apt @VERSION@
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00001 // -*- mode: cpp; mode: fold -*- 00002 // Description /*{{{*/ 00003 // $Id: deblistparser.h,v 1.9 2001/02/20 07:03:17 jgg Exp $ 00004 /* ###################################################################### 00005 00006 Debian Package List Parser - This implements the abstract parser 00007 interface for Debian package files 00008 00009 ##################################################################### */ 00010 /*}}}*/ 00011 #ifndef PKGLIB_DEBLISTPARSER_H 00012 #define PKGLIB_DEBLISTPARSER_H 00013 00014 #include <apt-pkg/pkgcachegen.h> 00015 #include <apt-pkg/indexfile.h> 00016 #include <apt-pkg/tagfile.h> 00017 00018 class debListParser : public pkgCacheGenerator::ListParser 00019 { 00020 public: 00021 00022 // Parser Helper 00023 struct WordList 00024 { 00025 const char *Str; 00026 unsigned char Val; 00027 }; 00028 00029 private: 00031 void *d; 00032 00033 protected: 00034 pkgTagFile Tags; 00035 pkgTagSection Section; 00036 unsigned long iOffset; 00037 string Arch; 00038 std::vector<std::string> Architectures; 00039 bool MultiArchEnabled; 00040 00041 unsigned long UniqFindTagWrite(const char *Tag); 00042 virtual bool ParseStatus(pkgCache::PkgIterator &Pkg,pkgCache::VerIterator &Ver); 00043 bool ParseDepends(pkgCache::VerIterator &Ver,const char *Tag, 00044 unsigned int Type); 00045 bool ParseProvides(pkgCache::VerIterator &Ver); 00046 bool NewProvidesAllArch(pkgCache::VerIterator &Ver, string const &Package, string const &Version); 00047 static bool GrabWord(string Word,WordList *List,unsigned char &Out); 00048 00049 public: 00050 00051 static unsigned char GetPrio(string Str); 00052 00053 // These all operate against the current section 00054 virtual string Package(); 00055 virtual string Architecture(); 00056 virtual bool ArchitectureAll(); 00057 virtual string Version(); 00058 virtual bool NewVersion(pkgCache::VerIterator &Ver); 00059 virtual string Description(); 00060 virtual string DescriptionLanguage(); 00061 virtual MD5SumValue Description_md5(); 00062 virtual unsigned short VersionHash(); 00063 virtual bool UsePackage(pkgCache::PkgIterator &Pkg, 00064 pkgCache::VerIterator &Ver); 00065 virtual unsigned long Offset() {return iOffset;}; 00066 virtual unsigned long Size() {return Section.size();}; 00067 00068 virtual bool Step(); 00069 00070 bool LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,FileFd &File, 00071 string section); 00072 00073 static const char *ParseDepends(const char *Start,const char *Stop, 00074 string &Package,string &Ver,unsigned int &Op, 00075 bool const &ParseArchFlags = false, 00076 bool const &StripMultiArch = true); 00077 static const char *ConvertRelation(const char *I,unsigned int &Op); 00078 00079 debListParser(FileFd *File, string const &Arch = ""); 00080 virtual ~debListParser() {}; 00081 }; 00082 00083 #endif