bool HIDDevice::GetFeatureReport(UByte* data, UInt32 length)
{
if (!Device)
return false;
CFIndex bufferLength = length;
// Report id is in first byte of the buffer.
IOReturn result = IOHIDDeviceGetReport(Device, kIOHIDReportTypeFeature, data[0], data, &bufferLength);
return (result == kIOReturnSuccess);
}
int _usbinput(usbdevice* kb, uchar* message, const char* file, int line){
if(!IS_ACTIVE(kb))
return -1;
CFIndex length = MSG_SIZE;
IOReturn res = IOHIDDeviceGetReport(kb->handle, kIOHIDReportTypeFeature, 0, message, &length);
if(res != kIOReturnSuccess){
printf("Error: usbinput (%s:%d): Got return value %d\n", file, line, res);
return 0;
}
if(length != MSG_SIZE)
printf("Warning: usbinput (%s:%d): Read %d bytes (expected %d)\n", file, line, (int)length, MSG_SIZE);
return length;
}
int _usbinput(usbdevice* kb, uchar* message, const char* file, int line){
if(!IS_CONNECTED(kb) || !HAS_FEATURES(kb, FEAT_RGB))
return -1;
CFIndex length = MSG_SIZE;
IOReturn res = IOHIDDeviceGetReport(kb->handle, kIOHIDReportTypeFeature, 0, message, &length);
kb->lastError = res;
if(res != kIOReturnSuccess && res != 0xe0004051){
printf("usbinput (%s:%d): Got return value 0x%x\n", file, line, res);
return 0;
}
if(length != MSG_SIZE)
printf("usbinput (%s:%d): Read %d bytes (expected %d)\n", file, line, (int)length, MSG_SIZE);
return length;
}
int HID_API_EXPORT hid_get_feature_report(hid_device *dev, unsigned char *data, size_t length)
{
CFIndex len = length;
IOReturn res;
res = IOHIDDeviceGetReport(dev->device_handle,
kIOHIDReportTypeFeature,
data[0], /* Report ID */
data, &len);
if (res == kIOReturnSuccess)
return len;
else
return -1;
}
int HID_API_EXPORT hid_get_feature_report(hid_device *dev, unsigned char *data, size_t length)
{
CFIndex len = length;
IOReturn res;
/* Return if the device has been unplugged. */
if (dev->disconnected)
return -1;
res = IOHIDDeviceGetReport(dev->device_handle,
kIOHIDReportTypeFeature,
data[0], /* Report ID */
data, &len);
if (res == kIOReturnSuccess)
return (int)len;
else
return -1;
}
int _ykusb_read(void *dev, int report_type, int report_number,
char *buffer, int size)
{
CFIndex sizecf = (CFIndex)size;
if (report_type != REPORT_TYPE_FEATURE)
{
yk_errno = YK_ENOTYETIMPL;
return 0;
}
_ykusb_IOReturn = IOHIDDeviceGetReport( dev, kIOHIDReportTypeFeature, report_number, (uint8_t *)buffer, (CFIndex *) &sizecf );
if ( _ykusb_IOReturn != kIOReturnSuccess )
{
yk_errno = YK_EUSBERR;
return 0;
}
return (int)sizecf;
}
/*
* @return number of bytes read if function succeeds otherwise -1 if an error occurs.
* @throws SerialComException if any JNI function, system call or C function fails.
*/
jint mac_get_feature_report(JNIEnv *env, jlong fd, jbyte reportID, jbyteArray report, jint length) {
IOReturn ret = -1;
int num_bytes_to_read = 0;
int report_id = -1;
jbyte* buffer = NULL;
if(reportID < 0) {
buffer = (jbyte *) calloc(length, sizeof(unsigned char));
if(buffer == NULL) {
throw_serialcom_exception(env, 3, 0, E_CALLOCSTR);
return -1;
}
(*env)->GetByteArrayRegion(env, report, 0, length, &buffer[0]);
num_bytes_to_read = length;
report_id = 0x00;
}else {
buffer = (jbyte *) calloc((length + 1), sizeof(unsigned char));
if(buffer == NULL) {
throw_serialcom_exception(env, 3, 0, E_CALLOCSTR);
return -1;
}
buffer[0] = reportID;
(*env)->GetByteArrayRegion(env, report, 0, length, &buffer[1]);
num_bytes_to_read = length + 1;
report_id = reportID;
}
if((*env)->ExceptionOccurred(env) != NULL) {
throw_serialcom_exception(env, 3, 0, E_GETBYTEARRREGIONSTR);
return -1;
}
/* after completion num_bytes_to_read will contain number of bytes read. */
ret = IOHIDDeviceGetReport(fd, kIOHIDReportTypeFeature, report_id, buffer, &num_bytes_to_read);
if(ret != kIOReturnSuccess) {
/* to error throw_serialcom_exception(env, 1, errno, NULL);*/
return -1;
}
return num_bytes_to_read;
}
static void __timerCallback(CFRunLoopTimerRef timer, void *info)
{
IOHIDDeviceRef device = (IOHIDDeviceRef)info;
CFNumberRef number = NULL;
CFIndex reportSize = 0;
IOReturn result;
number = IOHIDDeviceGetProperty(device, CFSTR(kIOHIDMaxInputReportSizeKey));
if ( !number )
return;
CFNumberGetValue(number, kCFNumberCFIndexType, &reportSize);
uint8_t report[reportSize];
bzero(report, reportSize);
result = IOHIDDeviceGetReport(device, kIOHIDReportTypeInput, 0, report, &reportSize);
__deviceReportCallback(NULL, result, device, kIOHIDReportTypeInput, 0, report, reportSize);
}
void GetReport(Connection* aConnection, bool aFeature, uint8_t aID, uint8_t* aData, uint16_t aSize)
{
CFIndex size = aSize - 1;
IOHIDDeviceGetReport(aConnection->device, aFeature ? kIOHIDReportTypeFeature : kIOHIDReportTypeInput,
aID, aData + 1, &size);
}
