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

   1 /* send.c -- send a composed message
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include <h/mh.h>
   9 #include <fcntl.h>
  10 #include <h/utils.h>
  11
  12 #ifdef OAUTH_SUPPORT
  13 # include <h/oauth.h>
  14 #endif
  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 #define SEND_SWITCHES \
  29     X("alias aliasfile", 0, ALIASW) \
  30     X("debug", -5, DEBUGSW) \
  31     X("draft", 0, DRAFTSW) \
  32     X("draftfolder +folder", 6, DFOLDSW) \
  33     X("draftmessage msg", 6, DMSGSW) \
  34     X("nodraftfolder", 0, NDFLDSW) \
  35     X("filter filterfile", 0, FILTSW) \
  36     X("nofilter", 0, NFILTSW) \
  37     X("format", 0, FRMTSW) \
  38     X("noformat", 0, NFRMTSW) \
  39     X("forward", 0, FORWSW) \
  40     X("noforward", 0, NFORWSW) \
  41     X("mime", 0, MIMESW) \
  42     X("nomime", 0, NMIMESW) \
  43     X("msgid", 0, MSGDSW) \
  44     X("nomsgid", 0, NMSGDSW) \
  45     X("push", 0, PUSHSW) \
  46     X("nopush", 0, NPUSHSW) \
  47     X("split seconds", 0, SPLITSW) \
  48     X("unique", -6, UNIQSW) \
  49     X("nounique", -8, NUNIQSW) \
  50     X("verbose", 0, VERBSW) \
  51     X("noverbose", 0, NVERBSW) \
  52     X("watch", 0, WATCSW) \
  53     X("nowatch", 0, NWATCSW) \
  54     X("width columns", 0, WIDTHSW) \
  55     X("version", 0, VERSIONSW) \
  56     X("help", 0, HELPSW) \
  57     X("dashstuffing", -12, BITSTUFFSW) \
  58     X("nodashstuffing", -14, NBITSTUFFSW) \
  59     X("client host", -6, CLIESW) \
  60     X("server host", 6, SERVSW) \
  61     X("snoop", 5, SNOOPSW) \
  62     X("sasl", SASLminc(4), SASLSW) \
  63     X("nosasl", SASLminc(6), NOSASLSW) \
  64     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  65     X("authservice", SASLminc(0), AUTHSERVICESW) \
  66     X("user username", SASLminc(-4), USERSW) \
  67     X("port server-port-name/number", 4, PORTSW) \
  68     X("tls", TLSminc(-3), TLSSW) \
  69     X("initialtls", TLSminc(-10), INITTLSSW) \
  70     X("notls", TLSminc(-5), NTLSSW) \
  71     X("certverify", TLSminc(-10), CERTVERSW) \
  72     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  73     X("sendmail program", 0, MTSSM) \
  74     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  75     X("messageid localname|random", 2, MESSAGEIDSW) \
  76
  77 #define X(sw, minchars, id) id,
  78 DEFINE_SWITCH_ENUM(SEND);
  79 #undef X
  80
  81 #define X(sw, minchars, id) { sw, minchars, id },
  82 DEFINE_SWITCH_ARRAY(SEND, switches);
  83 #undef X
  84
  85 #define USE_SWITCHES \
  86     X("no", 0, NOSW) \
  87     X("yes", 0, YESW) \
  88     X("list", 0, LISTDSW) \
  89
  90 #define X(sw, minchars, id) id,
  91 DEFINE_SWITCH_ENUM(USE);
  92 #undef X
  93
  94 #define X(sw, minchars, id) { sw, minchars, id },
  95 DEFINE_SWITCH_ARRAY(USE, anyl);
  96 #undef X
  97
  98 extern int debugsw;             /* from sendsbr.c */
  99 extern int forwsw;
 100 extern int inplace;
 101 extern int pushsw;
 102 extern int splitsw;
 103 extern int unique;
 104 extern int verbsw;
 105
 106 extern char *altmsg;            /*  .. */
 107 extern char *annotext;
 108 extern char *distfile;
 109
 110
 111 int
 112 main (int argc, char **argv)
 113 {
 114     int msgp = 0, distsw = 0, vecp;
 115     int isdf = 0, mime = 0;
 116     int msgnum, status;
 117     char *cp, *dfolder = NULL, *maildir = NULL;
 118     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 119     char *msgs[MAXARGS], **vec;
 120     const char *user = NULL, *saslmech = NULL;
 121     struct msgs *mp;
 122     struct stat st;
 123     int snoop = 0;
 124     char *auth_svc = NULL;
 125
 126     if (nmh_init(argv[0], 1)) { return 1; }
 127
 128     arguments = getarguments (invo_name, argc, argv, 1);
 129     argp = arguments;
 130
 131     vec = argsplit(postproc, &program, &vecp);
 132
 133     vec[vecp++] = "-library";
 134     vec[vecp++] = getcpy (m_maildir (""));
 135
 136     if ((cp = context_find ("fileproc"))) {
 137         vec[vecp++] = "-fileproc";
 138         vec[vecp++] = cp;
 139     }
 140
