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Notify client about qemu key capability

qemu-kb-ext
Andri Yngvason 2020-11-29 18:17:30 +00:00
parent dbe35bc3ad
commit ea98af75de
2 changed files with 28 additions and 0 deletions
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1
include/common.h
View File

@ -88,6 +88,7 @@ struct nvnc_client {
uint32_t known_width;
uint32_t known_height;
struct cut_text cut_text;
bool is_qemu_key_ext_notified;
};
LIST_HEAD(nvnc_client_list, nvnc_client);

27
src/server.c
View File

@ -72,9 +72,12 @@ struct fb_update_work {
int schedule_client_update_fb(struct nvnc_client* client,
struct pixman_region16* damage);
static int send_desktop_resize(struct nvnc_client* client, struct nvnc_fb* fb);
static int send_qemu_key_ext_frame(struct nvnc_client* client);
static enum rfb_encodings choose_frame_encoding(struct nvnc_client* client);
static enum tight_quality client_get_tight_quality(struct nvnc_client* client);
static void on_tight_encode_frame_done(struct vec* frame, void* userdata);
static bool client_has_encoding(const struct nvnc_client* client,
enum rfb_encodings encoding);
#if defined(GIT_VERSION)
EXPORT const char nvnc_version[] = GIT_VERSION;
@ -518,10 +521,18 @@ static void process_fb_update_requests(struct nvnc_client* client)
client->has_pixfmt = true;
}
// TODO: Return if there are no pending requests after this
if (fb->width != client->known_width
|| fb->height != client->known_height)
send_desktop_resize(client, fb);
// TODO: Return if there are no pending requests after this
if (server->key_code_fn && !client->is_qemu_key_ext_notified
&& client_has_encoding(client, RFB_ENCODING_QEMU_EXT_KEY_EVENT)) {
send_qemu_key_ext_frame(client);
client->is_qemu_key_ext_notified = true;
}
DTRACE_PROBE1(neatvnc, update_fb_start, client);
/* The client's damage is exchanged for an empty one */
@ -1284,6 +1295,22 @@ static int send_desktop_resize(struct nvnc_client* client, struct nvnc_fb* fb)
return 0;
}
static int send_qemu_key_ext_frame(struct nvnc_client* client)
{
struct rfb_server_fb_update_msg head = {
.type = RFB_SERVER_TO_CLIENT_FRAMEBUFFER_UPDATE,
.n_rects = htons(1),
};
struct rfb_server_fb_rect rect = {
.encoding = htonl(RFB_ENCODING_QEMU_EXT_KEY_EVENT),
};
stream_write(client->net_stream, &head, sizeof(head), NULL, NULL);
stream_write(client->net_stream, &rect, sizeof(rect), NULL, NULL);
return 0;
}
int schedule_client_update_fb(struct nvnc_client* client,
struct pixman_region16* damage)
{