1 |
/* |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X keyboard mapping |
User interface services - X keyboard mapping |
4 |
Copyright (C) Matthew Chapman 1999-2002 |
|
5 |
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Copyright (C) Matthew Chapman 1999-2005 |
6 |
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Copyright (C) Peter Astrand <peter@cendio.se> 2003 |
7 |
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|
8 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
9 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
14 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
GNU General Public License for more details. |
GNU General Public License for more details. |
17 |
|
|
18 |
You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
19 |
along with this program; if not, write to the Free Software |
along with this program; if not, write to the Free Software |
20 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 |
*/ |
*/ |
22 |
|
|
23 |
|
#ifdef RDP2VNC |
24 |
|
#include "vnc/x11stubs.h" |
25 |
|
#else |
26 |
#include <X11/Xlib.h> |
#include <X11/Xlib.h> |
27 |
#define XK_MISCELLANY |
#include <X11/keysym.h> |
28 |
#include <X11/keysymdef.h> |
#endif |
29 |
|
|
30 |
#include <ctype.h> |
#include <ctype.h> |
31 |
#include <limits.h> |
#include <limits.h> |
32 |
#include <time.h> |
#include <time.h> |
33 |
#include "rdesktop.h" |
#include "rdesktop.h" |
34 |
#include "scancodes.h" |
#include "scancodes.h" |
35 |
|
|
36 |
#define KEYMAP_SIZE 4096 |
#define KEYMAP_SIZE 0xffff+1 |
37 |
#define KEYMAP_MASK (KEYMAP_SIZE - 1) |
#define KEYMAP_MASK 0xffff |
38 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
#define KEYMAP_MAX_LINE_LENGTH 80 |
39 |
|
|
40 |
extern Display *display; |
extern Display *g_display; |
41 |
|
extern Window g_wnd; |
42 |
extern char keymapname[16]; |
extern char keymapname[16]; |
43 |
extern int keylayout; |
extern int g_keylayout; |
44 |
extern BOOL enable_compose; |
extern int g_win_button_size; |
45 |
|
extern BOOL g_enable_compose; |
46 |
|
extern BOOL g_use_rdp5; |
47 |
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extern BOOL g_numlock_sync; |
48 |
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|
49 |
static BOOL keymap_loaded; |
static BOOL keymap_loaded; |
50 |
static key_translation keymap[KEYMAP_SIZE]; |
static key_translation *keymap[KEYMAP_SIZE]; |
51 |
static int min_keycode; |
static int min_keycode; |
52 |
static uint16 remote_modifier_state = 0; |
static uint16 remote_modifier_state = 0; |
53 |
|
static uint16 saved_remote_modifier_state = 0; |
54 |
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|
55 |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
static void update_modifier_state(uint8 scancode, BOOL pressed); |
56 |
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|
57 |
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/* Free key_translation structure, including linked list */ |
58 |
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static void |
59 |
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free_key_translation(key_translation * ptr) |
60 |
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{ |
61 |
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key_translation *next; |
62 |
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|
63 |
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while (ptr) |
64 |
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{ |
65 |
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next = ptr->next; |
66 |
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xfree(ptr); |
67 |
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ptr = next; |
68 |
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} |
69 |
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} |
70 |
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|
71 |
static void |
static void |
72 |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
add_to_keymap(char *keyname, uint8 scancode, uint16 modifiers, char *mapname) |
73 |
{ |
{ |
74 |
KeySym keysym; |
KeySym keysym; |
75 |
|
key_translation *tr; |
76 |
|
|
77 |
keysym = XStringToKeysym(keyname); |
keysym = XStringToKeysym(keyname); |
78 |
if (keysym == NoSymbol) |
if (keysym == NoSymbol) |
79 |
{ |
{ |
80 |
error("Bad keysym %s in keymap %s\n", keyname, mapname); |
DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring)\n", keyname, mapname)); |
81 |
return; |
return; |
82 |
} |
} |
83 |
|
|
84 |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
DEBUG_KBD(("Adding translation, keysym=0x%x, scancode=0x%x, " |
85 |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
