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Commit	Line	Data
	1	// -- mode: cpp; mode: fold --
	2	// Description /{{{/
	3	// $Id: deblistparser.h,v 1.9 2001/02/20 07:03:17 jgg Exp $
	4	/* ######################################################################
	5
	6	Debian Package List Parser - This implements the abstract parser
	7	interface for Debian package files
	8
	9	##################################################################### */
	10	/}}}/
	11	#ifndef PKGLIB_DEBLISTPARSER_H
	12	#define PKGLIB_DEBLISTPARSER_H
	13
	14	#include <apt-pkg/pkgcachegen.h>
	15	#include <apt-pkg/tagfile.h>
	16	#include <apt-pkg/md5.h>
	17	#include <apt-pkg/pkgcache.h>
	18	#include <apt-pkg/macros.h>
	19
	20	#include <string>
	21	#include <vector>
	22
	23	#ifndef APT_8_CLEANER_HEADERS
	24	#include <apt-pkg/indexfile.h>
	25	#endif
	26
	27	class FileFd;
	28
	29	class APT_HIDDEN debListParser : public pkgCacheListParser
	30	{
	31	public:
	32
	33	// Parser Helper
	34	struct WordList
	35	{
	36	const char *Str;
	37	unsigned char Val;
	38	};
	39
	40	private:
	41	/** \brief dpointer placeholder (for later in case we need it) */
	42	void * const d;
	43
	44	protected:
	45	pkgTagFile Tags;
	46	pkgTagSection Section;
	47	map_filesize_t iOffset;
	48
	49	virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver);
	50	bool ParseDepends(pkgCache::VerIterator &Ver,const char *Tag,
	51	unsigned int Type);
	52	bool ParseProvides(pkgCache::VerIterator &Ver);
	53	static bool GrabWord(std::string Word,const WordList *List,unsigned char &Out);
	54	APT_HIDDEN unsigned char ParseMultiArch(bool const showErrors);
	55
	56	public:
	57
	58	APT_PUBLIC static unsigned char GetPrio(std::string Str);
	59
	60	// These all operate against the current section
	61	virtual std::string Package() APT_OVERRIDE;
	62	virtual std::string Architecture() APT_OVERRIDE;
	63	virtual bool ArchitectureAll() APT_OVERRIDE;
	64	virtual std::string Version() APT_OVERRIDE;
	65	virtual bool NewVersion(pkgCache::VerIterator &Ver) APT_OVERRIDE;
	66	virtual std::string Description(std::string const &lang) APT_OVERRIDE;
	67	virtual std::vector<std::string> AvailableDescriptionLanguages() APT_OVERRIDE;
	68	virtual MD5SumValue Description_md5() APT_OVERRIDE;
	69	virtual unsigned short VersionHash() APT_OVERRIDE;
	70	virtual bool SameVersion(unsigned short const Hash, pkgCache::VerIterator const &Ver) APT_OVERRIDE;
	71	virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
	72	pkgCache::VerIterator &Ver) APT_OVERRIDE;
	73	virtual map_filesize_t Offset() APT_OVERRIDE {return iOffset;};
	74	virtual map_filesize_t Size() APT_OVERRIDE {return Section.size();};
	75
	76	virtual bool Step() APT_OVERRIDE;
	77
	78	bool LoadReleaseInfo(pkgCache::RlsFileIterator &FileI,FileFd &File,
	79	std::string const &section);
	80
	81	APT_PUBLIC static const char ParseDepends(const char Start,const char *Stop,
	82	std::string &Package,std::string &Ver,unsigned int &Op);
	83	APT_PUBLIC static const char ParseDepends(const char Start,const char *Stop,
	84	std::string &Package,std::string &Ver,unsigned int &Op,
	85	bool const &ParseArchFlags);
	86	APT_PUBLIC static const char ParseDepends(const char Start,const char *Stop,
	87	std::string &Package,std::string &Ver,unsigned int &Op,
	88	bool const &ParseArchFlags, bool const &StripMultiArch);
	89	APT_PUBLIC static const char ParseDepends(const char Start,const char *Stop,
	90	std::string &Package,std::string &Ver,unsigned int &Op,
	91	bool const &ParseArchFlags, bool const &StripMultiArch,
	92	bool const &ParseRestrictionsList);
	93
	94	APT_PUBLIC static const char ConvertRelation(const char I,unsigned int &Op);
	95
	96	debListParser(FileFd *File);
	97	virtual ~debListParser();
	98	};
	99
	100	class APT_HIDDEN debDebFileParser : public debListParser
	101	{
	102	private:
	103	std::string DebFile;
	104
	105	public:
	106	debDebFileParser(FileFd *File, std::string const &DebFile);
	107	virtual bool UsePackage(pkgCache::PkgIterator &Pkg,
	108	pkgCache::VerIterator &Ver) APT_OVERRIDE;
	109	};
	110
	111	class APT_HIDDEN debTranslationsParser : public debListParser
	112	{
	113	public:
	114	// a translation can never be a real package
	115	virtual std::string Architecture() APT_OVERRIDE { return ""; }
	116	virtual std::string Version() APT_OVERRIDE { return ""; }
	117
	118	debTranslationsParser(FileFd *File)
	119	: debListParser(File) {};
	120	};
	121
	122	class APT_HIDDEN debStatusListParser : public debListParser
	123	{
	124	public:
	125	virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver);
	126	debStatusListParser(FileFd *File)
	127	: debListParser(File) {};
	128	};
	129	#endif