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Global keyboard and mouse listeners for Java.
/* libUIOHook: Cross-platfrom userland keyboard and mouse hooking.
* Copyright (C) 2006-2015 Alexander Barker. All Rights Received.
* https://github.com/kwhat/libuiohook/
*
* libUIOHook is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* libUIOHook is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see
#endif
#ifdef USE_CARBON_LEGACY
#include
#endif
#ifdef USE_COREFOUNDATION
#include
#endif
#ifdef USE_IOKIT
#include
#include
#endif
#include
#include
#include "copyright.h"
#include "logger.h"
#include "input_helper.h"
/*
* Apple's documentation is not very good. I was finally able to find this
* information after many hours of googling. Value is the slider value in the
* system preferences. That value * 15 is the rate in MS. 66 / the value is the
* chars per second rate.
*
* Value MS Char/Sec
*
* 1 15 66 * Out of standard range *
*
* 2 30 33
* 6 90 11
* 12 180 5.5
* 30 450 2.2
* 60 900 1.1
* 90 1350 0.73
* 120 1800 0.55
*
* V = MS / 15
* V = 66 / CharSec
*
* MS = V * 15
* MS = (66 / CharSec) * 15
*
* CharSec = 66 / V
* CharSec = 66 / (MS / 15)
*/
UIOHOOK_API long int hook_get_auto_repeat_rate() {
#if defined USE_IOKIT || defined USE_COREFOUNDATION || defined USE_CARBON_LEGACY
bool successful = false;
SInt64 rate;
#endif
long int value = -1;
#ifdef USE_IOKIT
if (!successful) {
io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kIOHIDSystemClass));
if (service) {
kern_return_t kren_ret = kIOReturnError;
io_connect_t connection;
kren_ret = IOServiceOpen(service, mach_task_self(), kIOHIDParamConnectType, &connection);
if (kren_ret == kIOReturnSuccess) {
IOByteCount size = sizeof(rate);
kren_ret = IOHIDGetParameter(connection, CFSTR(kIOHIDKeyRepeatKey), (IOByteCount) sizeof(rate), &rate, &size);
if (kren_ret == kIOReturnSuccess) {
/* This is in some undefined unit of time that if we happen
* to multiply by 900 gives us the time in milliseconds. We
* add 0.5 to the result so that when we cast to long we
* actually get a rounded result. Saves the math.h depend.
*
* 33,333,333.0 / 1000.0 / 1000.0 / 1000.0 == 0.033333333 * Fast *
* 100,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.1
* 200,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.2
* 500,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.5
* 1,000,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 1
* 1,500,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 1.5
* 2,000,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 2 * Slow *
*/
value = (long) (900.0 * ((double) rate) / 1000.0 / 1000.0 / 1000.0 + 0.5);
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: IOHIDGetParameter: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
}
#endif
#ifdef USE_COREFOUNDATION
if (!successful) {
CFTypeRef pref_val = CFPreferencesCopyValue(CFSTR("KeyRepeat"), kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
if (pref_val != NULL && CFGetTypeID(pref_val) == CFNumberGetTypeID()) {
if (CFNumberGetValue((CFNumberRef) pref_val, kCFNumberSInt32Type, &rate)) {
// This is the slider value, we must multiply by 15 to convert to milliseconds.
value = (long) rate * 15;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: CFPreferencesCopyValue: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
#endif
#ifdef USE_CARBON_LEGACY
if (!successful) {
// Apple documentation states that value is in 'ticks'. I am not sure
// what that means, but it looks a lot like the arbitrary slider value.
rate = LMGetKeyRepThresh();
if (rate > -1) {
/* This is the slider value, we must multiply by 15 to convert to
* milliseconds.
*/
value = (long) rate * 15;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: LMGetKeyRepThresh: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
#endif
return value;
}
UIOHOOK_API long int hook_get_auto_repeat_delay() {
#if defined USE_IOKIT || defined USE_COREFOUNDATION || defined USE_CARBON_LEGACY
bool successful = false;
SInt64 delay;
#endif
long int value = -1;
#ifdef USE_IOKIT
if (!successful) {
io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kIOHIDSystemClass));
if (service) {
kern_return_t kren_ret = kIOReturnError;
io_connect_t connection;
kren_ret = IOServiceOpen(service, mach_task_self(), kIOHIDParamConnectType, &connection);
if (kren_ret == kIOReturnSuccess) {
IOByteCount size = sizeof(delay);
kren_ret = IOHIDGetParameter(connection, CFSTR(kIOHIDInitialKeyRepeatKey), (IOByteCount) sizeof(delay), &delay, &size);
if (kren_ret == kIOReturnSuccess) {
/* This is in some undefined unit of time that if we happen
* to multiply by 900 gives us the time in milliseconds. We
* add 0.5 to the result so that when we cast to long we
* actually get a rounded result. Saves the math.h depend.
