diff options
Diffstat (limited to 'core/src/main/java/org/bouncycastle/math/field/GenericPolynomialExtensionField.java')
-rw-r--r-- | core/src/main/java/org/bouncycastle/math/field/GenericPolynomialExtensionField.java | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/core/src/main/java/org/bouncycastle/math/field/GenericPolynomialExtensionField.java b/core/src/main/java/org/bouncycastle/math/field/GenericPolynomialExtensionField.java deleted file mode 100644 index 0b93a71a..00000000 --- a/core/src/main/java/org/bouncycastle/math/field/GenericPolynomialExtensionField.java +++ /dev/null @@ -1,62 +0,0 @@ -package org.bouncycastle.math.field; - -import java.math.BigInteger; - -import org.bouncycastle.util.Integers; - -class GenericPolynomialExtensionField implements PolynomialExtensionField -{ - protected final FiniteField subfield; - protected final Polynomial minimalPolynomial; - - GenericPolynomialExtensionField(FiniteField subfield, Polynomial polynomial) - { - this.subfield = subfield; - this.minimalPolynomial = polynomial; - } - - public BigInteger getCharacteristic() - { - return subfield.getCharacteristic(); - } - - public int getDimension() - { - return subfield.getDimension() * minimalPolynomial.getDegree(); - } - - public FiniteField getSubfield() - { - return subfield; - } - - public int getDegree() - { - return minimalPolynomial.getDegree(); - } - - public Polynomial getMinimalPolynomial() - { - return minimalPolynomial; - } - - public boolean equals(Object obj) - { - if (this == obj) - { - return true; - } - if (!(obj instanceof GenericPolynomialExtensionField)) - { - return false; - } - GenericPolynomialExtensionField other = (GenericPolynomialExtensionField)obj; - return subfield.equals(other.subfield) && minimalPolynomial.equals(other.minimalPolynomial); - } - - public int hashCode() - { - return subfield.hashCode() - ^ Integers.rotateLeft(minimalPolynomial.hashCode(), 16); - } -} |