apt-pkg/srcrecords.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: srcrecords.h,v 1.1 1999/04/04 01:17:29 jgg Exp $
   4 /* ######################################################################
   5
   6    Source Package Records - Allows access to source package records
   7
   8    Parses and allows access to the list of source records and searching by
   9    source name on that list.
  10
  11    ##################################################################### */
  12                                                                         /*}}}*/
  13 #ifndef PKGLIB_SRCRECORDS_H
  14 #define PKGLIB_SRCRECORDS_H
  15
  16 #ifdef __GNUG__
  17 #pragma interface "apt-pkg/srcrecords.h"
  18 #endif
  19
  20 #include <apt-pkg/fileutl.h>
  21 #include <apt-pkg/sourcelist.h>
  22
  23 class pkgSrcRecords
  24 {
  25    public:
  26
  27    class Parser
  28    {
  29       FileFd *File;
  30
  31       public:
  32
  33       virtual bool Restart() = 0;
  34       virtual bool Step() = 0;
  35       virtual bool Jump(unsigned long Off) = 0;
  36       virtual unsigned long Offset() = 0;
  37
  38       virtual string Package() = 0;
  39       virtual string Version() = 0;
  40       virtual string Maintainer() = 0;
  41       virtual string Section() = 0;
  42       virtual const char **Binaries() = 0;
  43
  44       Parser(FileFd *File) : File(File) {};
  45       virtual ~Parser() {delete File;};
  46    };
  47
  48    private:
  49
  50    // The list of files and the current parser pointer
  51    Parser **Files;
  52    Parser **Current;
  53
  54    public:
  55
  56    // Reset the search
  57    bool Restart();
  58
  59    // Locate a package by name
  60    Parser *Find(const char *Package,bool SrcOnly = false);
  61
  62    pkgSrcRecords(pkgSourceList &List);
  63    ~pkgSrcRecords();
  64 };
  65
  66
  67 #endif