diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2PublicKeyParameters.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2PublicKeyParameters.java | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2PublicKeyParameters.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2PublicKeyParameters.java new file mode 100644 index 000000000..9b5ba0a6b --- /dev/null +++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2PublicKeyParameters.java @@ -0,0 +1,97 @@ +package org.spongycastle.pqc.crypto.mceliece; + +import org.spongycastle.pqc.math.linearalgebra.GF2Matrix; + +/** + * + * + * + */ +public class McElieceCCA2PublicKeyParameters + extends McElieceCCA2KeyParameters +{ + + // the OID of the algorithm + private String oid; + + // the length of the code + private int n; + + // the error correction capability of the code + private int t; + + // the generator matrix + private GF2Matrix matrixG; + + /** + * Constructor. + * + * @param n length of the code + * @param t error correction capability + * @param matrix generator matrix + * @param params McElieceCCA2Parameters + */ + public McElieceCCA2PublicKeyParameters(String oid, int n, int t, GF2Matrix matrix, McElieceCCA2Parameters params) + { + super(false, params); + this.oid = oid; + this.n = n; + this.t = t; + this.matrixG = new GF2Matrix(matrix); + } + + /** + * Constructor (used by {@link McElieceKeyFactory}). + * + * @param n length of the code + * @param t error correction capability of the code + * @param encMatrix encoded generator matrix + * @param params McElieceCCA2Parameters + */ + public McElieceCCA2PublicKeyParameters(String oid, int n, int t, byte[] encMatrix, McElieceCCA2Parameters params) + { + super(false, params); + this.oid = oid; + this.n = n; + this.t = t; + this.matrixG = new GF2Matrix(encMatrix); + } + + /** + * @return the length of the code + */ + public int getN() + { + return n; + } + + /** + * @return the error correction capability of the code + */ + public int getT() + { + return t; + } + + /** + * @return the generator matrix + */ + public GF2Matrix getMatrixG() + { + return matrixG; + } + + /** + * @return the dimension of the code + */ + public int getK() + { + return matrixG.getNumRows(); + } + + public String getOIDString() + { + return oid; + + } +} |