add Suite B 128 bit mode offering only combination 2
authorDr. Stephen Henson <steve@openssl.org>
Sat, 24 Nov 2012 00:59:51 +0000 (00:59 +0000)
committerDr. Stephen Henson <steve@openssl.org>
Sat, 24 Nov 2012 00:59:51 +0000 (00:59 +0000)
ssl/ssl_ciph.c

index fbd0c21..084e8bb 100644 (file)
@@ -1354,11 +1354,16 @@ static int ssl_cipher_process_rulestr(const char *rule_str,
 static int check_suiteb_cipher_list(const SSL_METHOD *meth, CERT *c,
                                        const char **prule_str)
        {
-       unsigned int suiteb_flags = 0;
+       unsigned int suiteb_flags = 0, suiteb_comb2 = 0;
        if (!strcmp(*prule_str, "SUITEB128"))
                suiteb_flags = SSL_CERT_FLAG_SUITEB_128_LOS;
        else if (!strcmp(*prule_str, "SUITEB128ONLY"))
                suiteb_flags = SSL_CERT_FLAG_SUITEB_128_LOS_ONLY;
+       else if (!strcmp(*prule_str, "SUITEB128C2"))
+               {
+               suiteb_comb2 = 1;
+               suiteb_flags = SSL_CERT_FLAG_SUITEB_128_LOS;
+               }
        else if (!strcmp(*prule_str, "SUITEB192"))
                suiteb_flags = SSL_CERT_FLAG_SUITEB_192_LOS;
 
@@ -1377,7 +1382,10 @@ static int check_suiteb_cipher_list(const SSL_METHOD *meth, CERT *c,
        switch(suiteb_flags)
                {
        case SSL_CERT_FLAG_SUITEB_128_LOS:
-               *prule_str = "ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384";
+               if (suiteb_comb2)
+                       *prule_str = "ECDHE-ECDSA-AES256-GCM-SHA384";
+               else
+                       *prule_str = "ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384";
                break;
        case SSL_CERT_FLAG_SUITEB_128_LOS_ONLY:
                *prule_str = "ECDHE-ECDSA-AES128-GCM-SHA256";