mdsms.c

   1 #define WANT_DECLARATIONS 1
   2 #include "config.h"
   3 #ifndef lint
   4 static char rcsid[] ATTR_UNUSED = "$Id$";
   5 #endif
   6
   7 #include "setup.h"
   8
   9 #ifdef HAVE_STDIO_H
  10 #include <stdio.h>
  11 #endif
  12 #ifdef HAVE_STDLIB_H
  13 #include <stdlib.h>
  14 #endif
  15 #ifdef HAVE_STRING_H
  16 #include <string.h>
  17 #endif
  18 #ifdef HAVE_SIGNAL_H
  19 #include <signal.h>
  20 #endif
  21 #ifdef HAVE_STDARG_H
  22 #include <stdarg.h>
  23 #endif
  24 #ifdef HAVE_LIMITS_H
  25 #include <limits.h>
  26 #endif
  27 #ifdef HAVE_CTYPE_H
  28 #include <ctype.h>
  29 #endif
  30 #ifdef HAVE_TERMIOS_H
  31 #include <termios.h>
  32 #endif
  33 #ifdef HAVE_UNISTD_H
  34 #include <unistd.h>
  35 #endif
  36 #ifdef HAVE_ASSERT_H
  37 #include <assert.h>
  38 #endif
  39 #ifdef HAVE_SYS_TYPES_H
  40 #include <sys/types.h>
  41 #endif
  42 #ifdef HAVE_SYS_WAIT_H
  43 #include <sys/wait.h>
  44 #endif
  45 #ifdef HAVE_SYS_STAT_H
  46 #include <sys/stat.h>
  47 #endif
  48 #ifdef HAVE_FCNTL_H
  49 #include <fcntl.h>
  50 #endif
  51 #ifdef HAVE_ERRNO_H
  52 #include <errno.h>
  53 #endif
  54 #ifdef HAVE_TIME_H
  55 #include <time.h>
  56 #endif
  57 #ifdef HAVE_SYS_TIME_H
  58 #include <sys/time.h>
  59 #endif
  60 #ifdef HAVE_SYS_POLL_H
  61 #include <sys/poll.h>
  62 #endif
  63 #ifdef HAVE_LOCALE_H
  64 #include <locale.h>
  65 #endif
  66
  67 #ifdef HAVE_GETOPT_LONG
  68 #include <getopt.h>
  69 #else
  70 #include "getopt.h"
  71 #endif
  72
  73
  74 /* Always override possible system defintions as it is safe (used by glib) */
  75 #undef MAX
  76 #define MAX(a,b) ((a)>(b)?(a):(b))
  77 #undef MIN
  78 #define MIN(a,b) ((a)<(b)?(a):(b))
  79
  80 #define NELEM(x) (sizeof((x))/sizeof(*(x)))
  81
  82 #ifndef DEBUG
  83 #define dbg(cmd)
  84 #else
  85 #define dbg(cmd) cmd
  86 #endif
  87 /* ANSI C does not allow macro with variable arguments */
  88 #define dO stderr
  89 #define dB(a) dbg(fprintf a)
  90
  91 #define d1(n1)                      dB((dO,n1                     ))
  92 #define d2(n1,n2)                   dB((dO,n1,n2                  ))
  93 #define d3(n1,n2,n3)                dB((dO,n1,n2,n3               ))
  94 #define d4(n1,n2,n3,n4)             dB((dO,n1,n2,n3,n4            ))
  95 #define d5(n1,n2,n3,n4,n5)          dB((dO,n1,n2,n3,n4,n5         ))
  96 #define d6(n1,n2,n3,n4,n5,n6)       dB((dO,n1,n2,n3,n4,n5,n6      ))
  97 #define d7(n1,n2,n3,n4,n5,n6,n7)    dB((dO,n1,n2,n3,n4,n5,n6,n7   ))
  98 #define d8(n1,n2,n3,n4,n5,n6,n7,n8) dB((dO,n1,n2,n3,n4,n5,n6,n7,n8))
  99
 100 static const char version[]="Mobile Device SMS tool (" PACKAGE " " VERSION ")\n";
 101
 102 static int verbose
 103 #ifdef DEBUG
 104         =0xFFFF
 105 #endif
 106         ;
 107 static char *pname;
 108 static int dis_cleanup=0,devfd=-1;
 109
 110 static char *phone,*device,*logname,*lockfile,*smsmode,*pdusmscmode,*smsc,*maxretry,*readtime,*chartime,*cmdtime,*baud,*restore;
 111 static int readbody;
 112 static long maxretryn=DEF_MAXRETRY,readtimen=-1,chartimen=DEF_CHARTIME,cmdtimen=DEF_CMDTIME,baudn=DEF_BAUD;
 113 #ifdef HAVE_CRTSCTS
 114 static int handshake_rtscts;
 115 static unsigned handshake_stamp;
 116 #else
 117 #define handshake_rtscts (0)
 118 #endif
 119 static enum {
 120         FSM_AUTO=0,
 121         FSM_PDU,
 122         FSM_TEXT
 123         } force_smsmode=FSM_AUTO;
 124 static enum {
 125         FPSM_AUTO=0,
 126         FPSM_COUNT_IN,
 127         FPSM_COUNT_OUT,
 128         FPSM_NONE
 129         } force_pdusmscmode=FPSM_AUTO,
 130 #define FPSM_MIN (FPSM_COUNT_IN)
 131 #define FPSM_MAX (FPSM_NONE)
 132                 try_pdusmscmode=FPSM_MIN;
 133 static size_t bodylen;
 134 /* --send / --send-mobildock / --receive specific */
 135 static char *body;
 136 /* --logo-send specific */
 137 static char *logoname,*gsmnet;
 138 /* --ring-send specific */
 139 static char *ringname;
 140 /* --picture-send specific */
 141 static char *picturename;
 142
 143 static enum modenum {
 144   MODE_UNKNOWN=0,
 145 /* must differ from regular char-s */
 146   MODE_FIRST         =0x3400,
 147         MODE_SEND          =MODE_FIRST+0, /* --send / --send-mobildock */
 148         MODE_SEND_MOBILDOCK=MODE_FIRST+1, /* --send-mobildock in before readtimen is set */
 149         MODE_RECEIVE       =MODE_FIRST+2, /* --receive */
 150         MODE_LOGO_SEND     =MODE_FIRST+3, /* --logo-send */
 151         MODE_RING_SEND     =MODE_FIRST+4, /* --ring-send */
 152         MODE_PICTURE_SEND  =MODE_FIRST+5  /* --picture-send */
 153         } mode=MODE_UNKNOWN;
 154 #define MODE_ORDER(x) ((x)-MODE_FIRST)
 155 #define MODE_NAME(x) (longopts[MODE_ORDER((x))].name)
 156 #define MODE_BIT(x) (1<<MODE_ORDER((x)))
 157
 158 static unsigned mode_stamp;
 159
 160 /* pdusmsc variable has to be filled in */
 161 #define NEED_PDUSMSC() (mode==MODE_SEND)
 162
 163 static char *devicename; /* path stripped */
 164 static char lockreal[512],locked;
 165
 166 static struct termios restios,tios;
 167 static char restios_yes;
 168 static FILE *logf;
 169
 170 static void vlogmsg(char pm,char fatal,const char *fmt,va_list ap) ATTR_PRINTFORMAT(3,0);
 171 static void vlogmsg(char pm,char fatal,const char *fmt,va_list ap)
 172 {
 173 time_t stamp;
 174 char *ctm,*s;
 175 pid_t mypid=-1;
 176 char host[LINE_MAX];
 177
 178         if (!logf) return;
 179         if (mypid==-1) {
 180                 mypid=getpid();
 181                 if (gethostname(host,sizeof(host))) strcpy(host,_("<ERROR>"));
 182                 }
 183         time(&stamp);
 184         ctm=ctime(&stamp);
 185         if ((s=strchr(ctm,'\n'))) *s='\0';
 186         fprintf(logf,"%s %s %s[%d]: ",ctm,host,pname,mypid);
 187         vfprintf(logf,fmt,ap);
 188         if (pm) { fputs(": ",logf); fputs(strerror(errno),logf); }
 189         if (fatal!='\n') fputc((fatal=='.'?'.':'!'),logf);
 190         fputc('\n',logf);
 191         fflush(logf);
 192 }
 193
 194 static void logmsg(const char *fmt,...) ATTR_PRINTFORMAT(1,2);
 195 static void logmsg(const char *fmt,...)
 196 {
 197 va_list ap;
 198         va_start(ap,fmt);
 199         vlogmsg(0,'\n',fmt,ap);
 200         va_end(ap);
 201 }
 202
 203 static void error(const char *fmt,...) ATTR_PRINTFORMAT(1,2);
 204 static void error(const char *fmt,...)
 205 {
 206 va_list ap;
 207 char fatal,pm;
 208
 209         if ((pm=(*fmt=='^'))) fmt++;
 210         fatal=*fmt;
 211         if (fatal=='!' || fatal=='.' || fatal=='\n') fmt++;
 212         else fatal=0;
 213
 214         fprintf(stderr,"%s: ",pname);
 215         va_start(ap,fmt);
 216         vfprintf(stderr,fmt,ap);
 217         if (fatal=='!') vlogmsg(pm,fatal,fmt,ap);
 218         va_end(ap);
 219         if (pm) { fputs(": ",stderr); fputs(strerror(errno),stderr); }
 220         if (fatal!='\n') fputc((fatal=='.'?'.':'!'),stderr);
 221         fputc('\n',stderr);
 222         if (fatal=='!') exit(EXIT_FAILURE);
 223 }
 224
 225 static void chk(const void *p)
 226 {
 227         if (p) return;
 228         error(_("!Virtual memory exhausted"));
 229 }
 230
 231 static char *devcmd(const char *term,const char *catch,const char *send,...) ATTR_PRINTFORMAT(3,4);
 232
 233 static void unlockdevice(int hard)
 234 {
 235         d2("unlockdevice(), locked=%d\n",locked);
 236         if (!locked || !*lockreal) return;
 237         if (!hard && locked>1) { locked--; return; }
 238         d2("Removing lockfile \"%s\"\n",lockreal);
 239         if (unlink(lockreal))
 240                 error(_("^Error removing my device lockfile \"%s\""),lockreal);
 241         locked=0;
 242 }
 243
 244 static void cleanup(void)
 245 {
 246         d1("cleanup()\n");
 247         if (dis_cleanup) return;
 248         if (restore) {
 249 char *cmd=restore;
 250                 restore=NULL;
 251                 devcmd(NULL,NULL,"\r\nAT");
 252                 devcmd(NULL,NULL,cmd);
 253                 devcmd(NULL,NULL,"\r\nAT");
 254                 }
 255         if (restios_yes) {
 256                 if (tcsetattr(devfd,TCSANOW,&restios))
 257                         error(_("^Error restoring termios for device"));
 258                 restios_yes=0;
 259                 }
 260         unlockdevice(1);
 261         dis_cleanup=1;
 262         exit(EXIT_FAILURE);
 263 }
 264
 265 static void usage(void)
 266 {
 267         fprintf(stderr,_("\
 268 \n\
 269 %s\
 270 \n\
 271 Usage: %s [-c|--config <cfgfile>] [-d|--device <device>]\n\
 272              [-L|--log <file>] [-l|--lockfile <lock>]\n\
 273              [-b|--baud <rate>] [-x|--xonxoff] [-C|--rtscts]\n\
 274              [-M|--smsmode <mode>] [-P|--pdusmscmode <mode>]\n\
 275              [-s|--smsc <smsc #>] [-m|--maxretry <#>]\n\
 276              [-r|--readtime <sec>] [-t|--chartime <msec>] [-T|--cmdtime <msec>]\n\
 277              [-v|--verbose] [-h|--help] [-V|--version]\n\
 278              {--send | --send-mobildock | --receive | --logo-send}\n\
 279   --send / --send-mobildock:\n\
 280              [-f|--file] <dest. phone> <msg text|msg filename>\n\
 281   --receive:\n\
 282              <command name>\n\
 283   --logo-send:\n\
 284              <dest. phone> <logo filename> [<GSMnet id>]\n\
 285   --ring-send:\n\
 286              <dest. phone> <ring filename>\n\
 287   --picture-send:\n\
 288              <dest. phone> <picture .ras filename>\n\
 289 \n\
 290  -c, --config\tRead this additional config file\n\
 291 \t\t(def. \"%s\" and \"$HOME%s\")\n\
 292  -d, --device\tMobile on this serial device (def. \"%s\")\n\
 293  -L, --log\tLog all important messages to this file (def. \"%s\")\n\
 294  -l, --lockfile\tLock serial port by this file, \"%%s\" is basename of device\n\
 295 \t\t(def. \"%s\")\n\
 296  -b, --baud\tSet baudrate, 2400-57600 supported (def. %d)\n\
 297  -x, --xonxoff\tUse XON/XOFF (AKA software) serial port handshaking - default\n\
 298  -C, --rtscts\tUse RTS/CTS (AKA hardware) serial port handshaking%s\n\
 299  -M, --smsmode\tForce SMS as: \"pdu\" or 0: PDU mode, \"text\" or 1: text mode\n\
 300  -P, --pdusmscmode\tForce PDU as: \"count-in\", \"count-out\", \"none\"\n\
 301  -s, --smsc\tUse this SMS Center number (def. query from mobile)\n\
 302  -m, --maxretry\tMaximum retries of any command before giving up (def. %d)\n\
 303  -r, --readtime\tSeconds for maximum wait time for response\n\
 304 \t\t(def. %ds standard, %ds for MobilDock modes,\n\
 305 \t\t multiplied %dx for long cmds)\n\
 306  -t, --chartime\tMilliseconds between each char (def. %dms)\n\
 307  -T, --cmdtime\tMilliseconds before each whole AT command (def. %dms)\n\
 308  -v, --verbose\tIncrease verbosity level, more \"-v\"s give more messages\n\
 309  -h, --help\tPrint a summary of the options\n\
 310  -V, --version\tPrint the version number\n\
 311 \n\
 312 --send / --send-mobildock:\n\
 313  -f, --file\tRead contents of message from file instead\n\
 314 --receive:\n\
 315  <command name>\tProgram to run on receive, message will be on stdin\n\
 316 \t\tFollowing substitutes are recognized:\n\
 317 \t\t%%p - source phone number\n\
 318 \t\t%%T - timestamp from SMSC as # of seconds from 1970 (-1 if invalid)\n\
 319 \t\t%%t - ctime(3) style timestamp (e.g. \"Wed Jun 30 21:49:08 1993\"),\n\
 320 \t\t     empty string if invalid\n\
 321 \t\t%%s - originating SMSC number, if available (else empty)\n\
 322 --logo-send:\n\
 323  <GSMnet id>\t* Oper. logo: Enter custom network code MccMnc, e.g. 23002\n\
 324 \t\t* Oper. logo: Specify \"%s\" to read network code from NOL file\n\
 325 \t\t* Group gfx : Specify \"%s\" to send logo as group graphics\n\
 326 \n\
 327 You may need to use the following line to catch all of this help text:\n\
 328 ./mdsms -h 2>&1|more\n\
 329 \n"),version,PACKAGE,CONFIG_MAIN,CONFIG_HOME,DEF_DEVICE,DEF_LOGNAME,DEF_LOCKFILE,DEF_BAUD,
 330 #ifdef HAVE_CRTSCTS
 331                 "",
 332 #else
 333                 _("\n\t\t(Not supported on this platform!)"),
 334 #endif
 335 DEF_MAXRETRY,DEF_READTIME,DEF_READTIME_MOBILDOCK,EXT_READTIME,DEF_CHARTIME,DEF_CMDTIME,
 336 WORD_NET,WORD_GROUP);
 337         exit(EXIT_FAILURE);
 338 }
 339
 340 static const struct option longopts[]={
