diff options
Diffstat (limited to 'src/org/catacombae/rarx/RARFile.java')
| -rw-r--r-- | src/org/catacombae/rarx/RARFile.java | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/src/org/catacombae/rarx/RARFile.java b/src/org/catacombae/rarx/RARFile.java deleted file mode 100644 index 3c63a22..0000000 --- a/src/org/catacombae/rarx/RARFile.java +++ /dev/null @@ -1,248 +0,0 @@ -/*-
- * Copyright (C) 2006 Erik Larsson
- *
- * All rights reserved.
- *
- * This program 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.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-package org.catacombae.rarx;
-
-import java.util.Vector;
-import java.io.*;
-import java.util.zip.CRC32;
-
-public class RARFile {
- public static final int SIZEOF_MARKHEAD = 7;
- public static final int SIZEOF_OLDMHD = 7;
- public static final int SIZEOF_NEWMHD = 13;
- public static final int SIZEOF_OLDLHD = 21;
- public static final int SIZEOF_NEWLHD = 32;
- public static final int SIZEOF_SHORTBLOCKHEAD = 7;
- public static final int SIZEOF_LONGBLOCKHEAD = 11;
- public static final int SIZEOF_COMMHEAD = 13;
- public static final int SIZEOF_PROTECTHEAD = 26;
-
- private static BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
-
- public static void main(String[] args) throws IOException {
- File fileListFile = new File(args[0]);
- BufferedReader fileListIn = new BufferedReader(new InputStreamReader(new FileInputStream(fileListFile), "UTF-8"));
- String currentRar = fileListIn.readLine();
- while(currentRar != null) {
- if(true) {
- System.out.println("Processing file " + currentRar + "...");
- try {
- RARFileEntry[] entries = ListFilesInArchive.listFiles(new File(currentRar));
- for(RARFileEntry entry : entries) {
- NewFileHeader nfh = entry.getHeader(0);
- if(nfh instanceof CommentHeader)
- continue;
- //if(nfh.hasOutgoingData())
- System.out.print((nfh.hasIncomingData()?"<--":" ") + nfh.getFilenameAsString() + (nfh.hasOutgoingData()?"-->":""));
- if(nfh.getFileAttributesStructured().isDirectory())
- System.out.print(" (Dir)");
- else
- System.out.print(" (File)");
- System.out.println();
- }
- } catch(InvalidDataException ide) {
- System.out.println("Invalid RAR-file. Message: " + ide.getMessage());
- System.out.println("File: \"" + currentRar + "\"");
- }
- }
- else {
- RandomAccessFile raf = new RandomAccessFile(currentRar, "r");
- try {
- readMarkHeader(raf);
- NewMainArchiveHeader nmah = readNewMainArchiveHeader(raf);
- NewFileHeader nfh = readNewFileHeader(raf);
- } catch(InvalidDataException e) {
- System.out.println("Invalid RAR-file. Message: " + e.getMessage());
- System.out.println("File: \"" + currentRar + "\"");
- //System.exit(1);
- }
- }
- System.out.print("Press enter to continue...");
- stdin.readLine();
- System.out.println();
- currentRar = fileListIn.readLine();
- }
- }
- public static void main2(String[] args) throws IOException {
- RandomAccessFile raf = new RandomAccessFile(args[0], "r");
- try {
- readMarkHeader(raf);
- } catch(InvalidDataException e) {
- System.out.println("Invalid RAR-file. Message: " + e.getMessage());
- System.exit(1);
- }
-
- NewMainArchiveHeader nmah = readNewMainArchiveHeader(raf);
- nmah.print(System.out, "");
- NewFileHeader nfh = readNewFileHeader(raf);
- nfh.print(System.out, "");
- }
-
- public static Vector list(String path, boolean fullPath) throws IOException {
- RandomAccessFile raf = new RandomAccessFile(path, "r");
- raf.seek(7);
- NewMainArchiveHeader nmah = readNewMainArchiveHeader(raf);
- return null;
- }
-
- public static boolean isRAR(RandomAccessFile raf) throws IOException {
- long oldFilePointer = raf.getFilePointer();
- raf.seek(0);
- byte[] rarHeader = new byte[7];
- raf.read(rarHeader);
- /* Old archive => error */
- if(rarHeader[0]==0x52 && rarHeader[1]==0x45 &&
- rarHeader[2]==0x7e && rarHeader[3]==0x5e) {
- //debug_log("Attention: format as OLD detected! Can't handle archive!");
- }
- else {
- /* original RAR v2.0 */
- if((rarHeader[0]==0x52 && rarHeader[1]==0x61 && /* original */
- rarHeader[2]==0x72 && rarHeader[3]==0x21 && /* RAR header*/
- rarHeader[4]==0x1a && rarHeader[5]==0x07 &&
- rarHeader[6]==0x00) ||
- /* "UniquE!" - header */
- (rarHeader[0]=='U' && rarHeader[1]=='n' && /* "UniquE!" */
- rarHeader[2]=='i' && rarHeader[3]=='q' && /* header */
- rarHeader[4]=='u' && rarHeader[5]=='E' &&
- rarHeader[6]=='!')) {
- if(readNewMainArchiveHeader(raf) != null)
- return true;
- } else {
- // Skriv ut n�t felmedd...
