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[ntk/apt.git] / ftparchive / contents.h

diff --git a/ftparchive/contents.h b/ftparchive/contents.h
new file mode 100644 (file)
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+++ b/ftparchive/contents.h
@@ -0,0 +1,89 @@
+// -*- mode: cpp; mode: fold -*-
+// Description                                                         /*{{{*/
+// $Id: contents.h,v 1.2 2001/02/20 07:03:18 jgg Exp $
+/* ######################################################################
+   
+   contents - Contents of archive things.
+   
+   ##################################################################### */
+                                                                       /*}}}*/
+#ifndef CONTENTS_H
+#define CONTENTS_H
+    
+#include <stdlib.h>
+#include <stdio.h>
+#include <apt-pkg/debfile.h>
+#include <apt-pkg/dirstream.h>
+
+class GenContents
+{
+   struct Node
+   {
+      // Binary Tree links
+      Node *BTreeLeft;
+      Node *BTreeRight;
+      Node *DirDown;
+      Node *Dups;
+      const char *Path;
+      const char *Package;
+      
+      void *operator new(size_t Amount,GenContents *Owner);
+      void operator delete(void *) {};
+      
+      Node() : BTreeLeft(0), BTreeRight(0), DirDown(0), Dups(0), 
+               Path(0), Package(0) {};
+   };
+   friend struct Node;
+   
+   struct BigBlock
+   {
+      void *Block;
+      BigBlock *Next;
+   };
+   
+   Node Root;
+   
+   // Big block allocation pools
+   BigBlock *BlockList;   
+   char *StrPool;
+   unsigned long StrLeft;
+   Node *NodePool;
+   unsigned long NodeLeft;
+   
+   Node *Grab(Node *Top,const char *Name,const char *Package);
+   void WriteSpace(FILE *Out,unsigned int Current,unsigned int Target);
+   void DoPrint(FILE *Out,Node *Top, char *Buf);
+   
+   public:
+   
+   char *Mystrdup(const char *From);
+   void Add(const char *Dir,const char *Package);   
+   void Print(FILE *Out);
+
+   GenContents() : BlockList(0), StrPool(0), StrLeft(0), 
+                   NodePool(0), NodeLeft(0) {};
+   ~GenContents();
+};
+
+class ContentsExtract : public pkgDirStream      
+{
+   public:
+
+   // The Data Block
+   char *Data;
+   unsigned long MaxSize;
+   unsigned long CurSize;
+   void AddData(const char *Text);
+   
+   bool Read(debDebFile &Deb);
+   
+   virtual bool DoItem(Item &Itm,int &Fd);      
+   void Reset() {CurSize = 0;};
+   bool TakeContents(const void *Data,unsigned long Length);
+   void Add(GenContents &Contents,string Package);
+   
+   ContentsExtract() : Data(0), MaxSize(0), CurSize(0) {};
+   virtual ~ContentsExtract() {delete [] Data;};
+};
+
+#endif