The 'not dead yet' release

[apt.git] / apt-pkg / cacheiterators.h

diff --git a/apt-pkg/cacheiterators.h b/apt-pkg/cacheiterators.h
index 2b326bd65884d995133b2158f04848061ab839c0..28466cd406aae39c5c08eed2c735229a3fef40cd 100644 (file)
--- a/apt-pkg/cacheiterators.h
+++ b/apt-pkg/cacheiterators.h
@@ -31,11 +31,8 @@
 #ifndef PKGLIB_CACHEITERATORS_H
 #define PKGLIB_CACHEITERATORS_H
 
 #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;
 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;
    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) 
    // 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) {};
 };
    };
    inline PkgIterator() : Pkg(0), Owner(0), HashIndex(0) {};
 };

-
-// Version Iterator
+                                                                       /*}}}*/
+// Version Iterator                                                    /*{{{*/

 class pkgCache::VerIterator
 {
    Version *Ver;
    pkgCache *Owner;
 class pkgCache::VerIterator
 {
    Version *Ver;
    pkgCache *Owner;

-   
+

    void _dummy();
    
    public:
    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);};
    // 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;
    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;};
    // 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 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 DepIterator DependsList() const;
    inline PrvIterator ProvidesList() const;
    inline VerFileIterator FileList() const;


@@ -147,8 +155,52 @@ class pkgCache::VerIterator
         Ver = Owner.VerP;
    };
 };
         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;
 class pkgCache::DepIterator
 {
    Dependency *Dep;


@@ -206,8 +258,8 @@ class pkgCache::DepIterator
    };
    inline DepIterator() : Dep(0), Type(DepVer), Owner(0) {};
 };
    };
    inline DepIterator() : Dep(0), Type(DepVer), Owner(0) {};
 };

-
-// Provides iterator
+                                                                       /*}}}*/
+// Provides iterator                                                   /*{{{*/

 class pkgCache::PrvIterator
 {
    Provides *Prv;
 class pkgCache::PrvIterator
 {
    Provides *Prv;


@@ -259,8 +311,8 @@ class pkgCache::PrvIterator
         Prv = Owner.ProvideP;
    };
 };
         Prv = Owner.ProvideP;
    };
 };

-
-// Package file 
+                                                                       /*}}}*/
+// Package file                                                                /*{{{*/

 class pkgCache::PkgFileIterator
 {
    pkgCache *Owner;
 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);};
    // 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;};
 
    // 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 *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;};
    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) {};
 };
    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;
 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);};
    // 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;};
 
    // 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) {};
 };
    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
 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);};
        {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::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
 #endif