mir/spiceterm
2
0
Fork 0
mirror of git://git.proxmox.com/git/spiceterm.git synced 2025-09-01 00:19:40 +00:00
Code Issues Releases Wiki Activity

use kvm keymap files

Browse Source
This commit is contained in:
Dietmar Maurer
2013-10-29 09:39:30 +01:00
parent 68c2b067e2
commit 7f3ff8c0e4
6 changed files with 2409 additions and 55 deletions
Download Patch File Download Diff File Expand all files Collapse all files

279
input.c
View File

@@ -28,8 +28,10 @@
#include <unistd.h>
#include <sys/types.h>
#include <string.h>
#include <errno.h>
#include "spiceterm.h"
#include "keysyms.h"
#include <glib.h>
#include <spice.h>
@@ -53,13 +55,42 @@ my_kbd_get_leds(SpiceKbdInstance *sin)
return 0;
}
#define MOD_MASK_SHIFT (1<<0)
#define MOD_MASK_ALTGR (1<<1)
#define MOD_MASK_NUMLOCK (1<<2)
typedef struct keymap_entry {
gint hkey; //(mask << 8 || keycode)
guint8 mask; // MOD_MASK_*
guint8 keycode;
guint keysym;
guint unicode;
} keymap_entry;
static GHashTable *keymap = NULL;
#define KBD_MOD_CONTROL_L_FLAG (1<<0)
#define KBD_MOD_CONTROL_R_FLAG (1<<1)
#define KBD_MOD_SHIFT_L_FLAG (1<<2)
#define KBD_MOD_SHIFT_R_FLAG (1<<3)
#define KBD_MOD_ALTGR_FLAG (1<<4)
#define KBD_MOD_NUMLOCK (1<<5)
#define KBD_MOD_SHIFTLOCK (1<<6)
static int kbd_flags = 0;
static const name2keysym_t *
lookup_keysym(const char *name)
{
const name2keysym_t *p;
for(p = name2keysym; p->name != NULL; p++) {
if (!strcmp(p->name, name))
return p;
}
return NULL;
}
static void
my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
{
@@ -70,7 +101,7 @@ my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
static int e0_mode = 0;
DPRINTF(1, "enter frag=%02x flags=%08x", frag, kbd_flags);
if (e0_mode) {
e0_mode = 0;
switch (frag) {
@@ -80,6 +111,12 @@ my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
case 0x9d: // release Control_R
kbd_flags &= ~KBD_MOD_CONTROL_R_FLAG;
break;
case 0x38: // press ALTGR
kbd_flags |= KBD_MOD_ALTGR_FLAG;
break;
case 0xb8: // release ALTGR
kbd_flags &= ~KBD_MOD_ALTGR_FLAG;
break;
case 0x47: // press Home
esc = "OH";
break;
@@ -101,6 +138,9 @@ my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
case 0x52: // press INSERT
esc = "[2~";
break;
case 0x53: // press Delete
esc = "[3~";
break;
case 0x49: // press PAGE_UP
if (kbd_flags & (KBD_MOD_SHIFT_L_FLAG|KBD_MOD_SHIFT_R_FLAG)) {
spiceterm_virtual_scroll(vt, -vt->height/2);
@@ -136,28 +176,50 @@ my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
kbd_flags &= ~KBD_MOD_SHIFT_R_FLAG;
break;
case 0x52: // press KP_INSERT
esc = "[2~";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "[2~";
break;
case 0x53: // press KP_Delete
esc = "[3~";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "[3~";
break;
case 0x47: // press KP_Home
esc = "OH";
case 0x45: // press Numlock
if (kbd_flags & KBD_MOD_NUMLOCK) {
kbd_flags &= ~KBD_MOD_NUMLOCK;
} else {
kbd_flags |= KBD_MOD_NUMLOCK;
}
break;
case 0x3a: // press Shiftlock
if (kbd_flags & KBD_MOD_SHIFTLOCK) {
kbd_flags &= ~KBD_MOD_SHIFTLOCK;
} else {
kbd_flags |= KBD_MOD_SHIFTLOCK;
}
break;
case 0x47: // press KP_Home
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OH";
