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/done.h"
  11 #include <h/utils.h>
  12 #ifdef OAUTH_SUPPORT
  13 # include <h/oauth.h>
  14 #endif
  15 #include "sbr/m_maildir.h"
  16 #include "sbr/m_mktemp.h"
  17
  18 #ifndef CYRUS_SASL
  19 # define SASLminc(a) (a)
  20 #else /* CYRUS_SASL */
  21 # define SASLminc(a)  0
  22 #endif /* CYRUS_SASL */
  23
  24 #ifndef TLS_SUPPORT
  25 # define TLSminc(a)  (a)
  26 #else /* TLS_SUPPORT */
  27 # define TLSminc(a)   0
  28 #endif /* TLS_SUPPORT */
  29
  30 #define SEND_SWITCHES \
  31     X("alias aliasfile", 0, ALIASW) \
  32     X("debug", -5, DEBUGSW) \
  33     X("draft", 0, DRAFTSW) \
  34     X("draftfolder +folder", 6, DFOLDSW) \
  35     X("draftmessage msg", 6, DMSGSW) \
  36     X("nodraftfolder", 0, NDFLDSW) \
  37     X("filter filterfile", 0, FILTSW) \
  38     X("nofilter", 0, NFILTSW) \
  39     X("format", 0, FRMTSW) \
  40     X("noformat", 0, NFRMTSW) \
  41     X("forward", 0, FORWSW) \
  42     X("noforward", 0, NFORWSW) \
  43     X("mime", 0, MIMESW) \
  44     X("nomime", 0, NMIMESW) \
  45     X("msgid", 0, MSGDSW) \
  46     X("nomsgid", 0, NMSGDSW) \
  47     X("push", 0, PUSHSW) \
  48     X("nopush", 0, NPUSHSW) \
  49     X("split seconds", 0, SPLITSW) \
  50     X("unique", -6, UNIQSW) \
  51     X("nounique", -8, NUNIQSW) \
  52     X("verbose", 0, VERBSW) \
  53     X("noverbose", 0, NVERBSW) \
  54     X("watch", 0, WATCSW) \
  55     X("nowatch", 0, NWATCSW) \
  56     X("width columns", 0, WIDTHSW) \
  57     X("version", 0, VERSIONSW) \
  58     X("help", 0, HELPSW) \
  59     X("dashstuffing", -12, BITSTUFFSW) \
  60     X("nodashstuffing", -14, NBITSTUFFSW) \
  61     X("client host", -6, CLIESW) \
  62     X("server host", 6, SERVSW) \
  63     X("snoop", 5, SNOOPSW) \
  64     X("sasl", SASLminc(4), SASLSW) \
  65     X("nosasl", SASLminc(6), NOSASLSW) \
  66     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  67     X("authservice", SASLminc(0), AUTHSERVICESW) \
  68     X("user username", SASLminc(-4), USERSW) \
  69     X("port server-port-name/number", 4, PORTSW) \
  70     X("tls", TLSminc(-3), TLSSW) \
  71     X("initialtls", TLSminc(-10), INITTLSSW) \
  72     X("notls", TLSminc(-5), NTLSSW) \
  73     X("certverify", TLSminc(-10), CERTVERSW) \
  74     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  75     X("sendmail program", 0, MTSSM) \
  76     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  77     X("messageid localname|random", 2, MESSAGEIDSW) \
  78
  79 #define X(sw, minchars, id) id,
  80 DEFINE_SWITCH_ENUM(SEND);
  81 #undef X
  82
  83 #define X(sw, minchars, id) { sw, minchars, id },
  84 DEFINE_SWITCH_ARRAY(SEND, switches);
  85 #undef X
  86
  87 #define USE_SWITCHES \
  88     X("no", 0, NOSW) \
  89     X("yes", 0, YESW) \
  90     X("list", 0, LISTDSW) \
  91
  92 #define X(sw, minchars, id) id,
  93 DEFINE_SWITCH_ENUM(USE);
  94 #undef X
  95
  96 #define X(sw, minchars, id) { sw, minchars, id },
  97 DEFINE_SWITCH_ARRAY(USE, anyl);
  98 #undef X
  99
 100 extern int debugsw;             /* from sendsbr.c */
 101 extern bool forwsw;
 102 extern int inplace;
 103 extern bool pushsw;
 104 extern int splitsw;
 105 extern bool unique;
 106 extern bool verbsw;
 107
 108 extern char *altmsg;            /*  .. */
 109 extern char *annotext;
 110 extern char *distfile;
 111
 112
 113 int
 114 main (int argc, char **argv)
 115 {
 116     int msgp = 0, vecp;
 117     int isdf = 0;
 118     int msgnum, status;
 119     char *cp, *dfolder = NULL, *maildir = NULL;
 120     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 121     char *msgs[MAXARGS], **vec;
 122     const char *user = NULL, *saslmech = NULL;
 123     struct msgs *mp;
 124     struct stat st;
 125     char *auth_svc = NULL;
 126
 127     if (nmh_init(argv[0], true, true)) { 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++] = mh_xstrdup(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                     die("-%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                         die("only one draft folder at a time!");
 177                     if (!(cp = *argp++) || *cp == '-')
 178                         die("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                         die("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 = true;
 194                     continue;
 195                 case NPUSHSW:
 196                     pushsw = false;
 197                     continue;
 198
 199                 case SPLITSW:
 200                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 201                         die("missing argument to %s", argp[-2]);
 202                     continue;
 203
 204                 case UNIQSW:
 205                     unique = true;
 206                     continue;
 207                 case NUNIQSW:
