rewrite the pseudo package reinstaller to be more intelligent

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

diff --git a/apt-pkg/pkgcachegen.h b/apt-pkg/pkgcachegen.h
index 66a9913713b8d27b35c65d7f1bd7a94a8e7fe0f4..46d0cd893ef9e25fe343105b87dc6c9a23d78fbc 100644 (file)
--- a/apt-pkg/pkgcachegen.h
+++ b/apt-pkg/pkgcachegen.h
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: pkgcachegen.h,v 1.13 1999/04/18 06:36:36 jgg Exp $
+// $Id: pkgcachegen.h,v 1.19 2002/07/08 03:13:30 jgg Exp $
 /* ######################################################################
    
    Package Cache Generator - Generator for the cache structure.
@@ -16,21 +16,19 @@
    
    ##################################################################### */
                                                                        /*}}}*/
-// Header section: pkglib
 #ifndef PKGLIB_PKGCACHEGEN_H
 #define PKGLIB_PKGCACHEGEN_H
 
-#ifdef __GNUG__
-#pragma interface "apt-pkg/pkgcachegen.h"
-#endif 
 
 #include <apt-pkg/pkgcache.h>
+#include <apt-pkg/md5.h>
 
 class pkgSourceList;
 class OpProgress;
 class MMap;
+class pkgIndexFile;
 
-class pkgCacheGenerator
+class pkgCacheGenerator                                                        /*{{{*/
 {
    private:
    
@@ -39,68 +37,88 @@ class pkgCacheGenerator
    public:
    
    class ListParser;
-   friend ListParser;
+   friend class ListParser;
    
    protected:
    
    DynamicMMap &Map;
    pkgCache Cache;
-   OpProgress &Progress;
+   OpProgress *Progress;
    
    string PkgFileName;
    pkgCache::PackageFile *CurrentFile;
+
+   // Flag file dependencies
+   bool FoundFileDeps;
    
-   bool NewPackage(pkgCache::PkgIterator &Pkg,string Pkg);
+   bool NewGroup(pkgCache::GrpIterator &Grp,const string &Name);
+   bool NewPackage(pkgCache::PkgIterator &Pkg,const string &Name, const string &Arch);
    bool NewFileVer(pkgCache::VerIterator &Ver,ListParser &List);
-   unsigned long NewVersion(pkgCache::VerIterator &Ver,string VerStr,unsigned long Next);
+   bool NewFileDesc(pkgCache::DescIterator &Desc,ListParser &List);
+   bool NewDepends(pkgCache::PkgIterator &Pkg, pkgCache::VerIterator &Ver,
+                  string const &Version, unsigned int const &Op,
+                  unsigned int const &Type, map_ptrloc *OldDepLast);
+   unsigned long NewVersion(pkgCache::VerIterator &Ver,const string &VerStr,unsigned long Next);
+   map_ptrloc NewDescription(pkgCache::DescIterator &Desc,const string &Lang,const MD5SumValue &md5sum,map_ptrloc Next);
+
+   public:
 
    unsigned long WriteUniqString(const char *S,unsigned int Size);
-   inline unsigned long WriteUniqString(string S) {return WriteUniqString(S);};
-   
-   public:   
+   inline unsigned long WriteUniqString(const string &S) {return WriteUniqString(S.c_str(),S.length());};
 
-   bool SelectFile(string File,unsigned long Flags = 0);
-   bool MergeList(ListParser &List);
+   void DropProgress() {Progress = 0;};
+   bool SelectFile(const string &File,const string &Site,pkgIndexFile const &Index,
+                  unsigned long Flags = 0);
+   bool MergeList(ListParser &List,pkgCache::VerIterator *Ver = 0);
    inline pkgCache &GetCache() {return Cache;};
    inline pkgCache::PkgFileIterator GetCurFile() 
          {return pkgCache::PkgFileIterator(Cache,CurrentFile);};
-      
-   pkgCacheGenerator(DynamicMMap &Map,OpProgress &Progress);
-   ~pkgCacheGenerator();
-};
 