 341 /* Modes has to be in-order on exact positions */
 342 {"send"          ,0,0,MODE_SEND},
 343 {"send-mobildock",0,0,MODE_SEND_MOBILDOCK},
 344 {"receive"       ,0,0,MODE_RECEIVE},
 345 {"logo-send"     ,0,0,MODE_LOGO_SEND},
 346 {"ring-send"     ,0,0,MODE_RING_SEND},
 347 {"picture-send"  ,0,0,MODE_PICTURE_SEND},
 348 /* Mode aliases may follow in no particular order *
 349  * as long as no non-mode options is between them */
 350 {"send-md"       ,0,0,MODE_SEND_MOBILDOCK},
 351 {"recv"          ,0,0,MODE_RECEIVE},
 352 {"logo"          ,0,0,MODE_LOGO_SEND},
 353 {"ring"          ,0,0,MODE_RING_SEND},
 354 {"picture"       ,0,0,MODE_PICTURE_SEND},
 355 {"config"      ,1,0,'c'},
 356 {"device"      ,1,0,'d'},
 357 {"log"         ,1,0,'L'},
 358 {"lockfile"    ,1,0,'l'},
 359 {"baud"        ,1,0,'b'},
 360 {"xonxoff"     ,0,0,'x'},
 361 {"rtscts"      ,0,0,'C'},
 362 {"smsmode"     ,1,0,'M'},
 363 {"pdusmscmode" ,1,0,'P'},
 364 {"smsc"        ,1,0,'s'},
 365 {"maxretry"    ,1,0,'m'},
 366 {"readtime"    ,1,0,'r'},
 367 {"chartime"    ,1,0,'t'},
 368 {"cmdtime"     ,1,0,'T'},
 369 {"file"        ,0,0,'f'},
 370 {"verbose"     ,0,0,'v'},
 371 {"help"        ,0,0,'h'},
 372 {"version"     ,0,0,'V'},
 373 {NULL          ,0,0,0  }};
 374
 375 static void processargs(int argp,char **args,const char *from);
 376
 377 static char *cfgstack[MAXCFGLOOP];
 378 static unsigned cfgstacki=0;
 379
 380 static void chkfclose(FILE *f,const char *fname)
 381 {
 382         if (fclose(f))
 383                 error(_("^Error closing \"%s\""),fname);
 384 }
 385
 386 static long getfilesize(FILE *f,const char *fname)
 387 {
 388 long size;
 389
 390         if (fseek(f,0,SEEK_END))
 391                 error(_("^Error seeking to end of \"%s\""),fname);
 392         if ((size=ftell(f))<0)
 393                 size=-1,error(_("^Error measuring length of \"%s\""),fname);
 394         rewind(f);
 395         return(size);
 396 }
 397
 398 static void readfile(const char *fname,char quiet)
 399 {
 400 FILE *f;
 401 size_t got;
 402 char *args[MAXCFGARGS],*d,*s,blank,quote;
 403 unsigned argp;
 404 char *buf;
 405 long size;
 406 static unsigned tot=0;
 407
 408         if (tot++>=MAXCFGNUM) {
 409                 if (tot==MAXCFGNUM+1) error(_("Too many config files to read, max is %d, break-out"),MAXCFGNUM);
 410                 return;
 411                 }
 412         if (!(f=fopen(fname,"rt"))) {
 413                 if (!quiet) error(_("^Can't open config file \"%s\" for r/o"),fname);
 414                 return;
 415                 }
 416
 417         if (verbose>=2) error(_(".Reading config file \"%s\""),fname);
 418         if ((size=getfilesize(f,fname))==-1) size=0;
 419         if (size>MAXCONFIG)
 420                 error(_("File \"%s\" is too long, read only %d bytes"),fname,MAXCONFIG);
 421         chk(buf=malloc((size?size:MAXCONFIG)+1));
 422         got=fread(buf,1,(size?size:MAXCONFIG),f);
 423         if (size && got!=size)
 424                 error(_("File \"%s\" read error, got only %u bytes of %ld"),fname,got,size);
 425         chkfclose(f,fname);
 426         buf[got]='\0';
 427         args[0]=pname;
 428         for (argp=1,d=s=buf,blank=1,quote=0;s<buf+got;s++) {
 429 char c=*s;
 430
 431                 if (!quote && isspace(c)) {
 432                         if (!blank) {
 433                                 *d='\0';
 434                                 blank=1;
 435                                 if (verbose>=2) error(_("\nConfig \"%s\": arg#%d: %s"),fname,argp-1,args[argp-1]);
 436                                 }
 437                         continue;
 438                         }
 439                 if (blank) {
 440                         if (argp>=NELEM(args)-1) {
 441                                 error(_("Too many arguments in \"%s\", from offset %d ignored"),fname,s-buf);
 442                                 break;
 443                                 }
 444                         args[argp++]=s;
 445                         d=s;
 446                         blank=0;
 447                         }
 448                 if (c=='\\') { *d++=*++s; continue; }
 449                 if (c=='"' || c=='\'') {
 450                         if (!quote   ) { quote=c; continue; }
 451                         if ( quote==c) { quote=0; continue; }
 452                         /* FALLTHRU */
 453                         }
 454                 *d++=c;
 455                 }
 456         args[argp]=NULL;
 457         processargs(argp,args,fname);
 458         free(buf);
 459 }
 460
 461 static struct argstack {
 462         struct argstack *next;
 463         int num,offset;
 464         const char *from;
 465         char *arg[1];
 466         } *argstack;
 467
 468 static struct argstack **argstack_tail=&argstack;
 469 static size_t lastargstack_len;
 470 static const char *lastargstack_from;
 471 static int lastargstack_index;
 472
 473 static size_t argstack_size;
 474 static int argstack_num;
 475
 476 static void pushargstack(char **args,int num,int offset,const char *from,char stack)
 477 {
 478 struct argstack *as;
 479 int i;
 480
 481         if (!num) return;
 482         assert(num>=1);
 483         chk(as=malloc(sizeof(*as)+sizeof(as->arg)*(num-1)));
 484         as->num=num;
 485         as->offset=offset;
 486         if (!from) as->from=NULL;
 487         else chk(as->from=strdup(from));
 488         for (i=0;i<num;i++) {
 489                 chk(as->arg[i]=strdup(args[i]));
 490                 argstack_size+=strlen(args[i]);
 491                 }
 492         argstack_num+=num;
 493         if (stack) {
 494                 as->next=argstack;
 495                 argstack=as;
 496                 }
 497         else {
 498                 as->next=NULL;
 499                 *argstack_tail=as;
 500                 argstack_tail=&as->next;
 501                 }
 502 }
 503
 504 static void pushargstack_one(char *s,char stack)
 505 { pushargstack(&s,1,0,NULL,stack); }
 506
 507 static char *nextargstack(void)
 508 {
 509 static int order=0;
 510 char *r;
 511
 512         if (argstack && order==argstack->num) {
 513 struct argstack *as=argstack;
 514                 if (!(argstack=as->next))
 515                         argstack_tail=&argstack;
 516                 order=0;
 517                 free((char *)as->from);
 518                 lastargstack_from=NULL;
 519                 free(as);
 520                 }
 521         if (!argstack) {
 522                 assert(!argstack_num); assert(!argstack_size);
 523                 return(NULL);
 524                 }
 525         assert(order<argstack->num);
 526         lastargstack_index=argstack->offset+order;
 527         r=argstack->arg[order++];
 528         assert(argstack_num>0); argstack_num--;
 529         lastargstack_len=strlen(r);
 530         assert(argstack_size>=lastargstack_len); argstack_size-=lastargstack_len;
 531         lastargstack_from=argstack->from;
 532         return(r);
 533 }
 534
 535 static char *glueargstack(size_t *destlenp,const char *glue)
 536 {
 537 size_t gluel=(glue?strlen(glue):0),destlen;
 538 char *dest,*d,*s;
 539
 540         if (!argstack_num) {
 541                 chk(dest=strdup(""));
 542                 if (destlenp) *destlenp=0;
 543                 return(dest);
 544                 }
 545         destlen=argstack_size+(argstack_num-1)*gluel;
 546         if (destlenp) *destlenp=destlen;
 547         chk(dest=malloc(destlen+1));
 548         for (d=dest;(s=nextargstack());) {
 549                 memcpy(d,s,lastargstack_len);
 550                 free(s);
 551                 d+=lastargstack_len;
 552                 if (!argstack_num) break;
 553                 if (!glue) continue;
 554                 memcpy(d,glue,gluel);
 555                 d+=gluel;
 556                 assert(d<=dest+destlen);
 557                 }
 558         assert(!argstack_num);
 559         assert(d==dest+destlen);
 560         *d='\0';
 561         return(dest);
 562 }
 563
 564 static struct {
 565         const char c;
 566         char **const var;
 567         unsigned stamp;
 568         } optset[]={
 569                 { 'd',&device       },
 570                 { 'L',&logname      },
 571                 { 'l',&lockfile     },
 572                 { 'b',&baud         },
 573                 { 'M',&smsmode      },
 574                 { 'P',&pdusmscmode  },
 575                 { 's',&smsc         },
 576                 { 'm',&maxretry     },
 577                 { 'r',&readtime     },
 578                 { 't',&chartime     },
 579                 { 'T',&cmdtime      },
 580         };
 581
 582 static void processargs(int argp,char **args,const char *from)
 583 {
 584 int optc;
 585 static unsigned seq=0;
 586 int i;
 587
 588         seq++;
 589         optarg=NULL; optind=0; /* FIXME: Possible portability problem. */
 590         while ((optc=getopt_long(argp,args,"c:d:L:l:b:xCM:P:s:m:r:t:T:fvhV",longopts,NULL))!=EOF) switch (optc) {
 591                 case 'c':
 592                         if (cfgstacki>=NELEM(cfgstack)) {
 593                                 error(_("Looping (%d) during attempt to read config file \"%s\", break-out"),NELEM(cfgstack),from);
 594                                 break;
 595                                 }
 596                         chk(cfgstack[cfgstacki++]=strdup(optarg));
 597                         break;
 598                 case 'd': case 'L': case 'b': case 'l': case 'M': case 'P': case 's': case 'm': case 'r': case 't': case 'T':
 599                         for (i=0;i<NELEM(optset);i++)
 600                                 if (optset[i].c==optc) {
 601                                         if (optset[i].stamp && optset[i].stamp!=seq) {
 602                                                 assert(!!*optset[i].var);
 603                                                 break;
 604                                                 }
 605                                         free(*optset[i].var);
 606                                         chk(*optset[i].var=strdup(optarg));
 607                                         optset[i].stamp=seq;
 608                                         break;
 609                                         }
 610                         assert(i<NELEM(optset));
 611                         break;
 612                 case 'x': case 'C':
 613 #ifdef HAVE_CRTSCTS
 614                         if (handshake_stamp && handshake_stamp!=seq) break;
 615                         handshake_rtscts=(optc=='C');
 616                         handshake_stamp=seq;
 617 #else
 618                         if (optc=='C')
 619                                 error(_("!RTS/CTS handshake NOT supported on this platform! Occured during parsing option %d from \"%s\""),optind-1,from);
 620 #endif
 621                         break;
 622                 case MODE_SEND:
 623                 case MODE_SEND_MOBILDOCK:
 624                 case MODE_RECEIVE:
 625                 case MODE_LOGO_SEND:
 626                 case MODE_RING_SEND:
 627                 case MODE_PICTURE_SEND:
 628                         if (mode_stamp && mode_stamp!=seq) break;
 629                         mode=optc;
 630                         mode_stamp=seq;
 631                         break;
 632                 case 'f':
 633                         readbody++;
 634                         break;
 635                 case 'v':
 636 #ifndef DEBUG   /* prevent suppositious overflow */
 637                         verbose++;
 638 #endif
 639                         break;
 640                 case 'V':
 641                         fprintf(stderr,version);
 642                         exit(EXIT_FAILURE);
 643                 default:
 644                         if (optc!='h')
 645                                 error(_("\nLast getopt(3) error occured during parsing option %d from \"%s\"! Follows help:"),optind-1,from);
 646                         usage();
 647                         break;
 648                 }
 649         pushargstack(args+optind,argp-optind,optind,from,1);
