Two new monitor commands: adding ability to handle which keyboard qemu will use and to see which keyboard are currently available.
$ info keyboard $ keyboard_set <index> Signed-off-by: Shahar Havivi <shah...@redhat.com> --- console.h | 4 ++ input.c | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ monitor.c | 8 ++++ qemu-monitor.hx | 17 +++++++++ qerror.c | 8 ++++ 5 files changed, 141 insertions(+), 0 deletions(-) diff --git a/console.h b/console.h index 16c9c3d..7efa88e 100644 --- a/console.h +++ b/console.h @@ -85,6 +85,10 @@ void do_info_mice_print(Monitor *mon, const QObject *data); void do_info_mice(Monitor *mon, QObject **ret_data); void do_mouse_set(Monitor *mon, const QDict *qdict); +void do_info_keyboard_print(Monitor *mon, const QObject *data); +void do_info_keyboard(Monitor *mon, QObject **ret_data); +int do_keyboard_set(Monitor *mon, const QDict *qdict, QObject **ret_data); + /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx constants) */ #define QEMU_KEY_ESC1(c) ((c) | 0xe100) diff --git a/input.c b/input.c index 563ecad..4daaeb0 100644 --- a/input.c +++ b/input.c @@ -368,3 +368,107 @@ void qemu_remove_mouse_mode_change_notifier(Notifier *notify) { notifier_list_remove(&mouse_mode_notifiers, notify); } + +static void info_keyboard_iter(QObject *data, void *opaque) +{ + QDict *kbd; + Monitor *mon = opaque; + + kbd = qobject_to_qdict(data); + monitor_printf(mon, "%c Keyboard #%" PRId64 ": %s\n", + (qdict_get_bool(kbd, "current") ? '*' : ' '), + qdict_get_int(kbd, "index"), qdict_get_str(kbd, "name")); +} + +void do_info_keyboard_print(Monitor *mon, const QObject *data) +{ + QList *kbd_list; + + kbd_list = qobject_to_qlist(data); + if (qlist_empty(kbd_list)) { + monitor_printf(mon, "No keyboard devices connected\n"); + return; + } + + qlist_iter(kbd_list, info_keyboard_iter, mon); +} + +/* + * do_info_keyboard(): Show VM keyboard information + * + * Each keyboard is represented by a QDict, the returned QObject is + * a QList of all keyboards. + * + * The keyboard QDict contains the following: + * + * - "name": keyboard's name + * - "index": keyboard's index + * - "current": true if this keyboard is receiving events, false otherwise + * + * Example: + * + * [ { "name": "QEMU USB Keyboard", "index": 0, "current": false }, + * { "name": "QEMU PS/2 Keyboard", "index": 1, "current": true } ] + */ +void do_info_keyboard(Monitor *mon, QObject **ret_data) +{ + QEMUPutKbdEntry *cursor; + QList *kbd_list; + int index = 0; + + kbd_list = qlist_new(); + + if (!qemu_put_kbd_event_head) { + goto out; + } + + cursor = qemu_put_kbd_event_head; + while (cursor != NULL) { + QObject *obj; + obj = qobject_from_jsonf("{ 'name': %s, 'index': %d, 'current': %i }", + cursor->qemu_put_kbd_name, + index, cursor == qemu_put_kbd_event_current); + qlist_append_obj(kbd_list, obj); + index++; + cursor = cursor->next; + } +out: + *ret_data = QOBJECT(kbd_list); +} + +/* + * do_keyboard_set(): Set active keyboard + * + * Argument qdict contains + * - "index": the keyboard index to set + * + * Example: + * + * { "index": "0" } + */ +int do_keyboard_set(Monitor *mon, const QDict *qdict, QObject **ret_data) +{ + QEMUPutKbdEntry *cursor; + int i = 0; + int index = qdict_get_int(qdict, "index"); + + if (!qemu_put_kbd_event_head) { + qerror_report(QERR_DEVICE_NOT_FOUND, "keyboard"); + return -1; + } + + cursor = qemu_put_kbd_event_head; + while (cursor != NULL && index != i) { + i++; + cursor = cursor->next; + } + + if (cursor != NULL) { + qemu_put_kbd_event_current = cursor; + } + else { + qerror_report(QERR_INVALID_PARAMETER, "index"); + return -1; + } + return 0; +} diff --git a/monitor.c b/monitor.c index 0448a70..cc95b3d 100644 --- a/monitor.c +++ b/monitor.c @@ -2783,6 +2783,14 @@ static const mon_cmd_t info_cmds[] = { .mhandler.info_new = do_info_mice, }, { + .name = "keyboard", + .args_type = "", + .params = "", + .help = "show which guest keyboard is receiving events", + .user_print = do_info_keyboard_print, + .mhandler.info_new = do_info_keyboard, + }, + { .name = "vnc", .args_type = "", .params = "", diff --git a/qemu-monitor.hx b/qemu-monitor.hx index 5308f36..e9beb12 100644 --- a/qemu-monitor.hx +++ b/qemu-monitor.hx @@ -659,6 +659,23 @@ info mice @end example ETEXI + { + .name = "keyboard_set", + .args_type = "index:i", + .params = "index", + .help = "set which keyboard device receives events", + .mhandler.cmd_new = do_keyboard_set, + }, + +STEXI +...@item keyboard_set @var{index} +...@findex keyboard_set +Set which keyboard device receives events at given @var{index}, index +can be obtained with +...@example +info keyboard +...@end example +ETEXI #ifdef HAS_AUDIO { .name = "wavcapture", diff --git a/qerror.c b/qerror.c index d0aba61..42a5cf7 100644 --- a/qerror.c +++ b/qerror.c @@ -172,6 +172,14 @@ static const QErrorStringTable qerror_table[] = { .error_fmt = QERR_VNC_SERVER_FAILED, .desc = "Could not start VNC server on %(target)", }, + { + .error_fmt = QERR_DEVICE_NOT_FOUND, + .desc = "No keyboard device found", + }, + { + .error_fmt = QERR_INVALID_PARAMETER, + .desc = "Invalid index '%(name)' for keyboard device", + }, {} }; -- 1.6.3.3