forked from enlightenment/efl
809 lines
24 KiB
C
809 lines
24 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <rfb/rfb.h>
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#include <rfb/rfbregion.h>
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#include <rfb/keysym.h>
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#include <Eina.h>
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#include <Ecore.h>
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#include <Ecore_Input.h>
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#include <Evas.h>
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#include <Ecore_Evas.h>
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#ifdef BUILD_ENGINE_SOFTWARE_X11
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# include <Evas_Engine_Software_X11.h>
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# include <Ecore_X.h>
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#endif
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#ifdef BUILD_ENGINE_FB
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# include <Evas_Engine_FB.h>
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# include "ecore_evas_vnc_server_fb_keymap.h"
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#endif
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#include <time.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <limits.h>
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#include "ecore_private.h"
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#include "ecore_evas_private.h"
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static int _ecore_evas_vnc_server_log_dom;
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static unsigned int _available_seat = 1;
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#ifdef EAPI
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# undef EAPI
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#endif
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#ifdef _WIN32
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# ifdef DLL_EXPORT
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# define EAPI __declspec(dllexport)
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# else
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# define EAPI
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# endif /* ! DLL_EXPORT */
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#else
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# ifdef __GNUC__
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# if __GNUC__ >= 4
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# define EAPI __attribute__ ((visibility("default")))
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# else
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# define EAPI
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# endif
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# else
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# define EAPI
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# endif
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#endif /* ! _WIN32 */
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#ifdef WRN
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#undef WRN
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#endif
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#define WRN(...) EINA_LOG_DOM_WARN(_ecore_evas_vnc_server_log_dom, __VA_ARGS__)
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#ifdef DBG
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#undef DBG
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#endif
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#define DBG(...) EINA_LOG_DOM_DBG(_ecore_evas_vnc_server_log_dom, __VA_ARGS__)
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typedef Eina_Bool (*Ecore_Evas_Vnc_Key_Info_Get)(rfbKeySym key,
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const char **key_name,
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const char **key_str,
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const char **compose,
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int *keycode);
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typedef struct _Ecore_Evas_Vnc_Server {
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char *frame_buffer;
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rfbScreenInfoPtr vnc_screen;
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Ecore_Fd_Handler *vnc_listen_handler;
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Ecore_Fd_Handler *vnc_listen6_handler;
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Ecore_Evas_Vnc_Client_Accept_Cb accept_cb;
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void *accept_cb_data;
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Ecore_Evas *ee;
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Ecore_Evas_Vnc_Key_Info_Get key_info_get_func;
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double double_click_time;
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int last_w;
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int last_h;
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} Ecore_Evas_Vnc_Server;
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typedef struct _Ecore_Evas_Vnc_Server_Client_Data {
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Ecore_Fd_Handler *handler;
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Evas_Device *keyboard;
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Evas_Device *mouse;
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Evas_Device *seat;
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unsigned int key_modifiers;
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time_t last_mouse_button_down;
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Eina_Bool double_click;
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Eina_Bool triple_click;
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} Ecore_Evas_Vnc_Server_Client_Data;
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#define VNC_BITS_PER_SAMPLE (8)
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#define VNC_SAMPLES_PER_PIXEL (3)
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#define VNC_BYTES_PER_PIXEL (4)
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static void
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_ecore_evas_vnc_server_update_clients(rfbScreenInfoPtr vnc_screen)
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{
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rfbClientIteratorPtr itr;
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rfbClientRec *client;
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itr = rfbGetClientIterator(vnc_screen);
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//No clients.
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if (!itr) return;
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while ((client = rfbClientIteratorNext(itr))) {
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rfbBool r;
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r = rfbUpdateClient(client);
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if (!r)
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{
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Ecore_Evas_Vnc_Server_Client_Data *cdata = client->clientData;
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WRN("Could not update the VNC client on seat '%s'\n",
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evas_device_name_get(cdata->seat));
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}
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//Client disconnected
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if (client->sock == -1) rfbClientConnectionGone(client);
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}
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rfbReleaseClientIterator(itr);
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}
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static void
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_ecore_evas_vnc_server_format_setup(rfbScreenInfoPtr vnc_screen)
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{
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int aux;
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//FIXME: Using BGR - Is there a better way to do this?
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aux = vnc_screen->serverFormat.redShift;
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vnc_screen->serverFormat.redShift = vnc_screen->serverFormat.blueShift;
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vnc_screen->serverFormat.blueShift = aux;
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}
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static Eina_Bool
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_ecore_evas_vnc_server_socket_listen_activity(void *data,
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Ecore_Fd_Handler *fd_handler EINA_UNUSED)
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{
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rfbProcessNewConnection(data);
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return ECORE_CALLBACK_RENEW;
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}
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static void
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_ecore_evas_vnc_server_client_gone(rfbClientRec *client)
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{
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Ecore_Evas_Vnc_Server_Client_Data *cdata = client->clientData;
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DBG("VNC client on seat '%s' gone", evas_device_name_get(cdata->seat));
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ecore_main_fd_handler_del(cdata->handler);
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evas_device_del(cdata->keyboard);
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evas_device_del(cdata->mouse);
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evas_device_del(cdata->seat);
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free(cdata);
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_available_seat--;
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}
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static Eina_Bool
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_ecore_evas_vnc_server_client_activity(void *data,
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Ecore_Fd_Handler *fd_handler EINA_UNUSED)
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{
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rfbClientRec *client = data;
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rfbScreenInfoPtr screen = client->screen;
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rfbProcessClientMessage(client);
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//macro from rfb.h
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if (screen->frameBuffer && FB_UPDATE_PENDING(client))
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rfbSendFramebufferUpdate(client, client->modifiedRegion);
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//Client disconnected.
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if (client->sock == -1)
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{
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rfbClientConnectionGone(client);
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return ECORE_CALLBACK_DONE;
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}
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return ECORE_CALLBACK_RENEW;
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}
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static enum rfbNewClientAction
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_ecore_evas_vnc_server_client_connection_new(rfbClientRec *client)
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{
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Ecore_Evas_Vnc_Server *server;
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Ecore_Evas_Vnc_Server_Client_Data *cdata;
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char buf[32];
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EINA_SAFETY_ON_TRUE_RETURN_VAL(_available_seat == UINT_MAX,
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RFB_CLIENT_REFUSE);
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server = client->screen->screenData;
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if (server->accept_cb && !server->accept_cb(server->accept_cb_data,
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server->ee, client->host))
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return RFB_CLIENT_REFUSE;
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cdata = calloc(1, sizeof(Ecore_Evas_Vnc_Server_Client_Data));
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EINA_SAFETY_ON_NULL_RETURN_VAL(cdata, RFB_CLIENT_REFUSE);
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cdata->handler = ecore_main_fd_handler_add(client->sock, ECORE_FD_READ,
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_ecore_evas_vnc_server_client_activity,
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client, NULL, NULL);
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EINA_SAFETY_ON_NULL_GOTO(cdata->handler, err_handler);
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snprintf(buf, sizeof(buf), "seat-%u", _available_seat);
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cdata->seat = evas_device_add_full(server->ee->evas, buf,
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"A remote VNC seat",
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NULL, NULL, EVAS_DEVICE_CLASS_SEAT,
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EVAS_DEVICE_SUBCLASS_NONE);
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EINA_SAFETY_ON_NULL_GOTO(cdata->seat, err_handler);
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cdata->keyboard = evas_device_add_full(server->ee->evas, "Keyboard",
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"A remote VNC keyboard",
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cdata->seat, NULL,
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EVAS_DEVICE_CLASS_KEYBOARD,
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EVAS_DEVICE_SUBCLASS_NONE);
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EINA_SAFETY_ON_NULL_GOTO(cdata->keyboard, err_dev);
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cdata->mouse = evas_device_add_full(server->ee->evas, "Mouse",
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"A remote VNC mouse",
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cdata->seat, NULL,
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EVAS_DEVICE_CLASS_MOUSE,
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EVAS_DEVICE_SUBCLASS_NONE);
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EINA_SAFETY_ON_NULL_GOTO(cdata->mouse, err_mouse);