*
* 33,333,333.0 / 1000.0 / 1000.0 / 1000.0 == 0.033333333 * Fast *
* 100,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.1
* 200,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.2
* 500,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 0.5
* 1,000,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 1
* 1,500,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 1.5
* 2,000,000,000.0 / 1000.0 / 1000.0 / 1000.0 == 2 * Slow *
*/
value = (long) (900.0 * ((double) delay) / 1000.0 / 1000.0 / 1000.0 + 0.5);
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: IOHIDGetParameter: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
}
#endif
#ifdef USE_COREFOUNDATION
if (!successful) {
CFTypeRef pref_val = CFPreferencesCopyValue(CFSTR("InitialKeyRepeat"), kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
if (pref_val != NULL && CFGetTypeID(pref_val) == CFNumberGetTypeID()) {
if (CFNumberGetValue((CFNumberRef) pref_val, kCFNumberSInt32Type, &delay)) {
// This is the slider value, we must multiply by 15 to convert to
// milliseconds.
value = (long) delay * 15;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: CFPreferencesCopyValue: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
#endif
#ifdef USE_CARBON_LEGACY
if (!successful) {
// Apple documentation states that value is in 'ticks'. I am not sure
// what that means, but it looks a lot like the arbitrary slider value.
delay = LMGetKeyThresh();
if (delay > -1) {
// This is the slider value, we must multiply by 15 to convert to
// milliseconds.
value = (long) delay * 15;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: LMGetKeyThresh: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
#endif
return value;
}
UIOHOOK_API long int hook_get_pointer_acceleration_multiplier() {
#if defined USE_IOKIT || defined USE_COREFOUNDATION
bool successful = false;
double multiplier;
#endif
long int value = -1;
#ifdef USE_IOKIT
if (!successful) {
io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kIOHIDSystemClass));
if (service) {
kern_return_t kren_ret = kIOReturnError;
io_connect_t connection;
kren_ret = IOServiceOpen(service, mach_task_self(), kIOHIDParamConnectType, &connection);
if (kren_ret == kIOReturnSuccess) {
// IOByteCount size = sizeof(multiplier);
kren_ret = IOHIDGetAccelerationWithKey(connection, CFSTR(kIOHIDMouseAccelerationType), &multiplier);
if (kren_ret == kIOReturnSuccess) {
// Calculate the greatest common factor.
unsigned long denominator = 1000000, d = denominator;
unsigned long numerator = multiplier * denominator, gcf = numerator;
while (d != 0) {
unsigned long i = gcf % d;
gcf = d;
d = i;
}
value = denominator / gcf;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: IOHIDGetAccelerationWithKey: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
}
#endif
#ifdef USE_COREFOUNDATION
if (!successful) {
CFTypeRef pref_val = CFPreferencesCopyValue(CFSTR("com.apple.mouse.scaling"), kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
if (pref_val != NULL && CFGetTypeID(pref_val) == CFNumberGetTypeID()) {
if (CFNumberGetValue((CFNumberRef) pref_val, kCFNumberSInt32Type, &multiplier)) {
value = (long) multiplier;
logger(LOG_LEVEL_INFO, "%s [%u]: CFPreferencesCopyValue: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
#endif
return value;
}
UIOHOOK_API long int hook_get_pointer_acceleration_threshold() {
#if defined USE_COREFOUNDATION
bool successful = false;
SInt32 threshold;
#endif
long int value = -1;
#ifdef USE_COREFOUNDATION
if (!successful) {
CFTypeRef pref_val = CFPreferencesCopyValue(CFSTR("mouseDriverMaxSpeed"), CFSTR("com.apple.universalaccess"), kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
if (pref_val != NULL && CFGetTypeID(pref_val) == CFNumberGetTypeID()) {
if (CFNumberGetValue((CFNumberRef) pref_val, kCFNumberSInt32Type, &threshold)) {
value = (long) threshold;
logger(LOG_LEVEL_INFO, "%s [%u]: CFPreferencesCopyValue: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
#endif
return value;
}
UIOHOOK_API long int hook_get_pointer_sensitivity() {
#ifdef USE_IOKIT
bool successful = false;
double sensitivity;
#endif
long int value = -1;
#ifdef USE_IOKIT
if (!successful) {
io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kIOHIDSystemClass));
if (service) {
kern_return_t kren_ret = kIOReturnError;
io_connect_t connection;
kren_ret = IOServiceOpen(service, mach_task_self(), kIOHIDParamConnectType, &connection);
if (kren_ret == kIOReturnSuccess) {
// IOByteCount size = sizeof(multiplier);
kren_ret = IOHIDGetAccelerationWithKey(connection, CFSTR(kIOHIDMouseAccelerationType), &sensitivity);
if (kren_ret == kIOReturnSuccess) {
// Calculate the greatest common factor.
