utils/smsq.c

   1 /*
   2  * Asterisk -- An open source telephony toolkit.
   3  *
   4  * Copyright (C) 2004 - 2005
   5  *
   6  * SMS queuing application for use with asterisk app_sms
   7  * by Adrian Kennard
   8  *
   9  * See http://www.asterisk.org for more information about
  10  * the Asterisk project. Please do not directly contact
  11  * any of the maintainers of this project for assistance;
  12  * the project provides a web site, mailing lists and IRC
  13  * channels for your use.
  14  *
  15  * This program is free software, distributed under the terms of
  16  * the GNU General Public License Version 2. See the LICENSE file
  17  * at the top of the source tree.
  18  */
  19
  20 #include "asterisk.h"
  21
  22 #include <popt.h>
  23 #include <sys/stat.h>
  24 #include <fcntl.h>
  25 #include <dirent.h>
  26 #include <ctype.h>
  27 #include <time.h>
  28
  29 #ifdef SOLARIS
  30 #define     POPT_ARGFLAG_SHOW_DEFAULT 0x00800000
  31 #endif
  32 #if !defined(POPT_ARGFLAG_SHOW_DEFAULT)
  33 #define     POPT_ARGFLAG_SHOW_DEFAULT 0x00800000
  34 #endif
  35
  36
  37 /*!
  38  * \brief reads next USC character from null terminated UTF-8 string and advanced pointer
  39  * for non valid UTF-8 sequences.
  40  * \return character as is Does \b NOT advance pointer for null termination
  41 */
  42 static int utf8decode (unsigned char **pp)
  43 {
  44    unsigned char *p = *pp;
  45    if (!*p)
  46       return 0;                 /* null termination of string */
  47    (*pp)++;
  48    if (*p < 0xC0)
  49       return *p;                /* ascii or continuation character */
  50    if (*p < 0xE0)
  51    {
  52       if (*p < 0xC2 || (p[1] & 0xC0) != 0x80)
  53          return *p;             /* not valid UTF-8 */
  54       (*pp)++;
  55       return ((*p & 0x1F) << 6) + (p[1] & 0x3F);
  56    }
  57    if (*p < 0xF0)
  58    {
  59       if ((*p == 0xE0 && p[1] < 0xA0) || (p[1] & 0xC0) != 0x80 || (p[2] & 0xC0) != 0x80)
  60          return *p;             /* not valid UTF-8 */
  61       (*pp) += 2;
  62       return ((*p & 0x0F) << 12) + ((p[1] & 0x3F) << 6) + (p[2] & 0x3F);
  63    }
  64    if (*p < 0xF8)
  65    {
  66       if ((*p == 0xF0 && p[1] < 0x90) || (p[1] & 0xC0) != 0x80 || (p[2] & 0xC0) != 0x80 || (p[3] & 0xC0) != 0x80)
  67          return *p;             /* not valid UTF-8 */
  68       (*pp) += 3;
  69       return ((*p & 0x07) << 18) + ((p[1] & 0x3F) << 12) + ((p[2] & 0x3F) << 6) + (p[3] & 0x3F);
  70    }
  71    if (*p < 0xFC)
  72    {
  73       if ((*p == 0xF8 && p[1] < 0x88) || (p[1] & 0xC0) != 0x80 || (p[2] & 0xC0) != 0x80 || (p[3] & 0xC0) != 0x80
  74           || (p[4] & 0xC0) != 0x80)
  75          return *p;             /* not valid UTF-8 */
  76       (*pp) += 4;
  77       return ((*p & 0x03) << 24) + ((p[1] & 0x3F) << 18) + ((p[2] & 0x3F) << 12) + ((p[3] & 0x3F) << 6) + (p[4] & 0x3F);
  78    }
  79    if (*p < 0xFE)
  80    {
  81       if ((*p == 0xFC && p[1] < 0x84) || (p[1] & 0xC0) != 0x80 || (p[2] & 0xC0) != 0x80 || (p[3] & 0xC0) != 0x80
  82           || (p[4] & 0xC0) != 0x80 || (p[5] & 0xC0) != 0x80)
  83          return *p;             /* not valid UTF-8 */
  84       (*pp) += 5;
  85       return ((*p & 0x01) << 30) + ((p[1] & 0x3F) << 24) + ((p[2] & 0x3F) << 18) + ((p[3] & 0x3F) << 12) + ((p[4] & 0x3F) << 6) +
  86          (p[5] & 0x3F);
  87    }
  88    return *p;                   /* not sensible */
  89 }
  90
  91 /*!
  92  * \brief check for any queued messages in specific queue (queue="" means any queue)
  93  * \param dir,queue,subaddress,channel,callerid,wait,delay,retries,concurrent
  94  * \retval 0 if nothing queued
  95  * \retval 1 if queued and outgoing set up OK
  96  * \retval 2 of outgoing exists
  97 */
  98 static char txqcheck (char *dir, char *queue, char subaddress, char *channel, char *callerid, int wait, int delay, int retries, int concurrent)
  99 {
 100    char ogname[100],
 101      temp[100],
 102      dirname[100],
 103     *p=NULL;
 104    FILE *f;
 105    DIR *d;
 106    int ql = strlen (queue), qfl = ql;
 107    struct dirent *fn;
 108    snprintf (dirname, sizeof(dirname), "sms/%s", dir);
 109    d = opendir (dirname);
 110    if (!d)
 111       return 0;
 112    while ((fn = readdir (d))
 113           && !(*fn->d_name != '.'
 114                && ((!ql && (p = strchr (fn->d_name, '.'))) || (ql && !strncmp (fn->d_name, queue, ql) && fn->d_name[ql] == '.'))));
 115    if (!fn)
 116    {
 117       closedir (d);
 118       return 0;
 119    }
 120    if (!ql)
 121    {                            /* not searching any specific queue, so use whatr we found as the queue */
 122       queue = fn->d_name;
 123       qfl = ql = p - queue;
 124    }
 125    p = strchr (queue, '-');
 126    if (p && p < queue + ql)
 127    {
 128       ql = p - queue;
 129       subaddress = p[1];
 130    }
 131    snprintf (temp, sizeof(temp), "sms/.smsq-%d", (int)getpid ());
 132    f = fopen (temp, "w");
 133    if (!f)
 134    {
 135       perror (temp);
 136       closedir (d);
 137       return 0;
 138    }
 139    fprintf (f, "Channel: ");
 140    if (!channel)
 141       fprintf (f, "Local/%.*s\n", ql, queue);
 142    else
 143    {
 144       p = strchr (channel, '/');
 145       if (!p)
 146          p = channel;
 147       p = strchr (p, 'X');
 148       if (p)
 149          fprintf (f, "%.*s%c%s\n", (int)(p - channel), channel, subaddress, p + 1);
 150       else
 151          fprintf (f, "%s\n", channel);
 152    }
 153    fprintf (f, "Callerid: SMS <");
 154    if (!callerid)
 155       fprintf (f, "%.*s", ql, queue);
 156    else
 157    {
 158       p = strchr (callerid, 'X');
 159       if (p)
 160          fprintf (f, "%.*s%c%s", (int)(p - callerid), callerid, subaddress, p + 1);
 161       else
 162          fprintf (f, "%s", callerid);
 163    }
 164    fprintf (f, ">\n");
 165    fprintf (f, "Application: SMS\n");
 166    fprintf (f, "Data: %.*s", qfl, queue);
 167    if (dir[1] == 't')
 168       fprintf (f, "|s");
 169    fprintf (f, "\nMaxRetries: %d\n", retries);
 170    fprintf (f, "RetryTime: %d\n", delay);
 171    fprintf (f, "WaitTime: %d\n", wait);
 172    fclose (f);
 173    closedir (d);
 174    {
 175       int try = 0;
 176       while (try < concurrent)
 177       {
 178          try++;
 179          snprintf(ogname, sizeof(ogname), "outgoing/smsq.%s.%s.%d", dir, queue, try);
 180          if (!link (temp, ogname))
 181          {                      /* queued OK */
 182             unlink (temp);
 183             return 1;
 184          }
 185       }
 186    }
 187    /* failed to create call queue */
 188    unlink (temp);
 189    return 2;
 190 }
 191
 192 /*!
