apt-pkg/deb/debindexfile.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: debindexfile.cc,v 1.5.2.3 2004/01/04 19:11:00 mdz Exp $
   4 /* ######################################################################
   5
   6    Debian Specific sources.list types and the three sorts of Debian
   7    index files.
   8
   9    ##################################################################### */
  10                                                                         /*}}}*/
  11 // Include Files                                                        /*{{{*/
  12 #include <config.h>
  13
  14 #include <apt-pkg/debindexfile.h>
  15 #include <apt-pkg/debsrcrecords.h>
  16 #include <apt-pkg/deblistparser.h>
  17 #include <apt-pkg/debrecords.h>
  18 #include <apt-pkg/sourcelist.h>
  19 #include <apt-pkg/configuration.h>
  20 #include <apt-pkg/progress.h>
  21 #include <apt-pkg/error.h>
  22 #include <apt-pkg/strutl.h>
  23 #include <apt-pkg/acquire-item.h>
  24 #include <apt-pkg/debmetaindex.h>
  25
  26 #include <sys/stat.h>
  27                                                                         /*}}}*/
  28
  29 // SourcesIndex::debSourcesIndex - Constructor                          /*{{{*/
  30 // ---------------------------------------------------------------------
  31 /* */
  32 debSourcesIndex::debSourcesIndex(string URI,string Dist,string Section,bool Trusted) :
  33      pkgIndexFile(Trusted), URI(URI), Dist(Dist), Section(Section)
  34 {
  35 }
  36                                                                         /*}}}*/
  37 // SourcesIndex::SourceInfo - Short 1 liner describing a source         /*{{{*/
  38 // ---------------------------------------------------------------------
  39 /* The result looks like:
  40      http://foo/debian/ stable/main src 1.1.1 (dsc) */
  41 string debSourcesIndex::SourceInfo(pkgSrcRecords::Parser const &Record,
  42                                    pkgSrcRecords::File const &File) const
  43 {
  44    string Res;
  45    Res = ::URI::NoUserPassword(URI) + ' ';
  46    if (Dist[Dist.size() - 1] == '/')
  47    {
  48       if (Dist != "/")
  49          Res += Dist;
  50    }
  51    else
  52       Res += Dist + '/' + Section;
  53
  54    Res += " ";
  55    Res += Record.Package();
  56    Res += " ";
  57    Res += Record.Version();
  58    if (File.Type.empty() == false)
  59       Res += " (" + File.Type + ")";
  60    return Res;
  61 }
  62                                                                         /*}}}*/
  63 // SourcesIndex::CreateSrcParser - Get a parser for the source files    /*{{{*/
  64 // ---------------------------------------------------------------------
  65 /* */
  66 pkgSrcRecords::Parser *debSourcesIndex::CreateSrcParser() const
  67 {
  68    string SourcesURI = _config->FindDir("Dir::State::lists") +
  69       URItoFileName(IndexURI("Sources"));
  70    string SourcesURIgzip = SourcesURI + ".gz";
  71
  72    if (!FileExists(SourcesURI) && !FileExists(SourcesURIgzip))
  73       return NULL;
  74    else if (!FileExists(SourcesURI) && FileExists(SourcesURIgzip))
  75       SourcesURI = SourcesURIgzip;
  76
  77    return new debSrcRecordParser(SourcesURI,this);
  78 }
  79                                                                         /*}}}*/
  80 // SourcesIndex::Describe - Give a descriptive path to the index        /*{{{*/
  81 // ---------------------------------------------------------------------
  82 /* */
  83 string debSourcesIndex::Describe(bool Short) const
  84 {
  85    char S[300];
  86    if (Short == true)
  87       snprintf(S,sizeof(S),"%s",Info("Sources").c_str());
  88    else
  89       snprintf(S,sizeof(S),"%s (%s)",Info("Sources").c_str(),
  90                IndexFile("Sources").c_str());
  91
  92    return S;
  93 }
  94                                                                         /*}}}*/
  95 // SourcesIndex::Info - One liner describing the index URI              /*{{{*/
  96 // ---------------------------------------------------------------------
  97 /* */
  98 string debSourcesIndex::Info(const char *Type) const
  99 {
 100    string Info = ::URI::NoUserPassword(URI) + ' ';
 101    if (Dist[Dist.size() - 1] == '/')
 102    {
 103       if (Dist != "/")
 104          Info += Dist;
 105    }
 106    else
 107       Info += Dist + '/' + Section;
 108    Info += " ";
 109    Info += Type;
 110    return Info;
 111 }
 112                                                                         /*}}}*/
 113 // SourcesIndex::Index* - Return the URI to the index files             /*{{{*/
 114 // ---------------------------------------------------------------------
 115 /* */
 116 inline string debSourcesIndex::IndexFile(const char *Type) const
 117 {
 118    string s = URItoFileName(IndexURI(Type));
 119    string sgzip = s + ".gz";
 120    if (!FileExists(s) && FileExists(sgzip))
 121        return sgzip;
 122    else
 123        return s;
 124 }
 125
 126 string debSourcesIndex::IndexURI(const char *Type) const
 127 {
 128    string Res;
 129    if (Dist[Dist.size() - 1] == '/')
 130    {
 131       if (Dist != "/")
 132          Res = URI + Dist;
 133       else
 134          Res = URI;
 135    }
 136    else
 137       Res = URI + "dists/" + Dist + '/' + Section +
 138       "/source/";
 139
 140    Res += Type;
 141    return Res;
 142 }
 143                                                                         /*}}}*/
 144 // SourcesIndex::Exists - Check if the index is available               /*{{{*/
 145 // ---------------------------------------------------------------------
 146 /* */
 147 bool debSourcesIndex::Exists() const
 148 {
 149    return FileExists(IndexFile("Sources"));
 150 }
 151                                                                         /*}}}*/
 152 // SourcesIndex::Size - Return the size of the index                    /*{{{*/
 153 // ---------------------------------------------------------------------
 154 /* */
 155 unsigned long debSourcesIndex::Size() const
 156 {
 157    unsigned long size = 0;
 158
 159    /* we need to ignore errors here; if the lists are absent, just return 0 */
 160    _error->PushToStack();
 161
 162    FileFd f = FileFd (IndexFile("Sources"), FileFd::ReadOnly, FileFd::Extension);
 163    if (!f.Failed())
 164       size = f.Size();
 165
 166    if (_error->PendingError() == true)
 167        size = 0;
 168    _error->RevertToStack();
 169
 170    return size;
 171 }
 172                                                                         /*}}}*/
 173
 174 // PackagesIndex::debPackagesIndex - Contructor                         /*{{{*/
 175 // ---------------------------------------------------------------------
 176 /* */
 177 debPackagesIndex::debPackagesIndex(string const &URI, string const &Dist, string const &Section,
 178                                         bool const &Trusted, string const &Arch) :
 179                   pkgIndexFile(Trusted), URI(URI), Dist(Dist), Section(Section), Architecture(Arch)
 180 {
 181         if (Architecture == "native")
 182                 Architecture = _config->Find("APT::Architecture");
 183 }
 184                                                                         /*}}}*/
 185 // PackagesIndex::ArchiveInfo - Short version of the archive url        /*{{{*/
 186 // ---------------------------------------------------------------------
 187 /* This is a shorter version that is designed to be < 60 chars or so */
 188 string debPackagesIndex::ArchiveInfo(pkgCache::VerIterator Ver) const
 189 {
 190    string Res = ::URI::NoUserPassword(URI) + ' ';
 191    if (Dist[Dist.size() - 1] == '/')
 192    {
 193       if (Dist != "/")
 194          Res += Dist;
 195    }
 196    else
 197       Res += Dist + '/' + Section;
 198
 199    Res += " ";
 200    Res += Ver.ParentPkg().Name();
 201    Res += " ";
 202    if (Dist[Dist.size() - 1] != '/')
 203       Res.append(Ver.Arch()).append(" ");
 204    Res += Ver.VerStr();
 205    return Res;
 206 }
 207                                                                         /*}}}*/
 208 // PackagesIndex::Describe - Give a descriptive path to the index       /*{{{*/
 209 // ---------------------------------------------------------------------
 210 /* This should help the user find the index in the sources.list and
 211    in the filesystem for problem solving */
 212 string debPackagesIndex::Describe(bool Short) const
 213 {
 214    char S[300];
 215    if (Short == true)
 216       snprintf(S,sizeof(S),"%s",Info("Packages").c_str());
 217    else
 218       snprintf(S,sizeof(S),"%s (%s)",Info("Packages").c_str(),
 219                IndexFile("Packages").c_str());
 220    return S;
 221 }
 222                                                                         /*}}}*/
 223 // PackagesIndex::Info - One liner describing the index URI             /*{{{*/
 224 // ---------------------------------------------------------------------
 225 /* */
 226 string debPackagesIndex::Info(const char *Type) const
 227 {
 228    string Info = ::URI::NoUserPassword(URI) + ' ';
 229    if (Dist[Dist.size() - 1] == '/')
 230    {
 231       if (Dist != "/")
 232          Info += Dist;
 233    }
 234    else
 235       Info += Dist + '/' + Section;
 236    Info += " ";
 237    if (Dist[Dist.size() - 1] != '/')
 238       Info += Architecture + " ";
 239    Info += Type;
 240    return Info;
 241 }
 242                                                                         /*}}}*/
 243 // PackagesIndex::Index* - Return the URI to the index files            /*{{{*/
 244 // ---------------------------------------------------------------------
 245 /* */
 246 inline string debPackagesIndex::IndexFile(const char *Type) const
 247 {
 248    string s =_config->FindDir("Dir::State::lists") + URItoFileName(IndexURI(Type));
 249    string sgzip = s + ".gz";
 250    if (!FileExists(s) && FileExists(sgzip))
 251        return sgzip;
 252    else
 253        return s;
 254 }
 255 string debPackagesIndex::IndexURI(const char *Type) const
 256 {
 257    string Res;
 258    if (Dist[Dist.size() - 1] == '/')
 259    {
 260       if (Dist != "/")
 261          Res = URI + Dist;
 262       else
 263          Res = URI;
 264    }
 265    else
 266       Res = URI + "dists/" + Dist + '/' + Section +
 267       "/binary-" + Architecture + '/';
 268
 269    Res += Type;
 270    return Res;
 271 }
 272                                                                         /*}}}*/
 273 // PackagesIndex::Exists - Check if the index is available              /*{{{*/
 274 // ---------------------------------------------------------------------
 275 /* */
 276 bool debPackagesIndex::Exists() const
 277 {
 278    return FileExists(IndexFile("Packages"));
 279 }
 280                                                                         /*}}}*/
 281 // PackagesIndex::Size - Return the size of the index                   /*{{{*/
 282 // ---------------------------------------------------------------------
 283 /* This is really only used for progress reporting. */
 284 unsigned long debPackagesIndex::Size() const
 285 {
 286    unsigned long size = 0;
 287
 288    /* we need to ignore errors here; if the lists are absent, just return 0 */
 289    _error->PushToStack();
 290
 291    FileFd f = FileFd (IndexFile("Packages"), FileFd::ReadOnly, FileFd::Extension);
 292    if (!f.Failed())
 293       size = f.Size();
 294
 295    if (_error->PendingError() == true)
 296        size = 0;
 297    _error->RevertToStack();
 298
 299    return size;
 300 }
 301                                                                         /*}}}*/
 302 // PackagesIndex::Merge - Load the index file into a cache              /*{{{*/
 303 // ---------------------------------------------------------------------
 304 /* */
 305 bool debPackagesIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
 306 {
 307    string PackageFile = IndexFile("Packages");
 308    FileFd Pkg(PackageFile,FileFd::ReadOnly, FileFd::Extension);
 309    debListParser Parser(&Pkg, Architecture);
 310
 311    if (_error->PendingError() == true)
 312       return _error->Error("Problem opening %s",PackageFile.c_str());
 313    if (Prog != NULL)
 314       Prog->SubProgress(0,Info("Packages"));
 315    ::URI Tmp(URI);
 316    if (Gen.SelectFile(PackageFile,Tmp.Host,*this) == false)
 317       return _error->Error("Problem with SelectFile %s",PackageFile.c_str());
 318
 319    // Store the IMS information
 320    pkgCache::PkgFileIterator File = Gen.GetCurFile();
 321    pkgCacheGenerator::Dynamic<pkgCache::PkgFileIterator> DynFile(File);
 322    File->Size = Pkg.FileSize();
 323    File->mtime = Pkg.ModificationTime();
 324
 325    if (Gen.MergeList(Parser) == false)
 326       return _error->Error("Problem with MergeList %s",PackageFile.c_str());
 327
 328    // Check the release file
 329    string ReleaseFile = debReleaseIndex(URI,Dist).MetaIndexFile("InRelease");
 330    bool releaseExists = false;
 331    if (FileExists(ReleaseFile) == true)
 332       releaseExists = true;
 333    else
 334       ReleaseFile = debReleaseIndex(URI,Dist).MetaIndexFile("Release");
 335
 336    if (releaseExists == true || FileExists(ReleaseFile) == true)
 337    {
 338       FileFd Rel(ReleaseFile,FileFd::ReadOnly);
 339       if (_error->PendingError() == true)
 340          return false;
 341       Parser.LoadReleaseInfo(File,Rel,Section);
 342    }
 343
 344    return true;
 345 }
 346                                                                         /*}}}*/
 347 // PackagesIndex::FindInCache - Find this index                         /*{{{*/
 348 // ---------------------------------------------------------------------
 349 /* */
 350 pkgCache::PkgFileIterator debPackagesIndex::FindInCache(pkgCache &Cache) const
 351 {
 352    string FileName = IndexFile("Packages");
 353    pkgCache::PkgFileIterator File = Cache.FileBegin();
 354    for (; File.end() == false; ++File)
 355    {
 356        if (File.FileName() == NULL || FileName != File.FileName())
 357          continue;
 358
 359       struct stat St;
 360       if (stat(File.FileName(),&St) != 0)
 361       {
 362          if (_config->FindB("Debug::pkgCacheGen", false))
 363             std::clog << "PackagesIndex::FindInCache - stat failed on " << File.FileName() << std::endl;
 364          return pkgCache::PkgFileIterator(Cache);
 365       }
 366       if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
 367       {
 368          if (_config->FindB("Debug::pkgCacheGen", false))
 369             std::clog << "PackagesIndex::FindInCache - size (" << St.st_size << " <> " << File->Size
 370                         << ") or mtime (" << St.st_mtime << " <> " << File->mtime
 371                         << ") doesn't match for " << File.FileName() << std::endl;
 372          return pkgCache::PkgFileIterator(Cache);
 373       }
 374       return File;
 375    }
 376
 377    return File;
 378 }
 379                                                                         /*}}}*/
 380
 381 // TranslationsIndex::debTranslationsIndex - Contructor                 /*{{{*/
 382 // ---------------------------------------------------------------------
 383 /* */
 384 debTranslationsIndex::debTranslationsIndex(string URI,string Dist,string Section,
 385                                                 char const * const Translation) :
 386                         pkgIndexFile(true), URI(URI), Dist(Dist), Section(Section),
 387                                 Language(Translation)
 388 {}
 389                                                                         /*}}}*/
 390 // TranslationIndex::Trans* - Return the URI to the translation files   /*{{{*/
 391 // ---------------------------------------------------------------------
 392 /* */
 393 inline string debTranslationsIndex::IndexFile(const char *Type) const
 394 {
 395    string s =_config->FindDir("Dir::State::lists") + URItoFileName(IndexURI(Type));
 396    string sgzip = s + ".gz";
 397    if (!FileExists(s) && FileExists(sgzip))
 398        return sgzip;
 399    else
 400        return s;
 401 }
 402 string debTranslationsIndex::IndexURI(const char *Type) const
 403 {
 404    string Res;
 405    if (Dist[Dist.size() - 1] == '/')
 406    {
 407       if (Dist != "/")
 408          Res = URI + Dist;
 409       else
 410          Res = URI;
 411    }
 412    else
 413       Res = URI + "dists/" + Dist + '/' + Section +
 414       "/i18n/Translation-";
 415
 416    Res += Type;
 417    return Res;
 418 }
 419                                                                         /*}}}*/
 420 // TranslationsIndex::GetIndexes - Fetch the index files                /*{{{*/
 421 // ---------------------------------------------------------------------
 422 /* */
 423 bool debTranslationsIndex::GetIndexes(pkgAcquire *Owner) const
 424 {
 425    string const TranslationFile = string("Translation-").append(Language);
 426    new pkgAcqIndexTrans(Owner, IndexURI(Language),
 427                         Info(TranslationFile.c_str()),
 428                         TranslationFile);
 429
 430    return true;
 431 }
 432                                                                         /*}}}*/
 433 // TranslationsIndex::Describe - Give a descriptive path to the index   /*{{{*/
 434 // ---------------------------------------------------------------------
 435 /* This should help the user find the index in the sources.list and
 436    in the filesystem for problem solving */
 437 string debTranslationsIndex::Describe(bool Short) const
 438 {
 439    char S[300];
 440    if (Short == true)
 441       snprintf(S,sizeof(S),"%s",Info(TranslationFile().c_str()).c_str());
 442    else
 443       snprintf(S,sizeof(S),"%s (%s)",Info(TranslationFile().c_str()).c_str(),
 444                IndexFile(Language).c_str());
 445    return S;
 446 }
 447                                                                         /*}}}*/
 448 // TranslationsIndex::Info - One liner describing the index URI         /*{{{*/
 449 // ---------------------------------------------------------------------
 450 /* */
 451 string debTranslationsIndex::Info(const char *Type) const
 452 {
 453    string Info = ::URI::NoUserPassword(URI) + ' ';
 454    if (Dist[Dist.size() - 1] == '/')
 455    {
 456       if (Dist != "/")
 457          Info += Dist;
 458    }
 459    else
 460       Info += Dist + '/' + Section;
 461    Info += " ";
 462    Info += Type;
 463    return Info;
 464 }
 465                                                                         /*}}}*/
 466 bool debTranslationsIndex::HasPackages() const                          /*{{{*/
 467 {
 468    return FileExists(IndexFile(Language));
 469 }
 470                                                                         /*}}}*/
 471 // TranslationsIndex::Exists - Check if the index is available          /*{{{*/
 472 // ---------------------------------------------------------------------
 473 /* */
 474 bool debTranslationsIndex::Exists() const
 475 {
 476    return FileExists(IndexFile(Language));
 477 }
 478                                                                         /*}}}*/
 479 // TranslationsIndex::Size - Return the size of the index               /*{{{*/
 480 // ---------------------------------------------------------------------
 481 /* This is really only used for progress reporting. */
 482 unsigned long debTranslationsIndex::Size() const
 483 {
 484    unsigned long size = 0;
 485
 486    /* we need to ignore errors here; if the lists are absent, just return 0 */
 487    _error->PushToStack();
 488
 489    FileFd f = FileFd (IndexFile(Language), FileFd::ReadOnly, FileFd::Extension);
 490    if (!f.Failed())
 491       size = f.Size();
 492
 493    if (_error->PendingError() == true)
 494        size = 0;
 495    _error->RevertToStack();
 496
 497    return size;
 498 }
 499                                                                         /*}}}*/
 500 // TranslationsIndex::Merge - Load the index file into a cache          /*{{{*/
 501 // ---------------------------------------------------------------------
 502 /* */
 503 bool debTranslationsIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
 504 {
 505    // Check the translation file, if in use
 506    string TranslationFile = IndexFile(Language);
 507    if (FileExists(TranslationFile))
 508    {
 509      FileFd Trans(TranslationFile,FileFd::ReadOnly, FileFd::Extension);
 510      debListParser TransParser(&Trans);
 511      if (_error->PendingError() == true)
 512        return false;
 513
 514      if (Prog != NULL)
 515         Prog->SubProgress(0, Info(TranslationFile.c_str()));
 516      if (Gen.SelectFile(TranslationFile,string(),*this) == false)
 517        return _error->Error("Problem with SelectFile %s",TranslationFile.c_str());
 518
 519      // Store the IMS information
 520      pkgCache::PkgFileIterator TransFile = Gen.GetCurFile();
 521      TransFile->Size = Trans.FileSize();
 522      TransFile->mtime = Trans.ModificationTime();
 523
 524      if (Gen.MergeList(TransParser) == false)
 525        return _error->Error("Problem with MergeList %s",TranslationFile.c_str());
 526    }
 527
 528    return true;
 529 }
 530                                                                         /*}}}*/
 531 // TranslationsIndex::FindInCache - Find this index                             /*{{{*/
 532 // ---------------------------------------------------------------------
 533 /* */
 534 pkgCache::PkgFileIterator debTranslationsIndex::FindInCache(pkgCache &Cache) const
 535 {
 536    string FileName = IndexFile(Language);
 537
 538    pkgCache::PkgFileIterator File = Cache.FileBegin();
 539    for (; File.end() == false; ++File)
 540    {
 541       if (FileName != File.FileName())
 542          continue;
 543
 544       struct stat St;
 545       if (stat(File.FileName(),&St) != 0)
 546       {
 547          if (_config->FindB("Debug::pkgCacheGen", false))
 548             std::clog << "TranslationIndex::FindInCache - stat failed on " << File.FileName() << std::endl;
 549          return pkgCache::PkgFileIterator(Cache);
 550       }
 551       if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
 552       {
 553          if (_config->FindB("Debug::pkgCacheGen", false))
 554             std::clog << "TranslationIndex::FindInCache - size (" << St.st_size << " <> " << File->Size
 555                         << ") or mtime (" << St.st_mtime << " <> " << File->mtime
 556                         << ") doesn't match for " << File.FileName() << std::endl;
 557          return pkgCache::PkgFileIterator(Cache);
 558       }
 559       return File;
 560    }
 561    return File;
 562 }
 563                                                                         /*}}}*/
 564 // StatusIndex::debStatusIndex - Constructor                            /*{{{*/
 565 // ---------------------------------------------------------------------
 566 /* */
 567 debStatusIndex::debStatusIndex(string File) : pkgIndexFile(true), File(File)
 568 {
 569 }
 570                                                                         /*}}}*/
 571 // StatusIndex::Size - Return the size of the index                     /*{{{*/
 572 // ---------------------------------------------------------------------
 573 /* */
 574 unsigned long debStatusIndex::Size() const
 575 {
 576    struct stat S;
 577    if (stat(File.c_str(),&S) != 0)
 578       return 0;
 579    return S.st_size;
 580 }
 581                                                                         /*}}}*/
 582 // StatusIndex::Merge - Load the index file into a cache                /*{{{*/
 583 // ---------------------------------------------------------------------
 584 /* */
 585 bool debStatusIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
 586 {
 587    FileFd Pkg(File,FileFd::ReadOnly, FileFd::Extension);
 588    if (_error->PendingError() == true)
 589       return false;
 590    debListParser Parser(&Pkg);
 591    if (_error->PendingError() == true)
 592       return false;
 593
 594    if (Prog != NULL)
 595       Prog->SubProgress(0,File);
 596    if (Gen.SelectFile(File,string(),*this,pkgCache::Flag::NotSource) == false)
 597       return _error->Error("Problem with SelectFile %s",File.c_str());
 598
 599    // Store the IMS information
 600    pkgCache::PkgFileIterator CFile = Gen.GetCurFile();
 601    struct stat St;
 602    if (fstat(Pkg.Fd(),&St) != 0)
 603       return _error->Errno("fstat","Failed to stat");
 604    CFile->Size = Pkg.FileSize();
 605    CFile->mtime = Pkg.ModificationTime();
 606    CFile->Archive = Gen.WriteUniqString("now");
 607
 608    if (Gen.MergeList(Parser) == false)
 609       return _error->Error("Problem with MergeList %s",File.c_str());
 610    return true;
 611 }
 612                                                                         /*}}}*/
 613 // StatusIndex::FindInCache - Find this index                           /*{{{*/
 614 // ---------------------------------------------------------------------
 615 /* */
 616 pkgCache::PkgFileIterator debStatusIndex::FindInCache(pkgCache &Cache) const
 617 {
 618    pkgCache::PkgFileIterator File = Cache.FileBegin();
 619    for (; File.end() == false; ++File)
 620    {
 621       if (this->File != File.FileName())
 622          continue;
 623
 624       struct stat St;
 625       if (stat(File.FileName(),&St) != 0)
 626       {
 627          if (_config->FindB("Debug::pkgCacheGen", false))
 628             std::clog << "StatusIndex::FindInCache - stat failed on " << File.FileName() << std::endl;
 629          return pkgCache::PkgFileIterator(Cache);
 630       }
 631       if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
 632       {
 633          if (_config->FindB("Debug::pkgCacheGen", false))
 634             std::clog << "StatusIndex::FindInCache - size (" << St.st_size << " <> " << File->Size
 635                         << ") or mtime (" << St.st_mtime << " <> " << File->mtime
 636                         << ") doesn't match for " << File.FileName() << std::endl;
 637          return pkgCache::PkgFileIterator(Cache);
 638       }
 639       return File;
 640    }
 641    return File;
 642 }
 643                                                                         /*}}}*/
 644 // StatusIndex::Exists - Check if the index is available                /*{{{*/
 645 // ---------------------------------------------------------------------
 646 /* */
 647 bool debStatusIndex::Exists() const
 648 {
 649    // Abort if the file does not exist.
 650    return true;
 651 }
 652                                                                         /*}}}*/
 653
 654 // Index File types for Debian                                          /*{{{*/
 655 class debIFTypeSrc : public pkgIndexFile::Type
 656 {
 657    public:
 658
 659    debIFTypeSrc() {Label = "Debian Source Index";};
 660 };
 661 class debIFTypePkg : public pkgIndexFile::Type
 662 {
 663    public:
 664
 665    virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const
 666    {
 667       return new debRecordParser(File.FileName(),*File.Cache());
 668    };
 669    debIFTypePkg() {Label = "Debian Package Index";};
 670 };
 671 class debIFTypeTrans : public debIFTypePkg
 672 {
 673    public:
 674    debIFTypeTrans() {Label = "Debian Translation Index";};
 675 };
 676 class debIFTypeStatus : public pkgIndexFile::Type
 677 {
 678    public:
 679
 680    virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const
 681    {
 682       return new debRecordParser(File.FileName(),*File.Cache());
 683    };
 684    debIFTypeStatus() {Label = "Debian dpkg status file";};
 685 };
 686 static debIFTypeSrc _apt_Src;
 687 static debIFTypePkg _apt_Pkg;
 688 static debIFTypeTrans _apt_Trans;
 689 static debIFTypeStatus _apt_Status;
 690
 691 const pkgIndexFile::Type *debSourcesIndex::GetType() const
 692 {
 693    return &_apt_Src;
 694 }
 695 const pkgIndexFile::Type *debPackagesIndex::GetType() const
 696 {
 697    return &_apt_Pkg;
 698 }
 699 const pkgIndexFile::Type *debTranslationsIndex::GetType() const
 700 {
 701    return &_apt_Trans;
 702 }
 703 const pkgIndexFile::Type *debStatusIndex::GetType() const
 704 {
 705    return &_apt_Status;
 706 }
 707
 708                                                                         /*}}}*/