break;
case 0x4f: // press KP_END
esc = "OF";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OF";
break;
case 0x48: // press KP_UP
esc = "OA";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OA";
break;
case 0x50: // press KP_DOWN
esc = "OB";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OB";
break;
case 0x4b: // press KP_LEFT
esc = "OD";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OD";
break;
case 0x4d: // press KP_RIGHT
esc = "OC";
if (!(kbd_flags & KBD_MOD_NUMLOCK))
esc = "OC";
break;
case 0x3b: // press F1
esc = "OP";
@@ -208,48 +270,62 @@ my_kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
}
spiceterm_update_watch_mask(vt, TRUE);
}
} else if (frag < 128) {
guint mask = 0;
if (kbd_flags & (KBD_MOD_SHIFT_L_FLAG|KBD_MOD_SHIFT_R_FLAG)) {
mask |= MOD_MASK_SHIFT;
}
if (kbd_flags & KBD_MOD_SHIFTLOCK) {
if (mask & MOD_MASK_SHIFT) {
mask &= ~MOD_MASK_SHIFT;
} else {
mask |= MOD_MASK_SHIFT;
}
}
if (kbd_flags & KBD_MOD_ALTGR_FLAG) {
mask |= MOD_MASK_ALTGR;
}
if (kbd_flags & KBD_MOD_NUMLOCK) {
mask |= MOD_MASK_NUMLOCK;
}
gint hkey = mask << 8 | (frag & 127);
keymap_entry *e = (keymap_entry *)g_hash_table_lookup(keymap, &hkey);
if (!e && (kbd_flags & KBD_MOD_NUMLOCK)) {
mask &= ~ MOD_MASK_NUMLOCK;
hkey = mask << 8 | (frag & 127);
e = (keymap_entry *)g_hash_table_lookup(keymap, &hkey);
}
if (e && e->unicode) {
guint32 uc = e->unicode;
gchar buf[32];
guint8 len;
if (uc && ((len = g_unichar_to_utf8(uc, buf)) > 0)) {
if (kbd_flags & (KBD_MOD_CONTROL_L_FLAG|KBD_MOD_CONTROL_R_FLAG)) {
if (buf[0] >= 'a' && buf[0] <= 'z') {
uint8_t ctrl[1] = { buf[0] - 'a' + 1 };
spiceterm_respond_data(vt, 1, ctrl);
spiceterm_update_watch_mask(vt, TRUE);
} else if (buf[0] >= 'A' && buf[0] <= 'Z') {
uint8_t ctrl[1] = { buf[0] - 'A' + 1 };
spiceterm_respond_data(vt, 1, ctrl);
spiceterm_update_watch_mask(vt, TRUE);
}
} else {
spiceterm_respond_data(vt, len, (uint8_t *)buf);
spiceterm_update_watch_mask(vt, TRUE);
}
}
}
}
DPRINTF(1, "leave frag=%02x flags=%08x", frag, kbd_flags);
return;
}
static void
my_kbd_push_utf8(SpiceKbdInstance *sin, uint32_t size, uint8_t *data)
{
spiceTerm *vt = SPICE_CONTAINEROF(sin, spiceTerm, keyboard_sin);
DPRINTF(1, " size=%d data[0]=%02x", size, data[0]);
if (kbd_flags & (KBD_MOD_CONTROL_L_FLAG|KBD_MOD_CONTROL_R_FLAG)) {
if (size != 1) return;
if (data[0] >= 'a' && data[0] <= 'z') {
uint8_t buf[1] = { data[0] - 'a' + 1 };
spiceterm_respond_data(vt, 1, buf);
} else if (data[0] >= 'A' && data[0] <= 'Z') {
uint8_t buf[1] = { data[0] - 'A' + 1 };
spiceterm_respond_data(vt, 1, buf);
}
} else {
if (size == 1 && data[0] == 0x7f) {
/* use an escape sequence for DELETE, else it behaves like BACKSPACE */
spiceterm_respond_esc(vt, "[3~");
} else {
spiceterm_respond_data(vt, size, data);
}
}
if (vt->y_displ != vt->y_base) {
vt->y_displ = vt->y_base;
spiceterm_refresh(vt);
}
spiceterm_update_watch_mask(vt, TRUE);
return;
}
static SpiceKbdInterface my_keyboard_sif = {
.base.type = SPICE_INTERFACE_KEYBOARD,
.base.description = "spiceterm keyboard device",
@@ -257,7 +333,6 @@ static SpiceKbdInterface my_keyboard_sif = {