 650         while (cfgstacki) {
 651 char *s=cfgstack[--cfgstacki];
 652
 653                 assert(cfgstacki>=0);
 654                 readfile(s,0);
 655                 free(s);
 656                 assert(cfgstacki>=0 && cfgstacki<NELEM(cfgstack));
 657                 }
 658 }
 659
 660 static const struct nullcheck {
 661         char **var;
 662         enum modenum reqd;
 663         const char *name;
 664         } nullcheck[]={
 665                 {&phone,MODE_BIT(MODE_SEND)|MODE_BIT(MODE_SEND_MOBILDOCK)|MODE_BIT(MODE_LOGO_SEND),
 666                         N_("destination phone number")},
 667                 {&   logoname,MODE_BIT(   MODE_LOGO_SEND),N_(   "logo filename")},
 668                 {&   ringname,MODE_BIT(   MODE_RING_SEND),N_(   "ring filename")},
 669                 {&picturename,MODE_BIT(MODE_PICTURE_SEND),N_("picture filename")},
 670                 {&body,MODE_BIT(MODE_RECEIVE),N_("body text")}, /* we allow empty bodies for SENDs */
 671 #if 0
 672                 {&gsmnet,MODE_BIT(MODE_LOGO_SEND),N_("GSM operator network code")},
 673                 {&device,0,N_("device for communication")},
 674 #endif
 675         };
 676 static char **emptycheck[]={&logname,&smsc,&logoname,&gsmnet};
 677
 678 static inline void emptyclean(void)
 679 {
 680 int i;
 681
 682         for (i=0;i<NELEM(emptycheck);i++)
 683                 if (*emptycheck[i] && !**emptycheck[i]) {
 684                         free(*emptycheck[i]);
 685                              *emptycheck[i]=NULL;
 686                         }
 687 }
 688
 689 static inline void cmdline_done(void)
 690 {
 691 char *s;
 692         while ((s=nextargstack())) {
 693                 error(_("\nExcessive option %d from \"%s\" ignored: %s"),
 694                         lastargstack_index,lastargstack_from,s);
 695                 free(s);
 696                 }
 697         emptyclean();
 698 }
 699
 700 static char *check_phone(const char *phone)
 701 {
 702 const char *s,*s1;
 703 static char err[LINE_MAX];
 704
 705         for (s=s1=(phone+(*phone=='+'));*s && s-s1<MAXNUMLEN;s++)
 706                 if (!isdigit(*s)) {
 707                         VARPRINTF2(err,_("Invalid digit '%c' in phone number - at offset %d"),
 708                                 *s,s-phone);
 709                         return(err);
 710                         }
 711         if (!*s) return(NULL);
 712         VARPRINTF2(err,_("Phone number too long (%d), max. %d digits allowed"),
 713                 strlen(s1),MAXNUMLEN);
 714         return(err);
 715 }
 716
 717 static void cmdline_phone(void)
 718 {
 719         if (!phone && (phone=nextargstack())) {
 720 char *s;
 721
 722                 if ((s=check_phone(phone)))
 723                         error(_("!%s in option %d from \"%s\": %s"),
 724                                         s,lastargstack_index,lastargstack_from,phone);
 725                 }
 726 }
 727
 728 static inline void cmdline_receive(void)
 729 {
 730 char *s;
 731
 732         if (!body && argstack_num) {
 733                 body=glueargstack(&bodylen," ");
 734                 for (s=body;(s=strchr(s,'%'));s++)
 735                         switch (*++s) {
 736                                 case 'p': case 'T': case 't': case 's': break;
 737                                 default:
 738                                         error(_("Unknown formatsymbol '%c' (use \"%%%%%c\" to fix it) at pos %d in: %s"),
 739                                                 *s,*s,s-body,body);
 740                                 }
 741                 }
 742 }
 743
 744 static inline void cmdline_send(void)
 745 {
 746         cmdline_phone();
 747         if (!body && argstack_num)
 748                 body=glueargstack(&bodylen," ");
 749 }
 750
 751 static inline void cmdline_logo_send(void)
 752 {
 753 char *ogsmnet;
 754
 755         cmdline_phone();
 756         if (!logoname) logoname=nextargstack();
 757         if (!gsmnet && (ogsmnet=nextargstack())) {
 758 char *s,*d,e=0;
 759
 760                 chk(gsmnet=strdup(ogsmnet));
 761                 if (strtrycasecmp(gsmnet,WORD_NET) && strtrycasecmp(gsmnet,WORD_GROUP)) {
 762                         for (d=s=gsmnet;*s;s++) {
 763                                 if (isdigit(*s)) { *d++=*s; continue; }
 764                                 if (isspace(*s)) continue;
 765                                 error(_("\nInvalid characted '%c' in GSMnet at offs %d: %s"),
 766                                         *s,s-gsmnet,ogsmnet);
 767                                 e=1;
 768                                 break;
 769                                 }
 770                         if ((d-gsmnet)!=5) {
 771                                 error(_("\nGSMnet is required to have exactly 5 digits or to be\n\
 772 either \"%s\" or \"%s\", but found length %d: %s"),
 773                                         WORD_NET,WORD_GROUP,d-gsmnet,ogsmnet);
 774                                 e=1;
 775                                 }
 776                         if (!e) *d='\0';
 777                         else {
 778                                 error(_("\nGSMnet option %d from \"%s\" rejected due to previous errors: %s"),
 779                                         lastargstack_index,lastargstack_from,ogsmnet);
 780                                 free(gsmnet);
 781                                 gsmnet=NULL;
 782                                 }
 783                         }
 784                 }
 785 }
 786
 787 static inline void cmdline_ring_send(void)
 788 {
 789         cmdline_phone();
 790         if (!ringname) ringname=nextargstack();
 791 }
 792
 793 static inline void cmdline_picture_send(void)
 794 {
 795         cmdline_phone();
 796         if (!picturename) picturename=nextargstack();
 797 }
 798
 799 static void lockclose(int fd)
 800 {
 801         if (close(fd))
 802                 error(_("Error closing lockfile \"%s\""),lockreal);
 803 }
 804
 805 static int lockdevice(int attempt)
 806 {
 807 int fd=-1;
 808 char buf[64];
 809 ssize_t got;
 810 int delay=0;
 811 char empty=0;
 812 pid_t pid;
 813
 814         d2("lockdevice(), locked=%d\n",locked);
 815         if (locked) return (++locked);
 816         for (;;) {
 817                 if (fd!=-1) lockclose(fd);
 818 recheck:
 819                 if (delay) sleep(delay);
 820                 delay=DEVLOCK_PERIOD;
 821                 if (verbose>=3) error(_(".Checking the lockfile \"%s\".."),lockreal);
 822                 if ((fd=open(lockreal,O_RDONLY))==-1) break;
 823                 if ((got=read(fd,buf,sizeof(buf)-1))<=0) {
 824 isempty:
 825                         if (empty>=DEVLOCK_MAXEMPTY) {
 826                                 error(_(".Lockfile \"%s\" is still not valid, removing it"),lockreal);
 827                                 goto remove;
 828                                 }
 829                         empty++;
 830                         continue;
 831                         }
 832                 assert(got<sizeof(buf));
 833                 buf[got]='\0';
 834                 if (sscanf(buf,"%d",&pid)!=1) goto isempty;
 835                 empty=0;
 836                 errno=0;
 837                 if (kill(pid,0) && errno!=ESRCH && errno!=EPERM)
 838                         error(_("^Error during checking consciousness of PID %d"),pid);
 839                 if (errno!=ESRCH) {
 840                         if (attempt) return(0);
 841                         continue;
 842                         }
 843                 error(_(".Lockfile \"%s\" is stale (PID %d), removing it"),lockreal,pid);
 844 remove:
 845                 lockclose(fd);
 846                 if (unlink(lockreal))
 847                         error(_("^Error removing foreign lockfile \"%s\""),lockreal);
 848                 break;
 849                 }
 850         errno=0;
 851         if ((fd=open(lockreal,O_WRONLY|O_CREAT|O_EXCL,0644))==-1) {
 852                 if (errno==EEXIST) goto recheck;
 853                 error(_("^!Error creating lockfile \"%s\""),lockreal);
 854                 }
 855         locked=1;
 856         got=VARPRINTF(buf,"%010d\n",getpid()); assert(got==11);
 857         if (write(fd,buf,got)!=got)
 858                 error(_("^!Error writing data to lockfile \"%s\""),lockreal);
 859         lockclose(fd);
 860         return((locked=1));
 861 }
 862
 863 static char wasalarm=0;
 864 static void sigalarm(int signo);
 865
 866 static void setalarm(void)
 867 {
 868         signal(SIGALRM,(RETSIGTYPE (*)(int))sigalarm);
 869 #ifdef HAVE_SIGINTERRUPT
 870         siginterrupt(SIGALRM,1);
 871 #endif
 872 }
 873
 874 static void sigalarm(int signo)
 875 {
 876         setalarm();
 877         wasalarm=1;
 878         if (verbose>=1) error(_("Timed out"));
 879 }
 880
 881 static void blocking(char yes)
 882 {
 883 static char state=-1;
 884         if (state==yes) return;
 885         if (fcntl(devfd,F_SETFL,(yes?0:O_NONBLOCK)))
 886                 error(_("^!fcntl() on device for %s mode"),(yes?_("blocking"):_("non-blocking")));
 887         state=yes;
 888 }
 889
 890 static const char *record,*recordend;
 891 static char *catchdata;
 892 static size_t catchdatal,catchdatasiz;
 893
 894 static const char *reform(const char *s,int slot);
 895 static void catched(const char *end,char edata)
 896 {
 897 size_t len;
 898 const char *p;
 899
 900         if (!record) return;
 901         assert(end>=record);
 902         p=memchr(record,edata,end-record);
 903         if ((len=(p?p:end)-record)) {
 904                 if (!catchdata)
 905                         chk(catchdata=malloc((catchdatasiz=LINE_MAX)));
 906                 if (catchdatal+len>catchdatasiz)
 907                         chk(catchdata=realloc(catchdata,
 908                                 (catchdatasiz=(catchdatal+len)*2)));
 909                 memcpy(catchdata+catchdatal,record,len);
 910                 catchdatal+=len;
 911                 }
 912         record   =(p?NULL:end);
 913         recordend=(p?p   :end);
 914         assert(catchdatal<=catchdatasiz);
 915 }
 916
 917 static int retrycnt=0;
 918 static void retrying(void)
 919 {
 920         if (maxretryn>=0 && ++retrycnt>=maxretryn) error(_("!Maximum command retry count (%ld) exceeded"),maxretryn);
 921         if (verbose>=2) error(_(".Retrying phase, %d out of %ld.."),retrycnt,maxretryn);
 922 }
 923
 924 static const char *reform(const char *s,int slot)
 925 {
 926 static struct formslot {
 927         char *s;
 928         size_t l;
 929         } arr[3];
 930 char c,*d;
 931 struct formslot *fs;
 932
 933         assert(slot>=0 && slot<NELEM(arr));
 934         if (!s) return(_("<unset>"));
 935         if (!(fs=&arr[slot])->s)
 936                 chk(fs->s=malloc(fs->l=LINE_MAX));
 937         d=fs->s;
 938         for (*d++='"';(c=*s);s++) {
 939                 if (d>=fs->s+fs->l-10) {
 940 off_t o=d-fs->s;
 941                         chk(fs->s=realloc(fs->s,(fs->l=(fs->l?fs->l*2:LINE_MAX))));
 942                         d=fs->s+o;
 943                         }
 944                 if (c!='\\' && c!='"' && isprint(c)) { *d++=c; continue; }
 945                 *d++='\\';
 946                 switch (c) {
 947                         case '\\': case '"': *d++=c; break;
 948                         case '\n': *d++='n'; break;
 949                         case '\r': *d++='r'; break;
 950                         case '\032': *d++='Z'; break;
 951                         case '\033': *d++='e'; break;
 952                         default:
 953                                 d+=sprintf(d,"x%02X",(unsigned char)c);
 954                                 break;
 955                         }
 956                 }
 957         *d++='"'; *d='\0';
 958         return(fs->s);
 959 }
 960
 961 static char devcmd_empty_return='\0'; /* returned as catch when only newlines found */
 962
 963 static char *devcmd(const char *term,const char *catch,const char *send,...) ATTR_PRINTFORMAT(3,4);
 964 static char *devcmd(const char *term,const char *catch,const char *send,...)
