nullmac.html

jxta的api库

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<A NAME="NullMAC()"><!-- --></A><H3>
NullMAC</H3>
<PRE>
public <B>NullMAC</B>()</PRE>
<DL>
<DD>// constructor
<P>
</DL>

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<B>Method Detail</B></FONT></TD>
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<A NAME="getAlgorithmName()"><!-- --></A><H3>
getAlgorithmName</H3>
<PRE>
public java.lang.String <B>getAlgorithmName</B>()</PRE>
<DL>
<DD>// Algorithm name
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#getAlgorithmName()">getAlgorithmName</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setDebug()"><!-- --></A><H3>
setDebug</H3>
<PRE>
public void <B>setDebug</B>()</PRE>
<DL>
<DD>turn on debugging
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/util/Description.html#setDebug()">setDebug</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="clearDebug()"><!-- --></A><H3>
clearDebug</H3>
<PRE>
public void <B>clearDebug</B>()</PRE>
<DL>
<DD>turn off debugging
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/util/Description.html#clearDebug()">clearDebug</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/util/Description.html" title="interface in jxta.security.util">Description</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getAlgorithm()"><!-- --></A><H3>
getAlgorithm</H3>
<PRE>
public byte <B>getAlgorithm</B>()</PRE>
<DL>
<DD>return algorithm type value
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#getAlgorithm()">getAlgorithm</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getLength()"><!-- --></A><H3>
getLength</H3>
<PRE>
public int <B>getLength</B>()</PRE>
<DL>
<DD>get the length of the MAC
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#getLength()">getLength</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="init(byte, jxta.security.cipher.Key, byte[])"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</B>(byte&nbsp;theMode,
                 <A HREF="../../../../jxta/security/cipher/Key.html" title="interface in jxta.security.cipher">Key</A>&nbsp;theKey,
                 byte[]&nbsp;privateKey)
          throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>initialize the MAC object behaviour
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#init(byte, jxta.security.cipher.Key, byte[])">init</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="update(byte[], int, int)"><!-- --></A><H3>
update</H3>
<PRE>
public void <B>update</B>(byte[]&nbsp;inbuf,
                   int&nbsp;offset,
                   int&nbsp;length)
            throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>updates data to be encrypted.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#update(byte[], int, int)">update</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="encrypt(byte[], int, int, byte[], int)"><!-- --></A><H3>
encrypt</H3>
<PRE>
public int <B>encrypt</B>(byte[]&nbsp;inbuff,
                   int&nbsp;offset,
                   int&nbsp;inLength,
                   byte[]&nbsp;macBuff,
                   int&nbsp;macOffset)
            throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>Encrypts the digest after updating the last buffer of data
 (may be the only buffer)
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#encrypt(byte[], int, int, byte[], int)">encrypt</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="verify(byte[], int, int, byte[], int, int)"><!-- --></A><H3>
verify</H3>
<PRE>
public boolean <B>verify</B>(byte[]&nbsp;inBuff,
                      int&nbsp;inOffset,
                      int&nbsp;inLength,
                      byte[]&nbsp;macBuff,
                      int&nbsp;macOffset,
                      int&nbsp;macLength)
               throws <A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></PRE>
<DL>
<DD>Verifies a MAC for last/only inBuff against
 the signature in sigBuff. One can use update as with
 encrypt().
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../jxta/security/mac/MAC.html#verify(byte[], int, int, byte[], int, int)">verify</A></CODE> in interface <CODE><A HREF="../../../../jxta/security/mac/MAC.html" title="interface in jxta.security.mac">MAC</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../jxta/security/exceptions/CryptoException.html" title="class in jxta.security.exceptions">CryptoException</A></CODE></DL>
</DD>
</DL>
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