// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: cacheiterators.h,v 1.8 1998/11/14 07:20:08 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
##################################################################### */
/*}}}*/
-// Header section: pkglib
#ifndef PKGLIB_CACHEITERATORS_H
#define PKGLIB_CACHEITERATORS_H
-#ifdef __GNUG__
-#pragma interface "apt-pkg/cacheiterators.h"
-#endif
-// Package Iterator
+// 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};
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;
inline unsigned long Index() const {return Pkg - Owner->PkgP;};
OkState State() const;
-
+
+ //Nice printable representation
+ friend std::ostream& operator<<(std::ostream& out, pkgCache::PkgIterator Pkg);
+
+ const char *CandVersion() const;
+ const char *CurVersion() 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)
{
};
inline PkgIterator() : Pkg(0), Owner(0), HashIndex(0) {};
};
-
-// Version Iterator
+ /*}}}*/
+// Version Iterator /*{{{*/
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 == 0 || (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;};
inline bool operator !=(const VerIterator &B) const {return Ver != B.Ver;};
int CompareVer(const VerIterator &B) const;
-
+
+ // Testing
+ inline bool IsGood() const { return Ver && Owner && ! end();};
+
// Accessors
inline Version *operator ->() {return Ver;};
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 DescIterator DescriptionList() const;
+ DescIterator TranslatedDescription() const;
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;
+ inline const char *PriorityType() {return Owner->Priority(Ver->Priority);};
+ string RelStr();
+
+ bool Automatic() const;
+ VerFileIterator NewestFile() const;
- inline VerIterator(pkgCache &Owner,Version *Trg = 0) : Ver(Trg), Owner(Owner)
+ inline VerIterator() : Ver(0), Owner(0) {};
+ inline VerIterator(pkgCache &Owner,Version *Trg = 0) : Ver(Trg),
+ Owner(&Owner)
{
if (Ver == 0)
Ver = Owner.VerP;
};
};
+ /*}}}*/
+// Description Iterator /*{{{*/
+class pkgCache::DescIterator
+{
+ Description *Desc;
+ pkgCache *Owner;
+
+ void _dummy();
+
+ public:
+
+ // Iteration
+ void operator ++(int) {if (Desc != Owner->DescP) Desc = Owner->DescP + Desc->NextDesc;};
+ inline void operator ++() {operator ++(0);};
+ inline bool end() const {return Owner == 0 || Desc == Owner->DescP?true:false;};
+ inline void operator =(const DescIterator &B) {Desc = B.Desc; Owner = B.Owner;};
+
+ // Comparison
+ inline bool operator ==(const DescIterator &B) const {return Desc == B.Desc;};
+ inline bool operator !=(const DescIterator &B) const {return Desc != B.Desc;};
+ int CompareDesc(const DescIterator &B) const;
+
+ // Accessors
+ inline Description *operator ->() {return Desc;};
+ inline Description const *operator ->() const {return Desc;};
+ inline Description &operator *() {return *Desc;};
+ inline Description const &operator *() const {return *Desc;};
+ inline operator Description *() {return Desc == Owner->DescP?0:Desc;};
+ inline operator Description const *() const {return Desc == Owner->DescP?0:Desc;};
+ inline pkgCache *Cache() {return Owner;};
+
+ inline const char *LanguageCode() const {return Owner->StrP + Desc->language_code;};
+ inline const char *md5() const {return Owner->StrP + Desc->md5sum;};
+ inline DescFileIterator FileList() const;
+ inline unsigned long Index() const {return Desc - Owner->DescP;};
-// Dependency iterator
+ inline DescIterator() : Desc(0), Owner(0) {};
+ inline DescIterator(pkgCache &Owner,Description *Trg = 0) : Desc(Trg),
+ Owner(&Owner)
+ {
+ if (Desc == 0)
+ Desc = Owner.DescP;
+ };
+};
+ /*}}}*/
+// Dependency iterator /*{{{*/
class pkgCache::DepIterator
{
Dependency *Dep;
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;};
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)
};
inline DepIterator() : Dep(0), Type(DepVer), Owner(0) {};
};
-
-// Provides iterator
+ /*}}}*/
+// Provides iterator /*{{{*/
class pkgCache::PrvIterator
{
Provides *Prv;
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;};
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;};
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)
{
Prv = Owner.ProvideP;
};
};
-
-// Package file
+ /*}}}*/
+// Package file /*{{{*/
class pkgCache::PkgFileIterator
{
pkgCache *Owner;
// Iteration
void operator ++(int) {if (File!= Owner->PkgFileP) File = Owner->PkgFileP + File->NextFile;};
inline void operator ++() {operator ++(0);};
- inline bool end() const {return File == Owner->PkgFileP?true:false;};
+ inline bool end() const {return Owner == 0 || File == Owner->PkgFileP?true:false;};
// Comparison
inline bool operator ==(const PkgFileIterator &B) const {return File == B.File;};
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 *Codename() const {return File->Codename ==0?0:Owner->StrP + File->Codename;};
+ 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) {};
};
-
-// Version File
+ /*}}}*/
+// Version File /*{{{*/
class pkgCache::VerFileIterator
{
pkgCache *Owner;
// Iteration
void operator ++(int) {if (FileP != Owner->VerFileP) FileP = Owner->VerFileP + FileP->NextFile;};
inline void operator ++() {operator ++(0);};
- inline bool end() const {return FileP == Owner->VerFileP?true:false;};
+ inline bool end() const {return Owner == 0 || FileP == Owner->VerFileP?true:false;};
// Comparison
inline bool operator ==(const VerFileIterator &B) const {return FileP == B.FileP;};
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) {};
};
+ /*}}}*/
+// Description File /*{{{*/
+class pkgCache::DescFileIterator
+{
+ pkgCache *Owner;
+ DescFile *FileP;
+
+ public:
-// Inlined Begin functions cant be in the class because of order problems
+ // Iteration
+ void operator ++(int) {if (FileP != Owner->DescFileP) FileP = Owner->DescFileP + FileP->NextFile;};
+ inline void operator ++() {operator ++(0);};
+ inline bool end() const {return Owner == 0 || FileP == Owner->DescFileP?true:false;};
+
+ // Comparison
+ inline bool operator ==(const DescFileIterator &B) const {return FileP == B.FileP;};
+ inline bool operator !=(const DescFileIterator &B) const {return FileP != B.FileP;};
+
+ // Accessors
+ inline DescFile *operator ->() {return FileP;};
+ inline DescFile const *operator ->() const {return FileP;};
+ inline DescFile const &operator *() const {return *FileP;};
+ inline operator DescFile *() {return FileP == Owner->DescFileP?0:FileP;};
+ inline operator DescFile const *() const {return FileP == Owner->DescFileP?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->DescFileP;};
+
+ inline DescFileIterator() : Owner(0), FileP(0) {};
+ inline DescFileIterator(pkgCache &Owner,DescFile *Trg) : Owner(&Owner), FileP(Trg) {};
+};
+ /*}}}*/
+// Inlined Begin functions cant be in the class because of order problems /*{{{*/
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::DescIterator pkgCache::VerIterator::DescriptionList() const
+ {return DescIterator(*Owner,Owner->DescP + Ver->DescriptionList);};
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);};
+inline pkgCache::DescFileIterator pkgCache::DescIterator::FileList() const
+ {return DescFileIterator(*Owner,Owner->DescFileP + Desc->FileList);};
+ /*}}}*/
#endif
projects / apt.git / blobdiff