X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/c5e5f07eb8b18c5c6192fcb206dc09b1fc9315e7..e29f5aee684afa04f84d8e0fe523dec72b231672:/apt-pkg/cacheiterators.h?ds=sidebyside diff --git a/apt-pkg/cacheiterators.h b/apt-pkg/cacheiterators.h index 2b326bd65..28466cd40 100644 --- a/apt-pkg/cacheiterators.h +++ b/apt-pkg/cacheiterators.h @@ -31,11 +31,8 @@ #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; @@ -83,7 +80,13 @@ class pkgCache::PkgIterator 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,Package *Trg) : Pkg(Trg), Owner(&Owner), HashIndex(0) @@ -93,13 +96,13 @@ class pkgCache::PkgIterator }; inline PkgIterator() : Pkg(0), Owner(0), HashIndex(0) {}; }; - -// Version Iterator + /*}}}*/ +// Version Iterator /*{{{*/ class pkgCache::VerIterator { Version *Ver; pkgCache *Owner; - + void _dummy(); public: @@ -107,14 +110,17 @@ class pkgCache::VerIterator // Iteration void operator ++(int) {if (Ver != Owner->VerP) Ver = Owner->VerP + Ver->NextVer;}; inline void operator ++() {operator ++(0);}; - inline bool end() const {return Owner == NULL || (Ver == Owner->VerP?true:false);}; + 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;}; @@ -128,6 +134,8 @@ class pkgCache::VerIterator 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; @@ -147,8 +155,52 @@ class pkgCache::VerIterator 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; @@ -206,8 +258,8 @@ class pkgCache::DepIterator }; inline DepIterator() : Dep(0), Type(DepVer), Owner(0) {}; }; - -// Provides iterator + /*}}}*/ +// Provides iterator /*{{{*/ class pkgCache::PrvIterator { Provides *Prv; @@ -259,8 +311,8 @@ class pkgCache::PrvIterator Prv = Owner.ProvideP; }; }; - -// Package file + /*}}}*/ +// Package file /*{{{*/ class pkgCache::PkgFileIterator { pkgCache *Owner; @@ -271,7 +323,7 @@ class pkgCache::PkgFileIterator // 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;}; @@ -290,6 +342,7 @@ class pkgCache::PkgFileIterator 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 *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;}; @@ -305,8 +358,8 @@ class pkgCache::PkgFileIterator 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; @@ -317,7 +370,7 @@ class pkgCache::VerFileIterator // 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;}; @@ -337,8 +390,40 @@ class pkgCache::VerFileIterator 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 @@ -347,11 +432,15 @@ 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);}; inline pkgCache::DepIterator pkgCache::VerIterator::DependsList() const {return DepIterator(*Owner,Owner->DepP + Ver->DependsList,Ver);}; inline pkgCache::VerFileIterator pkgCache::VerIterator::FileList() const {return VerFileIterator(*Owner,Owner->VerFileP + Ver->FileList);}; - +inline pkgCache::DescFileIterator pkgCache::DescIterator::FileList() const + {return DescFileIterator(*Owner,Owner->DescFileP + Desc->FileList);}; + /*}}}*/ #endif