apt-private/private-cachefile.h

   1 #ifndef APT_PRIVATE_CACHEFILE_H
   2 #define APT_PRIVATE_CACHEFILE_H
   3
   4 #include <apt-pkg/cachefile.h>
   5 #include <apt-pkg/progress.h>
   6 #include <apt-pkg/configuration.h>
   7 #include <apt-pkg/pkgcache.h>
   8 #include <apt-pkg/macros.h>
   9 #include <apt-pkg/sourcelist.h>
  10 #include <apt-pkg/cacheset.h>
  11
  12 #include <apti18n.h>
  13
  14 // class CacheFile - Cover class for some dependency cache functions    /*{{{*/
  15 class APT_PUBLIC CacheFile : public pkgCacheFile
  16 {
  17    public:
  18    std::vector<map_pointer_t> UniverseList;
  19
  20    bool CheckDeps(bool AllowBroken = false);
  21    bool BuildCaches(bool WithLock = true)
  22    {
  23       OpTextProgress Prog(*_config);
  24       if (pkgCacheFile::BuildCaches(&Prog,WithLock) == false)
  25          return false;
  26       return true;
  27    }
  28    bool Open(bool WithLock = true)
  29    {
  30       OpTextProgress Prog(*_config);
  31       return pkgCacheFile::Open(&Prog,WithLock);
  32    };
  33    bool OpenForInstall()
  34    {
  35       if (_config->FindB("APT::Get::Print-URIs") == true)
  36          return Open(false);
  37       else
  38          return Open(true);
  39    }
  40 };
  41                                                                         /*}}}*/
  42
  43 class SortedPackageUniverse : public APT::PackageUniverse
  44 {
  45    std::vector<map_pointer_t> &List;
  46    void LazyInit() const;
  47
  48 public:
  49    SortedPackageUniverse(CacheFile &Cache);
  50
  51    class const_iterator : public APT::Container_iterator_base<APT::PackageContainerInterface, SortedPackageUniverse, SortedPackageUniverse::const_iterator, std::vector<map_pointer_t>::const_iterator, pkgCache::PkgIterator>
  52    {
  53       pkgCache * const Cache;
  54       public:
  55          inline pkgCache::PkgIterator getType(void) const
  56          {
  57             if (*_iter == 0) return pkgCache::PkgIterator(*Cache);
  58             return pkgCache::PkgIterator(*Cache, Cache->PkgP + *_iter);
  59          }
  60          explicit const_iterator(pkgCache * const Owner, std::vector<map_pointer_t>::const_iterator i):
  61             Container_iterator_base<APT::PackageContainerInterface, SortedPackageUniverse, SortedPackageUniverse::const_iterator, std::vector<map_pointer_t>::const_iterator, pkgCache::PkgIterator>(i), Cache(Owner) {}
  62
  63    };
  64    typedef const_iterator iterator;
  65
  66    const_iterator begin() const { LazyInit(); return const_iterator(data(), List.begin()); }
  67    const_iterator end() const { LazyInit(); return const_iterator(data(), List.end()); }
  68    const_iterator cbegin() const { LazyInit(); return const_iterator(data(), List.begin()); }
  69    const_iterator cend() const { LazyInit(); return const_iterator(data(), List.end()); }
  70    iterator begin() { LazyInit(); return iterator(data(), List.begin()); }
  71    iterator end() { LazyInit(); return iterator(data(), List.end()); }
  72 };
  73
  74 #endif