* first rewrite of the apt pdiff support patch finished

[apt.git] / apt-pkg / acquire-item.h

diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index fd01bbb9a32c6323bdcf4d9f9fe2710a971308ee..f56fd046552321b6eb4374f395704965cab632c5 100644 (file)
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: acquire-item.h,v 1.16 1999/02/01 02:22:11 jgg Exp $
+// $Id: acquire-item.h,v 1.26.2.3 2004/01/02 18:51:00 mdz Exp $
 /* ######################################################################
 
    Acquire Item - Item to acquire
@@ -21,8 +21,11 @@
 #define PKGLIB_ACQUIRE_ITEM_H
 
 #include <apt-pkg/acquire.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/vendor.h>
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/indexrecords.h>
 
 #ifdef __GNUG__
 #pragma interface "apt-pkg/acquire-item.h"
@@ -45,10 +48,11 @@ class pkgAcquire::Item
    public:
 
    // State of the item
-   enum {StatIdle, StatFetching, StatDone, StatError} Status;
+   enum {StatIdle, StatFetching, StatDone, StatError, StatAuthError} Status;
    string ErrorText;
    unsigned long FileSize;
-   char *Mode;
+   unsigned long PartialSize;   
+   const char *Mode;
    unsigned long ID;
    bool Complete;
    bool Local;
@@ -61,55 +65,146 @@ class pkgAcquire::Item
 
    // Action members invoked by the worker
    virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
-   virtual void Done(string Message,unsigned long Size,string Md5Hash);
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
    virtual void Start(string Message,unsigned long Size);
    virtual string Custom600Headers() {return string();};
+   virtual string DescURI() = 0;
+   virtual string ShortDesc() {return DescURI();}
+   virtual void Finished() {};
    
    // Inquire functions
    virtual string MD5Sum() {return string();};
-   virtual string Describe() = 0;
-         
+   pkgAcquire *GetOwner() {return Owner;};
+   virtual bool IsTrusted() {return false;};
+   
    Item(pkgAcquire *Owner);
    virtual ~Item();
 };
 
+// item for index diffs
+class pkgAcqIndexDiffs : public pkgAcquire::Item
+{
+   protected:
+   bool Debug;
+   pkgAcquire::ItemDesc Desc;
+   string RealURI;
+   string ExpectedMD5;
+   // this is the SHA-1 sum we expect after the patching
+   string ServerSha1;
+   string CurrentPackagesFile;
+   string Description;
+   vector<string> needed_files;
+   
+   public:
+   
+   // Specialized action members
+   virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
+   virtual string DescURI() {return RealURI + "Index";};
+
+
+   // various helpers
+   bool ParseIndexDiff(string IndexDiffFile);
+   void QueueDiffIndex(string URI);
+   bool QueueNextDiff();
+   bool ApplyDiff(string PatchFile);
+   void Finish(bool allDone=false);
+
+   pkgAcqIndexDiffs(pkgAcquire *Owner,string URI,string URIDesc,
+                   string ShortDesct, string ExpectedMD5,
+                   vector<string> diffs=vector<string>());
+};
+
 // Item class for index files
 class pkgAcqIndex : public pkgAcquire::Item
 {
    protected:
    
-   const pkgSourceList::Item *Location;
    bool Decompression;
    bool Erase;
    pkgAcquire::ItemDesc Desc;
+   string RealURI;
+   string ExpectedMD5;
+
+   public:
+   
+   // Specialized action members
+   virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
+   virtual string Custom600Headers();
+   virtual string DescURI() {return RealURI + ".gz";};
+
+   pkgAcqIndex(pkgAcquire *Owner,string URI,string URIDesc,
+              string ShortDesct, string ExpectedMD5, string compressExt="");
+};
+
+struct IndexTarget
+{
+   string URI;
+   string Description;
+   string ShortDesc;
+   string MetaKey;
+};
+
+// Item class for index signatures
+class pkgAcqMetaSig : public pkgAcquire::Item
+{
+   protected:
    
+   pkgAcquire::ItemDesc Desc;
+   string RealURI,MetaIndexURI,MetaIndexURIDesc,MetaIndexShortDesc;
+   indexRecords* MetaIndexParser;
+   const vector<struct IndexTarget*>* IndexTargets;
+
    public:
    
    // Specialized action members
-   virtual void Done(string Message,unsigned long Size,string Md5Hash);   
+   virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
    virtual string Custom600Headers();
-   virtual string Describe();
+   virtual string DescURI() {return RealURI; };
 
-   pkgAcqIndex(pkgAcquire *Owner,const pkgSourceList::Item *Location);
+   pkgAcqMetaSig(pkgAcquire *Owner,string URI,string URIDesc, string ShortDesc,
+                string MetaIndexURI, string MetaIndexURIDesc, string MetaIndexShortDesc,
+                const vector<struct IndexTarget*>* IndexTargets,
+                indexRecords* MetaIndexParser);
 };
 
-// Item class for index files
-class pkgAcqIndexRel : public pkgAcquire::Item
+// Item class for index signatures
+class pkgAcqMetaIndex : public pkgAcquire::Item
 {
    protected:
    
-   const pkgSourceList::Item *Location;
    pkgAcquire::ItemDesc Desc;
+   string RealURI; // FIXME: is this redundant w/ Desc.URI?
+   string SigFile;
+   const vector<struct IndexTarget*>* IndexTargets;
+   indexRecords* MetaIndexParser;
+   bool AuthPass;
+
+   bool VerifyVendor();
+   void RetrievalDone(string Message);
+   void AuthDone(string Message);
+   void QueueIndexes(bool verify);
    
    public:
    
    // Specialized action members
    virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
-   virtual void Done(string Message,unsigned long Size,string Md5Hash);   
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
    virtual string Custom600Headers();
-   virtual string Describe();
-   
-   pkgAcqIndexRel(pkgAcquire *Owner,const pkgSourceList::Item *Location);
+   virtual string DescURI() {return RealURI; };
+
+   pkgAcqMetaIndex(pkgAcquire *Owner,
+                  string URI,string URIDesc, string ShortDesc,
+                  string SigFile,
+                  const vector<struct IndexTarget*>* IndexTargets,
+                  indexRecords* MetaIndexParser);
 };
 
 // Item class for archive files
@@ -126,6 +221,7 @@ class pkgAcqArchive : public pkgAcquire::Item
    string &StoreFilename;
    pkgCache::VerFileIterator Vf;
    unsigned int Retries;
+   bool Trusted; 
 
    // Queue the next available file for download.
    bool QueueNext();
@@ -134,13 +230,37 @@ class pkgAcqArchive : public pkgAcquire::Item
    
    // Specialized action members
    virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
-   virtual void Done(string Message,unsigned long Size,string Md5Hash);
-   virtual string Describe();
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
    virtual string MD5Sum() {return MD5;};
+   virtual string DescURI() {return Desc.URI;};
+   virtual string ShortDesc() {return Desc.ShortDesc;};
+   virtual void Finished();
+   virtual bool IsTrusted();
    
    pkgAcqArchive(pkgAcquire *Owner,pkgSourceList *Sources,
                 pkgRecords *Recs,pkgCache::VerIterator const &Version,
                 string &StoreFilename);
 };
 
+// Fetch a generic file to the current directory
+class pkgAcqFile : public pkgAcquire::Item
+{
+   pkgAcquire::ItemDesc Desc;
+   string Md5Hash;
+   unsigned int Retries;
+   
+   public:
+   
+   // Specialized action members
+   virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+   virtual void Done(string Message,unsigned long Size,string Md5Hash,
+                    pkgAcquire::MethodConfig *Cnf);
+   virtual string MD5Sum() {return Md5Hash;};
+   virtual string DescURI() {return Desc.URI;};
+   
+   pkgAcqFile(pkgAcquire *Owner,string URI,string MD5,unsigned long Size,
+                 string Desc,string ShortDesc);
+};
+
 #endif