 193  * \brief Process received queue entries
 194  * Run through a process, setting environment variables
 195 */
 196 static void rxqcheck (char *dir, char *queue, char *process)
 197 {
 198    char *p;
 199    void *pp = &p;
 200    char dirname[100],
 201      temp[100];
 202    DIR *d;
 203    int ql = strlen (queue);
 204    struct dirent *fn;
 205    snprintf(temp, sizeof(temp), "sms/.smsq-%d", (int)getpid ());
 206    snprintf(dirname, sizeof(dirname), "sms/%s", dir);
 207    d = opendir (dirname);
 208    if (!d)
 209       return;
 210    while ((fn = readdir (d)))
 211       if ((*fn->d_name != '.'
 212            && ((!ql && (p = strchr (fn->d_name, '.'))) || (ql && !strncmp (fn->d_name, queue, ql) && fn->d_name[ql] == '.'))))
 213       {                         /* process file */
 214          char filename[1010];
 215          char line[1000];
 216          unsigned short ud[160];
 217          unsigned char udl = 0;
 218          FILE *f;
 219          snprintf (filename, sizeof(filename), "sms/%s/%s", dir, fn->d_name);
 220          if (rename (filename, temp))
 221             continue;           /* cannot access file */
 222          f = fopen (temp, "r");
 223          unlink (temp);
 224          if (!f)
 225          {
 226             perror (temp);
 227             continue;
 228          }
 229          unsetenv ("oa");
 230          unsetenv ("da");
 231          unsetenv ("scts");
 232          unsetenv ("pid");
 233          unsetenv ("dcs");
 234          unsetenv ("mr");
 235          unsetenv ("srr");
 236          unsetenv ("rp");
 237          unsetenv ("vp");
 238          unsetenv ("udh");
 239          unsetenv ("ud");
 240          unsetenv ("ude");
 241          unsetenv ("ud8");
 242          unsetenv ("ud16");
 243          unsetenv ("morx");
 244          unsetenv ("motx");
 245          unsetenv ("queue");
 246          if (*queue)
 247             setenv ("queue", queue, 1);
 248          setenv (dir, "", 1);
 249          while (fgets (line, sizeof (line), f))
 250          {
 251             for (p = line; *p && *p != '\n' && *p != '\r'; p++);
 252             *p = 0;             /* strip eoln */
 253             p = line;
 254             if (!*p || *p == ';')
 255                continue;        /* blank line or comment, ignore */
 256             while (isalnum (*p))
 257             {
 258                *p = tolower (*p);
 259                p++;
 260             }
 261             while (isspace (*p))
 262                *p++ = 0;
 263             if (*p == '=')
 264             {                   /* = */
 265                *p++ = 0;
 266                if (!strcmp (line, "oa") || !strcmp (line, "da") || !strcmp (line, "scts") || !strcmp (line, "pid")
 267                    || !strcmp (line, "dcs") || !strcmp (line, "mr") || !strcmp (line, "vp"))
 268                   setenv (line, p, 1);
 269                else if ((!strcmp (line, "srr") || !strcmp (line, "rp")) && atoi (p))
 270                   setenv (line, "", 1);
 271                else if (!strcmp (line, "ud"))
 272                {                /* read the user data as UTF-8 */
 273                   long v;
 274                   udl = 0;
 275                   while ((v = utf8decode (pp)) && udl < 160)
 276                      if (v && v <= 0xFFFF)
 277                         ud[udl++] = v;
 278                }
 279             } else if (*p == '#')
 280             {
 281                *p++ = 0;
 282                if (*p == '#')
 283                {                /* ##  */
 284                   p++;
 285                   if (!strcmp (line, "udh"))
 286                      setenv (line, p, 1);
 287                   else if (!strcmp (line, "ud"))
