diff options
Diffstat (limited to 'Radio/HW/RtlSdr/r820/r820.swift')
| -rw-r--r-- | Radio/HW/RtlSdr/r820/r820.swift | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Radio/HW/RtlSdr/r820/r820.swift b/Radio/HW/RtlSdr/r820/r820.swift index 3f6d4a9..4c8859f 100644 --- a/Radio/HW/RtlSdr/r820/r820.swift +++ b/Radio/HW/RtlSdr/r820/r820.swift @@ -189,8 +189,13 @@ public class R820Tuner { /// - len: input buffer length /// - n_read: number of bytes received /// - Returns: -1 if there is no device, 0 on success or one of LIBUSB error - /// LIBUSB_ERROR_TIMEOUT, LIBUSB_ERROR_PIPE,LIBUSB_ERROR_OVERFLOW - /// LIBUSB_ERROR_NO_DEVICE, LIBUSB_ERROR_BUSY LIBUSB_ERROR_INVALID_PARAM + /// on success, the number of bytes actually transferred + /// LIBUSB_ERROR_TIMEOUT if the transfer timed out + /// LIBUSB_ERROR_PIPE if the control request was not supported by the device + /// LIBUSB_ERROR_NO_DEVICE if the device has been disconnected + /// LIBUSB_ERROR_BUSY if called from event handling context + /// LIBUSB_ERROR_INVALID_PARAM if the transfer size is larger than the operating system and/or hardware can support (see Transfer length limitations) + /// another LIBUSB_ERROR code on other failures /// func readSync(buf:UnsafeMutableRawPointer?,len: Int32,n_read:UnsafeMutablePointer<Int32>?) -> Int32 { return rtlsdr_read_sync(dev, buf, len, n_read); |