diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/AbstractTlsContext.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/AbstractTlsContext.java | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/AbstractTlsContext.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/AbstractTlsContext.java deleted file mode 100644 index ecf7fa984..000000000 --- a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/tls/AbstractTlsContext.java +++ /dev/null @@ -1,110 +0,0 @@ -package org.spongycastle.crypto.tls; - -import java.security.SecureRandom; - -abstract class AbstractTlsContext - implements TlsContext -{ - private SecureRandom secureRandom; - private SecurityParameters securityParameters; - - private ProtocolVersion clientVersion = null; - private ProtocolVersion serverVersion = null; - private TlsSession session = null; - private Object userObject = null; - - AbstractTlsContext(SecureRandom secureRandom, SecurityParameters securityParameters) - { - this.secureRandom = secureRandom; - this.securityParameters = securityParameters; - } - - public SecureRandom getSecureRandom() - { - return secureRandom; - } - - public SecurityParameters getSecurityParameters() - { - return securityParameters; - } - - public ProtocolVersion getClientVersion() - { - return clientVersion; - } - - void setClientVersion(ProtocolVersion clientVersion) - { - this.clientVersion = clientVersion; - } - - public ProtocolVersion getServerVersion() - { - return serverVersion; - } - - void setServerVersion(ProtocolVersion serverVersion) - { - this.serverVersion = serverVersion; - } - - public TlsSession getResumableSession() - { - return session; - } - - void setResumableSession(TlsSession session) - { - this.session = session; - } - - public Object getUserObject() - { - return userObject; - } - - public void setUserObject(Object userObject) - { - this.userObject = userObject; - } - - public byte[] exportKeyingMaterial(String asciiLabel, byte[] context_value, int length) - { - if (context_value != null && !TlsUtils.isValidUint16(context_value.length)) - { - throw new IllegalArgumentException("'context_value' must have length less than 2^16 (or be null)"); - } - - SecurityParameters sp = getSecurityParameters(); - byte[] cr = sp.getClientRandom(), sr = sp.getServerRandom(); - - int seedLength = cr.length + sr.length; - if (context_value != null) - { - seedLength += (2 + context_value.length); - } - - byte[] seed = new byte[seedLength]; - int seedPos = 0; - - System.arraycopy(cr, 0, seed, seedPos, cr.length); - seedPos += cr.length; - System.arraycopy(sr, 0, seed, seedPos, sr.length); - seedPos += sr.length; - if (context_value != null) - { - TlsUtils.writeUint16(context_value.length, seed, seedPos); - seedPos += 2; - System.arraycopy(context_value, 0, seed, seedPos, context_value.length); - seedPos += context_value.length; - } - - if (seedPos != seedLength) - { - throw new IllegalStateException("error in calculation of seed for export"); - } - - return TlsUtils.PRF(this, sp.getMasterSecret(), asciiLabel, seed, length); - } -} |