Add ECDHE_PSK ciphersuites

include/polarssl/config.h

@@ -193,6 +193,9 @@
  *      TLS_RSA_PSK_WITH_NULL
  *      TLS_RSA_PSK_WITH_NULL256
  *      TLS_RSA_PSK_WITH_NULL384
+ *      TLS_ECDHE_PSK_WITH_NULL_SHA
+ *      TLS_ECDHE_PSK_WITH_NULL_SHA256
+ *      TLS_ECDHE_PSK_WITH_NULL_SHA384
  *
  * Uncomment this macro to enable the NULL cipher and ciphersuites
 #define POLARSSL_CIPHER_NULL_CIPHER
@@ -289,6 +292,14 @@
  *
  * This enables the following ciphersuites (if other requisites are
  * enabled as well):
+ *      TLS_ECDHE_PSK_WITH_RC4_128_SHA
+ *      TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA
+ *      TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA
+ *      TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA
+ *      TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256
+ *      TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384
+ *      TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256
+ *      TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384
  */
 #define POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED
 

include/polarssl/ssl_ciphersuites.h

@@ -144,6 +144,16 @@ extern "C" {
 #define TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256    0xC02F /**< TLS 1.2 */
 #define TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384    0xC030 /**< TLS 1.2 */
 
+#define TLS_ECDHE_PSK_WITH_RC4_128_SHA           0xC033 /**< Not in SSL3! */
+#define TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA      0xC034 /**< Not in SSL3! */
+#define TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA       0xC035 /**< Not in SSL3! */
+#define TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA       0xC036 /**< Not in SSL3! */
+#define TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256    0xC037 /**< TLS 1.2 */
+#define TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384    0xC038 /**< TLS 1.2 */
+#define TLS_ECDHE_PSK_WITH_NULL_SHA              0xC039 /**< Weak! No SSL3! */
+#define TLS_ECDHE_PSK_WITH_NULL_SHA256           0xC03A /**< Weak! TLS 1.2 */
+#define TLS_ECDHE_PSK_WITH_NULL_SHA384           0xC03B /**< Weak! TLS 1.2 */
+
 #define TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 0xC072 /**< TLS 1.2 */
 #define TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 0xC073 /**< TLS 1.2 */
 
@@ -156,6 +166,8 @@ extern "C" {
 #define TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384   0xC097 /**< TLS 1.2 */
 #define TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256   0xC098 /**< TLS 1.2 */
 #define TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384   0xC099 /**< TLS 1.2 */
+#define TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 0xC09A /**< TLS 1.2 */
+#define TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 0xC09B /**< TLS 1.2 */
 
 typedef enum {
     POLARSSL_KEY_EXCHANGE_NONE = 0,

library/ssl_ciphersuites.c

@@ -73,7 +73,7 @@ static const int ciphersuite_preference[] =
     TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256,
     TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA,
 
-    /* All remaining > 128-bit ephemeral suites */
+    /* All remaining >= 128-bit ephemeral suites */
     TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA,
     TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
     TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA,
@@ -81,6 +81,14 @@ static const int ciphersuite_preference[] =
     TLS_ECDHE_RSA_WITH_RC4_128_SHA,
 
     /* The PSK ephemeral suites */
+    TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384,
+    TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA,
+    TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384,
+    TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256,
+    TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA,
+    TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256,
+    TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA,
+    TLS_ECDHE_PSK_WITH_RC4_128_SHA,
     TLS_DHE_PSK_WITH_AES_256_CBC_SHA384,
     TLS_DHE_PSK_WITH_AES_256_CBC_SHA,
     TLS_DHE_PSK_WITH_AES_256_GCM_SHA384,
@@ -110,7 +118,7 @@ static const int ciphersuite_preference[] =
     TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256,
     TLS_RSA_WITH_CAMELLIA_128_CBC_SHA,
 
-    /* All remaining > 128-bit suites */
+    /* All remaining >= 128-bit suites */
     TLS_RSA_WITH_3DES_EDE_CBC_SHA,
     TLS_RSA_WITH_RC4_128_SHA,
     TLS_RSA_WITH_RC4_128_MD5,
@@ -139,23 +147,28 @@ static const int ciphersuite_preference[] =
     TLS_PSK_WITH_3DES_EDE_CBC_SHA,
     TLS_PSK_WITH_RC4_128_SHA,
 
-    /* Weak or NULL suites */
+    /* Weak suites */
     TLS_DHE_RSA_WITH_DES_CBC_SHA,
     TLS_RSA_WITH_DES_CBC_SHA,
+
+    /* NULL suites */
     TLS_ECDHE_ECDSA_WITH_NULL_SHA,
     TLS_ECDHE_RSA_WITH_NULL_SHA,
-    TLS_RSA_WITH_NULL_SHA256,
+    TLS_ECDHE_PSK_WITH_NULL_SHA384,
-    TLS_RSA_WITH_NULL_SHA,
+    TLS_ECDHE_PSK_WITH_NULL_SHA256,
-    TLS_RSA_WITH_NULL_MD5,
+    TLS_ECDHE_PSK_WITH_NULL_SHA,
-    TLS_PSK_WITH_NULL_SHA384,
-    TLS_PSK_WITH_NULL_SHA256,
-    TLS_PSK_WITH_NULL_SHA,
     TLS_DHE_PSK_WITH_NULL_SHA384,
     TLS_DHE_PSK_WITH_NULL_SHA256,
     TLS_DHE_PSK_WITH_NULL_SHA,
+    TLS_RSA_WITH_NULL_SHA256,
+    TLS_RSA_WITH_NULL_SHA,
+    TLS_RSA_WITH_NULL_MD5,
     TLS_RSA_PSK_WITH_NULL_SHA384,
     TLS_RSA_PSK_WITH_NULL_SHA256,
     TLS_RSA_PSK_WITH_NULL_SHA,
+    TLS_PSK_WITH_NULL_SHA384,
+    TLS_PSK_WITH_NULL_SHA256,
+    TLS_PSK_WITH_NULL_SHA,
 
