From ba2f441f18ac2b6ca3d467cd4f5da33b5bd6cd87 Mon Sep 17 00:00:00 2001
From: Pierre Ossman <ossman@cendio.com>
Date: Mon, 27 Mar 2006 09:20:24 +0000
Subject: [PATCH] Control clipboard behaviour (and even disable it) using
 command line options.

git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@1206 423420c4-83ab-492f-b58f-81f9feb106b5
---
 cliprdr.c  |  6 ++++++
 proto.h    |  2 ++
 rdesktop.c | 26 +++++++++++++++++++++++++-
 xclip.c    | 30 +++++++++++++++++++++++++++++-
 4 files changed, 62 insertions(+), 2 deletions(-)

diff --git a/cliprdr.c b/cliprdr.c
index f8887ad..d361db7 100644
--- a/cliprdr.c
+++ b/cliprdr.c
@@ -163,6 +163,12 @@ cliprdr_process(STREAM s)
 	}
 }
 
+void
+cliprdr_set_mode(const char *optarg)
+{
+	ui_clip_set_mode(optarg);
+}
+
 BOOL
 cliprdr_init(void)
 {
diff --git a/proto.h b/proto.h
index 4d9bbb0..7de4398 100644
--- a/proto.h
+++ b/proto.h
@@ -54,6 +54,7 @@ void cliprdr_send_simple_native_format_announce(uint32 format);
 void cliprdr_send_native_format_announce(uint8 * formats_data, uint32 formats_data_length);
 void cliprdr_send_data_request(uint32 format);
 void cliprdr_send_data(uint8 * data, uint32 length);
+void cliprdr_set_mode(const char *optarg);
 BOOL cliprdr_init(void);
 /* disk.c */
 int disk_enum_devices(uint32 * id, char *optarg);
@@ -205,6 +206,7 @@ void ui_clip_format_announce(uint8 * data, uint32 length);
 void ui_clip_handle_data(uint8 * data, uint32 length);
 void ui_clip_request_data(uint32 format);
 void ui_clip_sync(void);
+void ui_clip_set_mode(const char *optarg);
 void xclip_init(void);
 /* xkeymap.c */
 BOOL xkeymap_from_locale(const char *locale);
diff --git a/rdesktop.c b/rdesktop.c
index 77965ee..350756a 100644
--- a/rdesktop.c
+++ b/rdesktop.c
@@ -84,6 +84,7 @@ BOOL g_fullscreen = False;
 BOOL g_grab_keyboard = True;
 BOOL g_hide_decorations = False;
 BOOL g_use_rdp5 = True;
+BOOL g_rdpclip = True;
 BOOL g_console_session = False;
 BOOL g_numlock_sync = False;
 BOOL lspci_enabled = False;
@@ -180,6 +181,13 @@ usage(char *program)
 		"             or      mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n");
 	fprintf(stderr, "         '-r sound:[local|off|remote]': enable sound redirection\n");
 	fprintf(stderr, "                     remote would leave sound on server\n");
+	fprintf(stderr,
+		"         '-r clipboard:[on|off|auto|PRIMARYCLIPBOARD|CLIPBOARD]': enable clip-\n");
+	fprintf(stderr, "                      board redirection.\n");
+	fprintf(stderr,
+		"                      'on|auto|PRIMARYCLIPBOARD' looks at both PRIMARY and\n");
+	fprintf(stderr, "                      CLIPBOARD when sending data to server.\n");
+	fprintf(stderr, "                      'CLIPBOARD' looks at only CLIPBOARD.\n");
 	fprintf(stderr, "   -0: attach to console\n");
 	fprintf(stderr, "   -4: use RDP version 4\n");
 	fprintf(stderr, "   -5: use RDP version 5 (default)\n");
@@ -705,9 +713,25 @@ main(int argc, char *argv[])
 					g_rdpdr_clientname = xmalloc(strlen(optarg + 11) + 1);
 					strcpy(g_rdpdr_clientname, optarg + 11);
 				}
+				else if (str_startswith(optarg, "clipboard"))
+				{
+					optarg += 9;
+
+					if (*optarg == ':')
+					{
+						optarg++;
+
+						if (str_startswith(optarg, "off"))
+							g_rdpclip = False;
+						else
+							cliprdr_set_mode(optarg);
+					}
+					else
+						g_rdpclip = True;
+				}
 				else
 				{
-					warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound\n");
+					warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound, clipboard\n");
 				}
 				break;
 
diff --git a/xclip.c b/xclip.c
index 222e0c0..ca25f85 100644
--- a/xclip.c
+++ b/xclip.c
@@ -53,7 +53,12 @@
 extern Display *g_display;
 extern Window g_wnd;
 extern Time g_last_gesturetime;
+extern BOOL g_rdpclip;
 
+/* Mode of operation.
+   - Auto: Look at both PRIMARY and CLIPBOARD and use the most recent.
+   - Non-auto: Look at just CLIPBOARD. */
+static BOOL auto_mode = True;
 /* Atoms of the two X selections we're dealing with: CLIPBOARD (explicit-copy) and PRIMARY (selection-copy) */
 static Atom clipboard_atom, primary_atom;
 /* Atom of the TARGETS clipboard target */
@@ -902,7 +907,11 @@ ui_clip_request_data(uint32 format)
 		return;
 	}
 
-	primary_owner = XGetSelectionOwner(g_display, primary_atom);
+	if (auto_mode)
+		primary_owner = XGetSelectionOwner(g_display, primary_atom);
+	else
+		primary_owner = None;
+
 	clipboard_owner = XGetSelectionOwner(g_display, clipboard_atom);
 
 	/* Both available */
@@ -943,10 +952,29 @@ ui_clip_sync(void)
 	cliprdr_send_simple_native_format_announce(RDP_CF_TEXT);
 }
 
+void
+ui_clip_set_mode(const char *optarg)
+{
+	g_rdpclip = True;
+
+	if (str_startswith(optarg, "auto") || str_startswith(optarg, "on")
+	    || str_startswith(optarg, "PRIMARYCLIPBOARD"))
+		auto_mode = True;
+	else if (str_startswith(optarg, "CLIPBOARD"))
+		auto_mode = False;
+	else
+	{
+		warning("Invalid clipboard mode '%s'.\n", optarg);
+		g_rdpclip = False;
+	}
+}
 
 void
 xclip_init(void)
 {
+	if (!g_rdpclip)
+		return;
+
 	if (!cliprdr_init())
 		return;