 208                     unique = false;
 209                     continue;
 210
 211                 case FORWSW:
 212                     forwsw = true;
 213                     continue;
 214                 case NFORWSW:
 215                     forwsw = false;
 216                     continue;
 217
 218                 case VERBSW:
 219                     verbsw = true;
 220                     vec[vecp++] = --cp;
 221                     continue;
 222                 case NVERBSW:
 223                     verbsw = false;
 224                     vec[vecp++] = --cp;
 225                     continue;
 226
 227                 case MIMESW:
 228                     vec[vecp++] = --cp;
 229                     continue;
 230                 case NMIMESW:
 231                     vec[vecp++] = --cp;
 232                     continue;
 233
 234                 case SNOOPSW:
 235                     vec[vecp++] = --cp;
 236                     continue;
 237
 238                 case DEBUGSW:
 239                     debugsw++;
 240                     /* FALLTHRU */
 241                 case NFILTSW:
 242                 case FRMTSW:
 243                 case NFRMTSW:
 244                 case BITSTUFFSW:
 245                 case NBITSTUFFSW:
 246                 case MSGDSW:
 247                 case NMSGDSW:
 248                 case WATCSW:
 249                 case NWATCSW:
 250                 case SASLSW:
 251                 case NOSASLSW:
 252                 case TLSSW:
 253                 case INITTLSSW:
 254                 case NTLSSW:
 255                 case CERTVERSW:
 256                 case NOCERTVERSW:
 257                     vec[vecp++] = --cp;
 258                     continue;
 259
 260                 case USERSW:
 261                     vec[vecp++] = --cp;
 262                     if (!(cp = *argp++) || *cp == '-')
 263                         die("missing argument to %s", argp[-2]);
 264                     vec[vecp++] = cp;
 265                     user = cp;
 266                     continue;
 267
 268                 case AUTHSERVICESW:
 269 #ifdef OAUTH_SUPPORT
 270                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 271                         die("missing argument to %s", argp[-2]);
 272 #else
 273                     die("not built with OAuth support");
 274 #endif
 275                     continue;
 276
 277                 case SASLMECHSW:
 278                     if (!(saslmech = *argp) || *saslmech == '-')
 279                         die("missing argument to %s", argp[-1]);
 280                     /* FALLTHRU */
 281
 282                 case ALIASW:
 283                 case FILTSW:
 284                 case WIDTHSW:
 285                 case CLIESW:
 286                 case SERVSW:
 287                 case PORTSW:
 288                 case MTSSM:
 289                 case MTSSW:
 290                 case MESSAGEIDSW:
 291                     vec[vecp++] = --cp;
 292                     if (!(cp = *argp++) || *cp == '-')
 293                         die("missing argument to %s", argp[-2]);
 294                     vec[vecp++] = cp;
 295                     continue;
 296             }
 297         } else {
 298             msgs[msgp++] = cp;
 299         }
 300     }
 301
 302     /*
 303      * check for "Aliasfile:" profile entry
 304      */
 305     if ((cp = context_find ("Aliasfile"))) {
 306         char *dp = NULL;
 307
 308         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 309             vec[vecp++] = "-alias";
 310             vec[vecp++] = *ap;
 311         }
 312     }
 313
 314     if (dfolder == NULL) {
 315         if (msgp == 0) {
 316             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 317             if (stat (msgs[0], &st) == NOTOK)
 318                 adios (msgs[0], "unable to stat draft file");
 319             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 320             for (status = LISTDSW; status != YESW;) {
 321                 if (!(argp = read_switch_multiword (cp, anyl)))
 322                     done (1);
 323                 switch (status = smatch (*argp, anyl)) {
 324                     case NOSW:
 325                         done (0);
 326                     case YESW:
 327                         break;
 328                     case LISTDSW:
 329                         showfile (++argp, msgs[0]);
 330                         break;
 331                     default:
 332                         inform("say what?");
 333                         break;
 334                 }
 335             }
 336         } else {
 337             for (msgnum = 0; msgnum < msgp; msgnum++)
 338                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 339         }
 340     } else {
 341         if (!context_find ("path"))
