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Add support for setting cursor shape from guest

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This allows to better support client mouse using streaming device

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe de Dinechin <cdupontd@redhat.com>
This commit is contained in:
Frediano Ziglio 2017-06-06 10:39:09 +01:00
parent 909da449e3
commit a419692ea9
1 changed files with 33 additions and 0 deletions
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33
spice/stream-device.h
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@ -85,6 +85,8 @@ typedef enum StreamMsgType {
STREAM_TYPE_START_STOP,
/* server notify errors to guest */
STREAM_TYPE_NOTIFY_ERROR,
/* guest cursor */
STREAM_TYPE_CURSOR_SET,
} StreamMsgType;
/* Generic extension capabilities.
@ -164,4 +166,35 @@ typedef struct StreamMsgNotifyError {
uint8_t msg[0];
} StreamMsgNotifyError;
#define STREAM_MSG_CURSOR_SET_MAX_WIDTH 1024
#define STREAM_MSG_CURSOR_SET_MAX_HEIGHT 1024
/* Guest cursor.
* This message is sent by the guest to the host.
*
* States allowed: Streaming
*/
typedef struct StreamMsgCursorSet {
/* basic cursor information */
/* for security reasons width and height should
* be limited to STREAM_MSG_CURSOR_SET_MAX_WIDTH and
* STREAM_MSG_CURSOR_SET_MAX_HEIGHT */
uint16_t width;
uint16_t height;
uint16_t hot_spot_x;
uint16_t hot_spot_y;
/* Cursor type, as defined by SpiceCursorType.
* Only ALPHA, COLOR24 and COLOR32 are allowed by this protocol
*/
uint8_t type;
uint8_t padding1[3];
/* cursor data.
* Format and size depends on cursor_header type and size
*/
uint8_t data[0];
} StreamMsgCursorSet;
#endif /* SPICE_STREAM_DEVICE_H_ */