Rename XXX_SINGLE_CIPHERSUITE -> XXX_CONF_SINGLE_CIPHERSUITE

This is in line with the other configurations options used
to hardcoded aspects of the SSL configuration.
diff --git a/library/ssl_ciphersuites.c b/library/ssl_ciphersuites.c
index d37d7a2..58e9179 100644
--- a/library/ssl_ciphersuites.c
+++ b/library/ssl_ciphersuites.c
@@ -54,7 +54,7 @@
  */
 static const int ciphersuite_preference[] =
 {
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 #if defined(MBEDTLS_SSL_CIPHERSUITES)
     MBEDTLS_SSL_CIPHERSUITES,
 #else
@@ -312,13 +312,13 @@
     MBEDTLS_TLS_PSK_WITH_NULL_SHA,
 
 #endif /* MBEDTLS_SSL_CIPHERSUITES */
-#else /* !MBEDTLS_SSL_SINGLE_CIPHERSUITE */
-    MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_SINGLE_CIPHERSUITE ),
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#else /* !MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
+    MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE ),
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
     0
 };
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 static const mbedtls_ssl_ciphersuite_t ciphersuite_definitions[] =
 {
 #if defined(MBEDTLS_CHACHAPOLY_C) && \
@@ -2171,9 +2171,9 @@
       MBEDTLS_CIPHER_NONE, MBEDTLS_MD_NONE, MBEDTLS_KEY_EXCHANGE_NONE,
       0, 0, 0, 0, 0 }
 };
-#endif /* !MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* !MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
-#if defined(MBEDTLS_SSL_CIPHERSUITES) || defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if defined(MBEDTLS_SSL_CIPHERSUITES) || defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 const int *mbedtls_ssl_list_ciphersuites( void )
 {
     return( ciphersuite_preference );
@@ -2232,9 +2232,9 @@
 
     return( supported_ciphersuites );
 }
-#endif /* !( MBEDTLS_SSL_CIPHERSUITES || MBEDTLS_SSL_SINGLE_CIPHERSUITE ) */
+#endif /* !( MBEDTLS_SSL_CIPHERSUITES || MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE ) */
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 mbedtls_ssl_ciphersuite_handle_t mbedtls_ssl_ciphersuite_from_string(
                                                 const char *ciphersuite_name )
 {
@@ -2293,13 +2293,13 @@
     return( cur->id );
 }
 
-#else /* !MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#else /* !MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 mbedtls_ssl_ciphersuite_handle_t mbedtls_ssl_ciphersuite_from_string(
                                                 const char *ciphersuite_name )
 {
     static const char * const single_suite_name =
-        MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_SINGLE_CIPHERSUITE );
+        MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE );
 
     if( strcmp( ciphersuite_name, single_suite_name ) == 0 )
         return( MBEDTLS_SSL_CIPHERSUITE_UNIQUE_VALID_HANDLE );
@@ -2310,7 +2310,7 @@
 mbedtls_ssl_ciphersuite_handle_t mbedtls_ssl_ciphersuite_from_id( int ciphersuite )
 {
     static const int single_suite_id =
-        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_SINGLE_CIPHERSUITE );
+        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE );
 
     if( ciphersuite == single_suite_id )
         return( MBEDTLS_SSL_CIPHERSUITE_UNIQUE_VALID_HANDLE );
@@ -2321,10 +2321,10 @@
 const char *mbedtls_ssl_get_ciphersuite_name( const int ciphersuite_id )
 {
     static const int single_suite_id =
-        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_SINGLE_CIPHERSUITE );
+        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE );
 
     if( ciphersuite_id == single_suite_id )
-        return( MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_SINGLE_CIPHERSUITE ) );
+        return( MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE ) );
 
     return( NULL );
 }
@@ -2332,15 +2332,15 @@
 int mbedtls_ssl_get_ciphersuite_id( const char *ciphersuite_name )
 {
     static const char * const single_suite_name =
-        MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_SINGLE_CIPHERSUITE );
+        MBEDTLS_SSL_SUITE_NAME( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE );
 
     if( strcmp( ciphersuite_name, single_suite_name ) == 0 )
-        return( MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_SINGLE_CIPHERSUITE ) );
+        return( MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE ) );
 
