1 files changed, 23 insertions, 0 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/asn1/x9/X9IntegerConverter.java b/bcprov/src/main/java/org/bouncycastle/asn1/x9/X9IntegerConverter.java
index 16a803cc..2851bcae 100644
--- a/bcprov/src/main/java/org/bouncycastle/asn1/x9/X9IntegerConverter.java
+++ b/bcprov/src/main/java/org/bouncycastle/asn1/x9/X9IntegerConverter.java
@@ -5,20 +5,43 @@ import java.math.BigInteger;
 import org.bouncycastle.math.ec.ECCurve;
 import org.bouncycastle.math.ec.ECFieldElement;
 
+/**
+ * A class which converts integers to byte arrays, allowing padding and calculations
+ * to be done according the the filed size of the curve or field element involved.
+ */
 public class X9IntegerConverter
 {
+    /**
+     * Return the curve's field size in bytes.
+     *
+     * @param c the curve of interest.
+     * @return the field size in bytes (rounded up).
+     */
     public int getByteLength(
         ECCurve c)
     {
         return (c.getFieldSize() + 7) / 8;
     }
 
+    /**
+     * Return the field element's field size in bytes.
+     *
+     * @param fe the field element of interest.
+     * @return the field size in bytes (rounded up).
+     */
     public int getByteLength(
         ECFieldElement fe)
     {
         return (fe.getFieldSize() + 7) / 8;
     }
 
+    /**
+     * Convert an integer to a byte array, ensuring it is exactly qLength long.
+     *
+     * @param s the integer to be converted.
+     * @param qLength the length
+     * @return the resulting byte array.
+     */
     public byte[] integerToBytes(
         BigInteger s,
         int        qLength)