qemu-e2k/include/ui/input.h
Gerd Hoffmann 7a1b46e095 input: avoid malloc for mouse events
There is no reason to allocate mouse events using malloc, we can
allcoate them from stack instead, save a few cpu cycles and make the
code more readable with c99 initializers.

Suggested-by: FelixYao <felix.yzg@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181210140808.26794-1-kraxel@redhat.com
2019-01-11 11:57:17 +01:00

120 lines
4.7 KiB
C

#ifndef INPUT_H
#define INPUT_H
#include "qapi/qapi-types-ui.h"
#define INPUT_EVENT_MASK_KEY (1<<INPUT_EVENT_KIND_KEY)
#define INPUT_EVENT_MASK_BTN (1<<INPUT_EVENT_KIND_BTN)
#define INPUT_EVENT_MASK_REL (1<<INPUT_EVENT_KIND_REL)
#define INPUT_EVENT_MASK_ABS (1<<INPUT_EVENT_KIND_ABS)
#define INPUT_EVENT_ABS_MIN 0x0000
#define INPUT_EVENT_ABS_MAX 0x7FFF
typedef struct QemuInputHandler QemuInputHandler;
typedef struct QemuInputHandlerState QemuInputHandlerState;
typedef void (*QemuInputHandlerEvent)(DeviceState *dev, QemuConsole *src,
InputEvent *evt);
typedef void (*QemuInputHandlerSync)(DeviceState *dev);
struct QemuInputHandler {
const char *name;
uint32_t mask;
QemuInputHandlerEvent event;
QemuInputHandlerSync sync;
};
QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev,
QemuInputHandler *handler);
void qemu_input_handler_activate(QemuInputHandlerState *s);
void qemu_input_handler_deactivate(QemuInputHandlerState *s);
void qemu_input_handler_unregister(QemuInputHandlerState *s);
void qemu_input_handler_bind(QemuInputHandlerState *s,
const char *device_id, int head,
Error **errp);
void qemu_input_event_send(QemuConsole *src, InputEvent *evt);
void qemu_input_event_send_impl(QemuConsole *src, InputEvent *evt);
void qemu_input_event_sync(void);
void qemu_input_event_sync_impl(void);
void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down);
void qemu_input_event_send_key_number(QemuConsole *src, int num, bool down);
void qemu_input_event_send_key_qcode(QemuConsole *src, QKeyCode q, bool down);
void qemu_input_event_send_key_delay(uint32_t delay_ms);
int qemu_input_key_number_to_qcode(unsigned int nr);
int qemu_input_key_value_to_number(const KeyValue *value);
int qemu_input_key_value_to_qcode(const KeyValue *value);
int qemu_input_key_value_to_scancode(const KeyValue *value, bool down,
int *codes);
int qemu_input_linux_to_qcode(unsigned int lnx);
void qemu_input_queue_btn(QemuConsole *src, InputButton btn, bool down);
void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map,
uint32_t button_old, uint32_t button_new);
bool qemu_input_is_absolute(void);
int qemu_input_scale_axis(int value,
int min_in, int max_in,
int min_out, int max_out);
void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value);
void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value,
int min_in, int max_in);
void qemu_input_check_mode_change(void);
void qemu_add_mouse_mode_change_notifier(Notifier *notify);
void qemu_remove_mouse_mode_change_notifier(Notifier *notify);
extern const guint qemu_input_map_atset1_to_qcode_len;
extern const guint16 qemu_input_map_atset1_to_qcode[];
extern const guint qemu_input_map_linux_to_qcode_len;
extern const guint16 qemu_input_map_linux_to_qcode[];
extern const guint qemu_input_map_qcode_to_atset1_len;
extern const guint16 qemu_input_map_qcode_to_atset1[];
extern const guint qemu_input_map_qcode_to_atset2_len;
extern const guint16 qemu_input_map_qcode_to_atset2[];
extern const guint qemu_input_map_qcode_to_atset3_len;
extern const guint16 qemu_input_map_qcode_to_atset3[];
extern const guint qemu_input_map_qcode_to_linux_len;
extern const guint16 qemu_input_map_qcode_to_linux[];
extern const guint qemu_input_map_qcode_to_qnum_len;
extern const guint16 qemu_input_map_qcode_to_qnum[];
extern const guint qemu_input_map_qcode_to_sun_len;
extern const guint16 qemu_input_map_qcode_to_sun[];
extern const guint qemu_input_map_qnum_to_qcode_len;
extern const guint16 qemu_input_map_qnum_to_qcode[];
extern const guint qemu_input_map_usb_to_qcode_len;
extern const guint16 qemu_input_map_usb_to_qcode[];
extern const guint qemu_input_map_win32_to_qcode_len;
extern const guint16 qemu_input_map_win32_to_qcode[];
extern const guint qemu_input_map_x11_to_qcode_len;
extern const guint16 qemu_input_map_x11_to_qcode[];
extern const guint qemu_input_map_xorgevdev_to_qcode_len;
extern const guint16 qemu_input_map_xorgevdev_to_qcode[];
extern const guint qemu_input_map_xorgkbd_to_qcode_len;
extern const guint16 qemu_input_map_xorgkbd_to_qcode[];
extern const guint qemu_input_map_xorgxquartz_to_qcode_len;
extern const guint16 qemu_input_map_xorgxquartz_to_qcode[];
extern const guint qemu_input_map_xorgxwin_to_qcode_len;
extern const guint16 qemu_input_map_xorgxwin_to_qcode[];
extern const guint qemu_input_map_osx_to_qcode_len;
extern const guint16 qemu_input_map_osx_to_qcode[];
#endif /* INPUT_H */