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app_vue/node_modules/node-forge/lib/pki.js

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