diff options
Diffstat (limited to 'ui/vnc.c')
| -rw-r--r-- | ui/vnc.c | 147 |
1 files changed, 133 insertions, 14 deletions
diff --git a/ui/vnc.c b/ui/vnc.c index 7452ac7df2..d429bfee5a 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -30,6 +30,7 @@ #include "trace.h" #include "hw/qdev-core.h" #include "sysemu/sysemu.h" +#include "sysemu/runstate.h" #include "qemu/error-report.h" #include "qemu/main-loop.h" #include "qemu/module.h" @@ -654,14 +655,35 @@ void vnc_framebuffer_update(VncState *vs, int x, int y, int w, int h, vnc_write_s32(vs, encoding); } +static void vnc_desktop_resize_ext(VncState *vs, int reject_reason) +{ + vnc_lock_output(vs); + vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE); + vnc_write_u8(vs, 0); + vnc_write_u16(vs, 1); /* number of rects */ + vnc_framebuffer_update(vs, + reject_reason ? 1 : 0, + reject_reason, + vs->client_width, vs->client_height, + VNC_ENCODING_DESKTOP_RESIZE_EXT); + vnc_write_u8(vs, 1); /* number of screens */ + vnc_write_u8(vs, 0); /* padding */ + vnc_write_u8(vs, 0); /* padding */ + vnc_write_u8(vs, 0); /* padding */ + vnc_write_u32(vs, 0); /* screen id */ + vnc_write_u16(vs, 0); /* screen x-pos */ + vnc_write_u16(vs, 0); /* screen y-pos */ + vnc_write_u16(vs, vs->client_width); + vnc_write_u16(vs, vs->client_height); + vnc_write_u32(vs, 0); /* screen flags */ + vnc_unlock_output(vs); + vnc_flush(vs); +} static void vnc_desktop_resize(VncState *vs) { - if (vs->ioc == NULL || !vnc_has_feature(vs, VNC_FEATURE_RESIZE)) { - return; - } - if (vs->client_width == pixman_image_get_width(vs->vd->server) && - vs->client_height == pixman_image_get_height(vs->vd->server)) { + if (vs->ioc == NULL || (!vnc_has_feature(vs, VNC_FEATURE_RESIZE) && + !vnc_has_feature(vs, VNC_FEATURE_RESIZE_EXT))) { return; } @@ -671,6 +693,12 @@ static void vnc_desktop_resize(VncState *vs) pixman_image_get_height(vs->vd->server) >= 0); vs->client_width = pixman_image_get_width(vs->vd->server); vs->client_height = pixman_image_get_height(vs->vd->server); + + if (vnc_has_feature(vs, VNC_FEATURE_RESIZE_EXT)) { + vnc_desktop_resize_ext(vs, 0); + return; + } + vnc_lock_output(vs); vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE); vnc_write_u8(vs, 0); @@ -792,9 +820,7 @@ static void vnc_dpy_switch(DisplayChangeListener *dcl, QTAILQ_FOREACH(vs, &vd->clients, next) { vnc_colordepth(vs); vnc_desktop_resize(vs); - if (vs->vd->cursor) { - vnc_cursor_define(vs); - } + vnc_cursor_define(vs); memset(vs->dirty, 0x00, sizeof(vs->dirty)); vnc_set_area_dirty(vs->dirty, vd, 0, 0, vnc_width(vd), @@ -928,6 +954,10 @@ static int vnc_cursor_define(VncState *vs) QEMUCursor *c = vs->vd->cursor; int isize; + if (!vs->vd->cursor) { + return -1; + } + if (vnc_has_feature(vs, VNC_FEATURE_ALPHA_CURSOR)) { vnc_lock_output(vs); vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE); @@ -2011,6 +2041,10 @@ static void framebuffer_update_request(VncState *vs, int incremental, } else { vs->update = VNC_STATE_UPDATE_FORCE; vnc_set_area_dirty(vs->dirty, vs->vd, x, y, w, h); + vnc_colordepth(vs); + vnc_desktop_resize(vs); + vnc_led_state_change(vs); + vnc_cursor_define(vs); } } @@ -2042,6 +2076,17 @@ static void send_ext_audio_ack(VncState *vs) vnc_flush(vs); } +static void send_xvp_message(VncState *vs, int code) +{ + vnc_lock_output(vs); + vnc_write_u8(vs, VNC_MSG_SERVER_XVP); + vnc_write_u8(vs, 0); /* pad */ + vnc_write_u8(vs, 1); /* version */ + vnc_write_u8(vs, code); + vnc_unlock_output(vs); + vnc_flush(vs); +} + static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) { int i; @@ -2100,6 +2145,9 @@ static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) case VNC_ENCODING_DESKTOPRESIZE: vs->features |= VNC_FEATURE_RESIZE_MASK; break; + case VNC_ENCODING_DESKTOP_RESIZE_EXT: + vs->features |= VNC_FEATURE_RESIZE_EXT_MASK; + break; case VNC_ENCODING_POINTER_TYPE_CHANGE: vs->features |= VNC_FEATURE_POINTER_TYPE_CHANGE_MASK; break; @@ -2121,6 +2169,12 @@ static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) case VNC_ENCODING_LED_STATE: vs->features |= VNC_FEATURE_LED_STATE_MASK; break; + case VNC_ENCODING_XVP: + if (vs->vd->power_control) { + vs->features |= VNC_FEATURE_XVP; + send_xvp_message(vs, VNC_XVP_CODE_INIT); + } + break; case VNC_ENCODING_COMPRESSLEVEL0 ... VNC_ENCODING_COMPRESSLEVEL0 + 9: vs->tight->compression = (enc & 0x0F); break; @@ -2134,12 +2188,7 @@ static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings) break; } } - vnc_desktop_resize(vs); check_pointer_type_change(&vs->mouse_mode_notifier, NULL); - vnc_led_state_change(vs); - if (vs->vd->cursor) { - vnc_cursor_define(vs); - } } static void set_pixel_conversion(VncState *vs) @@ -2353,6 +2402,42 @@ static int protocol_client_msg(VncState *vs, uint8_t *data, size_t len) client_cut_text(vs, read_u32(data, 4), data + 8); break; + case VNC_MSG_CLIENT_XVP: + if (!(vs->features & VNC_FEATURE_XVP)) { + error_report("vnc: xvp client message while disabled"); + vnc_client_error(vs); + break; + } + if (len == 1) { + return 4; + } + if (len == 4) { + uint8_t version = read_u8(data, 2); + uint8_t action = read_u8(data, 3); + + if (version != 1) { + error_report("vnc: xvp client message version %d != 1", + version); + vnc_client_error(vs); + break; + } + + switch (action) { + case VNC_XVP_ACTION_SHUTDOWN: + qemu_system_powerdown_request(); + break; + case VNC_XVP_ACTION_REBOOT: + send_xvp_message(vs, VNC_XVP_CODE_FAIL); + break; + case VNC_XVP_ACTION_RESET: + qemu_system_reset_request(SHUTDOWN_CAUSE_HOST_QMP_SYSTEM_RESET); + break; + default: + send_xvp_message(vs, VNC_XVP_CODE_FAIL); + break; + } + } + break; case VNC_MSG_CLIENT_QEMU: if (len == 1) return 2; @@ -2423,6 +2508,34 @@ static int protocol_client_msg(VncState *vs, uint8_t *data, size_t len) break; } break; + case VNC_MSG_CLIENT_SET_DESKTOP_SIZE: + { + size_t size; + uint8_t screens; + + if (len < 8) { + return 8; + } + + screens = read_u8(data, 6); + size = 8 + screens * 16; + if (len < size) { + return size; + } + + if (dpy_ui_info_supported(vs->vd->dcl.con)) { + QemuUIInfo info; + memset(&info, 0, sizeof(info)); + info.width = read_u16(data, 2); + info.height = read_u16(data, 4); + dpy_set_ui_info(vs->vd->dcl.con, &info); + vnc_desktop_resize_ext(vs, 4 /* Request forwarded */); + } else { + vnc_desktop_resize_ext(vs, 3 /* Invalid screen layout */); + } + + break; + } default: VNC_DEBUG("Msg: %d\n", data[0]); vnc_client_error(vs); @@ -3234,7 +3347,7 @@ static void vnc_display_close(VncDisplay *vd) vd->auth = VNC_AUTH_INVALID; vd->subauth = VNC_AUTH_INVALID; if (vd->tlscreds) { - object_unparent(OBJECT(vd->tlscreds)); + object_unref(OBJECT(vd->tlscreds)); vd->tlscreds = NULL; } if (vd->tlsauthz) { @@ -3379,6 +3492,9 @@ static QemuOptsList qemu_vnc_opts = { },{ .name = "audiodev", .type = QEMU_OPT_STRING, + },{ + .name = "power-control", + .type = QEMU_OPT_BOOL, }, { /* end of list */ } }, @@ -3748,6 +3864,7 @@ static int vnc_display_connect(VncDisplay *vd, sioc = qio_channel_socket_new(); qio_channel_set_name(QIO_CHANNEL(sioc), "vnc-reverse"); if (qio_channel_socket_connect_sync(sioc, saddr[0], errp) < 0) { + object_unref(OBJECT(sioc)); return -1; } vnc_connect(vd, sioc, false, false); @@ -3942,6 +4059,8 @@ void vnc_display_open(const char *id, Error **errp) vd->non_adaptive = true; } + vd->power_control = qemu_opt_get_bool(opts, "power-control", false); + if (tlsauthz) { vd->tlsauthzid = g_strdup(tlsauthz); } else if (acl) { |