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authorArch Librarian <arch@canonical.com>2004-09-20 16:56:32 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:56:32 +0000
commitb2e465d6d32d2dc884f58b94acb7e35f671a87fe (patch)
tree5928383b9bde7b0ba9812e6526ad746466e558f7 /apt-inst/dirstream.h
parent00b47c98ca4a4349686a082eba6d77decbb03a4d (diff)
Join with aliencode
Author: jgg Date: 2001-02-20 07:03:16 GMT Join with aliencode
Diffstat (limited to 'apt-inst/dirstream.h')
-rw-r--r--apt-inst/dirstream.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/apt-inst/dirstream.h b/apt-inst/dirstream.h
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+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: dirstream.h,v 1.2 2001/02/20 07:03:16 jgg Exp $
+/* ######################################################################
+
+ Directory Stream
+
+ When unpacking the contents of the archive are passed into a directory
+ stream class for analysis and processing. The class controls all aspects
+ of actually writing the directory stream from disk. The low level
+ archive handlers are only responsible for decoding the archive format
+ and sending events (via method calls) to the specified directory
+ stream.
+
+ When unpacking a real file the archive handler is passed back a file
+ handle to write the data to, this is to support strange
+ archives+unpacking methods. If that fd is -1 then the file data is
+ simply ignored.
+
+ The provided defaults do the 'Right Thing' for a normal unpacking
+ process (ie 'tar')
+
+ ##################################################################### */
+ /*}}}*/
+#ifndef PKGLIB_DIRSTREAM_H
+#define PKGLIB_DIRSTREAM_H
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/dirstream.h"
+#endif
+
+class pkgDirStream
+{
+ public:
+
+ // All possible information about a component
+ struct Item
+ {
+ enum Type_t {File, HardLink, SymbolicLink, CharDevice, BlockDevice,
+ Directory, FIFO} Type;
+ char *Name;
+ char *LinkTarget;
+ unsigned long Mode;
+ unsigned long UID;
+ unsigned long GID;
+ unsigned long Size;
+ unsigned long MTime;
+ unsigned long Major;
+ unsigned long Minor;
+ };
+
+ virtual bool DoItem(Item &Itm,int &Fd);
+ virtual bool Fail(Item &Itm,int Fd);
+ virtual bool FinishedFile(Item &Itm,int Fd);
+ virtual bool Process(Item &Itm,const unsigned char *Data,
+ unsigned long Size,unsigned long Pos) {return true;};
+
+ virtual ~pkgDirStream() {};
+};
+
+#endif