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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>
#ifndef APT_8_CLEANER_HEADERS
#include <apt-pkg/indexfile.h>
#endif
class FileFd;
class debListParser : public pkgCacheGenerator::ListParser
{
public:
// Parser Helper
struct WordList
{
const char *Str;
unsigned char Val;
};
private:
/** \brief dpointer placeholder (for later in case we need it) */
void *d;
protected:
pkgTagFile Tags;
pkgTagSection Section;
unsigned long iOffset;
std::string Arch;
std::vector<std::string> Architectures;
bool MultiArchEnabled;
unsigned long UniqFindTagWrite(const char *Tag);
virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver);
bool ParseDepends(pkgCache::VerIterator &Ver,const char *Tag,
unsigned int Type);
bool ParseProvides(pkgCache::VerIterator &Ver);
bool NewProvidesAllArch(pkgCache::VerIterator &Ver, std::string const &Package, std::string const &Version);
static bool GrabWord(std::string Word,WordList *List,unsigned char &Out);
public:
static unsigned char GetPrio(std::string Str);
// These all operate against the current section
virtual std::string Package();
virtual std::string Architecture();
virtual bool ArchitectureAll();
virtual std::string Version();
virtual bool NewVersion(pkgCache::VerIterator &Ver);
virtual std::string Description();
virtual std::string DescriptionLanguage();
virtual MD5SumValue Description_md5();
virtual unsigned short VersionHash();
#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
virtual bool SameVersion(unsigned short const Hash, pkgCache::VerIterator const &Ver);
#endif
virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
pkgCache::VerIterator &Ver);
virtual unsigned long Offset() {return iOffset;};
virtual unsigned long Size() {return Section.size();};
virtual bool Step();
bool LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,FileFd &File,
std::string section);
static const char *ParseDepends(const char *Start,const char *Stop,
std::string &Package,std::string &Ver,unsigned int &Op);
static const char *ParseDepends(const char *Start,const char *Stop,
std::string &Package,std::string &Ver,unsigned int &Op,
bool const &ParseArchFlags);
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);
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);
static const char *ConvertRelation(const char *I,unsigned int &Op);
debListParser(FileFd *File, std::string const &Arch = "");
virtual ~debListParser() {};
private:
APT_HIDDEN unsigned char ParseMultiArch(bool const showErrors);
};
class debTranslationsParser : public debListParser
{
public:
// a translation can never be a real package
virtual std::string Architecture() { return ""; }
virtual std::string Version() { return ""; }
debTranslationsParser(FileFd *File, std::string const &Arch = "")
: debListParser(File, Arch) {};
};
#endif