2 Copyright (C) 2001-2006, William Joseph.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "idatastream.h"
26 #include "bytestreamutils.h"
28 #include "stream/filestream.h"
32 #include "archivelib.h"
38 #include "string/string.h"
39 #include "fs_filesystem.h"
41 inline void buffer_findreplace( char* buffer, char find, char replace ){
42 while ( *buffer != '\0' )
44 if ( *buffer == find ) {
53 class PakArchive : public Archive
58 PakRecord( unsigned int position, unsigned int stream_size )
59 : m_position( position ), m_stream_size( stream_size ){
61 unsigned int m_position;
62 unsigned int m_stream_size;
64 typedef GenericFileSystem<PakRecord> PakFileSystem;
65 PakFileSystem m_filesystem;
66 FileInputStream m_pakfile;
71 PakArchive( const char* name )
72 : m_pakfile( name ), m_name( name ){
73 if ( !m_pakfile.failed() ) {
76 m_pakfile.read( reinterpret_cast<FileInputStream::byte_type*>( header.magic ), 4 );
77 header.diroffset = istream_read_uint32_le( m_pakfile );
78 header.dirsize = istream_read_uint32_le( m_pakfile );
80 if ( strncmp( header.magic, "PACK", 4 ) == 0 ) {
81 m_pakfile.seek( header.diroffset );
83 for ( unsigned int i = 0; i < header.dirsize; i += sizeof( pakentry_t ) )
87 m_pakfile.read( reinterpret_cast<FileInputStream::byte_type*>( entry.filename ), 0x38 );
88 entry.offset = istream_read_uint32_le( m_pakfile );
89 entry.size = istream_read_uint32_le( m_pakfile );
91 buffer_findreplace( entry.filename, '\\', '/' );
93 PakFileSystem::entry_type& file = m_filesystem[entry.filename];
94 if ( !file.is_directory() ) {
95 globalOutputStream() << "Warning: pak archive " << makeQuoted( m_name.c_str() ) << " contains duplicated file: " << makeQuoted( entry.filename ) << "\n";
99 file = new PakRecord( entry.offset, entry.size );
107 for ( PakFileSystem::iterator i = m_filesystem.begin(); i != m_filesystem.end(); ++i )
108 delete i->second.file();
114 ArchiveFile* openFile( const char* name ){
115 PakFileSystem::iterator i = m_filesystem.find( name );
116 if ( i != m_filesystem.end() && !i->second.is_directory() ) {
117 PakRecord* file = i->second.file();
118 return StoredArchiveFile::create( name, m_name.c_str(), file->m_position, file->m_stream_size, file->m_stream_size );
122 virtual ArchiveTextFile* openTextFile( const char* name ){
123 PakFileSystem::iterator i = m_filesystem.find( name );
124 if ( i != m_filesystem.end() && !i->second.is_directory() ) {
125 PakRecord* file = i->second.file();
126 return StoredArchiveTextFile::create( name, m_name.c_str(), file->m_position, file->m_stream_size );
130 bool containsFile( const char* name ){
131 PakFileSystem::iterator i = m_filesystem.find( name );
132 return i != m_filesystem.end() && !i->second.is_directory();
134 void forEachFile( VisitorFunc visitor, const char* root ){
135 m_filesystem.traverse( visitor, root );
140 Archive* OpenArchive( const char* name ){
141 return new PakArchive( name );
150 Archive* archive = OpenArchive( "c:/quake3/baseq3/pak0.pak" );
151 ArchiveFile* file = archive->openFile( "gfx/palette.lmp" );
154 file->getInputStream().read( (InputStream::byte_type*)buffer, 1024 );
169 class TestVisitor : public Archive::IVisitor
172 void visit( const char* name ){
179 Archive* archive = OpenArchive( "" );
183 Archive* archive = OpenArchive( "NONEXISTANTFILE" );
187 Archive* archive = OpenArchive( "c:/quake/id1/pak0.pak" );
188 ArchiveFile* file = archive->openFile( "gfx/palette.lmp" );
191 file->getInputStream().read( (InputStream::byte_type*)buffer, 1024 );
195 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFilesAndDirectories, 0 ), "" );
196 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFiles, 0 ), "progs/" );
197 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFiles, 0 ), "maps/" );
198 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFiles, 1 ), "sound/ambience/" );
199 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFilesAndDirectories, 1 ), "sound/" );
200 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eDirectories, 1 ), "sound/" );
201 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFilesAndDirectories, 2 ), "sound/" );
202 archive->forEachFile( Archive::VisitorFunc( &visitor, Archive::eFilesAndDirectories, 2 ), "" );