 288                   {             /* read user data UCS-2 */
 289                      udl = 0;
 290                      while (*p && udl < 160)
 291                      {
 292                         if (isxdigit (*p) && isxdigit (p[1]) && isxdigit (p[2]) && isxdigit (p[3]))
 293                         {
 294                            ud[udl++] =
 295                               (((isalpha (*p) ? 9 : 0) + (*p & 0xF)) << 12) +
 296                               (((isalpha (p[1]) ? 9 : 0) + (p[1] & 0xF)) << 8) +
 297                               (((isalpha (p[2]) ? 9 : 0) + (p[2] & 0xF)) << 4) + ((isalpha (p[3]) ? 9 : 0) + (p[3] & 0xF));
 298                            p += 4;
 299                         } else
 300                            break;
 301                      }
 302                   }
 303                } else
 304                {                /* # */
 305                   if (!strcmp (line, "ud"))
 306                   {             /* read user data UCS-1 */
 307                      udl = 0;
 308                      while (*p && udl < 160)
 309                      {
 310                         if (isxdigit (*p) && isxdigit (p[1]))
 311                         {
 312                            ud[udl++] = (((isalpha (*p) ? 9 : 0) + (*p & 0xF)) << 4) + ((isalpha (p[1]) ? 9 : 0) + (p[1] & 0xF));
 313                            p += 2;
 314                         } else
 315                            break;
 316                      }
 317                   }
 318                }
 319             }
 320          }
 321          fclose (f);
 322          /* set up user data variables */
 323          {
 324             char temp[481];
 325             int n,
 326               p;
 327             for (n = 0, p = 0; p < udl; p++)
 328             {
 329                unsigned short v = ud[p];
 330                if (v)
 331                {
 332                   if (v < 0x80)
 333                      temp[n++] = v;
 334                   else if (v < 0x800)
 335                   {
 336                      temp[n++] = (0xC0 + (v >> 6));
 337                      temp[n++] = (0x80 + (v & 0x3F));
 338                   } else
 339                   {
 340                      temp[n++] = (0xE0 + (v >> 12));
 341                      temp[n++] = (0x80 + ((v >> 6) & 0x3F));
 342                      temp[n++] = (0x80 + (v & 0x3F));
 343                   }
 344                }
 345             }
 346             temp[n] = 0;
 347             setenv ("ud", temp, 1);
 348             for (n = 0, p = 0; p < udl; p++)
 349             {
 350                unsigned short v = ud[p];
 351                if (v < ' ' || v == '\\')
 352                {
 353                   temp[n++] = '\\';
 354                   if (v == '\\')
 355                      temp[n++] = '\\';
 356                   else if (v == '\n')
 357                      temp[n++] = 'n';
 358                   else if (v == '\r')
 359                      temp[n++] = 'r';
 360                   else if (v == '\t')
 361                      temp[n++] = 't';
 362                   else if (v == '\f')
 363                      temp[n++] = 'f';
 364                   else
 365                   {
 366                      temp[n++] = '0' + (v >> 6);
 367                      temp[n++] = '0' + ((v >> 3) & 7);
 368                      temp[n++] = '0' + (v & 7);
 369                   }
 370                } else if (v < 0x80)
 371                   temp[n++] = v;
 372                else if (v < 0x800)
 373                {
 374                   temp[n++] = (0xC0 + (v >> 6));
 375                   temp[n++] = (0x80 + (v & 0x3F));
