gohook/event/goEvent.h
2019-02-19 11:32:48 -04:00

229 lines
6.4 KiB
C

// Copyright 2016 The go-vgo Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// https://github.com/go-vgo/robotgo/blob/master/LICENSE
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#ifndef goevent_h
#define goevent_h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include "pub.h"
#include "../chan/eb_chan.h"
eb_chan events;
void go_send(char*);
void go_sleep(void);
bool sending = false;
void startev(){
events = eb_chan_create(1024);
eb_chan_retain(events);
sending = true;
add_event("q");
}
void pollEv(){
if (events == NULL) return;
for (;eb_chan_buf_len(events)!=0;) {
char* tmp;
if (eb_chan_try_recv(events, (const void**) &tmp)
== eb_chan_res_ok) {
// send a char
go_send(tmp);
free(tmp);
} else {
//
}
}
}
void endPoll(){
sending = false;
pollEv(); // remove last things from channel
eb_chan_release(events);
}
void dispatch_proc(iohook_event * const event) {
if(!sending) return;
// leaking memory? hope not
char* buffer = calloc(200, sizeof(char));
switch (event->type) {
case EVENT_HOOK_ENABLED:
case EVENT_HOOK_DISABLED:
sprintf(buffer,"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu}",
event->type, event->time, event->mask,event->reserved);
break; // send it?
case EVENT_KEY_PRESSED:
case EVENT_KEY_RELEASED:
case EVENT_KEY_TYPED:
sprintf(buffer,
"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"keycode\":%hu,\"rawcode\":%hu,\"keychar\":%hu}",
event->type, event->time, event->mask,event->reserved,
event->data.keyboard.keycode,
event->data.keyboard.rawcode,
event->data.keyboard.keychar);
break;
case EVENT_MOUSE_PRESSED:
case EVENT_MOUSE_RELEASED:
case EVENT_MOUSE_CLICKED:
case EVENT_MOUSE_MOVED:
case EVENT_MOUSE_DRAGGED:
sprintf(buffer,
"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"x\":%hd,\"y\":%hd,\"button\":%u,\"clicks\":%u}",
event->type, event->time, event->mask,event->reserved,
event->data.mouse.x,
event->data.mouse.y,
event->data.mouse.button,
event->data.mouse.clicks);
break;
case EVENT_MOUSE_WHEEL:
sprintf(buffer,
"{\"id\":%i,\"time\":%" PRIu64 ",\"mask\":%hu,\"reserved\":%hu,\"clicks\":%hu,\"x\":%hd,\"y\":%hd,\"type\":%hu,\"ammount\":%hu,\"rotation\":%hd,\"direction\":%hu}",
event->type, event->time, event->mask, event->reserved,
event->data.wheel.clicks,
event->data.wheel.x,
event->data.wheel.y,
event->data.wheel.type,
event->data.wheel.amount,
event->data.wheel.rotation,
event->data.wheel.direction);
break;
default:
fprintf(stderr,"\nError on file: %s, unusual event->type: %i\n",__FILE__,event->type);
return;
}
// to-do remove this for
int i;
for (i = 0; i < 5; i++) {
switch (eb_chan_try_send(events,buffer)) { // never block the hook callback
case eb_chan_res_ok:
i=5;
break;
default:
if (i == 4) { // let's not leak memory
free(buffer);
}
continue;
}
}
// fprintf(stdout, "----%s\n", buffer);
}
int add_event(char *key_event) {
cevent = key_event;
// Set the logger callback for library output.
hook_set_logger(&loggerProc);
// Set the event callback for IOhook events.
hook_set_dispatch_proc(&dispatch_proc);
// Start the hook and block.
// NOTE If EVENT_HOOK_ENABLED was delivered, the status will always succeed.
int status = hook_run();
switch (status) {
case IOHOOK_SUCCESS:
// Everything is ok.
break;
// System level errors.
case IOHOOK_ERROR_OUT_OF_MEMORY:
loggerProc(LOG_LEVEL_ERROR, "Failed to allocate memory. (%#X)", status);
break;
// X11 specific errors.
case IOHOOK_ERROR_X_OPEN_DISPLAY:
loggerProc(LOG_LEVEL_ERROR, "Failed to open X11 display. (%#X)", status);
break;
case IOHOOK_ERROR_X_RECORD_NOT_FOUND:
loggerProc(LOG_LEVEL_ERROR, "Unable to locate XRecord extension. (%#X)", status);
break;
case IOHOOK_ERROR_X_RECORD_ALLOC_RANGE:
loggerProc(LOG_LEVEL_ERROR, "Unable to allocate XRecord range. (%#X)", status);
break;
case IOHOOK_ERROR_X_RECORD_CREATE_CONTEXT:
loggerProc(LOG_LEVEL_ERROR, "Unable to allocate XRecord context. (%#X)", status);
break;
case IOHOOK_ERROR_X_RECORD_ENABLE_CONTEXT:
loggerProc(LOG_LEVEL_ERROR, "Failed to enable XRecord context. (%#X)", status);
break;
// Windows specific errors.
case IOHOOK_ERROR_SET_WINDOWS_HOOK_EX:
loggerProc(LOG_LEVEL_ERROR, "Failed to register low level windows hook. (%#X)", status);
break;
// Darwin specific errors.
case IOHOOK_ERROR_AXAPI_DISABLED:
loggerProc(LOG_LEVEL_ERROR, "Failed to enable access for assistive devices. (%#X)", status);
break;
case IOHOOK_ERROR_CREATE_EVENT_PORT:
loggerProc(LOG_LEVEL_ERROR, "Failed to create apple event port. (%#X)", status);
break;
case IOHOOK_ERROR_CREATE_RUN_LOOP_SOURCE:
loggerProc(LOG_LEVEL_ERROR, "Failed to create apple run loop source. (%#X)", status);
break;
case IOHOOK_ERROR_GET_RUNLOOP:
loggerProc(LOG_LEVEL_ERROR, "Failed to acquire apple run loop. (%#X)", status);
break;
case IOHOOK_ERROR_CREATE_OBSERVER:
loggerProc(LOG_LEVEL_ERROR, "Failed to create apple run loop observer. (%#X)", status);
break;
// Default error.
case IOHOOK_FAILURE:
default:
loggerProc(LOG_LEVEL_ERROR, "An unknown hook error occurred. (%#X)", status);
break;
}
// return status;
// printf("%d\n", status);
return cstatus;
}
int stop_event(){
int status = hook_stop();
switch (status) {
// System level errors.
case IOHOOK_ERROR_OUT_OF_MEMORY:
loggerProc(LOG_LEVEL_ERROR, "Failed to allocate memory. (%#X)", status);
break;
case IOHOOK_ERROR_X_RECORD_GET_CONTEXT:
// NOTE This is the only platform specific error that occurs on hook_stop().
loggerProc(LOG_LEVEL_ERROR, "Failed to get XRecord context. (%#X)", status);
break;
// Default error.
case IOHOOK_FAILURE:
default:
// loggerProc(LOG_LEVEL_ERROR, "An unknown hook error occurred. (%#X)", status);
break;
}
return status;
}
#endif