     0
 };
@@ -728,6 +741,79 @@ static const ssl_ciphersuite_t ciphersuite_definitions[] =
 #endif /* POLARSSL_ARC4_C */
 #endif /* POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED */
 
+#if defined(POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
+#if defined(POLARSSL_AES_C)
+
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+#if defined(POLARSSL_SHA256_C)
+    { TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256, "TLS-ECDHE-PSK-WITH-AES-128-CBC-SHA256",
+      POLARSSL_CIPHER_AES_128_CBC, POLARSSL_MD_SHA256, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_SHA256_C */
+
+#if defined(POLARSSL_SHA512_C)
+    { TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384, "TLS-ECDHE-PSK-WITH-AES-256-CBC-SHA384",
+      POLARSSL_CIPHER_AES_256_CBC, POLARSSL_MD_SHA384, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_SHA512_C */
+
+    { TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA, "TLS-ECDHE-PSK-WITH-AES-128-CBC-SHA",
+      POLARSSL_CIPHER_AES_128_CBC, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_0,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+
+    { TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA, "TLS-ECDHE-PSK-WITH-AES-256-CBC-SHA",
+      POLARSSL_CIPHER_AES_256_CBC, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_0,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+#endif /* POLARSSL_AES_C */
+
+#if defined(POLARSSL_CAMELLIA_C)
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+#if defined(POLARSSL_SHA256_C)
+    { TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256, "TLS-ECDHE-PSK-WITH-CAMELLIA-128-CBC-SHA256",
+      POLARSSL_CIPHER_CAMELLIA_128_CBC, POLARSSL_MD_SHA256, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_SHA256_C */
+
+#if defined(POLARSSL_SHA512_C)
+    { TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384, "TLS-ECDHE-PSK-WITH-CAMELLIA-256-CBC-SHA384",
+      POLARSSL_CIPHER_CAMELLIA_256_CBC, POLARSSL_MD_SHA384, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_SHA512_C */
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+#endif /* POLARSSL_CAMELLIA_C */
+
+#if defined(POLARSSL_DES_C)
+#if defined(POLARSSL_CIPHER_MODE_CBC)
+    { TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA, "TLS-ECDHE-PSK-WITH-3DES-EDE-CBC-SHA",
+      POLARSSL_CIPHER_DES_EDE3_CBC, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_0,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_CIPHER_MODE_CBC */
+#endif /* POLARSSL_DES_C */
+
+#if defined(POLARSSL_ARC4_C)
+    { TLS_ECDHE_PSK_WITH_RC4_128_SHA, "TLS-ECDHE-PSK-WITH-RC4-128-SHA",
+      POLARSSL_CIPHER_ARC4_128, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_0,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      0 },
+#endif /* POLARSSL_ARC4_C */
+#endif /* POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED */
+
 #if defined(POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED)
 #if defined(POLARSSL_AES_C)
 #if defined(POLARSSL_GCM_C)
@@ -856,6 +942,30 @@ static const ssl_ciphersuite_t ciphersuite_definitions[] =
       POLARSSL_CIPHERSUITE_WEAK },
 #endif /* POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED */
 
+#if defined(POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
+    { TLS_ECDHE_PSK_WITH_NULL_SHA, "TLS-ECDHE-PSK-WITH-NULL-SHA",
+      POLARSSL_CIPHER_NULL, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_0,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      POLARSSL_CIPHERSUITE_WEAK },
+
+#if defined(POLARSSL_SHA256_C)
+    { TLS_ECDHE_PSK_WITH_NULL_SHA256, "TLS-ECDHE-PSK-WITH-NULL-SHA256",
+      POLARSSL_CIPHER_NULL, POLARSSL_MD_SHA256, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      POLARSSL_CIPHERSUITE_WEAK },
+#endif
+
+#if defined(POLARSSL_SHA512_C)
+    { TLS_ECDHE_PSK_WITH_NULL_SHA384, "TLS-ECDHE-PSK-WITH-NULL-SHA384",
+      POLARSSL_CIPHER_NULL, POLARSSL_MD_SHA384, POLARSSL_KEY_EXCHANGE_ECDHE_PSK,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      SSL_MAJOR_VERSION_3, SSL_MINOR_VERSION_3,
+      POLARSSL_CIPHERSUITE_WEAK },
+#endif
+#endif /* POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED */
+
 #if defined(POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED)
     { TLS_RSA_PSK_WITH_NULL_SHA, "TLS-RSA-PSK-WITH-NULL-SHA",
       POLARSSL_CIPHER_NULL, POLARSSL_MD_SHA1, POLARSSL_KEY_EXCHANGE_RSA_PSK,
@@ -998,6 +1108,7 @@ int ssl_ciphersuite_uses_ec( const ssl_ciphersuite_t *info )
     {
         case POLARSSL_KEY_EXCHANGE_ECDHE_RSA:
         case POLARSSL_KEY_EXCHANGE_ECDHE_ECDSA:
+        case POLARSSL_KEY_EXCHANGE_ECDHE_PSK:
             return( 1 );
 
         default: