X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/c9807169492a1f5674fafc0af29eb37a9bbb26b3..f8477782df203e1998a8704e71a1a3cc699e9e3a:/apt-pkg/cacheiterators.h diff --git a/apt-pkg/cacheiterators.h b/apt-pkg/cacheiterators.h index 0b5044178..2b326bd65 100644 --- a/apt-pkg/cacheiterators.h +++ b/apt-pkg/cacheiterators.h @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: cacheiterators.h,v 1.9 1998/11/27 00:07:23 jgg Exp $ +// $Id: cacheiterators.h,v 1.18.2.1 2004/05/08 22:44:27 mdz Exp $ /* ###################################################################### Cache Iterators - Iterators for navigating the cache structure @@ -28,7 +28,6 @@ ##################################################################### */ /*}}}*/ -// Header section: pkglib #ifndef PKGLIB_CACHEITERATORS_H #define PKGLIB_CACHEITERATORS_H @@ -39,10 +38,20 @@ // Package Iterator class pkgCache::PkgIterator { + friend class pkgCache; Package *Pkg; pkgCache *Owner; long HashIndex; + protected: + + // This constructor is the 'begin' constructor, never use it. + inline PkgIterator(pkgCache &Owner) : Owner(&Owner), HashIndex(-1) + { + Pkg = Owner.PkgP; + operator ++(0); + }; + public: enum OkState {NeedsNothing,NeedsUnpack,NeedsConfigure}; @@ -62,12 +71,13 @@ class pkgCache::PkgIterator inline Package const &operator *() const {return *Pkg;}; inline operator Package *() {return Pkg == Owner->PkgP?0:Pkg;}; inline operator Package const *() const {return Pkg == Owner->PkgP?0:Pkg;}; + inline pkgCache *Cache() {return Owner;}; inline const char *Name() const {return Pkg->Name == 0?0:Owner->StrP + Pkg->Name;}; inline const char *Section() const {return Pkg->Section == 0?0:Owner->StrP + Pkg->Section;}; - inline const char *TargetDist() const {return Pkg->TargetDist == 0?0:Owner->StrP + Pkg->TargetDist;}; + inline bool Purge() const {return Pkg->CurrentState == pkgCache::State::Purge || + (Pkg->CurrentVer == 0 && Pkg->CurrentState == pkgCache::State::NotInstalled);}; inline VerIterator VersionList() const; - inline VerIterator TargetVer() const; inline VerIterator CurrentVer() const; inline DepIterator RevDependsList() const; inline PrvIterator ProvidesList() const; @@ -75,11 +85,6 @@ class pkgCache::PkgIterator OkState State() const; // Constructors - inline PkgIterator(pkgCache &Owner) : Owner(&Owner), HashIndex(-1) - { - Pkg = Owner.PkgP; - operator ++(0); - }; inline PkgIterator(pkgCache &Owner,Package *Trg) : Pkg(Trg), Owner(&Owner), HashIndex(0) { @@ -93,17 +98,17 @@ class pkgCache::PkgIterator class pkgCache::VerIterator { Version *Ver; - pkgCache &Owner; + pkgCache *Owner; void _dummy(); public: // Iteration - void operator ++(int) {if (Ver != Owner.VerP) Ver = Owner.VerP + Ver->NextVer;}; + void operator ++(int) {if (Ver != Owner->VerP) Ver = Owner->VerP + Ver->NextVer;}; inline void operator ++() {operator ++(0);}; - inline bool end() const {return Ver == Owner.VerP?true:false;}; - inline void operator =(const VerIterator &B) {Ver = B.Ver;}; + inline bool end() const {return Owner == NULL || (Ver == Owner->VerP?true:false);}; + inline void operator =(const VerIterator &B) {Ver = B.Ver; Owner = B.Owner;}; // Comparison inline bool operator ==(const VerIterator &B) const {return Ver == B.Ver;}; @@ -115,20 +120,28 @@ class pkgCache::VerIterator inline Version const *operator ->() const {return Ver;}; inline Version &operator *() {return *Ver;}; inline Version const &operator *() const {return *Ver;}; - inline operator Version *() {return Ver == Owner.VerP?0:Ver;}; - inline operator Version const *() const {return Ver == Owner.VerP?0:Ver;}; - - inline const char *VerStr() const {return Ver->VerStr == 0?0:Owner.StrP + Ver->VerStr;}; - inline const char *Section() const {return Ver->Section == 0?0:Owner.StrP + Ver->Section;}; - inline PkgIterator ParentPkg() const {return PkgIterator(Owner,Owner.PkgP + Ver->ParentPkg);}; + inline operator Version *() {return Ver == Owner->VerP?0:Ver;}; + inline operator Version const *() const {return Ver == Owner->VerP?0:Ver;}; + inline pkgCache *Cache() {return Owner;}; + + inline const char *VerStr() const {return Ver->VerStr == 0?0:Owner->StrP + Ver->VerStr;}; + inline const char *Section() const {return Ver->Section == 0?0:Owner->StrP + Ver->Section;}; + inline const char *Arch() const {return Ver->Arch == 0?0:Owner->StrP + Ver->Arch;}; + inline PkgIterator ParentPkg() const {return PkgIterator(*Owner,Owner->PkgP + Ver->ParentPkg);}; inline DepIterator DependsList() const; inline PrvIterator ProvidesList() const; inline VerFileIterator FileList() const; - inline unsigned long Index() const {return Ver - Owner.VerP;}; + inline unsigned long Index() const {return Ver - Owner->VerP;}; bool Downloadable() const; - const char *PriorityType(); + inline const char *PriorityType() {return Owner->Priority(Ver->Priority);}; + string RelStr(); - inline VerIterator(pkgCache &Owner,Version *Trg = 0) : Ver(Trg), Owner(Owner) + bool Automatic() const; + VerFileIterator NewestFile() const; + + inline VerIterator() : Ver(0), Owner(0) {}; + inline VerIterator(pkgCache &Owner,Version *Trg = 0) : Ver(Trg), + Owner(&Owner) { if (Ver == 0) Ver = Owner.VerP; @@ -163,10 +176,11 @@ class pkgCache::DepIterator inline Dependency const &operator *() const {return *Dep;}; inline operator Dependency *() {return Dep == Owner->DepP?0:Dep;}; inline operator Dependency const *() const {return Dep == Owner->DepP?0:Dep;}; + inline pkgCache *Cache() {return Owner;}; inline const char *TargetVer() const {return Dep->Version == 0?0:Owner->StrP + Dep->Version;}; inline PkgIterator TargetPkg() {return PkgIterator(*Owner,Owner->PkgP + Dep->Package);}; - inline PkgIterator SmartTargetPkg() {PkgIterator R(*Owner);SmartTargetPkg(R);return R;}; + inline PkgIterator SmartTargetPkg() {PkgIterator R(*Owner,0);SmartTargetPkg(R);return R;}; inline VerIterator ParentVer() {return VerIterator(*Owner,Owner->VerP + Dep->ParentVer);}; inline PkgIterator ParentPkg() {return PkgIterator(*Owner,Owner->PkgP + Owner->VerP[Dep->ParentVer].ParentPkg);}; inline bool Reverse() {return Type == DepRev;}; @@ -175,8 +189,8 @@ class pkgCache::DepIterator void GlobOr(DepIterator &Start,DepIterator &End); Version **AllTargets(); bool SmartTargetPkg(PkgIterator &Result); - const char *CompType(); - const char *DepType(); + inline const char *CompType() {return Owner->CompType(Dep->CompareOp);}; + inline const char *DepType() {return Owner->DepType(Dep->Type);}; inline DepIterator(pkgCache &Owner,Dependency *Trg,Version * = 0) : Dep(Trg), Type(DepVer), Owner(&Owner) @@ -208,7 +222,7 @@ class pkgCache::PrvIterator void operator ++(int) {if (Prv != Owner->ProvideP) Prv = Owner->ProvideP + (Type == PrvVer?Prv->NextPkgProv:Prv->NextProvides);}; inline void operator ++() {operator ++(0);}; - inline bool end() const {return Prv == Owner->ProvideP?true:false;}; + inline bool end() const {return Owner == 0 || Prv == Owner->ProvideP?true:false;}; // Comparison inline bool operator ==(const PrvIterator &B) const {return Prv == B.Prv;}; @@ -221,6 +235,7 @@ class pkgCache::PrvIterator inline Provides const &operator *() const {return *Prv;}; inline operator Provides *() {return Prv == Owner->ProvideP?0:Prv;}; inline operator Provides const *() const {return Prv == Owner->ProvideP?0:Prv;}; + inline pkgCache *Cache() {return Owner;}; inline const char *Name() const {return Owner->StrP + Owner->PkgP[Prv->ParentPkg].Name;}; inline const char *ProvideVersion() const {return Prv->ProvideVersion == 0?0:Owner->StrP + Prv->ProvideVersion;}; @@ -229,6 +244,8 @@ class pkgCache::PrvIterator inline PkgIterator OwnerPkg() {return PkgIterator(*Owner,Owner->PkgP + Owner->VerP[Prv->Version].ParentPkg);}; inline unsigned long Index() const {return Prv - Owner->ProvideP;}; + inline PrvIterator() : Prv(0), Type(PrvVer), Owner(0) {}; + inline PrvIterator(pkgCache &Owner,Provides *Trg,Version *) : Prv(Trg), Type(PrvVer), Owner(&Owner) { @@ -266,16 +283,26 @@ class pkgCache::PkgFileIterator inline PackageFile const &operator *() const {return *File;}; inline operator PackageFile *() {return File == Owner->PkgFileP?0:File;}; inline operator PackageFile const *() const {return File == Owner->PkgFileP?0:File;}; + inline pkgCache *Cache() {return Owner;}; inline const char *FileName() const {return File->FileName == 0?0:Owner->StrP + File->FileName;}; + inline const char *Archive() const {return File->Archive == 0?0:Owner->StrP + File->Archive;}; + inline const char *Component() const {return File->Component == 0?0:Owner->StrP + File->Component;}; inline const char *Version() const {return File->Version == 0?0:Owner->StrP + File->Version;}; - inline const char *Distribution() const {return File->Distribution == 0?0:Owner->StrP + File->Distribution;}; + inline const char *Origin() const {return File->Origin == 0?0:Owner->StrP + File->Origin;}; + inline const char *Label() const {return File->Label == 0?0:Owner->StrP + File->Label;}; + inline const char *Site() const {return File->Site == 0?0:Owner->StrP + File->Site;}; + inline const char *Architecture() const {return File->Architecture == 0?0:Owner->StrP + File->Architecture;}; + inline const char *IndexType() const {return File->IndexType == 0?0:Owner->StrP + File->IndexType;}; + inline unsigned long Index() const {return File - Owner->PkgFileP;}; bool IsOk(); + string RelStr(); // Constructors - inline PkgFileIterator(pkgCache &Owner) : Owner(&Owner), File(Owner.PkgFileP + Owner.Head().FileList) {}; + inline PkgFileIterator() : Owner(0), File(0) {}; + inline PkgFileIterator(pkgCache &Owner) : Owner(&Owner), File(Owner.PkgFileP) {}; inline PkgFileIterator(pkgCache &Owner,PackageFile *Trg) : Owner(&Owner), File(Trg) {}; }; @@ -302,10 +329,12 @@ class pkgCache::VerFileIterator inline VerFile const &operator *() const {return *FileP;}; inline operator VerFile *() {return FileP == Owner->VerFileP?0:FileP;}; inline operator VerFile const *() const {return FileP == Owner->VerFileP?0:FileP;}; + inline pkgCache *Cache() {return Owner;}; inline PkgFileIterator File() const {return PkgFileIterator(*Owner,FileP->File + Owner->PkgFileP);}; inline unsigned long Index() const {return FileP - Owner->VerFileP;}; + inline VerFileIterator() : Owner(0), FileP(0) {}; inline VerFileIterator(pkgCache &Owner,VerFile *Trg) : Owner(&Owner), FileP(Trg) {}; }; @@ -314,17 +343,15 @@ inline pkgCache::VerIterator pkgCache::PkgIterator::VersionList() const {return VerIterator(*Owner,Owner->VerP + Pkg->VersionList);}; inline pkgCache::VerIterator pkgCache::PkgIterator::CurrentVer() const {return VerIterator(*Owner,Owner->VerP + Pkg->CurrentVer);}; -inline pkgCache::VerIterator pkgCache::PkgIterator::TargetVer() const - {return VerIterator(*Owner,Owner->VerP + Pkg->TargetVer);}; inline pkgCache::DepIterator pkgCache::PkgIterator::RevDependsList() const {return DepIterator(*Owner,Owner->DepP + Pkg->RevDepends,Pkg);}; inline pkgCache::PrvIterator pkgCache::PkgIterator::ProvidesList() const {return PrvIterator(*Owner,Owner->ProvideP + Pkg->ProvidesList,Pkg);}; inline pkgCache::PrvIterator pkgCache::VerIterator::ProvidesList() const - {return PrvIterator(Owner,Owner.ProvideP + Ver->ProvidesList,Ver);}; + {return PrvIterator(*Owner,Owner->ProvideP + Ver->ProvidesList,Ver);}; inline pkgCache::DepIterator pkgCache::VerIterator::DependsList() const - {return DepIterator(Owner,Owner.DepP + Ver->DependsList,Ver);}; + {return DepIterator(*Owner,Owner->DepP + Ver->DependsList,Ver);}; inline pkgCache::VerFileIterator pkgCache::VerIterator::FileList() const - {return VerFileIterator(Owner,Owner.VerFileP + Ver->FileList);}; + {return VerFileIterator(*Owner,Owner->VerFileP + Ver->FileList);}; #endif