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102 lines
2.6 KiB
102 lines
2.6 KiB
/** |
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* Javascript implementation of a basic Public Key Infrastructure, including |
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* support for RSA public and private keys. |
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* |
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* @author Dave Longley |
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* |
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* Copyright (c) 2010-2013 Digital Bazaar, Inc. |
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*/ |
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var forge = require('./forge'); |
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require('./asn1'); |
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require('./oids'); |
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require('./pbe'); |
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require('./pem'); |
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require('./pbkdf2'); |
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require('./pkcs12'); |
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require('./pss'); |
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require('./rsa'); |
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require('./util'); |
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require('./x509'); |
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// shortcut for asn.1 API |
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var asn1 = forge.asn1; |
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/* Public Key Infrastructure (PKI) implementation. */ |
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var pki = module.exports = forge.pki = forge.pki || {}; |
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/** |
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* NOTE: THIS METHOD IS DEPRECATED. Use pem.decode() instead. |
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* |
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* Converts PEM-formatted data to DER. |
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* |
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* @param pem the PEM-formatted data. |
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* |
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* @return the DER-formatted data. |
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*/ |
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pki.pemToDer = function(pem) { |
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var msg = forge.pem.decode(pem)[0]; |
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if(msg.procType && msg.procType.type === 'ENCRYPTED') { |
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throw new Error('Could not convert PEM to DER; PEM is encrypted.'); |
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} |
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return forge.util.createBuffer(msg.body); |
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}; |
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/** |
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* Converts an RSA private key from PEM format. |
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* |
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* @param pem the PEM-formatted private key. |
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* |
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* @return the private key. |
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*/ |
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pki.privateKeyFromPem = function(pem) { |
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var msg = forge.pem.decode(pem)[0]; |
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if(msg.type !== 'PRIVATE KEY' && msg.type !== 'RSA PRIVATE KEY') { |
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var error = new Error('Could not convert private key from PEM; PEM ' + |
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'header type is not "PRIVATE KEY" or "RSA PRIVATE KEY".'); |
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error.headerType = msg.type; |
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throw error; |
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} |
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if(msg.procType && msg.procType.type === 'ENCRYPTED') { |
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throw new Error('Could not convert private key from PEM; PEM is encrypted.'); |
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} |
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// convert DER to ASN.1 object |
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var obj = asn1.fromDer(msg.body); |
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return pki.privateKeyFromAsn1(obj); |
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}; |
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/** |
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* Converts an RSA private key to PEM format. |
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* |
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* @param key the private key. |
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* @param maxline the maximum characters per line, defaults to 64. |
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* |
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* @return the PEM-formatted private key. |
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*/ |
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pki.privateKeyToPem = function(key, maxline) { |
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// convert to ASN.1, then DER, then PEM-encode |
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var msg = { |
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type: 'RSA PRIVATE KEY', |
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body: asn1.toDer(pki.privateKeyToAsn1(key)).getBytes() |
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}; |
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return forge.pem.encode(msg, {maxline: maxline}); |
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}; |
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/** |
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* Converts a PrivateKeyInfo to PEM format. |
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* |
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* @param pki the PrivateKeyInfo. |
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* @param maxline the maximum characters per line, defaults to 64. |
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* |
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* @return the PEM-formatted private key. |
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*/ |
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pki.privateKeyInfoToPem = function(pki, maxline) { |
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// convert to DER, then PEM-encode |
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var msg = { |
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type: 'PRIVATE KEY', |
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body: asn1.toDer(pki).getBytes() |
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}; |
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return forge.pem.encode(msg, {maxline: maxline}); |
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};
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