 376                } else
 377                {
 378                   temp[n++] = (0xE0 + (v >> 12));
 379                   temp[n++] = (0x80 + ((v >> 6) & 0x3F));
 380                   temp[n++] = (0x80 + (v & 0x3F));
 381                }
 382             }
 383             temp[n] = 0;
 384             setenv ("ude", temp, 1);
 385             for (p = 0; p < udl && ud[p] < 0x100; p++);
 386             if (p == udl)
 387             {
 388                for (n = 0, p = 0; p < udl; p++)
 389                {
 390                   sprintf (temp + n, "%02X", ud[p]);
 391                   n += 2;
 392                }
 393                setenv ("ud8", temp, 1);
 394             }
 395             for (n = 0, p = 0; p < udl; p++)
 396             {
 397                sprintf (temp + n, "%04X", ud[p]);
 398                n += 4;
 399             }
 400             setenv ("ud16", temp, 1);
 401          }
 402          /* run the command */
 403          system (process);
 404       }
 405    closedir (d);
 406 }
 407
 408 /* Main app */
 409 int
 410 main (int argc, const char *argv[])
 411 {
 412    char c;
 413    int mt = 0,
 414       mo = 0,
 415       tx = 0,
 416       rx = 0,
 417       nodial = 0,
 418       nowait = 0,
 419       concurrent = 1,
 420       motxwait = 10,
 421       motxdelay = 1,
 422       motxretries = 10,
 423       mttxwait = 10,
 424       mttxdelay = 30,
 425       mttxretries = 100,
 426       mr = -1,
 427       pid = -1,
 428       dcs = -1,
 429       srr = 0,
 430       rp = 0,
 431       vp = 0,
 432       udl = 0,
 433       utf8 = 0,
 434       ucs1 = 0,
 435       ucs2 = 0;
 436    unsigned short ud[160];
 437    unsigned char *uds = 0,
 438       *udh = 0;
 439    char *da = 0,
 440       *oa = 0,
 441       *queue = "",
 442       *udfile = 0,
 443       *process = 0,
 444       *spooldir = "/var/spool/asterisk",
 445       *motxchannel = "Local/1709400X",
 446       *motxcallerid = 0,
 447       *mttxchannel = 0,
 448       *mttxcallerid = "080058752X0",
 449       *defaultsubaddress = "9",
 450       subaddress = 0,
 451       *scts = 0;
 452    poptContext optCon;          /* context for parsing command-line options */
 453    const struct poptOption optionsTable[] = {
 454       {"queue", 'q', POPT_ARG_STRING | POPT_ARGFLAG_SHOW_DEFAULT, &queue, 0, "Queue [inc sub address]", "number[-X]"},
 455       {"da", 'd', POPT_ARG_STRING, &da, 0, "Destination address", "number"},
 456       {"oa", 'o', POPT_ARG_STRING, &oa, 0, "Origination address", "number"},
 457       {"ud", 'm', POPT_ARG_STRING, &uds, 0, "Message", "text"},
 458       {"ud-file", 'f', POPT_ARG_STRING, &udfile, 0, "Message file", "filename"},
 459       {"UTF-8", 0, POPT_ARG_NONE, &utf8, 0, "File treated as null terminated UTF-8 (default)", 0},
 460       {"UCS-1", 0, POPT_ARG_NONE, &ucs1, 0, "File treated as UCS-1", 0},
 461       {"UCS-2", 0, POPT_ARG_NONE, &ucs2, 0, "File treated as UCS-2", 0},
 462       {"mt", 't', POPT_ARG_NONE, &mt, 0, "Mobile Terminated", 0},
 463       {"mo", 0, POPT_ARG_NONE, &mo, 0, "Mobile Originated", 0},
 464       {"tx", 0, POPT_ARG_NONE, &tx, 0, "Send message", 0},
 465       {"rx", 'r', POPT_ARG_NONE, &rx, 0, "Queue for receipt", 0},
 466       {"process", 'e', POPT_ARG_STRING, &process, 0, "Rx queue process command", "command"},
 467       {"no-dial", 'x', POPT_ARG_NONE, &nodial, 0, "Do not dial", 0},
 468       {"no-wait", 0, POPT_ARG_NONE, &nowait, 0, "Do not wait if already calling", 0},
 469       {"concurrent", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &concurrent, 0, "Number of concurrent calls to allow", "n"},
 470       {"motx-channel", 0, POPT_ARG_STRING | POPT_ARGFLAG_SHOW_DEFAULT, &motxchannel, 0, "Channel for motx calls", "channel"},
