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Changing java CRC16 class modifiers to enable external access (#720) #721

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Merged
merged 1 commit into from
Aug 13, 2019
Merged

Changing java CRC16 class modifiers to enable external access (#720) #721

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6 changes: 3 additions & 3 deletions java/src/com/swiftnav/sbp/client/CRC16.java
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@
*/
package com.swiftnav.sbp.client;

final class CRC16 {
public final class CRC16 {
private final static int[] tab = {
0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
Expand Down Expand Up @@ -46,14 +46,14 @@ final class CRC16 {
0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0};

static int crc16(byte[] data, int crc) {
public static int crc16(byte[] data, int crc) {
for (byte b : data) {
crc = ((crc << 8) & 0xFFFF) ^ tab[((crc >> 8) ^ b) & 0xFF];
}
return crc;
}

static int crc16(byte[] data) {
public static int crc16(byte[] data) {
return crc16(data, 0);
}
}