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Check for negative offsets.

master
Andy Nguyen 11 months ago
parent
commit
304686cfc0
  1. 6
      com/bdjb/JIT.java

6
com/bdjb/JIT.java

@ -142,11 +142,11 @@ public final class JIT { @@ -142,11 +142,11 @@ public final class JIT {
RandomAccessFile file = new RandomAccessFile(path, "r");
if ((dataSectionOffset & (PAGE_SIZE - 1)) != 0) {
throw new IllegalArgumentException("Ddata section offset is not page aligned.");
throw new IllegalArgumentException("Unaligned data section offset.");
}
if (dataSectionOffset > file.length()) {
throw new IllegalArgumentException("Data section offset is too big.");
if (dataSectionOffset < 0 || dataSectionOffset > file.length()) {
throw new IllegalArgumentException("Invalid data section offset.");
}
// TODO: Currently we just use maximum size so that the address is predictable.

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