 471       {"motx-callerid", 0, POPT_ARG_STRING, &motxcallerid, 0,
 472        "Caller ID for motx calls (default is queue name without sub address)", "number"},
 473       {"motx-wait", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &motxwait, 0, "Time to wait for motx call to answer",
 474        "seconds"},
 475       {"motx-delay", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &motxdelay, 0, "Time between motx call retries", "seconds"},
 476       {"motx-retries", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &motxretries, 0, "Number of retries for motx call", "n"},
 477       {"mttx-channel", 0, POPT_ARG_STRING, &mttxchannel, 0,
 478        "Channel for mttx calls (default is Local/ and queue name without sub address)", "channel"},
 479       {"mttx-callerid", 0, POPT_ARG_STRING | POPT_ARGFLAG_SHOW_DEFAULT, &mttxcallerid, 0,
 480        "Caller ID for mttx calls (default is queue name without sub address)", "number"},
 481       {"mttx-wait", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &mttxwait, 0, "Time to wait for mttx call to answer",
 482        "seconds"},
 483       {"mttx-delay", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &mttxdelay, 0, "Time between mttx call retries", "seconds"},
 484       {"mttx-retries", 0, POPT_ARG_INT | POPT_ARGFLAG_SHOW_DEFAULT, &mttxretries, 0, "Number of retries for mttx call", "n"},
 485       {"mr", 'n', POPT_ARG_INT, &mr, 0, "Message reference", "n"},
 486       {"pid", 'p', POPT_ARG_INT, &pid, 0, "Protocol ID", "n"},
 487       {"dcs", 'c', POPT_ARG_INT, &dcs, 0, "Data Coding Scheme", "n"},
 488       {"udh", 0, POPT_ARG_STRING, &udh, 0, "User data header", "hex"},
 489       {"srr", 0, POPT_ARG_NONE, &srr, 0, "Status Report Request", 0},
 490       {"rp", 0, POPT_ARG_NONE, &rp, 0, "Return Path request", 0},
 491       {"v", 0, POPT_ARG_INT, &vp, 0, "Validity Period", "seconds"},
 492       {"scts", 0, POPT_ARG_STRING, &scts, 0, "Timestamp", "YYYY-MM-SSTHH:MM:SS"},
 493       {"default-sub-address", 0, POPT_ARG_STRING | POPT_ARGFLAG_SHOW_DEFAULT, &defaultsubaddress, 0, "Default sub address", "X"},
 494       {"spool-dir", 0, POPT_ARG_STRING | POPT_ARGFLAG_SHOW_DEFAULT, &spooldir, 0, "Asterisk spool dir", "dirname"},
 495       POPT_AUTOHELP {NULL, 0, 0, NULL, 0}
 496    };
 497
 498    optCon = poptGetContext (NULL, argc, argv, optionsTable, 0);
 499    poptSetOtherOptionHelp (optCon, "<oa/da> <message>");
 500
 501    /* Now do options processing, get portname */
 502    if ((c = poptGetNextOpt (optCon)) < -1)
 503    {
 504       /* an error occurred during option processing */
 505       fprintf (stderr, "%s: %s\n", poptBadOption (optCon, POPT_BADOPTION_NOALIAS), poptStrerror (c));
 506       return 1;
 507    }
 508    if (!ucs1 && !ucs2)
 509       utf8 = 1;
 510    if (utf8 + ucs1 + ucs2 > 1)
 511    {
 512       fprintf (stderr, "Pick one of UTF-8, UCS-1 or UCS-2 only\n");
 513       return 1;
 514    }
 515    if (!udfile && (ucs1 || ucs2))
 516    {
 517       fprintf (stderr, "Command line arguments always treated as UTF-8\n");
 518       return 1;
 519    }
 520    /*  if (!where && poptPeekArg (optCon)) where = (char *) poptGetArg (optCon); */
 521    if (!mt && !mo && process)
 522       mt = 1;
 523    if (!mt && !mo && oa)
 524       mt = 1;
 525    if (!mt)
 526       mo = 1;
 527    if (mt && mo)
 528    {
 529       fprintf (stderr, "Cannot be --mt and --mo\n");
 530       return 1;
 531    }
 532    if (!rx && !tx && process)
 533       rx = 1;
 534    if (!rx)
 535       tx = 1;
 536    if (tx && rx)
 537    {
 538       fprintf (stderr, "Cannot be --tx and --rx\n");
 539       return 1;
 540    }
 541    if (rx)
