fix(ext/crypto): decode id-RSASSA-PSS with default params

cli/tests/testdata/webcrypto/id_rsassaPss_default.pem

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----

cli/tests/testdata/webcrypto/id_rsassaPss_saltLen_30.pem

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----

cli/tests/unit/webcrypto_test.ts

@@ -379,19 +379,32 @@ unitTest(async function generateImportHmacJwk() {
 // 2048-bits publicExponent=65537
 const pkcs8TestVectors = [
   // rsaEncryption
-  "cli/tests/testdata/webcrypto/id_rsaEncryption.pem",
-  // id-RSASSA-PSS
-  "cli/tests/testdata/webcrypto/id_rsassaPss.pem",
+  { pem: "cli/tests/testdata/webcrypto/id_rsaEncryption.pem", hash: "SHA-256" },
+  // id-RSASSA-PSS (sha256)
+  // `openssl genpkey -algorithm rsa-pss -pkeyopt rsa_pss_keygen_md:sha256 -out id_rsassaPss.pem`
+  { pem: "cli/tests/testdata/webcrypto/id_rsassaPss.pem", hash: "SHA-256" },
+  // id-RSASSA-PSS (default parameters)
+  // `openssl genpkey -algorithm rsa-pss -out id_rsassaPss.pem`
+  {
+    pem: "cli/tests/testdata/webcrypto/id_rsassaPss_default.pem",
+    hash: "SHA-1",
+  },
+  // id-RSASSA-PSS (default hash)
+  // `openssl genpkey -algorithm rsa-pss -pkeyopt rsa_pss_keygen_saltlen:30 -out rsaPss_saltLen_30.pem`
+  {
+    pem: "cli/tests/testdata/webcrypto/id_rsassaPss_saltLen_30.pem",
+    hash: "SHA-1",
+  },
 ];
 
 unitTest({ permissions: { read: true } }, async function importRsaPkcs8() {
   const pemHeader = "-----BEGIN PRIVATE KEY-----";
   const pemFooter = "-----END PRIVATE KEY-----";
-  for (const keyFile of pkcs8TestVectors) {
-    const pem = await Deno.readTextFile(keyFile);
-    const pemContents = pem.substring(
+  for (const { pem, hash } of pkcs8TestVectors) {
+    const keyFile = await Deno.readTextFile(pem);
+    const pemContents = keyFile.substring(
       pemHeader.length,
-      pem.length - pemFooter.length,
+      keyFile.length - pemFooter.length,
     );
     const binaryDerString = atob(pemContents);
     const binaryDer = new Uint8Array(binaryDerString.length);
@@ -402,7 +415,7 @@ unitTest({ permissions: { read: true } }, async function importRsaPkcs8() {
     const key = await crypto.subtle.importKey(
       "pkcs8",
       binaryDer,
-      { name: "RSA-PSS", hash: "SHA-256" },
+      { name: "RSA-PSS", hash },
       true,
       ["sign"],
     );
@@ -413,7 +426,7 @@ unitTest({ permissions: { read: true } }, async function importRsaPkcs8() {
     assertEquals(key.usages, ["sign"]);
     const algorithm = key.algorithm as RsaHashedKeyAlgorithm;
     assertEquals(algorithm.name, "RSA-PSS");
-    assertEquals(algorithm.hash.name, "SHA-256");
+    assertEquals(algorithm.hash.name, hash);
     assertEquals(algorithm.modulusLength, 2048);
     assertEquals(algorithm.publicExponent, new Uint8Array([1, 0, 1]));
   }

ext/crypto/lib.rs

@@ -874,6 +874,38 @@ const MASK_GEN_ALGORITHM_TAG: rsa::pkcs8::der::TagNumber =
 const SALT_LENGTH_TAG: rsa::pkcs8::der::TagNumber =
   rsa::pkcs8::der::TagNumber::new(2);
 
+lazy_static! {
+  // Default HashAlgorithm for RSASSA-PSS-params (sha1)
+  //
+  // sha1 HashAlgorithm ::= {
+  //   algorithm   id-sha1,
+  //   parameters  SHA1Parameters : NULL
+  // }
+  //
+  // SHA1Parameters ::= NULL
+  static ref SHA1_HASH_ALGORITHM: rsa::pkcs8::AlgorithmIdentifier<'static> = rsa::pkcs8::AlgorithmIdentifier {
+    // id-sha1
+    oid: ID_SHA1_OID,
+    // NULL
+    parameters: Some(asn1::Any::from(asn1::Null)),
+  };
+
+  // TODO(@littledivy): `pkcs8` should provide AlgorithmIdentifier to Any conversion.
+  static ref ENCODED_SHA1_HASH_ALGORITHM: Vec<u8> = SHA1_HASH_ALGORITHM.to_vec().unwrap();
+  // Default MaskGenAlgrithm for RSASSA-PSS-params (mgf1SHA1)
+  //
+  // mgf1SHA1 MaskGenAlgorithm ::= {
+  //   algorithm   id-mgf1,
+  //   parameters  HashAlgorithm : sha1
+  // }
+  static ref MGF1_SHA1_MASK_ALGORITHM: rsa::pkcs8::AlgorithmIdentifier<'static> = rsa::pkcs8::AlgorithmIdentifier {
+    // id-mgf1
+    oid: ID_MFG1,
+    // sha1
+    parameters: Some(asn1::Any::from_der(&ENCODED_SHA1_HASH_ALGORITHM).unwrap()),
+  };
+}
+
 impl<'a> TryFrom<rsa::pkcs8::der::asn1::Any<'a>>
   for PssPrivateKeyParameters<'a>
 {
@@ -887,13 +919,13 @@ impl<'a> TryFrom<rsa::pkcs8::der::asn1::Any<'a>>
         .context_specific(HASH_ALGORITHM_TAG)?
         .map(TryInto::try_into)
         .transpose()?
-        .unwrap();
+        .unwrap_or(*SHA1_HASH_ALGORITHM);
 
       let mask_gen_algorithm = decoder
         .context_specific(MASK_GEN_ALGORITHM_TAG)?
         .map(TryInto::try_into)
         .transpose()?
-        .unwrap();
+        .unwrap_or(*MGF1_SHA1_MASK_ALGORITHM);
 
       let salt_length = decoder
         .context_specific(SALT_LENGTH_TAG)?