"modifiers=0x%x\n", (unsigned int) keysym, scancode, modifiers)); |
86 |
|
|
87 |
keymap[keysym & KEYMAP_MASK].scancode = scancode; |
tr = (key_translation *) xmalloc(sizeof(key_translation)); |
88 |
keymap[keysym & KEYMAP_MASK].modifiers = modifiers; |
memset(tr, 0, sizeof(key_translation)); |
89 |
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tr->scancode = scancode; |
90 |
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tr->modifiers = modifiers; |
91 |
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free_key_translation(keymap[keysym & KEYMAP_MASK]); |
92 |
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keymap[keysym & KEYMAP_MASK] = tr; |
93 |
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|
94 |
return; |
return; |
95 |
} |
} |
96 |
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|
97 |
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static void |
98 |
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add_sequence(char *rest, char *mapname) |
99 |
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{ |
100 |
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KeySym keysym; |
101 |
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key_translation *tr, **prev_next; |
102 |
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size_t chars; |
103 |
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char keyname[KEYMAP_MAX_LINE_LENGTH]; |
104 |
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|
105 |
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/* Skip over whitespace after the sequence keyword */ |
106 |
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chars = strspn(rest, " \t"); |
107 |
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rest += chars; |
108 |
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|
109 |
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/* Fetch the keysym name */ |
110 |
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chars = strcspn(rest, " \t\0"); |
111 |
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STRNCPY(keyname, rest, chars + 1); |
112 |
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rest += chars; |
113 |
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|
114 |
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keysym = XStringToKeysym(keyname); |
115 |
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if (keysym == NoSymbol) |
116 |
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{ |
117 |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, mapname)); |
118 |
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return; |
119 |
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} |
120 |
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|
121 |
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|
122 |
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DEBUG_KBD(("Adding sequence for keysym (0x%lx, %s) -> ", keysym, keyname)); |
123 |
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|
124 |
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free_key_translation(keymap[keysym & KEYMAP_MASK]); |
125 |
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prev_next = &keymap[keysym & KEYMAP_MASK]; |
126 |
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|
127 |
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while (*rest) |
128 |
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{ |
129 |
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/* Skip whitespace */ |
130 |
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chars = strspn(rest, " \t"); |
131 |
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rest += chars; |
132 |
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|
133 |
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/* Fetch the keysym name */ |
134 |
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chars = strcspn(rest, " \t\0"); |
135 |
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STRNCPY(keyname, rest, chars + 1); |
136 |
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rest += chars; |
137 |
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|
138 |
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keysym = XStringToKeysym(keyname); |
139 |
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if (keysym == NoSymbol) |
140 |
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{ |
141 |
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DEBUG_KBD(("Bad keysym \"%s\" in keymap %s (ignoring line)\n", keyname, |
142 |
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mapname)); |
143 |
