IOpenAccessReader interface | QSYS API Reference Guide
Defines methods for reading data from an open access channel.
Namespace: ASNA.DataGate.DataLink Assembly: ASNA.QSys.DataGate.Client.dll
Extends: doesn’t extend any other interfaces.
Methods
| Signature | Description |
|---|---|
| Flush() | Flushes the reader, clearing any buffered data. |
| Read(Byte[], Int32, Int32) | Reads a sequence of bytes from the channel into the specified buffer. |
| ReadByte() | Reads a single byte from the channel. |
| Receive() | Receives data from the channel. |
void Flush()
Flushes the reader, clearing any buffered data.
void Flush()
int Read(Byte[] inBuf, int iBegin, int cBytes)
Reads a sequence of bytes from the channel into the specified buffer.
int Read(Byte[] inBuf, int iBegin, int cBytes)
Parameters
| Type | Parameter name | Description |
|---|---|---|
| Byte[] | inBuf | The buffer to store the data read from the channel. |
| Int32 | iBegin | The zero-based byte offset in inBuf at which to begin storing the data read from the channel. |
| Int32 | cBytes | The maximum number of bytes to read. |
Returns
| Type | Description |
|---|---|
| Int32 | The total number of bytes read into the buffer. |
int ReadByte()
Reads a single byte from the channel.
int ReadByte()
void Receive()
Receives data from the channel.
void Receive()