     return( 0 );
 }
 
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 #if defined(MBEDTLS_PK_C)
 mbedtls_pk_type_t mbedtls_ssl_get_ciphersuite_sig_pk_alg( mbedtls_ssl_ciphersuite_handle_t info )
diff --git a/library/ssl_cli.c b/library/ssl_cli.c
index f4d51dc..8774003 100644
--- a/library/ssl_cli.c
+++ b/library/ssl_cli.c
@@ -1816,7 +1816,7 @@
      * Initialize update checksum functions
      */
     server_suite_info = mbedtls_ssl_ciphersuite_from_id( i );
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     ssl->handshake->ciphersuite_info = server_suite_info;
 #endif
     if( server_suite_info == MBEDTLS_SSL_CIPHERSUITE_INVALID_HANDLE )
@@ -1874,9 +1874,9 @@
 #if defined(MBEDTLS_HAVE_TIME)
         ssl->session_negotiate->start = mbedtls_time( NULL );
 #endif
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
         ssl->session_negotiate->ciphersuite = i;
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
         ssl->session_negotiate->compression = comp;
         ssl->session_negotiate->id_len = n;
         memcpy( ssl->session_negotiate->id, buf + 35, n );
diff --git a/library/ssl_srv.c b/library/ssl_srv.c
index a97bc3a..4ebd834 100644
--- a/library/ssl_srv.c
+++ b/library/ssl_srv.c
@@ -1037,7 +1037,7 @@
     size_t n;
     unsigned int ciph_len, sess_len, chal_len;
     unsigned char *buf, *p;
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     mbedtls_ssl_ciphersuite_handle_t ciphersuite_info;
 #endif
 
@@ -1258,7 +1258,7 @@
 
             if( ssl_ciphersuite_is_match( ssl, cur_info, NULL ) )
             {
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
                 ciphersuite_info = cur_info;
 #endif
                 goto have_ciphersuite_v2;
@@ -1293,7 +1293,7 @@
 
 have_ciphersuite_v2:
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     ssl->session_negotiate->ciphersuite =
         mbedtls_ssl_suite_get_id( ciphersuite_info );
     ssl->handshake->ciphersuite_info = ciphersuite_info;
@@ -1346,7 +1346,7 @@
 #endif
     int handshake_failure = 0;
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     mbedtls_ssl_ciphersuite_handle_t ciphersuite_info;
 #endif
     int major, minor;
@@ -2182,9 +2182,9 @@
             if( ssl_ciphersuite_is_match( ssl, cur_info,
                                           acceptable_ec_grp_ids) )
             {
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
                 ciphersuite_info = cur_info;
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
                 goto have_ciphersuite;
             }
 
@@ -2221,11 +2221,11 @@
 
 have_ciphersuite:
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     ssl->session_negotiate->ciphersuite =
         mbedtls_ssl_suite_get_id( ciphersuite_info );
     ssl->handshake->ciphersuite_info = ciphersuite_info;
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
     MBEDTLS_SSL_DEBUG_MSG( 2, ( "selected ciphersuite: %s",
         mbedtls_ssl_get_ciphersuite_name(
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index ab48cc4..e63c688 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -8323,7 +8323,7 @@
 }
 #endif /* MBEDTLS_SSL_CLI_C && !MBEDTLS_SSL_NO_SESSION_RESUMPTION */
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 void mbedtls_ssl_conf_ciphersuites( mbedtls_ssl_config *conf,
                                    const int *ciphersuites )
 {
@@ -8345,7 +8345,7 @@
 
     conf->ciphersuite_list[minor] = ciphersuites;
 }
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C)
 void mbedtls_ssl_conf_cert_profile( mbedtls_ssl_config *conf,
@@ -9591,11 +9591,11 @@
     ciphersuite = ( p[0] << 8 ) | p[1];
     p += 2;
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
     session->ciphersuite = ciphersuite;
 #else
     if( ciphersuite !=
-        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_SINGLE_CIPHERSUITE ) )
+        MBEDTLS_SSL_SUITE_ID( MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE ) )
     {
         return( MBEDTLS_ERR_SSL_VERSION_MISMATCH );
     }
@@ -10822,13 +10822,13 @@
 };
 #endif
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
 static int ssl_preset_suiteb_ciphersuites[] = {
     MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
     MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
     0
 };
-#endif /* !MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* !MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 #if defined(MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED)
 static int ssl_preset_suiteb_hashes[] = {
@@ -10964,13 +10964,13 @@
             conf->max_major_ver = MBEDTLS_SSL_MAX_MAJOR_VERSION;
             conf->max_minor_ver = MBEDTLS_SSL_MAX_MINOR_VERSION;
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_0] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_1] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_2] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_3] =
                                    ssl_preset_suiteb_ciphersuites;
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C)
             conf->cert_profile = &mbedtls_x509_crt_profile_suiteb;
@@ -11005,13 +11005,13 @@
                 conf->min_minor_ver = MBEDTLS_SSL_MINOR_VERSION_2;
 #endif
 
-#if !defined(MBEDTLS_SSL_SINGLE_CIPHERSUITE)
+#if !defined(MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE)
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_0] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_1] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_2] =
             conf->ciphersuite_list[MBEDTLS_SSL_MINOR_VERSION_3] =
                                    mbedtls_ssl_list_ciphersuites();
-#endif /* MBEDTLS_SSL_SINGLE_CIPHERSUITE */
+#endif /* MBEDTLS_SSL_CONF_SINGLE_CIPHERSUITE */
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C)
             conf->cert_profile = &mbedtls_x509_crt_profile_default;