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return; |
144 |
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} |
145 |
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|
146 |
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/* Allocate space for key_translation structure */ |
147 |
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tr = (key_translation *) xmalloc(sizeof(key_translation)); |
148 |
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memset(tr, 0, sizeof(key_translation)); |
149 |
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*prev_next = tr; |
150 |
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prev_next = &tr->next; |
151 |
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tr->seq_keysym = keysym; |
152 |
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|
153 |
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DEBUG_KBD(("0x%x, ", (unsigned int) keysym)); |
154 |
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} |
155 |
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DEBUG_KBD(("\n")); |
156 |
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} |
157 |
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|
158 |
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/* Joins two path components. The result should be freed with |
159 |
|
xfree(). */ |
160 |
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static char * |
161 |
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pathjoin(const char *a, const char *b) |
162 |
|
{ |
163 |
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char *result; |
164 |
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result = xmalloc(PATH_MAX * 2 + 1); |
165 |
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|
166 |
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if (b[0] == '/') |
167 |
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{ |
168 |
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strncpy(result, b, PATH_MAX); |
169 |
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} |
170 |
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else |
171 |
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{ |
172 |
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strncpy(result, a, PATH_MAX); |
173 |
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strcat(result, "/"); |
174 |
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strncat(result, b, PATH_MAX); |
175 |
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} |
176 |
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return result; |
177 |
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} |
178 |
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|
179 |
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/* Try to open a keymap with fopen() */ |
180 |
|
FILE * |
181 |
|
xkeymap_open(const char *filename) |
182 |
|
{ |
183 |
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char *path1, *path2; |
184 |
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char *home; |
185 |
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FILE *fp; |
186 |
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|
187 |
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/* Try KEYMAP_PATH */ |
188 |
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path1 = pathjoin(KEYMAP_PATH, filename); |
189 |
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fp = fopen(path1, "r"); |
190 |
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xfree(path1); |
191 |
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if (fp) |
192 |
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return fp; |
193 |
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|
194 |
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/* Try ~/.rdesktop/keymaps */ |
195 |
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home = getenv("HOME"); |
196 |
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if (home) |
197 |
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{ |
198 |
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path1 = pathjoin(home, ".rdesktop/keymaps"); |
199 |
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path2 = pathjoin(path1, filename); |
200 |
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xfree(path1); |
201 |
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fp = fopen(path2, "r"); |
202 |
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xfree(path2); |
203 |
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if (fp) |
204 |
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return fp; |
205 |
