sc/source/filter/excel/tokstack.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <tokstack.hxx>
  21 #include <scmatrix.hxx>
  22
  23 #include <svl/sharedstringpool.hxx>
  24 #include <sal/log.hxx>
  25 #include <osl/diagnose.h>
  26
  27 #include <algorithm>
  28 #include <string.h>
  29
  30 const sal_uInt16    TokenPool::nScTokenOff = 8192;
  31
  32 TokenStack::TokenStack(  )
  33     : pStack( new TokenId[ nSize ] )
  34 {
  35     Reset();
  36 }
  37
  38 TokenStack::~TokenStack()
  39 {
  40 }
  41
  42 // !ATTENTION!": to the outside the numbering starts with 1!
  43 // !ATTENTION!": SC-Token are stored with an offset nScTokenOff
  44 //                  -> to distinguish from other tokens
  45
  46 TokenPool::TokenPool( svl::SharedStringPool& rSPool ) :
  47     mrStringPool(rSPool)
  48 {
  49     // pool for Id-sequences
  50     nP_Id = 256;
  51     pP_Id.reset( new sal_uInt16[ nP_Id ] );
  52
  53     // pool for Ids
  54     nElement = 32;
  55     pElement.reset( new sal_uInt16[ nElement ] );
  56     pType.reset( new E_TYPE[ nElement ] );
  57     pSize.reset( new sal_uInt16[ nElement ] );
  58     nP_IdLast = 0;
  59
  60     nP_Matrix = 16;
  61     ppP_Matrix.reset( new ScMatrix*[ nP_Matrix ] );
  62     memset( ppP_Matrix.get(), 0, sizeof( ScMatrix* ) * nP_Matrix );
  63
  64     Reset();
  65 }
  66
  67 TokenPool::~TokenPool()
  68 {
  69     ClearMatrix();
  70 }
  71
  72 /** Returns the new number of elements, or 0 if overflow. */
  73 static sal_uInt16 lcl_canGrow( sal_uInt16 nOld )
  74 {
  75     if (!nOld)
  76         return 1;
  77     if (nOld == SAL_MAX_UINT16)
  78         return 0;
  79     sal_uInt32 nNew = ::std::max( static_cast<sal_uInt32>(nOld) * 2,
  80             static_cast<sal_uInt32>(nOld) + 1);
  81     if (nNew > SAL_MAX_UINT16)
  82         nNew = SAL_MAX_UINT16;
  83     if (nNew - 1 < nOld)
  84         nNew = 0;
  85     return static_cast<sal_uInt16>(nNew);
  86 }
  87
  88 bool TokenPool::GrowId()
  89 {
  90     sal_uInt16 nP_IdNew = lcl_canGrow( nP_Id);
  91     if (!nP_IdNew)
  92         return false;
  93
  94     sal_uInt16* pP_IdNew = new (::std::nothrow) sal_uInt16[ nP_IdNew ];
  95     if (!pP_IdNew)
  96         return false;
  97
  98     for( sal_uInt16 nL = 0 ; nL < nP_Id ; nL++ )
  99         pP_IdNew[ nL ] = pP_Id[ nL ];
 100
 101     nP_Id = nP_IdNew;
 102
 103     pP_Id.reset( pP_IdNew );
 104     return true;
 105 }
 106
 107 bool TokenPool::CheckElementOrGrow()
 108 {
 109     // Last possible ID to be assigned somewhere is nElementCurrent+1
 110     if (nElementCurrent + 1 == nScTokenOff - 1)
 111     {
 112         SAL_WARN("sc.filter","TokenPool::CheckElementOrGrow - last possible ID " << nElementCurrent+1);
 113         return false;
 114     }
 115
 116     if (nElementCurrent >= nElement)
 117         return GrowElement();
 118
 119     return true;
 120 }
 121
 122 bool TokenPool::GrowElement()
 123 {
 124     sal_uInt16 nElementNew = lcl_canGrow( nElement);
 125     if (!nElementNew)
 126         return false;
 127
 128     std::unique_ptr<sal_uInt16[]> pElementNew(new (::std::nothrow) sal_uInt16[ nElementNew ]);
 129     std::unique_ptr<E_TYPE[]> pTypeNew(new (::std::nothrow) E_TYPE[ nElementNew ]);
 130     std::unique_ptr<sal_uInt16[]> pSizeNew(new (::std::nothrow) sal_uInt16[ nElementNew ]);
 131     if (!pElementNew || !pTypeNew || !pSizeNew)
 132     {
 133         return false;
 134     }
 135
 136     for( sal_uInt16 nL = 0 ; nL < nElement ; nL++ )
 137     {
 138         pElementNew[ nL ] = pElement[ nL ];
 139         pTypeNew[ nL ] = pType[ nL ];
 140         pSizeNew[ nL ] = pSize[ nL ];
 141     }
 142
 143     nElement = nElementNew;
 144
 145     pElement = std::move( pElementNew );
 146     pType = std::move( pTypeNew );
 147     pSize = std::move( pSizeNew );
 148     return true;
 149 }
 150
 151 bool TokenPool::GrowMatrix()
 152 {
 153     sal_uInt16 nNewSize = lcl_canGrow( nP_Matrix);
 154     if (!nNewSize)
 155         return false;
 156
 157     ScMatrix**  ppNew = new (::std::nothrow) ScMatrix*[ nNewSize ];
 158     if (!ppNew)
 159         return false;
 160
 161     memset( ppNew, 0, sizeof( ScMatrix* ) * nNewSize );
 162     for( sal_uInt16 nL = 0 ; nL < nP_Matrix ; nL++ )
 163         ppNew[ nL ] = ppP_Matrix[ nL ];
 164
 165     ppP_Matrix.reset( ppNew );
 166     nP_Matrix = nNewSize;
 167     return true;
 168 }
 169
 170 bool TokenPool::GetElement( const sal_uInt16 nId, ScTokenArray* pScToken )
 171 {
 172     if (nId >= nElementCurrent)
 173     {
 174         SAL_WARN("sc.filter","TokenPool::GetElement - Id too large, " << nId << " >= " << nElementCurrent);
 175         return false;
 176     }
 177
 178     bool bRet = true;
 179     if( pType[ nId ] == T_Id )
 180         bRet = GetElementRek( nId, pScToken );
 181     else
 182     {
 183         switch( pType[ nId ] )
 184         {
 185             case T_Str:
 186                 {
 187                     sal_uInt16 n = pElement[ nId ];
 188                     auto* p = ppP_Str.getIfInRange( n );
 189                     if (p)
 190                         pScToken->AddString(mrStringPool.intern(**p));
 191                     else
 192                         bRet = false;
 193                 }
 194                 break;
 195             case T_D:
 196                 {
 197                     sal_uInt16 n = pElement[ nId ];
 198                     if (n < pP_Dbl.m_writemark)
 199                         pScToken->AddDouble( pP_Dbl[ n ] );
 200                     else
 201                         bRet = false;
 202                 }
 203                 break;
 204             case T_Err:
 205                 break;
 206 /* TODO: in case we had FormulaTokenArray::AddError() */
 207 #if 0
 208                 {
 209                     sal_uInt16 n = pElement[ nId ];
 210                     if (n < nP_Err)
 211                         pScToken->AddError( pP_Err[ n ] );
 212                     else
 213                         bRet = false;
 214                 }
 215 #endif
 216             case T_RefC:
 217                 {
 218                     sal_uInt16 n = pElement[ nId ];
 219                     auto p = ppP_RefTr.getIfInRange(n);
 220                     if (p)
 221                         pScToken->AddSingleReference( **p );
 222                     else
 223                         bRet = false;
 224                 }
 225                 break;
 226             case T_RefA:
 227                 {
 228                     sal_uInt16 n = pElement[ nId ];
 229                     if (n < ppP_RefTr.m_writemark && ppP_RefTr[ n ] && n+1 < ppP_RefTr.m_writemark && ppP_RefTr[ n + 1 ])
 230                     {
 231                         ScComplexRefData aScComplexRefData;
 232                         aScComplexRefData.Ref1 = *ppP_RefTr[ n ];
 233                         aScComplexRefData.Ref2 = *ppP_RefTr[ n + 1 ];
 234                         pScToken->AddDoubleReference( aScComplexRefData );
 235                     }
 236                     else
 237                         bRet = false;
 238                 }
 239                 break;
 240             case T_RN:
 241             {
 242                 sal_uInt16 n = pElement[nId];
 243                 if (n < maRangeNames.size())
 244                 {
 245                     const RangeName& r = maRangeNames[n];
 246                     pScToken->AddRangeName(r.mnIndex, r.mnSheet);
 247                 }
 248             }
 249             break;
 250             case T_Ext:
 251                 {
 252                     sal_uInt16 n = pElement[ nId ];
 253                     auto       p = ppP_Ext.getIfInRange(n);
 254
 255                     if( p )
 256                     {
 257                         if( (*p)->eId == ocEuroConvert )
 258                             pScToken->AddOpCode( (*p)->eId );
 259                         else
 260                             pScToken->AddExternal( (*p)->aText, (*p)->eId );
 261                     }
 262                     else
 263                         bRet = false;
 264                 }
 265                 break;
 266             case T_Nlf:
 267                 {
 268                     sal_uInt16 n = pElement[ nId ];
 269                     auto       p = ppP_Nlf.getIfInRange(n);
 270
 271                     if( p )
 272                         pScToken->AddColRowName( **p );
 273                     else
 274                         bRet = false;
 275                 }
 276                 break;
 277             case T_Matrix:
 278                 {
 279                     sal_uInt16      n = pElement[ nId ];
 280                     ScMatrix*       p = ( n < nP_Matrix )? ppP_Matrix[ n ] : nullptr;
 281
 282                     if( p )
 283                         pScToken->AddMatrix( p );
 284                     else
 285                         bRet = false;
 286                 }
 287                 break;
 288             case T_ExtName:
 289             {
 290                 sal_uInt16 n = pElement[nId];
 291                 if (n < maExtNames.size())
 292                 {
 293                     const ExtName& r = maExtNames[n];
 294                     pScToken->AddExternalName(r.mnFileId, mrStringPool.intern( r.maName));
 295                 }
 296                 else
 297                     bRet = false;
 298             }
 299             break;
 300             case T_ExtRefC:
 301             {
 302                 sal_uInt16 n = pElement[nId];
 303                 if (n < maExtCellRefs.size())
 304                 {
 305                     const ExtCellRef& r = maExtCellRefs[n];
 306                     pScToken->AddExternalSingleReference(r.mnFileId, mrStringPool.intern( r.maTabName), r.maRef);
 307                 }
 308                 else
 309                     bRet = false;
 310             }
 311             break;
 312             case T_ExtRefA:
 313             {
 314                 sal_uInt16 n = pElement[nId];
 315                 if (n < maExtAreaRefs.size())
 316                 {
 317                     const ExtAreaRef& r = maExtAreaRefs[n];
 318                     pScToken->AddExternalDoubleReference(r.mnFileId, mrStringPool.intern( r.maTabName), r.maRef);
 319                 }
 320                 else
 321                     bRet = false;
 322             }
 323             break;
 324             default:
 325                 OSL_FAIL("-TokenPool::GetElement(): undefined state!?");
 326                 bRet = false;
 327         }
 328     }
 329     return bRet;
 330 }
 331
 332 bool TokenPool::GetElementRek( const sal_uInt16 nId, ScTokenArray* pScToken )
 333 {
 334 #ifdef DBG_UTIL
 335     m_nRek++;
 336     OSL_ENSURE(m_nRek <= nP_Id, "*TokenPool::GetElement(): recursion loops!?");
 337 #endif
 338
 339     OSL_ENSURE( nId < nElementCurrent, "*TokenPool::GetElementRek(): nId >= nElementCurrent" );
 340
 341     if (nId >= nElementCurrent)
 342     {
 343         SAL_WARN("sc.filter", "*TokenPool::GetElementRek(): nId >= nElementCurrent");
 344 #ifdef DBG_UTIL
 345         m_nRek--;
 346 #endif
 347         return false;
 348     }
 349
 350     if (pType[ nId ] != T_Id)
 351     {
 352         SAL_WARN("sc.filter", "-TokenPool::GetElementRek(): pType[ nId ] != T_Id");
 353 #ifdef DBG_UTIL
 354         m_nRek--;
 355 #endif
 356         return false;
 357     }
 358
 359     bool bRet = true;
 360     sal_uInt16      nCnt = pSize[ nId ];
 361     sal_uInt16 nFirstId = pElement[ nId ];
 362     if (nFirstId >= nP_Id)
 363     {
 364         SAL_WARN("sc.filter", "TokenPool::GetElementRek: nFirstId >= nP_Id");
 365         nCnt = 0;
 366         bRet = false;
 367     }
 368     sal_uInt16* pCurrent = nCnt ? &pP_Id[ nFirstId ] : nullptr;
 369     if (nCnt > nP_Id - nFirstId)
 370     {
 371         SAL_WARN("sc.filter", "TokenPool::GetElementRek: nCnt > nP_Id - nFirstId");
 372         nCnt = nP_Id - nFirstId;
 373         bRet = false;
 374     }
 375     for( ; nCnt > 0 ; nCnt--, pCurrent++ )
 376     {
 377         assert(pCurrent);
 378         if( *pCurrent < nScTokenOff )
 379         {// recursion or not?
 380             if (*pCurrent >= nElementCurrent)
 381             {
 382                 SAL_WARN("sc.filter", "TokenPool::GetElementRek: *pCurrent >= nElementCurrent");
 383                 bRet = false;
 384             }
 385             else
 386             {
 387                 if (pType[ *pCurrent ] == T_Id)
 388                     bRet = GetElementRek( *pCurrent, pScToken );
 389                 else
 390                     bRet = GetElement( *pCurrent, pScToken );
 391             }
 392         }
 393         else    // elementary SC_Token
 394             pScToken->AddOpCode( static_cast<DefTokenId>( *pCurrent - nScTokenOff ) );
 395     }
 396
 397 #ifdef DBG_UTIL
 398     m_nRek--;
 399 #endif
 400     return bRet;
 401 }
 402
 403 void TokenPool::operator >>( TokenId& rId )
 404 {
 405     rId = static_cast<TokenId>( nElementCurrent + 1 );
 406
 407     if (!CheckElementOrGrow())
 408         return;
 409
 410     pElement[ nElementCurrent ] = nP_IdLast;    // Start of Token-sequence
 411     pType[ nElementCurrent ] = T_Id;            // set Typeinfo
 412     pSize[ nElementCurrent ] = nP_IdCurrent - nP_IdLast;
 413         // write from nP_IdLast to nP_IdCurrent-1 -> length of the sequence
 414
 415     nElementCurrent++;          // start value for next sequence
 416     nP_IdLast = nP_IdCurrent;
 417 }
 418
 419 TokenId TokenPool::Store( const double& rDouble )
 420 {
 421     if (!CheckElementOrGrow())
 422         return static_cast<const TokenId>(nElementCurrent+1);
 423
 424     if( pP_Dbl.m_writemark >= pP_Dbl.m_capacity )
 425         if (!pP_Dbl.Grow())
 426             return static_cast<const TokenId>(nElementCurrent+1);
 427
 428     pElement[ nElementCurrent ] = pP_Dbl.m_writemark;    // Index in Double-Array
 429     pType[ nElementCurrent ] = T_D;             // set Typeinfo Double
 430
 431     pP_Dbl[ pP_Dbl.m_writemark ] = rDouble;
 432
 433     pSize[ nElementCurrent ] = 1;               // does not matter
 434
 435     nElementCurrent++;
 436     pP_Dbl.m_writemark++;
 437
 438     return static_cast<const TokenId>(nElementCurrent); // return old value + 1!
 439 }
 440
 441 TokenId TokenPool::Store( const sal_uInt16 nIndex )
 442 {
 443     return StoreName(nIndex, -1);
 444 }
 445
 446 TokenId TokenPool::Store( const OUString& rString )
 447 {
 448     // mostly copied to Store( const sal_Char* ), to avoid a temporary string
 449     if (!CheckElementOrGrow())
 450         return static_cast<const TokenId>(nElementCurrent+1);
 451
 452     if( ppP_Str.m_writemark >= ppP_Str.m_capacity )
 453         if (!ppP_Str.Grow())
 454             return static_cast<const TokenId>(nElementCurrent+1);
 455
 456     pElement[ nElementCurrent ] = ppP_Str.m_writemark;    // Index in String-Array
 457     pType[ nElementCurrent ] = T_Str;           // set Typeinfo String
 458
 459     // create String
 460     if( !ppP_Str[ ppP_Str.m_writemark ] )
 461         //...but only, if it does not exist already
 462         ppP_Str[ ppP_Str.m_writemark ].reset( new OUString( rString ) );
 463     else
 464         //...copy otherwise
 465         *ppP_Str[ ppP_Str.m_writemark ] = rString;
 466
 467     /* attention truncate to 16 bits */
 468     pSize[ nElementCurrent ] = static_cast<sal_uInt16>(ppP_Str[ ppP_Str.m_writemark ]->getLength());
 469
 470     nElementCurrent++;
 471     ppP_Str.m_writemark++;
 472
 473     return static_cast<const TokenId>(nElementCurrent); // return old value + 1!
 474 }
 475
 476 TokenId TokenPool::Store( const ScSingleRefData& rTr )
 477 {
 478     if (!CheckElementOrGrow())
 479         return static_cast<const TokenId>(nElementCurrent+1);
 480
 481     if( ppP_RefTr.m_writemark >= ppP_RefTr.m_capacity )
 482         if (!ppP_RefTr.Grow())
 483             return static_cast<const TokenId>(nElementCurrent+1);
 484
 485     pElement[ nElementCurrent ] = ppP_RefTr.m_writemark;
 486     pType[ nElementCurrent ] = T_RefC;          // set Typeinfo Cell-Ref
 487
 488     if( !ppP_RefTr[ ppP_RefTr.m_writemark ] )
 489         ppP_RefTr[ ppP_RefTr.m_writemark ].reset( new ScSingleRefData( rTr ) );
 490     else
 491         *ppP_RefTr[ ppP_RefTr.m_writemark ] = rTr;
 492
 493     nElementCurrent++;
 494     ppP_RefTr.m_writemark++;
 495
 496     return static_cast<const TokenId>(nElementCurrent); // return old value + 1!
 497 }
 498
 499 TokenId TokenPool::Store( const ScComplexRefData& rTr )
 500 {
 501     if (!CheckElementOrGrow())
 502         return static_cast<const TokenId>(nElementCurrent+1);
 503
 504     if( ppP_RefTr.m_writemark + 1 >= ppP_RefTr.m_capacity )
 505         if (!ppP_RefTr.Grow(2))
 506             return static_cast<const TokenId>(nElementCurrent+1);
 507
 508     pElement[ nElementCurrent ] = ppP_RefTr.m_writemark;
 509     pType[ nElementCurrent ] = T_RefA;          // setTypeinfo Area-Ref
 510
 511     if( !ppP_RefTr[ ppP_RefTr.m_writemark ] )
 512         ppP_RefTr[ ppP_RefTr.m_writemark ].reset( new ScSingleRefData( rTr.Ref1 ) );
 513     else
 514         *ppP_RefTr[ ppP_RefTr.m_writemark ] = rTr.Ref1;
 515     ppP_RefTr.m_writemark++;
 516
 517     if( !ppP_RefTr[ ppP_RefTr.m_writemark ] )
 518         ppP_RefTr[ ppP_RefTr.m_writemark ].reset( new ScSingleRefData( rTr.Ref2 ) );
 519     else
 520         *ppP_RefTr[ ppP_RefTr.m_writemark ] = rTr.Ref2;
 521     ppP_RefTr.m_writemark++;
 522
 523     nElementCurrent++;
 524
 525     return static_cast<const TokenId>(nElementCurrent); // return old value + 1!
 526 }
 527
 528 TokenId TokenPool::Store( const DefTokenId e, const OUString& r )
 529 {
 530     if (!CheckElementOrGrow())
 531         return static_cast<const TokenId>(nElementCurrent+1);
 532
 533     if( ppP_Ext.m_writemark >= ppP_Ext.m_capacity )
 534         if (!ppP_Ext.Grow())
 535             return static_cast<const TokenId>(nElementCurrent+1);
 536
 537     pElement[ nElementCurrent ] = ppP_Ext.m_writemark;
 538     pType[ nElementCurrent ] = T_Ext;           // set Typeinfo String
 539
 540     if( ppP_Ext[ ppP_Ext.m_writemark ] )
 541     {
 542         ppP_Ext[ ppP_Ext.m_writemark ]->eId = e;
 543         ppP_Ext[ ppP_Ext.m_writemark ]->aText = r;
 544     }
 545     else
 546         ppP_Ext[ ppP_Ext.m_writemark ].reset( new EXTCONT( e, r ) );
 547
 548     nElementCurrent++;
 549     ppP_Ext.m_writemark++;
 550
 551     return static_cast<const TokenId>(nElementCurrent); // return old value + 1!
 552 }
 553
 554 TokenId TokenPool::StoreNlf( const ScSingleRefData& rTr )
 555 {
 556     if (!CheckElementOrGrow())
 557         return static_cast<const TokenId>(nElementCurrent+1);
 558
 559     if( ppP_Nlf.m_writemark >= ppP_Nlf.m_capacity )
 560         if (!ppP_Nlf.Grow())
 561             return static_cast<const TokenId>(nElementCurrent+1);
 562
 563     pElement[ nElementCurrent ] = ppP_Nlf.m_writemark;
 564     pType[ nElementCurrent ] = T_Nlf;
 565
 566     if( ppP_Nlf[ ppP_Nlf.m_writemark ] )
 567     {
 568         *ppP_Nlf[ ppP_Nlf.m_writemark ] = rTr;
 569     }
 570     else
 571         ppP_Nlf[ ppP_Nlf.m_writemark ].reset( new ScSingleRefData( rTr ) );
 572
 573     nElementCurrent++;
 574     ppP_Nlf.m_writemark++;
 575
 576     return static_cast<const TokenId>(nElementCurrent);
 577 }
 578
 579 TokenId TokenPool::StoreMatrix()
 580 {
 581     if (!CheckElementOrGrow())
 582         return static_cast<const TokenId>(nElementCurrent+1);
 583
 584     if( nP_MatrixCurrent >= nP_Matrix )
 585         if (!GrowMatrix())
 586             return static_cast<const TokenId>(nElementCurrent+1);
 587
 588     pElement[ nElementCurrent ] = nP_MatrixCurrent;
 589     pType[ nElementCurrent ] = T_Matrix;
 590
 591     ScMatrix* pM = new ScMatrix( 0, 0 );
 592     pM->IncRef( );
 593     ppP_Matrix[ nP_MatrixCurrent ] = pM;
 594
 595     nElementCurrent++;
 596     nP_MatrixCurrent++;
 597
 598     return static_cast<const TokenId>(nElementCurrent);
 599 }
 600
 601 TokenId TokenPool::StoreName( sal_uInt16 nIndex, sal_Int16 nSheet )
 602 {
 603     if (!CheckElementOrGrow())
 604         return static_cast<const TokenId>(nElementCurrent+1);
 605
 606     pElement[nElementCurrent] = static_cast<sal_uInt16>(maRangeNames.size());
 607     pType[nElementCurrent] = T_RN;
 608
 609     maRangeNames.emplace_back();
 610     RangeName& r = maRangeNames.back();
 611     r.mnIndex = nIndex;
 612     r.mnSheet = nSheet;
 613
 614     ++nElementCurrent;
 615
 616     return static_cast<const TokenId>(nElementCurrent);
 617 }
 618
 619 TokenId TokenPool::StoreExtName( sal_uInt16 nFileId, const OUString& rName )
 620 {
 621     if (!CheckElementOrGrow())
 622         return static_cast<const TokenId>(nElementCurrent+1);
 623
 624     pElement[nElementCurrent] = static_cast<sal_uInt16>(maExtNames.size());
 625     pType[nElementCurrent] = T_ExtName;
 626
 627     maExtNames.emplace_back();
 628     ExtName& r = maExtNames.back();
 629     r.mnFileId = nFileId;
 630     r.maName = rName;
 631
 632     ++nElementCurrent;
 633
 634     return static_cast<const TokenId>(nElementCurrent);
 635 }
 636
 637 TokenId TokenPool::StoreExtRef( sal_uInt16 nFileId, const OUString& rTabName, const ScSingleRefData& rRef )
 638 {
 639     if (!CheckElementOrGrow())
 640         return static_cast<const TokenId>(nElementCurrent+1);
 641
 642     pElement[nElementCurrent] = static_cast<sal_uInt16>(maExtCellRefs.size());
 643     pType[nElementCurrent] = T_ExtRefC;
 644
 645     maExtCellRefs.emplace_back();
 646     ExtCellRef& r = maExtCellRefs.back();
 647     r.mnFileId = nFileId;
 648     r.maTabName = rTabName;
 649     r.maRef = rRef;
 650
 651     ++nElementCurrent;
 652
 653     return static_cast<const TokenId>(nElementCurrent);
 654 }
 655
 656 TokenId TokenPool::StoreExtRef( sal_uInt16 nFileId, const OUString& rTabName, const ScComplexRefData& rRef )
 657 {
 658     if (!CheckElementOrGrow())
 659         return static_cast<const TokenId>(nElementCurrent+1);
 660
 661     pElement[nElementCurrent] = static_cast<sal_uInt16>(maExtAreaRefs.size());
 662     pType[nElementCurrent] = T_ExtRefA;
 663
 664     maExtAreaRefs.emplace_back();
 665     ExtAreaRef& r = maExtAreaRefs.back();
 666     r.mnFileId = nFileId;
 667     r.maTabName = rTabName;
 668     r.maRef = rRef;
 669
 670     ++nElementCurrent;
 671
 672     return static_cast<const TokenId>(nElementCurrent);
 673 }
 674
 675 void TokenPool::Reset()
 676 {
 677     nP_IdCurrent = nP_IdLast = nElementCurrent
 678         = ppP_Str.m_writemark = pP_Dbl.m_writemark = pP_Err.m_writemark
 679         = ppP_RefTr.m_writemark = ppP_Ext.m_writemark = ppP_Nlf.m_writemark = nP_MatrixCurrent = 0;
 680     maRangeNames.clear();
 681     maExtNames.clear();
 682     maExtCellRefs.clear();
 683     maExtAreaRefs.clear();
 684     ClearMatrix();
 685 }
 686
 687 bool TokenPool::IsSingleOp( const TokenId& rId, const DefTokenId eId ) const
 688 {
 689     sal_uInt16 nId = static_cast<sal_uInt16>(rId);
 690     if( nId && nId <= nElementCurrent )
 691     {// existent?
 692         nId--;
 693         if( T_Id == pType[ nId ] )
 694         {// Token-Sequence?
 695             if( pSize[ nId ] == 1 )
 696             {// EXACTLY 1 Token
 697                 sal_uInt16 nPid = pElement[ nId ];
 698                 if (nPid < nP_Id)
 699                 {
 700                     sal_uInt16 nSecId = pP_Id[ nPid ];
 701                     if( nSecId >= nScTokenOff )
 702                     {// Default-Token?
 703                         return static_cast<DefTokenId>( nSecId - nScTokenOff ) == eId;  // wanted?
 704                     }
 705                 }
 706             }
 707         }
 708     }
 709
 710     return false;
 711 }
 712
 713 const OUString* TokenPool::GetExternal( const TokenId& rId ) const
 714 {
 715     const OUString*   p = nullptr;
 716     sal_uInt16 n = static_cast<sal_uInt16>(rId);
 717     if( n && n <= nElementCurrent )
 718     {
 719         n--;
 720         if( pType[ n ] == T_Ext )
 721         {
 722             sal_uInt16 nExt = pElement[ n ];
 723             if ( nExt < ppP_Ext.m_writemark && ppP_Ext[ nExt ] )
 724                 p = &ppP_Ext[ nExt ]->aText;
 725         }
 726     }
 727
 728     return p;
 729 }
 730
 731 ScMatrix* TokenPool::GetMatrix( unsigned int n ) const
 732 {
 733     if( n < nP_MatrixCurrent )
 734         return ppP_Matrix[ n ];
 735     else
 736         SAL_WARN("sc.filter", "GetMatrix: " << n << " >= " << nP_MatrixCurrent);
 737     return nullptr;
 738 }
 739
 740 void TokenPool::ClearMatrix()
 741 {
 742     for(sal_uInt16 n = 0 ; n < nP_Matrix ; n++ )
 743     {
 744         if( ppP_Matrix[ n ] )
 745         {
 746             ppP_Matrix[ n ]->DecRef( );
 747             ppP_Matrix[n] = nullptr;
 748         }
 749     }
 750 }
 751
 752 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */