apt-pkg/deb/debrecords.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: debrecords.h,v 1.8 2001/03/13 06:51:46 jgg Exp $
   4 /* ######################################################################
   5
   6    Debian Package Records - Parser for debian package records
   7
   8    This provides display-type parsing for the Packages file. This is
   9    different than the the list parser which provides cache generation
  10    services. There should be no overlap between these two.
  11
  12    ##################################################################### */
  13                                                                         /*}}}*/
  14 #ifndef PKGLIB_DEBRECORDS_H
  15 #define PKGLIB_DEBRECORDS_H
  16
  17 #include <apt-pkg/pkgrecords.h>
  18 #include <apt-pkg/tagfile.h>
  19 #include <apt-pkg/fileutl.h>
  20 #include <apt-pkg/pkgcache.h>
  21
  22 #include <string>
  23
  24 #ifndef APT_8_CLEANER_HEADERS
  25 #include <apt-pkg/indexfile.h>
  26 #endif
  27
  28 class APT_HIDDEN debRecordParserBase : public pkgRecords::Parser
  29 {
  30  protected:
  31    pkgTagSection Section;
  32
  33  public:
  34    // These refer to the archive file for the Version
  35    virtual std::string FileName();
  36    virtual std::string SourcePkg();
  37    virtual std::string SourceVer();
  38
  39    virtual HashStringList Hashes() const;
  40
  41    // These are some general stats about the package
  42    virtual std::string Maintainer();
  43    virtual std::string ShortDesc(std::string const &lang);
  44    virtual std::string LongDesc(std::string const &lang);
  45    virtual std::string Name();
  46    virtual std::string Homepage();
  47
  48    // An arbitrary custom field
  49    virtual std::string RecordField(const char *fieldName);
  50
  51    virtual void GetRec(const char *&Start,const char *&Stop);
  52
  53    debRecordParserBase() : Parser() {}
  54    virtual ~debRecordParserBase();
  55 };
  56
  57 class APT_HIDDEN debRecordParser : public debRecordParserBase
  58 {
  59  protected:
  60    FileFd File;
  61    pkgTagFile Tags;
  62
  63    virtual bool Jump(pkgCache::VerFileIterator const &Ver);
  64    virtual bool Jump(pkgCache::DescFileIterator const &Desc);
  65
  66  public:
  67    debRecordParser(std::string FileName,pkgCache &Cache);
  68    virtual ~debRecordParser();
  69 };
  70
  71 // custom record parser that reads deb files directly
  72 class APT_HIDDEN debDebFileRecordParser : public debRecordParserBase
  73 {
  74    std::string debFileName;
  75    std::string controlContent;
  76
  77    APT_HIDDEN bool LoadContent();
  78  protected:
  79    // single file files, so no jumping whatsoever
  80    bool Jump(pkgCache::VerFileIterator const &) { return LoadContent(); }
  81    bool Jump(pkgCache::DescFileIterator const &) { return LoadContent(); }
  82
  83  public:
  84    virtual std::string FileName() { return debFileName; }
  85
  86    debDebFileRecordParser(std::string FileName)
  87       : debRecordParserBase(), debFileName(FileName) {};
  88 };
  89
  90 #endif