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} |
206 |
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|
207 |
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/* Try current directory, in case we are running from the source |
208 |
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tree */ |
209 |
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path1 = pathjoin("keymaps", filename); |
210 |
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fp = fopen(path1, "r"); |
211 |
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xfree(path1); |
212 |
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if (fp) |
213 |
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return fp; |
214 |
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|
215 |
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return NULL; |
216 |
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} |
217 |
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|
218 |
static BOOL |
static BOOL |
219 |
xkeymap_read(char *mapname) |
xkeymap_read(char *mapname) |
220 |
{ |
{ |
221 |
FILE *fp; |
FILE *fp; |
222 |
char line[KEYMAP_MAX_LINE_LENGTH]; |
char line[KEYMAP_MAX_LINE_LENGTH]; |
|
char path[PATH_MAX], inplace_path[PATH_MAX]; |
|
223 |
unsigned int line_num = 0; |
unsigned int line_num = 0; |
224 |
unsigned int line_length = 0; |
unsigned int line_length = 0; |
225 |
char *keyname, *p; |
char *keyname, *p; |
227 |
uint8 scancode; |
uint8 scancode; |
228 |
uint16 modifiers; |
uint16 modifiers; |
229 |
|
|
230 |
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fp = xkeymap_open(mapname); |
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strcpy(path, KEYMAP_PATH); |
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strncat(path, mapname, sizeof(path) - sizeof(KEYMAP_PATH)); |
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fp = fopen(path, "r"); |
|
231 |
if (fp == NULL) |
if (fp == NULL) |
232 |
{ |
{ |
233 |
/* in case we are running from the source tree */ |
error("Failed to open keymap %s\n", mapname); |
234 |
strcpy(inplace_path, "keymaps/"); |
return False; |
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strncat(inplace_path, mapname, sizeof(inplace_path) - sizeof("keymaps/")); |
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fp = fopen(inplace_path, "r"); |
|
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if (fp == NULL) |
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{ |
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error("Failed to open keymap %s\n", path); |
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return False; |
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} |
|
235 |
} |
} |
236 |
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|
237 |
/* FIXME: More tolerant on white space */ |
/* FIXME: More tolerant on white space */ |
263 |
/* map */ |
/* map */ |
264 |
if (strncmp(line, "map ", 4) == 0) |
if (strncmp(line, "map ", 4) == 0) |
265 |
{ |
{ |
266 |
keylayout = strtol(line + 4, NULL, 16); |
g_keylayout = strtol(line + 4, NULL, 16); |
267 |
DEBUG_KBD(("Keylayout 0x%x\n", keylayout)); |
DEBUG_KBD(("Keylayout 0x%x\n", g_keylayout)); |
268 |
continue; |
continue; |
269 |
} |
} |
270 |
|
|
272 |
if (strncmp(line, "enable_compose", 15) == 0) |
if (strncmp(line, "enable_compose", 15) == 0) |
273 |
{ |
{ |
274 |
DEBUG_KBD(("Enabling compose handling\n")); |
DEBUG_KBD(("Enabling compose handling\n")); |
275 |
enable_compose = True; |
g_enable_compose = True; |
276 |
|
continue; |
277 |
|
} |
278 |
|
|
279 |
|
/* sequence */ |
280 |
|
if (strncmp(line, "sequence", 8) == 0) |
281 |
|
{ |
282 |
|
add_sequence(line + 8, mapname); |
283 |
continue; |
continue; |
284 |
} |
} |
285 |
|
|
342 |
/* Automatically add uppercase key, with same modifiers |
/* Automatically add uppercase key, with same modifiers |
343 |
plus shift */ |
plus shift */ |
344 |
for (p = keyname; *p; p++) |
for (p = keyname; *p; p++) |
345 |
*p = toupper(*p); |
*p = toupper((int) *p); |
346 |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
MASK_ADD_BITS(modifiers, MapLeftShiftMask); |
347 |
add_to_keymap(keyname, scancode, modifiers, mapname); |
add_to_keymap(keyname, scancode, modifiers, mapname); |
348 |
} |
} |
358 |
xkeymap_init(void) |
xkeymap_init(void) |
359 |
{ |
{ |
360 |
unsigned int max_keycode; |
unsigned int max_keycode; |
361 |
|
char *mapname_ptr; |
362 |
|
|
363 |
|
/* Make keymapname lowercase */ |
364 |
|
mapname_ptr = keymapname; |
365 |
|
while (*mapname_ptr) |
366 |
|
{ |
367 |
|
*mapname_ptr = tolower((int) *mapname_ptr); |
368 |
|
mapname_ptr++; |
369 |
|
} |
370 |
|
|
371 |
if (strcmp(keymapname, "none")) |
if (strcmp(keymapname, "none")) |
372 |
{ |
{ |
374 |
keymap_loaded = True; |
keymap_loaded = True; |
375 |
} |
} |
376 |
|
|
377 |
XDisplayKeycodes(display, &min_keycode, (int *) &max_keycode); |
XDisplayKeycodes(g_display, &min_keycode, (int *) &max_keycode); |
378 |
|
} |
379 |
|
|
380 |
|
static void |
381 |
|
send_winkey(uint32 ev_time, BOOL pressed, BOOL leftkey) |
382 |
|
{ |
383 |
|
uint8 winkey; |
384 |
|
|
385 |
|
if (leftkey) |
386 |
|
winkey = SCANCODE_CHAR_LWIN; |
387 |
|
else |
388 |
|
winkey = SCANCODE_CHAR_RWIN; |
389 |
|
|
390 |
|
if (pressed) |
391 |
|
{ |
392 |
|
if (g_use_rdp5) |
393 |
|
{ |
394 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, winkey); |
395 |
|
} |
396 |
|
else |
397 |
|
{ |
398 |
|
/* RDP4 doesn't support winkey. Fake with Ctrl-Esc */ |
399 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
400 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
401 |
|
} |
402 |
|
} |
403 |
|
else |
404 |
|
{ |
405 |
|
/* key released */ |
406 |
|
if (g_use_rdp5) |
407 |
|
{ |
408 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, winkey); |
409 |
|
} |
410 |
|
else |
411 |
|
{ |
412 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
413 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
414 |
|
} |
415 |
|
} |
416 |
} |
} |
417 |
|
|
418 |
/* Handles, for example, multi-scancode keypresses (which is not |
static void |
419 |
possible via keymap-files) */ |
reset_winkey(uint32 ev_time) |
420 |
|
{ |
421 |
|
if (g_use_rdp5) |
422 |
|
{ |
423 |
|
/* For some reason, it seems to suffice to release |
424 |
|
*either* the left or right winkey. */ |
425 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LWIN); |
426 |
|
} |
427 |
|
} |
428 |
|
|
429 |
|
/* Handle special key combinations */ |
430 |
BOOL |
BOOL |
431 |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
handle_special_keys(uint32 keysym, unsigned int state, uint32 ev_time, BOOL pressed) |
432 |
{ |
{ |
433 |
switch (keysym) |
switch (keysym) |
434 |
{ |
{ |
435 |
case XK_Break: |
case XK_Return: |
|
case XK_Pause: |
|
436 |
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
if ((get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R)) |
437 |
&& (get_key_state(state, XK_Control_L) || get_key_state(state, XK_Control_R))) |
&& (get_key_state(state, XK_Control_L) |
438 |
|
|| get_key_state(state, XK_Control_R))) |
439 |
{ |
{ |
440 |
/* Ctrl-Alt-Break: toggle full screen */ |
/* Ctrl-Alt-Enter: toggle full screen */ |
441 |
if (pressed) |
if (pressed) |
442 |
xwin_toggle_fullscreen(); |
xwin_toggle_fullscreen(); |
443 |
|
return True; |
444 |
|
} |
445 |
|
break; |
446 |
|
|
447 |
|
case XK_Break: |
448 |
|
/* Send Break sequence E0 46 E0 C6 */ |
449 |
|
if (pressed) |
450 |
|
{ |
451 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
452 |
|
(SCANCODE_EXTENDED | 0x46)); |
453 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
454 |
|
(SCANCODE_EXTENDED | 0xc6)); |
455 |
} |
} |
456 |
else if (keysym == XK_Break) |
/* No release sequence */ |
457 |
|
return True; |
458 |
|
break; |
459 |
|
|
460 |
|
case XK_Pause: |
461 |
|
/* According to MS Keyboard Scan Code |
462 |
|
Specification, pressing Pause should result |
463 |
|
in E1 1D 45 E1 9D C5. I'm not exactly sure |
464 |
|
of how this is supposed to be sent via |
465 |
|
RDP. The code below seems to work, but with |
466 |
|
the side effect that Left Ctrl stays |
467 |
|
down. Therefore, we release it when Pause |
468 |
|
is released. */ |
469 |
|
if (pressed) |
470 |
{ |
{ |
471 |
/* Send Break sequence E0 46 E0 C6 */ |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
472 |
if (pressed) |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
473 |
{ |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
474 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
475 |
(SCANCODE_EXTENDED | 0x46)); |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
476 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
|
(SCANCODE_EXTENDED | 0xc6)); |
|
|
} |
|
|
/* No break sequence */ |
|
477 |
} |
} |
478 |
else /* XK_Pause */ |
else |
479 |
{ |
{ |
480 |
/* According to MS Keyboard Scan Code |
/* Release Left Ctrl */ |
481 |
Specification, pressing Pause should result |
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, |
482 |
in E1 1D 45 E1 9D C5. I'm not exactly sure |
0x1d, 0); |
|
of how this is supposed to be sent via |
|
|
RDP. The code below seems to work, but with |
|
|
the side effect that Left Ctrl stays |
|
|
down. Therefore, we release it when Pause |
|
|
is released. */ |
|
|
if (pressed) |
|
|