 965 {
 966 size_t l,bufl2,terml,catchl=0 /* GCC happiness */,fragl,offs;
 967 static char buf[LINE_MAX];
 968 static size_t bufl;
 969 ssize_t got;
 970 char *hit,*s;
 971 va_list ap;
 972 char errout,extend,catch_any,edata;
 973 long alarmtime;
 974 const char *osend;
 975 static const char emptystring[]="";
 976 size_t discard;
 977
 978         if (!term) term="\nOK\n";
 979         if (!strcmp(send," ")) send=NULL; /* GCC formatstring-check workaround */
 980         if (verbose>=2) error(_(".devcmd(sendfmt=%s,term=%s,catch=%s)"),
 981                 reform(send,0),reform(term,1),reform(catch,2));
 982         if (!(osend=send)) send="";
 983         if ((catch_any=(catch && !strcmp(catch,"@")))) catch=NULL;
 984         if ((errout=(*send=='!'))) send++;
 985         errout|=(maxretryn==-1);
 986         if ((extend=(*send=='~'))) send++;
 987         alarmtime=readtimen*(extend?EXT_READTIME:1);
 988         buf[bufl]='\0'; /* for d8() below */
 989         d8("devcmd(), alarmtime=%ld, errout=%d, extend=%d, catch_any=%d, osend=%p, bufl=%d, buf: %s\n",
 990                 alarmtime,errout,extend,catch_any,osend,bufl,reform(buf,0));
 991         assert(!catch || !strchr(catch,'\r')); /* we are no longer supporting 'noconvcr'! */
 992         assert(!term  || !strchr(term ,'\r'));
 993         if (0) {
 994 err:
 995                 alarm(0);
 996                 if (errout) return(NULL);
 997                 retrying();
 998                 }
 999         catchdatal=0;
1000         if (osend) {
1001                 bufl=0;
1002                 d1("Resetting bufl.\n");
1003                 va_start(ap,send);
1004                 l=VARVPRINTF(buf,send,ap); bufl=l+(!!osend);
1005                 va_end(ap);
1006                 if (bufl>=sizeof(buf)-1) error(_("!Command too big (%d>%d)"),bufl,sizeof(buf)-1);
1007                 if (verbose>=2) error(_(".devcmd formatted send=%s%s"),reform(buf,0),(osend?"+\"\\r\"":""));
1008                 if (osend) buf[l]='\r';
1009                 for (offs=0,got=0;offs<bufl;offs++) {
1010                         alarm(MAXSENDTIME);
1011                         usleep((offs?chartimen:cmdtimen)*1000);
1012                         if (!offs && tcflush(devfd,TCIOFLUSH))
1013                                 error(_("^Error flushing I/O queue of device"));
1014                         if (write(devfd,buf+offs,1)!=1) break;
1015                         got++;
1016                         if (tcdrain(devfd))
1017                                 error(_("^Error forcing output of char at pos %d of cmd %s"),offs,reform(buf,0));
1018                         }
1019                 alarm(0);
1020                 if (got!=bufl) {
1021                         error(_("^Wrote only %d of %d bytes of command"),got,bufl);
1022                         goto err;
1023                         }
1024                 }
1025
1026         if (!(terml=strlen(term))) {
1027                 assert(!catch); assert(!catch_any);
1028                 return(NULL);
1029                 }
1030         if (catch) {
1031                 catchl=strlen(catch);
1032                 fragl=MAX(terml,catchl);
1033                 }
1034         else fragl=terml;
1035         fragl=MAX(fragl,MAX(strlen(ERROR_SUBSTR1),strlen(ERROR_SUBSTR2)));
1036         record=recordend=NULL;
1037         wasalarm=0;
1038         alarm(alarmtime);
1039         edata='\n';
1040         if (!osend) {
1041                 /* "bufl" important */
1042                 goto skipread;
1043                 }
1044         for (;;) {
1045                 blocking(0);
1046                 errno=0;
1047                 got=read(devfd,buf+bufl,sizeof(buf)-1-bufl);
1048                 if (got==-1 && errno==EAGAIN) {
1049                         blocking(1);
1050                         errno=0;
1051                         got=read(devfd,buf+bufl,1);
1052                         }
1053                 if (got<=0) {
1054                         buf[bufl]='\0'; /* for strspn() below */
1055                         if (!strcmp(term,"\n") && catch /* written to trap on 'devcmd("\n","+CMT:"," ")' */
1056                             && bufl==strspn(buf,"\n" /* accept */)) { /* only newlines found */
1057                                 if (verbose>=2)
1058                                         error(_(".Blank (%d newlines) input read, ignoring it"),bufl);
1059                                 bufl=0; /* discard newlines */
1060                                 return(&devcmd_empty_return);
1061                                 }
1062                         if (wasalarm) error(_("Maximum response timeout (%lds) exceeded"),alarmtime);
1063                         else error(_("^Couldn't read device data (ret=%d)"),got);
1064                         goto err;
1065                         }
1066                 bufl2=bufl+got;
1067                 buf[bufl2]='\0';
1068                 s=buf+bufl;
1069                 while (buf+bufl2>s && (s=memchr(s,'\0',buf+bufl2-s))) *s++=REPL_NULLCHAR;
1070                 if (verbose>=3)
1071                         error(_("\nGot chunk of data from device: %s"),reform(buf+bufl,0));
1072                 /* convert CR */ {
1073                         s=buf+bufl;
1074                         while (buf+bufl2>s && (s=memchr(s,'\r',buf+bufl2-s))) *s++='\n';
1075                         }
1076                 bufl=bufl2;
1077 skipread:
1078                 catched(buf+bufl,edata); assert(!record || record==buf+bufl);
1079                 assert(bufl<sizeof(buf)-1);
1080                 buf[bufl]='\0';
1081                 assert(strlen(buf)==bufl);
1082                 /* d3(">%s|%s<\n",buf,term); */
1083                 if (strstr(buf,ERROR_SUBSTR1) || strstr(buf,ERROR_SUBSTR2)) {
1084                         error(_("Found ERROR response on command %s"),reform(send,0));
1085                         goto err;
1086                         }
1087 /* "record" may get NULLed here after successful 'catch'
1088  * but "recordend" will never be NULLed
1089  */
1090                 if (catch && !recordend && bufl>=catchl && (hit=strstr(buf,catch))) {
1091                         record=hit+catchl;
1092                         catched(buf+bufl,edata); assert(!record || record==buf+bufl);
1093                         }
1094                 if (catch_any && !recordend && buf[discard=strspn(buf,"\n" /* accept */)]) {
1095                         record=buf+discard;
1096                         catched(buf+bufl,edata); assert(!record || record==buf+bufl);
1097                         }
1098                 if (((!catch && !catch_any) || catchdatal) && bufl>= terml
1099                     && (hit=strstr((recordend?recordend:buf),term))) {
1100                         memmove(buf,hit+terml,(bufl2=(buf+bufl)-(hit+terml))); bufl=bufl2;
1101                         break;
1102                         }
1103                 if (bufl<fragl) continue;
1104                 memmove(buf,buf+bufl-(fragl-1),(bufl2=fragl-1));
1105                 if (record   ) record-=bufl-bufl2;
1106                 if (recordend) recordend-=bufl-bufl2;
1107                 bufl=bufl2;
1108                 }
1109         alarm(0);
1110         if (!catchdatal) {
1111                 assert(!catch && !catch_any);
1112                 return("");
1113                 }
1114         assert(!!catch || catch_any);
1115         record=emptystring;
1116         catched(record+1,edata);
1117         if (verbose>=2) error(_(".Returning data %s for cmd %s"),reform(catchdata,0),reform(send,1));
1118         return(catchdata);
1119 }
1120
1121 static int prepaddr(unsigned char *d,const char *addr)
1122 {
1123 int tot=0;
1124 char flip=0,plus;
1125 unsigned char n;
1126
1127         if ((plus=(*addr=='+'))) addr++;
1128         *++d=(plus?ADDR_INT:ADDR_NAT);
1129         while (*addr) {
1130                 if (*addr<'0' || *addr>'9')
1131                         error(_("!Error during conversion of number at: %s"),addr);
1132                 tot++;
1133                 n=(*addr++)-'0';
1134                 if ((flip=!flip)) *++d=0xF0|n;
1135                 else *d=(*d&0x0F)|(n<<4U);
1136                 }
1137         return(tot);
1138 }
1139
1140 static char *finalsmsc;
1141 #define SMSCBINSIZE (1+1+(MAXNUMLEN+1)/2)
1142 static char pdusmsc[SMSCBINSIZE*2+1];
1143
1144 static inline char tohex(unsigned char x)
1145 {
1146         x&=0x0F;
1147         if (x<10) return(x   +'0');
1148                   return(x-10+'A');
1149 }
1150
1151 static inline void textconv(char *d,unsigned char *s,size_t len)
1152 {
1153         while (len--) {
1154                 *d++=tohex(*s>>4U);
1155                 *d++=tohex(*s    );
1156                 s++;
1157                 }
1158         *d='\0';
1159 }
1160
1161 static inline void smscset(void)
1162 {
1163 char *s,*t,*e,*serr;
1164 unsigned char bin[2+(MAXNUMLEN+1)/2];
1165
1166         if (smsc) devcmd(NULL,NULL,"\r\nAT+CSCA=\"%s\"",smsc);
1167         s=devcmd(NULL,"\n+CSCA:","\r\nAT+CSCA?");
1168         while (isspace(*s)) s++;
1169         if (!*s || !strcmp(s,"EMPTY"))
1170                 error(_("!No SMSC set in mobile station found, please use option \"-s\""));
1171         if (verbose>=1) error(_("\nFound default SMSC in mobile: %s"),s);
1172         if (*s++!='"') error(_("!No left-quote found in: %s"),s);
1173         if (!(t=strrchr(s,'"'))) error(_("!No right-quote found in: %s"),s);
1174         if (s==t)
1175                 error(_("!No SMS set in mobile station found, please use option \"-s\""));
1176         e=t++;
1177         while (isspace(*t)) t++;
1178         if (*t) {
1179 long l;
1180
1181                 if (*t++!=',') error(_("!No comma found after quotes in: %s"),s);
1182                 while (isspace(*t)) t++;
1183                 l=strtol(t,&serr,10);
1184                 if ((l!=ADDR_NAT && l!=ADDR_INT) || (serr && *serr))
1185                         error(_("!Type parse error in: %s"),s);
1186                 if (l==ADDR_INT && *s!='+') *--s='+';
1187                 }
1188         *e='\0';
1189         if (verbose>=2) error(_("\nDecoded SMSC address: %s"),s);
1190         if (!NEED_PDUSMSC()) return;
1191         chk(finalsmsc=strdup(s));
1192         bin[0]=1+(prepaddr(bin,finalsmsc)+1)/2;
1193         textconv(pdusmsc,bin,bin[0]+1);
1194 }
1195
1196 static inline unsigned char charconv_send(char c,size_t offs)
1197 {
1198         switch (c) {
1199                 case '@': return(0);
1200                 case '$': return(2);
1201                 case 0: assert(0);
1202                 default:
1203                         return(c&0x7F);
1204                 }
1205 #if 0
1206         if ((c>='A' && c<='Z') || (c>='a' && c<='z') || (c>='0' && c<='9')) return(c);
1207         error(_("Can't convert character '%c' (0x%02X) at offs %d (0-based), substituted '?'"),
1208                 c,(unsigned char)c,offs);
1209         return('?');
1210 #endif
1211 }
1212
1213 static inline unsigned char charconv_recv(char c,size_t offs)
1214 { /* FIXME: unify with charconv_send() */
1215         switch (c) {
1216                 case 0: return('@');
1217                 case 2: return('$');
1218                 default:
1219                         return(c);
1220                 }
1221 /* strict checking not done, see charconv_send */
1222 }
1223
1224 /* Logo format shamelessly stolen from GNokii-0.3.0: http://www.gnokii.org/
1225  * Beware - Nokia Smart Messaging specification 1.0.0 and 2.0.0 is incompatible
1226  * with Nokia current product line implementation
1227  * http://www.forum.nokia.com/developers/smartmsg/download/ssm2_0_0.pdf
1228  */
1229
1230 static char *pdudata;
1231 static struct hexdata {
1232         struct hexdata *next;
1233         char data[140*2+1];
1234         } *hexdata,**hexdatatail=&hexdata;
1235
1236 static void nokiaprep(unsigned char *bin,size_t w)
1237 {
1238 struct hexdata *hd;
1239         assert(w<=140);
1240         chk(hd=malloc(sizeof(*hd)));
1241         *hexdatatail=hd;
1242         hd->next=NULL;
1243         hexdatatail=&hd->next;
1244         textconv(hd->data,bin,w);
1245         if (verbose>=2) error(_("\nWill send hexdata: %s"),hd->data);
1246 }
1247
1248 static inline void logoread(void)
1249 {
1250 FILE *f;
1251 char buf[32+140*8+1];
1252 unsigned char bin[140]={
1253         0x06, /* UDH length */
1254         0x05, /* IEI */
1255         0x04, /* IEDL */
1256         0x15, 0x83, /* dest port (group gfx) */
