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 #ifdef OAUTH_SUPPORT
  12 # include <h/oauth.h>
  13 #endif
  14 #include "sbr/m_maildir.h"
  15 #include "sbr/m_mktemp.h"
  16
  17 #ifndef CYRUS_SASL
  18 # define SASLminc(a) (a)
  19 #else /* CYRUS_SASL */
  20 # define SASLminc(a)  0
  21 #endif /* CYRUS_SASL */
  22
  23 #ifndef TLS_SUPPORT
  24 # define TLSminc(a)  (a)
  25 #else /* TLS_SUPPORT */
  26 # define TLSminc(a)   0
  27 #endif /* TLS_SUPPORT */
  28
  29 #define SEND_SWITCHES \
  30     X("alias aliasfile", 0, ALIASW) \
  31     X("debug", -5, DEBUGSW) \
  32     X("draft", 0, DRAFTSW) \
  33     X("draftfolder +folder", 6, DFOLDSW) \
  34     X("draftmessage msg", 6, DMSGSW) \
  35     X("nodraftfolder", 0, NDFLDSW) \
  36     X("filter filterfile", 0, FILTSW) \
  37     X("nofilter", 0, NFILTSW) \
  38     X("format", 0, FRMTSW) \
  39     X("noformat", 0, NFRMTSW) \
  40     X("forward", 0, FORWSW) \
  41     X("noforward", 0, NFORWSW) \
  42     X("mime", 0, MIMESW) \
  43     X("nomime", 0, NMIMESW) \
  44     X("msgid", 0, MSGDSW) \
  45     X("nomsgid", 0, NMSGDSW) \
  46     X("push", 0, PUSHSW) \
  47     X("nopush", 0, NPUSHSW) \
  48     X("split seconds", 0, SPLITSW) \
  49     X("unique", -6, UNIQSW) \
  50     X("nounique", -8, NUNIQSW) \
  51     X("verbose", 0, VERBSW) \
  52     X("noverbose", 0, NVERBSW) \
  53     X("watch", 0, WATCSW) \
  54     X("nowatch", 0, NWATCSW) \
  55     X("width columns", 0, WIDTHSW) \
  56     X("version", 0, VERSIONSW) \
  57     X("help", 0, HELPSW) \
  58     X("dashstuffing", -12, BITSTUFFSW) \
  59     X("nodashstuffing", -14, NBITSTUFFSW) \
  60     X("client host", -6, CLIESW) \
  61     X("server host", 6, SERVSW) \
  62     X("snoop", 5, SNOOPSW) \
  63     X("sasl", SASLminc(4), SASLSW) \
  64     X("nosasl", SASLminc(6), NOSASLSW) \
  65     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  66     X("authservice", SASLminc(0), AUTHSERVICESW) \
  67     X("user username", SASLminc(-4), USERSW) \
  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("certverify", TLSminc(-10), CERTVERSW) \
  73     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  74     X("sendmail program", 0, MTSSM) \
  75     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  76     X("messageid localname|random", 2, MESSAGEIDSW) \
  77
  78 #define X(sw, minchars, id) id,
  79 DEFINE_SWITCH_ENUM(SEND);
  80 #undef X
  81
  82 #define X(sw, minchars, id) { sw, minchars, id },
  83 DEFINE_SWITCH_ARRAY(SEND, switches);
  84 #undef X
  85
  86 #define USE_SWITCHES \
  87     X("no", 0, NOSW) \
  88     X("yes", 0, YESW) \
  89     X("list", 0, LISTDSW) \
  90
  91 #define X(sw, minchars, id) id,
  92 DEFINE_SWITCH_ENUM(USE);
  93 #undef X
  94
  95 #define X(sw, minchars, id) { sw, minchars, id },
  96 DEFINE_SWITCH_ARRAY(USE, anyl);
  97 #undef X
  98
  99 extern int debugsw;             /* from sendsbr.c */
 100 extern int forwsw;
 101 extern int inplace;
 102 extern int pushsw;
 103 extern int splitsw;
 104 extern int unique;
 105 extern int verbsw;
 106
 107 extern char *altmsg;            /*  .. */
 108 extern char *annotext;
 109 extern char *distfile;
 110
 111
 112 int
 113 main (int argc, char **argv)
 114 {
 115     int msgp = 0, distsw = 0, vecp;
 116     int isdf = 0, mime = 0;
 117     int msgnum, status;
 118     char *cp, *dfolder = NULL, *maildir = NULL;
 119     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 120     char *msgs[MAXARGS], **vec;
 121     const char *user = NULL, *saslmech = NULL;
 122     struct msgs *mp;
 123     struct stat st;
 124     int snoop = 0;
 125     char *auth_svc = NULL;
 126
 127     if (nmh_init(argv[0], 1)) { return 1; }
 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 SNOOPSW:
 237                     snoop++;
 238                     vec[vecp++] = --cp;
 239                     continue;
 240
 241                 case DEBUGSW:
 242                     debugsw++;
 243                     /* FALLTHRU */
 244                 case NFILTSW:
 245                 case FRMTSW:
 246                 case NFRMTSW:
 247                 case BITSTUFFSW:
 248                 case NBITSTUFFSW:
 249                 case MSGDSW:
 250                 case NMSGDSW:
 251                 case WATCSW:
 252                 case NWATCSW:
 253                 case SASLSW:
 254                 case NOSASLSW:
 255                 case TLSSW:
 256                 case INITTLSSW:
 257                 case NTLSSW:
 258                 case CERTVERSW:
 259                 case NOCERTVERSW:
 260                     vec[vecp++] = --cp;
 261                     continue;
 262
 263                 case USERSW:
 264                     vec[vecp++] = --cp;
 265                     if (!(cp = *argp++) || *cp == '-')
 266                         adios (NULL, "missing argument to %s", argp[-2]);
 267                     vec[vecp++] = cp;
 268                     user = cp;
 269                     continue;
 270
 271                 case AUTHSERVICESW:
 272 #ifdef OAUTH_SUPPORT
 273                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 274                         adios (NULL, "missing argument to %s", argp[-2]);
 275 #else
 276                     adios (NULL, "not built with OAuth support");
 277 #endif
 278                     continue;
 279
 280                 case SASLMECHSW:
 281                     if (!(saslmech = *argp) || *saslmech == '-')
 282                         adios (NULL, "missing argument to %s", argp[-1]);
 283                     /* FALLTHRU */
 284
 285                 case ALIASW:
 286                 case FILTSW:
 287                 case WIDTHSW:
 288                 case CLIESW:
 289                 case SERVSW:
 290                 case PORTSW:
 291                 case MTSSM:
 292                 case MTSSW:
 293                 case MESSAGEIDSW:
 294                     vec[vecp++] = --cp;
 295                     if (!(cp = *argp++) || *cp == '-')
 296                         adios (NULL, "missing argument to %s", argp[-2]);
 297                     vec[vecp++] = cp;
 298                     continue;
 299             }
 300         } else {
 301             msgs[msgp++] = cp;
 302         }
 303     }
 304
 305     /*
 306      * check for "Aliasfile:" profile entry
 307      */
 308     if ((cp = context_find ("Aliasfile"))) {
 309         char *dp = NULL;
 310
 311         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 312             vec[vecp++] = "-alias";
 313             vec[vecp++] = *ap;
 314         }
 315     }
 316
 317     if (dfolder == NULL) {
 318         if (msgp == 0) {
 319             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 320             if (stat (msgs[0], &st) == NOTOK)
 321                 adios (msgs[0], "unable to stat draft file");
 322             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 323             for (status = LISTDSW; status != YESW;) {
 324                 if (!(argp = read_switch_multiword (cp, anyl)))
 325                     done (1);
 326                 switch (status = smatch (*argp, anyl)) {
 327                     case NOSW:
 328                         done (0);
 329                     case YESW:
 330                         break;
 331                     case LISTDSW:
 332                         showfile (++argp, msgs[0]);
 333                         break;
 334                     default:
 335                         inform("say what?");
 336                         break;
 337                 }
 338             }
 339         } else {
 340             for (msgnum = 0; msgnum < msgp; msgnum++)
 341                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 342         }
 343     } else {
 344         if (!context_find ("path"))
 345             free (path ("./", TFOLDER));
 346
 347         if (!msgp)
 348             msgs[msgp++] = "cur";
 349         maildir = m_maildir (dfolder);
 350
 351         if (chdir (maildir) == NOTOK)
 352             adios (maildir, "unable to change directory to");
 353
 354         /* read folder and create message structure */
 355         if (!(mp = folder_read (dfolder, 1)))
 356             adios (NULL, "unable to read folder %s", dfolder);
 357
 358         /* check for empty folder */
 359         if (mp->nummsg == 0)
 360             adios (NULL, "no messages in %s", dfolder);
 361
 362         /* parse all the message ranges/sequences and set SELECTED */
 363         for (msgnum = 0; msgnum < msgp; msgnum++)
 364             if (!m_convert (mp, msgs[msgnum]))
 365                 done (1);
 366         seq_setprev (mp);       /* set the previous-sequence */
 367
 368         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 369             if (is_selected (mp, msgnum)) {
 370                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 371                 unset_exists (mp, msgnum);
 372             }
 373         }
 374
 375         mp->msgflags |= SEQMOD;
 376         seq_save (mp);
 377     }
 378
 379 #ifdef WHATNOW
 380 go_to_it:
 381 #endif /* WHATNOW */
 382
 383     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 384         if ((cp = context_find ("signature")) && *cp)
 385             setenv("SIGNATURE", cp, 1);
 386
 387     for (msgnum = 0; msgnum < msgp; msgnum++)
 388         if (stat (msgs[msgnum], &st) == NOTOK)
 389             adios (msgs[msgnum], "unable to stat draft file");
 390
 391     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 392         annotext = NULL;
 393     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 394         inplace = atoi (cp);
 395     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 396         altmsg = NULL;  /* used by dist interface - see below */
 397
 398     if ((cp = getenv ("mhdist"))
 399             && *cp
 400             && (distsw = atoi (cp))
 401             && altmsg) {
 402         vec[vecp++] = "-dist";
 403         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 404             adios(NULL, "unable to create temporary file in %s",
 405                   get_temp_dir());
 406         }
 407         distfile = mh_xstrdup(cp);
 408         (void) m_unlink(distfile);
 409         if (link (altmsg, distfile) == NOTOK) {
 410             /* Cygwin with FAT32 filesystem produces EPERM. */
 411             if (errno != EXDEV  &&  errno != EPERM
 412 #ifdef EISREMOTE
 413                     && errno != EISREMOTE
 414 #endif /* EISREMOTE */
 415                 )
 416                 adios (distfile, "unable to link %s to", altmsg);
 417             free (distfile);
 418             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 419                 adios(NULL, "unable to create temporary file in %s",
 420                       get_temp_dir());
 421             }
 422             distfile = mh_xstrdup(cp);
 423             {
 424                 int in, out;
 425                 struct stat st;
 426
 427                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 428                     adios (altmsg, "unable to open");
 429                 fstat(in, &st);
 430                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 431                     adios (distfile, "unable to write");
 432                 cpydata (in, out, altmsg, distfile);
 433                 close (in);
 434                 close (out);
 435             }
 436         }
 437     } else {
 438         distfile = NULL;
 439     }
 440
 441 #ifdef OAUTH_SUPPORT
 442     if (auth_svc == NULL) {
 443         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 444             adios (NULL, "must specify -authservice with -saslmech xoauth2");
 445         }
 446     } else {
 447         if (user == NULL) {
 448             adios (NULL, "must specify -user with -saslmech xoauth2");
 449         }
 450     }
 451 #else
 452     NMH_UNUSED(auth_svc);
 453     NMH_UNUSED(user);
 454     NMH_UNUSED(saslmech);
 455 #endif /* OAUTH_SUPPORT */
 456
 457     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 458         st.st_mtime = 0;
 459         st.st_dev = 0;
 460         st.st_ino = 0;
 461     }
 462     if (pushsw)
 463         push ();
 464
 465     status = 0;
 466     closefds (3);
 467
 468     for (msgnum = 0; msgnum < msgp; msgnum++) {
 469         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 470             case DONE:
 471                 done (++status);
 472                 /* FALLTHRU */
 473             case NOTOK:
 474                 status++;
 475                 /* FALLTHRU */
 476             case OK:
 477                 break;
 478         }
 479     }
 480
 481     context_save ();    /* save the context file */
 482     done (status);
 483     return 1;
 484 }