* testsuite/rsa-test.c (test_main): Use test_rsa_sha256.

* testsuite/testutils.c (test_rsa_sha256): New function.

Rev: src/nettle/testsuite/rsa-test.c:1.8
Rev: src/nettle/testsuite/testutils.c:1.30
Rev: src/nettle/testsuite/testutils.h:1.25

src/nettle/testsuite/rsa-test.c

@@ -39,6 +39,16 @@ test_main(void)
 
   test_rsa_sha1(&pub, &key, expected);
 
+  mpz_set_str(expected,
+	      "13f9e43f7a401a73" "0a74985c01520d76" "bf5f2e2dff91e93b"
+	      "9267d8c388d6937b" "d4bc6f1fa31618a9" "b5e3a1a875af72f5"
+	      "0e805dbfebdf4348" "7d49763f0b365e78" "d2c0ea8fb3785897"
+	      "782289a58f998907" "248c9cdf2c643d7e" "6ba6b55026227773"
+	      "6f19caa69c4fc6d7" "7e2e5d4cd6b7a82b" "900d201ffd000448"
+	      "685e5a4f3e", 16);
+
+  test_rsa_sha256(&pub, &key, expected);
+  
   /* 777-bit key, generated by
    *
    *   lsh-keygen -a rsa -l 777 -f advanced-hex
@@ -147,6 +157,15 @@ test_main(void)
 
   test_rsa_sha1(&pub, &key, expected);
 
+  mpz_set_str(expected,
+	      "d759bb28b4d249a2" "f8b67bdbb1ab7f50" "c88712fbcabc2956"
+	      "1ec6ca3f8fdafe7a" "38433d7da287b8f7" "87857274c1640b2b"
+	      "e652cd89c501d570" "3980a0af5c6bb60c" "f84feab25b099d06"
+	      "e2519accb73dac43" "fb8bdad28835f3bd" "84c43678fe2ef41f"
+	      "af", 16);
+
+  test_rsa_sha256(&pub, &key, expected);
+
   rsa_private_key_clear(&key);
   rsa_public_key_clear(&pub);
   mpz_clear(expected);

src/nettle/testsuite/testutils.c

@@ -624,6 +624,49 @@ test_rsa_sha1(struct rsa_public_key *pub,
   mpz_clear(signature);
 }
 
+void
+test_rsa_sha256(struct rsa_public_key *pub,
+	     struct rsa_private_key *key,
+	     mpz_t expected)
+{
+  struct sha256_ctx sha256;
+  mpz_t signature;
+
+  sha256_init(&sha256);
+  mpz_init(signature);
+
+  SIGN(key, sha256, "The magic words are squeamish ossifrage", signature);
+
+  if (verbose)
+    {
+      fprintf(stderr, "rsa-sha256 signature: ");
+      mpz_out_str(stderr, 16, signature);
+      fprintf(stderr, "\n");
+    }
+
+  if (mpz_cmp(signature, expected))
+    FAIL();
+  
+  /* Try bad data */
+  if (VERIFY(pub, sha256,
+	     "The magick words are squeamish ossifrage", signature))
+    FAIL();
+
+  /* Try correct data */
+  if (!VERIFY(pub, sha256,
+	      "The magic words are squeamish ossifrage", signature))
+    FAIL();
+
+  /* Try bad signature */
+  mpz_togglebit(signature, 17);
+
+  if (VERIFY(pub, sha256,
+	     "The magic words are squeamish ossifrage", signature))
+    FAIL();
+
+  mpz_clear(signature);
+}
+
 #undef SIGN
 #undef VERIFY
 

src/nettle/testsuite/testutils.h

@@ -117,6 +117,11 @@ test_rsa_sha1(struct rsa_public_key *pub,
 	      struct rsa_private_key *key,
 	      mpz_t expected);
 
+void
+test_rsa_sha256(struct rsa_public_key *pub,
+		struct rsa_private_key *key,
+		mpz_t expected);
+
 void
 test_rsa_key(struct rsa_public_key *pub,
 	     struct rsa_private_key *key);