X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/fcffe89d8344e699267210badac53ff24dd41148..baec76f5f0f9fcbd71f6e2afaa7fc85543bd624c:/apt-pkg/pkgcache.h diff --git a/apt-pkg/pkgcache.h b/apt-pkg/pkgcache.h index f72dd30b0..83bf8961d 100644 --- a/apt-pkg/pkgcache.h +++ b/apt-pkg/pkgcache.h @@ -81,6 +81,10 @@ #include #include +#ifdef APT_PKG_EXPOSE_STRING_VIEW +#include +#endif + #ifndef APT_8_CLEANER_HEADERS using std::string; #endif @@ -119,6 +123,7 @@ class pkgCache /*{{{*/ struct StringItem; struct VerFile; struct DescFile; + struct Tag; // Iterators template class Iterator; @@ -132,6 +137,7 @@ class pkgCache /*{{{*/ class PkgFileIterator; class VerFileIterator; class DescFileIterator; + class TagIterator; class Namespace; @@ -193,7 +199,9 @@ class pkgCache /*{{{*/ // Memory mapped cache file std::string CacheFile; MMap ⤅ - +#ifdef APT_PKG_EXPOSE_STRING_VIEW + APT_HIDDEN map_id_t sHash(APT::StringView S) const APT_PURE; +#endif map_id_t sHash(const std::string &S) const APT_PURE; map_id_t sHash(const char *S) const APT_PURE; @@ -208,11 +216,12 @@ class pkgCache /*{{{*/ ReleaseFile *RlsFileP; PackageFile *PkgFileP; Version *VerP; + Tag *TagP; Description *DescP; Provides *ProvideP; Dependency *DepP; DependencyData *DepDataP; - APT_DEPRECATED StringItem *StringItemP; + APT_DEPRECATED_MSG("Not used anymore in cache generation and without a replacement") StringItem *StringItemP; char *StrP; virtual bool ReMap(bool const &Errorchecks = true); @@ -221,13 +230,34 @@ class pkgCache /*{{{*/ inline void *DataEnd() {return ((unsigned char *)Map.Data()) + Map.Size();} // String hashing function (512 range) +#ifdef APT_PKG_EXPOSE_STRING_VIEW + APT_HIDDEN inline map_id_t Hash(APT::StringView S) const {return sHash(S);} +#endif inline map_id_t Hash(const std::string &S) const {return sHash(S);} inline map_id_t Hash(const char *S) const {return sHash(S);} + APT_HIDDEN uint32_t CacheHash(); + // Useful transformation things static const char *Priority(unsigned char Priority); // Accessors +#ifdef APT_PKG_EXPOSE_STRING_VIEW + APT_HIDDEN GrpIterator FindGrp(APT::StringView Name); + APT_HIDDEN PkgIterator FindPkg(APT::StringView Name); + APT_HIDDEN PkgIterator FindPkg(APT::StringView Name, APT::StringView Arch); +#endif + +#ifdef APT_PKG_EXPOSE_STRING_VIEW + APT::StringView ViewString(map_stringitem_t idx) const + { + char *name = StrP + idx; + uint16_t len = *reinterpret_cast(name - sizeof(uint16_t)); + return APT::StringView(name, len); + } +#endif + + GrpIterator FindGrp(const std::string &Name); PkgIterator FindPkg(const std::string &Name); PkgIterator FindPkg(const std::string &Name, const std::string &Arch); @@ -293,6 +323,7 @@ struct pkgCache::Header map_number_t ReleaseFileSz; map_number_t PackageFileSz; map_number_t VersionSz; + map_number_t TagSz; map_number_t DescriptionSz; map_number_t DependencySz; map_number_t DependencyDataSz; @@ -308,6 +339,7 @@ struct pkgCache::Header map_id_t GroupCount; map_id_t PackageCount; map_id_t VersionCount; + map_id_t TagCount; map_id_t DescriptionCount; map_id_t DependsCount; map_id_t DependsDataCount; @@ -364,7 +396,7 @@ struct pkgCache::Header map_pointer_t * PkgHashTableP() const { return (map_pointer_t*) (this + 1); } map_pointer_t * GrpHashTableP() const { return PkgHashTableP() + GetHashTableSize(); } - /** \brief Size of the complete cache file */ + /** \brief Hash of the file (TODO: Rename) */ map_filesize_small_t CacheFileSize; bool CheckSizes(Header &Against) const APT_PURE; @@ -413,7 +445,7 @@ struct pkgCache::Package * Note that the access method Name() will remain. It is just this data member * deprecated as this information is already stored and available via the * associated Group – so it is wasting precious binary cache space */ - APT_DEPRECATED map_stringitem_t Name; + APT_DEPRECATED_MSG("Use the .Name() method instead of accessing the member directly") map_stringitem_t Name; /** \brief Architecture of the package */ map_stringitem_t Arch; /** \brief Base of a singly linked list of versions @@ -558,6 +590,16 @@ struct pkgCache::VerFile map_filesize_t Size; }; /*}}}*/ +// TagFile structure /*{{{*/ +/** \brief associates a tag with something */ +struct pkgCache::Tag +{ + /** \brief name of this tag */ + map_stringitem_t Name; + /** \brief next step in the linked list */ + map_pointer_t NextTag; // Tag +}; + /*}}}*/ // DescFile structure /*{{{*/ /** \brief associates a description with a Translation file */ struct pkgCache::DescFile @@ -585,6 +627,8 @@ struct pkgCache::Version map_stringitem_t VerStr; /** \brief section this version is filled in */ map_stringitem_t Section; + /** \brief high-level name used to display package */ + map_stringitem_t Display; /** \brief source package name this version comes from Always contains the name, even if it is the same as the binary name */ map_stringitem_t SourcePkgName; @@ -602,7 +646,7 @@ struct pkgCache::Version AllAllowed = All | Allowed }; /** \brief deprecated variant of No */ - static const APT_DEPRECATED VerMultiArch None = No; + static const APT_DEPRECATED_MSG("The default value of the Multi-Arch field is no, not none") VerMultiArch None = No; /** \brief stores the MultiArch capabilities of this version @@ -629,6 +673,8 @@ struct pkgCache::Version map_pointer_t ParentPkg; // Package /** \brief list of pkgCache::Provides */ map_pointer_t ProvidesList; // Provides + /** \brief list of pkgCache::Tag */ + map_pointer_t TagList; // Tag /** \brief archive size for this version @@ -742,7 +788,7 @@ struct pkgCache::Provides }; /*}}}*/ // UNUSED StringItem structure /*{{{*/ -struct APT_DEPRECATED pkgCache::StringItem +struct APT_DEPRECATED_MSG("No longer used in cache generation without a replacement") pkgCache::StringItem { /** \brief string this refers to */ map_ptrloc String; // StringItem @@ -781,6 +827,7 @@ class pkgCache::Namespace /*{{{*/ typedef pkgCache::GrpIterator GrpIterator; typedef pkgCache::PkgIterator PkgIterator; typedef pkgCache::VerIterator VerIterator; + typedef pkgCache::TagIterator TagIterator; typedef pkgCache::DescIterator DescIterator; typedef pkgCache::DepIterator DepIterator; typedef pkgCache::PrvIterator PrvIterator;