correct 'apt-cache stats' to include more

[apt.git] / apt-pkg / pkgcachegen.cc

diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index d455e407075680a1b45a025fa40ef30e84cc17ac..a4d5d8783d523cdb1e781b1d3c1af6748ef29248 100644 (file)
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -18,27 +18,33 @@
 #include <apt-pkg/progress.h>
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/progress.h>
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/configuration.h>

-#include <apt-pkg/aptconfiguration.h>

 #include <apt-pkg/strutl.h>
 #include <apt-pkg/sptr.h>
 #include <apt-pkg/pkgsystem.h>
 #include <apt-pkg/macros.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/sptr.h>
 #include <apt-pkg/pkgsystem.h>
 #include <apt-pkg/macros.h>

-#include <apt-pkg/tagfile.h>

 #include <apt-pkg/metaindex.h>
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/metaindex.h>
 #include <apt-pkg/fileutl.h>

-
+#include <apt-pkg/hashsum_template.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/md5.h>
+#include <apt-pkg/mmap.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+
+#include <stddef.h>
+#include <string.h>
+#include <iostream>
+#include <string>

 #include <vector>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <vector>
 #include <sys/stat.h>
 #include <unistd.h>

-#include <errno.h>
-#include <stdio.h>

 
 #include <apti18n.h>
                                                                        /*}}}*/
 typedef std::vector<pkgIndexFile *>::iterator FileIterator;
 template <typename Iter> std::vector<Iter*> pkgCacheGenerator::Dynamic<Iter>::toReMap;
 
 
 #include <apti18n.h>
                                                                        /*}}}*/
 typedef std::vector<pkgIndexFile *>::iterator FileIterator;
 template <typename Iter> std::vector<Iter*> pkgCacheGenerator::Dynamic<Iter>::toReMap;
 

-bool IsDuplicateDescription(pkgCache::DescIterator Desc,
+static bool IsDuplicateDescription(pkgCache::DescIterator Desc,

                            MD5SumValue const &CurMd5, std::string const &CurLang);
 
 using std::string;
                            MD5SumValue const &CurMd5, std::string const &CurLang);
 
 using std::string;


@@ -67,12 +73,37 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
 
       // Starting header
       *Cache.HeaderP = pkgCache::Header();
 
       // Starting header
       *Cache.HeaderP = pkgCache::Header();

-      map_ptrloc const idxVerSysName = WriteStringInMap(_system->VS->Label);
+
+      // make room for the hashtables for packages and groups
+      if (Map.RawAllocate(2 * (Cache.HeaderP->HashTableSize * sizeof(map_pointer_t))) == 0)
+        return;
+
+      map_stringitem_t const idxVerSysName = WriteStringInMap(_system->VS->Label);
+      if (unlikely(idxVerSysName == 0))
+        return;

       Cache.HeaderP->VerSysName = idxVerSysName;
       Cache.HeaderP->VerSysName = idxVerSysName;

-      map_ptrloc const idxArchitecture = WriteStringInMap(_config->Find("APT::Architecture"));
-      Cache.HeaderP->Architecture = idxArchitecture;
-      if (unlikely(idxVerSysName == 0 || idxArchitecture == 0))
+      // this pointer is set in ReMap, but we need it now for WriteUniqString
+      Cache.StringItemP = (pkgCache::StringItem *)Map.Data();
+      map_stringitem_t const idxArchitecture = WriteUniqString(_config->Find("APT::Architecture"));
+      if (unlikely(idxArchitecture == 0))

         return;
         return;

+      Cache.HeaderP->Architecture = idxArchitecture;
+
+      std::vector<std::string> archs = APT::Configuration::getArchitectures();
+      if (archs.size() > 1)
+      {
+        std::vector<std::string>::const_iterator a = archs.begin();
+        std::string list = *a;
+        for (++a; a != archs.end(); ++a)
+           list.append(",").append(*a);
+        map_stringitem_t const idxArchitectures = WriteStringInMap(list);
+        if (unlikely(idxArchitectures == 0))
+           return;
+        Cache.HeaderP->Architectures = idxArchitectures;
+      }
+      else
+        Cache.HeaderP->Architectures = idxArchitecture;
+

       Cache.ReMap();
    }
    else
       Cache.ReMap();
    }
    else


@@ -84,9 +115,9 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
       {
         _error->Error(_("Cache has an incompatible versioning system"));
         return;
       {
         _error->Error(_("Cache has an incompatible versioning system"));
         return;

-      }      
+      }

    }
    }

-   
+

    Cache.HeaderP->Dirty = true;
    Map.Sync(0,sizeof(pkgCache::Header));
 }
    Cache.HeaderP->Dirty = true;
    Map.Sync(0,sizeof(pkgCache::Header));
 }


@@ -116,11 +147,11 @@ void pkgCacheGenerator::ReMap(void const * const oldMap, void const * const newM
 
    Cache.ReMap(false);
 
 
    Cache.ReMap(false);
 

-   CurrentFile += (pkgCache::PackageFile*) newMap - (pkgCache::PackageFile*) oldMap;
+   CurrentFile += (pkgCache::PackageFile const * const) newMap - (pkgCache::PackageFile const * const) oldMap;

 
    for (size_t i = 0; i < _count(UniqHash); ++i)
       if (UniqHash[i] != 0)
 
    for (size_t i = 0; i < _count(UniqHash); ++i)
       if (UniqHash[i] != 0)

-        UniqHash[i] += (pkgCache::StringItem*) newMap - (pkgCache::StringItem*) oldMap;
+        UniqHash[i] += (pkgCache::StringItem const * const) newMap - (pkgCache::StringItem const * const) oldMap;

 
    for (std::vector<pkgCache::GrpIterator*>::const_iterator i = Dynamic<pkgCache::GrpIterator>::toReMap.begin();
        i != Dynamic<pkgCache::GrpIterator>::toReMap.end(); ++i)
 
    for (std::vector<pkgCache::GrpIterator*>::const_iterator i = Dynamic<pkgCache::GrpIterator>::toReMap.begin();
        i != Dynamic<pkgCache::GrpIterator>::toReMap.end(); ++i)


@@ -145,27 +176,27 @@ void pkgCacheGenerator::ReMap(void const * const oldMap, void const * const newM
       (*i)->ReMap(oldMap, newMap);
 }                                                                      /*}}}*/
 // CacheGenerator::WriteStringInMap                                    /*{{{*/
       (*i)->ReMap(oldMap, newMap);
 }                                                                      /*}}}*/
 // CacheGenerator::WriteStringInMap                                    /*{{{*/

-map_ptrloc pkgCacheGenerator::WriteStringInMap(const char *String,
+map_stringitem_t pkgCacheGenerator::WriteStringInMap(const char *String,

                                        const unsigned long &Len) {
    void const * const oldMap = Map.Data();
                                        const unsigned long &Len) {
    void const * const oldMap = Map.Data();

-   map_ptrloc const index = Map.WriteString(String, Len);
+   map_stringitem_t const index = Map.WriteString(String, Len);

    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;
 }
                                                                        /*}}}*/
 // CacheGenerator::WriteStringInMap                                    /*{{{*/
    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;
 }
                                                                        /*}}}*/
 // CacheGenerator::WriteStringInMap                                    /*{{{*/

-map_ptrloc pkgCacheGenerator::WriteStringInMap(const char *String) {
+map_stringitem_t pkgCacheGenerator::WriteStringInMap(const char *String) {

    void const * const oldMap = Map.Data();
    void const * const oldMap = Map.Data();

-   map_ptrloc const index = Map.WriteString(String);
+   map_stringitem_t const index = Map.WriteString(String);

    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;
 }
                                                                        /*}}}*/
    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;
 }
                                                                        /*}}}*/

-map_ptrloc pkgCacheGenerator::AllocateInMap(const unsigned long &size) {/*{{{*/
+map_pointer_t pkgCacheGenerator::AllocateInMap(const unsigned long &size) {/*{{{*/

    void const * const oldMap = Map.Data();
    void const * const oldMap = Map.Data();

-   map_ptrloc const index = Map.Allocate(size);
+   map_pointer_t const index = Map.Allocate(size);

    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;
    if (index != 0)
       ReMap(oldMap, Map.Data());
    return index;


@@ -195,12 +226,27 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
       string const Version = List.Version();
       if (Version.empty() == true && Arch.empty() == true)
       {
       string const Version = List.Version();
       if (Version.empty() == true && Arch.empty() == true)
       {

+        // package descriptions

         if (MergeListGroup(List, PackageName) == false)
            return false;
         if (MergeListGroup(List, PackageName) == false)
            return false;

+        continue;

       }
 
       if (Arch.empty() == true)
       }
 
       if (Arch.empty() == true)

-        Arch = _config->Find("APT::Architecture");
+      {
+        // use the pseudo arch 'none' for arch-less packages
+        Arch = "none";
+        /* We might built a SingleArchCache here, which we don't want to blow up
+           just for these :none packages to a proper MultiArchCache, so just ensure
+           that we have always a native package structure first for SingleArch */
+        pkgCache::PkgIterator NP;
+        Dynamic<pkgCache::PkgIterator> DynPkg(NP);
+        if (NewPackage(NP, PackageName, _config->Find("APT::Architecture")) == false)
+        // TRANSLATOR: The first placeholder is a package name,
+        // the other two should be copied verbatim as they include debug info
+        return _error->Error(_("Error occurred while processing %s (%s%d)"),
+                             PackageName.c_str(), "NewPackage", 0);
+      }

 
       // Get a pointer to the package structure
       pkgCache::PkgIterator Pkg;
 
       // Get a pointer to the package structure
       pkgCache::PkgIterator Pkg;


@@ -230,16 +276,16 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
       }
    }
 
       }
    }
 

-   if (Cache.HeaderP->PackageCount >= (1ULL<<sizeof(Cache.PkgP->ID)*8)-1)
+   if (Cache.HeaderP->PackageCount >= std::numeric_limits<map_id_t>::max())

       return _error->Error(_("Wow, you exceeded the number of package "
                             "names this APT is capable of."));
       return _error->Error(_("Wow, you exceeded the number of package "
                             "names this APT is capable of."));

-   if (Cache.HeaderP->VersionCount >= (1ULL<<(sizeof(Cache.VerP->ID)*8))-1)
+   if (Cache.HeaderP->VersionCount >= std::numeric_limits<map_id_t>::max())

       return _error->Error(_("Wow, you exceeded the number of versions "
                             "this APT is capable of."));
       return _error->Error(_("Wow, you exceeded the number of versions "
                             "this APT is capable of."));

-   if (Cache.HeaderP->DescriptionCount >= (1ULL<<(sizeof(Cache.DescP->ID)*8))-1)
+   if (Cache.HeaderP->DescriptionCount >= std::numeric_limits<map_id_t>::max())

       return _error->Error(_("Wow, you exceeded the number of descriptions "
                             "this APT is capable of."));
       return _error->Error(_("Wow, you exceeded the number of descriptions "
                             "this APT is capable of."));

-   if (Cache.HeaderP->DependsCount >= (1ULL<<(sizeof(Cache.DepP->ID)*8))-1ULL)
+   if (Cache.HeaderP->DependsCount >= std::numeric_limits<map_id_t>::max())

       return _error->Error(_("Wow, you exceeded the number of dependencies "
                             "this APT is capable of."));
 
       return _error->Error(_("Wow, you exceeded the number of dependencies "
                             "this APT is capable of."));
 


@@ -279,42 +325,27 @@ bool pkgCacheGenerator::MergeListPackage(ListParser &List, pkgCache::PkgIterator
 
    // Find the right version to write the description
    MD5SumValue CurMd5 = List.Description_md5();
 
    // Find the right version to write the description
    MD5SumValue CurMd5 = List.Description_md5();

-   std::string CurLang = List.DescriptionLanguage();
-
+   if (CurMd5.Value().empty() == true && List.Description("").empty() == true)
+      return true;
+   std::vector<std::string> availDesc = List.AvailableDescriptionLanguages();

    for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
    {
    for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
    {

-      pkgCache::DescIterator Desc = Ver.DescriptionList();
+      pkgCache::DescIterator VerDesc = Ver.DescriptionList();

 
       // a version can only have one md5 describing it
 
       // a version can only have one md5 describing it

-      if (Desc.end() == true || MD5SumValue(Desc.md5()) != CurMd5)
+      if (VerDesc.end() == true || MD5SumValue(VerDesc.md5()) != CurMd5)

         continue;
 
         continue;
 

-      // don't add a new description if we have one for the given
-      // md5 && language
-      if (IsDuplicateDescription(Desc, CurMd5, CurLang) == true)
-        continue;
-
-      Dynamic<pkgCache::DescIterator> DynDesc(Desc);
-      // we add at the end, so that the start is constant as we need
-      // that to be able to efficiently share these lists
-      map_ptrloc *LastDesc = &Ver->DescriptionList;
-      for (;Desc.end() == false && Desc->NextDesc != 0; ++Desc);
-      if (Desc.end() == false)
-        LastDesc = &Desc->NextDesc;
-
-      void const * const oldMap = Map.Data();
-      map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, *LastDesc);
-      if (unlikely(descindex == 0 && _error->PendingError()))
-        return _error->Error(_("Error occurred while processing %s (%s%d)"),
-                             Pkg.Name(), "NewDescription", 1);
-      if (oldMap != Map.Data())
-        LastDesc += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
-      *LastDesc = descindex;
-      Desc->ParentPkg = Pkg.Index();
+      map_stringitem_t md5idx = VerDesc->md5sum;
+      for (std::vector<std::string>::const_iterator CurLang = availDesc.begin(); CurLang != availDesc.end(); ++CurLang)
+      {
+        // don't add a new description if we have one for the given
+        // md5 && language
+        if (IsDuplicateDescription(VerDesc, CurMd5, *CurLang) == true)
+           continue;

 
 

-      if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
-        return _error->Error(_("Error occurred while processing %s (%s%d)"),
-                             Pkg.Name(), "NewFileDesc", 1);
+        AddNewDescription(List, Ver, *CurLang, CurMd5, md5idx);
+      }

 
       // we can stop here as all "same" versions will share the description
       break;
 
       // we can stop here as all "same" versions will share the description
       break;


@@ -329,10 +360,10 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
 {
    pkgCache::VerIterator Ver = Pkg.VersionList();
    Dynamic<pkgCache::VerIterator> DynVer(Ver);
 {
    pkgCache::VerIterator Ver = Pkg.VersionList();
    Dynamic<pkgCache::VerIterator> DynVer(Ver);

-   map_ptrloc *LastVer = &Pkg->VersionList;
+   map_pointer_t *LastVer = &Pkg->VersionList;

    void const * oldMap = Map.Data();
 
    void const * oldMap = Map.Data();
 

-   unsigned long const Hash = List.VersionHash();
+   unsigned short const Hash = List.VersionHash();

    if (Ver.end() == false)
    {
       /* We know the list is sorted so we use that fact in the search.
    if (Ver.end() == false)
    {
       /* We know the list is sorted so we use that fact in the search.


@@ -345,7 +376,7 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
         if (Res > 0)
            break;
         // Versionstrings are equal - is hash also equal?
         if (Res > 0)
            break;
         // Versionstrings are equal - is hash also equal?

-        if (Res == 0 && Ver->Hash == Hash)
+        if (Res == 0 && List.SameVersion(Hash, Ver) == true)

            break;
         // proceed with the next till we have either the right
         // or we found another version (which will be lower)
            break;
         // proceed with the next till we have either the right
         // or we found another version (which will be lower)


@@ -374,16 +405,14 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
    }
 
    // Add a new version
    }
 
    // Add a new version

-   map_ptrloc const verindex = NewVersion(Ver,Version,*LastVer);
+   map_pointer_t const verindex = NewVersion(Ver, Version, Pkg.Index(), Hash, *LastVer);

    if (verindex == 0 && _error->PendingError())
       return _error->Error(_("Error occurred while processing %s (%s%d)"),
                           Pkg.Name(), "NewVersion", 1);
 
    if (oldMap != Map.Data())
    if (verindex == 0 && _error->PendingError())
       return _error->Error(_("Error occurred while processing %s (%s%d)"),
                           Pkg.Name(), "NewVersion", 1);
 
    if (oldMap != Map.Data())

-        LastVer += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
+        LastVer += (map_pointer_t const * const) Map.Data() - (map_pointer_t const * const) oldMap;

    *LastVer = verindex;
    *LastVer = verindex;

-   Ver->ParentPkg = Pkg.Index();
-   Ver->Hash = Hash;

 
    if (unlikely(List.NewVersion(Ver) == false))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),
 
    if (unlikely(List.NewVersion(Ver) == false))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),


@@ -418,6 +447,40 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
               return _error->Error(_("Error occurred while processing %s (%s%d)"),
                                    Pkg.Name(), "AddImplicitDepends", 1);
       }
               return _error->Error(_("Error occurred while processing %s (%s%d)"),
                                    Pkg.Name(), "AddImplicitDepends", 1);
       }

+      /* :none packages are packages without an architecture. They are forbidden by
+        debian-policy, so usually they will only be in (old) dpkg status files -
+        and dpkg will complain about them - and are pretty rare. We therefore do
+        usually not create conflicts while the parent is created, but only if a :none
+        package (= the target) appears. This creates incorrect dependencies on :none
+        for architecture-specific dependencies on the package we copy from, but we
+        will ignore this bug as architecture-specific dependencies are only allowed
+        in jessie and until then the :none packages should be extinct (hopefully).
+        In other words: This should work long enough to allow graceful removal of
+        these packages, it is not supposed to allow users to keep using them … */
+      if (strcmp(Pkg.Arch(), "none") == 0)
+      {
+        pkgCache::PkgIterator M = Grp.FindPreferredPkg();
+        if (M.end() == false && Pkg != M)
+        {
+           pkgCache::DepIterator D = M.RevDependsList();
+           Dynamic<pkgCache::DepIterator> DynD(D);
+           for (; D.end() == false; ++D)
+           {
+              if ((D->Type != pkgCache::Dep::Conflicts &&
+                   D->Type != pkgCache::Dep::DpkgBreaks &&
+                   D->Type != pkgCache::Dep::Replaces) ||
+                  D.ParentPkg().Group() == Grp)
+                 continue;
+
+              map_pointer_t *OldDepLast = NULL;
+              pkgCache::VerIterator ConVersion = D.ParentVer();
+              Dynamic<pkgCache::VerIterator> DynV(ConVersion);
+              // duplicate the Conflicts/Breaks/Replaces for :none arch
+              NewDepends(Pkg, ConVersion, D->Version,
+                    D->CompareOp, D->Type, OldDepLast);
+           }
+        }
+      }

    }
    if (unlikely(AddImplicitDepends(Grp, Pkg, Ver) == false))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),
    }
    if (unlikely(AddImplicitDepends(Grp, Pkg, Ver) == false))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),


@@ -430,11 +493,10 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
       return true;
    }
 
       return true;
    }
 

-   /* Record the Description (it is not translated) */
+   /* Record the Description(s) based on their master md5sum */

    MD5SumValue CurMd5 = List.Description_md5();
    MD5SumValue CurMd5 = List.Description_md5();

-   if (CurMd5.Value().empty() == true)
+   if (CurMd5.Value().empty() == true && List.Description("").empty() == true)

       return true;
       return true;

-   std::string CurLang = List.DescriptionLanguage();

 
    /* Before we add a new description we first search in the group for
       a version with a description of the same MD5 - if so we reuse this
 
    /* Before we add a new description we first search in the group for
       a version with a description of the same MD5 - if so we reuse this


@@ -445,31 +507,44 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
       for (pkgCache::VerIterator V = P.VersionList();
           V.end() == false; ++V)
       {
       for (pkgCache::VerIterator V = P.VersionList();
           V.end() == false; ++V)
       {

-        if (IsDuplicateDescription(V.DescriptionList(), CurMd5, "") == false)
+        if (V->DescriptionList == 0 || MD5SumValue(V.DescriptionList().md5()) != CurMd5)

            continue;
         Ver->DescriptionList = V->DescriptionList;
            continue;
         Ver->DescriptionList = V->DescriptionList;

-        return true;

       }
    }
 
       }
    }
 

-   // We haven't found reusable descriptions, so add the first description
-   pkgCache::DescIterator Desc = Ver.DescriptionList();
+   // We haven't found reusable descriptions, so add the first description(s)
+   map_stringitem_t md5idx = Ver->DescriptionList == 0 ? 0 : Ver.DescriptionList()->md5sum;
+   std::vector<std::string> availDesc = List.AvailableDescriptionLanguages();
+   for (std::vector<std::string>::const_iterator CurLang = availDesc.begin(); CurLang != availDesc.end(); ++CurLang)
+      if (AddNewDescription(List, Ver, *CurLang, CurMd5, md5idx) == false)
+        return false;
+   return true;
+}
+                                                                       /*}}}*/
+bool pkgCacheGenerator::AddNewDescription(ListParser &List, pkgCache::VerIterator &Ver, std::string const &lang, MD5SumValue const &CurMd5, map_stringitem_t &md5idx) /*{{{*/
+{
+   pkgCache::DescIterator Desc;

    Dynamic<pkgCache::DescIterator> DynDesc(Desc);
    Dynamic<pkgCache::DescIterator> DynDesc(Desc);

-   map_ptrloc *LastDesc = &Ver->DescriptionList;

 
 

-   oldMap = Map.Data();
-   map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, *LastDesc);
+   map_pointer_t const descindex = NewDescription(Desc, lang, CurMd5, md5idx);

    if (unlikely(descindex == 0 && _error->PendingError()))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),
    if (unlikely(descindex == 0 && _error->PendingError()))
       return _error->Error(_("Error occurred while processing %s (%s%d)"),

-                          Pkg.Name(), "NewDescription", 2);
-   if (oldMap != Map.Data())
-       LastDesc += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
-   *LastDesc = descindex;
-   Desc->ParentPkg = Pkg.Index();
+           Ver.ParentPkg().Name(), "NewDescription", 1);

 
 

-   if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
+   md5idx = Desc->md5sum;
+   Desc->ParentPkg = Ver.ParentPkg().Index();
+
+   // we add at the end, so that the start is constant as we need
+   // that to be able to efficiently share these lists
+   pkgCache::DescIterator VerDesc = Ver.DescriptionList(); // old value might be invalid after ReMap
+   for (;VerDesc.end() == false && VerDesc->NextDesc != 0; ++VerDesc);
+   map_pointer_t * const LastNextDesc = (VerDesc.end() == true) ? &Ver->DescriptionList : &VerDesc->NextDesc;
+   *LastNextDesc = descindex;
+
+   if (NewFileDesc(Desc,List) == false)

       return _error->Error(_("Error occurred while processing %s (%s%d)"),
       return _error->Error(_("Error occurred while processing %s (%s%d)"),

-                          Pkg.Name(), "NewFileDesc", 2);
+           Ver.ParentPkg().Name(), "NewFileDesc", 1);

 
    return true;
 }
 
    return true;
 }


@@ -505,12 +580,12 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List)
       if (Counter % 100 == 0 && Progress != 0)
         Progress->Progress(List.Offset());
 
       if (Counter % 100 == 0 && Progress != 0)
         Progress->Progress(List.Offset());
 

-      unsigned long Hash = List.VersionHash();
+      unsigned short Hash = List.VersionHash();

       pkgCache::VerIterator Ver = Pkg.VersionList();
       Dynamic<pkgCache::VerIterator> DynVer(Ver);
       for (; Ver.end() == false; ++Ver)
       {
       pkgCache::VerIterator Ver = Pkg.VersionList();
       Dynamic<pkgCache::VerIterator> DynVer(Ver);
       for (; Ver.end() == false; ++Ver)
       {

-        if (Ver->Hash == Hash && Version.c_str() == Ver.VerStr())
+        if (List.SameVersion(Hash, Ver) == true && Version == Ver.VerStr())

         {
            if (List.CollectFileProvides(Cache,Ver) == false)
               return _error->Error(_("Error occurred while processing %s (%s%d)"),
         {
            if (List.CollectFileProvides(Cache,Ver) == false)
               return _error->Error(_("Error occurred while processing %s (%s%d)"),


@@ -536,20 +611,23 @@ bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, const string &Name)
       return true;
 
    // Get a structure
       return true;
 
    // Get a structure

-   map_ptrloc const Group = AllocateInMap(sizeof(pkgCache::Group));
+   map_pointer_t const Group = AllocateInMap(sizeof(pkgCache::Group));

    if (unlikely(Group == 0))
       return false;
 
    Grp = pkgCache::GrpIterator(Cache, Cache.GrpP + Group);
    if (unlikely(Group == 0))
       return false;
 
    Grp = pkgCache::GrpIterator(Cache, Cache.GrpP + Group);

-   map_ptrloc const idxName = WriteStringInMap(Name);
+   map_pointer_t const idxName = WriteStringInMap(Name);

    if (unlikely(idxName == 0))
       return false;
    Grp->Name = idxName;
 
    // Insert it into the hash table
    unsigned long const Hash = Cache.Hash(Name);
    if (unlikely(idxName == 0))
       return false;
    Grp->Name = idxName;
 
    // Insert it into the hash table
    unsigned long const Hash = Cache.Hash(Name);

-   Grp->Next = Cache.HeaderP->GrpHashTable[Hash];
-   Cache.HeaderP->GrpHashTable[Hash] = Group;
+   map_pointer_t *insertAt = &Cache.HeaderP->GrpHashTable()[Hash];
+   while (*insertAt != 0 && strcasecmp(Name.c_str(), Cache.StrP + (Cache.GrpP + *insertAt)->Name) > 0)
+      insertAt = &(Cache.GrpP + *insertAt)->Next;
+   Grp->Next = *insertAt;
+   *insertAt = Group;

 
    Grp->ID = Cache.HeaderP->GroupCount++;
    return true;
 
    Grp->ID = Cache.HeaderP->GroupCount++;
    return true;


@@ -570,7 +648,7 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name
         return true;
 
    // Get a structure
         return true;
 
    // Get a structure

-   map_ptrloc const Package = AllocateInMap(sizeof(pkgCache::Package));
+   map_pointer_t const Package = AllocateInMap(sizeof(pkgCache::Package));

    if (unlikely(Package == 0))
       return false;
    Pkg = pkgCache::PkgIterator(Cache,Cache.PkgP + Package);
    if (unlikely(Package == 0))
       return false;
    Pkg = pkgCache::PkgIterator(Cache,Cache.PkgP + Package);


@@ -578,18 +656,21 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name
    // Insert the package into our package list
    if (Grp->FirstPackage == 0) // the group is new
    {
    // Insert the package into our package list
    if (Grp->FirstPackage == 0) // the group is new
    {

-      // Insert it into the hash table
-      unsigned long const Hash = Cache.Hash(Name);
-      Pkg->NextPackage = Cache.HeaderP->PkgHashTable[Hash];
-      Cache.HeaderP->PkgHashTable[Hash] = Package;

       Grp->FirstPackage = Package;
       Grp->FirstPackage = Package;

+      // Insert it into the hash table
+      map_id_t const Hash = Cache.Hash(Name);
+      map_pointer_t *insertAt = &Cache.HeaderP->PkgHashTable()[Hash];
+      while (*insertAt != 0 && strcasecmp(Name.c_str(), Cache.StrP + (Cache.PkgP + *insertAt)->Name) > 0)
+        insertAt = &(Cache.PkgP + *insertAt)->Next;
+      Pkg->Next = *insertAt;
+      *insertAt = Package;

    }
    else // Group the Packages together
    {
       // this package is the new last package
       pkgCache::PkgIterator LastPkg(Cache, Cache.PkgP + Grp->LastPackage);
    }
    else // Group the Packages together
    {
       // this package is the new last package
       pkgCache::PkgIterator LastPkg(Cache, Cache.PkgP + Grp->LastPackage);

-      Pkg->NextPackage = LastPkg->NextPackage;
-      LastPkg->NextPackage = Package;
+      Pkg->Next = LastPkg->Next;
+      LastPkg->Next = Package;

    }
    Grp->LastPackage = Package;
 
    }
    Grp->LastPackage = Package;
 


@@ -597,7 +678,7 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name
    Pkg->Name = Grp->Name;
    Pkg->Group = Grp.Index();
    // all is mapped to the native architecture
    Pkg->Name = Grp->Name;
    Pkg->Group = Grp.Index();
    // all is mapped to the native architecture

-   map_ptrloc const idxArch = (Arch == "all") ? Cache.HeaderP->Architecture : WriteUniqString(Arch.c_str());
+   map_stringitem_t const idxArch = (Arch == "all") ? Cache.HeaderP->Architecture : WriteUniqString(Arch.c_str());

    if (unlikely(idxArch == 0))
       return false;
    Pkg->Arch = idxArch;
    if (unlikely(idxArch == 0))
       return false;
    Pkg->Arch = idxArch;


@@ -614,13 +695,14 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::GrpIterator &G,
    // copy P.Arch() into a string here as a cache remap
    // in NewDepends() later may alter the pointer location
    string Arch = P.Arch() == NULL ? "" : P.Arch();
    // copy P.Arch() into a string here as a cache remap
    // in NewDepends() later may alter the pointer location
    string Arch = P.Arch() == NULL ? "" : P.Arch();

-   map_ptrloc *OldDepLast = NULL;
+   map_pointer_t *OldDepLast = NULL;

    /* MultiArch handling introduces a lot of implicit Dependencies:
       - MultiArch: same → Co-Installable if they have the same version
       - All others conflict with all other group members */
    bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
    pkgCache::PkgIterator D = G.PackageList();
    Dynamic<pkgCache::PkgIterator> DynD(D);
    /* MultiArch handling introduces a lot of implicit Dependencies:
       - MultiArch: same → Co-Installable if they have the same version
       - All others conflict with all other group members */
    bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
    pkgCache::PkgIterator D = G.PackageList();
    Dynamic<pkgCache::PkgIterator> DynD(D);

+   map_stringitem_t const VerStrIdx = V->VerStr;

    for (; D.end() != true; D = G.NextPkg(D))
    {
       if (Arch == D.Arch() || D->VersionList == 0)
    for (; D.end() != true; D = G.NextPkg(D))
    {
       if (Arch == D.Arch() || D->VersionList == 0)


@@ -631,16 +713,16 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::GrpIterator &G,
       if (coInstall == true)
       {
         // Replaces: ${self}:other ( << ${binary:Version})
       if (coInstall == true)
       {
         // Replaces: ${self}:other ( << ${binary:Version})

-        NewDepends(D, V, V.VerStr(),
+        NewDepends(D, V, VerStrIdx,

                    pkgCache::Dep::Less, pkgCache::Dep::Replaces,
                    OldDepLast);
         // Breaks: ${self}:other (!= ${binary:Version})
                    pkgCache::Dep::Less, pkgCache::Dep::Replaces,
                    OldDepLast);
         // Breaks: ${self}:other (!= ${binary:Version})

-        NewDepends(D, V, V.VerStr(),
+        NewDepends(D, V, VerStrIdx,

                    pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
                    OldDepLast);
       } else {
         // Conflicts: ${self}:other
                    pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
                    OldDepLast);
       } else {
         // Conflicts: ${self}:other

-        NewDepends(D, V, "",
+        NewDepends(D, V, 0,

                    pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
                    OldDepLast);
       }
                    pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
                    OldDepLast);
       }


@@ -653,21 +735,22 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::VerIterator &V,
    /* MultiArch handling introduces a lot of implicit Dependencies:
       - MultiArch: same → Co-Installable if they have the same version
       - All others conflict with all other group members */
    /* MultiArch handling introduces a lot of implicit Dependencies:
       - MultiArch: same → Co-Installable if they have the same version
       - All others conflict with all other group members */

-   map_ptrloc *OldDepLast = NULL;
+   map_pointer_t *OldDepLast = NULL;

    bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
    if (coInstall == true)
    {
    bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
    if (coInstall == true)
    {

+      map_stringitem_t const VerStrIdx = V->VerStr;

       // Replaces: ${self}:other ( << ${binary:Version})
       // Replaces: ${self}:other ( << ${binary:Version})

-      NewDepends(D, V, V.VerStr(),
+      NewDepends(D, V, VerStrIdx,

                 pkgCache::Dep::Less, pkgCache::Dep::Replaces,
                 OldDepLast);
       // Breaks: ${self}:other (!= ${binary:Version})
                 pkgCache::Dep::Less, pkgCache::Dep::Replaces,
                 OldDepLast);
       // Breaks: ${self}:other (!= ${binary:Version})

-      NewDepends(D, V, V.VerStr(),
+      NewDepends(D, V, VerStrIdx,

                 pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
                 OldDepLast);
    } else {
       // Conflicts: ${self}:other
                 pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
                 OldDepLast);
    } else {
       // Conflicts: ${self}:other

-      NewDepends(D, V, "",
+      NewDepends(D, V, 0,

                 pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
                 OldDepLast);
    }
                 pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
                 OldDepLast);
    }


@@ -685,15 +768,15 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver,
       return true;
    
    // Get a structure
       return true;
    
    // Get a structure

-   map_ptrloc const VerFile = AllocateInMap(sizeof(pkgCache::VerFile));
+   map_pointer_t const VerFile = AllocateInMap(sizeof(pkgCache::VerFile));

    if (VerFile == 0)
    if (VerFile == 0)

-      return 0;
+      return false;

    
    pkgCache::VerFileIterator VF(Cache,Cache.VerFileP + VerFile);
    VF->File = CurrentFile - Cache.PkgFileP;
    
    // Link it to the end of the list
    
    pkgCache::VerFileIterator VF(Cache,Cache.VerFileP + VerFile);
    VF->File = CurrentFile - Cache.PkgFileP;
    
    // Link it to the end of the list

-   map_ptrloc *Last = &Ver->FileList;
+   map_pointer_t *Last = &Ver->FileList;

    for (pkgCache::VerFileIterator V = Ver.FileList(); V.end() == false; ++V)
       Last = &V->NextFile;
    VF->NextFile = *Last;
    for (pkgCache::VerFileIterator V = Ver.FileList(); V.end() == false; ++V)
       Last = &V->NextFile;
    VF->NextFile = *Last;


@@ -711,24 +794,52 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver,
 // CacheGenerator::NewVersion - Create a new Version                   /*{{{*/
 // ---------------------------------------------------------------------
 /* This puts a version structure in the linked list */
 // CacheGenerator::NewVersion - Create a new Version                   /*{{{*/
 // ---------------------------------------------------------------------
 /* This puts a version structure in the linked list */

-unsigned long pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,
+map_pointer_t pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,

                                            const string &VerStr,
                                            const string &VerStr,

-                                           unsigned long Next)
+                                           map_pointer_t const ParentPkg,
+                                           unsigned short const Hash,
+                                           map_pointer_t const Next)

 {
    // Get a structure
 {
    // Get a structure

-   map_ptrloc const Version = AllocateInMap(sizeof(pkgCache::Version));
+   map_pointer_t const Version = AllocateInMap(sizeof(pkgCache::Version));

    if (Version == 0)
       return 0;
    
    // Fill it in
    Ver = pkgCache::VerIterator(Cache,Cache.VerP + Version);
    if (Version == 0)
       return 0;
    
    // Fill it in
    Ver = pkgCache::VerIterator(Cache,Cache.VerP + Version);

+   //Dynamic<pkgCache::VerIterator> DynV(Ver); // caller MergeListVersion already takes care of it

    Ver->NextVer = Next;
    Ver->NextVer = Next;

+   Ver->ParentPkg = ParentPkg;
+   Ver->Hash = Hash;

    Ver->ID = Cache.HeaderP->VersionCount++;
    Ver->ID = Cache.HeaderP->VersionCount++;

-   map_ptrloc const idxVerStr = WriteStringInMap(VerStr);
+
+   // try to find the version string in the group for reuse
+   pkgCache::PkgIterator Pkg = Ver.ParentPkg();
+   pkgCache::GrpIterator Grp = Pkg.Group();
+   if (Pkg.end() == false && Grp.end() == false)
+   {
+      for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+      {
+        if (Pkg == P)
+           continue;
+        for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
+        {
+           int const cmp = strcmp(V.VerStr(), VerStr.c_str());
+           if (cmp == 0)
+           {
+              Ver->VerStr = V->VerStr;
+              return Version;
+           }
+           else if (cmp < 0)
+              break;
+        }
+      }
+   }
+   // haven't found the version string, so create
+   map_stringitem_t const idxVerStr = WriteStringInMap(VerStr);

    if (unlikely(idxVerStr == 0))
       return 0;
    Ver->VerStr = idxVerStr;
    if (unlikely(idxVerStr == 0))
       return 0;
    Ver->VerStr = idxVerStr;

-   

    return Version;
 }
                                                                        /*}}}*/
    return Version;
 }
                                                                        /*}}}*/


@@ -742,7 +853,7 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
       return true;
    
    // Get a structure
       return true;
    
    // Get a structure

-   map_ptrloc const DescFile = AllocateInMap(sizeof(pkgCache::DescFile));
+   map_pointer_t const DescFile = AllocateInMap(sizeof(pkgCache::DescFile));

    if (DescFile == 0)
       return false;
 
    if (DescFile == 0)
       return false;
 


@@ -750,7 +861,7 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
    DF->File = CurrentFile - Cache.PkgFileP;
 
    // Link it to the end of the list
    DF->File = CurrentFile - Cache.PkgFileP;
 
    // Link it to the end of the list

-   map_ptrloc *Last = &Desc->FileList;
+   map_pointer_t *Last = &Desc->FileList;

    for (pkgCache::DescFileIterator D = Desc.FileList(); D.end() == false; ++D)
       Last = &D->NextFile;
 
    for (pkgCache::DescFileIterator D = Desc.FileList(); D.end() == false; ++D)
       Last = &D->NextFile;
 


@@ -769,26 +880,33 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
 // CacheGenerator::NewDescription - Create a new Description           /*{{{*/
 // ---------------------------------------------------------------------
 /* This puts a description structure in the linked list */
 // CacheGenerator::NewDescription - Create a new Description           /*{{{*/
 // ---------------------------------------------------------------------
 /* This puts a description structure in the linked list */

-map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
-                                           const string &Lang, 
-                                            const MD5SumValue &md5sum,
-                                           map_ptrloc Next)
+map_pointer_t pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
+                                           const string &Lang,
+                                           const MD5SumValue &md5sum,
+                                           map_stringitem_t const idxmd5str)

 {
    // Get a structure
 {
    // Get a structure

-   map_ptrloc const Description = AllocateInMap(sizeof(pkgCache::Description));
+   map_pointer_t const Description = AllocateInMap(sizeof(pkgCache::Description));

    if (Description == 0)
       return 0;
 
    // Fill it in
    Desc = pkgCache::DescIterator(Cache,Cache.DescP + Description);
    if (Description == 0)
       return 0;
 
    // Fill it in
    Desc = pkgCache::DescIterator(Cache,Cache.DescP + Description);

-   Desc->NextDesc = Next;

    Desc->ID = Cache.HeaderP->DescriptionCount++;
    Desc->ID = Cache.HeaderP->DescriptionCount++;

-   map_ptrloc const idxlanguage_code = WriteStringInMap(Lang);
-   map_ptrloc const idxmd5sum = WriteStringInMap(md5sum.Value());
-   if (unlikely(idxlanguage_code == 0 || idxmd5sum == 0))
+   map_stringitem_t const idxlanguage_code = WriteUniqString(Lang);
+   if (unlikely(idxlanguage_code == 0))

       return 0;
    Desc->language_code = idxlanguage_code;
       return 0;
    Desc->language_code = idxlanguage_code;

-   Desc->md5sum = idxmd5sum;
+
+   if (idxmd5str != 0)
+      Desc->md5sum = idxmd5str;
+   else
+   {
+      map_stringitem_t const idxmd5sum = WriteStringInMap(md5sum.Value());
+      if (unlikely(idxmd5sum == 0))
+        return 0;
+      Desc->md5sum = idxmd5sum;
+   }

 
    return Description;
 }
 
    return Description;
 }


@@ -802,36 +920,50 @@ bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
                                   string const &Version,
                                   unsigned int const &Op,
                                   unsigned int const &Type,
                                   string const &Version,
                                   unsigned int const &Op,
                                   unsigned int const &Type,

-                                  map_ptrloc* &OldDepLast)
+                                  map_stringitem_t* &OldDepLast)
+{
+   map_stringitem_t index = 0;
+   if (Version.empty() == false)
+   {
+      int const CmpOp = Op & 0x0F;
+      // =-deps are used (79:1) for lockstep on same-source packages (e.g. data-packages)
+      if (CmpOp == pkgCache::Dep::Equals && strcmp(Version.c_str(), Ver.VerStr()) == 0)
+        index = Ver->VerStr;
+
+      if (index == 0)
+      {
+        void const * const oldMap = Map.Data();
+        index = WriteStringInMap(Version);
+        if (unlikely(index == 0))
+           return false;
+        if (OldDepLast != 0 && oldMap != Map.Data())
+           OldDepLast += (map_pointer_t const * const) Map.Data() - (map_pointer_t const * const) oldMap;
+      }
+   }
+   return NewDepends(Pkg, Ver, index, Op, Type, OldDepLast);
+}
+bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
+                                  pkgCache::VerIterator &Ver,
+                                  map_pointer_t const Version,
+                                  unsigned int const &Op,
+                                  unsigned int const &Type,
+                                  map_pointer_t* &OldDepLast)

 {
    void const * const oldMap = Map.Data();
    // Get a structure
 {
    void const * const oldMap = Map.Data();
    // Get a structure

-   map_ptrloc const Dependency = AllocateInMap(sizeof(pkgCache::Dependency));
+   map_pointer_t const Dependency = AllocateInMap(sizeof(pkgCache::Dependency));

    if (unlikely(Dependency == 0))
       return false;
    if (unlikely(Dependency == 0))
       return false;

-   
+

    // Fill it in
    pkgCache::DepIterator Dep(Cache,Cache.DepP + Dependency);
    Dynamic<pkgCache::DepIterator> DynDep(Dep);
    Dep->ParentVer = Ver.Index();
    Dep->Type = Type;
    Dep->CompareOp = Op;
    // Fill it in
    pkgCache::DepIterator Dep(Cache,Cache.DepP + Dependency);
    Dynamic<pkgCache::DepIterator> DynDep(Dep);
    Dep->ParentVer = Ver.Index();
    Dep->Type = Type;
    Dep->CompareOp = Op;

+   Dep->Version = Version;

    Dep->ID = Cache.HeaderP->DependsCount++;
 
    Dep->ID = Cache.HeaderP->DependsCount++;
 

-   // Probe the reverse dependency list for a version string that matches
-   if (Version.empty() == false)
-   {
-/*      for (pkgCache::DepIterator I = Pkg.RevDependsList(); I.end() == false; I++)
-        if (I->Version != 0 && I.TargetVer() == Version)
-           Dep->Version = I->Version;*/
-      if (Dep->Version == 0) {
-        map_ptrloc const index = WriteStringInMap(Version);
-        if (unlikely(index == 0))
-           return false;
-        Dep->Version = index;
-      }
-   }
-

    // Link it to the package
    Dep->Package = Pkg.Index();
    Dep->NextRevDepends = Pkg->RevDepends;
    // Link it to the package
    Dep->Package = Pkg.Index();
    Dep->NextRevDepends = Pkg->RevDepends;


@@ -844,7 +976,7 @@ bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
       for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; ++D)
         OldDepLast = &D->NextDepends;
    } else if (oldMap != Map.Data())
       for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; ++D)
         OldDepLast = &D->NextDepends;
    } else if (oldMap != Map.Data())

-      OldDepLast += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
+      OldDepLast += (map_pointer_t const * const) Map.Data() - (map_pointer_t const * const) oldMap;

 
    Dep->NextDepends = *OldDepLast;
    *OldDepLast = Dep.Index();
 
    Dep->NextDepends = *OldDepLast;
    *OldDepLast = Dep.Index();


@@ -871,6 +1003,9 @@ bool pkgCacheGenerator::ListParser::NewDepends(pkgCache::VerIterator &Ver,
 
    // Locate the target package
    pkgCache::PkgIterator Pkg = Grp.FindPkg(Arch);
 
    // Locate the target package
    pkgCache::PkgIterator Pkg = Grp.FindPkg(Arch);

+   // we don't create 'none' packages and their dependencies if we can avoid it …
+   if (Pkg.end() == true && Arch == "none" && strcmp(Ver.ParentPkg().Arch(), "none") != 0)
+      return true;

    Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
    if (Pkg.end() == true) {
       if (unlikely(Owner->NewPackage(Pkg, PackageName, Arch) == false))
    Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
    if (Pkg.end() == true) {
       if (unlikely(Owner->NewPackage(Pkg, PackageName, Arch) == false))


@@ -906,7 +1041,7 @@ bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator &Ver,
       return true;
    
    // Get a structure
       return true;
    
    // Get a structure

-   map_ptrloc const Provides = Owner->AllocateInMap(sizeof(pkgCache::Provides));
+   map_pointer_t const Provides = Owner->AllocateInMap(sizeof(pkgCache::Provides));

    if (unlikely(Provides == 0))
       return false;
    Cache.HeaderP->ProvidesCount++;
    if (unlikely(Provides == 0))
       return false;
    Cache.HeaderP->ProvidesCount++;


@@ -917,8 +1052,12 @@ bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator &Ver,
    Prv->Version = Ver.Index();
    Prv->NextPkgProv = Ver->ProvidesList;
    Ver->ProvidesList = Prv.Index();
    Prv->Version = Ver.Index();
    Prv->NextPkgProv = Ver->ProvidesList;
    Ver->ProvidesList = Prv.Index();

-   if (Version.empty() == false && unlikely((Prv->ProvideVersion = WriteString(Version)) == 0))
-      return false;
+   if (Version.empty() == false) {
+      map_stringitem_t const idxProvideVersion = WriteString(Version);
+      Prv->ProvideVersion = idxProvideVersion;
+      if (unlikely(idxProvideVersion == 0))
+        return false;
+   }

    
    // Locate the target package
    pkgCache::PkgIterator Pkg;
    
    // Locate the target package
    pkgCache::PkgIterator Pkg;


@@ -934,6 +1073,12 @@ bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator &Ver,
    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/

+bool pkgCacheGenerator::ListParser::SameVersion(unsigned short const Hash,/*{{{*/
+      pkgCache::VerIterator const &Ver)
+{
+   return Hash == Ver->Hash;
+}
+                                                                       /*}}}*/

 // CacheGenerator::SelectFile - Select the current file being parsed   /*{{{*/
 // ---------------------------------------------------------------------
 /* This is used to select which file is to be associated with all newly
 // CacheGenerator::SelectFile - Select the current file being parsed   /*{{{*/
 // ---------------------------------------------------------------------
 /* This is used to select which file is to be associated with all newly


@@ -943,14 +1088,14 @@ bool pkgCacheGenerator::SelectFile(const string &File,const string &Site,
                                   unsigned long Flags)
 {
    // Get some space for the structure
                                   unsigned long Flags)
 {
    // Get some space for the structure

-   map_ptrloc const idxFile = AllocateInMap(sizeof(*CurrentFile));
+   map_pointer_t const idxFile = AllocateInMap(sizeof(*CurrentFile));

    if (unlikely(idxFile == 0))
       return false;
    CurrentFile = Cache.PkgFileP + idxFile;
 
    // Fill it in
    if (unlikely(idxFile == 0))
       return false;
    CurrentFile = Cache.PkgFileP + idxFile;
 
    // Fill it in

-   map_ptrloc const idxFileName = WriteStringInMap(File);
-   map_ptrloc const idxSite = WriteUniqString(Site);
+   map_stringitem_t const idxFileName = WriteStringInMap(File);
+   map_stringitem_t const idxSite = WriteUniqString(Site);

    if (unlikely(idxFileName == 0 || idxSite == 0))
       return false;
    CurrentFile->FileName = idxFileName;
    if (unlikely(idxFileName == 0 || idxSite == 0))
       return false;
    CurrentFile->FileName = idxFileName;


@@ -958,7 +1103,7 @@ bool pkgCacheGenerator::SelectFile(const string &File,const string &Site,
    CurrentFile->NextFile = Cache.HeaderP->FileList;
    CurrentFile->Flags = Flags;
    CurrentFile->ID = Cache.HeaderP->PackageFileCount;
    CurrentFile->NextFile = Cache.HeaderP->FileList;
    CurrentFile->Flags = Flags;
    CurrentFile->ID = Cache.HeaderP->PackageFileCount;

-   map_ptrloc const idxIndexType = WriteUniqString(Index.GetType()->Label);
+   map_stringitem_t const idxIndexType = WriteUniqString(Index.GetType()->Label);

    if (unlikely(idxIndexType == 0))
       return false;
    CurrentFile->IndexType = idxIndexType;
    if (unlikely(idxIndexType == 0))
       return false;
    CurrentFile->IndexType = idxIndexType;


@@ -975,7 +1120,7 @@ bool pkgCacheGenerator::SelectFile(const string &File,const string &Site,
 // ---------------------------------------------------------------------
 /* This is used to create handles to strings. Given the same text it
    always returns the same number */
 // ---------------------------------------------------------------------
 /* This is used to create handles to strings. Given the same text it
    always returns the same number */

-unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
+map_stringitem_t pkgCacheGenerator::WriteUniqString(const char *S,

                                                 unsigned int Size)
 {
    /* We use a very small transient hash table here, this speeds up generation
                                                 unsigned int Size)
 {
    /* We use a very small transient hash table here, this speeds up generation


@@ -988,7 +1133,7 @@ unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
    // Search for an insertion point
    pkgCache::StringItem *I = Cache.StringItemP + Cache.HeaderP->StringList;
    int Res = 1;
    // Search for an insertion point
    pkgCache::StringItem *I = Cache.StringItemP + Cache.HeaderP->StringList;
    int Res = 1;

-   map_ptrloc *Last = &Cache.HeaderP->StringList;
+   map_stringitem_t *Last = &Cache.HeaderP->StringList;

    for (; I != Cache.StringItemP; Last = &I->NextItem, 
         I = Cache.StringItemP + I->NextItem)
    {
    for (; I != Cache.StringItemP; Last = &I->NextItem, 
         I = Cache.StringItemP + I->NextItem)
    {


@@ -1006,16 +1151,16 @@ unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
    
    // Get a structure
    void const * const oldMap = Map.Data();
    
    // Get a structure
    void const * const oldMap = Map.Data();

-   map_ptrloc const Item = AllocateInMap(sizeof(pkgCache::StringItem));
+   map_pointer_t const Item = AllocateInMap(sizeof(pkgCache::StringItem));

    if (Item == 0)
       return 0;
 
    if (Item == 0)
       return 0;
 

-   map_ptrloc const idxString = WriteStringInMap(S,Size);
+   map_stringitem_t const idxString = WriteStringInMap(S,Size);

    if (unlikely(idxString == 0))
       return 0;
    if (oldMap != Map.Data()) {
    if (unlikely(idxString == 0))
       return 0;
    if (oldMap != Map.Data()) {

-      Last += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
-      I += (pkgCache::StringItem*) Map.Data() - (pkgCache::StringItem*) oldMap;
+      Last += (map_pointer_t const * const) Map.Data() - (map_pointer_t const * const) oldMap;
+      I += (pkgCache::StringItem const * const) Map.Data() - (pkgCache::StringItem const * const) oldMap;

    }
    *Last = Item;
 
    }
    *Last = Item;
 


@@ -1135,13 +1280,13 @@ static bool CheckValidity(const string &CacheFile,
 // ---------------------------------------------------------------------
 /* Size is kind of an abstract notion that is only used for the progress
    meter */
 // ---------------------------------------------------------------------
 /* Size is kind of an abstract notion that is only used for the progress
    meter */

-static unsigned long ComputeSize(FileIterator Start,FileIterator End)
+static map_filesize_t ComputeSize(FileIterator Start,FileIterator End)

 {
 {

-   unsigned long TotalSize = 0;
-   for (; Start != End; ++Start)
+   map_filesize_t TotalSize = 0;
+   for (; Start < End; ++Start)

    {
       if ((*Start)->HasPackages() == false)
    {
       if ((*Start)->HasPackages() == false)

-        continue;      
+        continue;

       TotalSize += (*Start)->Size();
    }
    return TotalSize;
       TotalSize += (*Start)->Size();
    }
    return TotalSize;


@@ -1152,7 +1297,7 @@ static unsigned long ComputeSize(FileIterator Start,FileIterator End)
 /* */
 static bool BuildCache(pkgCacheGenerator &Gen,
                       OpProgress *Progress,
 /* */
 static bool BuildCache(pkgCacheGenerator &Gen,
                       OpProgress *Progress,

-                      unsigned long &CurrentSize,unsigned long TotalSize,
+                      map_filesize_t &CurrentSize,map_filesize_t TotalSize,

                       FileIterator Start, FileIterator End)
 {
    FileIterator I;
                       FileIterator Start, FileIterator End)
 {
    FileIterator I;


@@ -1171,7 +1316,7 @@ static bool BuildCache(pkgCacheGenerator &Gen,
         continue;
       }
       
         continue;
       }
       

-      unsigned long Size = (*I)->Size();
+      map_filesize_t Size = (*I)->Size();

       if (Progress != NULL)
         Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists"));
       CurrentSize += Size;
       if (Progress != NULL)
         Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists"));
       CurrentSize += Size;


