/** Does a 'get' command. */
private void get(final String[] cmd) throws Exception {
int fd = -1;
if (cmd.length < 2) {
throw new Exception("USAGE: get <path> [local-path]");
}
String filename = cmd[1];
if (filename.charAt(0) != '/' && filename.charAt(0) != '\\') {
filename = cwd + filename;
}
String localFilename = null;
if (cmd.length > 2) {
localFilename = cmd[2];
} else {
localFilename = (new java.io.File(filename)).getName();
}
byte[] pathBytes = filename.getBytes(charset);
System.arraycopy(serverClient.returnInt(pathBytes.length), 0, serverClient.cmdOpen, 0, 4);
out.write(serverClient.cmdOpen, 0, 9);
out.write(pathBytes);
out.flush();
String response = serverClient.readCommandString();
if (response.equals(serverClient.OPEN)) {
fd = serverClient.getCode();
if (fd < 0) System.out.println("Open returned: " + fd);
} else {
throw new Exception("Open returned: " + response + "(" + serverClient.getCode() + ")");
}
if (fd >= 0) {
download(fd, localFilename);
}
}
private void reconnect() throws java.net.UnknownHostException, java.io.IOException {
clientSocket = new java.net.Socket(serverHostname, serverPortNum);
reader = new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
serverClient = new ps2vfs.server.Ps2VfsClient(clientSocket, null);
serverClient.initClientCommand();
in = serverClient.getInStream();
out = serverClient.getOutStream();
}
private void close(int fd) throws Exception {
int pos = -1;
System.arraycopy(serverClient.returnInt(fd), 0, serverClient.cmdClose, 0, 4);
out.write(serverClient.cmdClose, 0, 9);
out.flush();
String response = serverClient.readCommandString();
if (response.equals(serverClient.CLOSE)) {
pos = serverClient.getCode();
if (pos < 0) System.out.println("Close returned: " + pos);
} else {
throw new Exception("Close returned: " + response + "(" + serverClient.getCode() + ")");
}
}
private int read(int fd, byte[] buffer, int offset, int len) throws Exception {
int resultLen = 0;
System.arraycopy(serverClient.returnInt(fd), 0, serverClient.cmdRead, 0, 4);
out.write(serverClient.cmdRead, 0, 9);
byte[] data = new byte[4];
System.arraycopy(serverClient.returnInt(len), 0, data, 0, 4);
out.write(data);
out.flush();
String response = serverClient.readCommandString();
if (response.equals(serverClient.READ)) {
resultLen = serverClient.getCode();
if (resultLen < 0) System.out.println("Read returned: " + resultLen);
} else {
throw new Exception("Read returned: " + response + "(" + serverClient.getCode() + ")");
}
if (resultLen > 0) in.readFully(buffer, offset, resultLen);
/*
if(readLen != resultLen)
System.out.println("Read returned " + resultLen + ", but only " + readLen +
" was actually returned");
*/
return resultLen;
}
private int seek(int fd, int len, int whence) throws Exception {
int pos = -1;
System.arraycopy(serverClient.returnInt(fd), 0, serverClient.cmdSeek, 0, 4);
out.write(serverClient.cmdSeek, 0, 9);
byte[] data = new byte[4 * 2];
System.arraycopy(serverClient.returnInt(len), 0, data, 0, 4);
System.arraycopy(serverClient.returnInt(whence), 0, data, 4, 4);
out.write(data);
out.flush();
String response = serverClient.readCommandString();
if (response.equals(serverClient.SEEK)) {
pos = serverClient.getCode();
if (pos < 0) System.out.println("Seek returned: " + pos);
} else {
throw new Exception("Seek returned: " + response + "(" + serverClient.getCode() + ")");
}
return pos;
}
/** Does a 'ls' or a 'cd' command. */
private void lsAndCd(final String[] cmd) throws Exception {
if (cmd.length < 1) {
throw new Exception("USAGE: <cmd>");
