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-rw-r--r--apt-pkg/metaindex.h125
1 files changed, 125 insertions, 0 deletions
diff --git a/apt-pkg/metaindex.h b/apt-pkg/metaindex.h
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+#ifndef PKGLIB_METAINDEX_H
+#define PKGLIB_METAINDEX_H
+
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/init.h>
+
+#include <cstddef>
+
+#include <string>
+#include <vector>
+
+
+class pkgAcquire;
+class IndexTarget;
+class pkgCacheGenerator;
+class OpProgress;
+
+class metaIndexPrivate;
+
+class APT_PUBLIC metaIndex
+{
+public:
+ struct checkSum
+ {
+ std::string MetaKeyFilename;
+ HashStringList Hashes;
+ unsigned long long Size;
+ };
+
+ enum APT_HIDDEN TriState {
+ TRI_YES, TRI_DONTCARE, TRI_NO, TRI_UNSET
+ };
+
+ enum class APT_HIDDEN Flag
+ {
+ DEB822 = 0x01,
+ };
+
+ private:
+ metaIndexPrivate * const d;
+protected:
+ std::vector <pkgIndexFile *> *Indexes;
+ // parsed from the sources.list
+ const char *Type;
+ std::string URI;
+ std::string Dist;
+ TriState Trusted;
+ std::string SignedBy;
+
+ // parsed from a file
+ std::string Suite;
+ std::string Codename;
+ std::string Origin;
+ std::string Label;
+ std::string Version;
+ signed short DefaultPin;
+ std::string ReleaseNotes;
+ time_t Date;
+ time_t ValidUntil;
+ bool SupportsAcquireByHash;
+ std::map<std::string, checkSum *> Entries;
+ TriState LoadedSuccessfully;
+
+public:
+ // Various accessors
+ std::string GetURI() const;
+ std::string GetDist() const;
+ const char* GetType() const;
+ TriState GetTrusted() const;
+ std::string GetSignedBy() const;
+
+ std::string GetOrigin() const;
+ std::string GetLabel() const;
+ std::string GetVersion() const;
+ std::string GetCodename() const;
+ std::string GetSuite() const;
+ std::string GetReleaseNotes() const;
+ signed short GetDefaultPin() const;
+ bool GetSupportsAcquireByHash() const;
+ time_t GetValidUntil() const;
+ time_t GetDate() const;
+ virtual time_t GetNotBefore() const = 0;
+#ifdef APT_COMPILING_APT
+ bool HasFlag(Flag flag) const;
+#endif
+ void SetFlag(Flag flag) APT_HIDDEN;
+
+ std::string GetExpectedDist() const;
+ bool CheckDist(std::string const &MaybeDist) const;
+
+ // Interface for acquire
+ virtual std::string Describe() const;
+ virtual std::string ArchiveURI(std::string const& File) const = 0;
+ virtual bool GetIndexes(pkgAcquire *Owner, bool const &GetAll=false) = 0;
+ virtual std::vector<IndexTarget> GetIndexTargets() const = 0;
+ virtual std::vector<pkgIndexFile *> *GetIndexFiles() = 0;
+ virtual bool IsTrusted() const = 0;
+ virtual bool Load(std::string const &Filename, std::string * const ErrorText) = 0;
+ /** @return a new metaIndex object based on this one, but without information from #Load */
+ virtual metaIndex * UnloadedClone() const = 0;
+ // the given metaIndex is potentially invalid after this call and should be deleted
+ void swapLoad(metaIndex * const OldMetaIndex);
+
+ // Lookup functions for parsed Hashes
+ checkSum *Lookup(std::string const &MetaKey) const;
+ /** \brief tests if a checksum for this file is available */
+ bool Exists(std::string const &MetaKey) const;
+ std::vector<std::string> MetaKeys() const;
+ TriState GetLoadedSuccessfully() const;
+
+ // Interfaces for pkgCacheGen
+ virtual pkgCache::RlsFileIterator FindInCache(pkgCache &Cache, bool const ModifyCheck) const;
+ virtual bool Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const;
+
+
+ metaIndex(std::string const &URI, std::string const &Dist,
+ char const * const Type);
+ virtual ~metaIndex();
+
+ virtual bool IsArchitectureSupported(std::string const &arch) const;
+ virtual bool IsArchitectureAllSupportedFor(IndexTarget const &target) const;
+ virtual bool HasSupportForComponent(std::string const &component) const;
+};
+
+#endif