 141     if ((cp = context_find ("mhlproc"))) {
 142         vec[vecp++] = "-mhlproc";
 143         vec[vecp++] = cp;
 144     }
 145
 146     if ((cp = context_find ("credentials"))) {
 147         /* post doesn't read context so need to pass credentials. */
 148         vec[vecp++] = "-credentials";
 149         vec[vecp++] = cp;
 150     }
 151
 152     while ((cp = *argp++)) {
 153         if (*cp == '-') {
 154             switch (smatch (++cp, switches)) {
 155                 case AMBIGSW:
 156                     ambigsw (cp, switches);
 157                     done (1);
 158                 case UNKWNSW:
 159                     adios (NULL, "-%s unknown\n", cp);
 160
 161                 case HELPSW:
 162                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 163                     print_help (buf, switches, 1);
 164                     done (0);
 165                 case VERSIONSW:
 166                     print_version(invo_name);
 167                     done (0);
 168
 169                 case DRAFTSW:
 170                     msgs[msgp++] = draft;
 171                     continue;
 172
 173                 case DFOLDSW:
 174                     if (dfolder)
 175                         adios (NULL, "only one draft folder at a time!");
 176                     if (!(cp = *argp++) || *cp == '-')
 177                         adios (NULL, "missing argument to %s", argp[-2]);
 178                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 179                             *cp != '@' ? TFOLDER : TSUBCWF);
 180                     continue;
 181                 case DMSGSW:
 182                     if (!(cp = *argp++) || *cp == '-')
 183                         adios (NULL, "missing argument to %s", argp[-2]);
 184                     msgs[msgp++] = cp;
 185                     continue;
 186                 case NDFLDSW:
 187                     dfolder = NULL;
 188                     isdf = NOTOK;
 189                     continue;
 190
 191                 case PUSHSW:
 192                     pushsw++;
 193                     continue;
 194                 case NPUSHSW:
 195                     pushsw = 0;
 196                     continue;
 197
 198                 case SPLITSW:
 199                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 200                         adios (NULL, "missing argument to %s", argp[-2]);
 201                     continue;
 202
 203                 case UNIQSW:
 204                     unique++;
 205                     continue;
 206                 case NUNIQSW:
 207                     unique = 0;
 208                     continue;
 209
 210                 case FORWSW:
 211                     forwsw++;
 212                     continue;
 213                 case NFORWSW:
 214                     forwsw = 0;
 215                     continue;
 216
 217                 case VERBSW:
 218                     verbsw++;
 219                     vec[vecp++] = --cp;
 220                     continue;
 221                 case NVERBSW:
 222                     verbsw = 0;
 223                     vec[vecp++] = --cp;
 224                     continue;
 225
 226                 case MIMESW:
 227                     mime++;
 228                     vec[vecp++] = --cp;
 229                     continue;
 230                 case NMIMESW:
 231                     mime = 0;
 232                     vec[vecp++] = --cp;
 233                     continue;
 234
 235                 case SNOOPSW:
 236                     snoop++;
 237                     vec[vecp++] = --cp;
 238                     continue;
 239
 240                 case DEBUGSW:
 241                     debugsw++;
 242                     /* FALLTHRU */
 243                 case NFILTSW:
 244                 case FRMTSW:
 245                 case NFRMTSW:
 246                 case BITSTUFFSW:
 247                 case NBITSTUFFSW:
 248                 case MSGDSW:
 249                 case NMSGDSW:
 250                 case WATCSW:
 251                 case NWATCSW:
 252                 case SASLSW:
 253                 case NOSASLSW:
 254                 case TLSSW:
 255                 case INITTLSSW:
 256                 case NTLSSW:
 257                 case CERTVERSW:
 258                 case NOCERTVERSW:
 259                     vec[vecp++] = --cp;
 260                     continue;
 261
 262                 case USERSW:
 263                     vec[vecp++] = --cp;
 264                     if (!(cp = *argp++) || *cp == '-')
 265                         adios (NULL, "missing argument to %s", argp[-2]);
 266                     vec[vecp++] = cp;
 267                     user = cp;
 268                     continue;
 269
 270                 case AUTHSERVICESW:
 271 #ifdef OAUTH_SUPPORT
 272                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 273                         adios (NULL, "missing argument to %s", argp[-2]);
 274 #else
 275                     adios (NULL, "not built with OAuth support");
 276 #endif
 277                     continue;
 278
 279                 case SASLMECHSW:
 280                     if (!(saslmech = *argp) || *saslmech == '-')
 281                         adios (NULL, "missing argument to %s", argp[-1]);
 282                     /* FALLTHRU */
 283
 284                 case ALIASW:
 285                 case FILTSW:
 286                 case WIDTHSW:
 287                 case CLIESW:
 288                 case SERVSW:
 289                 case PORTSW:
 290                 case MTSSM:
 291                 case MTSSW:
 292                 case MESSAGEIDSW:
 293                     vec[vecp++] = --cp;
 294                     if (!(cp = *argp++) || *cp == '-')
 295                         adios (NULL, "missing argument to %s", argp[-2]);
 296                     vec[vecp++] = cp;
 297                     continue;
 298             }
 299         } else {
 300             msgs[msgp++] = cp;
 301         }
 302     }
 303
 304     /*
 305      * check for "Aliasfile:" profile entry
 306      */
 307     if ((cp = context_find ("Aliasfile"))) {
 308         char *dp = NULL;
 309
 310         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 311             vec[vecp++] = "-alias";
 312             vec[vecp++] = *ap;
 313         }
 314     }
 315
 316     if (dfolder == NULL) {
 317         if (msgp == 0) {
 318             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 319             if (stat (msgs[0], &st) == NOTOK)
 320                 adios (msgs[0], "unable to stat draft file");
 321             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 322             for (status = LISTDSW; status != YESW;) {
 323                 if (!(argp = read_switch_multiword (cp, anyl)))
 324                     done (1);
 325                 switch (status = smatch (*argp, anyl)) {
 326                     case NOSW:
 327                         done (0);
 328                     case YESW:
 329                         break;
 330                     case LISTDSW:
 331                         showfile (++argp, msgs[0]);
 332                         break;
 333                     default:
 334                         inform("say what?");
 335                         break;
 336                 }
 337             }
 338         } else {
 339             for (msgnum = 0; msgnum < msgp; msgnum++)
 340                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 341         }
 342     } else {
 343         if (!context_find ("path"))
 344             free (path ("./", TFOLDER));
 345
 346         if (!msgp)
 347             msgs[msgp++] = "cur";
 348         maildir = m_maildir (dfolder);
 349
 350         if (chdir (maildir) == NOTOK)
 351             adios (maildir, "unable to change directory to");
 352
 353         /* read folder and create message structure */
 354         if (!(mp = folder_read (dfolder, 1)))
 355             adios (NULL, "unable to read folder %s", dfolder);
 356
 357         /* check for empty folder */
 358         if (mp->nummsg == 0)
 359             adios (NULL, "no messages in %s", dfolder);
 360
 361         /* parse all the message ranges/sequences and set SELECTED */
