Package com.trilead.ssh2.crypto
Class PEMDecoder
- java.lang.Object
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- com.trilead.ssh2.crypto.PEMDecoder
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public class PEMDecoder extends java.lang.Object
PEM Support.- Version:
- $Id: PEMDecoder.java,v 1.2 2008/04/01 12:38:09 cplattne Exp $
- Author:
- Christian Plattner, plattner@trilead.com
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Constructor Summary
Constructors Constructor Description PEMDecoder()
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Method Summary
All Methods Static Methods Concrete Methods Deprecated Methods Modifier and Type Method Description static java.lang.Object
decode(char[] pem, java.lang.String password)
Deprecated.use PEMDecoder.decodeKeyPairstatic java.security.KeyPair
decodeKeyPair(char[] pem, java.lang.String password)
Extract a key pair from a PEM file.static void
decryptPEM(PEMStructure ps, java.lang.String password)
Decrypt a key in a PEMStructure and store the unencrypted key decrypted in the PEMStructure.static byte[]
hexToByteArray(java.lang.String hex)
convert an hexadecimal number in a string to its bytes.static boolean
isPEMEncrypted(PEMStructure ps)
Check if a Key is encrypted.static PEMStructure
parsePEM(char[] pem)
Process a PEM file and construct a PEMStructure.
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Method Detail
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hexToByteArray
public static byte[] hexToByteArray(java.lang.String hex)
convert an hexadecimal number in a string to its bytes.- Parameters:
hex
- hexadecimal number in a string.- Returns:
- Array of bytes.
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parsePEM
public static PEMStructure parsePEM(char[] pem) throws java.io.IOException
Process a PEM file and construct a PEMStructure. It works with RSA and DSA keys.- Parameters:
pem
- PEM file content.- Returns:
- PEMStructure with the PEM file data parsed.
- Throws:
java.io.IOException
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decryptPEM
public static void decryptPEM(PEMStructure ps, java.lang.String password) throws java.io.IOException
Decrypt a key in a PEMStructure and store the unencrypted key decrypted in the PEMStructure.- Parameters:
ps
- PEMStructure structure to load the PEM data.password
- password to decrypt the Key.- Throws:
java.io.IOException
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isPEMEncrypted
public static boolean isPEMEncrypted(PEMStructure ps) throws java.io.IOException
Check if a Key is encrypted.- Parameters:
ps
- PEMStructure structure to load the PEM data.- Returns:
- true if it is encrypted.
- Throws:
java.io.IOException
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decode
@Deprecated public static java.lang.Object decode(char[] pem, java.lang.String password) throws java.io.IOException
Deprecated.use PEMDecoder.decodeKeyPairreturn a RSA or a DSA Key from a PEM data.- Throws:
java.io.IOException
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decodeKeyPair
public static java.security.KeyPair decodeKeyPair(char[] pem, java.lang.String password) throws java.io.IOException
Extract a key pair from a PEM file.- Parameters:
pem
- PEMStructure structure to load the PEM data.password
- password to decrypt the Key.- Returns:
- keypair from the PEM file.
- Throws:
java.io.IOException
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