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 "sbr/print_version.h"
  10 #include "sbr/print_help.h"
  11 #include "sbr/arglist.h"
  12 #include "sbr/error.h"
  13 #include <fcntl.h>
  14 #include "h/done.h"
  15 #include "h/utils.h"
  16 #ifdef OAUTH_SUPPORT
  17 #include "h/oauth.h"
  18 #endif
  19 #include "sbr/m_maildir.h"
  20 #include "sbr/m_mktemp.h"
  21
  22 #ifndef CYRUS_SASL
  23 # define SASLminc(a) (a)
  24 #else /* CYRUS_SASL */
  25 # define SASLminc(a)  0
  26 #endif /* CYRUS_SASL */
  27
  28 #ifndef TLS_SUPPORT
  29 # define TLSminc(a)  (a)
  30 #else /* TLS_SUPPORT */
  31 # define TLSminc(a)   0
  32 #endif /* TLS_SUPPORT */
  33
  34 #define SEND_SWITCHES \
  35     X("alias aliasfile", 0, ALIASW) \
  36     X("debug", -5, DEBUGSW) \
  37     X("draft", 0, DRAFTSW) \
  38     X("draftfolder +folder", 6, DFOLDSW) \
  39     X("draftmessage msg", 6, DMSGSW) \
  40     X("nodraftfolder", 0, NDFLDSW) \
  41     X("filter filterfile", 0, FILTSW) \
  42     X("nofilter", 0, NFILTSW) \
  43     X("format", 0, FRMTSW) \
  44     X("noformat", 0, NFRMTSW) \
  45     X("forward", 0, FORWSW) \
  46     X("noforward", 0, NFORWSW) \
  47     X("mime", 0, MIMESW) \
  48     X("nomime", 0, NMIMESW) \
  49     X("msgid", 0, MSGDSW) \
  50     X("nomsgid", 0, NMSGDSW) \
  51     X("push", 0, PUSHSW) \
  52     X("nopush", 0, NPUSHSW) \
  53     X("split seconds", 0, SPLITSW) \
  54     X("unique", -6, UNIQSW) \
  55     X("nounique", -8, NUNIQSW) \
  56     X("verbose", 0, VERBSW) \
  57     X("noverbose", 0, NVERBSW) \
  58     X("watch", 0, WATCSW) \
  59     X("nowatch", 0, NWATCSW) \
  60     X("width columns", 0, WIDTHSW) \
  61     X("version", 0, VERSIONSW) \
  62     X("help", 0, HELPSW) \
  63     X("dashstuffing", -12, BITSTUFFSW) \
  64     X("nodashstuffing", -14, NBITSTUFFSW) \
  65     X("client host", -6, CLIESW) \
  66     X("server host", 6, SERVSW) \
  67     X("snoop", 5, SNOOPSW) \
  68     X("sasl", SASLminc(4), SASLSW) \
  69     X("nosasl", SASLminc(6), NOSASLSW) \
  70     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  71     X("authservice", SASLminc(0), AUTHSERVICESW) \
  72     X("user username", SASLminc(-4), USERSW) \
  73     X("port server-port-name/number", 4, PORTSW) \
  74     X("tls", TLSminc(-3), TLSSW) \
  75     X("initialtls", TLSminc(-10), INITTLSSW) \
  76     X("notls", TLSminc(-5), NTLSSW) \
  77     X("certverify", TLSminc(-10), CERTVERSW) \
  78     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  79     X("sendmail program", 0, MTSSM) \
  80     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  81     X("messageid localname|random", 2, MESSAGEIDSW) \
  82
  83 #define X(sw, minchars, id) id,
  84 DEFINE_SWITCH_ENUM(SEND);
  85 #undef X
  86
  87 #define X(sw, minchars, id) { sw, minchars, id },
  88 DEFINE_SWITCH_ARRAY(SEND, switches);
  89 #undef X
  90
  91 #define USE_SWITCHES \
  92     X("no", 0, NOSW) \
  93     X("yes", 0, YESW) \
  94     X("list", 0, LISTDSW) \
  95
  96 #define X(sw, minchars, id) id,
  97 DEFINE_SWITCH_ENUM(USE);
  98 #undef X
  99
 100 #define X(sw, minchars, id) { sw, minchars, id },
 101 DEFINE_SWITCH_ARRAY(USE, anyl);
 102 #undef X
 103
 104 extern int debugsw;             /* from sendsbr.c */
 105 extern bool forwsw;
 106 extern int inplace;
 107 extern bool pushsw;
 108 extern int splitsw;
 109 extern bool unique;
 110 extern bool verbsw;
 111
 112 extern char *altmsg;            /*  .. */
 113 extern char *annotext;
 114 extern char *distfile;
 115
 116
 117 int
 118 main (int argc, char **argv)
 119 {
 120     int msgp = 0, vecp;
 121     int isdf = 0;
 122     int msgnum, status;
 123     char *cp, *dfolder = NULL, *maildir = NULL;
 124     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 125     char *msgs[MAXARGS], **vec;
 126     const char *user = NULL, *saslmech = NULL;
 127     struct msgs *mp;
 128     struct stat st;
 129     char *auth_svc = NULL;
 130
 131     if (nmh_init(argv[0], true, true)) { return 1; }
 132
 133     arguments = getarguments (invo_name, argc, argv, 1);
 134     argp = arguments;
 135
 136     vec = argsplit(postproc, &program, &vecp);
 137
 138     vec[vecp++] = "-library";
 139     vec[vecp++] = mh_xstrdup(m_maildir(""));
 140
 141     if ((cp = context_find ("fileproc"))) {
 142         vec[vecp++] = "-fileproc";
 143         vec[vecp++] = cp;
 144     }
 145
 146     if ((cp = context_find ("mhlproc"))) {
 147         vec[vecp++] = "-mhlproc";
 148         vec[vecp++] = cp;
 149     }
 150
 151     if ((cp = context_find ("credentials"))) {
 152         /* post doesn't read context so need to pass credentials. */
 153         vec[vecp++] = "-credentials";
 154         vec[vecp++] = cp;
 155     }
 156
 157     while ((cp = *argp++)) {
 158         if (*cp == '-') {