.base.minor_version = SPICE_INTERFACE_KEYBOARD_MINOR,
.push_scan_freg = my_kbd_push_key,
.get_leds = my_kbd_get_leds,
.push_utf8 = my_kbd_push_utf8,
};
@@ -619,14 +694,118 @@ static SpiceCharDeviceInterface my_vdagent_sif = {
.read = vmc_read,
};
static void
add_keymap_entry(guint8 mask, guint8 keycode, guint keysym, guint unicode)
{
keymap_entry *e = g_new0(keymap_entry, 1);
e->mask = mask;
e->keysym = keysym;
e->unicode = unicode;
e->keycode = keycode;
e->hkey = mask << 8 | (keycode & 255);
// only insert first mapping (other are most likely dead keys)
if (!g_hash_table_lookup(keymap, &e->hkey)) {
g_hash_table_insert(keymap, &e->hkey, e);
}
}
static void
parse_keymap(const char *language)
{
char line[1024];
int len;
printf("parse keymap %s\n", language);
char *filename = g_strdup_printf("/usr/share/kvm/keymaps/%s", language);
FILE *f = fopen(filename, "r");
g_free(filename);
if (!f) {
fprintf(stderr, "Could not read keymap file: '%s'\n", language);
return;
}
for(;;) {
if (fgets(line, 1024, f) == NULL)
break;
len = strlen(line);
if (len > 0 && line[len - 1] == '\n')
line[len - 1] = '\0';
if (line[0] == '#' || line[0] == '\0')
continue;
if (!strncmp(line, "map ", 4))
continue;
if (!strncmp(line, "include ", 8)) {
parse_keymap(line + 8);
} else {
printf("LINE: %s\n", line);
char *tok = strtok(line, " ");
if (!tok) {
fprintf(stderr, "Warning: unknown keysym\n");
g_assert_not_reached();
}
const name2keysym_t *map = lookup_keysym(tok);
if (!map) {
fprintf(stderr, "Warning: unknown keysym '%s'\n", tok);
g_assert_not_reached();
}
guint8 mask = 0;
guint keycode = 0;
gboolean addupper = FALSE;
while ((tok = strtok(NULL, " "))) {
if (!strcmp(tok, "shift")) {
mask |= MOD_MASK_SHIFT;
} else if (!strcmp(tok, "numlock")) {
mask |= MOD_MASK_NUMLOCK;
} else if (!strcmp(tok, "altgr")) {
mask |= MOD_MASK_ALTGR;
} else if (!strcmp(tok, "addupper")) {
addupper = TRUE;
} else if (!strcmp(tok, "inhibit")) {
// fixme
} else if (!strcmp(tok, "localstate")) {
//skip
} else {
char *endptr;
errno = 0;
keycode = strtol(tok, &endptr, 0);
if (errno != 0 || *endptr != '\0' || keycode >= 255) {
printf("got unknown modifier '%s' %d\n", tok, keycode);
g_assert_not_reached();
}
}
}
printf("got keycode %u ==> %02x:%d\n", map->keysym, mask, keycode);
add_keymap_entry(mask, keycode, map->keysym, map->unicode);
if (addupper) {
gchar uc = g_ascii_toupper(line[0]);
if (uc != line[0]) {
char ucname[] = { uc, '\0' };
if ((map = lookup_keysym(ucname))) {
add_keymap_entry(mask|MOD_MASK_SHIFT, keycode,
map->keysym, map->unicode);
}
}
}
}
}
}
spiceTerm *
spiceterm_create(uint32_t width, uint32_t height, SpiceTermOptions *opts)
{
SpiceCoreInterface *core = basic_event_loop_init();
SpiceScreen *spice_screen = spice_screen_new(core, width, height, opts);
//spice_server_set_image_compression(server, SPICE_IMAGE_COMPRESS_OFF);
keymap = g_hash_table_new(g_int_hash, g_int_equal);
parse_keymap(opts->keymap ? opts->keymap : "en-us");
spice_screen->image_cache = g_hash_table_new(g_int_hash, g_int_equal);
spiceTerm *vt = (spiceTerm *)calloc (sizeof(spiceTerm), 1);