{ |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x1d, 0); |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x45, 0); |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xe1, 0); |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0x9d, 0); |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYPRESS, 0xc5, 0); |
|
|
} |
|
|
else |
|
|
{ |
|
|
/* Release Left Ctrl */ |
|
|
rdp_send_input(ev_time, RDP_INPUT_SCANCODE, RDP_KEYRELEASE, 0x1d, |
|
|
0); |
|
|
} |
|
483 |
} |
} |
484 |
return True; |
return True; |
485 |
|
break; |
486 |
|
|
487 |
case XK_Meta_L: /* Windows keys */ |
case XK_Meta_L: /* Windows keys */ |
488 |
case XK_Super_L: |
case XK_Super_L: |
489 |
case XK_Hyper_L: |
case XK_Hyper_L: |
490 |
|
send_winkey(ev_time, pressed, True); |
491 |
|
return True; |
492 |
|
break; |
493 |
|
|
494 |
case XK_Meta_R: |
case XK_Meta_R: |
495 |
case XK_Super_R: |
case XK_Super_R: |
496 |
case XK_Hyper_R: |
case XK_Hyper_R: |
497 |
if (pressed) |
send_winkey(ev_time, pressed, False); |
|
{ |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_LCTRL); |
|
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, SCANCODE_CHAR_ESC); |
|
|
} |
|
|
else |
|
|
{ |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_ESC); |
|
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
|
|
} |
|
498 |
return True; |
return True; |
499 |
|
break; |
500 |
|
|
501 |
|
case XK_space: |
502 |
|
/* Prevent access to the Windows system menu in single app mode */ |
503 |
|
if (g_win_button_size |
504 |
|
&& (get_key_state(state, XK_Alt_L) || get_key_state(state, XK_Alt_R))) |
505 |
|
return True; |
506 |
|
break; |
507 |
|
|
508 |
|
case XK_Num_Lock: |
509 |
|
/* Synchronize on key release */ |
510 |
|
if (g_numlock_sync && !pressed) |
511 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, |
512 |
|
ui_get_numlock_state(read_keyboard_state()), 0); |
513 |
|
|
514 |
|
/* Inhibit */ |
515 |
|
return True; |
516 |
|
break; |
517 |
|
|
518 |
} |
} |
519 |
return False; |
return False; |
520 |
} |
} |
523 |
key_translation |
key_translation |
524 |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
xkeymap_translate_key(uint32 keysym, unsigned int keycode, unsigned int state) |
525 |
{ |
{ |
526 |
key_translation tr = { 0, 0 }; |
key_translation tr = { 0, 0, 0, 0 }; |
527 |
|
key_translation *ptr; |
|
tr = keymap[keysym & KEYMAP_MASK]; |
|
528 |
|
|
529 |
if (tr.modifiers & MapInhibitMask) |
ptr = keymap[keysym & KEYMAP_MASK]; |
530 |
|
if (ptr) |
531 |
{ |
{ |
532 |
DEBUG_KBD(("Inhibiting key\n")); |
tr = *ptr; |
533 |
tr.scancode = 0; |
if (tr.seq_keysym == 0) /* Normal scancode translation */ |
534 |
return tr; |
{ |
535 |
} |
if (tr.modifiers & MapInhibitMask) |
536 |
|
{ |
537 |
|
DEBUG_KBD(("Inhibiting key\n")); |
538 |
|
tr.scancode = 0; |
539 |
|
return tr; |
540 |
|
} |
541 |
|
|
542 |
|
if (tr.modifiers & MapLocalStateMask) |
543 |
|
{ |
544 |
|
/* The modifiers to send for this key should be obtained |
545 |
|
from the local state. Currently, only shift is implemented. */ |
546 |
|
if (state & ShiftMask) |
547 |
|
{ |
548 |
|
tr.modifiers = MapLeftShiftMask; |
549 |
|
} |
550 |
|
} |
551 |
|
|
552 |
if (tr.modifiers & MapLocalStateMask) |
if ((tr.modifiers & MapLeftShiftMask) |
553 |
|
&& ((remote_modifier_state & MapLeftCtrlMask) |
554 |
|
|| (remote_modifier_state & MapRightCtrlMask)) |
555 |
|
&& get_key_state(state, XK_Caps_Lock)) |
556 |
|
{ |
557 |
|
DEBUG_KBD(("CapsLock + Ctrl pressed, releasing LeftShift\n")); |
558 |
|
tr.modifiers ^= MapLeftShiftMask; |
559 |
|
} |
560 |
|
|
561 |
|
DEBUG_KBD(("Found scancode translation, scancode=0x%x, modifiers=0x%x\n", |
562 |
|
tr.scancode, tr.modifiers)); |
563 |
|
} |
564 |
|
} |
565 |
|
else |
566 |
{ |
{ |
567 |
/* The modifiers to send for this key should be obtained |
if (keymap_loaded) |
568 |
from the local state. Currently, only shift is implemented. */ |
warning("No translation for (keysym 0x%lx, %s)\n", keysym, |
569 |
if (state & ShiftMask) |
get_ksname(keysym)); |
570 |
|
|
571 |
|
/* not in keymap, try to interpret the raw scancode */ |
572 |
|
if (((int) keycode >= min_keycode) && (keycode <= 0x60)) |
573 |
|
{ |
574 |
|
tr.scancode = keycode - min_keycode; |
575 |
|
|
576 |
|
/* The modifiers to send for this key should be |
577 |
|
obtained from the local state. Currently, only |
578 |
|
shift is implemented. */ |
579 |
|
if (state & ShiftMask) |
580 |
|
{ |
581 |
|
tr.modifiers = MapLeftShiftMask; |
582 |
|
} |
583 |
|
|
584 |
|
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
585 |
|
} |
586 |
|
else |
587 |
{ |
{ |
588 |
tr.modifiers = MapLeftShiftMask; |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