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client->clientGoneHook = _ecore_evas_vnc_server_client_gone;
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client->clientData = cdata;
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DBG("New VNC client on seat '%u'", _available_seat);
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_available_seat++;
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return RFB_CLIENT_ACCEPT;
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err_mouse:
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evas_device_del(cdata->keyboard);
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err_dev:
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evas_device_del(cdata->seat);
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err_handler:
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free(cdata);
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return RFB_CLIENT_REFUSE;
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}
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static unsigned int
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_ecore_evas_vnc_server_modifier_to_ecore_modifier(int mod)
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{
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if (mod == XK_Shift_L || mod == XK_Shift_R)
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return ECORE_EVENT_MODIFIER_SHIFT;
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if (mod == XK_Control_L || mod == XK_Control_R)
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return ECORE_EVENT_MODIFIER_CTRL;
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if (mod == XK_Alt_L || mod == XK_Alt_R)
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return ECORE_EVENT_MODIFIER_ALT;
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if (mod == XK_Super_L || mod == XK_Super_R)
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return ECORE_EVENT_MODIFIER_WIN;
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if (mod == XK_Scroll_Lock)
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return ECORE_EVENT_LOCK_SCROLL;
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if (mod == XK_Num_Lock)
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return ECORE_EVENT_LOCK_NUM;
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if (mod == XK_Caps_Lock)
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return ECORE_EVENT_LOCK_CAPS;
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if (mod == XK_Shift_Lock)
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return ECORE_EVENT_LOCK_SHIFT;
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return 0;
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}
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static void
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_ecore_evas_vnc_server_ecore_event_generic_free(void *user_data,
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void *func_data)
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{
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efl_unref(user_data);
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free(func_data);
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}
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#ifdef BUILD_ENGINE_SOFTWARE_X11
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static Eina_Bool
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_ecore_evas_vnc_server_x11_key_info_get(rfbKeySym key,
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const char **key_name,
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const char **key_str,
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const char **compose,
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int *keycode)
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{
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*key_str = *key_name = ecore_x_keysym_string_get(key);
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if (!*key_str)
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{
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*keycode = 0;
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return EINA_FALSE;
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}
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*compose = NULL;
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*keycode = ecore_x_keysym_keycode_get(*key_str);
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return EINA_TRUE;
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}
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#endif
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#ifdef BUILD_ENGINE_FB
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static Eina_Bool
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_ecore_evas_vnc_server_fb_key_info_get(rfbKeySym key,
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const char **key_name,
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const char **key_str,
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const char **compose,
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int *keycode EINA_UNUSED)
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{
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return ecore_evas_vnc_server_keysym_to_fb_translate(key,
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key_name, key_str,
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compose);
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}
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#endif
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static void
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_ecore_evas_vnc_server_client_keyboard_event(rfbBool down,
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rfbKeySym key,
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rfbClientRec *client)
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{
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Ecore_Event_Key *e;
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Ecore_Evas_Vnc_Server_Client_Data *cdata = client->clientData;
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rfbScreenInfoPtr screen = client->screen;
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Ecore_Evas_Vnc_Server *server = screen->screenData;
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const char *key_str, *compose, *key_name;
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int keycode = 0;
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Eina_Bool r;
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char buf[10];
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if (key >= XK_Shift_L && key <= XK_Hyper_R)
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{
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int mod = _ecore_evas_vnc_server_modifier_to_ecore_modifier(key);
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if (down)
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cdata->key_modifiers |= mod;
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else
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cdata->key_modifiers &= ~mod;
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}
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if (server->ee->ignore_events)
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return;
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r = server->key_info_get_func(key, &key_str, &key_name,
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&compose, &keycode);
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EINA_SAFETY_ON_FALSE_RETURN(r);
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snprintf(buf, sizeof(buf), "%lc", key);
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e = calloc(1, sizeof(Ecore_Event_Key) + (compose ? 0 : strlen(buf) + 1));
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EINA_SAFETY_ON_NULL_RETURN(e);
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e->timestamp = (unsigned int)time(NULL);
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e->modifiers = cdata->key_modifiers;
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e->same_screen = 1;
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e->window = e->root_window = e->event_window =
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server->ee->prop.window;
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e->dev = cdata->keyboard;
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efl_ref(cdata->keyboard);
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e->keyname = key_name;
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e->key = key_str;
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e->keycode = keycode;
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e->compose = (char *)(e + 1);
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if (compose)
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e->compose = compose;
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else
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strcpy((char *)e->compose, buf);
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e->string = e->compose;
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ecore_event_add(down ? ECORE_EVENT_KEY_DOWN : ECORE_EVENT_KEY_UP,
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e, _ecore_evas_vnc_server_ecore_event_generic_free,
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cdata->keyboard);
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}
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static int
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_ecore_evas_vnc_server_pointer_button_get(int mask)
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{
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int i;
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for (i = 0; i < 32; i++)
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if (mask >> i & 1)
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return i + 1;
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return 0;
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}
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static void
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_ecore_evas_vnc_server_client_pointer_event(int button_mask,
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int x, int y,
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rfbClientPtr client)
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{
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Ecore_Evas_Vnc_Server_Client_Data *cdata = client->clientData;
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rfbScreenInfoPtr screen = client->screen;
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Ecore_Evas_Vnc_Server *server = screen->screenData;
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Ecore_Event_Mouse_Move *move_event;
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Ecore_Event_Mouse_Button *button_event;
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Ecore_Event_Mouse_Wheel *wheel_event;
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int button_changed, button, event, z = 0, direction = 0;
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time_t now = time(NULL);
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if (server->ee->ignore_events)
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return;
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if (client->lastPtrX != x || client->lastPtrY != y)
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{
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move_event = calloc(1, sizeof(Ecore_Event_Mouse_Move));
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EINA_SAFETY_ON_NULL_RETURN(move_event);
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move_event->x = move_event->multi.x = x;
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move_event->y = move_event->multi.y = y;
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move_event->same_screen = 1;
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move_event->timestamp = (unsigned int)now;
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move_event->window = move_event->event_window =
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move_event->root_window = server->ee->prop.window;
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move_event->multi.pressure = 1.0;
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move_event->modifiers = cdata->key_modifiers;
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move_event->dev = cdata->mouse;
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efl_ref(cdata->mouse);
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ecore_event_add(ECORE_EVENT_MOUSE_MOVE, move_event,
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_ecore_evas_vnc_server_ecore_event_generic_free,
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cdata->mouse);
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client->lastPtrX = x;
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client->lastPtrY = y;
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}
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button_changed = button_mask - client->lastPtrButtons;
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if (button_changed > 0)
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{
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button = _ecore_evas_vnc_server_pointer_button_get(button_changed);
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switch (button)
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{
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case 4:
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event = ECORE_EVENT_MOUSE_WHEEL;
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direction = 0; //Vertical
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z = -1; //Up
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break;
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case 5:
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event = ECORE_EVENT_MOUSE_WHEEL;
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direction = 0;
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z = 1; //Down
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break;
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case 6:
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event = ECORE_EVENT_MOUSE_WHEEL;
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direction = 1; //Horizontal
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z = -1;
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break;
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case 7:
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event = ECORE_EVENT_MOUSE_WHEEL;
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direction = 1;
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z = 1;
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break;
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default:
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event = ECORE_EVENT_MOUSE_BUTTON_DOWN;
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}
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if (now - cdata->last_mouse_button_down <= 1000 * server->double_click_time)
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cdata->double_click = EINA_TRUE;
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else
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cdata->double_click = cdata->triple_click = EINA_FALSE;
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if (now - cdata->last_mouse_button_down <= 2000 * server->double_click_time)
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cdata->triple_click = EINA_TRUE;
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else
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cdata->triple_click = EINA_FALSE;
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cdata->last_mouse_button_down = now;
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}
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else if (button_changed < 0)
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{
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button = _ecore_evas_vnc_server_pointer_button_get(-button_changed);
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//Ignore, it was already report.
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if (button > 3 && button < 8)
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return;
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event = ECORE_EVENT_MOUSE_BUTTON_UP;
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}
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else
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return;
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if (event == ECORE_EVENT_MOUSE_BUTTON_DOWN ||
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event == ECORE_EVENT_MOUSE_BUTTON_UP)
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{
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button_event = calloc(1, sizeof(Ecore_Event_Mouse_Button));
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EINA_SAFETY_ON_NULL_RETURN(button_event);
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button_event->timestamp = (unsigned int)now;
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button_event->window = button_event->event_window =
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button_event->root_window = server->ee->prop.window;
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button_event->x = button_event->multi.x = x;
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button_event->y = button_event->multi.y = y;
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button_event->multi.pressure = 1.0;
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button_event->same_screen = 1;
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button_event->buttons = button;
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button_event->modifiers = cdata->key_modifiers;
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button_event->double_click = cdata->double_click ? 1 : 0;
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button_event->triple_click = cdata->triple_click ? 1 : 0;
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button_event->dev = cdata->mouse;
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efl_ref(cdata->mouse);
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ecore_event_add(event, button_event,
|
|
_ecore_evas_vnc_server_ecore_event_generic_free,
|
|
cdata->mouse);
|
|
return;
|
|
}
|
|
|
|
//Mouse wheel
|
|
wheel_event = calloc(1, sizeof(Ecore_Event_Mouse_Wheel));
|
|
EINA_SAFETY_ON_NULL_RETURN(wheel_event);
|
|
wheel_event->dev = cdata->mouse;
|
|
efl_ref(cdata->mouse);
|
|
wheel_event->window = wheel_event->event_window =
|
|
wheel_event->root_window = server->ee->prop.window;
|
|
wheel_event->same_screen = 1;
|
|
wheel_event->modifiers = cdata->key_modifiers;
|
|
wheel_event->x = x;
|
|
wheel_event->y = y;
|
|
wheel_event->direction = direction;
|
|
wheel_event->z = z;
|
|
|
|
ecore_event_add(event, wheel_event,
|
|
_ecore_evas_vnc_server_ecore_event_generic_free,
|
