debian/patches/pve/0003-vnc-altgr-emulation.patch

   1 From 6a05de70fb7a5c34fdee915a0aa080a6bf76aba0 Mon Sep 17 00:00:00 2001
   2 From: Wolfgang Bumiller <w.bumiller@proxmox.com>
   3 Date: Wed, 9 Dec 2015 14:17:38 +0100
   4 Subject: [PATCH 03/41] vnc: altgr emulation
   5
   6 ---
   7  ui/vnc.c | 24 +++++++++++++++++++++++-
   8  1 file changed, 23 insertions(+), 1 deletion(-)
   9
  10 diff --git a/ui/vnc.c b/ui/vnc.c
  11 index cbe4d33..ae5a4fe 100644
  12 --- a/ui/vnc.c
  13 +++ b/ui/vnc.c
  14 @@ -1797,6 +1797,10 @@ static void kbd_leds(void *opaque, int ledstate)
  15
  16  static void do_key_event(VncState *vs, int down, int keycode, int sym)
  17  {
  18 +    int mods =  keycode & 0xf00;
  19 +
  20 +    keycode &= SCANCODE_KEYMASK;
  21 +
  22      /* QEMU console switch */
  23      switch(keycode) {
  24      case 0x2a:                          /* Left Shift */
  25 @@ -1877,7 +1881,24 @@ static void do_key_event(VncState *vs, int down, int keycode, int sym)
  26      }
  27
  28      if (qemu_console_is_graphic(NULL)) {
  29 +
  30 +       /* our java vnc client never sends ALTGR, so we create
  31 +          an artificial up/down event */
  32 +
  33 +       int emul_altgr = (mods & SCANCODE_ALTGR) &&
  34 +           !vs->modifiers_state[0xb8];
  35 +
  36 +       if (emul_altgr) {
  37 +            reset_keys(vs);
  38 +            qemu_input_event_send_key_number(vs->vd->dcl.con, 0xb8, true);
  39 +       }
  40 +
  41          qemu_input_event_send_key_number(vs->vd->dcl.con, keycode, down);
  42 +
  43 +       if (emul_altgr) {
  44 +             qemu_input_event_send_key_number(vs->vd->dcl.con, 0xb8, false);
  45 +       }
  46 +
  47      } else {
  48          bool numlock = vs->modifiers_state[0x45];
  49          bool control = (vs->modifiers_state[0x1d] ||
  50 @@ -2016,7 +2037,8 @@ static void key_event(VncState *vs, int down, uint32_t sym)
  51          lsym = lsym - 'A' + 'a';
  52      }
  53
  54 -    keycode = keysym2scancode(vs->vd->kbd_layout, lsym & 0xFFFF) & SCANCODE_KEYMASK;
  55 +    keycode = keysym2scancode(vs->vd->kbd_layout, lsym & 0xFFFF);
  56 +
  57      trace_vnc_key_event_map(down, sym, keycode, code2name(keycode));
  58      do_key_event(vs, down, keycode, sym);
  59  }
  60 --
  61 2.1.4
  62