#include "vnc.h"
#include "vnc-jobs.h"
+#include "trace.h"
#include "sysemu/sysemu.h"
#include "qemu/sockets.h"
#include "qemu/timer.h"
#include "qmp-commands.h"
#include "qemu/osdep.h"
#include "ui/input.h"
+#include "qapi-event.h"
#define VNC_REFRESH_INTERVAL_BASE GUI_REFRESH_INTERVAL_DEFAULT
#define VNC_REFRESH_INTERVAL_INC 50
return addr_to_string(format, &sa, salen);
}
-static int put_addr_qdict(QDict *qdict, struct sockaddr_storage *sa,
- socklen_t salen)
+static VncBasicInfo *vnc_basic_info_get(struct sockaddr_storage *sa,
+ socklen_t salen)
{
+ VncBasicInfo *info;
char host[NI_MAXHOST];
char serv[NI_MAXSERV];
int err;
NI_NUMERICHOST | NI_NUMERICSERV)) != 0) {
VNC_DEBUG("Cannot resolve address %d: %s\n",
err, gai_strerror(err));
- return -1;
+ return NULL;
}
- qdict_put(qdict, "host", qstring_from_str(host));
- qdict_put(qdict, "service", qstring_from_str(serv));
- qdict_put(qdict, "family",qstring_from_str(inet_strfamily(sa->ss_family)));
-
- return 0;
+ info = g_malloc0(sizeof(VncBasicInfo));
+ info->host = g_strdup(host);
+ info->service = g_strdup(serv);
+ info->family = inet_netfamily(sa->ss_family);
+ return info;
}
-static int vnc_server_addr_put(QDict *qdict, int fd)
+static VncBasicInfo *vnc_basic_info_get_from_server_addr(int fd)
{
struct sockaddr_storage sa;
socklen_t salen;
salen = sizeof(sa);
if (getsockname(fd, (struct sockaddr*)&sa, &salen) < 0) {
- return -1;
+ return NULL;
}
- return put_addr_qdict(qdict, &sa, salen);
+ return vnc_basic_info_get(&sa, salen);
}
-static int vnc_qdict_remote_addr(QDict *qdict, int fd)
+static VncBasicInfo *vnc_basic_info_get_from_remote_addr(int fd)
{
struct sockaddr_storage sa;
socklen_t salen;
salen = sizeof(sa);
if (getpeername(fd, (struct sockaddr*)&sa, &salen) < 0) {
- return -1;
+ return NULL;
}
- return put_addr_qdict(qdict, &sa, salen);
+ return vnc_basic_info_get(&sa, salen);
}
static const char *vnc_auth_name(VncDisplay *vd) {
return "unknown";
}
-static int vnc_server_info_put(QDict *qdict)
+static VncServerInfo *vnc_server_info_get(void)
{
- if (vnc_server_addr_put(qdict, vnc_display->lsock) < 0) {
- return -1;
+ VncServerInfo *info;
+ VncBasicInfo *bi = vnc_basic_info_get_from_server_addr(vnc_display->lsock);
+ if (!bi) {
+ return NULL;
}
- qdict_put(qdict, "auth", qstring_from_str(vnc_auth_name(vnc_display)));
- return 0;
+ info = g_malloc(sizeof(*info));
+ info->base = bi;
+ info->has_auth = true;
+ info->auth = g_strdup(vnc_auth_name(vnc_display));
+ return info;
}
static void vnc_client_cache_auth(VncState *client)
{
-#if defined(CONFIG_VNC_TLS) || defined(CONFIG_VNC_SASL)
- QDict *qdict;
-#endif
-
if (!client->info) {
return;
}
-#if defined(CONFIG_VNC_TLS) || defined(CONFIG_VNC_SASL)
- qdict = qobject_to_qdict(client->info);
-#endif
-
#ifdef CONFIG_VNC_TLS
if (client->tls.session &&
client->tls.dname) {
- qdict_put(qdict, "x509_dname", qstring_from_str(client->tls.dname));
+ client->info->has_x509_dname = true;
+ client->info->x509_dname = g_strdup(client->tls.dname);
}
#endif
#ifdef CONFIG_VNC_SASL
if (client->sasl.conn &&
client->sasl.username) {
- qdict_put(qdict, "sasl_username",
- qstring_from_str(client->sasl.username));
+ client->info->has_sasl_username = true;
+ client->info->sasl_username = g_strdup(client->sasl.username);
}
#endif
}
static void vnc_client_cache_addr(VncState *client)
{
- QDict *qdict;
+ VncBasicInfo *bi = vnc_basic_info_get_from_remote_addr(client->csock);
- qdict = qdict_new();
- if (vnc_qdict_remote_addr(qdict, client->csock) < 0) {
- QDECREF(qdict);
- /* XXX: how to report the error? */
- return;
+ if (bi) {
+ client->info = g_malloc0(sizeof(*client->info));
+ client->info->base = bi;
}
-
- client->info = QOBJECT(qdict);
}
-static void vnc_qmp_event(VncState *vs, MonitorEvent event)
+static void vnc_qmp_event(VncState *vs, QAPIEvent event)
{
- QDict *server;
- QObject *data;
+ VncServerInfo *si;
if (!vs->info) {
return;
}
+ g_assert(vs->info->base);
- server = qdict_new();
- if (vnc_server_info_put(server) < 0) {
- QDECREF(server);
+ si = vnc_server_info_get();
+ if (!si) {
return;
}
- data = qobject_from_jsonf("{ 'client': %p, 'server': %p }",
- vs->info, QOBJECT(server));
-
- monitor_protocol_event(event, data);
+ switch (event) {
+ case QAPI_EVENT_VNC_CONNECTED:
+ qapi_event_send_vnc_connected(si, vs->info->base, &error_abort);
+ break;
+ case QAPI_EVENT_VNC_INITIALIZED:
+ qapi_event_send_vnc_initialized(si, vs->info, &error_abort);
+ break;
+ case QAPI_EVENT_VNC_DISCONNECTED:
+ qapi_event_send_vnc_disconnected(si, vs->info, &error_abort);
+ break;
+ default:
+ break;
+ }
- qobject_incref(vs->info);
- qobject_decref(data);
+ qapi_free_VncServerInfo(si);
}
static VncClientInfo *qmp_query_vnc_client(const VncState *client)
}
info = g_malloc0(sizeof(*info));
- info->host = g_strdup(host);
- info->service = g_strdup(serv);
- info->family = g_strdup(inet_strfamily(sa.ss_family));
+ info->base = g_malloc0(sizeof(*info->base));
+ info->base->host = g_strdup(host);
+ info->base->service = g_strdup(serv);
+ info->base->family = inet_netfamily(sa.ss_family);
#ifdef CONFIG_VNC_TLS
if (client->tls.session && client->tls.dname) {
info->service = g_strdup(serv);
info->has_family = true;
- info->family = g_strdup(inet_strfamily(sa.ss_family));
+ info->family = inet_netfamily(sa.ss_family);
info->has_auth = true;
info->auth = g_strdup(vnc_auth_name(vnc_display));
3) resolutions > 1024
*/
-static int vnc_update_client(VncState *vs, int has_dirty);
-static int vnc_update_client_sync(VncState *vs, int has_dirty);
+static int vnc_update_client(VncState *vs, int has_dirty, bool sync);
static void vnc_disconnect_start(VncState *vs);
static void vnc_colordepth(VncState *vs);
static void vnc_refresh(DisplayChangeListener *dcl);
static int vnc_refresh_server_surface(VncDisplay *vd);
+static void vnc_set_area_dirty(DECLARE_BITMAP(dirty[VNC_MAX_HEIGHT],
+ VNC_MAX_WIDTH / VNC_DIRTY_PIXELS_PER_BIT),
+ int width, int height,
+ int x, int y, int w, int h) {
+ /* this is needed this to ensure we updated all affected
+ * blocks if x % VNC_DIRTY_PIXELS_PER_BIT != 0 */
+ w += (x % VNC_DIRTY_PIXELS_PER_BIT);
+ x -= (x % VNC_DIRTY_PIXELS_PER_BIT);
+
+ x = MIN(x, width);
+ y = MIN(y, height);
+ w = MIN(x + w, width) - x;
+ h = MIN(y + h, height);
+
+ for (; y < h; y++) {
+ bitmap_set(dirty[y], x / VNC_DIRTY_PIXELS_PER_BIT,
+ DIV_ROUND_UP(w, VNC_DIRTY_PIXELS_PER_BIT));
+ }
+}
+
static void vnc_dpy_update(DisplayChangeListener *dcl,
int x, int y, int w, int h)
{
- int i;
VncDisplay *vd = container_of(dcl, VncDisplay, dcl);
struct VncSurface *s = &vd->guest;
- int width = surface_width(vd->ds);
- int height = surface_height(vd->ds);
-
- h += y;
-
- /* round x down to ensure the loop only spans one 16-pixel block per,
- iteration. otherwise, if (x % 16) != 0, the last iteration may span
- two 16-pixel blocks but we only mark the first as dirty
- */
- w += (x % 16);
- x -= (x % 16);
+ int width = pixman_image_get_width(vd->server);
+ int height = pixman_image_get_height(vd->server);
- x = MIN(x, width);
- y = MIN(y, height);
- w = MIN(x + w, width) - x;
- h = MIN(h, height);
-
- for (; y < h; y++)
- for (i = 0; i < w; i += 16)
- set_bit((x + i) / 16, s->dirty[y]);
+ vnc_set_area_dirty(s->dirty, width, height, x, y, w, h);
}
void vnc_framebuffer_update(VncState *vs, int x, int y, int w, int h,
static void vnc_desktop_resize(VncState *vs)
{
- DisplaySurface *ds = vs->vd->ds;
-
if (vs->csock == -1 || !vnc_has_feature(vs, VNC_FEATURE_RESIZE)) {
return;
}
- if (vs->client_width == surface_width(ds) &&
- vs->client_height == surface_height(ds)) {
+ if (vs->client_width == pixman_image_get_width(vs->vd->server) &&
+ vs->client_height == pixman_image_get_height(vs->vd->server)) {
return;
}
- vs->client_width = surface_width(ds);
- vs->client_height = surface_height(ds);
+ vs->client_width = pixman_image_get_width(vs->vd->server);
+ vs->client_height = pixman_image_get_height(vs->vd->server);
vnc_lock_output(vs);
vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE);
vnc_write_u8(vs, 0);
{
VncDisplay *vd = container_of(dcl, VncDisplay, dcl);
VncState *vs;
+ int width, height;
vnc_abort_display_jobs(vd);
/* server surface */
qemu_pixman_image_unref(vd->server);
vd->ds = surface;
+ width = MIN(VNC_MAX_WIDTH, ROUND_UP(surface_width(vd->ds),
+ VNC_DIRTY_PIXELS_PER_BIT));
+ height = MIN(VNC_MAX_HEIGHT, surface_height(vd->ds));
vd->server = pixman_image_create_bits(VNC_SERVER_FB_FORMAT,
- surface_width(vd->ds),
- surface_height(vd->ds),
- NULL, 0);
+ width, height, NULL, 0);
/* guest surface */
#if 0 /* FIXME */
qemu_pixman_image_unref(vd->guest.fb);
vd->guest.fb = pixman_image_ref(surface->image);
vd->guest.format = surface->format;
- memset(vd->guest.dirty, 0xFF, sizeof(vd->guest.dirty));
+ memset(vd->guest.dirty, 0x00, sizeof(vd->guest.dirty));
+ vnc_set_area_dirty(vd->guest.dirty, width, height, 0, 0,
+ width, height);
QTAILQ_FOREACH(vs, &vd->clients, next) {
vnc_colordepth(vs);
if (vs->vd->cursor) {
vnc_cursor_define(vs);
}
- memset(vs->dirty, 0xFF, sizeof(vs->dirty));
+ memset(vs->dirty, 0x00, sizeof(vs->dirty));
+ vnc_set_area_dirty(vs->dirty, width, height, 0, 0,
+ width, height);
}
}
QTAILQ_FOREACH_SAFE(vs, &vd->clients, next, vn) {
if (vnc_has_feature(vs, VNC_FEATURE_COPYRECT)) {
vs->force_update = 1;
- vnc_update_client_sync(vs, 1);
+ vnc_update_client(vs, 1, true);
/* vs might be free()ed here */
}
}
y = dst_y + h - 1;
inc = -1;
}
- w_lim = w - (16 - (dst_x % 16));
- if (w_lim < 0)
+ w_lim = w - (VNC_DIRTY_PIXELS_PER_BIT - (dst_x % VNC_DIRTY_PIXELS_PER_BIT));
+ if (w_lim < 0) {
w_lim = w;
- else
- w_lim = w - (w_lim % 16);
+ } else {
+ w_lim = w - (w_lim % VNC_DIRTY_PIXELS_PER_BIT);
+ }
for (i = 0; i < h; i++) {
for (x = 0; x <= w_lim;
x += s, src_row += cmp_bytes, dst_row += cmp_bytes) {
if ((s = w - w_lim) == 0)
break;
} else if (!x) {
- s = (16 - (dst_x % 16));
+ s = (VNC_DIRTY_PIXELS_PER_BIT -
+ (dst_x % VNC_DIRTY_PIXELS_PER_BIT));
s = MIN(s, w_lim);
} else {
- s = 16;
+ s = VNC_DIRTY_PIXELS_PER_BIT;
}
cmp_bytes = s * VNC_SERVER_FB_BYTES;
if (memcmp(src_row, dst_row, cmp_bytes) == 0)
memmove(dst_row, src_row, cmp_bytes);
QTAILQ_FOREACH(vs, &vd->clients, next) {
if (!vnc_has_feature(vs, VNC_FEATURE_COPYRECT)) {
- set_bit(((x + dst_x) / 16), vs->dirty[y]);
+ set_bit(((x + dst_x) / VNC_DIRTY_PIXELS_PER_BIT),
+ vs->dirty[y]);
}
}
}
int h;
for (h = 1; h < (height - y); h++) {
- int tmp_x;
if (!test_bit(last_x, vs->dirty[y + h])) {
break;
}
- for (tmp_x = last_x; tmp_x < x; tmp_x++) {
- clear_bit(tmp_x, vs->dirty[y + h]);
- }
+ bitmap_clear(vs->dirty[y + h], last_x, x - last_x);
}
return h;
}
-static int vnc_update_client_sync(VncState *vs, int has_dirty)
-{
- int ret = vnc_update_client(vs, has_dirty);
- vnc_jobs_join(vs);
- return ret;
-}
-
-static int vnc_update_client(VncState *vs, int has_dirty)
+static int vnc_update_client(VncState *vs, int has_dirty, bool sync)
{
+ vs->has_dirty += has_dirty;
if (vs->need_update && vs->csock != -1) {
VncDisplay *vd = vs->vd;
VncJob *job;
int y;
- int width, height;
+ int height, width;
int n = 0;
-
if (vs->output.offset && !vs->audio_cap && !vs->force_update)
/* kernel send buffers are full -> drop frames to throttle */
return 0;
- if (!has_dirty && !vs->audio_cap && !vs->force_update)
+ if (!vs->has_dirty && !vs->audio_cap && !vs->force_update)
return 0;
/*
*/
job = vnc_job_new(vs);
- width = MIN(pixman_image_get_width(vd->server), vs->client_width);
- height = MIN(pixman_image_get_height(vd->server), vs->client_height);
-
- for (y = 0; y < height; y++) {
- int x;
- int last_x = -1;
- for (x = 0; x < width / 16; x++) {
- if (test_and_clear_bit(x, vs->dirty[y])) {
- if (last_x == -1) {
- last_x = x;
- }
- } else {
- if (last_x != -1) {
- int h = find_and_clear_dirty_height(vs, y, last_x, x,
- height);
-
- n += vnc_job_add_rect(job, last_x * 16, y,
- (x - last_x) * 16, h);
- }
- last_x = -1;
- }
+ height = pixman_image_get_height(vd->server);
+ width = pixman_image_get_width(vd->server);
+
+ y = 0;
+ for (;;) {
+ int x, h;
+ unsigned long x2;
+ unsigned long offset = find_next_bit((unsigned long *) &vs->dirty,
+ height * VNC_DIRTY_BPL(vs),
+ y * VNC_DIRTY_BPL(vs));
+ if (offset == height * VNC_DIRTY_BPL(vs)) {
+ /* no more dirty bits */
+ break;
}
- if (last_x != -1) {
- int h = find_and_clear_dirty_height(vs, y, last_x, x, height);
- n += vnc_job_add_rect(job, last_x * 16, y,
- (x - last_x) * 16, h);
+ y = offset / VNC_DIRTY_BPL(vs);
+ x = offset % VNC_DIRTY_BPL(vs);
+ x2 = find_next_zero_bit((unsigned long *) &vs->dirty[y],
+ VNC_DIRTY_BPL(vs), x);
+ bitmap_clear(vs->dirty[y], x, x2 - x);
+ h = find_and_clear_dirty_height(vs, y, x, x2, height);
+ x2 = MIN(x2, width / VNC_DIRTY_PIXELS_PER_BIT);
+ if (x2 > x) {
+ n += vnc_job_add_rect(job, x * VNC_DIRTY_PIXELS_PER_BIT, y,
+ (x2 - x) * VNC_DIRTY_PIXELS_PER_BIT, h);
}
}
vnc_job_push(job);
+ if (sync) {
+ vnc_jobs_join(vs);
+ }
vs->force_update = 0;
+ vs->has_dirty = 0;
return n;
}
- if (vs->csock == -1)
+ if (vs->csock == -1) {
vnc_disconnect_finish(vs);
+ } else if (sync) {
+ vnc_jobs_join(vs);
+ }
return 0;
}
struct audio_capture_ops ops;
if (vs->audio_cap) {
- monitor_printf(default_mon, "audio already running\n");
+ error_report("audio already running");
return;
}
vs->audio_cap = AUD_add_capture(&vs->as, &ops, vs);
if (!vs->audio_cap) {
- monitor_printf(default_mon, "Failed to add audio capture\n");
+ error_report("Failed to add audio capture");
}
}
vnc_jobs_join(vs); /* Wait encoding jobs */
vnc_lock_output(vs);
- vnc_qmp_event(vs, QEVENT_VNC_DISCONNECTED);
+ vnc_qmp_event(vs, QAPI_EVENT_VNC_DISCONNECTED);
buffer_free(&vs->input);
buffer_free(&vs->output);
buffer_free(&vs->ws_output);
#endif /* CONFIG_VNC_WS */
- qobject_decref(vs->info);
+ qapi_free_VncClientInfo(vs->info);
vnc_zlib_clear(vs);
vnc_tight_clear(vs);
vnc_write_u8(vs, 0);
vnc_write_u16(vs, 1);
vnc_framebuffer_update(vs, absolute, 0,
- surface_width(vs->vd->ds),
- surface_height(vs->vd->ds),
+ pixman_image_get_width(vs->vd->server),
+ pixman_image_get_height(vs->vd->server),
VNC_ENCODING_POINTER_TYPE_CHANGE);
vnc_unlock_output(vs);
vnc_flush(vs);
[INPUT_BUTTON_WHEEL_DOWN] = 0x10,
};
QemuConsole *con = vs->vd->dcl.con;
- int width = surface_width(vs->vd->ds);
- int height = surface_height(vs->vd->ds);
+ int width = pixman_image_get_width(vs->vd->server);
+ int height = pixman_image_get_height(vs->vd->server);
if (vs->last_bmask != button_mask) {
qemu_input_update_buttons(con, bmap, vs->last_bmask, button_mask);
{
int keycode = keysym2scancode(vs->vd->kbd_layout, keysym) & SCANCODE_KEYMASK;
qemu_input_event_send_key_number(vs->vd->dcl.con, keycode, true);
+ qemu_input_event_send_key_delay(0);
qemu_input_event_send_key_number(vs->vd->dcl.con, keycode, false);
+ qemu_input_event_send_key_delay(0);
}
static int current_led_state(VncState *vs)
int caps, num, scr;
bool has_changed = (ledstate != current_led_state(vs));
+ trace_vnc_key_guest_leds((ledstate & QEMU_CAPS_LOCK_LED),
+ (ledstate & QEMU_NUM_LOCK_LED),
+ (ledstate & QEMU_SCROLL_LOCK_LED));
+
caps = ledstate & QEMU_CAPS_LOCK_LED ? 1 : 0;
num = ledstate & QEMU_NUM_LOCK_LED ? 1 : 0;
scr = ledstate & QEMU_SCROLL_LOCK_LED ? 1 : 0;
*/
if (keysym_is_numlock(vs->vd->kbd_layout, sym & 0xFFFF)) {
if (!vs->modifiers_state[0x45]) {
+ trace_vnc_key_sync_numlock(true);
vs->modifiers_state[0x45] = 1;
press_key(vs, 0xff7f);
}
} else {
if (vs->modifiers_state[0x45]) {
+ trace_vnc_key_sync_numlock(false);
vs->modifiers_state[0x45] = 0;
press_key(vs, 0xff7f);
}
int capslock = !!(vs->modifiers_state[0x3a]);
if (capslock) {
if (uppercase == shift) {
+ trace_vnc_key_sync_capslock(false);
vs->modifiers_state[0x3a] = 0;
press_key(vs, 0xffe5);
}
} else {
if (uppercase != shift) {
+ trace_vnc_key_sync_capslock(true);
vs->modifiers_state[0x3a] = 1;
press_key(vs, 0xffe5);
}
}
}
+static const char *code2name(int keycode)
+{
+ return QKeyCode_lookup[qemu_input_key_number_to_qcode(keycode)];
+}
+
static void key_event(VncState *vs, int down, uint32_t sym)
{
int keycode;
}
keycode = keysym2scancode(vs->vd->kbd_layout, lsym & 0xFFFF) & SCANCODE_KEYMASK;
+ trace_vnc_key_event_map(down, sym, keycode, code2name(keycode));
do_key_event(vs, down, keycode, sym);
}
uint32_t sym, uint16_t keycode)
{
/* if the user specifies a keyboard layout, always use it */
- if (keyboard_layout)
+ if (keyboard_layout) {
key_event(vs, down, sym);
- else
+ } else {
+ trace_vnc_key_event_ext(down, sym, keycode, code2name(keycode));
do_key_event(vs, down, keycode, sym);
+ }
}
static void framebuffer_update_request(VncState *vs, int incremental,
- int x_position, int y_position,
- int w, int h)
+ int x, int y, int w, int h)
{
- int i;
- const size_t width = surface_width(vs->vd->ds) / 16;
- const size_t height = surface_height(vs->vd->ds);
-
- if (y_position > height) {
- y_position = height;
- }
- if (y_position + h >= height) {
- h = height - y_position;
- }
+ int width = pixman_image_get_width(vs->vd->server);
+ int height = pixman_image_get_height(vs->vd->server);
vs->need_update = 1;
- if (!incremental) {
