// -*- mode: cpp; mode: fold -*- // Description /*{{{*/ // $Id: acquire-method.h,v 1.15.2.1 2003/12/24 23:09:17 mdz Exp $ /* ###################################################################### Acquire Method - Method helper class + functions These functions are designed to be used within the method task to ease communication with APT. ##################################################################### */ /*}}}*/ #ifndef PKGLIB_ACQUIRE_METHOD_H #define PKGLIB_ACQUIRE_METHOD_H #include #include #ifdef __GNUG__ #pragma interface "apt-pkg/acquire-method.h" #endif class Hashes; class pkgAcqMethod { protected: struct FetchItem { FetchItem *Next; string Uri; string DestFile; time_t LastModified; bool IndexFile; string ExpectedMD5; }; struct FetchResult { string MD5Sum; string SHA1Sum; vector GPGVOutput; time_t LastModified; bool IMSHit; string Filename; unsigned long Size; unsigned long ResumePoint; void TakeHashes(Hashes &Hash); FetchResult(); }; // State vector Messages; FetchItem *Queue; FetchItem *QueueBack; string FailExtra; // Handlers for messages virtual bool Configuration(string Message); virtual bool Fetch(FetchItem * /*Item*/) {return true;}; // Outgoing messages void Fail(bool Transient = false); inline void Fail(const char *Why, bool Transient = false) {Fail(string(Why),Transient);}; virtual void Fail(string Why, bool Transient = false); virtual void URIStart(FetchResult &Res); virtual void URIDone(FetchResult &Res,FetchResult *Alt = 0); bool MediaFail(string Required,string Drive); virtual void Exit() {}; public: enum CnfFlags {SingleInstance = (1<<0), Pipeline = (1<<1), SendConfig = (1<<2), LocalOnly = (1<<3), NeedsCleanup = (1<<4), Removable = (1<<5)}; void Log(const char *Format,...); void Status(const char *Format,...); int Run(bool Single = false); inline void SetFailExtraMsg(string Msg) {FailExtra = Msg;}; pkgAcqMethod(const char *Ver,unsigned long Flags = 0); virtual ~pkgAcqMethod() {}; }; #endif