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