src/r_calendar.cc

   1 ///
   2 /// \file       r_calendar.cc
   3 ///             Blackberry database record parser class for calendar records.
   4 ///
   5
   6 /*
   7     Copyright (C) 2005-2012, Net Direct Inc. (http://www.netdirect.ca/)
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #include "r_calendar.h"
  23 #include "r_recur_base-int.h"
  24 #include "record-internal.h"
  25 #include "protocol.h"
  26 #include "protostructs.h"
  27 #include "data.h"
  28 #include "time.h"
  29 #include "error.h"
  30 #include "endian.h"
  31 #include "iconv.h"
  32 #include <ostream>
  33 #include <iomanip>
  34 #include <time.h>
  35 #include <string.h>
  36 #include <stdexcept>
  37 #include "ios_state.h"
  38
  39 #define __DEBUG_MODE__
  40 #include "debug.h"
  41
  42 using namespace std;
  43 using namespace Barry::Protocol;
  44
  45 namespace Barry {
  46
  47
  48 ///////////////////////////////////////////////////////////////////////////////
  49 // Calendar class, static members
  50
  51 //
  52 // Note! These functions currently only pass the same values through.
  53 //       In actuality, these are technically two different values:
  54 //       one on the raw protocol side, and the other part of the
  55 //       guaranteed Barry API.  If the Blackberry ever changes the
  56 //       meanings for these codes, do the translation here.
  57 //
  58
  59 Calendar::FreeBusyFlagType Calendar::FreeBusyFlagProto2Rec(uint8_t f)
  60 {
  61         return (FreeBusyFlagType)f;
  62 }
  63
  64 uint8_t Calendar::FreeBusyFlagRec2Proto(FreeBusyFlagType f)
  65 {
  66         return f;
  67 }
  68
  69 Calendar::ClassFlagType Calendar::ClassFlagProto2Rec(uint8_t f)
  70 {
  71         return (ClassFlagType)f;
  72 }
  73
  74 uint8_t Calendar::ClassFlagRec2Proto(ClassFlagType f)
  75 {
  76         return f;
  77 }
  78
  79
  80
  81 ///////////////////////////////////////////////////////////////////////////////
  82 // Calendar class
  83
  84 // calendar field codes
  85 #define CALFC_APPT_TYPE_FLAG            0x01
  86 #define CALFC_SUBJECT                   0x02
  87 #define CALFC_NOTES                     0x03
  88 #define CALFC_LOCATION                  0x04
  89 #define CALFC_NOTIFICATION_TIME         0x05
  90 #define CALFC_START_TIME                0x06
  91 #define CALFC_END_TIME                  0x07
  92 #define CALFC_ACCEPTED_BY               0x0b
  93 #define CALFC_VERSION_DATA              0x10
  94 #define CALFC_INVITED                   0x15
  95 #define CALFC_ORGANIZER                 0x16
  96 #define CALFC_NOTIFICATION_DATA         0x1a
  97 #define CALFC_FREEBUSY_FLAG             0x1c
  98 #define CALFC_TIMEZONE_CODE             0x1e    // only seems to show up if recurring
  99 #define CALFC_CLASS_FLAG                0x28    // private flag from outlook
 100 #define CALFC_CALENDAR_ID               0x2b    // Calendar using (new devices have several calendar)
 101 #define CALFC_ALLDAYEVENT_FLAG          0xff
 102 #define CALFC_END                       0xffff
 103
 104 static FieldLink<Calendar> CalendarFieldLinks[] = {
 105    { CALFC_SUBJECT,    "Subject",    0, 0,    &Calendar::Subject, 0, 0, 0, 0, true },
 106    { CALFC_NOTES,      "Notes",      0, 0,    &Calendar::Notes, 0, 0, 0, 0, true },
 107    { CALFC_LOCATION,   "Location",   0, 0,    &Calendar::Location, 0, 0, 0, 0, true },
 108    { CALFC_NOTIFICATION_TIME,"Notification Time",0,0, 0, 0, &Calendar::NotificationTime, 0, 0, false },
 109    { CALFC_START_TIME, "Start Time", 0, 0,    0, 0, &Calendar::StartTime, 0, 0, false },
 110    { CALFC_END_TIME,   "End Time",   0, 0,    0, 0, &Calendar::EndTime, 0, 0, false },
 111    { CALFC_ORGANIZER,  "Organizer",  0, 0,    0, &Calendar::Organizer, 0, 0, 0, true },
 112    { CALFC_ACCEPTED_BY,"Accepted By",0, 0,    0, &Calendar::AcceptedBy, 0, 0, 0, true },
 113    { CALFC_INVITED,    "Invited",    0, 0,    0, &Calendar::Invited, 0, 0, 0, true },
 114    { CALFC_END,        "End of List",0, 0,    0, 0, 0, 0, 0, false }
 115 };
 116
 117 Calendar::Calendar()
 118 {
 119         Clear();
 120 }
 121
 122 Calendar::~Calendar()
 123 {
 124 }
 125
 126 const unsigned char* Calendar::ParseField(const unsigned char *begin,
 127                                           const unsigned char *end,
 128                                           const IConverter *ic)
 129 {
 130         const CommonField *field = (const CommonField *) begin;
 131
 132         // advance and check size
 133         begin += COMMON_FIELD_HEADER_SIZE + btohs(field->size);
 134         if( begin > end )               // if begin==end, we are ok
 135                 return begin;
 136
 137         if( !btohs(field->size) )       // if field has no size, something's up
 138                 return begin;
 139
 140         // cycle through the type table
 141         for(    FieldLink<Calendar> *b = CalendarFieldLinks;
 142                 b->type != CALFC_END;
 143                 b++ )
 144         {
 145                 if( b->type == field->type ) {
 146                         if( b->strMember ) {
 147                                 std::string &s = this->*(b->strMember);
 148                                 s = ParseFieldString(field);
 149                                 if( b->iconvNeeded && ic )
 150                                         s = ic->FromBB(s);
 151                                 return begin;   // done!
 152                         }
 153                         else if( b->timeMember && btohs(field->size) == 4 ) {
 154                                 time_t &t = this->*(b->timeMember);
 155                                 dout("min1900: " << field->u.min1900);
 156                                 t = min2time(field->u.min1900);
 157                                 return begin;
 158                         }
 159                         else if( b->addrMember ) {
 160                                 //
 161                                 // parse email address
 162                                 // get dual addr+name string first
 163                                 // Note: this is a different format than
 164                                 // used in r_message*.cc
 165                                 //
 166                                 std::string dual((const char*)field->u.raw, btohs(field->size));
 167
 168                                 EmailAddress a;
 169
 170                                 // assign first string, using null terminator
 171                                 // letting std::string add it for us if it
 172                                 // doesn't exist
 173                                 a.Email = dual.c_str();
 174
 175                                 // assign second string, using first size
 176                                 // as starting point
 177                                 a.Name = dual.c_str() + a.Email.size() + 1;
 178
 179                                 // if the address is non-empty, add to list
 180                                 if( a.size() ) {
 181                                         // i18n convert if needed
 182                                         if( b->iconvNeeded && ic ) {
 183                                                 a.Name = ic->FromBB(a.Name);
 184                                                 a.Email = ic->FromBB(a.Email);
 185                                         }
 186
 187                                         EmailAddressList &al = this->*(b->addrMember);
 188                                         al.push_back(a);
 189                                 }
 190
 191                                 return begin;
 192                         }
 193                 }
 194         }
 195
 196         // handle special cases
 197         switch( field->type )
 198         {
 199         case CALFC_APPT_TYPE_FLAG:
 200                 switch( field->u.raw[0] )
 201                 {
 202                 case 'a':                       // regular non-recurring appointment
 203                         Recurring = false;
 204                         return begin;
 205
 206                 case '*':                       // recurring appointment
 207                         Recurring = true;
 208                         return begin;
 209
 210                 default:
 211                         throw Error("Calendar::ParseField: unknown appointment type");
 212                 }
 213                 break;
 214
 215         case CALFC_ALLDAYEVENT_FLAG:
 216                 AllDayEvent = field->u.raw[0] == 1;
 217                 return begin;
 218
 219         case CALFC_TIMEZONE_CODE:
 220                 if( btohs(field->size) == 2 ) {
 221                         // good data
 222                         TimeZoneCode = btohs(field->u.code);
 223                         TimeZoneValid = true;
 224                 }
 225                 else {
 226                         throw Error("Calendar::ParseField: not enough data in time zone code field");
 227                 }
 228                 return begin;
 229
 230         case CALFC_FREEBUSY_FLAG:
 231                 if( field->u.raw[0] > CR_FREEBUSY_RANGE_HIGH ) {
 232                         throw Error("Calendar::ParseField: FreeBusyFlag out of range" );
 233                 }
 234                 FreeBusyFlag = FreeBusyFlagProto2Rec(field->u.raw[0]);
 235                 return begin;
 236
 237         case CALFC_CALENDAR_ID:
 238                 if( btohs(field->size) == 8 ) {
 239                         CalendarID = btohll(field->u.uint64);
 240                 }
 241                 else {
 242                         throw Error("Calendar::ParseField: size data unknown in calendar field");
 243                 }
 244                 return begin;
 245
 246         case CALFC_CLASS_FLAG:
 247                 if( field->u.raw[0] > CR_CLASS_RANGE_HIGH ) {
 248                         throw Error("Calendar::ParseField: ClassFlag out of range" );
 249                 }
 250                 ClassFlag = ClassFlagProto2Rec(field->u.raw[0]);
 251                 return begin;
 252         }
 253
 254         // base class handles recurring data
 255         if( RecurBase::ParseField(field->type, field->u.raw, btohs(field->size), ic) )
 256                 return begin;
 257
 258         // if still not handled, add to the Unknowns list
 259         UnknownField uf;
 260         uf.type = field->type;
 261         uf.data.assign((const char*)field->u.raw, btohs(field->size));
 262         Unknowns.push_back(uf);
 263
 264         // return new pointer for next field
 265         return begin;
 266 }
 267
 268 void Calendar::ParseHeader(const Data &data, size_t &offset)
 269 {
 270         // no header in Calendar records
 271 }
 272
 273 void Calendar::ParseFields(const Data &data, size_t &offset, const IConverter *ic)
 274 {
 275         const unsigned char *finish = ParseCommonFields(*this,
 276                 data.GetData() + offset, data.GetData() + data.GetSize(), ic);
 277         offset += finish - (data.GetData() + offset);
 278 }
 279
 280 void Calendar::BuildHeader(Data &data, size_t &offset) const
 281 {
 282         // no header in Calendar records
 283 }
 284
 285 //
 286 // Build
 287 //
 288 /// Build fields part of record.
 289 ///
 290 void Calendar::BuildFields(Data &data, size_t &offset, const IConverter *ic) const
 291 {
 292         data.Zap();
 293
 294         // output the type first
 295         BuildField(data, offset, CALFC_APPT_TYPE_FLAG, Recurring ? '*' : 'a');
 296
 297         // output all day event flag only if set
 298         if( AllDayEvent )
 299                 BuildField(data, offset, CALFC_ALLDAYEVENT_FLAG, (char)1);
 300
 301         // cycle through the type table
 302         for(    const FieldLink<Calendar> *b = CalendarFieldLinks;
 303                 b->type != CALFC_END;
 304                 b++ )
 305         {
 306                 if( b->strMember ) {
 307                         const std::string &s = this->*(b->strMember);
 308                         if( s.size() )
 309                                 BuildField(data, offset, b->type, (b->iconvNeeded && ic) ? ic->ToBB(s) : s);
 310                 }
 311                 else if( b->timeMember ) {
 312                         time_t t = this->*(b->timeMember);
 313                         if( t > 0 )
 314                                 BuildField1900(data, offset, b->type, t);
 315                 }
 316                 else if( b->addrMember ) {
 317                         const EmailAddressList &al = this->*(b->addrMember);
 318                         EmailAddressList::const_iterator lb = al.begin(), le = al.end();
 319
 320                         // add all entries in list
 321                         for( ; lb != le; ++lb ) {
 322
 323                                 // skip empty entries
 324                                 if( !lb->size() )
 325                                         continue;
 326
 327                                 std::string Name = lb->Name,
 328                                         Email = lb->Email;
 329
 330                                 // do i18n conversion only if needed
 331                                 if( b->iconvNeeded && ic ) {
 332                                         Name = ic->ToBB(Name);
 333                                         Email = ic->ToBB(Email);
 334                                 }
 335
 336                                 //
 337                                 // Build an addr+name field, each string
 338                                 // null terminated.
 339                                 // Note: this is a different format than
 340                                 // what is used in r_message*.cc
 341                                 //
 342                                 std::string field(lb->Email.c_str(), lb->Email.size() + 1);
 343                                 field.append(lb->Name.c_str(), lb->Name.size() + 1);
 344                                 BuildField(data, offset, b->type, field.data(), field.size());
 345                         }
 346                 }
 347         }
 348
 349         // handle special cases
 350         if( Recurring ) {
 351                 CalendarRecurrenceDataField recur;
 352                 BuildRecurrenceData(StartTime, &recur);
 353                 BuildField(data, offset, RecurBase::RecurringFieldType(),
 354                         &recur, CALENDAR_RECURRENCE_DATA_FIELD_SIZE);
 355         }
 356
 357         if( TimeZoneValid )
 358                 BuildField(data, offset, CALFC_TIMEZONE_CODE, TimeZoneCode);
 359
 360         BuildField(data, offset, CALFC_FREEBUSY_FLAG, FreeBusyFlagRec2Proto(FreeBusyFlag));
 361         BuildField(data, offset, CALFC_CLASS_FLAG, ClassFlagRec2Proto(ClassFlag));
 362
 363         // If CalendarID is defined and most of supported !
 364         // (by default 0xffff ffff ffff ffff)
 365         if( CalendarID != (uint64_t) -1 )
 366                 BuildField(data, offset, CALFC_CALENDAR_ID, CalendarID);
 367
 368         // and finally save unknowns
 369         UnknownsType::const_iterator
 370                 ub = Unknowns.begin(), ue = Unknowns.end();
 371         for( ; ub != ue; ub++ ) {
 372                 BuildField(data, offset, *ub);
 373         }
 374
 375         data.ReleaseBuffer(offset);
 376 }
 377
 378 void Calendar::Clear()
 379 {
 380         // clear the base class too
 381         RecurBase::Clear();
 382
 383         // clear our fields
 384         RecType = GetDefaultRecType();
 385         RecordId = 0;
 386
 387         AllDayEvent = false;
 388         Subject.clear();
 389         Notes.clear();
 390         Location.clear();
 391         NotificationTime = StartTime = EndTime = 0;
 392         Organizer.clear();
 393         AcceptedBy.clear();
 394         Invited.clear();
 395
 396         FreeBusyFlag = Free;
 397         ClassFlag = Public;
 398
 399         CalendarID = btohll((uint64_t) -1);
 400
 401         TimeZoneCode = GetTimeZoneCode(0, 0);   // default to GMT
 402         TimeZoneValid = false;
 403
 404         Unknowns.clear();
 405 }
 406
 407 const std::vector<FieldHandle<Calendar> >& Calendar::GetFieldHandles()
 408 {
 409         static std::vector<FieldHandle<Calendar> > fhv;
 410
 411         if( fhv.size() )
 412                 return fhv;
 413
 414 #undef CONTAINER_OBJECT_NAME
 415 #define CONTAINER_OBJECT_NAME fhv
 416
 417 #undef RECORD_CLASS_NAME
 418 #define RECORD_CLASS_NAME Calendar
 419
 420 #define ALL_COMMON_CALENDAR_FIELDS \
 421         FHP(RecType, "Record Type Code"); \
 422         FHP(RecordId, "Unique Record ID"); \
 423  \
 424         FHP(AllDayEvent, "All Day Event"); \
 425         FHD(Subject, "Subject", CALFC_SUBJECT, true); \
 426         FHD(Notes, "Notes", CALFC_NOTES, true); \
 427         FHD(Location, "Location", CALFC_LOCATION, true); \
 428         FHD(NotificationTime, "Notification Time (0 is off)", \
 429                                 CALFC_NOTIFICATION_TIME, false); \
 430         FHD(StartTime, "Start Time", CALFC_START_TIME, false); \
 431         FHD(EndTime, "End Time", CALFC_END_TIME, false); \
 432         FHD(Organizer, "Organizer", CALFC_ORGANIZER, true); \
 433         FHD(AcceptedBy, "Accepted By", CALFC_ACCEPTED_BY, true); \
 434         FHD(Invited, "Invited", CALFC_INVITED, true); \
 435  \
 436         FHE(fbf, FreeBusyFlagType, FreeBusyFlag, "Free or Busy Flag"); \
 437         FHE_CONST(fbf, Free, "Free"); \
 438         FHE_CONST(fbf, Tentative, "Tentative"); \
 439         FHE_CONST(fbf, Busy, "Busy"); \
 440         FHE_CONST(fbf, OutOfOffice, "Out of Office"); \
 441  \
 442         FHE(cf, ClassFlagType, ClassFlag, "Event Class"); \
 443         FHE_CONST(cf, Public, "Public"); \
 444         FHE_CONST(cf, Confidential, "Confidential"); \
 445         FHE_CONST(cf, Private, "Private"); \
 446  \
 447         FHP(TimeZoneCode, "Time Zone Code"); \
 448         FHP(TimeZoneValid, "Time Zone Validity"); \
 449  \
 450         FHP(Unknowns, "Unknown Fields");
 451
 452         ALL_COMMON_CALENDAR_FIELDS
 453
 454         // the fields unique to Calendar, or different in CalendarALL
 455         FHD(CalendarID, "Calendar ID", CALFC_CALENDAR_ID, false);
 456
 457         // and finally, the RecurBase fields
 458         RECUR_BASE_FIELD_HANDLES
 459
 460         return fhv;
 461 }
 462
 463 std::string Calendar::GetDescription() const
 464 {
 465         return Subject;
 466 }
 467
 468 void Calendar::DumpSpecialFields(std::ostream &os) const
 469 {
 470         ios_format_state state(os);
 471
 472         static const char *ClassTypes[] = { "Public", "Confidential", "Private" };
 473         static const char *FreeBusy[] = { "Free", "Tentative", "Busy", "Out of Office" };
 474
 475         os << "   Calendar ID: 0x" << setbase(16) << CalendarID << "\n";
 476         os << "   All Day Event: " << (AllDayEvent ? "yes" : "no") << "\n";
 477         os << "   Class: " << ClassTypes[ClassFlag] << "\n";
 478         os << "   Free/Busy: " << FreeBusy[FreeBusyFlag] << "\n";
 479         if( TimeZoneValid )
 480                 os << "   Time Zone: " << GetTimeZone(TimeZoneCode)->Name << "\n";
 481 }
 482
 483 void Calendar::Dump(std::ostream &os) const
 484 {
 485         ios_format_state state(os);
 486
 487 // FIXME - need a "check all data" function that make sure that all
 488 // recurrence data is within range.  Then call that before using
 489 // the data, such as in Build and in Dump.
 490
 491         os << "Calendar entry: 0x" << setbase(16) << RecordId
 492                 << " (" << (unsigned int)RecType << ")\n";
 493         DumpSpecialFields(os);
 494
 495         // cycle through the type table
 496         for(    const FieldLink<Calendar> *b = CalendarFieldLinks;
 497                 b->type != CALFC_END;
 498                 b++ )
 499         {
 500                 if( b->strMember ) {
 501                         const std::string &s = this->*(b->strMember);
 502                         if( s.size() )
 503                                 os << "   " << b->name << ": " << s << "\n";
 504                 }
 505                 else if( b->timeMember ) {
 506                         time_t t = this->*(b->timeMember);
 507                         if( t > 0 )
 508                                 os << "   " << b->name << ": " << ctime(&t);
 509                         else
 510                                 os << "   " << b->name << ": disabled\n";
 511                 }
 512                 else if( b->addrMember ) {
 513                         const EmailAddressList &al = this->*(b->addrMember);
 514                         EmailAddressList::const_iterator lb = al.begin(), le = al.end();
 515
 516                         for( ; lb != le; ++lb ) {
 517                                 if( !lb->size() )
 518                                         continue;
 519
 520                                 os << "   " << b->name << ": " << *lb << "\n";
 521                         }
 522                 }
 523         }
 524
 525         // print recurrence data if available
 526         RecurBase::Dump(os);
 527
 528         // print any unknowns
 529         os << Unknowns;
 530 }
 531
 532 bool Calendar::operator<(const Calendar &other) const
 533 {
 534         if( StartTime < other.StartTime )
 535                 return true;
 536         else if( StartTime > other.StartTime )
 537                 return false;
 538
 539         int cmp = Subject.compare(other.Subject);
 540         if( cmp == 0 )
 541                 cmp = Location.compare(other.Location);
 542         return cmp < 0;
 543 }
 544
 545
 546 ///////////////////////////////////////////////////////////////////////////////
 547 // Calendar-All class
 548
 549 // calendar-all field codes
 550 #define CALALLFC_CALENDAR_ID            0x02    // Calendar using (new devices have several calendar)
 551 #define CALALLFC_MAIL_ACCOUNT           0x03
 552 #define CALALLFC_UNIQUEID                       0x05
 553 #define CALALLFC_CAL_OBJECT                     0x0a
 554 #define CALALLFC_END                            0xffff
 555
 556 void CalendarAll::Clear()
 557 {
 558         Calendar::Clear();
 559
 560         MailAccount.clear();
 561 }
 562
 563 const std::vector<FieldHandle<CalendarAll> >& CalendarAll::GetFieldHandles()
 564 {
 565         static std::vector<FieldHandle<CalendarAll> > fhv;
 566
 567         if( fhv.size() )
 568                 return fhv;
 569
 570 #undef CONTAINER_OBJECT_NAME
 571 #define CONTAINER_OBJECT_NAME fhv
 572
 573 #undef RECORD_CLASS_NAME
 574 #define RECORD_CLASS_NAME CalendarAll
 575
 576         ALL_COMMON_CALENDAR_FIELDS
 577
 578         // Calendar:: field, but with a CalendarAll ID
 579         FHD(CalendarID, "Calendar ID", CALALLFC_CALENDAR_ID, false);
 580
 581         // add the fields specific to CalendarAll
 582         FHD(MailAccount, "Mail Account", CALALLFC_MAIL_ACCOUNT, true);
 583
 584         // and finally, the RecurBase fields
 585         RECUR_BASE_FIELD_HANDLES
 586
 587         return fhv;
 588 }
 589
 590 void CalendarAll::ParseHeader(const Data &data, size_t &offset)
 591 {
 592         const unsigned char *b = (const unsigned char*) (data.GetData() + offset);
 593         const unsigned char *e = (const unsigned char*) (data.GetData() + data.GetSize());
 594
 595         while( (b + COMMON_FIELD_HEADER_SIZE) < e ) {
 596                 const CommonField *field = (const CommonField *) b;
 597
 598                 // advance and check size
 599                 b += COMMON_FIELD_HEADER_SIZE + btohs(field->size);
 600                 if( b > e )                                     // if begin==end, we are ok
 601                         continue;
 602
 603                 if( !btohs(field->size) )       // if field has no size, something's up
 604                         continue;
 605
 606                 // handle special cases
 607                 if( field->type == CALALLFC_CAL_OBJECT )
 608                 {
 609                         b -= btohs(field->size);
 610                         // end of header
 611                         break;
 612                 }
 613
 614                 switch( field->type )
 615                 {
 616                 case CALALLFC_CALENDAR_ID:
 617                         if( btohs(field->size) == 8 ) {
 618                                 CalendarID = btohll(field->u.uint64);
 619                         }
 620                         else {
 621                                 throw Error("CalendarAll::ParseField: size data unknown in calendar field");
 622                         }
 623                         continue;
 624
 625                 case CALALLFC_MAIL_ACCOUNT:
 626                         MailAccount = ParseFieldString(field);
 627                         continue;
 628
 629                 case CALALLFC_UNIQUEID:
 630                         if( btohs(field->size) == 4 ) {
 631                                 RecordId = btohl(field->u.uint32);
 632                         }
 633                         else {
 634                                 throw Error("CalendarAll::ParseHeader: size data unknown in calendar field");
 635                         }
 636                         continue;
 637                 }
 638
 639                 // if still not handled, add to the Unknowns list
 640                 UnknownField uf;
 641                 uf.type = field->type;
 642                 uf.data.assign((const char*)field->u.raw, btohs(field->size));
 643                 Unknowns.push_back(uf);
 644         }
 645
 646         offset += b - (data.GetData() + offset);
 647 }
 648
 649 void CalendarAll::DumpSpecialFields(std::ostream &os) const
 650 {
 651         ios_format_state state(os);
 652
 653         Calendar::DumpSpecialFields(os);
 654         os << "   Mail Account: " << MailAccount << "\n";
 655 }
 656
 657 } // namespace Barry
 658