589 |
} |
} |
590 |
} |
} |
591 |
|
|
592 |
if (tr.scancode != 0) |
return tr; |
593 |
{ |
} |
|
DEBUG_KBD(("Found key translation, scancode=0x%x, modifiers=0x%x\n", |
|
|
tr.scancode, tr.modifiers)); |
|
|
return tr; |
|
|
} |
|
594 |
|
|
595 |
if (keymap_loaded) |
void |
596 |
error("No translation for (keysym 0x%lx, %s)\n", keysym, get_ksname(keysym)); |
xkeymap_send_keys(uint32 keysym, unsigned int keycode, unsigned int state, uint32 ev_time, |
597 |
|
BOOL pressed) |
598 |
|
{ |
599 |
|
key_translation tr, *ptr; |
600 |
|
tr = xkeymap_translate_key(keysym, keycode, state); |
601 |
|
|
602 |
/* not in keymap, try to interpret the raw scancode */ |
if (tr.seq_keysym == 0) |
|
if ((keycode >= min_keycode) && (keycode <= 0x60)) |
|
603 |
{ |
{ |
604 |
tr.scancode = keycode - min_keycode; |
/* Scancode translation */ |
605 |
|
if (tr.scancode == 0) |
606 |
|
return; |
607 |
|
|
608 |
/* The modifiers to send for this key should be |
if (pressed) |
|
obtained from the local state. Currently, only |
|
|
shift is implemented. */ |
|
|
if (state & ShiftMask) |
|
609 |
{ |
{ |
610 |
tr.modifiers = MapLeftShiftMask; |
save_remote_modifiers(tr.scancode); |
611 |
|
ensure_remote_modifiers(ev_time, tr); |
612 |
|
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
613 |
|
restore_remote_modifiers(ev_time, tr.scancode); |
614 |
} |
} |
615 |
|
else |
616 |
DEBUG_KBD(("Sending guessed scancode 0x%x\n", tr.scancode)); |
{ |
617 |
|
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
618 |
|
} |
619 |
|
return; |
620 |
} |
} |
621 |
else |
|
622 |
|
/* Sequence, only on key down */ |
623 |
|
if (pressed) |
624 |
{ |
{ |
625 |
DEBUG_KBD(("No good guess for keycode 0x%x found\n", keycode)); |
ptr = &tr; |
626 |
|
do |
627 |
|
{ |
628 |
|
DEBUG_KBD(("Handling sequence element, keysym=0x%x\n", |
629 |
|
(unsigned int) ptr->seq_keysym)); |
630 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, True); |
631 |
|
xkeymap_send_keys(ptr->seq_keysym, keycode, state, ev_time, False); |
632 |
|
ptr = ptr->next; |
633 |
|
} |
634 |
|
while (ptr); |
635 |
} |
} |
|
|
|
|
return tr; |
|
636 |
} |
} |
637 |
|
|
638 |
uint16 |
uint16 |
668 |
return ksname; |
return ksname; |
669 |
} |
} |
670 |
|
|
671 |
|
static BOOL |
672 |
void |
is_modifier(uint8 scancode) |
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
|
673 |
{ |
{ |
674 |
/* If this key is a modifier, do nothing */ |
switch (scancode) |
|
switch (tr.scancode) |
|
675 |
{ |
{ |
676 |
case SCANCODE_CHAR_LSHIFT: |
case SCANCODE_CHAR_LSHIFT: |
677 |
case SCANCODE_CHAR_RSHIFT: |
case SCANCODE_CHAR_RSHIFT: |
682 |
case SCANCODE_CHAR_LWIN: |
case SCANCODE_CHAR_LWIN: |
683 |
case SCANCODE_CHAR_RWIN: |
case SCANCODE_CHAR_RWIN: |
684 |
case SCANCODE_CHAR_NUMLOCK: |
case SCANCODE_CHAR_NUMLOCK: |
685 |
return; |
return True; |
686 |
default: |
default: |
687 |
break; |
break; |
688 |
} |
} |
689 |
|
return False; |
690 |
|
} |
691 |
|
|
692 |
|
void |
693 |
|
save_remote_modifiers(uint8 scancode) |
694 |
|
{ |
695 |
|
if (is_modifier(scancode)) |
696 |
|
return; |
697 |
|
|
698 |
|
saved_remote_modifier_state = remote_modifier_state; |
699 |
|
} |
700 |
|
|
701 |
|
void |
702 |
|
restore_remote_modifiers(uint32 ev_time, uint8 scancode) |
703 |
|
{ |
704 |
|
key_translation dummy; |
705 |
|
|
706 |
|
if (is_modifier(scancode)) |
707 |
|
return; |
708 |
|
|
709 |
|
dummy.scancode = 0; |
710 |
|
dummy.modifiers = saved_remote_modifier_state; |
711 |
|
ensure_remote_modifiers(ev_time, dummy); |
712 |
|
} |
713 |
|
|
714 |
|
void |
715 |
|
ensure_remote_modifiers(uint32 ev_time, key_translation tr) |
716 |
|
{ |
717 |
|
/* If this key is a modifier, do nothing */ |
718 |
|
if (is_modifier(tr.scancode)) |
719 |
|
return; |
720 |
|
|
721 |
|
if (!g_numlock_sync) |
722 |
|
{ |
723 |
|
/* NumLock */ |
724 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
725 |
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
726 |
|
{ |
727 |
|
/* The remote modifier state is not correct */ |
728 |
|
uint16 new_remote_state; |
729 |
|
|
730 |
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
731 |
|
{ |
732 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
733 |
|
new_remote_state = KBD_FLAG_NUMLOCK; |
734 |
|
remote_modifier_state = MapNumLockMask; |
735 |
|
} |
736 |
|
else |
737 |
|
{ |
738 |
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
739 |
|
new_remote_state = 0; |
740 |
|
remote_modifier_state = 0; |
741 |
|
} |
742 |
|
|
743 |
|
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
744 |
|
} |
745 |
|
} |
746 |
|
|
747 |
|
|
748 |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