 159             switch (smatch (++cp, switches)) {
 160                 case AMBIGSW:
 161                     ambigsw (cp, switches);
 162                     done (1);
 163                 case UNKWNSW:
 164                     die("-%s unknown\n", cp);
 165
 166                 case HELPSW:
 167                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 168                     print_help (buf, switches, 1);
 169                     done (0);
 170                 case VERSIONSW:
 171                     print_version(invo_name);
 172                     done (0);
 173
 174                 case DRAFTSW:
 175                     msgs[msgp++] = draft;
 176                     continue;
 177
 178                 case DFOLDSW:
 179                     if (dfolder)
 180                         die("only one draft folder at a time!");
 181                     if (!(cp = *argp++) || *cp == '-')
 182                         die("missing argument to %s", argp[-2]);
 183                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 184                             *cp != '@' ? TFOLDER : TSUBCWF);
 185                     continue;
 186                 case DMSGSW:
 187                     if (!(cp = *argp++) || *cp == '-')
 188                         die("missing argument to %s", argp[-2]);
 189                     msgs[msgp++] = cp;
 190                     continue;
 191                 case NDFLDSW:
 192                     dfolder = NULL;
 193                     isdf = NOTOK;
 194                     continue;
 195
 196                 case PUSHSW:
 197                     pushsw = true;
 198                     continue;
 199                 case NPUSHSW:
 200                     pushsw = false;
 201                     continue;
 202
 203                 case SPLITSW:
 204                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 205                         die("missing argument to %s", argp[-2]);
 206                     continue;
 207
 208                 case UNIQSW:
 209                     unique = true;
 210                     continue;
 211                 case NUNIQSW:
 212                     unique = false;
 213                     continue;
 214
 215                 case FORWSW:
 216                     forwsw = true;
 217                     continue;
 218                 case NFORWSW:
 219                     forwsw = false;
 220                     continue;
 221
 222                 case VERBSW:
 223                     verbsw = true;
 224                     vec[vecp++] = --cp;
 225                     continue;
 226                 case NVERBSW:
 227                     verbsw = false;
 228                     vec[vecp++] = --cp;
 229                     continue;
 230
 231                 case MIMESW:
 232                     vec[vecp++] = --cp;
 233                     continue;
 234                 case NMIMESW:
 235                     vec[vecp++] = --cp;
 236                     continue;
 237
 238                 case SNOOPSW:
 239                     vec[vecp++] = --cp;
 240                     continue;
 241
 242                 case DEBUGSW:
 243                     debugsw++;
 244                     /* FALLTHRU */
 245                 case NFILTSW:
 246                 case FRMTSW:
 247                 case NFRMTSW:
 248                 case BITSTUFFSW:
 249                 case NBITSTUFFSW:
 250                 case MSGDSW:
 251                 case NMSGDSW:
 252                 case WATCSW:
 253                 case NWATCSW:
 254                 case SASLSW:
 255                 case NOSASLSW:
 256                 case TLSSW:
 257                 case INITTLSSW:
 258                 case NTLSSW:
 259                 case CERTVERSW:
 260                 case NOCERTVERSW:
 261                     vec[vecp++] = --cp;
 262                     continue;
 263
 264                 case USERSW:
 265                     vec[vecp++] = --cp;
 266                     if (!(cp = *argp++) || *cp == '-')
 267                         die("missing argument to %s", argp[-2]);
 268                     vec[vecp++] = cp;
 269                     user = cp;
 270                     continue;
 271
 272                 case AUTHSERVICESW:
 273 #ifdef OAUTH_SUPPORT
 274                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 275                         die("missing argument to %s", argp[-2]);
 276 #else
 277                     die("not built with OAuth support");
 278 #endif
 279                     continue;
 280
 281                 case SASLMECHSW:
 282                     if (!(saslmech = *argp) || *saslmech == '-')
 283                         die("missing argument to %s", argp[-1]);
 284                     /* FALLTHRU */
 285