|
cdata->mouse);
|
|
}
|
|
|
|
static Eina_Bool
|
|
_ecore_evas_vnc_server_init(void)
|
|
{
|
|
if (!eina_init())
|
|
{
|
|
EINA_LOG_ERR("Could not init Eina");
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
if (!ecore_init())
|
|
{
|
|
EINA_LOG_ERR("Could not init Ecore");
|
|
goto err_ecore;
|
|
}
|
|
|
|
if (!ecore_evas_init())
|
|
{
|
|
EINA_LOG_ERR("Could not init Ecore_Evas");
|
|
goto err_ecore_evas;
|
|
}
|
|
|
|
if (!ecore_event_init())
|
|
{
|
|
EINA_LOG_ERR("Could not init Ecore_Event");
|
|
goto err_ecore_event;
|
|
}
|
|
|
|
_ecore_evas_vnc_server_log_dom = eina_log_domain_register("Ecore_Evas_Vnc_Server",
|
|
EINA_COLOR_LIGHTBLUE);
|
|
if (_ecore_evas_vnc_server_log_dom < 0)
|
|
{
|
|
EINA_LOG_ERR("Could not register log domain: Ecore_Evas_Vnc_Server");
|
|
goto err_domain;
|
|
}
|
|
|
|
return EINA_TRUE;
|
|
|
|
err_domain:
|
|
ecore_event_shutdown();
|
|
err_ecore_event:
|
|
ecore_evas_shutdown();
|
|
err_ecore_evas:
|
|
ecore_shutdown();
|
|
err_ecore:
|
|
eina_shutdown();
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
static void
|
|
_ecore_evas_vnc_server_shutdown(void)
|
|
{
|
|
eina_log_domain_unregister(_ecore_evas_vnc_server_log_dom);
|
|
_ecore_evas_vnc_server_log_dom = -1;
|
|
ecore_event_shutdown();
|
|
ecore_evas_shutdown();
|
|
ecore_shutdown();
|
|
eina_shutdown();
|
|
}
|
|
|
|
static void
|
|
_ecore_evas_vnc_server_draw(Evas *evas, int x, int y,
|
|
int w, int h, const void *pixels)
|
|
{
|
|
Ecore_Evas_Vnc_Server *server;
|
|
Ecore_Evas *ee;
|
|
size_t size, src_stride;
|
|
int dy;
|
|
Eina_Bool new_buf = EINA_FALSE;
|
|
|
|
ee = evas_data_attach_get(evas);
|
|
server = ee->vnc_server;
|
|
|
|
if (!server->frame_buffer || server->last_w != ee->w || server->last_h != ee->h)
|
|
{
|
|
char *new_fb;
|
|
|
|
size = ee->w * ee->h * VNC_BYTES_PER_PIXEL;
|
|
new_fb = malloc(size);
|
|
EINA_SAFETY_ON_NULL_RETURN(new_fb);
|
|
free(server->frame_buffer);
|
|
server->frame_buffer = new_fb;
|
|
server->last_w = ee->w;
|
|
server->last_h = ee->h;
|
|
new_buf = EINA_TRUE;
|
|
|
|
rfbNewFramebuffer(server->vnc_screen, server->frame_buffer, ee->w,
|
|
ee->h, VNC_BITS_PER_SAMPLE, VNC_SAMPLES_PER_PIXEL,
|
|
VNC_BYTES_PER_PIXEL);
|
|
_ecore_evas_vnc_server_format_setup(server->vnc_screen);
|
|
}
|
|
|
|
if (y > server->last_h || x > server->last_w)
|
|
return;
|
|
|
|
//Do not paint outside the VNC canvas
|
|
if (y + h > server->last_h)
|
|
h = server->last_h - y;
|
|
|
|
//Do not paint outside the VNC canvas
|
|
if (x + w > server->last_w)
|
|
w = server->last_w - x;
|
|
|
|
src_stride = w * VNC_BYTES_PER_PIXEL;
|
|
|
|
for (dy = 0; dy < h; dy++)
|
|
{
|
|
memcpy(server->frame_buffer + (x * VNC_BYTES_PER_PIXEL)
|
|
+ ((dy + y) * (server->last_w * VNC_BYTES_PER_PIXEL)),
|
|
(char *)pixels + (dy * src_stride), src_stride);
|
|
}
|
|
|
|
//We did not receive the whole buffer yet, zero the missing bytes for now.
