");
 386
 387     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 388         annotext = NULL;
 389     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 390         inplace = atoi (cp);
 391     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 392         altmsg = NULL;  /* used by dist interface - see below */
 393
 394     if ((cp = getenv ("mhdist"))
 395             && *cp
 396             && (distsw = atoi (cp))
 397             && altmsg) {
 398         vec[vecp++] = "-dist";
 399         distfile = getcpy (m_mktemp2 (altmsg, invo_name, NULL, NULL));
 400         unlink(distfile);
 401         if (link (altmsg, distfile) == NOTOK) {
 402             /* Cygwin with FAT32 filesystem produces EPERM. */
 403             if (errno != EXDEV  &&  errno != EPERM
 404 #ifdef EISREMOTE
 405                     && errno != EISREMOTE
 406 #endif /* EISREMOTE */
 407                 )
 408                 adios (distfile, "unable to link %s to", altmsg);
 409             free (distfile);
 410             distfile = getcpy (m_mktemp2(NULL, invo_name, NULL, NULL));
 411             {
 412                 int in, out;
 413                 struct stat st;
 414
 415                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 416                     adios (altmsg, "unable to open");
 417                 fstat(in, &st);
 418                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 419                     adios (distfile, "unable to write");
 420                 cpydata (in, out, altmsg, distfile);
 421                 close (in);
 422                 close (out);
 423             }
 424         }
 425     } else {
 426         distfile = NULL;
 427     }
 428
 429     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 430         st.st_mtime = 0;
 431         st.st_dev = 0;
 432         st.st_ino = 0;
 433     }
 434     if (pushsw)
 435         push ();
 436
 437     status = 0;
 438     closefds (3);
 439
 440     for (msgnum = 0; msgnum < msgp; msgnum++) {
 441         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, attach,
 442                          attachformat)) {
 443             case DONE:
 444                 done (++status);
 445             case NOTOK:
 446                 status++;       /* fall */
 447             case OK:
 448                 break;
 449         }
 450     }
 451
 452     context_save ();    /* save the context file */
 453     done (status);
 454     return 1;
 455 }