 286                 case ALIASW:
 287                 case FILTSW:
 288                 case WIDTHSW:
 289                 case CLIESW:
 290                 case SERVSW:
 291                 case PORTSW:
 292                 case MTSSM:
 293                 case MTSSW:
 294                 case MESSAGEIDSW:
 295                     vec[vecp++] = --cp;
 296                     if (!(cp = *argp++) || *cp == '-')
 297                         die("missing argument to %s", argp[-2]);
 298                     vec[vecp++] = cp;
 299                     continue;
 300             }
 301         } else {
 302             msgs[msgp++] = cp;
 303         }
 304     }
 305
 306     /*
 307      * check for "Aliasfile:" profile entry
 308      */
 309     if ((cp = context_find ("Aliasfile"))) {
 310         char *dp = NULL;
 311
 312         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 313             vec[vecp++] = "-alias";
 314             vec[vecp++] = *ap;
 315         }
 316     }
 317
 318     if (dfolder == NULL) {
 319         if (msgp == 0) {
 320             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 321             if (stat (msgs[0], &st) == NOTOK)
 322                 adios (msgs[0], "unable to stat draft file");
 323             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 324             for (status = LISTDSW; status != YESW;) {
 325                 if (!(argp = read_switch_multiword (cp, anyl)))
 326                     done (1);
 327                 switch (status = smatch (*argp, anyl)) {
 328                     case NOSW:
 329                         done (0);
 330                     case YESW:
 331                         break;
 332                     case LISTDSW:
 333                         showfile (++argp, msgs[0]);
 334                         break;
 335                     default:
 336                         inform("say what?");
 337                         break;
 338                 }
 339             }
 340         } else {
 341             for (msgnum = 0; msgnum < msgp; msgnum++)
 342                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 343         }
 344     } else {
 345         if (!context_find ("path"))
 346             free (path ("./", TFOLDER));
 347
 348         if (!msgp)
 349             msgs[msgp++] = "cur";
 350         maildir = m_maildir (dfolder);
 351
 352         if (chdir (maildir) == NOTOK)
 353             adios (maildir, "unable to change directory to");
 354
 355         /* read folder and create message structure */
 356         if (!(mp = folder_read (dfolder, 1)))
 357             die("unable to read folder %s", dfolder);
 358
 359         /* check for empty folder */
 360         if (mp->nummsg == 0)
 361             die("no messages in %s", dfolder);
 362
 363         /* parse all the message ranges/sequences and set SELECTED */
 364         for (msgnum = 0; msgnum < msgp; msgnum++)
 365             if (!m_convert (mp, msgs[msgnum]))
 366                 done (1);
 367         seq_setprev (mp);       /* set the previous-sequence */
 368
 369         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 370             if (is_selected (mp, msgnum)) {
 371                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 372                 unset_exists (mp, msgnum);
 373             }
 374         }
 375
 376         mp->msgflags |= SEQMOD;
 377         seq_save (mp);
 378     }
 379
 380 #ifdef WHATNOW
 381 go_to_it:
 382 #endif /* WHATNOW */
 383
 384     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 385         if ((cp = context_find ("signature")) && *cp)
 386             setenv("SIGNATURE", cp, 1);
 387
 388     for (msgnum = 0; msgnum < msgp; msgnum++)
 389         if (stat (msgs[msgnum], &st) == NOTOK)
 390             adios (msgs[msgnum], "unable to stat draft file");
 391
 392     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 393         annotext = NULL;
 394     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 395         inplace = atoi (cp);
 396     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 397         altmsg = NULL;  /* used by dist interface - see below */
 398
 399     if ((cp = getenv ("mhdist"))
 400             && *cp
 401             && atoi(cp)
 402             && altmsg) {
 403         vec[vecp++] = "-dist";
 404         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 405             die("unable to create temporary file");
 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                 die("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             die("must specify -authservice with -saslmech xoauth2");
 445         }
 446     } else {
 447         if (user == NULL) {
 448             die("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 }