- vs->force_update = 1;
- for (i = 0; i < h; i++) {
- bitmap_set(vs->dirty[y_position + i], 0, width);
- bitmap_clear(vs->dirty[y_position + i], width,
- VNC_DIRTY_BITS - width);
- }
+
+ if (incremental) {
+ return;
}
+
+ vs->force_update = 1;
+ vnc_set_area_dirty(vs->dirty, width, height, x, y, w, h);
}
static void send_ext_key_event_ack(VncState *vs)
vnc_write_u8(vs, 0);
vnc_write_u16(vs, 1);
vnc_framebuffer_update(vs, 0, 0,
- surface_width(vs->vd->ds),
- surface_height(vs->vd->ds),
+ pixman_image_get_width(vs->vd->server),
+ pixman_image_get_height(vs->vd->server),
VNC_ENCODING_EXT_KEY_EVENT);
vnc_unlock_output(vs);
vnc_flush(vs);
vnc_write_u8(vs, 0);
vnc_write_u16(vs, 1);
vnc_framebuffer_update(vs, 0, 0,
- surface_width(vs->vd->ds),
- surface_height(vs->vd->ds),
+ pixman_image_get_width(vs->vd->server),
+ pixman_image_get_height(vs->vd->server),
VNC_ENCODING_AUDIO);
vnc_unlock_output(vs);
vnc_flush(vs);
return;
}
+ switch (bits_per_pixel) {
+ case 8:
+ case 16:
+ case 32:
+ break;
+ default:
+ vnc_client_error(vs);
+ return;
+ }
+
vs->client_pf.rmax = red_max;
vs->client_pf.rbits = hweight_long(red_max);
vs->client_pf.rshift = red_shift;
vnc_write_u8(vs, 0);
vnc_write_u16(vs, 1); /* number of rects */
vnc_framebuffer_update(vs, 0, 0,
- surface_width(vs->vd->ds),
- surface_height(vs->vd->ds),
+ pixman_image_get_width(vs->vd->server),
+ pixman_image_get_height(vs->vd->server),
VNC_ENCODING_WMVi);
pixel_format_message(vs);
vnc_unlock_output(vs);
pointer_event(vs, read_u8(data, 1), read_u16(data, 2), read_u16(data, 4));
break;
case VNC_MSG_CLIENT_CUT_TEXT:
- if (len == 1)
+ if (len == 1) {
return 8;
-
+ }
if (len == 8) {
uint32_t dlen = read_u32(data, 4);
- if (dlen > 0)
+ if (dlen > (1 << 20)) {
+ error_report("vnc: client_cut_text msg payload has %u bytes"
+ " which exceeds our limit of 1MB.", dlen);
+ vnc_client_error(vs);
+ break;
+ }
+ if (dlen > 0) {
return 8 + dlen;
+ }
}
client_cut_text(vs, read_u32(data, 4), data + 8);
}
vnc_set_share_mode(vs, mode);
- vs->client_width = surface_width(vs->vd->ds);
- vs->client_height = surface_height(vs->vd->ds);
+ vs->client_width = pixman_image_get_width(vs->vd->server);
+ vs->client_height = pixman_image_get_height(vs->vd->server);
vnc_write_u16(vs, vs->client_width);
vnc_write_u16(vs, vs->client_height);
vnc_flush(vs);
vnc_client_cache_auth(vs);
- vnc_qmp_event(vs, QEVENT_VNC_INITIALIZED);
+ vnc_qmp_event(vs, QAPI_EVENT_VNC_INITIALIZED);
vnc_read_when(vs, protocol_client_msg, 1);
vs->lossy_rect[sty][stx] = 0;
for (j = 0; j < VNC_STAT_RECT; ++j) {
- bitmap_set(vs->dirty[y + j], x / 16, VNC_STAT_RECT / 16);
+ bitmap_set(vs->dirty[y + j],
+ x / VNC_DIRTY_PIXELS_PER_BIT,
+ VNC_STAT_RECT / VNC_DIRTY_PIXELS_PER_BIT);
}
has_dirty++;
}
static int vnc_refresh_server_surface(VncDisplay *vd)
{
- int width = pixman_image_get_width(vd->guest.fb);
- int height = pixman_image_get_height(vd->guest.fb);
- int y;
- uint8_t *guest_row;
- uint8_t *server_row;
- int cmp_bytes;
+ int width = MIN(pixman_image_get_width(vd->guest.fb),
+ pixman_image_get_width(vd->server));
+ int height = MIN(pixman_image_get_height(vd->guest.fb),
+ pixman_image_get_height(vd->server));
+ int cmp_bytes, server_stride, min_stride, guest_stride, y = 0;
+ uint8_t *guest_row0 = NULL, *server_row0;
VncState *vs;
int has_dirty = 0;
pixman_image_t *tmpbuf = NULL;
* Check and copy modified bits from guest to server surface.
* Update server dirty map.
*/
- cmp_bytes = 64;
- if (cmp_bytes > vnc_server_fb_stride(vd)) {
- cmp_bytes = vnc_server_fb_stride(vd);
- }
+ server_row0 = (uint8_t *)pixman_image_get_data(vd->server);
+ server_stride = guest_stride = pixman_image_get_stride(vd->server);
+ cmp_bytes = MIN(VNC_DIRTY_PIXELS_PER_BIT * VNC_SERVER_FB_BYTES,
+ server_stride);
if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
int width = pixman_image_get_width(vd->server);
tmpbuf = qemu_pixman_linebuf_create(VNC_SERVER_FB_FORMAT, width);
- }
- guest_row = (uint8_t *)pixman_image_get_data(vd->guest.fb);
- server_row = (uint8_t *)pixman_image_get_data(vd->server);
- for (y = 0; y < height; y++) {
- if (!bitmap_empty(vd->guest.dirty[y], VNC_DIRTY_BITS)) {
- int x;
- uint8_t *guest_ptr;
- uint8_t *server_ptr;
-
- if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
- qemu_pixman_linebuf_fill(tmpbuf, vd->guest.fb, width, 0, y);
- guest_ptr = (uint8_t *)pixman_image_get_data(tmpbuf);
- } else {
- guest_ptr = guest_row;
- }
- server_ptr = server_row;
+ } else {
+ guest_row0 = (uint8_t *)pixman_image_get_data(vd->guest.fb);
+ guest_stride = pixman_image_get_stride(vd->guest.fb);
+ }
+ min_stride = MIN(server_stride, guest_stride);
+
+ for (;;) {
+ int x;
+ uint8_t *guest_ptr, *server_ptr;
+ unsigned long offset = find_next_bit((unsigned long *) &vd->guest.dirty,
+ height * VNC_DIRTY_BPL(&vd->guest),
+ y * VNC_DIRTY_BPL(&vd->guest));
+ if (offset == height * VNC_DIRTY_BPL(&vd->guest)) {
+ /* no more dirty bits */
+ break;
+ }
+ y = offset / VNC_DIRTY_BPL(&vd->guest);
+ x = offset % VNC_DIRTY_BPL(&vd->guest);
- for (x = 0; x + 15 < width;
- x += 16, guest_ptr += cmp_bytes, server_ptr += cmp_bytes) {
- if (!test_and_clear_bit((x / 16), vd->guest.dirty[y]))
- continue;
- if (memcmp(server_ptr, guest_ptr, cmp_bytes) == 0)
- continue;
- memcpy(server_ptr, guest_ptr, cmp_bytes);
- if (!vd->non_adaptive)
- vnc_rect_updated(vd, x, y, &tv);
- QTAILQ_FOREACH(vs, &vd->clients, next) {
- set_bit((x / 16), vs->dirty[y]);
- }
- has_dirty++;
+ server_ptr = server_row0 + y * server_stride + x * cmp_bytes;
+
+ if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
+ qemu_pixman_linebuf_fill(tmpbuf, vd->guest.fb, width, 0, y);
+ guest_ptr = (uint8_t *)pixman_image_get_data(tmpbuf);
+ } else {
+ guest_ptr = guest_row0 + y * guest_stride;
+ }
+ guest_ptr += x * cmp_bytes;
+
+ for (; x < DIV_ROUND_UP(width, VNC_DIRTY_PIXELS_PER_BIT);
+ x++, guest_ptr += cmp_bytes, server_ptr += cmp_bytes) {
+ int _cmp_bytes = cmp_bytes;
+ if (!test_and_clear_bit(x, vd->guest.dirty[y])) {
+ continue;
+ }
+ if ((x + 1) * cmp_bytes > min_stride) {
+ _cmp_bytes = min_stride - x * cmp_bytes;
+ }
+ if (memcmp(server_ptr, guest_ptr, _cmp_bytes) == 0) {
+ continue;
}
+ memcpy(server_ptr, guest_ptr, _cmp_bytes);
+ if (!vd->non_adaptive) {
+ vnc_rect_updated(vd, x * VNC_DIRTY_PIXELS_PER_BIT,
+ y, &tv);
+ }
+ QTAILQ_FOREACH(vs, &vd->clients, next) {
+ set_bit(x, vs->dirty[y]);
+ }
+ has_dirty++;
}
- guest_row += pixman_image_get_stride(vd->guest.fb);
- server_row += pixman_image_get_stride(vd->server);
+
