// -*- mode: cpp; mode: fold -*-
// Description                                                          /*{{{*/
// $Id: indexcopy.h,v 1.1 2002/07/23 17:54:52 niemeyer Exp $
/* ######################################################################

   Index Copying - Aid for copying and verifying the index files
   
   ##################################################################### */
                                                                        /*}}} */
#ifndef INDEXCOPY_H
#define INDEXCOPY_H

#include <vector>
#include <string>
#include <stdio.h>

using std::string;
using std::vector;

class pkgTagSection;
class FileFd;

class IndexCopy {
 protected:

   pkgTagSection *Section;

   string ChopDirs(string Path, unsigned int Depth);
   bool ReconstructPrefix(string &Prefix, string OrigPath, string CD,
                          string File);
   bool ReconstructChop(unsigned long &Chop, string Dir, string File);
   void ConvertToSourceList(string CD, string &Path);
   bool GrabFirst(string Path, string &To, unsigned int Depth);
   virtual bool GetFile(string &Filename, unsigned long &Size) = 0;
   virtual bool RewriteEntry(FILE *Target, string File) = 0;
   virtual const char *GetFileName() = 0;
   virtual const char *Type() = 0;

 public:

   bool CopyPackages(string CDROM, string Name, vector<string> &List);
   virtual ~IndexCopy() {};
};

class PackageCopy:public IndexCopy {
 protected:

   virtual bool GetFile(string &Filename, unsigned long &Size);
   virtual bool RewriteEntry(FILE *Target, string File);
   virtual const char *GetFileName() {
      return "Packages";
   };
   virtual const char *Type() {
      return "Package";
   };

 public:
   virtual ~PackageCopy() {};
};

class SourceCopy:public IndexCopy {
 protected:

   virtual bool GetFile(string &Filename, unsigned long &Size);
   virtual bool RewriteEntry(FILE *Target, string File);
   virtual const char *GetFileName() {
      return "Sources";
   };
   virtual const char *Type() {
      return "Source";
   };

 public:
   virtual ~SourceCopy() {};
};

#endif