/* Shift. Left shift and right shift are treated as equal; either is fine. */ |
749 |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
if (MASK_HAS_BITS(tr.modifiers, MapShiftMask) |
789 |
} |
} |
790 |
} |
} |
791 |
|
|
|
/* NumLock */ |
|
|
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask) |
|
|
!= MASK_HAS_BITS(remote_modifier_state, MapNumLockMask)) |
|
|
{ |
|
|
/* The remote modifier state is not correct */ |
|
|
uint16 new_remote_state = 0; |
|
792 |
|
|
793 |
if (MASK_HAS_BITS(tr.modifiers, MapNumLockMask)) |
} |
|
{ |
|
|
DEBUG_KBD(("Remote NumLock state is incorrect, activating NumLock.\n")); |
|
|
new_remote_state |= KBD_FLAG_NUMLOCK; |
|
|
} |
|
|
else |
|
|
{ |
|
|
DEBUG_KBD(("Remote NumLock state is incorrect, deactivating NumLock.\n")); |
|
|
} |
|
794 |
|
|
795 |
rdp_send_input(0, RDP_INPUT_SYNCHRONIZE, 0, new_remote_state, 0); |
|
796 |
update_modifier_state(SCANCODE_CHAR_NUMLOCK, True); |
unsigned int |
797 |
} |
read_keyboard_state() |
798 |
|
{ |
799 |
|
#ifdef RDP2VNC |
800 |
|
return 0; |
801 |
|
#else |
802 |
|
unsigned int state; |
803 |
|
Window wdummy; |
804 |
|
int dummy; |
805 |
|
|
806 |
|
XQueryPointer(g_display, g_wnd, &wdummy, &wdummy, &dummy, &dummy, &dummy, &dummy, &state); |
807 |
|
return state; |
808 |
|
#endif |
809 |
|
} |
810 |
|
|
811 |
|
|
812 |
|
uint16 |
813 |
|
ui_get_numlock_state(unsigned int state) |
814 |
|
{ |
815 |
|
uint16 numlock_state = 0; |
816 |
|
|
817 |
|
if (get_key_state(state, XK_Num_Lock)) |
818 |
|
numlock_state = KBD_FLAG_NUMLOCK; |
819 |
|
|
820 |
|
return numlock_state; |
821 |
} |
} |
822 |
|
|
823 |
|
|
824 |
void |
void |
825 |
reset_modifier_keys(unsigned int state) |
reset_modifier_keys() |
826 |
{ |
{ |
827 |
|
unsigned int state = read_keyboard_state(); |
828 |
|
|
829 |
/* reset keys */ |
/* reset keys */ |
830 |
uint32 ev_time; |
uint32 ev_time; |
831 |
ev_time = time(NULL); |
ev_time = time(NULL); |
832 |
|
|
833 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) && !get_key_state(state, XK_Shift_L)) |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftShiftMask) |
834 |
|
&& !get_key_state(state, XK_Shift_L)) |
835 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LSHIFT); |
836 |
|
|
837 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) && !get_key_state(state, XK_Shift_R)) |
if (MASK_HAS_BITS(remote_modifier_state, MapRightShiftMask) |
838 |
|
&& !get_key_state(state, XK_Shift_R)) |
839 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RSHIFT); |
840 |
|
|
841 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) && !get_key_state(state, XK_Control_L)) |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftCtrlMask) |
842 |
|
&& !get_key_state(state, XK_Control_L)) |
843 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LCTRL); |
844 |
|
|
845 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) && !get_key_state(state, XK_Control_R)) |
if (MASK_HAS_BITS(remote_modifier_state, MapRightCtrlMask) |
846 |
|
&& !get_key_state(state, XK_Control_R)) |
847 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RCTRL); |
848 |
|
|
849 |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
if (MASK_HAS_BITS(remote_modifier_state, MapLeftAltMask) && !get_key_state(state, XK_Alt_L)) |
850 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_LALT); |
851 |
|
|
852 |
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
if (MASK_HAS_BITS(remote_modifier_state, MapRightAltMask) && |
853 |
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch)) |
!get_key_state(state, XK_Alt_R) && !get_key_state(state, XK_Mode_switch) |
854 |
|
&& !get_key_state(state, XK_ISO_Level3_Shift)) |
855 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, SCANCODE_CHAR_RALT); |
856 |
|
|
857 |
|
reset_winkey(ev_time); |
858 |
|
|
859 |
|
if (g_numlock_sync) |
860 |
|
rdp_send_input(ev_time, RDP_INPUT_SYNCHRONIZE, 0, ui_get_numlock_state(state), 0); |
861 |
} |
} |
862 |
|
|
863 |
|
|
899 |
case SCANCODE_CHAR_NUMLOCK: |
case SCANCODE_CHAR_NUMLOCK: |
900 |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
/* KeyReleases for NumLocks are sent immediately. Toggle the |
901 |
modifier state only on Keypress */ |
modifier state only on Keypress */ |
902 |
if (pressed) |
if (pressed && !g_numlock_sync) |
903 |
{ |
{ |
904 |
BOOL newNumLockState; |
BOOL newNumLockState; |
905 |
newNumLockState = |
newNumLockState = |
908 |
MASK_CHANGE_BIT(remote_modifier_state, |
MASK_CHANGE_BIT(remote_modifier_state, |
909 |
MapNumLockMask, newNumLockState); |
MapNumLockMask, newNumLockState); |
910 |
} |
} |
|
break; |
|
911 |
} |
} |
912 |
|
|
913 |
#ifdef WITH_DEBUG_KBD |
#ifdef WITH_DEBUG_KBD |