]> git.saurik.com Git - apt.git/blobdiff - apt-pkg/pkgcache.h
[BREAK] merge MultiArch-ABI. We don't support MultiArch,
[apt.git] / apt-pkg / pkgcache.h
index c7a3172cc0986d04f8476787332115072c4f0ac7..012caac76c5a0e5cdd14f7077cd365ff546b0ec3 100644 (file)
@@ -19,9 +19,6 @@
 #ifndef PKGLIB_PKGCACHE_H
 #define PKGLIB_PKGCACHE_H
 
-#ifdef __GNUG__
-#pragma interface "apt-pkg/pkgcache.h"
-#endif 
 
 #include <string>
 #include <time.h>
 using std::string;
     
 class pkgVersioningSystem;
-class pkgCache
+class pkgCache                                                         /*{{{*/
 {
    public:
    // Cache element predeclarations
    struct Header;
+   struct Group;
    struct Package;
    struct PackageFile;
    struct Version;
@@ -46,6 +44,8 @@ class pkgCache
    struct DescFile;
    
    // Iterators
+   template<typename Str, typename Itr> class Iterator;
+   class GrpIterator;
    class PkgIterator;
    class VerIterator;
    class DescIterator;
@@ -54,22 +54,18 @@ class pkgCache
    class PkgFileIterator;
    class VerFileIterator;
    class DescFileIterator;
-   friend class PkgIterator;
-   friend class VerIterator;
-   friend class DescInterator;
-   friend class DepIterator;
-   friend class PrvIterator;
-   friend class PkgFileIterator;
-   friend class VerFileIterator;
-   friend class DescFileIterator;
    
    class Namespace;
    
    // These are all the constants used in the cache structures
+
+   // WARNING - if you change these lists you must also edit
+   // the stringification in pkgcache.cc and also consider whether
+   // the cache file will become incompatible.
    struct Dep
    {
       enum DepType {Depends=1,PreDepends=2,Suggests=3,Recommends=4,
-        Conflicts=5,Replaces=6,Obsoletes=7};
+        Conflicts=5,Replaces=6,Obsoletes=7,DpkgBreaks=8,Enhances=9};
       enum DepCompareOp {Or=0x10,NoOp=0,LessEq=0x1,GreaterEq=0x2,Less=0x3,
         Greater=0x4,Equals=0x5,NotEquals=0x6};
    };
@@ -80,7 +76,8 @@ class pkgCache
       enum PkgSelectedState {Unknown=0,Install=1,Hold=2,DeInstall=3,Purge=4};
       enum PkgInstState {Ok=0,ReInstReq=1,HoldInst=2,HoldReInstReq=3};
       enum PkgCurrentState {NotInstalled=0,UnPacked=1,HalfConfigured=2,
-          HalfInstalled=4,ConfigFiles=5,Installed=6};
+          HalfInstalled=4,ConfigFiles=5,Installed=6,
+           TriggersAwaited=7,TriggersPending=8};
    };
    
    struct Flag
@@ -102,6 +99,7 @@ class pkgCache
    
    // Pointers to the arrays of items
    Header *HeaderP;
+   Group *GrpP;
    Package *PkgP;
    VerFile *VerFileP;
    DescFile *DescFileP;
@@ -126,8 +124,13 @@ class pkgCache
    const char *Priority(unsigned char Priority);
    
    // Accessors
+   GrpIterator FindGrp(const string &Name);
    PkgIterator FindPkg(const string &Name);
+   PkgIterator FindPkg(const string &Name, string Arch);
+
    Header &Head() {return *HeaderP;};
+   inline GrpIterator GrpBegin();
+   inline GrpIterator GrpEnd();
    inline PkgIterator PkgBegin();
    inline PkgIterator PkgEnd();
    inline PkgFileIterator FileBegin();
@@ -144,8 +147,8 @@ class pkgCache
    pkgCache(MMap *Map,bool DoMap = true);
    virtual ~pkgCache() {};
 };
-
-// Header structure
+                                                                       /*}}}*/
+// Header structure                                                    /*{{{*/
 struct pkgCache::Header
 {
    // Signature information
@@ -166,6 +169,7 @@ struct pkgCache::Header
    unsigned short DescFileSz;
    
    // Structure counts
+   unsigned long GroupCount;
    unsigned long PackageCount;
    unsigned long VersionCount;
    unsigned long DescriptionCount;
@@ -185,22 +189,36 @@ struct pkgCache::Header
 
    /* Allocation pools, there should be one of these for each structure
       excluding the header */
-   DynamicMMap::Pool Pools[8];
+   DynamicMMap::Pool Pools[9];
    
-   // Rapid package name lookup
-   map_ptrloc HashTable[2*1048];
+   // Rapid package and group name lookup
+   // Notice: Increase only both table sizes as the
+   // hashmethod assume the size of the Pkg one
+   map_ptrloc PkgHashTable[2*1048];
+   map_ptrloc GrpHashTable[2*1048];
 
    bool CheckSizes(Header &Against) const;
    Header();
 };
+                                                                       /*}}}*/
+struct pkgCache::Group {                                               /*{{{*/
+       map_ptrloc Name;        // Stringtable
 
-struct pkgCache::Package
+       // Linked List
+       map_ptrloc FirstPackage;// Package
+       map_ptrloc LastPackage; // Package
+       map_ptrloc Next;        // Group
+};
+                                                                       /*}}}*/
+struct pkgCache::Package                                               /*{{{*/
 {
    // Pointers
    map_ptrloc Name;              // Stringtable
+   map_ptrloc Arch;              // StringTable (StringItem)
    map_ptrloc VersionList;       // Version
    map_ptrloc CurrentVer;        // Version
    map_ptrloc Section;           // StringTable (StringItem)
+   map_ptrloc Group;             // Group the Package belongs to
       