- }
- }
- return false;
- }
-
- public static MarkHeader readMarkHeader(RandomAccessFile raf) throws IOException {
- byte[] header = new byte[7];
- raf.read(header);
- MarkHeader nfh = new MarkHeader(header, 0);
- return nfh;
- }
- public static NewMainArchiveHeader readNewMainArchiveHeader(RandomAccessFile raf) throws IOException {
- byte[] mainHeader = new byte[13];
- raf.read(mainHeader);
- NewMainArchiveHeader nmah = new NewMainArchiveHeader(mainHeader, 0);
- return nmah;
- }
-
- public static NewFileHeader readNewFileHeader(RandomAccessFile raf) throws IOException {
- byte[] header = new byte[32];
- raf.read(header);
- int headerSize = Util.readShortLE(header, 5);
- byte[] fullHeader = new byte[headerSize];
- System.arraycopy(header, 0, fullHeader, 0, header.length);
- raf.read(fullHeader, header.length, fullHeader.length-header.length);
- NewFileHeader nfh = new NewFileHeader(fullHeader, 0);
- byte[] reconstruction = nfh.getHeaderData();
- if(!Util.arraysEqual(fullHeader, reconstruction))
- System.out.println("ERROR: Data after reconstruction has changed!");
- return nfh;
- }
-
- public static RARHeader readHeader(RandomAccessFile raf) throws IOException {
- byte[] header = new byte[7];
- if(raf.read(header) == -1)
- return null;
- int headerSize = Util.readShortLE(header, 5);
- byte headerType = Util.readByteLE(header, 2);
- try {
- byte[] fullHeader = new byte[headerSize];
- System.arraycopy(header, 0, fullHeader, 0, header.length);
- raf.read(fullHeader, header.length, fullHeader.length-header.length);
- //System.out.println("Reading... headerSize=" + headerSize + " headerType=" + headerType);
- if(headerType == RARHeader.FILE_HEAD) {
- NewFileHeader nfh = new NewFileHeader(fullHeader, 0);
- raf.seek(raf.getFilePointer()+nfh.getPackSize());
- return nfh;
- }
- else if(headerType == RARHeader.MAIN_HEAD)
- return new NewMainArchiveHeader(fullHeader, 0);
- else if(headerType == RARHeader.COMMENT_HEAD) {
- CommentHeader ch = new CommentHeader(fullHeader, 0);
- raf.seek(raf.getFilePointer()+ch.getPackSize());
- return ch;
- }
- else if(headerType == RARHeader.PROTECT_HEAD) {
- ProtectedHeader ph = new ProtectedHeader(fullHeader, 0);
- raf.seek(raf.getFilePointer()+ph.getDataSize());
- return ph;
- }
- else if(headerType == RARHeader.EOF_HEAD)
- return null;
- else {
- System.out.println("UNRECOGNIZED HEADER TYPE: 0x" + Util.toHexStringBE(headerType) + " for header at 0x" + Util.toHexStringBE(raf.getFilePointer()-headerSize));
- UnknownHeader uh = new UnknownHeader(fullHeader, 0);
- uh.print(System.out, "");
- return uh;
- }
- } catch(ArrayIndexOutOfBoundsException aioobe) {
- aioobe.printStackTrace();
- System.err.println("headerSize=" + headerSize);
- System.err.println("headerType=" + headerType);
- System.err.println("filePointer: " + raf.getFilePointer());
- return null;
- }
- }
-
- public static long findEntry(String entryName, RandomAccessFile rarFile) throws IOException {
- readMarkHeader(rarFile);
- RARHeader currentHeader = readHeader(rarFile);
- while(currentHeader != null) {
- if(currentHeader instanceof NewFileHeader &&
- !(currentHeader instanceof CommentHeader)) {
- NewFileHeader nfh = (NewFileHeader)currentHeader;
- if(nfh.getFilenameAsString().equals(entryName)) {
- return rarFile.getFilePointer() - (nfh.getHeadSize()+nfh.getPackSize());
- }
- }
- currentHeader = readHeader(rarFile);
- }
- return -1;
- }
-
- // Utility methods
-
-// public static int readIntLE(byte[] data) {
-// return readIntLE(data, 0);
-// }
-// public static int readIntLE(byte[] data, int offset) {
-// return ((data[offset+3] & 0xFF) << 24 |
-// (data[offset+2] & 0xFF) << 16 |
-// (data[offset+1] & 0xFF) << 8 |
-// (data[offset+0] & 0xFF) << 0);
-// }
-// public static short readShortLE(byte[] data) {
-// return readShortLE(data, 0);
-// }
-// public static short readShortLE(byte[] data, int offset) {
-// return (short) ((data[offset+1] & 0xFF) << 8 |
-// (data[offset+0] & 0xFF) << 0);
-// }
-// public static byte readByteLE(byte[] data) {
-// return readByteLE(data, 0);
-// }
-// public static byte readByteLE(byte[] data, int offset) {
-// return data[offset];
-// }
-}
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