|
|
if (new_buf)
|
|
{
|
|
//Missing width
|
|
if (server->last_w != w || x != 0)
|
|
{
|
|
for (dy = 0; dy < h; dy++)
|
|
{
|
|
if (x)
|
|
{
|
|
memset(server->frame_buffer
|
|
+ ((dy + y) * (server->last_w * VNC_BYTES_PER_PIXEL)),
|
|
0, x * VNC_BYTES_PER_PIXEL);
|
|
}
|
|
|
|
memset(server->frame_buffer +
|
|
((dy + y) * (server->last_w * VNC_BYTES_PER_PIXEL))
|
|
+ ((x + w) * VNC_BYTES_PER_PIXEL),
|
|
0, (server->last_w - (w + x)) * VNC_BYTES_PER_PIXEL);
|
|
}
|
|
}
|
|
|
|
//Missing height
|
|
if (server->last_h != h || y != 0)
|
|
{
|
|
src_stride = server->last_w * VNC_BYTES_PER_PIXEL;
|
|
for (dy = 0; dy < y; dy++)
|
|
memset(server->frame_buffer + (dy * src_stride), 0, src_stride);
|
|
|
|
for (dy = y + h; dy < server->last_h; dy++)
|
|
memset(server->frame_buffer + (dy * src_stride), 0, src_stride);
|
|
}
|
|
}
|
|
|
|
rfbMarkRectAsModified(server->vnc_screen, x, y, x+w, y+h);
|
|
_ecore_evas_vnc_server_update_clients(server->vnc_screen);
|
|
}
|
|
|
|
EAPI Ecore_Evas_Vnc_Server *
|
|
ecore_evas_vnc_server_new(Ecore_Evas *ee, int port, const char *addr,
|
|
Ecore_Evas_Vnc_Client_Accept_Cb cb, void *data)
|
|
{
|
|
Ecore_Evas_Vnc_Server *server;
|
|
Eina_Bool can_listen = EINA_FALSE;
|
|
Evas_Engine_Info *engine;
|
|
Eina_Bool err, engine_set = EINA_FALSE;
|
|
Ecore_Evas_Vnc_Key_Info_Get key_info_get_func;
|
|
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(ee, NULL);
|
|
|
|
engine = evas_engine_info_get(ee->evas);
|
|
|
|
#ifdef BUILD_ENGINE_SOFTWARE_X11
|
|
if (!strcmp(ee->driver, "software_x11"))
|
|
{
|
|
Evas_Engine_Info_Software_X11 *x11_engine;
|
|
|
|
x11_engine = (Evas_Engine_Info_Software_X11 *)engine;
|
|
x11_engine->func.region_push_hook = _ecore_evas_vnc_server_draw;
|
|
engine_set = EINA_TRUE;
|
|
key_info_get_func = _ecore_evas_vnc_server_x11_key_info_get;
|
|
}
|
|
#endif
|
|
|
|
#ifdef BUILD_ENGINE_FB
|
|
if (!engine_set && !strcmp(ee->driver, "fb"))
|
|
{
|
|
Evas_Engine_Info_FB *fb_engine;
|
|
|
|
fb_engine = (Evas_Engine_Info_FB *)engine;
|
|
fb_engine->func.region_push_hook = _ecore_evas_vnc_server_draw;
|
|
engine_set = EINA_TRUE;
|
|
key_info_get_func = _ecore_evas_vnc_server_fb_key_info_get;
|
|
}
|
|
#endif
|
|
|
|
if (!engine_set)
|
|
{
|
|
WRN("The engine '%s' is not supported. Only Software X11"
|
|
" and FB are supported.", ee->driver);
|
|
return NULL;
|
|
}
|
|
|
|
server = calloc(1, sizeof(Ecore_Evas_Vnc_Server));
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(server, NULL);
|
|
server->key_info_get_func = key_info_get_func;
|
|
|
|
server->vnc_screen = rfbGetScreen(0, NULL, ee->w, ee->h, VNC_BITS_PER_SAMPLE,
|
|
VNC_SAMPLES_PER_PIXEL, VNC_BYTES_PER_PIXEL);
|
|
EINA_SAFETY_ON_NULL_GOTO(server->vnc_screen, err_screen);
|
|
|
|
server->vnc_screen->newClientHook = _ecore_evas_vnc_server_client_connection_new;
|
|
server->vnc_screen->kbdAddEvent = _ecore_evas_vnc_server_client_keyboard_event;
|
|
server->vnc_screen->ptrAddEvent = _ecore_evas_vnc_server_client_pointer_event;
|
|
|
|
//This enables multiple client connections at the same time.
