Apple-2-Tools/AppleCommander
1
0
Fork 0
mirror of https://github.com/AppleCommander/AppleCommander.git synced 2024-12-22 08:30:35 +00:00
Code Issues Projects Releases Wiki Activity

Added a little bit of range checking.

Browse Source
This commit is contained in:
Robert Greene 2002-12-14 05:38:21 +00:00
parent 44bb363c06
commit 2ae3f2118c
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/com/webcodepro/applecommander/storage/AppleUtil.java
View File

@ -39,6 +39,9 @@ public class AppleUtil {
* A word is two bytes, in standard Apple LO/HI format.
*/
public static int getWordValue(byte[] buffer, int offset) {
if (offset+1 > buffer.length) {
return 0;
}
return getWordValue(buffer[offset], buffer[offset+1]);
}
/**
@ -62,6 +65,9 @@ public class AppleUtil {
* Stored in standard Apple LO/HI format.
*/
public static int get3ByteValue(byte[] buffer, int offset) {
if (offset+2 > buffer.length) {
return 0;
}
return getUnsignedByte(buffer[offset])
+ getUnsignedByte(buffer[offset+1])*256
+ getUnsignedByte(buffer[offset+2])*65536;