+ y++;
}
qemu_pixman_image_unref(tmpbuf);
return has_dirty;
VncState *vs, *vn;
int has_dirty, rects = 0;
+ if (QTAILQ_EMPTY(&vd->clients)) {
+ update_displaychangelistener(&vd->dcl, VNC_REFRESH_INTERVAL_MAX);
+ return;
+ }
+
graphic_hw_update(NULL);
if (vnc_trylock_display(vd)) {
vnc_unlock_display(vd);
QTAILQ_FOREACH_SAFE(vs, &vd->clients, next, vn) {
- rects += vnc_update_client(vs, has_dirty);
+ rects += vnc_update_client(vs, has_dirty, false);
/* vs might be free()ed here */
}
- if (QTAILQ_EMPTY(&vd->clients)) {
- update_displaychangelistener(&vd->dcl, VNC_REFRESH_INTERVAL_MAX);
- return;
- }
-
if (has_dirty && rects) {
vd->dcl.update_interval /= 2;
if (vd->dcl.update_interval < VNC_REFRESH_INTERVAL_BASE) {
}
vnc_client_cache_addr(vs);
- vnc_qmp_event(vs, QEVENT_VNC_CONNECTED);
+ vnc_qmp_event(vs, QAPI_EVENT_VNC_CONNECTED);
vnc_set_share_mode(vs, VNC_SHARE_MODE_CONNECTING);
vs->vd = vd;
}
if (csock != -1) {
+ socket_set_nodelay(csock);
vnc_connect(vs, csock, false, websocket);
}
}
QTAILQ_INIT(&vs->clients);
vs->expires = TIME_MAX;
- if (keyboard_layout)
+ if (keyboard_layout) {
+ trace_vnc_key_map_init(keyboard_layout);
vs->kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
- else
+ } else {
vs->kbd_layout = init_keyboard_layout(name2keysym, "en-us");
+ }
if (!vs->kbd_layout)
exit(1);
if (!vs)
return;
- if (vs->display) {
- g_free(vs->display);
- vs->display = NULL;
- }
+ g_free(vs->display);
+ vs->display = NULL;
if (vs->lsock != -1) {
qemu_set_fd_handler2(vs->lsock, NULL, NULL, NULL, NULL);
close(vs->lsock);
#endif
}
-static int vnc_display_disable_login(DisplayState *ds)
-{
- VncDisplay *vs = vnc_display;
-
- if (!vs) {
- return -1;
- }
-
- if (vs->password) {
- g_free(vs->password);
- }
-
- vs->password = NULL;
- if (vs->auth == VNC_AUTH_NONE) {
- vs->auth = VNC_AUTH_VNC;
- }
-
- return 0;
-}
-
int vnc_display_password(DisplayState *ds, const char *password)
{
VncDisplay *vs = vnc_display;
if (!vs) {
return -EINVAL;
}
-
- if (!password) {
- /* This is not the intention of this interface but err on the side
- of being safe */
- return vnc_display_disable_login(ds);
+ if (vs->auth == VNC_AUTH_NONE) {
+ error_printf_unless_qmp("If you want use passwords please enable "
+ "password auth using '-vnc ${dpy},password'.");
+ return -EINVAL;
}
- if (vs->password) {
- g_free(vs->password);
- vs->password = NULL;
- }
+ g_free(vs->password);
vs->password = g_strdup(password);
- if (vs->auth == VNC_AUTH_NONE) {
- vs->auth = VNC_AUTH_VNC;
- }
return 0;
}
acl = 1;
#endif
} else if (strncmp(options, "lossy", 5) == 0) {
+#ifdef CONFIG_VNC_JPEG
vs->lossy = true;
+#endif
} else if (strncmp(options, "non-adaptive", 12) == 0) {
vs->non_adaptive = true;
} else if (strncmp(options, "share=", 6) == 0) {
}
}
+ /* adaptive updates are only used with tight encoding and
+ * if lossy updates are enabled so we can disable all the
+ * calculations otherwise */
+ if (!vs->lossy) {
+ vs->non_adaptive = true;
+ }
+
#ifdef CONFIG_VNC_TLS
if (acl && x509 && vs->tls.x509verify) {
if (!(vs->tls.acl = qemu_acl_init("vnc.x509dname"))) {
projects / qemu.git / blobdiff