ia64/xen-unstable

view tools/ioemu/keyboard_rdesktop.c @ 6946:e703abaf6e3d

Add behaviour to the remove methods to remove the transaction's path itself. This allows us to write Remove(path) to remove the specified path rather than having to slice the path ourselves.
author emellor@ewan
date Sun Sep 18 14:42:13 2005 +0100 (2005-09-18)
parents 8e5fc5fe636c
children 123ff1c70728
line source
1 /*
2 * QEMU keylayout reader: read rdesktop style keylaouts
3 *
4 * Copyright (c) 2004,2005 Johannes E. Schindelin
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
25 #include <ctype.h>
27 #ifdef KEYBOARD_IGNORE_CASE
28 #define STRCMP strcasecmp
29 #else
30 #define STRCMP strcmp
31 #endif
33 /* binary search through nameToKeysym */
34 static int get_keysym(const char* name)
35 {
36 int i1=-1,i2=sizeof(name2keysym)/sizeof(name2keysym_t),i3=i2/2,r;
37 while((r=STRCMP(name,name2keysym[i3].name))!=0) {
38 if(r<0)
39 i2=i3;
40 else
41 i1=i3;
42 i3=(i1+i2)/2;
43 if(i2-i1<2)
44 return 0;
45 }
46 return name2keysym[i3].keysym;
47 }
49 typedef unsigned short WORD;
50 #define MAX_NORMAL_KEYCODE 512
51 #define MAX_EXTRA_COUNT 256
52 typedef struct {
53 WORD keysym2keycode[MAX_NORMAL_KEYCODE];
54 struct {
55 int keysym;
56 WORD keycode;
57 } keysym2keycode_extra[MAX_EXTRA_COUNT];
58 int extra_count;
59 } kbd_layout_t;
61 static int parse_int(const char* text)
62 {
63 if(!strncmp(text,"0x",2)) {
64 int result=0;
65 sscanf(text+2,"%x",&result);
66 return result;
67 }
68 return atoi(text);
69 }
71 static kbd_layout_t* parse_keyboard_layout(const char* language,kbd_layout_t* k)
72 {
73 FILE* f;
74 const char* prefix="/keymaps/";
75 char* file_name=malloc(strlen(prefix)+strlen(language)+strlen(bios_dir)+1);
77 if(!k)
78 k=calloc(sizeof(kbd_layout_t),1);
79 strcpy(file_name,bios_dir);
80 strcat(file_name,prefix);
81 strcat(file_name,language);
82 if(file_name[strlen(file_name)-1]=='\n')
83 file_name[strlen(file_name)-1]=0;
84 if(!(f=fopen(file_name,"r"))) {
85 term_printf("Warning: could not read keymap - falling back native keycodes!\n");
86 free(file_name);
87 return 0;
88 }
89 free(file_name);
90 while(!feof(f)) {
91 char line[1024];
92 fgets(line,1024,f);
93 if(line[0]=='#')
94 continue;
95 if(!strncmp(line,"map ",4))
96 continue;
97 if(!strncmp(line,"include ",8))
98 parse_keyboard_layout(line+8,k);
99 else {
100 char* end_of_keysym=line;
101 while(*end_of_keysym!=0 && *end_of_keysym!=' ')
102 end_of_keysym++;
103 if(*end_of_keysym) {
104 int keysym;
105 *end_of_keysym=0;
106 keysym=get_keysym(line);
107 if(keysym==0) {
108 term_printf("Warning: 1unknown keysym %s\n",line);
109 } else {
110 const char* rest=end_of_keysym+1;
111 int keycode=parse_int(rest);
112 /* if(keycode&0x80)
113 keycode=(keycode<<8)^0x80e0; */
114 if(keysym<MAX_NORMAL_KEYCODE) {
115 //term_printf("Setting keysym %s (%d) to %d\n",line,keysym,keycode);
116 k->keysym2keycode[keysym]=keycode;
117 #ifndef KEYBOARD_IGNORE_CASE
118 line[0]=toupper(line[0]);
119 keysym=get_keysym(line);
120 if(keysym)
121 k->keysym2keycode[keysym]=keycode;
122 #endif
123 } else {
124 if(k->extra_count>=MAX_EXTRA_COUNT) {
125 term_printf("Warning: Could not assign keysym %s (0x%x) because of memory constraints.\n",line,keysym);
126 } else {
127 //term_printf("Setting %d: %d,%d\n",k->extra_count,keysym,keycode);
128 k->keysym2keycode_extra[k->extra_count].keysym=keysym;
129 k->keysym2keycode_extra[k->extra_count].keycode=keycode;
130 k->extra_count++;
131 }
132 }
133 }
134 }
135 }
136 }
137 fclose(f);
138 return k;
139 }
141 static void* init_keyboard_layout(const char* language)
142 {
143 return parse_keyboard_layout(language,0);
144 }
146 static WORD keysym2scancode(void* kbd_layout, int keysym)
147 {
148 kbd_layout_t* k=kbd_layout;
149 if(keysym<MAX_NORMAL_KEYCODE) {
150 if(k->keysym2keycode[keysym]==0)
151 term_printf("Warning: no scancode found for keysym %d\n",keysym);
152 return k->keysym2keycode[keysym];
153 } else {
154 int i;
155 #ifdef XK_ISO_Left_Tab
156 if(keysym==XK_ISO_Left_Tab)
157 keysym=XK_Tab;
158 #endif
159 for(i=0;i<k->extra_count;i++)
160 if(k->keysym2keycode_extra[i].keysym==keysym)
161 return k->keysym2keycode_extra[i].keycode;
162 }
163 return 0;
164 }