1257         0x15, 0x83  /* src port (unused) */
1258         };
1259 size_t got,r=0 /* GCC happiness */,w;
1260 ssize_t chars,bits;
1261 char gsmnetf[10];
1262 int sizex,sizey,bit;
1263
1264 #define WORD(n) (((unsigned char)buf[(n)])|(((unsigned char)buf[(n)+1])<<8))
1265
1266         if (!(f=fopen(logoname,"rb")))
1267                 error(_("^!Cannot open logo file \"%s\" for r/o"),logoname);
1268         got=fread(buf,1,sizeof(buf),f);
1269         chkfclose(f,logoname);
1270              if (got>=20 && !memcmp(buf,"NOL",4)) {
1271                 VARPRINTF2(gsmnetf,"%03.3u%02.2u",WORD(6),WORD(8));
1272                 assert(strlen(gsmnetf)==5);
1273                 r=10;
1274                 if (verbose>=1) error(_(".Reading NOL file \"%s\", GSMnet \"%s\", word@4=%d.."),
1275                         logoname,gsmnetf,WORD(4));
1276                 }
1277         else if (got>=16 && !memcmp(buf,"NGG",4)) {
1278                 r=6;
1279                 if (verbose>=1) error(_(".Reading NGG file \"%s\", word@4=%d.."),
1280                         logoname,WORD(4));
1281                 }
1282         else error(_("!Unknown file format of logo file \"%s\""),logoname);
1283         if (gsmnet && !strtrycasecmp(gsmnet,WORD_NET)) {
1284                 if (!*gsmnetf) error(_("!NOL network code detection requested but NOL file not loaded, please specify network code"));
1285                 gsmnet=gsmnetf;
1286                 }
1287         if (!gsmnet || !strtrycasecmp(gsmnet,WORD_GROUP) || !*gsmnet) {
1288                 error(_("\nSending logo as: group graphics"));
1289                 gsmnet=NULL;
1290                 }
1291         else {
1292                 error(_("\nSending logo as: operator logo for \"%s\""),gsmnet);
1293                 bin[4]=0x82; /* dest port 0x1582 */
1294                 }
1295
1296         sizex=WORD(r); sizey=WORD(r+2);
1297         if (verbose>=2) error(_(".Magic words: @+4=%d, @+6=%d, @+8=%d"),
1298                         WORD(r+4),WORD(r+6),WORD(r+8));
1299         r+=10;
1300         if (sizex<1 || sizex>255
1301          || sizey<1 || sizey>255) error(_("!Invalid size: %dx%d"),sizex,sizey);
1302         chars=((bits=sizex*sizey)+7)/8;
1303         if (r+bits>got) error(_("!Logo file \"%s\" too short - actual=%d, need(%dx%d)=%d"),
1304                 logoname,got,sizex,sizey,r+chars);
1305         else if (r+bits<got)
1306                 if (verbose>=1) error(_("Ignoring trailing garbage in \"%s\", used only %d bytes"),logoname,r+bits);
1307         if ((got=(7+(gsmnet?3:0)+4+chars))>140)
1308                 error(_("!SMS size would be %d bytes but 140 is maximum"),got);
1309         w=7;
1310         if (gsmnet) {
1311                 bin[w++]=((gsmnet[1]&0x0F)<<4)|(gsmnet[0]&0x0F);
1312                 bin[w++]=0xF0                 |(gsmnet[2]&0x0F);
1313                 bin[w++]=((gsmnet[4]&0x0F)<<4)|(gsmnet[3]&0x0F);
1314                 }
1315         bin[w++]=0x00; /* RFU by Nokia */
1316         bin[w++]=sizex; bin[w++]=sizey;
1317         bin[w++]=0x01; /* one B/W plane */
1318         while (chars--) {
1319                 bin[w]=0;
1320                 for (bit=0x80;(bits>0) && (bit>0);bits--,bit>>=1) {
1321                         if (buf[r]!='0' && buf[r]!='1')
1322                                 error(_("!Invalid character (neither '0' nor '1') in logo file \"%s\" at offset 0x%X"),
1323                                         logoname,r);
1324                         if (buf[r++]=='1') bin[w]|=bit;
1325                         }
1326                 w++;
1327                 }
1328         assert(chars==-1); assert(bits==0); assert(w==got);
1329         nokiaprep(bin,w);
1330 #undef WORD
1331 }
1332
1333 static inline void ringread(void)
1334 {
1335 FILE *f;
1336 unsigned char bin1[140]={
1337         6, /* UDH length */
1338         0x05, /* IEI */
1339         0x04, /* IEDL */
1340         0x15, 0x81, /* dest port (ring tones) */
1341         0x15, 0x81  /* src port (unused) */
1342 #define BIN1_PAYLOAD (140-7)
1343         };
1344 unsigned char binn[140]={
1345         11, /* UDH length */
1346         0x05, /* IEI */
1347         0x04, /* IEDL */
1348         0x15, 0x81, /* dest port (ring tones) */
1349         0x15, 0x81, /* src port (unused) */
1350         0x00, 0x03, /* multipart */
1351         /* 0x??, unique serial ID */
1352         /* 0x??, total messages */
1353         /* 0x??, message number (# from 1) */
1354 #define BINN_PAYLOAD (140-12)
1355         };
1356 size_t got,want;
1357 int totn,fragn;
1358 long size;
1359
1360 #define WORD(n) (((unsigned char)buf[(n)])|(((unsigned char)buf[(n)+1])<<8))
1361
1362         if (!(f=fopen(ringname,"rb")))
1363                 error(_("^!Cannot open ring file \"%s\" for r/o"),ringname);
1364         if ((size=getfilesize(f,ringname))==-1)
1365                 error(_("!File size determination is essential to continue operation"));
1366         if (size<0x103)
1367                 error(_("!File \"%s\" size %ld too small (must >=0x103)! Is it .000 file?"),
1368                         ringname,size);
1369         if (fseek(f,0x100,SEEK_SET))
1370                 error(_("^Seeking error on \"%s\", ignoring"),ringname);
1371         size-=0x100;
1372         if (size<=BIN1_PAYLOAD) {
1373                 if ((got=fread(bin1+7,1,size,f))!=size)
1374                         error(_("^Read error on \"%s\", wanted %ld, got %d"),ringname,size,got);
1375                 error(_("\nSending ring tone \"%s\" as single SMS (size %ld, max %d)"),
1376                         ringname,size,BIN1_PAYLOAD);
1377                 nokiaprep(bin1,7+size);
1378                 }
1379         else {
1380                 totn=(size+BINN_PAYLOAD-1)/BINN_PAYLOAD;
1381                 if (totn>0xFF)
1382                         error(_("!File size %ld too large even for multi-SMS ring upload (max=%d)"),
1383                                 size,BINN_PAYLOAD*0xFF);
1384                 binn[10]=totn;
1385                 if (verbose>=1)
1386                         error(_("\nSending ring tone \"%s\" as %d multi-SMSes (size %ld, max %d, frag %d)"),
1387                                 ringname,totn,size,BIN1_PAYLOAD,BINN_PAYLOAD);
1388                 binn[9]=time(NULL)&0x100; /* rand() would be better but it is a compatibility pain */
1389                 if (verbose>=1)
1390                         error(_("\nUsing unique multi-SMS ID 0x%02X"),(unsigned)binn[9]);
1391                 for (fragn=1;fragn<=totn;fragn++) {
1392                         binn[11]=fragn;
1393                         want=MIN(size,BINN_PAYLOAD);
1394                         if ((got=fread(binn+12,1,want,f))!=want)
1395                                 error(_("^Read error on \"%s\", wanted %d, got %d"),ringname,want,got);
1396                         nokiaprep(binn,12+want);
1397                         size-=want;
1398                         }
1399                 }
1400         chkfclose(f,ringname);
1401 #undef WORD
1402 }
1403
1404 #define PICTURE_WIDTH  (72)
1405 #define PICTURE_HEIGHT (28)
1406
1407 static inline void pictureread(void)
1408 {
1409 FILE *f;
1410 unsigned char bin1[140]={
1411         6, /* UDH length */
1412         0x05, /* IEI */
1413         0x04, /* IEDL */
1414         0x15, 0x8A, /* dest port (ring tones) */
1415         0x15, 0x8A  /* src port (unused) */
1416 #define BIN1_PAYLOAD (140-7)
1417         };
1418 unsigned char binn[140]={
1419         11, /* UDH length */
1420         0x05, /* IEI */
1421         0x04, /* IEDL */
1422         0x15, 0x8A, /* dest port (ring tones) */
1423         0x15, 0x8A, /* src port (unused) */
1424         0x00, 0x03, /* multipart */
1425         /* 0x??, unique serial ID */
1426         /* 0x??, total messages */
1427         /* 0x??, message number (# from 1) */
1428 #define BINN_PAYLOAD (140-12)
1429         };
1430 unsigned char header[]={
1431         0x30,   /* version string '0' */
1432         0x02,   /* item=OTA bitmap */
1433 #define PICTURE_BYTES ((PICTURE_WIDTH*PICTURE_HEIGHT+7)/8)
1434 #define PICTURE_BYTES_INCL_HEADER (PICTURE_BYTES +4/*header*/)
1435         PICTURE_BYTES_INCL_HEADER>>8,PICTURE_BYTES_INCL_HEADER&0xFF,    /* picture size in bytes incl. header */
1436         0x00, /* animation pictures - 0=static picture */
1437         PICTURE_WIDTH,PICTURE_HEIGHT,   /* picture size in pixels */
1438         0x01,   /* picture depth - B/W */
1439         };
1440 size_t got,want;
1441 int totn,fragn;
1442 long size;
1443
1444 #define WORD(n) (((unsigned char)buf[(n)])|(((unsigned char)buf[(n)+1])<<8))
1445
1446         if (!(f=fopen(picturename,"rb")))
1447                 error(_("^!Cannot open picture file \"%s\" for r/o"),picturename);
1448         if ((size=getfilesize(f,picturename))==-1)
1449                 error(_("!File size determination is essential to continue operation"));
1450         if (size!=PICTURE_BYTES)
1451                 error(_("!File \"%s\" size %ld doesn't match .res size for %dx%d picture"),
1452                         picturename,size,PICTURE_WIDTH,PICTURE_HEIGHT);
1453         if (size<=BIN1_PAYLOAD-sizeof(header)) {
1454                 memcpy(bin1+7,header,sizeof(header));
1455                 if ((got=fread(bin1+7+sizeof(header),1,size,f))!=size)
1456                         error(_("^Read error on \"%s\", wanted %ld, got %d"),picturename,size,got);
1457                 error(_("\nSending picture \"%s\" as single SMS (size %ld, max %d)"),
1458                         picturename,size,BIN1_PAYLOAD-sizeof(header));
1459                 nokiaprep(bin1,7+sizeof(header)+size);
1460                 }
1461         else {
1462                 memcpy(binn+12,header,sizeof(header));
1463                 totn=(sizeof(header)+size+BINN_PAYLOAD-1)/BINN_PAYLOAD;
1464                 if (totn>0xFF)
1465                         error(_("!File size %ld too large even for multi-SMS picture upload (max=%d)"),
1466                                 size,BINN_PAYLOAD*0xFF-sizeof(header));
1467                 binn[10]=totn;
1468                 if (verbose>=1)
1469                         error(_("\nSending picture \"%s\" as %d multi-SMSes (size %ld, max %d, frag %d, header %d)"),
1470                                 picturename,totn,size,BIN1_PAYLOAD,BINN_PAYLOAD,sizeof(header));
1471                 binn[9]=time(NULL)&0x100; /* rand() would be better but it is a compatibility pain */
1472                 if (verbose>=1)
1473                         error(_("\nUsing unique multi-SMS ID 0x%02X"),(unsigned)binn[9]);
1474                 for (fragn=1;fragn<=totn;fragn++) {
1475 size_t isheader=(fragn==1 ? sizeof(header) : 0);
1476
1477                         binn[11]=fragn;
1478                         want=MIN(size,BINN_PAYLOAD-isheader);
1479                         if ((got=fread(binn+12+isheader,1,want,f))!=want)
1480                                 error(_("^Read error on \"%s\", wanted %d, got %d"),picturename,want,got);
1481                         nokiaprep(binn,12+isheader+want);
1482                         size-=want;
1483                         }
1484                 }
1485         chkfclose(f,picturename);
1486 #undef WORD
1487 }
1488
1489 static inline void genpdu(void)
1490 {
1491 static unsigned char pdu[64+MAXNUMLEN/2+(MAXBODYLEN*7)/8];
1492 unsigned char *d=pdu;
1493 int i;
1494 char inb=0,outb=0,xb,*bodyr;
1495 unsigned char inreg=0 /* GCC happiness */;
1496 size_t offs=0;
1497
1498         *d++=PDU_TYPE;
1499         *d++=PDU_MR;
1500         i=prepaddr(d,phone);
1501         *d=i; d+=1+1+(i+1)/2;
1502         *d++=PDU_PID;
1503         *d++=PDU_DCS;
1504         *d++=PDU_VP;
1505         if (bodylen>MAXBODYLEN) {
1506                 error(_("Body too large (%d>%d), cut"),bodylen,MAXBODYLEN);
1507                 body[(bodylen=MAXBODYLEN)]='\0';
1508                 }
1509         bodyr=body;
1510         *d=bodylen;
1511         assert(d<pdu+sizeof(pdu));
1512         while (bodylen || inb) {
1513                 if (!inb) {
1514                         assert(bodylen>0); assert(!!*body);
1515                         inreg=charconv_send(*bodyr++,offs++);
1516                         bodylen--;
1517                         inb=7;
1518                         }
1519                 if (!outb) {
1520                         *++d=0x00;
1521                         outb=8;
1522                         }
1523                 xb=MIN(inb,outb);
1524 #if 0