unsigned long denominator = 1000000, d = denominator;
unsigned long numerator = sensitivity * denominator, gcf = numerator;
while (d != 0) {
unsigned long i = gcf % d;
gcf = d;
d = i;
}
value = numerator / gcf;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: IOHIDGetAccelerationWithKey: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
}
#endif
return value;
}
UIOHOOK_API long int hook_get_multi_click_time() {
#if defined USE_IOKIT || defined USE_COREFOUNDATION || defined USE_CARBON_LEGACY
bool successful = false;
#if defined USE_IOKIT || defined USE_CARBON_LEGACY
// This needs to be defined only if we have USE_IOKIT or USE_CARBON_LEGACY.
SInt64 time;
#endif
#endif
long int value = -1;
#ifdef USE_IOKIT
if (!successful) {
io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching(kIOHIDSystemClass));
if (service) {
kern_return_t kren_ret = kIOReturnError;
io_connect_t connection;
kren_ret = IOServiceOpen(service, mach_task_self(), kIOHIDParamConnectType, &connection);
if (kren_ret == kIOReturnSuccess) {
IOByteCount size = sizeof(time);
kren_ret = IOHIDGetParameter(connection, CFSTR(kIOHIDClickTimeKey), (IOByteCount) sizeof(time), &time, &size);
if (kren_ret == kIOReturnSuccess) {
/* This is in some undefined unit of time that if we happen
* to multiply by 900 gives us the time in milliseconds. We
* add 0.5 to the result so that when we cast to long we
* actually get a rounded result. Saves the math.h depend.
*/
value = (long) (900.0 * ((double) time) / 1000.0 / 1000.0 / 1000.0 + 0.5);
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: IOHIDGetParameter: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
}
#endif
#ifdef USE_COREFOUNDATION
if (!successful) {
Float32 clicktime;
CFTypeRef pref_val = CFPreferencesCopyValue(CFSTR("com.apple.mouse.doubleClickThreshold"), kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
if (pref_val != NULL && CFGetTypeID(pref_val) == CFNumberGetTypeID()) {
if (CFNumberGetValue((CFNumberRef) pref_val, kCFNumberFloat32Type, &clicktime)) {
/* This is in some undefined unit of time that if we happen
* to multiply by 900 gives us the time in milliseconds. It is
* completely possible that this value is in seconds and should be
* multiplied by 1000 but because IOKit values are undocumented and
* I have no idea what a Carbon 'tick' is so there really is no way
* to confirm this.
*/
value = (long) (clicktime * 900);
logger(LOG_LEVEL_INFO, "%s [%u]: CFPreferencesCopyValue: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
}
#endif
#ifdef USE_CARBON_LEGACY
if (!successful) {
// Apple documentation states that value is in 'ticks'. I am not sure
// what that means, but it looks a lot like the arbitrary slider value.
time = GetDblTime();
if (time > -1) {
// This is the slider value, we must multiply by 15 to convert to
// milliseconds.
value = (long) time * 15;
successful = true;
logger(LOG_LEVEL_INFO, "%s [%u]: GetDblTime: %li.\n",
__FUNCTION__, __LINE__, value);
}
}
#endif
return value;
}
// Create a shared object constructor.
__attribute__ ((constructor))
void on_library_load() {
// Display the copyright on library load.
COPYRIGHT();
// Initialize Native Input Functions.
load_input_helper();
}
// Create a shared object destructor.
__attribute__ ((destructor))
void on_library_unload() {
// Cleanup native input functions.
unload_input_helper();
}