// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: pkgcachegen.h,v 1.2 1998/07/04 05:57:38 jgg Exp $
+// $Id: pkgcachegen.h,v 1.19 2002/07/08 03:13:30 jgg Exp $
/* ######################################################################
Package Cache Generator - Generator for the cache structure.
This builds the cache structure from the abstract package list parser.
+ Each archive source has it's own list parser that is instantiated by
+ the caller to provide data for the generator.
+
+ Parts of the cache are created by this generator class while other
+ parts are created by the list parser. The list parser is responsible
+ for creating version, depends and provides structures, and some of
+ their contents
##################################################################### */
/*}}}*/
-// Header section: pkglib
#ifndef PKGLIB_PKGCACHEGEN_H
#define PKGLIB_PKGCACHEGEN_H
-#include <pkglib/pkgcache.h>
+#ifdef __GNUG__
+#pragma interface "apt-pkg/pkgcachegen.h"
+#endif
+
+#include <apt-pkg/pkgcache.h>
+
+class pkgSourceList;
+class OpProgress;
+class MMap;
+class pkgIndexFile;
class pkgCacheGenerator
{
+ private:
+
+ pkgCache::StringItem *UniqHash[26];
+
public:
class ListParser;
+ friend class ListParser;
protected:
DynamicMMap ⤅
pkgCache Cache;
-
+ OpProgress *Progress;
+
string PkgFileName;
pkgCache::PackageFile *CurrentFile;
+
+ // Flag file dependencies
+ bool FoundFileDeps;
- bool NewPackage(pkgCache::PkgIterator &Pkg,string Pkg);
+ bool NewPackage(pkgCache::PkgIterator &Pkg,const string &Pkg);
bool NewFileVer(pkgCache::VerIterator &Ver,ListParser &List);
- unsigned long NewVersion(pkgCache::VerIterator &Ver,string VerStr,unsigned long Next);
+ unsigned long NewVersion(pkgCache::VerIterator &Ver,const string &VerStr,unsigned long Next);
+
+ public:
unsigned long WriteUniqString(const char *S,unsigned int Size);
- inline unsigned long WriteUniqString(string S) {return WriteUniqString(S);};
+ inline unsigned long WriteUniqString(const string &S) {return WriteUniqString(S.c_str(),S.length());};
+
+ 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);};
+
+ bool HasFileDeps() {return FoundFileDeps;};
+ bool MergeFileProvides(ListParser &List);
+
+ pkgCacheGenerator(DynamicMMap *Map,OpProgress *Progress);
+ ~pkgCacheGenerator();
+};
+
+// This is the abstract package list parser class.
+class pkgCacheGenerator::ListParser
+{
+ pkgCacheGenerator *Owner;
+ friend class pkgCacheGenerator;
+
+ // Some cache items
+ pkgCache::VerIterator OldDepVer;
+ 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(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,const string &Package,
+ const string &Version,unsigned int Op,
+ unsigned int Type);
+ bool NewProvides(pkgCache::VerIterator Ver,const string &Package,
+ const string &Version);
public:
- // This is the abstract package list parser class.
- class ListParser
- {
- pkgCacheGenerator *Owner;
- friend pkgCacheGenerator;
-
- 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 char *S,unsigned int Size) {return Owner->Map.WriteString(S,Size);};
-
- public:
-
- // These all operate against the current section
- virtual string Package() = 0;
- virtual string Version() = 0;
- virtual bool NewVersion(pkgCache::VerIterator Ver) = 0;
- virtual bool NewPackage(pkgCache::PkgIterator Pkg) = 0;
- virtual bool UsePackage(pkgCache::PkgIterator Pkg,
- pkgCache::VerIterator Ver) = 0;
-
- virtual bool Step() = 0;
- virtual ~ListParser() {};
- };
- friend ListParser;
-
- bool SelectFile(string File,unsigned long Flags = 0);
- bool MergeList(ListParser &List);
-
- pkgCacheGenerator(DynamicMMap &Map);
- ~pkgCacheGenerator();
+ // These all operate against the current section
+ virtual string Package() = 0;
+ virtual string Version() = 0;
+ virtual bool NewVersion(pkgCache::VerIterator Ver) = 0;
+ virtual unsigned short VersionHash() = 0;
+ virtual bool UsePackage(pkgCache::PkgIterator Pkg,
+ pkgCache::VerIterator Ver) = 0;
+ virtual unsigned long Offset() = 0;
+ virtual unsigned long Size() = 0;
+
+ 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
projects / apt.git / blobdiff