read_usec
Description:
Attempt to read data.length bytes into data from the connected this, blocking up to
the specified timeout.
timeout can be 0, in which case this function might block forever.
This function can be cancelled with flush.
Parameters:
| this | |
| data |
the data to read |
| timeout |
a timeout value in microseconds |
| size |
the size of |
Returns:
|
OK on success. |