 342             free (path ("./", TFOLDER));
 343
 344         if (!msgp)
 345             msgs[msgp++] = "cur";
 346         maildir = m_maildir (dfolder);
 347
 348         if (chdir (maildir) == NOTOK)
 349             adios (maildir, "unable to change directory to");
 350
 351         /* read folder and create message structure */
 352         if (!(mp = folder_read (dfolder, 1)))
 353             die("unable to read folder %s", dfolder);
 354
 355         /* check for empty folder */
 356         if (mp->nummsg == 0)
 357             die("no messages in %s", dfolder);
 358
 359         /* parse all the message ranges/sequences and set SELECTED */
 360         for (msgnum = 0; msgnum < msgp; msgnum++)
 361             if (!m_convert (mp, msgs[msgnum]))
 362                 done (1);
 363         seq_setprev (mp);       /* set the previous-sequence */
 364
 365         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 366             if (is_selected (mp, msgnum)) {
 367                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 368                 unset_exists (mp, msgnum);
 369             }
 370         }
 371
 372         mp->msgflags |= SEQMOD;
 373         seq_save (mp);
 374     }
 375
 376 #ifdef WHATNOW
 377 go_to_it:
 378 #endif /* WHATNOW */
 379
 380     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 381         if ((cp = context_find ("signature")) && *cp)
 382             setenv("SIGNATURE", cp, 1);
 383
 384     for (msgnum = 0; msgnum < msgp; msgnum++)
 385         if (stat (msgs[msgnum], &st) == NOTOK)
 386             adios (msgs[msgnum], "unable to stat draft file");
 387
 388     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 389         annotext = NULL;
 390     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 391         inplace = atoi (cp);
 392     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 393         altmsg = NULL;  /* used by dist interface - see below */
 394
 395     if ((cp = getenv ("mhdist"))
 396             && *cp
 397             && atoi(cp)
 398             && altmsg) {
 399         vec[vecp++] = "-dist";
 400         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 401             die("unable to create temporary file");
 402         }
 403         distfile = mh_xstrdup(cp);
 404         (void) m_unlink(distfile);
 405         if (link (altmsg, distfile) == NOTOK) {
 406             /* Cygwin with FAT32 filesystem produces EPERM. */
 407             if (errno != EXDEV  &&  errno != EPERM
 408 #ifdef EISREMOTE
 409                     && errno != EISREMOTE
 410 #endif /* EISREMOTE */
 411                 )
 412                 adios (distfile, "unable to link %s to", altmsg);
 413             free (distfile);
 414             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 415                 die("unable to create temporary file in %s",
 416                       get_temp_dir());
 417             }
 418             distfile = mh_xstrdup(cp);
 419             {
 420                 int in, out;
 421                 struct stat st;
 422
 423                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 424                     adios (altmsg, "unable to open");
 425                 fstat(in, &st);
 426                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 427                     adios (distfile, "unable to write");
 428                 cpydata (in, out, altmsg, distfile);
 429                 close (in);
 430                 close (out);
 431             }
 432         }
 433     } else {
 434         distfile = NULL;
 435     }
 436
 437 #ifdef OAUTH_SUPPORT
 438     if (auth_svc == NULL) {
 439         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 440             die("must specify -authservice with -saslmech xoauth2");
 441         }
 442     } else {
 443         if (user == NULL) {
 444             die("must specify -user with -saslmech xoauth2");
 445         }
 446     }
 447 #else
 448     NMH_UNUSED(auth_svc);
 449     NMH_UNUSED(user);
 450     NMH_UNUSED(saslmech);
 451 #endif /* OAUTH_SUPPORT */
 452
 453     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 454         st.st_mtime = 0;
 455         st.st_dev = 0;
 456         st.st_ino = 0;
 457     }
 458     if (pushsw)
 459         push ();
 460
 461     status = 0;
 462     closefds (3);
 463
 464     for (msgnum = 0; msgnum < msgp; msgnum++) {
 465         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 466             case DONE:
 467                 done (++status);
 468                 /* FALLTHRU */
 469             case NOTOK:
 470                 status++;
 471                 /* FALLTHRU */
 472             case OK:
 473                 break;
 474         }
 475     }
 476
 477     context_save ();    /* save the context file */
 478     done (status);
 479     return 1;
 480 }