 542       nodial = 1;
 543    if (uds && udfile)
 544    {
 545       fprintf (stderr, "Cannot have --ud and --ud-file\n");
 546       return 1;
 547    }
 548    if (mo && !da && poptPeekArg (optCon))
 549       da = (char *) poptGetArg (optCon);
 550    if (mt && !oa && poptPeekArg (optCon))
 551       oa = (char *) poptGetArg (optCon);
 552    if (tx && oa && mo)
 553    {
 554       fprintf (stderr, "--oa makes no sense with --mo as CLI is used (i.e. queue name)\n");
 555       return 1;
 556    }
 557    if (tx && da && mt)
 558    {
 559       fprintf (stderr, "--da makes no sense with --mt as called number is used (i.e. queue name)\n");
 560       return 1;
 561    }
 562    if (da && strlen (da) > 20)
 563    {
 564       fprintf (stderr, "--da too long\n");
 565       return 1;
 566    }
 567    if (oa && strlen (oa) > 20)
 568    {
 569       fprintf (stderr, "--oa too long\n");
 570       return 1;
 571    }
 572    if (queue && strlen (queue) > 20)
 573    {
 574       fprintf (stderr, "--queue name too long\n");
 575       return 1;
 576    }
 577    if (mo && scts)
 578    {
 579       fprintf (stderr, "scts is set my service centre\n");
 580       return 1;
 581    }
 582    if (uds)
 583    {                            /* simple user data command line option in \UTF-8 */
 584       while (udl < 160 && *uds)
 585       {
 586          int v = utf8decode (&uds);
 587          if (v > 0xFFFF)
 588          {
 589             fprintf (stderr, "Invalid character U+%X at %d\n", v, udl);
 590             return 1;
 591          }
 592          ud[udl++] = v;
 593       }
 594    }
 595    if (!uds && !udfile && poptPeekArg (optCon))
 596    {                            /* multiple command line arguments in UTF-8 */
 597       while (poptPeekArg (optCon) && udl < 160)
 598       {
 599          unsigned char *a = (unsigned char *) poptGetArg (optCon);
 600          if (udl && udl < 160)
 601             ud[udl++] = ' ';    /* space between arguments */
 602          while (udl < 160 && *a)
 603          {
 604             int v = utf8decode (&a);
 605             if (v > 0xFFFF)
 606             {
 607                fprintf (stderr, "Invalid character U+%X at %d\n", v, udl);
 608                return 1;
 609             }
 610             ud[udl++] = v;
 611          }
 612       }
 613    }
 614    if (poptPeekArg (optCon))
 615    {
 616       fprintf (stderr, "Unknown argument %s\n", poptGetArg (optCon));
 617       return 1;
 618    }
 619    if (udfile)
 620    {                            /* get message from file */
 621       unsigned char dat[1204],
 622        *p = dat,
 623          *e;
 624       int f,
 625         n;
 626       if (*udfile)
 627          f = open (udfile, O_RDONLY);
 628       else
 629          f = fileno (stdin);
 630       if (f < 0)
 631       {
 632          perror (udfile);
 633          return 1;
 634       }
 635       n = read (f, dat, sizeof (dat));
 636       if (n < 0)
 637       {
 638          perror (udfile);
 639          return 1;
 640       }
 641       if (*udfile)
 642          close (f);
 643       e = dat + n;
 644       if (utf8)
 645       {                         /* UTF-8 */
 646          while (p < e && udl < 160 && *p)
 647             ud[udl++] = utf8decode (&p);
 648       } else if (ucs1)
 649       {                         /* UCS-1 */
 650          while (p < e && udl < 160)
 651             ud[udl++] = *p++;
 652       } else
 653       {                         /* UCS-2 */
 654          while (p + 1 < e && udl < 160)
 655          {
 656             ud[udl++] = (*p << 8) + p[1];
 657             p += 2;
 658          }
 659       }
 660    }
 661    if (queue)
 662    {
