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keymaps: correct keymaps.c following Qemu coding style 

It's hard to read because of the confused coding
style in this file. Let's correct it following Qemu
coding style.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gonglei 2014-12-08 19:39:05 +08:00 committed by Gerd Hoffmann
parent 525965b85d
commit 43948386bb
1 changed files with 108 additions and 88 deletions
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196
ui/keymaps.c
View File

@ -26,18 +26,20 @@
#include "sysemu/sysemu.h" #include "sysemu/sysemu.h"
static int get_keysym(const name2keysym_t *table, static int get_keysym(const name2keysym_t *table,
const char *name) const char *name)
{ {
const name2keysym_t *p; const name2keysym_t *p;
for(p = table; p->name != NULL; p++) { for(p = table; p->name != NULL; p++) {
if (!strcmp(p->name, name)) if (!strcmp(p->name, name)) {
return p->keysym; return p->keysym;
}
} }
if (name[0] == 'U' && strlen(name) == 5) { /* try unicode Uxxxx */ if (name[0] == 'U' && strlen(name) == 5) { /* try unicode Uxxxx */
char *end; char *end;
int ret = (int)strtoul(name + 1, &end, 16); int ret = (int)strtoul(name + 1, &end, 16);
if (*end == '\0' && ret > 0) if (*end == '\0' && ret > 0) {
return ret; return ret;
}
} }
return 0; return 0;
} }
@ -46,19 +48,20 @@ static int get_keysym(const name2keysym_t *table,
static void add_to_key_range(struct key_range **krp, int code) { static void add_to_key_range(struct key_range **krp, int code) {
struct key_range *kr; struct key_range *kr;
for (kr = *krp; kr; kr = kr->next) { for (kr = *krp; kr; kr = kr->next) {
if (code >= kr->start && code <= kr->end) if (code >= kr->start && code <= kr->end) {
break; break;
if (code == kr->start - 1) { }
kr->start--; if (code == kr->start - 1) {
break; kr->start--;
} break;
if (code == kr->end + 1) { }
kr->end++; if (code == kr->end + 1) {
break; kr->end++;
} break;
}
} }
if (kr == NULL) { if (kr == NULL) {
kr = g_malloc0(sizeof(*kr)); kr = g_malloc0(sizeof(*kr));
kr->start = kr->end = code; kr->start = kr->end = code;
kr->next = *krp; kr->next = *krp;
*krp = kr; *krp = kr;
@ -67,30 +70,30 @@ static void add_to_key_range(struct key_range **krp, int code) {
static void add_keysym(char *line, int keysym, int keycode, kbd_layout_t *k) { static void add_keysym(char *line, int keysym, int keycode, kbd_layout_t *k) {
if (keysym < MAX_NORMAL_KEYCODE) { if (keysym < MAX_NORMAL_KEYCODE) {
//fprintf(stderr,"Setting keysym %s (%d) to %d\n",line,keysym,keycode); /* fprintf(stderr,"Setting keysym %s (%d) to %d\n",
k->keysym2keycode[keysym] = keycode; line, keysym, keycode); */
k->keysym2keycode[keysym] = keycode;
} else { } else {
if (k->extra_count >= MAX_EXTRA_COUNT) { if (k->extra_count >= MAX_EXTRA_COUNT) {
fprintf(stderr, fprintf(stderr, "Warning: Could not assign keysym %s (0x%x)"
"Warning: Could not assign keysym %s (0x%x) because of memory constraints.\n", " because of memory constraints.\n", line, keysym);
line, keysym); } else {
} else {
#if 0 #if 0
fprintf(stderr, "Setting %d: %d,%d\n", fprintf(stderr, "Setting %d: %d,%d\n",
k->extra_count, keysym, keycode); k->extra_count, keysym, keycode);
#endif #endif
k->keysym2keycode_extra[k->extra_count]. k->keysym2keycode_extra[k->extra_count].
keysym = keysym; keysym = keysym;
k->keysym2keycode_extra[k->extra_count]. k->keysym2keycode_extra[k->extra_count].