 362         for (msgnum = 0; msgnum < msgp; msgnum++)
 363             if (!m_convert (mp, msgs[msgnum]))
 364                 done (1);
 365         seq_setprev (mp);       /* set the previous-sequence */
 366
 367         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 368             if (is_selected (mp, msgnum)) {
 369                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 370                 unset_exists (mp, msgnum);
 371             }
 372         }
 373
 374         mp->msgflags |= SEQMOD;
 375         seq_save (mp);
 376     }
 377
 378 #ifdef WHATNOW
 379 go_to_it:
 380 #endif /* WHATNOW */
 381
 382     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 383         if ((cp = context_find ("signature")) && *cp)
 384             m_putenv ("SIGNATURE", cp);
 385
 386     for (msgnum = 0; msgnum < msgp; msgnum++)
 387         if (stat (msgs[msgnum], &st) == NOTOK)
 388             adios (msgs[msgnum], "unable to stat draft file");
 389
 390     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 391         annotext = NULL;
 392     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 393         inplace = atoi (cp);
 394     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 395         altmsg = NULL;  /* used by dist interface - see below */
 396
 397     if ((cp = getenv ("mhdist"))
 398             && *cp
 399             && (distsw = atoi (cp))
 400             && altmsg) {
 401         vec[vecp++] = "-dist";
 402         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 403             adios(NULL, "unable to create temporary file in %s",
 404                   get_temp_dir());
 405         }
 406         distfile = mh_xstrdup(cp);
 407         (void) m_unlink(distfile);
 408         if (link (altmsg, distfile) == NOTOK) {
 409             /* Cygwin with FAT32 filesystem produces EPERM. */
 410             if (errno != EXDEV  &&  errno != EPERM
 411 #ifdef EISREMOTE
 412                     && errno != EISREMOTE
 413 #endif /* EISREMOTE */
 414                 )
 415                 adios (distfile, "unable to link %s to", altmsg);
 416             free (distfile);
 417             if ((cp = m_mktemp2(NULL, 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             {
 423                 int in, out;
 424                 struct stat st;
 425
 426                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 427                     adios (altmsg, "unable to open");
 428                 fstat(in, &st);
 429                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 430                     adios (distfile, "unable to write");
 431                 cpydata (in, out, altmsg, distfile);
 432                 close (in);
 433                 close (out);
 434             }
 435         }
 436     } else {
 437         distfile = NULL;
 438     }
 439
 440 #ifdef OAUTH_SUPPORT
 441     if (auth_svc == NULL) {
 442         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 443             adios (NULL, "must specify -authservice with -saslmech xoauth2");
 444         }
 445     } else {
 446         if (user == NULL) {
 447             adios (NULL, "must specify -user with -saslmech xoauth2");
 448         }
 449     }
 450 #else
 451     NMH_UNUSED(auth_svc);
 452     NMH_UNUSED(user);
 453     NMH_UNUSED(saslmech);
 454 #endif /* OAUTH_SUPPORT */
 455
 456     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 457         st.st_mtime = 0;
 458         st.st_dev = 0;
 459         st.st_ino = 0;
 460     }
 461     if (pushsw)
 462         push ();
 463
 464     status = 0;
 465     closefds (3);
 466
 467     for (msgnum = 0; msgnum < msgp; msgnum++) {
 468         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 469             case DONE:
 470                 done (++status);
 471                 /* FALLTHRU */
 472             case NOTOK:
 473                 status++;
 474                 /* FALLTHRU */
 475             case OK:
 476                 break;
 477         }
 478     }
 479
 480     context_save ();    /* save the context file */
 481     done (status);
 482     return 1;
 483 }