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// $Id$
///====================================================================
//@filename: ZIP_Wrapper.h
//@Author: Stoyan Paunov spaunov@isis.vanderbilt.edu
//
//@Purpose: to provide a wrapper around ZZIPlib for easy handling of
// ZIP archives. This wrapper can me used as an auxiliary
// class that allows a program to become ZIP-aware
#ifndef _ZIP_WRAPPER_H_
#define _ZIP_WRAPPER_H_
#include "ace/Containers_T.h" //for ACE_Double_Linked_List
#include "ace/Message_Block.h" //for ACE_Message_Block
#include "ace/OS_NS_fcntl.h" //for open
#include "ace/OS_NS_sys_stat.h" //for filesize and mkdir
#include <string>
///===================================================================
//Class definition for ZIP_File_Info
//
//@Description: This class is used as a carrier of information
// about entities residing inside a ZIP archive
class ZIP_File_Info
{
public:
std::string name_;
size_t size_;
ZIP_File_Info* next_;
ZIP_File_Info* prev_;
ZIP_File_Info (char* name, size_t size);
ZIP_File_Info ();
};
///===================================================================
//Class definition for ZIP_Wrapper
//
//@Description: This class is the actual workhorse that provides all of
// the necessary functionality
class ZIP_Wrapper
{
public:
//get a list of the files in the archive
size_t file_list_info (char* zip_name, ACE_Double_Linked_List<ZIP_File_Info> &list);
//get file and store it into an ACE_Message_Block
//need to provide the correct accessor string. It formed by the ZIP_Options
//singleton on argument parsing and stored in ZIP_Options::instance()->read_file_
//ACE_Message_Block is null-terminated, but this is not reflected in the size!
bool get_file (char* accessor, ACE_Message_Block &file);
//additional get_file function to avert subdirectory traversal problems with
//zziplib accessors
bool get_file (char* archive_path, char* filename, ACE_Message_Block &file);
//uncompress
//the uncompress format will be
//mkdir(name of zip archive)
//store all files in that directory.
//the path is assumed to be an existing directory
bool uncompress (char* zip_archive, char* path = "");
};
#endif
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