@@ -1188,7 +1333,7 @@ static bool BuildCache(pkgCacheGenerator &Gen,
       CurrentSize = 0;
       for (I = Start; I != End; ++I)
       {
       CurrentSize = 0;
       for (I = Start; I != End; ++I)
       {

-        unsigned long Size = (*I)->Size();
+        map_filesize_t Size = (*I)->Size();

         if (Progress != NULL)
            Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides"));
         CurrentSize += Size;
         if (Progress != NULL)
            Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides"));
         CurrentSize += Size;


@@ -1202,9 +1347,9 @@ static bool BuildCache(pkgCacheGenerator &Gen,
                                                                        /*}}}*/
 // CacheGenerator::CreateDynamicMMap - load an mmap with configuration options /*{{{*/
 DynamicMMap* pkgCacheGenerator::CreateDynamicMMap(FileFd *CacheF, unsigned long Flags) {
                                                                        /*}}}*/
 // CacheGenerator::CreateDynamicMMap - load an mmap with configuration options /*{{{*/
 DynamicMMap* pkgCacheGenerator::CreateDynamicMMap(FileFd *CacheF, unsigned long Flags) {

-   unsigned long const MapStart = _config->FindI("APT::Cache-Start", 24*1024*1024);
-   unsigned long const MapGrow = _config->FindI("APT::Cache-Grow", 1*1024*1024);
-   unsigned long const MapLimit = _config->FindI("APT::Cache-Limit", 0);
+   map_filesize_t const MapStart = _config->FindI("APT::Cache-Start", 24*1024*1024);
+   map_filesize_t const MapGrow = _config->FindI("APT::Cache-Grow", 1*1024*1024);
+   map_filesize_t const MapLimit = _config->FindI("APT::Cache-Limit", 0);

    Flags |= MMap::Moveable;
    if (_config->FindB("APT::Cache-Fallback", false) == true)
       Flags |= MMap::Fallback;
    Flags |= MMap::Moveable;
    if (_config->FindB("APT::Cache-Fallback", false) == true)
       Flags |= MMap::Fallback;


@@ -1222,7 +1367,7 @@ DynamicMMap* pkgCacheGenerator::CreateDynamicMMap(FileFd *CacheF, unsigned long
    the cache will be stored there. This is pretty much mandetory if you
    are using AllowMem. AllowMem lets the function be run as non-root
    where it builds the cache 'fast' into a memory buffer. */
    the cache will be stored there. This is pretty much mandetory if you
    are using AllowMem. AllowMem lets the function be run as non-root
    where it builds the cache 'fast' into a memory buffer. */

-__deprecated bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
+APT_DEPRECATED bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,

                        MMap **OutMap, bool AllowMem)
    { return pkgCacheGenerator::MakeStatusCache(List, &Progress, OutMap, AllowMem); }
 bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress,
                        MMap **OutMap, bool AllowMem)
    { return pkgCacheGenerator::MakeStatusCache(List, &Progress, OutMap, AllowMem); }
 bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress,


@@ -1242,7 +1387,7 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
          Files.push_back (*j);
    }
    
          Files.push_back (*j);
    }
    

-   unsigned long const EndOfSource = Files.size();
+   map_filesize_t const EndOfSource = Files.size();

    if (_system->AddStatusFiles(Files) == false)
       return false;
 
    if (_system->AddStatusFiles(Files) == false)
       return false;
 


@@ -1316,10 +1461,11 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
         }
         _error->RevertToStack();
       }
         }
         _error->RevertToStack();
       }

-      else if (Debug == true)
+      else

       {
         _error->MergeWithStack();
       {
         _error->MergeWithStack();

-        std::clog << "Open filebased MMap" << std::endl;
+        if (Debug == true)
+           std::clog << "Open filebased MMap" << std::endl;

       }
    }
    if (Writeable == false || CacheFile.empty() == true)
       }
    }
    if (Writeable == false || CacheFile.empty() == true)


@@ -1331,8 +1477,8 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
    }
    
    // Lets try the source cache.
    }
    
    // Lets try the source cache.

-   unsigned long CurrentSize = 0;
-   unsigned long TotalSize = 0;
+   map_filesize_t CurrentSize = 0;
+   map_filesize_t TotalSize = 0;

    if (CheckValidity(SrcCacheFile, List, Files.begin(),
                     Files.begin()+EndOfSource) == true)
    {
    if (CheckValidity(SrcCacheFile, List, Files.begin(),
                     Files.begin()+EndOfSource) == true)
    {


@@ -1340,7 +1486,7 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
         std::clog << "srcpkgcache.bin is valid - populate MMap with it." << std::endl;
       // Preload the map with the source cache
       FileFd SCacheF(SrcCacheFile,FileFd::ReadOnly);
         std::clog << "srcpkgcache.bin is valid - populate MMap with it." << std::endl;
       // Preload the map with the source cache
       FileFd SCacheF(SrcCacheFile,FileFd::ReadOnly);

-      unsigned long const alloc = Map->RawAllocate(SCacheF.Size());
+      map_pointer_t const alloc = Map->RawAllocate(SCacheF.Size());

       if ((alloc == 0 && _error->PendingError())
                || SCacheF.Read((unsigned char *)Map->Data() + alloc,
                                SCacheF.Size()) == false)
       if ((alloc == 0 && _error->PendingError())
                || SCacheF.Read((unsigned char *)Map->Data() + alloc,
                                SCacheF.Size()) == false)


@@ -1422,18 +1568,18 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
 // CacheGenerator::MakeOnlyStatusCache - Build only a status files cache/*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // CacheGenerator::MakeOnlyStatusCache - Build only a status files cache/*{{{*/
 // ---------------------------------------------------------------------
 /* */

-__deprecated bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)
+APT_DEPRECATED bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)

    { return pkgCacheGenerator::MakeOnlyStatusCache(&Progress, OutMap); }
 bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **OutMap)
 {
    std::vector<pkgIndexFile *> Files;
    { return pkgCacheGenerator::MakeOnlyStatusCache(&Progress, OutMap); }
 bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **OutMap)
 {
    std::vector<pkgIndexFile *> Files;

-   unsigned long EndOfSource = Files.size();
+   map_filesize_t EndOfSource = Files.size();

    if (_system->AddStatusFiles(Files) == false)
       return false;
 
    SPtr<DynamicMMap> Map = CreateDynamicMMap(NULL);
    if (_system->AddStatusFiles(Files) == false)
       return false;
 
    SPtr<DynamicMMap> Map = CreateDynamicMMap(NULL);

-   unsigned long CurrentSize = 0;
-   unsigned long TotalSize = 0;
+   map_filesize_t CurrentSize = 0;
+   map_filesize_t TotalSize = 0;

    
    TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end());
    
    
    TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end());
    


@@ -1455,7 +1601,7 @@ bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **O
 }
                                                                        /*}}}*/
 // IsDuplicateDescription                                              /*{{{*/
 }
                                                                        /*}}}*/
 // IsDuplicateDescription                                              /*{{{*/

-bool IsDuplicateDescription(pkgCache::DescIterator Desc,
+static bool IsDuplicateDescription(pkgCache::DescIterator Desc,

                            MD5SumValue const &CurMd5, std::string const &CurLang)
 {
    // Descriptions in the same link-list have all the same md5
                            MD5SumValue const &CurMd5, std::string const &CurLang)
 {
    // Descriptions in the same link-list have all the same md5


@@ -1468,7 +1614,7 @@ bool IsDuplicateDescription(pkgCache::DescIterator Desc,
 }
                                                                        /*}}}*/
 // CacheGenerator::FinishCache                                         /*{{{*/
 }
                                                                        /*}}}*/
 // CacheGenerator::FinishCache                                         /*{{{*/

-bool pkgCacheGenerator::FinishCache(OpProgress *Progress)
+bool pkgCacheGenerator::FinishCache(OpProgress * /*Progress*/)

 {
    return true;
 }
 {
    return true;
 }