}
boolean cd = false;
if (cmd[0].equalsIgnoreCase("cd")) {
cd = true;
if (cmd.length < 2) {
throw new Exception("USAGE: cd path");
}
}
String path = cwd;
byte[] pathBytes = null;
int numEntries = 0;
if (cmd.length >= 2) {
path = cmd[1];
if (path.equals("..")) {
// Looking for parent
int parentSep = cwd.lastIndexOf('/');
// System.err.println("cwd:" + cwd + " " + parentSep);
if (parentSep > 0) parentSep = cwd.lastIndexOf('/', parentSep - 1);
if (parentSep > 0) path = cwd.substring(0, parentSep);
else path = "/";
// System.err.println("cwd:" + cwd + " parent: " + path);
}
if (path.charAt(0) != '/') path = cwd + path;
}
if (path.equals("/")) {
pathBytes = null;
} else {
String sendPath = path;
if (path.charAt(0) == '/') {
sendPath = path.substring(1);
}
// System.err.println("dir of path: " + sendPath);
pathBytes = sendPath.getBytes(charset);
}
int numPathBytes = 0;
if (pathBytes != null) {
numPathBytes = pathBytes.length;
}
System.arraycopy(serverClient.returnInt(numPathBytes), 0, serverClient.cmdPwd, 0, 4);
out.write(serverClient.cmdPwd, 0, 9);
if (numPathBytes != 0) out.write(pathBytes);
out.flush();
String response = serverClient.readCommandString();
if (response.equals(serverClient.PWD)) {
numEntries = serverClient.getCode();
if (numEntries < 0) System.out.println("PWD returned: " + numEntries);
if (cd) {
if (numEntries >= 0) {
cwd = path;
if (!cwd.endsWith("/")) {
cwd = cwd + "/";
}
}
}
} else {
throw new Exception("PWD returned: " + response + "(" + serverClient.getCode() + ")");
}
// Read entry data;
if (numEntries >= 0) {
byte[] entries =
new byte
[ps2vfs.server.Ps2VfsClient.maxDirEntrySize
* ps2vfs.server.Ps2VfsClient.maxDirEntries];
// Trying short mode first, i.e. read just what we need.
int entriesToRead = numEntries + 1;
if (entriesToRead > ps2vfs.server.Ps2VfsClient.maxDirEntries) {
entriesToRead = ps2vfs.server.Ps2VfsClient.maxDirEntries;
}
in.readFully(entries, 0, entriesToRead * ps2vfs.server.Ps2VfsClient.maxDirEntrySize);
if (!cd) {
// Print content.
for (int n = 0; n < numEntries; n++) {
int entryOffset = n * ps2vfs.server.Ps2VfsClient.maxDirEntrySize;
if (entries[entryOffset] == 0xff) {
// This is the end marker, so we just end the printing here.
break;
}
boolean isDir = (entries[entryOffset] & 0x02) != 0;
int len = ps2vfs.server.Ps2VfsClient.maxDirEntryNameLength;
while (entries[entryOffset + len] == 0) len--;
String entryName = new String(entries, entryOffset + 1, len);
if (isDir) entryName = entryName + "/";
System.out.println(entryName);
}
}
if (in.available() > 0 || !ps2vfs.server.Ps2VfsClient.shortDirMode) {
int remainingBytes =
(ps2vfs.server.Ps2VfsClient.maxDirEntries - entriesToRead)
* ps2vfs.server.Ps2VfsClient.maxDirEntrySize;
if (ps2vfs.server.Ps2VfsClient.shortDirMode) {
System.err.println("More data available, assuming long mode.... ");
}
/*
System.err.println("Reading remaining overhead " + remainingBytes + "(" +
(entriesToRead*ps2vfs.server.Ps2VfsClient.maxDirEntrySize) +
"/" +
(remainingBytes +
entriesToRead*ps2vfs.server.Ps2VfsClient.maxDirEntrySize) +
"/" + (ps2vfs.server.Ps2VfsClient.maxDirEntrySize*
ps2vfs.server.Ps2VfsClient.maxDirEntries) + ")" +
" bytes.");
*/
if (remainingBytes > 0) in.readFully(entries, 0, remainingBytes);
if (ps2vfs.server.Ps2VfsClient.shortDirMode) {
System.err.println("Full PWD mode ended.");
}
}
}
}
/** Does a 'exit' command. */
private void exit() throws Exception {
System.arraycopy(serverClient.returnInt(0), 0, serverClient.cmdExit, 0, 4);
out.write(serverClient.cmdExit, 0, 9);
out.flush();
}