-bool pkgSrcCacheCheck(pkgSourceList &List);
-bool pkgPkgCacheCheck(string CacheFile);
-bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress);
-MMap *pkgMakeStatusCacheMem(pkgSourceList &List,OpProgress &Progress);
+   bool HasFileDeps() {return FoundFileDeps;};
+   bool MergeFileProvides(ListParser &List);
+   bool FinishCache(OpProgress &Progress);
 
-// This is the abstract package list parser class.
+   pkgCacheGenerator(DynamicMMap *Map,OpProgress *Progress);
+   ~pkgCacheGenerator();
+};
+                                                                       /*}}}*/
+// This is the abstract package list parser class.                     /*{{{*/
 class pkgCacheGenerator::ListParser
 {
    pkgCacheGenerator *Owner;
-   friend pkgCacheGenerator;
+   friend class pkgCacheGenerator;
    
    // Some cache items
    pkgCache::VerIterator OldDepVer;
-   __apt_ptrloc *OldDepLast;
+   map_ptrloc *OldDepLast;
+
+   // Flag file dependencies
+   bool FoundFileDeps;
       
    protected:
-   
+
    inline unsigned long WriteUniqString(string S) {return Owner->WriteUniqString(S);};
    inline unsigned long WriteUniqString(const char *S,unsigned int Size) {return Owner->WriteUniqString(S,Size);};
-   inline unsigned long WriteString(string S) {return Owner->Map.WriteString(S);};
+   inline unsigned long WriteString(const string &S) {return Owner->Map.WriteString(S);};
    inline unsigned long WriteString(const char *S,unsigned int Size) {return Owner->Map.WriteString(S,Size);};
-   bool NewDepends(pkgCache::VerIterator Ver,string Package,
-                  string Version,unsigned int Op,
+   bool NewDepends(pkgCache::VerIterator Ver,const string &Package, const string &Arch,
+                  const string &Version,unsigned int Op,
                   unsigned int Type);
-   bool NewProvides(pkgCache::VerIterator Ver,string Package,string Version);
+   bool NewProvides(pkgCache::VerIterator Ver,const string &PkgName,
+                   const string &PkgArch, const string &Version);
    
    public:
    
    // These all operate against the current section
    virtual string Package() = 0;
+   virtual string Architecture() = 0;
+   virtual bool ArchitectureAll() = 0;
    virtual string Version() = 0;
    virtual bool NewVersion(pkgCache::VerIterator Ver) = 0;
+   virtual string Description() = 0;
+   virtual string DescriptionLanguage() = 0;
+   virtual MD5SumValue Description_md5() = 0;
+   virtual unsigned short VersionHash() = 0;
    virtual bool UsePackage(pkgCache::PkgIterator Pkg,
                           pkgCache::VerIterator Ver) = 0;
    virtual unsigned long Offset() = 0;
@@ -108,7 +126,29 @@ class pkgCacheGenerator::ListParser
    
    virtual bool Step() = 0;
    
+   inline bool HasFileDeps() {return FoundFileDeps;};
+   virtual bool CollectFileProvides(pkgCache &Cache,
+                                   pkgCache::VerIterator Ver) {return true;};
+
+   ListParser() : FoundFileDeps(false) {};
    virtual ~ListParser() {};
 };
+                                                                       /*}}}*/
+bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
+                       MMap **OutMap = 0,bool AllowMem = false);
+bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap);
+
+#ifdef APT_COMPATIBILITY
+#if APT_COMPATIBILITY != 986
+#warning "Using APT_COMPATIBILITY"
+#endif
+MMap *pkgMakeStatusCacheMem(pkgSourceList &List,OpProgress &Progress)
+{
+   MMap *Map = 0;
+   if (pkgMakeStatusCache(List,Progress,&Map,true) == false)
+      return 0;
+   return Map;
+}
+#endif
 
 #endif