Add very basic PKCS#1 support and RSA key examples.

defs.js

@@ -127,6 +127,7 @@ Defs.RFC = rfc;
 Defs.commonTypes = [
     [ 'X.509 certificate', '1.3.6.1.5.5.7.0.18', 'Certificate' ], 
     [ 'CMS / PKCS#7 envelope', '1.2.840.113549.1.9.16.0.14', 'ContentInfo' ],
+    [ 'PKCS#1 RSA private key', '1.2.840.113549.1.1.0.1', 'RSAPrivateKey' ],
     [ 'PKCS#8 encrypted private key', '1.2.840.113549.1.8.1.1', 'EncryptedPrivateKeyInfo' ],
     [ 'PKCS#8 private key', '1.2.840.113549.1.8.1.1', 'PrivateKeyInfo' ],
     [ 'PKCS#10 certification request', '1.2.840.113549.1.10.1.1', 'CertificationRequest' ],

examples/pkcs1.pem

@@ -0,0 +1,18 @@
+PKCS#1 RSA key
+$ openssl genrsa -out examples/pkcs8-rsa.pem 1024
+$ openssl rsa -in examples/pkcs8-rsa.pem -out examples/pkcs1.pem -traditional
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----

examples/pkcs8-rsa.pem

@@ -0,0 +1,18 @@
+PKCS#8 RSA key
+$ openssl genrsa -out examples/pkcs8-rsa.pem 1024
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----

index.html

@@ -46,6 +46,8 @@ <h1>ASN.1 JavaScript decoder</h1>
             <option value="sig-rsa1024-sha1.p7s">PKCS#7/CMS detached signature (old)</option>
             <option value="letsencrypt-x3.cer">X.509 certificate: Let's Encrypt X3</option>
             <option value="ed25519.cer">X.509 certificate: ed25519 (RFC 8410)</option>
+            <option value="pkcs1.pem">PKCS#1 RSA key (RFC 8017)</option>
+            <option value="pkcs8-rsa.pem">PKCS#8 RSA key (RFC 5208)</option>
             <option value="pkcs10.pem">PKCS#10 certification request (RFC 2986)</option>
             <option value="cmpv2.b64">CMP PKI message (RFC 4210)</option>
           </select>

parseRFC.js

@@ -45,6 +45,17 @@ const
         4210: [
             [ /^\s+-- .*\r?\n/mg, '' ], // comments
         ],
+        8017: [ // this RFC uses a lot of currently unsupported syntax
+            [ /ALGORITHM-IDENTIFIER ::= CLASS[^-]+--/, '--' ],
+            [ /\n +\S+ +ALGORITHM-IDENTIFIER[^\n]+(\n      [^\n]+)+\n   [}]/g, '' ],
+            [ /AlgorithmIdentifier [{] ALGORITHM-IDENTIFIER:InfoObjectSet [}] ::=(\n      [^\n]+)+\n   [}]/, 'AlgorithmIdentifier ::= ANY'],
+            [ /algorithm +id-[^,\n]+,/g, 'algorithm ANY,' ],
+            [ / (sha1    HashAlgorithm|mgf1SHA1    MaskGenAlgorithm|pSpecifiedEmpty    PSourceAlgorithm|rSAES-OAEP-Default-Identifier    RSAES-AlgorithmIdentifier|rSASSA-PSS-Default-Identifier    RSASSA-AlgorithmIdentifier) ::= [{](\n(      [^\n]+)?)+\n   [}]/g, '' ],
+            [ / ::= AlgorithmIdentifier [{]\s+[{][^}]+[}]\s+[}]/g, ' ::= AlgorithmIdentifier' ],
+            [ /OCTET STRING[(]SIZE[(]0..MAX[)][)]/g, 'OCTET STRING' ],
+            [ /emptyString    EncodingParameters ::= ''H/g, '' ],
+            [ /[(]CONSTRAINED BY[^)]+[)]/g, '' ],
+        ],
     };
 
 // const reWhitespace = /(?:\s|--(?:[}-]?[^\n}-])*(?:\n|--))*/y;
@@ -349,8 +360,11 @@ class Parser {
                 } else {
                     if (id in currentMod.values) // defined in local module
                         val = currentMod.values[id].value;
-                    else
+                    else try {
                         val = searchImportedValue(id);
+                    } catch (e) {
+                        this.exception(e.message);
+                    }
                 }
             }
             if (v.length) v += '.';