95 System.arraycopy(b2, 0, b, n1, n2);
96 return b;
97 }
98
99 private static byte[][] genConst() {
100 int n = 10;
101 byte[][] arr = new byte[n][];
102 for (int i = 0; i < n; i++) {
103 byte[] b = new byte[i + 1];
104 Arrays.fill(b, (byte)('A' + i));
105 arr[i] = b;
106 }
107 return arr;
108 }
109
110 // PRF implementation
111
112 private final static String MSG = "TlsPrfGenerator must be "
113 + "initialized using a TlsPrfParameterSpec";
114
115 private TlsPrfParameterSpec spec;
116
117 public TlsPrfGenerator() {
118 }
119
120 protected void engineInit(SecureRandom random) {
121 throw new InvalidParameterException(MSG);
122 }
123
124 protected void engineInit(AlgorithmParameterSpec params,
125 SecureRandom random) throws InvalidAlgorithmParameterException {
126 if (params instanceof TlsPrfParameterSpec == false) {
127 throw new InvalidAlgorithmParameterException(MSG);
128 }
129 this.spec = (TlsPrfParameterSpec)params;
130 SecretKey key = spec.getSecret();
131 if ((key != null) && ("RAW".equals(key.getFormat()) == false)) {
132 throw new InvalidAlgorithmParameterException(
133 "Key encoding format must be RAW");
134 }
135 }
136
137 protected void engineInit(int keysize, SecureRandom random) {
138 throw new InvalidParameterException(MSG);
139 }
140
141 SecretKey engineGenerateKey0(boolean tls12) {
142 if (spec == null) {
143 throw new IllegalStateException(
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95 System.arraycopy(b2, 0, b, n1, n2);
96 return b;
97 }
98
99 private static byte[][] genConst() {
100 int n = 10;
101 byte[][] arr = new byte[n][];
102 for (int i = 0; i < n; i++) {
103 byte[] b = new byte[i + 1];
104 Arrays.fill(b, (byte)('A' + i));
105 arr[i] = b;
106 }
107 return arr;
108 }
109
110 // PRF implementation
111
112 private final static String MSG = "TlsPrfGenerator must be "
113 + "initialized using a TlsPrfParameterSpec";
114
115 @SuppressWarnings("deprecation")
116 private TlsPrfParameterSpec spec;
117
118 public TlsPrfGenerator() {
119 }
120
121 protected void engineInit(SecureRandom random) {
122 throw new InvalidParameterException(MSG);
123 }
124
125 @SuppressWarnings("deprecation")
126 protected void engineInit(AlgorithmParameterSpec params,
127 SecureRandom random) throws InvalidAlgorithmParameterException {
128 if (params instanceof TlsPrfParameterSpec == false) {
129 throw new InvalidAlgorithmParameterException(MSG);
130 }
131 this.spec = (TlsPrfParameterSpec)params;
132 SecretKey key = spec.getSecret();
133 if ((key != null) && ("RAW".equals(key.getFormat()) == false)) {
134 throw new InvalidAlgorithmParameterException(
135 "Key encoding format must be RAW");
136 }
137 }
138
139 protected void engineInit(int keysize, SecureRandom random) {
140 throw new InvalidParameterException(MSG);
141 }
142
143 SecretKey engineGenerateKey0(boolean tls12) {
144 if (spec == null) {
145 throw new IllegalStateException(
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