keycode = keycode; keycode = keycode;
k->extra_count++; k->extra_count++;
} }
} }
} }
static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table, static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
const char *language, const char *language,
kbd_layout_t * k) kbd_layout_t *k)
{ {
FILE *f; FILE *f;
char * filename; char * filename;
@ -101,69 +104,78 @@ static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
f = filename ? fopen(filename, "r") : NULL; f = filename ? fopen(filename, "r") : NULL;
g_free(filename); g_free(filename);
if (!f) { if (!f) {
fprintf(stderr, fprintf(stderr, "Could not read keymap file: '%s'\n", language);
"Could not read keymap file: '%s'\n", language); return NULL;
return NULL;
} }
if (!k) if (!k) {
k = g_malloc0(sizeof(kbd_layout_t)); k = g_malloc0(sizeof(kbd_layout_t));
}
for(;;) { for(;;) {
if (fgets(line, 1024, f) == NULL) if (fgets(line, 1024, f) == NULL) {
break; break;
}
len = strlen(line); len = strlen(line);
if (len > 0 && line[len - 1] == '\n') if (len > 0 && line[len - 1] == '\n') {
line[len - 1] = '\0'; line[len - 1] = '\0';
if (line[0] == '#') }
continue; if (line[0] == '#') {
if (!strncmp(line, "map ", 4)) continue;
continue; }
if (!strncmp(line, "include ", 8)) { if (!strncmp(line, "map ", 4)) {
parse_keyboard_layout(table, line + 8, k); continue;
}
if (!strncmp(line, "include ", 8)) {
parse_keyboard_layout(table, line + 8, k);
} else { } else {
char *end_of_keysym = line; char *end_of_keysym = line;
while (*end_of_keysym != 0 && *end_of_keysym != ' ') while (*end_of_keysym != 0 && *end_of_keysym != ' ') {
end_of_keysym++; end_of_keysym++;
if (*end_of_keysym) { }
int keysym; if (*end_of_keysym) {
*end_of_keysym = 0; int keysym;
keysym = get_keysym(table, line); *end_of_keysym = 0;
if (keysym == 0) { keysym = get_keysym(table, line);
// fprintf(stderr, "Warning: unknown keysym %s\n", line); if (keysym == 0) {
} else { /* fprintf(stderr, "Warning: unknown keysym %s\n", line);*/
const char *rest = end_of_keysym + 1; } else {
const char *rest = end_of_keysym + 1;
int keycode = strtol(rest, NULL, 0); int keycode = strtol(rest, NULL, 0);
if (strstr(rest, "numlock")) { if (strstr(rest, "numlock")) {
add_to_key_range(&k->keypad_range, keycode); add_to_key_range(&k->keypad_range, keycode);
add_to_key_range(&k->numlock_range, keysym); add_to_key_range(&k->numlock_range, keysym);
//fprintf(stderr, "keypad keysym %04x keycode %d\n", keysym, keycode); /* fprintf(stderr, "keypad keysym %04x keycode %d\n",
} keysym, keycode); */
}
if (strstr(rest, "shift")) { if (strstr(rest, "shift")) {
keycode |= SCANCODE_SHIFT; keycode |= SCANCODE_SHIFT;
} }
if (strstr(rest, "altgr")) { if (strstr(rest, "altgr")) {
keycode |= SCANCODE_ALTGR; keycode |= SCANCODE_ALTGR;
} }
if (strstr(rest, "ctrl")) { if (strstr(rest, "ctrl")) {
keycode |= SCANCODE_CTRL; keycode |= SCANCODE_CTRL;
} }
add_keysym(line, keysym, keycode, k); add_keysym(line, keysym, keycode, k);
if (strstr(rest, "addupper")) { if (strstr(rest, "addupper")) {
char *c; char *c;
for (c = line; *c; c++) for (c = line; *c; c++) {
*c = qemu_toupper(*c); *c = qemu_toupper(*c);
keysym = get_keysym(table, line); }
if (keysym) keysym = get_keysym(table, line);
add_keysym(line, keysym, keycode | SCANCODE_SHIFT, k); if (keysym) {
} add_keysym(line, keysym,
} keycode | SCANCODE_SHIFT, k);
} }
} }
}
}
}
} }
fclose(f); fclose(f);
return k; return k;
@ -180,19 +192,23 @@ int keysym2scancode(void *kbd_layout, int keysym)
{ {
kbd_layout_t *k = kbd_layout; kbd_layout_t *k = kbd_layout;
if (keysym < MAX_NORMAL_KEYCODE) { if (keysym < MAX_NORMAL_KEYCODE) {
if (k->keysym2keycode[keysym] == 0) if (k->keysym2keycode[keysym] == 0) {
fprintf(stderr, "Warning: no scancode found for keysym %d\n", fprintf(stderr, "Warning: no scancode found for keysym %d\n",
keysym); keysym);
return k->keysym2keycode[keysym]; }
return k->keysym2keycode[keysym];
} else { } else {
int i; int i;
#ifdef XK_ISO_Left_Tab #ifdef XK_ISO_Left_Tab
if (keysym == XK_ISO_Left_Tab) if (keysym == XK_ISO_Left_Tab) {
keysym = XK_Tab; keysym = XK_Tab;
}
#endif #endif
for (i = 0; i < k->extra_count; i++) for (i = 0; i < k->extra_count; i++) {
if (k->keysym2keycode_extra[i].keysym == keysym) if (k->keysym2keycode_extra[i].keysym == keysym) {
return k->keysym2keycode_extra[i].keycode; return k->keysym2keycode_extra[i].keycode;
}
}
} }
return 0; return 0;
} }
@ -202,9 +218,11 @@ int keycode_is_keypad(void *kbd_layout, int keycode)
kbd_layout_t *k = kbd_layout; kbd_layout_t *k = kbd_layout;
struct key_range *kr; struct key_range *kr;
for (kr = k->keypad_range; kr; kr = kr->next) for (kr = k->keypad_range; kr; kr = kr->next) {
if (keycode >= kr->start && keycode <= kr->end) if (keycode >= kr->start && keycode <= kr->end) {
return 1; return 1;
}
}
return 0; return 0;
} }
@ -213,8 +231,10 @@ int keysym_is_numlock(void *kbd_layout, int keysym)
kbd_layout_t *k = kbd_layout; kbd_layout_t *k = kbd_layout;
struct key_range *kr; struct key_range *kr;
for (kr = k->numlock_range; kr; kr = kr->next) for (kr = k->numlock_range; kr; kr = kr->next) {
if (keysym >= kr->start && keysym <= kr->end) if (keysym >= kr->start && keysym <= kr->end) {
return 1; return 1;
}
}
return 0; return 0;
} }