diff options
Diffstat (limited to 'lib/src/main')
3 files changed, 81 insertions, 0 deletions
diff --git a/lib/src/main/java/com/trilead/ssh2/Session.java b/lib/src/main/java/com/trilead/ssh2/Session.java index 4784537..c41d837 100644 --- a/lib/src/main/java/com/trilead/ssh2/Session.java +++ b/lib/src/main/java/com/trilead/ssh2/Session.java @@ -129,6 +129,17 @@ public class Session cm.requestPTY(cn, term, term_width_characters, term_height_characters, term_width_pixels, term_height_pixels,
terminal_modes);
}
+
+ public void resizePTY(int width, int height) throws IOException {
+ synchronized (this)
+ {
+ /* The following is just a nicer error, we would catch it anyway later in the channel code */
+ if (flag_closed)
+ throw new IOException("This session is closed.");
+ }
+
+ cm.resizePTY(cn, width, height);
+ }
/**
* Request X11 forwarding for the current session.
diff --git a/lib/src/main/java/com/trilead/ssh2/channel/ChannelManager.java b/lib/src/main/java/com/trilead/ssh2/channel/ChannelManager.java index ebd7585..74906d3 100644 --- a/lib/src/main/java/com/trilead/ssh2/channel/ChannelManager.java +++ b/lib/src/main/java/com/trilead/ssh2/channel/ChannelManager.java @@ -17,6 +17,7 @@ import com.trilead.ssh2.packets.PacketOpenDirectTCPIPChannel; import com.trilead.ssh2.packets.PacketOpenSessionChannel;
import com.trilead.ssh2.packets.PacketSessionExecCommand;
import com.trilead.ssh2.packets.PacketSessionPtyRequest;
+import com.trilead.ssh2.packets.PacketSessionPtyResize;
import com.trilead.ssh2.packets.PacketSessionStartShell;
import com.trilead.ssh2.packets.PacketSessionSubsystemRequest;
import com.trilead.ssh2.packets.PacketSessionX11Request;
@@ -675,6 +676,35 @@ public class ChannelManager implements MessageHandler throw (IOException) new IOException("PTY request failed").initCause(e);
}
}
+
+
+ public void resizePTY(Channel c, int width, int height) throws IOException {
+ PacketSessionPtyResize spr;
+
+ synchronized (c) {
+ if (c.state != Channel.STATE_OPEN)
+ throw new IOException("Cannot request PTY on this channel ("
+ + c.getReasonClosed() + ")");
+
+ spr = new PacketSessionPtyResize(c.remoteID, true, width, height);
+ c.successCounter = c.failedCounter = 0;
+ }
+
+ synchronized (c.channelSendLock) {
+ if (c.closeMessageSent)
+ throw new IOException("Cannot request PTY on this channel ("
+ + c.getReasonClosed() + ")");
+ tm.sendMessage(spr.getPayload());
+ }
+
+ try {
+ waitForChannelSuccessOrFailure(c);
+ } catch (IOException e) {
+ throw (IOException) new IOException("PTY request failed")
+ .initCause(e);
+ }
+ }
+
public void requestX11(Channel c, boolean singleConnection, String x11AuthenticationProtocol,
String x11AuthenticationCookie, int x11ScreenNumber) throws IOException
diff --git a/lib/src/main/java/com/trilead/ssh2/packets/PacketSessionPtyResize.java b/lib/src/main/java/com/trilead/ssh2/packets/PacketSessionPtyResize.java new file mode 100644 index 0000000..20d35cd --- /dev/null +++ b/lib/src/main/java/com/trilead/ssh2/packets/PacketSessionPtyResize.java @@ -0,0 +1,40 @@ +package com.trilead.ssh2.packets; + +public class PacketSessionPtyResize { + byte[] payload; + + public int recipientChannelID; + public boolean wantReply; + public String term; + public int width; + public int height; + + public PacketSessionPtyResize(int recipientChannelID, boolean wantReply, int width, int height) { + this.recipientChannelID = recipientChannelID; + this.wantReply = wantReply; + this.term = term; + this.width = width; + this.height = height; + } + + public byte[] getPayload() + { + if (payload == null) + { + TypesWriter tw = new TypesWriter(); + tw.writeByte(Packets.SSH_MSG_CHANNEL_REQUEST); + tw.writeUINT32(recipientChannelID); + tw.writeString("window-change"); + tw.writeBoolean(wantReply); + tw.writeUINT32(width); + tw.writeUINT32(height); + tw.writeUINT32(0); + tw.writeUINT32(0); + + payload = tw.getBytes(); + } + return payload; + } +} + + |