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-rw-r--r--apt-pkg/deb/deblistparser.h150
1 files changed, 150 insertions, 0 deletions
diff --git a/apt-pkg/deb/deblistparser.h b/apt-pkg/deb/deblistparser.h
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+++ b/apt-pkg/deb/deblistparser.h
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+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: deblistparser.h,v 1.9 2001/02/20 07:03:17 jgg Exp $
+/* ######################################################################
+
+ Debian Package List Parser - This implements the abstract parser
+ interface for Debian package files
+
+ ##################################################################### */
+ /*}}}*/
+#ifndef PKGLIB_DEBLISTPARSER_H
+#define PKGLIB_DEBLISTPARSER_H
+
+#include <apt-pkg/pkgcachegen.h>
+#include <apt-pkg/tagfile.h>
+#include <apt-pkg/md5.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/macros.h>
+
+#include <string>
+#include <vector>
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+#include <apt-pkg/string_view.h>
+#endif
+
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/indexfile.h>
+#endif
+
+class FileFd;
+
+class APT_HIDDEN debListParser : public pkgCacheListParser
+{
+ public:
+
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ // Parser Helper
+ struct WordList
+ {
+ APT::StringView Str;
+ unsigned char Val;
+ };
+#endif
+
+ private:
+ std::vector<std::string> forceEssential;
+ std::vector<std::string> forceImportant;
+
+ protected:
+ pkgTagFile Tags;
+ pkgTagSection Section;
+ map_filesize_t iOffset;
+
+ virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver);
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ bool ParseDepends(pkgCache::VerIterator &Ver, APT::StringView Tag,
+ unsigned int Type);
+#endif
+ bool ParseProvides(pkgCache::VerIterator &Ver);
+
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ APT_HIDDEN static bool GrabWord(APT::StringView Word,const WordList *List,unsigned char &Out);
+#endif
+ APT_HIDDEN unsigned char ParseMultiArch(bool const showErrors);
+
+ public:
+
+ APT_PUBLIC static unsigned char GetPrio(std::string Str);
+
+ // These all operate against the current section
+ virtual std::string Package() APT_OVERRIDE;
+ virtual bool ArchitectureAll() APT_OVERRIDE;
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ virtual APT::StringView Architecture() APT_OVERRIDE;
+ virtual APT::StringView Version() APT_OVERRIDE;
+#endif
+ virtual bool NewVersion(pkgCache::VerIterator &Ver) APT_OVERRIDE;
+ virtual std::vector<std::string> AvailableDescriptionLanguages() APT_OVERRIDE;
+ virtual MD5SumValue Description_md5() APT_OVERRIDE;
+ virtual unsigned short VersionHash() APT_OVERRIDE;
+ virtual bool SameVersion(unsigned short const Hash, pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+ virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
+ pkgCache::VerIterator &Ver) APT_OVERRIDE;
+ virtual map_filesize_t Offset() APT_OVERRIDE {return iOffset;};
+ virtual map_filesize_t Size() APT_OVERRIDE {return Section.size();};
+
+ virtual bool Step() APT_OVERRIDE;
+
+ bool LoadReleaseInfo(pkgCache::RlsFileIterator &FileI,FileFd &File,
+ std::string const &section);
+
+ APT_PUBLIC static const char *ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op);
+ APT_PUBLIC static const char *ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op,
+ bool const &ParseArchFlags);
+ APT_PUBLIC static const char *ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op,
+ bool const &ParseArchFlags, bool const &StripMultiArch);
+ APT_PUBLIC static const char *ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op,
+ bool const &ParseArchFlags, bool const &StripMultiArch,
+ bool const &ParseRestrictionsList);
+
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ APT_HIDDEN static const char *ParseDepends(const char *Start,const char *Stop,
+ APT::StringView &Package,
+ APT::StringView &Ver,unsigned int &Op,
+ bool const ParseArchFlags = false, bool StripMultiArch = true,
+ bool const ParseRestrictionsList = false);
+#endif
+
+ APT_PUBLIC static const char *ConvertRelation(const char *I,unsigned int &Op);
+
+ debListParser(FileFd *File);
+ virtual ~debListParser();
+};
+
+class APT_HIDDEN debDebFileParser : public debListParser
+{
+ private:
+ std::string DebFile;
+
+ public:
+ debDebFileParser(FileFd *File, std::string const &DebFile);
+ virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
+ pkgCache::VerIterator &Ver) APT_OVERRIDE;
+};
+
+class APT_HIDDEN debTranslationsParser : public debListParser
+{
+ public:
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+ // a translation can never be a real package
+ virtual APT::StringView Architecture() APT_OVERRIDE { return ""; }
+ virtual APT::StringView Version() APT_OVERRIDE { return ""; }
+#endif
+
+ debTranslationsParser(FileFd *File)
+ : debListParser(File) {};
+};
+
+class APT_HIDDEN debStatusListParser : public debListParser
+{
+ public:
+ virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver);
+ debStatusListParser(FileFd *File)
+ : debListParser(File) {};
+};
+#endif