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Use direct translation between keysym and Unicode, rather than table (see http://www.x.org/wiki/KeySyms, same translation used from Unicode to keysym by the Guacmole JS client). Remove related files.

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This commit is contained in:
Michael Jumper 2012-05-16 01:26:09 -07:00
parent 8a8924dc7d
commit 6da3c29606
5 changed files with 26 additions and 1322 deletions
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1
protocols/rdp/Makefile.am
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@ -42,7 +42,6 @@ AM_CFLAGS = -Werror -Wall -pedantic -Iinclude
lib_LTLIBRARIES = libguac-client-rdp.la
libguac_client_rdp_la_SOURCES = src/client.c src/rdp_bitmap.c src/rdp_glyph.c src/rdp_pointer.c src/rdp_gdi.c src/guac_handlers.c src/rdp_cliprdr.c \
src/unicode_convtable.c\
src/rdp_keymap.c \
src/rdp_keymap_base.c \
src/rdp_keymap_en_us.c

52
protocols/rdp/include/unicode_convtable.h
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@ -1,52 +0,0 @@
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is libguac-client-rdp.
*
* The Initial Developer of the Original Code is
* Jocelyn DELALANDE <j.delalande@ulteo.com> Ulteo SAS - http://www.ulteo.com
*
* Portions created by the Initial Developer are Copyright (C) 2012 Ulteo SAS.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _GUAC_UNICODE_CONVTABLE_H
#define _GUAC_UNICODE_CONVTABLE_H
int keysym2uni(int keysym);
/* Keysym->unicode Exceptions tables */
int keysym2uni_base[65536];
int keysym2uni_ext0[4096];
int keysym2uni_ext1[4096];
int keysym2uni_ext2[4096];
/* Fill global tables, if needed (only on first call) */
void init_unicode_tables();
#endif

49
protocols/rdp/src/guac_handlers.c
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@ -62,7 +62,6 @@
#include "rdp_keymap.h"
#include "rdp_cliprdr.h"
#include "guac_handlers.h"
#include "unicode_convtable.h"
void __guac_rdp_update_keysyms(guac_client* client, const int* keysym_string, int from, int to);
int __guac_rdp_send_keysym(guac_client* client, int keysym, int pressed);
@ -329,7 +328,7 @@ int __guac_rdp_send_keysym(guac_client* client, int keysym, int pressed) {
freerdp* rdp_inst = guac_client_data->rdp_inst;
/* If keysym can be in lookup table */
//if (keysym <= 0xFFFF) {
if (keysym <= 0xFFFF) {
/* Look up scancode mapping */
const guac_rdp_keysym_desc* keysym_desc =
@ -363,29 +362,33 @@ int __guac_rdp_send_keysym(guac_client* client, int keysym, int pressed) {
if (keysym_desc->clear_keysyms != NULL)
__guac_rdp_update_keysyms(client, keysym_desc->clear_keysyms, 1, 1);
return 0;
} else {
/* Fall back to unicode events if undefined inside current keymap */
int unicode_code = keysym2uni(keysym);
guac_client_log_info(client, "Translated keysym:0x%x to unicode:0x%x (pressed=%d flag=%d)",
keysym, unicode_code, pressed, pressed ? KBD_FLAGS_DOWN : KBD_FLAGS_RELEASE);
}
}
/* LibfreeRDP seems not to take into account the DOWN/RELEASE flags.
* So we send only on of the two key events.
*/
if (pressed) {
rdp_inst->input->UnicodeKeyboardEvent(
rdp_inst->input,
//pressed ? KBD_FLAGS_DOW : KBD_FLAGS_RELEASE, <- not
// taken into account
0,
unicode_code);
} else {
guac_client_log_info(client, "Ignoring release");
}
}
//}
/* Fall back to unicode events if undefined inside current keymap */
/* Only send when key pressed - Unicode events do not have DOWN/RELEASE flags */
if (pressed) {
/* Translate keysym into codepoint */
int codepoint;
if (keysym <= 0xFF)
codepoint = keysym;
else
codepoint = keysym & 0xFFFFFF;
guac_client_log_info(client, "Translated keysym 0x%x to U+%04X", keysym, codepoint);
/* Send Unicode event */
rdp_inst->input->UnicodeKeyboardEvent(
rdp_inst->input,
0, codepoint);
}
else
guac_client_log_info(client, "Ignoring key release (Unicode event)");
return 0;
}

1117
protocols/rdp/src/unicode_convtable.c
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File diff suppressed because it is too large Load Diff

129
protocols/rdp/tools/ini2dot_h_unimap.py
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@ -1,129 +0,0 @@
#!/usr/bin/env python
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is libguac-client-rdp.
#
# The Initial Developer of the Original Code is
# Jocelyn DELALANDE <j.delalande@ulteo.com> Ulteo SAS - http://www.ulteo.com
#
# Portions created by the Initial Developer are Copyright (C) 2012 Ulteo SAS.
#
# Contributor(s):
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
# Converts a .ini file defining unicode exceptions to a dot_h file
# The dot_h file defines an array of keysim->unicode
#
# Used to extract the keysym<->unicode mapping exceptions from
# unicode_exception.ini (can be found in Ulteo patched version of xrdp)
#
# Such an ini file can be found at
# http://www.ulteo.com/home/en/download/sourcecode (xrdp folder)
#
import sys
import ConfigParser
class KeysymMaps:
def __init__(self):
# 4 digits keysyms
self.base = []
# Extented keysym starting with 0x1000
self.ext0 = []
# Extented keysym starting with 0x1001
self.ext1 = []
# Extented keysym starting with 0x1002
self.ext2 = []
def insert(self, keysym, uni):
# Main keysym table is 4-digit hexa keysyms
# (most of 'em are 3-digits but they lack the leading zero)
if len(keysym) <= 6:
self.base.append((keysym[2:], uni))
elif keysym.startswith('0x100'):
if keysym[:6] == '0x1000':
self.ext0.append((keysym[6:], uni))
elif keysym[:6] == '0x1001':
self.ext1.append((keysym[6:], uni))
elif keysym[:6] == '0x1002':
self.ext2.append((keysym[6:], uni))
else:
raise ValueError("Unexpected keysym : %s" % keysym)
else:
raise ValueError("Unexpected keysym : %s" % keysym)
def get_h_content(self, base_name, ext0_name, ext1_name, ext2_name):
out = ''
maps = ((base_name, self.base),
(ext0_name, self.ext0),
(ext1_name, self.ext1),
(ext2_name, self.ext2))
for var_name, kmap in maps:
for keysym, uni in kmap:
out += '%s[0x%s] = %s;\n' %(var_name, keysym, uni)
out += '\n\n'
return out
if __name__ == '__main__':
if len(sys.argv) < 2:
print "ini2dot_h_unimap.py <ini_file>"
exit(2)
inifile = sys.argv[1]
print "uni2keysym_map[]"
ini = ConfigParser.ConfigParser()
ini.read([inifile])
mapping = ini.items('unicode_exception')
maps = KeysymMaps()
for uni, keysym in mapping:
maps.insert(keysym, uni)
dot_h_content = \
"""
int keysm2uni_base[4096];
int keysm2uni_ext0[4096];
int keysm2uni_ext1[4096];
int keysm2uni_ext2[4096];
"""
dot_h_content += maps.get_h_content('keysm2uni_base', 'keysm2uni_ext0',
'keysm2uni_ext1', 'keysm2uni_ext2');
print dot_h_content