|
|
server->vnc_screen->alwaysShared = TRUE;
|
|
server->vnc_screen->frameBuffer = server->frame_buffer;
|
|
|
|
_ecore_evas_vnc_server_format_setup(server->vnc_screen);
|
|
|
|
if (port > 0)
|
|
server->vnc_screen->port = server->vnc_screen->ipv6port= port;
|
|
|
|
if (addr)
|
|
{
|
|
int err;
|
|
|
|
//rfbStringToAddr() does not change the addr contents.
|
|
err = rfbStringToAddr((char *)addr, &server->vnc_screen->listenInterface);
|
|
EINA_SAFETY_ON_TRUE_GOTO(err == 0, err_addr);
|
|
}
|
|
|
|
rfbInitServer(server->vnc_screen);
|
|
if (server->vnc_screen->listenSock >= 0)
|
|
{
|
|
server->vnc_listen_handler = ecore_main_fd_handler_add(server->vnc_screen->listenSock,
|
|
ECORE_FD_READ,
|
|
_ecore_evas_vnc_server_socket_listen_activity,
|
|
server->vnc_screen,
|
|
NULL, NULL);
|
|
EINA_SAFETY_ON_NULL_GOTO(server->vnc_listen_handler, err_addr);
|
|
can_listen = EINA_TRUE;
|
|
}
|
|
|
|
if (server->vnc_screen->listen6Sock >= 0)
|
|
{
|
|
server->vnc_listen6_handler = ecore_main_fd_handler_add(server->vnc_screen->listen6Sock,
|
|
ECORE_FD_READ,
|
|
_ecore_evas_vnc_server_socket_listen_activity,
|
|
server->vnc_screen,
|
|
NULL, NULL);
|
|
EINA_SAFETY_ON_NULL_GOTO(server->vnc_listen6_handler, err_listen);
|
|
can_listen = EINA_TRUE;
|
|
}
|
|
|
|
//rfbInitServer() failed and could not setup the sockets.
|
|
EINA_SAFETY_ON_FALSE_GOTO(can_listen, err_addr);
|
|
|
|
err = evas_engine_info_set(ee->evas, (Evas_Engine_Info *)engine);
|
|
EINA_SAFETY_ON_FALSE_GOTO(err, err_engine);
|
|
|
|
server->vnc_screen->screenData = server;
|
|
server->accept_cb_data = data;
|
|
server->accept_cb = cb;
|
|
server->ee = ee;
|
|
|
|
return server;
|
|
|
|
err_engine:
|
|
ecore_main_fd_handler_del(server->vnc_listen6_handler);
|
|
err_listen:
|
|
ecore_main_fd_handler_del(server->vnc_listen_handler);
|
|
err_addr:
|
|
rfbScreenCleanup(server->vnc_screen);
|
|
err_screen:
|
|
free(server);
|
|
return NULL;
|
|
}
|
|
|
|
EAPI void
|
|
ecore_evas_vnc_server_del(Ecore_Evas_Vnc_Server *server)
|
|
{
|
|
EINA_SAFETY_ON_NULL_RETURN(server);
|
|
|
|
ecore_main_fd_handler_del(server->vnc_listen6_handler);
|
|
ecore_main_fd_handler_del(server->vnc_listen_handler);
|
|
free(server->frame_buffer);
|
|
rfbScreenCleanup(server->vnc_screen);
|
|
free(server);
|
|
}
|
|
|
|
EINA_MODULE_INIT(_ecore_evas_vnc_server_init);
|
|
EINA_MODULE_SHUTDOWN(_ecore_evas_vnc_server_shutdown);
|