    // Linked list 
    map_ptrloc NextPackage;       // Package
@@ -212,15 +230,16 @@ struct pkgCache::Package
    unsigned char InstState;         // Flags
    unsigned char CurrentState;      // State
    
-   unsigned short ID;
+   unsigned int ID;
    unsigned long Flags;
 };
-
-struct pkgCache::PackageFile
+                                                                       /*}}}*/
+struct pkgCache::PackageFile                                           /*{{{*/
 {
    // Names
    map_ptrloc FileName;        // Stringtable
    map_ptrloc Archive;         // Stringtable
+   map_ptrloc Codename;        // Stringtable
    map_ptrloc Component;       // Stringtable
    map_ptrloc Version;         // Stringtable
    map_ptrloc Origin;          // Stringtable
@@ -233,32 +252,32 @@ struct pkgCache::PackageFile
    
    // Linked list
    map_ptrloc NextFile;        // PackageFile
-   unsigned short ID;
+   unsigned int ID;
    time_t mtime;                  // Modification time for the file
 };
-
-struct pkgCache::VerFile
+                                                                       /*}}}*/
+struct pkgCache::VerFile                                               /*{{{*/
 {
    map_ptrloc File;           // PackageFile
    map_ptrloc NextFile;       // PkgVerFile
    map_ptrloc Offset;         // File offset
-   unsigned short Size;
+   unsigned long Size;
 };
-
-struct pkgCache::DescFile
+                                                                       /*}}}*/
+struct pkgCache::DescFile                                              /*{{{*/
 {
    map_ptrloc File;           // PackageFile
    map_ptrloc NextFile;       // PkgVerFile
    map_ptrloc Offset;         // File offset
-   unsigned short Size;
+   unsigned long Size;
 };
-
-struct pkgCache::Version
+                                                                       /*}}}*/
+struct pkgCache::Version                                               /*{{{*/
 {
    map_ptrloc VerStr;            // Stringtable
    map_ptrloc Section;           // StringTable (StringItem)
-   map_ptrloc Arch;              // StringTable
-      
+   enum {None, All, Foreign, Same, Allowed} MultiArch;
+
    // Lists
    map_ptrloc FileList;          // VerFile
    map_ptrloc NextVer;           // Version
@@ -270,11 +289,11 @@ struct pkgCache::Version
    map_ptrloc Size;              // These are the .deb size
    map_ptrloc InstalledSize;
    unsigned short Hash;
-   unsigned short ID;
+   unsigned int ID;
    unsigned char Priority;
 };
-
-struct pkgCache::Description
+                                                                       /*}}}*/
+struct pkgCache::Description                                           /*{{{*/
 {
    // Language Code store the description translation language code. If
    // the value has a 0 lenght then this is readed using the Package
@@ -287,10 +306,10 @@ struct pkgCache::Description
    map_ptrloc NextDesc;          // Description
    map_ptrloc ParentPkg;         // Package
 
-   unsigned short ID;
+   unsigned int ID;
 };
-
-struct pkgCache::Dependency
+                                                                       /*}}}*/
+struct pkgCache::Dependency                                            /*{{{*/
 {
    map_ptrloc Version;         // Stringtable
    map_ptrloc Package;         // Package
@@ -303,8 +322,8 @@ struct pkgCache::Dependency
    unsigned char Type;
    unsigned char CompareOp;
 };
-
-struct pkgCache::Provides
+                                                                       /*}}}*/
+struct pkgCache::Provides                                              /*{{{*/
 {
    map_ptrloc ParentPkg;        // Pacakge
    map_ptrloc Version;          // Version
@@ -312,15 +331,19 @@ struct pkgCache::Provides
    map_ptrloc NextProvides;     // Provides
    map_ptrloc NextPkgProv;      // Provides
 };
-
-struct pkgCache::StringItem
+                                                                       /*}}}*/
+struct pkgCache::StringItem                                            /*{{{*/
 {
    map_ptrloc String;        // Stringtable
    map_ptrloc NextItem;      // StringItem
 };
-
+                                                                       /*}}}*/
 #include <apt-pkg/cacheiterators.h>
 
+inline pkgCache::GrpIterator pkgCache::GrpBegin() 
+       {return GrpIterator(*this);};
+inline pkgCache::GrpIterator pkgCache::GrpEnd() 
+       {return GrpIterator(*this,GrpP);};
 inline pkgCache::PkgIterator pkgCache::PkgBegin() 
        {return PkgIterator(*this);};
 inline pkgCache::PkgIterator pkgCache::PkgEnd() 
@@ -331,10 +354,10 @@ inline pkgCache::PkgFileIterator pkgCache::FileEnd()
        {return PkgFileIterator(*this,PkgFileP);};
 
 // Oh I wish for Real Name Space Support
-class pkgCache::Namespace
+class pkgCache::Namespace                                              /*{{{*/
 {   
    public:
-
+   typedef pkgCache::GrpIterator GrpIterator;
    typedef pkgCache::PkgIterator PkgIterator;
    typedef pkgCache::VerIterator VerIterator;
    typedef pkgCache::DescIterator DescIterator;
@@ -349,5 +372,5 @@ class pkgCache::Namespace
    typedef pkgCache::Dep Dep;
    typedef pkgCache::Flag Flag;
 };
-
+                                                                       /*}}}*/
 #endif