+++ /dev/null
-/*
-Copyright (C) 2001-2006, William Joseph.
-All Rights Reserved.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-#if !defined (INCLUDED_ARCHIVELIB_H)
-#define INCLUDED_ARCHIVELIB_H
-
-#include "debugging/debugging.h"
-#include "iarchive.h"
-#include "stream/filestream.h"
-#include "stream/textfilestream.h"
-#include "memory/allocator.h"
-#include "string/string.h"
-
-/// \brief A single-byte-reader wrapper around an InputStream.
-/// Optimised for reading one byte at a time.
-/// Uses a buffer to reduce the number of times the wrapped stream must be read.
-template<typename InputStreamType, int SIZE = 1024>
-class SingleByteInputStream
-{
- typedef typename InputStreamType::byte_type byte_type;
-
- InputStreamType& m_inputStream;
- byte_type m_buffer[SIZE];
- byte_type* m_cur;
- byte_type* m_end;
-
-public:
-
- SingleByteInputStream(InputStreamType& inputStream) : m_inputStream(inputStream), m_cur(m_buffer + SIZE), m_end(m_cur)
- {
- }
- bool readByte(byte_type& b)
- {
- if(m_cur == m_end)
- {
- if(m_end != m_buffer + SIZE)
- {
- return false;
- }
-
- m_end = m_buffer + m_inputStream.read(m_buffer, SIZE);
- m_cur = m_buffer;
-
- if(m_end == m_buffer)
- {
- return false;
- }
- }
-
- b = *m_cur++;
-
- return true;
- }
-};
-
-/// \brief A binary-to-text wrapper around an InputStream.
-/// Converts CRLF or LFCR line-endings to LF line-endings.
-template<typename BinaryInputStreamType>
-class BinaryToTextInputStream : public TextInputStream
-{
- SingleByteInputStream<BinaryInputStreamType> m_inputStream;
-public:
- BinaryToTextInputStream(BinaryInputStreamType& inputStream) : m_inputStream(inputStream)
- {
- }
- std::size_t read(char* buffer, std::size_t length)
- {
- char* p = buffer;
- for(;;)
- {
- if(length != 0 && m_inputStream.readByte(*reinterpret_cast<typename BinaryInputStreamType::byte_type*>(p)))
- {
- if(*p != '\r')
- {
- ++p;
- --length;
- }
- }
- else
- {
- return p - buffer;
- }
- }
- }
-};
-
-/// \brief An ArchiveFile which is stored uncompressed as part of a larger archive file.
-class StoredArchiveFile : public ArchiveFile
-{
- CopiedString m_name;
- FileInputStream m_filestream;
- SubFileInputStream m_substream;
- FileInputStream::size_type m_size;
-public:
- typedef FileInputStream::size_type size_type;
- typedef FileInputStream::position_type position_type;
-
- StoredArchiveFile(const char* name, const char* archiveName, position_type position, size_type stream_size, size_type file_size)
- : m_name(name), m_filestream(archiveName), m_substream(m_filestream, position, stream_size), m_size(file_size)
- {
- }
-
- static StoredArchiveFile* create(const char* name, const char* archiveName, position_type position, size_type stream_size, size_type file_size)
- {
- return New<StoredArchiveFile>().scalar(name, archiveName, position, stream_size, file_size);
- }
-
- void release()
- {
- Delete<StoredArchiveFile>().scalar(this);
- }
- size_type size() const
- {
- return m_size;
- }
- const char* getName() const
- {
- return m_name.c_str();
- }
- InputStream& getInputStream()
- {
- return m_substream;
- }
-};
-
-/// \brief An ArchiveTextFile which is stored uncompressed as part of a larger archive file.
-class StoredArchiveTextFile : public ArchiveTextFile
-{
- CopiedString m_name;
- FileInputStream m_filestream;
- SubFileInputStream m_substream;
- BinaryToTextInputStream<SubFileInputStream> m_textStream;
-public:
- typedef FileInputStream::size_type size_type;
- typedef FileInputStream::position_type position_type;
-
- StoredArchiveTextFile(const char* name, const char* archiveName, position_type position, size_type stream_size)
- : m_name(name), m_filestream(archiveName), m_substream(m_filestream, position, stream_size), m_textStream(m_substream)
- {
- }
-
- static StoredArchiveTextFile* create(const char* name, const char* archiveName, position_type position, size_type stream_size)
- {
- return New<StoredArchiveTextFile>().scalar(name, archiveName, position, stream_size);
- }
-
- void release()
- {
- Delete<StoredArchiveTextFile>().scalar(this);
- }
- const char* getName() const
- {
- return m_name.c_str();
- }
- TextInputStream& getInputStream()
- {
- return m_textStream;
- }
-};
-
-/// \brief An ArchiveFile which is stored as a single file on disk.
-class DirectoryArchiveFile : public ArchiveFile
-{
- CopiedString m_name;
- FileInputStream m_istream;
- FileInputStream::size_type m_size;
-public:
- typedef FileInputStream::size_type size_type;
-
- DirectoryArchiveFile(const char* name, const char* filename)
- : m_name(name), m_istream(filename)
- {
- if(!failed())
- {
- m_istream.seek(0, FileInputStream::end);
- m_size = m_istream.tell();
- m_istream.seek(0);
- }
- else
- {
- m_size = 0;
- }
- }
- bool failed() const
- {
- return m_istream.failed();
- }
-
- void release()
- {
- delete this;
- }
- size_type size() const
- {
- return m_size;
- }
- const char* getName() const
- {
- return m_name.c_str();
- }
- InputStream& getInputStream()
- {
- return m_istream;
- }
-};
-
-/// \brief An ArchiveTextFile which is stored as a single file on disk.
-class DirectoryArchiveTextFile : public ArchiveTextFile
-{
- CopiedString m_name;
- TextFileInputStream m_inputStream;
-public:
-
- DirectoryArchiveTextFile(const char* name, const char* filename)
- : m_name(name), m_inputStream(filename)
- {
- }
- bool failed() const
- {
- return m_inputStream.failed();
- }
-
- void release()
- {
- delete this;
- }
- const char* getName() const
- {
- return m_name.c_str();
- }
- TextInputStream& getInputStream()
- {
- return m_inputStream;
- }
-};
-
-
-#endif
projects / voretournament / voretournament.git / blobdiff