ProximityCrc32 (Yamcs :: Core 5.3.2 API)

java.lang.Object
- org.yamcs.tctm.ccsds.error.ProximityCrc32

All Implemented Interfaces:

ErrorDetectionWordCalculator
```
public class ProximityCrc32
extends Object
implements ErrorDetectionWordCalculator
```
CRC-32 error detection code as specified in CCSDS 211.0-B-5 PROXIMITY-1 SPACE LINK PROTOCOL— DATA LINK LAYER
also used in USLP frames CCSDS 732.1-B-1
WARNING: we did not find an alternative implementation to compare with!

Constructor Summary

Constructors
Constructor Description

ProximityCrc32()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compute(byte[] data, int offset, int length)`	Compute the checksum on the data buffer starting at offset and taking into account length bytes
`int`	`sizeInBits()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ProximityCrc32
```
public ProximityCrc32()
```
- Method Detail
  - compute
```
public int compute(byte[] data,
                   int offset,
                   int length)
```
    Description copied from interface: ErrorDetectionWordCalculator
    
    Compute the checksum on the data buffer starting at offset and taking into account length bytes
    
    Specified by:
    
    compute in interface ErrorDetectionWordCalculator
    
    Returns:
  - sizeInBits
```
public int sizeInBits()
```
    Specified by:
    
    sizeInBits in interface ErrorDetectionWordCalculator
    
    Returns:
    
    size in bits of the calculated checksum (max 32)