1525                 d4("inb=%d,outb=%d,xb=%d\n",inb,outb,xb);
1526 #endif
1527                 *d|=((inreg>>(unsigned)(7-inb))&((1<<xb)-1))<<(unsigned)(8-outb);
1528                 inb-=xb; outb-=xb;
1529                 }
1530         d++;
1531         assert(d<pdu+sizeof(pdu));
1532         pdudata=malloc(2*(d-pdu)+1);
1533         textconv(pdudata,pdu,d-pdu);
1534 }
1535
1536 static inline void preparebody(void)
1537 {
1538 FILE *fin=NULL /* GCC happiness */;
1539 char *finame;
1540
1541         if (body && readbody) {
1542                 finame=body;
1543                 body=NULL;
1544                 }
1545         else {
1546                 finame=NULL;
1547                 fin=stdin;
1548                 }
1549         if (body) return;
1550         readbody=0;
1551         if (!finame) {
1552                 if (verbose>=1)
1553                         error(_("\nPlease enter the SMS text body, end with EOF (ctrl-D):"));
1554                 }
1555         else {
1556                 if (!(fin=fopen(finame,"rt")))
1557                         error(_("^!Can't open data file \"%s\" for r/o"),finame);
1558                 }
1559         chk(body=malloc(BODYLOAD));
1560         bodylen=fread(body,1,BODYLOAD,fin);
1561         if (bodylen==-1)
1562                 error(_("^!Error reading stream \"%s\""),(finame?finame:_("<stdin>")));
1563         if (finame) {
1564                 chkfclose(fin,finame);
1565                 free(finame);
1566                 }
1567 }
1568
1569 static int datawait(char immed)
1570 {
1571 int i;
1572 #ifdef HAVE_POLL
1573 struct pollfd ufd;
1574 #else /* HAVE_POLL */
1575 fd_set rfds,xfds;
1576 #endif /* HAVE_POLL */
1577
1578         assert(devfd>=0);
1579 retry:
1580         if (!immed && verbose>=2)
1581                 error(_(".Waiting for device incoming data.."));
1582 #ifdef HAVE_POLL
1583         ufd.fd=devfd;
1584         ufd.events=POLLIN;
1585         ufd.revents=0;
1586         errno=0;
1587         i=poll(&ufd,1,(immed?0:-1));
1588 #else /* HAVE_POLL */
1589 #ifdef HAVE_FD_SETSIZE
1590         if (devfd>=FD_SETSIZE)
1591                 error(_("!Device file descriptor %d can't fit in select() FD_SETSIZE (%d)"),
1592                         devfd,FD_SETSIZE);
1593 #endif /* HAVE_FD_SETSIZE */
1594         FD_ZERO(&rfds); FD_SET(devfd,&rfds);
1595         FD_ZERO(&xfds); FD_SET(devfd,&xfds);
1596         errno=0;
1597         i=select(devfd+1,&rfds,NULL,&xfds,NULL);
1598 #endif /* HAVE_POLL */
1599         if (immed && i==0) return(0);
1600         if (i==-1 && errno==EINTR)
1601                 goto retry; /* silent retry, for example SIGCHLD could occur */
1602         if (i!=1)
1603                 error(_("^Failed (retval %d) while waiting for data, ignoring"),i);
1604
1605 #ifdef HAVE_POLL
1606         if (ufd.revents&(POLLERR|POLLHUP))
1607 #else /* HAVE_POLL */
1608         if (FD_ISSET(devfd,&xfds))
1609 #endif /* HAVE_POLL */
1610                 error(_("^Error while waiting for data, ignoring"));
1611
1612 #ifdef HAVE_POLL
1613         if (!(ufd.revents&POLLIN))
1614 #else /* HAVE_POLL */
1615         if (!(FD_ISSET(devfd,&rfds)))
1616 #endif /* HAVE_POLL */
1617                 {
1618                 error(_("^No data input after waited for data, retrying"));
1619                 goto retry;
1620                 }
1621         return(1);
1622 }
1623
1624 static char *check_format(const char *fmt,const char *string)
1625 {
1626 static char err[LINE_MAX],sub[50];
1627 char cf,cs;
1628 const char *sf,*ss,*subp;
1629
1630         for (sf=fmt,ss=string;(cf=*sf) && (cs=*ss);sf++,ss++) {
1631                 subp=NULL;
1632                 switch (cf) {
1633                         case '?':
1634                                 break;
1635                         case '9':
1636                                 if (isdigit(cs)) break;
1637                                 subp=_("digit");
1638                                 break;
1639                         case '+':
1640                                 if (cs=='+' || cs=='-') break;
1641                                 subp=_("+/- sign");
1642                                 break;
1643                         default:
1644                                 if (cf==cs) break;
1645                                 VARPRINTF(sub,"'%c'",cf); subp=sub;
1646                         }
1647                 if (!subp) continue;
1648                 VARPRINTF5(err,_("Expected %s, found '%c' at pos %d of string [%s], formatstring [%s]"),
1649                         subp,cs,ss-string,string,fmt);
1650                 return(err);
1651                 }
1652         if (*sf) {
1653                 VARPRINTF2(err,_("String too short for format, string [%s], formatstring [%s]"),
1654                         string,fmt);
1655                 return(err);
1656                 }
1657         if (*ss) {
1658                 VARPRINTF2(err,_("Trailing garbage in string [%s], formatstring [%s]"),
1659                         string,fmt);
1660                 return(err);
1661                 }
1662         return(NULL);
1663 }
1664
1665 static char *receive_number,*receive_smsc;
1666 static time_t receive_time;
1667
1668 struct tm tm;
1669 static const struct {
1670         off_t strpos;
1671         off_t tmpos;
1672         int min,max;
1673         const char *name;
1674         } timeparse[]={
1675 #define TP_ENT(a,b,c,d,e) { a,offsetof(struct tm,b),c,d,e }
1676                 TP_ENT( 3,tm_year,0,99,N_("year")),
1677                 TP_ENT( 6,tm_mon ,1,12,N_("month")),
1678                 TP_ENT( 9,tm_mday,1,31,N_("day of month")),
1679                 TP_ENT(12,tm_hour,0,23,N_("hour")),
1680                 TP_ENT(15,tm_min ,0,59,N_("minute")),
1681                 TP_ENT(18,tm_sec ,0,59,N_("second")),
1682                 /* Time zone ignored */
1683                 };
1684 #define GETTIME(i) (*(int *)(((char *)&tm)+timeparse[(i)].tmpos))
1685
1686 static void maketime(const char *string)
1687 {
1688 int val;
1689 int i;
1690
1691         for (i=0;i<NELEM(timeparse);i++) {
1692                 val=GETTIME(i);
1693                 if (val<timeparse[i].min || val>timeparse[i].max) {
1694                         error(_("Weird value of %s, is %d but expected %d..%d, setting to %d"),
1695                                 _(timeparse[i].name),val,timeparse[i].min,timeparse[i].max,timeparse[i].min);
1696                         GETTIME(i)=timeparse[i].min;
1697                         }
1698                 }
1699         if (tm.tm_year<70) tm.tm_year+=100;
1700         tm.tm_mon--;
1701         d7("mktime(y%dm%dd%dh%dm%ds%d)\n",
1702                 tm.tm_year,tm.tm_mon,tm.tm_mday,tm.tm_hour,tm.tm_min,tm.tm_sec);
1703         tm.tm_isdst=-1; /* "timezone" info not available */
1704         if ((receive_time=mktime(&tm))==-1)
1705                 error(_("^mktime(3) failed for %s"),string);
1706 }
1707
1708 /* +CMT: "+420602431329",,"99/10/25,03:21:03-00" */
1709 static int receive_headerparse(char *buf)
1710 {
1711 char *s,*s1,*err;
1712 int i;
1713
1714 #define DIGIT2ASC(s) (((s)[0]-'0')*10+((s)[1]-'0'))
1715
1716         for (s=buf;*s==' ';s++);
1717         if (*s++!='"') {
1718                 error(_("Cannot find initial '\"' in CMT header: %s"),buf);
1719                 return(0);
1720                 }
1721         for (s1=s;*s && *s!='"';s++);
1722         if (!*s) {
1723                 error(_("Only one '\"' found in CMT header: %s"),buf);
1724                 return(0);
1725                 }
1726         free(receive_smsc); receive_smsc=NULL;
1727         free(receive_number);
1728         chk(receive_number=malloc(s-s1+1));
1729         memcpy(receive_number,s1,s-s1); receive_number[s-s1]='\0';
1730         s++;
1731         if ((err=check_phone(receive_number)) ||
1732             (err=check_format(",,\"99/99/99,99:99:99+99\"",s))) {
1733                 error(_("%s in CMT header: %s"),err,buf);
1734                 return(0);
1735                 }
1736         memset(&tm,0,sizeof(tm)); /* may be redundant */
1737         for (i=0;i<NELEM(timeparse);i++)
1738                 GETTIME(i)=DIGIT2ASC(s+timeparse[i].strpos);
1739         maketime(s+2);
1740         return(1);
1741 #undef DIGIT2ASC
1742 }
1743
1744 static void signal_chld(int signo)
1745 {
1746 int status;
1747 pid_t pid;
1748
1749         signal(SIGCHLD,(RETSIGTYPE (*)(int))signal_chld);
1750         /* we don't care about siginterrupt(3) as it doesn't matter how it is set */
1751
1752         d2("signal_chld: signo=%d\n",signo);
1753         while (0<(pid=waitpid(-1 /* ANY process */,&status,WNOHANG /* options */))) {
1754                 if (verbose>=2)
1755                         error(_(".Child process w/PID %d has exited, %s, status=%d"),
1756                                         pid,(WIFEXITED(status)? _("normally") : _("abnormally")),(WIFEXITED(status) ? WEXITSTATUS(status) : -1));
1757                 }
1758 }
1759
1760 static void receive_text(char *bodyline)
1761 {
1762 char *buf,*s,*s1,*s2,*s3;
1763 pid_t pid;
1764 char tbuf[32];
1765 int i;
1766 FILE *f;
1767
1768         d2("receive_text: %s\n",bodyline);
1769         signal(SIGCHLD,(RETSIGTYPE (*)(int))signal_chld);
1770 #if RECEIVE_TEST
1771         pid=0;
1772 #else
1773         pid=fork();
1774 #endif
1775         if (pid>0) {
1776                 if (verbose>=2)
1777                         error(_(".Spawned child receive-SMS process w/PID %d"),pid);
1778                 return; /* parent context */
1779                 }
1780         if (pid==-1) {
1781                 error(_("Can't fork(2), process spawning may block receive"));
1782                 }
1783         else { /* child process */
1784                 dis_cleanup=1;
1785                 }
1786         for (s=body;*s;) {
1787                 s1=s;
1788                 do {
1789                         s1=strchr(s1+(s1!=s),'%');
1790                         } while (s1 && s1[1]!='p' && s1[1]!='T' && s1[1]!='t' && s1[1]!='s');
1791                 if (!s1) {
1792                         pushargstack_one(s,0);
1793                         break;
1794                         }
1795                 *s1='\0';
1796                 pushargstack_one(s,0);
1797                 *s1++='%';
1798                 s=s1;
1799                 switch (*s++) {
1800                         case 'p':
1801                                 pushargstack_one(receive_number,0);
1802                                 break;
1803                         case 'T':
1804                                 VARPRINTF(tbuf,"%ld",receive_time);
1805                                 pushargstack_one(tbuf,0);
1806                                 break;
1807                         case 't':
1808                                 if (receive_time==-1) break;
1809                                 if (!(s2=ctime(&receive_time))) {
1810                                         error(_("Failing ctime(3), ignoring substitution"));
1811                                         break;
1812                                         }
1813                                 if ((s3=strchr(s2,'\n'))) *s3='\0';
1814                                 pushargstack_one(s2,0);
1815                                 break;
1816                         case 's':
1817                                 if (receive_smsc) pushargstack_one(receive_smsc,0);
1818                                 break;
1819                         default: assert(0);
1820                         }
1821                 }
1822         buf=glueargstack(NULL,NULL); assert(buf);
1823         if (!(f=popen(buf,"w"))) {
1824                 error(_("^Failing spawn of receive command: %s"),buf);
1825                 goto err;
1826                 }
1827         if (fputs(bodyline,f)<0 || putc('\n',f)!='\n')
1828                 error(_("^Failing write to child receive command: %s"),buf);
1829         if ((i=pclose(f)))
1830                 error(_("^Spawned receive command failure (code %d): %s"),i,buf);
1831 err:
1832         free(buf);
1833         if (pid==-1) return;
1834         exit(EXIT_SUCCESS); /* cleanup() has been disabled */
1835 }
1836
1837 static inline unsigned char fromhex(unsigned c)
1838 {
1839         c&=0xDF;
1840         return(c<'A'?c-('0'&0xDF):(c-('A'&0xDF))+0xA);
1841 }
1842
1843 static int teldecode(char *text,unsigned char *bin,size_t digits)
1844 {
1845 unsigned char b;
1846 int r=0,i;
1847
1848         for (i=0;i<digits;text++,i++) {
1849                 if (!(i&1)) b=*bin;
1850                 else b=(*bin++)>>4;
1851                 b&=0x0F;
1852                 if (b<=0x09)
1853                         *text=b+'0';
1854                 else {
1855                         *text='?';
1856                         r++;
1857                         }
1858                 }
1859         *text='\0';
1860         return(r);
1861 }
1862
1863 static void sctsparse(unsigned char *bin,const char *pduline,int offs)
1864 {
1865 #define DIGIT2BIN(v) (((v)&0x0F)*10+(((v)>>4)&0x0F))
1866 int i;
1867
1868         receive_time=-1;
1869         memset(&tm,0,sizeof(tm)); /* may be redundant */
1870         for (i=0;i<NELEM(timeparse);offs++,i++) {
1871                 if ((*bin&0x0F)>0x09 || (*bin&0xF0)>0x90) {
1872                         error(_("Invalid value of \"%s\" at offset %d in: %s"),
1873                                 timeparse[i].name,offs,pduline);
1874                         return;
1875                         }
1876                 GETTIME(i)=DIGIT2BIN(*bin);
1877                 bin++;
1878                 }
1879         maketime(pduline);
1880
1881 #undef DIGIT2BIN
1882 }
1883
1884 static void receive_pdu(char *pduline)
1885 {
1886 unsigned char pdu[140+0x100],*pdup,*pdue,oalen,inreg;
1887 char text[160+1],*textp,*s,*pdulinescan;
1888 size_t pdulinel=strlen(pduline),want;
1889 size_t udl,udlb;
1890 int inb,outb,xb;
1891
1892         d2("receive_pdu: %s\n",pduline);
1893         if (pdulinel>2*sizeof(pdu))
1894                 { error(_("PDU too long (%d/2) to be valid: %s"),pdulinel,pduline); return; }
1895         if (pdulinel&1)
1896                 { error(_("PDU length odd (%d): %s"),pdulinel,pduline); return; }
1897         if (pdulinel<2*13)
1898                 { error(_("PDU length %d too small (min. 2*%d): %s"),pdulinel,13,pduline); return; }
1899         for (pdup=pdu,pdulinescan=pduline;*pdulinescan;pdulinescan+=2) {
1900                 if (!isxdigit(pdulinescan[0]) || !(isxdigit(pdulinescan[1])))
1901                 { error(_("Invalid hex byte: %c%c on byte %d in: %s"),
1902                         pdulinescan[0],pdulinescan[1],pdup-pdu,pduline); return; }
1903                 *pdup++=(fromhex(pdulinescan[0])<<4)|fromhex(pdulinescan[1]);
1904                 }
1905         pdue=pdup;
1906         free(receive_smsc);
1907         if (*pdu<=1) {
1908                 receive_smsc=NULL;
1909                 }
1910         else {
1911                 if (*pdu>10)
1912                         { error(_("SMSC length too large (%d, max. %d): %s"),*pdu,10,pduline); return; }
1913                 chk(receive_smsc=malloc(1+2*(*pdu)+1));
1914                 s=receive_smsc;
1915                 if (pdu[1]==ADDR_INT) *s++='+';
1916                 else {
1917                         if (pdu[1]!=ADDR_NAT)
1918                                 error(_("Unknown address type 0x%02X of %s, ignoring in PDU: %s"),pdu[1],_("SMSC"),pduline); return;
1919                         }
1920                 if (teldecode(s,pdu+2,2*(*pdu-1)-((pdu[1+(*pdu)]&0xF0)==0xF0)))
1921                         error(_("Some digits unrecognized in %s \"%s\", ignoring in PDU: %s"),_("SMSC"),receive_smsc,pduline);
1922                 }
1923         pdup=pdu+1+(*pdu);
1924         if (*pdup&0x03) /* PDU type */
1925                 error(_("Unrecognized PDU type 0x%02X at offset %d, dropping: %s"),*pdup,pdup-pdu,pduline);
1926         pdup++;
1927         free(receive_number);
1928         if ((oalen=*pdup++)>2*0x10) /* OA len */
1929                 { error(_("Originating number too large (0x%X, max. 2*0x%X): %s"),oalen,0x10,pduline); return; }
1930         if (pdup+(want=1+(oalen+1)/2+10)>pdue)
1931                 { error(_("PDU length too short (want %d, is %d): %s"),(pdup-pdu)+want,pdue-pdu,pduline); return; }
1932         chk(receive_number=malloc(1+2*(*pdup)+1));
1933         s=receive_number;
1934         if (*pdup==ADDR_INT) *s++='+';
1935         else {
1936                 if (*pdup!=ADDR_NAT)
1937                         error(_("Unknown address type 0x%02X of %s, ignoring in PDU: %s"),*pdup,_("originating number"),pduline); return;
1938                 }
1939         pdup++;
1940         if (teldecode(s,pdup,oalen))
1941                 error(_("Some digits unrecognized in %s \"%s\", ignoring in PDU at offset %d: %s"),
1942                         _("originating number"),receive_number,pdup-pdu,pduline);
1943         pdup+=(oalen+1)/2;
1944         if (*pdup) /* PID */
1945                 error(_("PID number %02X unsupported, ignoring: %s"),*pdup,pduline);
1946         pdup++;
1947         if (*pdup) { /* DCS */
1948                 if ((*pdup&0xF4)==0xF4)
1949                         { error(_("DCS 0x%02X indicates 8-bit data, unsupported, dropping: %s"),*pdup,pduline); return; }
1950                 error(_("DCS 0x%02X unsupported, will attempt decoding: %s"),*pdup,pduline);
1951                 }
1952         pdup++;
1953         sctsparse(pdup,pduline,pdup-pdu);
1954         pdup+=7;
1955         /* UDL */
1956         udl=*pdup++;
1957         if (pdue-pdup>140) {
1958                 error(_("PDU data (%d) exceed maximum length of %d bytes, cut: %s"),
1959                         pdue-pdup,140,pduline);
1960                 pdue=pdup+140;
1961                 }
1962         udlb=(udl*7+7)/8;
1963         if (pdup+udlb>pdue) {
1964 size_t udl1,udlb1;
1965
1966                 udlb1=pdue-pdup;
1967                 udl1=(udlb1*8)/7;
1968                 error(_("PDU data length (%d/7->%d/8) longer than data (%d), cut to %d/7->%d/8: %s"),
1969                         udl,udlb,pdue-pdup,udl1,udlb1,pduline);
1970                 udl=udl1; udlb=udlb1;
1971                 }
1972         else
1973                 assert(pdup+udlb==pdue); /* should be checked by 'PDU length too short' above */
1974         textp=text;
1975         inb=outb=0;
1976         inreg=0; /* GCC happiness */
1977         while (udl) {
1978                 if (!inb) {
1979                         inreg=*pdup++;
1980                         inb=8;
1981                         }
1982                 if (!outb) {
1983                         assert(textp<text+160);
1984                         *textp=0x00;
1985                         outb=7;
1986                         }
1987                 xb=MIN(inb,outb);
1988 #if 0
1989                 d4("inb=%d,outb=%d,xb=%d\n",inb,outb,xb);
1990 #endif
1991                 *textp|=((inreg>>(unsigned)(8-inb))&((1<<xb)-1))<<(unsigned)(7-outb);
1992                 inb-=xb; outb-=xb;
1993                 if (!outb) {
1994                         *textp=charconv_recv(*textp,textp-text);
1995                         textp++;
1996                         udl--;
1997                         }
1998                 }
1999         *textp=0;
2000         receive_text(text);
2001 }
2002
2003 static struct {
2004         char **sp;
2005         long *ip;
2006         const char *const msg;
2007         } numarg[]={
2008                 { &maxretry,&maxretryn,"maxretry" },
2009                 { &readtime,&readtimen,"readtime" },
2010                 { &chartime,&chartimen,"chartime" },
2011                 { &cmdtime ,&cmdtimen ,"cmdtime"  },
2012                 { &baud    ,&baudn    ,"baud"     },
2013         };
2014
2015 int main(int argc,char **argv)
2016 {
2017 char *s;
2018 int i,cmgf=-1 /* GCC happiness */;
2019 unsigned fatal=0;
2020 speed_t portbaud=0 /* GCC happiness */;
2021 enum modenum argsmode;
2022 unsigned parts=0;
2023
2024         if ((s=strrchr((pname=*argv),'/'))) pname=s+1;
2025
2026 #ifdef ENABLE_NLS
2027         /* Initialize the i18n stuff */
2028         bindtextdomain(PACKAGE,LOCALEDIR);
2029         if (!setlocale(LC_ALL,""))
2030                 error("Locale not supported by C library");
2031         textdomain(PACKAGE);
2032 #endif
2033
2034 #ifdef HAVE_ATEXIT
2035         atexit(cleanup);
2036 #else
2037         error(_("atexit(3) not available at compilation time, device cleanup may be missed"));
2038 #endif
2039         signal(SIGTERM,(RETSIGTYPE (*)(int))cleanup);
2040         signal(SIGQUIT,(RETSIGTYPE (*)(int))cleanup);
2041         signal(SIGINT ,(RETSIGTYPE (*)(int))cleanup);
2042         signal(SIGHUP ,(RETSIGTYPE (*)(int))cleanup);
2043         assert(mode==MODE_UNKNOWN);
2044         for (i=0;i<NELEM(longopts);i++) {
2045                 if (longopts[i].val<MODE_FIRST) break;
2046                 if (!strstr(pname,longopts[i].name)) continue;
2047                 if (mode==MODE_UNKNOWN || mode==longopts[i].val) {
2048                         mode=longopts[i].val;
2049                         continue;
2050                         }
2051                 mode=MODE_UNKNOWN;
2052                 break;
2053                 }
2054         argsmode=mode;
2055         processargs(argc,argv,_("<command-line>"));
2056         if ((s=getenv("HOME"))) {
2057 size_t l=strlen(s);
2058 char *buf=malloc(l+50);
2059
2060                 memcpy(buf,s,l);
2061                 strcpy(buf+l,CONFIG_HOME);
2062                 readfile(buf,1);
2063                 free(buf);
2064                 }
2065         readfile(CONFIG_MAIN,1);
2066         if (verbose>=1) {
2067                 if (argsmode)
2068                         error(_(".Detected mode \"%s\" from my program name \"%s\""),MODE_NAME(argsmode),pname);
2069                 else
2070                         error(_(".Automatic mode detection unsuccessul for my progam name \"%s\""),pname);
2071                 }
2072
2073         if (!mode)
2074                 error(_("!Operation mode unset, use --send or similiar command, see help (-h)"));
2075         error(_(".Running program in mode \"%s\""),MODE_NAME(mode));
2076         switch (mode) {
2077
2078                 case MODE_SEND:           /* FALLTHRU */
2079                 case MODE_SEND_MOBILDOCK: cmdline_send        (); break;
2080                 case MODE_LOGO_SEND:      cmdline_logo_send   (); break;
2081                 case MODE_RING_SEND:      cmdline_ring_send   (); break;
2082                 case MODE_PICTURE_SEND:   cmdline_picture_send(); break;
2083                 case MODE_RECEIVE:        cmdline_receive     (); break;
2084                 default: assert(0);
2085                 }
2086         cmdline_done();
2087         for (i=0;i<NELEM(nullcheck);i++) {
2088 const struct nullcheck *n=nullcheck+i;
2089
2090                 if (*n->var) continue;
2091                 if (n->reqd && !(MODE_BIT(mode)&n->reqd)) continue;
2092                 error(_("Missing parameter \"%s\""),_(n->name));
2093                 fatal++;
2094                 }
2095         if (fatal) error(_("!Previous %s considered unrecoverable"),(fatal==1?_("error"):_("errors")));
2096         emptyclean();
2097         if (!logname) logname=DEF_LOGNAME;
2098         if (!lockfile) lockfile=DEF_LOCKFILE;
2099         if (!device) device=DEF_DEVICE;
2100
2101         for (i=0;i<NELEM(numarg);i++) {
2102 char *serr;
2103                 if (!*numarg[i].sp) continue;
2104                 *numarg[i].ip=strtol(*numarg[i].sp,&serr,0);
2105                 if (*numarg[i].ip<0 || *numarg[i].ip>=LONG_MAX || !serr || *serr)
2106                         error(_("!Number parse error for parameter \"%s\" of \"%s\" at: %s"),
2107                                 numarg[i].msg,*numarg[i].sp,serr);
2108                 }
2109         if (readtimen==-1)
2110                 readtimen=(mode==MODE_SEND_MOBILDOCK?DEF_READTIME_MOBILDOCK:DEF_READTIME);
2111         if (mode==MODE_SEND_MOBILDOCK) mode=MODE_SEND;
2112
2113         if (!strchr(device,'/')) {
2114 size_t l=strlen(device);
2115                 chk(s=malloc(5+l+1));
2116                 strcpy(s,"/dev/");
2117                 strcpy(s+5,device);
2118                 free(device);
2119                 device=s;
2120                 }
2121         devicename=strrchr(device,'/')+1; assert(!!(devicename-1));
2122         for (i=0,s=lockfile;*s;s++) {
2123                 if (*s!='%') continue;
2124                 s++;
2125                 if (*s=='%') continue;
2126                 if (*s=='s') {
2127                         if (i) error(_("!Only one \"%%s\" permitted in lockfile format-string"));
2128                         i=1; continue;
2129                         }
2130                 error(_("!Invalid format-character '%c' in lockfile format-string, only \"%%s\" allowed"),*s);
2131                 }
2132
2133         if (*logname) {
2134                 if (!(logf=fopen(logname,"a")))
2135                         error(_("^!Error opening log \"%s\" for append"),logname);
2136                 logmsg(_("Starting up: %s"),PACKAGE " " VERSION);
2137                 }
2138
2139         switch (mode) {
2140                 case MODE_SEND:
2141                         preparebody();
2142                         genpdu();
2143                         readbody=0;
2144                         break;
2145                 case MODE_LOGO_SEND:
2146                         logoread();
2147                         break;
2148                 case MODE_RING_SEND:
2149                         ringread();
2150                         break;
2151                 case MODE_PICTURE_SEND:
2152                         pictureread();
2153                         break;
2154                 case MODE_RECEIVE: break;
2155                 default: assert(0);
2156                 }
2157         if (readbody)
2158                 error(_("Warning: -f / --file is forbidden with mode \"%s\""),MODE_NAME(mode));
2159         if (smsmode) {
2160                      if (!strcmp(smsmode,"pdu" ) || !strcmp(smsmode,"0"))
2161                         force_smsmode=FSM_PDU ;
2162                 else if (!strcmp(smsmode,"text") || !strcmp(smsmode,"1"))
2163                         force_smsmode=FSM_TEXT;
2164                 else
2165                         error(_("!Unrecognized %s argument \"%s\", supported only: %s"),"-M/--smsmode",smsmode,"pdu/0/text/1");
2166                 }
2167         if (pdusmscmode) {
2168                      if (!strcmp(pdusmscmode,"count-in"))
2169                         force_pdusmscmode=FPSM_COUNT_IN;
2170                 else if (!strcmp(pdusmscmode,"count-out"))
2171                         force_pdusmscmode=FPSM_COUNT_OUT;
2172                 else if (!strcmp(pdusmscmode,"none"))
2173                         force_pdusmscmode=FPSM_NONE;
2174                 else
2175                         error(_("!Unrecognized %s argument \"%s\", supported only: %s"),"-P/--pdusmscmode",pdusmscmode,"count-in/count-out/none");
2176                 try_pdusmscmode=force_pdusmscmode;
2177                 }
2178
2179         switch (baudn) {
2180                 case  2400: portbaud= B2400; break;
2181                 case  4800: portbaud= B4800; break;
2182                 case  9600: portbaud= B9600; break;
2183                 case 19200: portbaud=B19200; break;
2184                 case 38400: portbaud=B38400; break;
2185                 case 57600: portbaud=B57600; break;
2186                 default:
2187                         error(_("!Specified baudrate %ld is not supported"),baudn);
2188                 }
2189         if (verbose>=2) error(_(".Will use baudrate %ld with hexval 0x%X"),baudn,portbaud);
2190
2191         if (lockfile && *lockfile && VARPRINTF(lockreal,lockfile,devicename)>0) {
2192 time_t start,end;
2193                 if (verbose>=1) error(_(".Locking device \"%s\" by \"%s\".."),device,lockreal);
2194                 time(&start);
2195                 lockdevice(0);
2196                 time(&end);
2197                 if ((end-=start)>LOCKREPORT)
2198                         logmsg(_("Device lock succeeded after %ld seconds"),(long)end);
2199                 }
2200
2201 retryopen:
2202
2203         if (verbose>=1) error(_(".Opening device \"%s\".."),device);
2204         if ((devfd=open(device,O_RDWR|O_NDELAY))<0)
2205                 error(_("^!Cannot open device \"%s\" for r/w access"),device);
2206
2207 retryall:
2208
2209                 if (tcgetattr(devfd,&restios))
2210                         error(_("^Unable to get termios settings"));
2211                 else {
2212                         restios.c_cflag=(restios.c_cflag&~(CBAUD|CBAUDEX))|B0|HUPCL;
2213                         restios_yes=1;
2214                         }
2215                 tios.c_iflag=IGNBRK|IGNPAR|(handshake_rtscts ? 0 : IXON|IXOFF);
2216                 tios.c_oflag=0;
2217                 tios.c_cflag=CS8|CREAD|CLOCAL|HUPCL|portbaud|(handshake_rtscts ? CRTSCTS : 0);
2218                 tios.c_lflag=IEXTEN|NOFLSH;
2219                 memset(tios.c_cc,_POSIX_VDISABLE,sizeof(tios.c_cc));
2220                 tios.c_cc[VTIME]=0;
2221                 tios.c_cc[VMIN ]=1;
2222                                 cfsetispeed(&tios,portbaud);
2223                 if (cfsetospeed(&tios,portbaud)|cfsetispeed(&tios,portbaud))
2224                         error(_("^Error setting termios baudrate on device"));
2225                 if (tcflush(devfd,TCIOFLUSH))
2226                         error(_("^Error flushing termios (TCIOFLUSH) on device"));
2227                 if (tcsetattr(devfd,TCSANOW,&tios))
2228                         error(_("^!Unable to set initial termios device settings"));
2229
2230                 setalarm();
2231
2232                 devcmd("",NULL,"\r\nAT\033\032"); /* ESCAPE, CTRL-Z */
2233                 devcmd(NULL,NULL,"\r\nAT");
2234                 smscset();
2235                 if (mode==MODE_SEND || mode==MODE_RECEIVE) {
2236                         cmgf=-1;
2237                         do {
2238                                 /* condition is _negative_ here: */
2239                                 if (force_smsmode==FSM_TEXT || !devcmd(NULL,NULL,"!\r\nAT+CMGF=0")) {
2240                                         if (force_smsmode==FSM_PDU || !devcmd(NULL,NULL,"!\r\nAT+CMGF=1"))
2241                                                 { retrying(); continue; }
2242                 /* CMGF=1 */
2243                                         if (verbose>=1)
2244                                                 error(_(".Using AT+CMGF=1 (text mode).."));
2245                                         cmgf=1;
2246                                         }
2247                                 else {
2248                 /* CMGF=0 */
2249                                         if (verbose>=1)
2250                                                 error(_(".Using AT+CMGF=0 (PDU mode).."));
2251                                         cmgf=0;
2252                                         }
2253                                 } while (cmgf==-1);
2254                         }
2255                 switch (mode) {
2256                         case MODE_SEND:
2257                                 if (cmgf) {
2258                                         devcmd("\n> ",NULL,"\r\nAT+CMGS=\"%s\"",phone);
2259                                         s=devcmd(NULL,"\n+CMGS:","!~%s\032",body);
2260                                         }
2261                                 else {
2262                                         devcmd("\n> ",NULL,"\r\nAT+CMGS=%d",(
2263                                                         (try_pdusmscmode==FPSM_COUNT_IN ? strlen(pdusmsc) : 0)
2264                                                         +strlen(pdudata))/2);
2265                                         s=devcmd(NULL,"\n+CMGS:","!~%s%s\032",
2266                                                         (try_pdusmscmode!=FPSM_NONE ? pdusmsc : ""),
2267                                                         pdudata);
2268                                         if (!s && force_pdusmscmode==FPSM_AUTO) {
2269                                                 if (FPSM_MAX==try_pdusmscmode++)
2270                                                         try_pdusmscmode=FPSM_MIN;
2271                                                 else
2272                                                         retrycnt--;
2273                                                 }
2274                                         }
2275                                 break;
2276                         case MODE_LOGO_SEND:
2277                         case MODE_RING_SEND:
2278                         case MODE_PICTURE_SEND: {
2279 struct hexdata *hd;
2280
2281                                 restore="\r\nAT+CSMP=17,,0,0";
2282                                 devcmd(NULL,NULL,"\r\nAT+CSMP=81,,0,245");
2283                                 while ((hd=hexdata)) {
2284                                         devcmd("\n> ",NULL,"\r\nAT+CMGS=\"%s\"",phone);
2285                                         if (!(s=devcmd(NULL,"\n+CMGS:","!~%s\032",hd->data))) break;
2286                                         if ((hexdata=hd->next)) pushargstack_one(s,0);
2287                                         free(hd);
2288                                         parts++;
2289                                         }
2290                                 } break;
2291                         case MODE_RECEIVE:
2292                                 restore="\r\nAT+CNMI=,0";
2293                                 devcmd(NULL,NULL,"\r\nAT+CNMI=,2");
2294                                 devcmd(NULL,NULL,"\r\nAT+CSDH=0");
2295                                 for (;;) {
2296 continue_receive:
2297                                         unlockdevice(0);
2298                                         /* Never bail-out when we got up to this point */
2299                                         if (maxretryn!=-1 && verbose>=1)
2300                                                 error(_(".Initialization successful, infinite retry count set"));
2301                                         maxretryn=-1;
2302 #if RECEIVE_TEST
2303                 receive_headerparse(" \"+420602123456\",,\"99/10/25,03:21:03-00\"");
2304                 receive_accept("TESTBODY");
2305                 exit(EXIT_SUCCESS);
2306 #endif
2307                                         datawait(0);
2308                                         if (!lockdevice(1)) {
2309                                                 if (verbose>=1)
2310                                                         error(_(".Dialout detected, waiting for lock.."));
2311                                                 if (verbose>=1) error(_(".Closing device \"%s\".."),device);
2312                                                 if (close(devfd))
2313                                                         error(_("Error closing device \"%s\""),device);
2314                                                 lockdevice(0);
2315                                                 goto retryopen;
2316                                                 }
2317                                         d1("Lock-device succeeded\n");
2318                                         do {
2319                                                 d1("Reading a message for us...\n");
2320                                                 if (!(s=devcmd("\n","+CMT:"," ")))
2321                                                         goto retryall;
2322                                                 if (s==&devcmd_empty_return) /* only newlines found */
2323                                                         goto continue_receive;
2324                                                 if (cmgf && !(i=receive_headerparse(s)))
2325                                                         error(_("Receive-header parsing failed on: %s"),s);
2326                                                 if (!(s=devcmd("\n","@"," ")))
2327                                                         goto retryall;
2328                                                 if (cmgf) {
2329                                                         if (i) receive_text(s);
2330                                                         }
2331                                                 else receive_pdu(s);
2332                                                 } while (datawait(1));
2333                                         } /* return to 'continue receive' point */
2334                                 break;
2335                         default: assert(0);
2336                         }
2337                 if (!s) { retrying(); goto retryall; }
2338
2339         pushargstack_one(s,0); s=NULL;
2340         if (verbose>=1) while ((s=nextargstack())) {
2341                 while (isspace(*s)) s++;
2342                 error(_("\nMessage successfuly sent with MR (Message Reference): %s"),s);
2343                 }
2344         devcmd(NULL,NULL,"\r\nAT");
2345
2346         if (parts)
2347                 logmsg(_("SMS sent (after %d retries), %d part(s)"),retrycnt,parts);
2348         else
2349                 logmsg(_("SMS sent (after %d retries)"),retrycnt);
2350         return(EXIT_SUCCESS);
2351 }