Add missing variable length cipher flag for Blowfish.

Only use trust settings if either trust or reject settings
are present, otherwise use compatibility mode. This stops
root CAs being rejected if they have alias of keyid set.

CHANGES

@@ -11,6 +11,13 @@
          *) applies to 0.9.6a (/0.9.6b) and 0.9.7
          +) applies to 0.9.7 only
 
+  *) Fix for compatibility mode trust settings: ignore trust settings
+     unless some valid trust or reject settings are present.
+     [Steve Henson]
+
+  *) Fix for blowfish EVP: its a variable length cipher.
+     [Steve Henson]
+
   +) Increase ENTROPY_NEEDED to 32 bytes, as Rijndael can operate with
      256 bit (=32 byte) keys. Of course seeding with more entropy bytes
      than this minimum value is recommended.
@@ -97,7 +104,7 @@
      ENGINE structure.
      [Geoff]
 
-  +) Fix various bugs related to DSA S/MIME verification. Handle missing
+  *) Fix various bugs related to DSA S/MIME verification. Handle missing
      parameters in DSA public key structures and return an error in the
      DSA routines if parameters are absent.
      [Steve Henson]

crypto/evp/e_bf.c

@@ -67,7 +67,7 @@ static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
 		       const unsigned char *iv, int enc);
 
 IMPLEMENT_BLOCK_CIPHER(bf, bf_ks, BF, bf_ks, NID_bf, 8, 16, 8,
-			0, bf_init_key, NULL, 
+			EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL, 
 			EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
 	
 static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,

crypto/x509/x509_trs.c

@@ -241,7 +241,8 @@ int X509_TRUST_get_trust(X509_TRUST *xp)
 
 static int trust_1oidany(X509_TRUST *trust, X509 *x, int flags)
 {
-	if(x->aux) return obj_trust(trust->arg1, x, flags);
+	if(x->aux && (x->aux->trust || x->aux->reject))
+		return obj_trust(trust->arg1, x, flags);
 	/* we don't have any trust settings: for compatibility
 	 * we return trusted if it is self signed
 	 */