 663       char *d = strrchr (queue, '-');
 664       if (d && d[1])
 665          subaddress = d[1];
 666       else
 667          subaddress = *defaultsubaddress;
 668    }
 669
 670    if (chdir (spooldir))
 671    {
 672       perror (spooldir);
 673       return 1;
 674    }
 675
 676    if (oa || da)
 677    {                            /* send message */
 678       char temp[100],
 679         queuename[100],
 680        *dir = (mo ? rx ? "sms/morx" : "sms/motx" : rx ? "sms/mtrx" : "sms/mttx");
 681       FILE *f;
 682       snprintf (temp, sizeof(temp), "sms/.smsq-%d", (int)getpid ());
 683       mkdir ("sms", 0777);      /* ensure directory exists */
 684       mkdir (dir, 0777);        /* ensure directory exists */
 685       snprintf (queuename, sizeof(queuename), "%s/%s.%ld-%d", dir, *queue ? queue : "0", (long)time (0), (int)getpid ());
 686       f = fopen (temp, "w");
 687       if (!f)
 688       {
 689          perror (temp);
 690          return 1;
 691       }
 692       if (oa)
 693          fprintf (f, "oa=%s\n", oa);
 694       if (da)
 695          fprintf (f, "da=%s\n", da);
 696       if (scts)
 697          fprintf (f, "scts=%s\n", scts);
 698       if (pid >= 0)
 699          fprintf (f, "pid=%d\n", pid);
 700       if (dcs >= 0)
 701          fprintf (f, "dcs=%d\n", dcs);
 702       if (mr >= 0)
 703          fprintf (f, "mr=%d\n", mr);
 704       if (srr)
 705          fprintf (f, "srr=1\n");
 706       if (rp)
 707          fprintf (f, "rp=1\n");
 708       if (udh)
 709          fprintf (f, "udh#%s\n", udh);
 710       if (vp > 0)
 711          fprintf (f, "vp=%d\n", vp);
 712       if (udl)
 713       {
 714          int p;
 715          for (p = 0; p < udl && ud[p] < 0x100; p++);
 716          if (p == udl)
 717          {
 718             for (p = 0; p < udl && ud[p] < 0x80 && ud[p] >= 0x20; p++);
 719             if (p == udl)
 720             {                   /* use text */
 721                fprintf (f, "ud=");
 722                for (p = 0; p < udl; p++)
 723                   fputc (ud[p], f);
 724             } else
 725             {                   /* use one byte hex */
 726                fprintf (f, "ud#");
 727                for (p = 0; p < udl; p++)
 728                   fprintf (f, "%02X", ud[p]);
 729             }
 730          } else
 731          {                      /* use two byte hex */
 732             fprintf (f, "ud##");
 733             for (p = 0; p < udl; p++)
 734                fprintf (f, "%04X", ud[p]);
 735          }
 736          fprintf (f, "\n");
 737       }
 738       fclose (f);
 739       if (rename (temp, queuename))
 740       {
 741          perror (queuename);
 742          unlink (temp);
 743          return 1;
 744       }
 745    }
 746
 747    if (!nodial && tx && !process)
 748    {                            /* dial to send messages */
 749       char ret=0,
 750         try = 3;
 751       if (nowait)
 752          try = 1;
 753       while (try--)
 754       {
 755          if (mo)
 756             ret = txqcheck ("motx", queue, subaddress, motxchannel, motxcallerid, motxwait, motxdelay, motxretries, concurrent);
 757          else
 758             ret = txqcheck ("mttx", queue, subaddress, mttxchannel, mttxcallerid, mttxwait, mttxdelay, mttxretries, concurrent);
 759          if (ret < 2)
 760             break;              /* sent, or queued OK */
 761          if (try)
 762             sleep (1);
 763       }
 764       if (ret == 2 && !nowait)
 765          fprintf (stderr, "No call scheduled as already sending\n");
 766    }
 767    if (process)
 768       rxqcheck (mo ? rx ? "morx" : "motx" : rx ? "mtrx" : "mttx", queue, process);
 769
 770    return 0;
 771 }