Wire ChaCha20-Poly1305 to TLS.

Reviewed-by: Richard Levitte <levitte@openssl.org>

7 files changed, 146 insertions, 1 deletions

diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index bc58b0b911..81a3ed7044 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -249,6 +249,7 @@ extern "C" {
 # define SSL_TXT_CAMELLIA128     "CAMELLIA128"
 # define SSL_TXT_CAMELLIA256     "CAMELLIA256"
 # define SSL_TXT_CAMELLIA        "CAMELLIA"
+# define SSL_TXT_CHACHA20        "CHACHA20"
 # define SSL_TXT_GOST            "GOST89"
 
 # define SSL_TXT_MD5             "MD5"
diff --git a/include/openssl/tls1.h b/include/openssl/tls1.h
index 3bbd1f107e..43a658d52b 100644
--- a/include/openssl/tls1.h
+++ b/include/openssl/tls1.h
@@ -652,6 +652,15 @@ SSL_CTX_callback_ctrl(ssl,SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB,(void (*)(void))cb)
 # define TLS1_CK_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256   0x0300C09A
 # define TLS1_CK_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384   0x0300C09B
 
+/* draft-ietf-tls-chacha20-poly1305-03 */
+# define TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305         0x0300CCA8
+# define TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305       0x0300CCA9
+# define TLS1_CK_DHE_RSA_WITH_CHACHA20_POLY1305           0x0300CCAA
+# define TLS1_CK_PSK_WITH_CHACHA20_POLY1305               0x0300CCAB
+# define TLS1_CK_ECDHE_PSK_WITH_CHACHA20_POLY1305         0x0300CCAC
+# define TLS1_CK_DHE_PSK_WITH_CHACHA20_POLY1305           0x0300CCAD
+# define TLS1_CK_RSA_PSK_WITH_CHACHA20_POLY1305           0x0300CCAE
+
 /*
  * XXX Backward compatibility alert: Older versions of OpenSSL gave some DHE
  * ciphers names with "EDH" instead of "DHE".  Going forward, we should be
@@ -912,6 +921,15 @@ SSL_CTX_callback_ctrl(ssl,SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB,(void (*)(void))cb)
 # define TLS1_TXT_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256    "ECDH-RSA-CAMELLIA128-SHA256"
 # define TLS1_TXT_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384    "ECDH-RSA-CAMELLIA256-SHA384"
 
+/* draft-ietf-tls-chacha20-poly1305-03 */
+# define TLS1_TXT_ECDHE_RSA_WITH_CHACHA20_POLY1305         "ECDHE-RSA-CHACHA20-POLY1305"
+# define TLS1_TXT_ECDHE_ECDSA_WITH_CHACHA20_POLY1305       "ECDHE-ECDSA-CHACHA20-POLY1305"
+# define TLS1_TXT_DHE_RSA_WITH_CHACHA20_POLY1305           "DHE-RSA-CHACHA20-POLY1305"
+# define TLS1_TXT_PSK_WITH_CHACHA20_POLY1305               "PSK-CHACHA20-POLY1305"
+# define TLS1_TXT_ECDHE_PSK_WITH_CHACHA20_POLY1305         "ECDHE-PSK-CHACHA20-POLY1305"
+# define TLS1_TXT_DHE_PSK_WITH_CHACHA20_POLY1305           "DHE-PSK-CHACHA20-POLY1305"
+# define TLS1_TXT_RSA_PSK_WITH_CHACHA20_POLY1305           "RSA-PSK-CHACHA20-POLY1305"
+
 # define TLS_CT_RSA_SIGN                 1
 # define TLS_CT_DSS_SIGN                 2
 # define TLS_CT_RSA_FIXED_DH             3
diff --git a/ssl/s3_lib.c b/ssl/s3_lib.c
index 03d03209b5..b6a73b9144 100644
--- a/ssl/s3_lib.c
+++ b/ssl/s3_lib.c
@@ -3527,6 +3527,119 @@ OPENSSL_GLOBAL const SSL_CIPHER ssl3_ciphers[] = {
      256,
      256,
      },
+#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+# ifndef OPENSSL_NO_EC
+    /* Cipher CCA8 as per draft-ietf-tls-chacha20-poly1305-03 */
+    {
+     1,
+     TLS1_TXT_ECDHE_RSA_WITH_CHACHA20_POLY1305,
+     TLS1_CK_ECDHE_RSA_WITH_CHACHA20_POLY1305,
+     SSL_kECDHE,
+     SSL_aRSA,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+    /* Cipher CCA9 */
+    {
+     1,
+     TLS1_TXT_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
+     TLS1_CK_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
+     SSL_kECDHE,
+     SSL_aECDSA,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+# endif
+# ifndef OPENSSL_NO_RSA
+    /* Cipher CCAA */
+    {
+     1,
+     TLS1_TXT_DHE_RSA_WITH_CHACHA20_POLY1305,
+     TLS1_CK_DHE_RSA_WITH_CHACHA20_POLY1305,
+     SSL_kDHE,
+     SSL_aRSA,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+# endif
+# ifndef OPENSSL_NO_PSK
+    /* Cipher CCAB */
+    {
+     1,
+     TLS1_TXT_PSK_WITH_CHACHA20_POLY1305,
+     TLS1_CK_PSK_WITH_CHACHA20_POLY1305,
+     SSL_kPSK,
+     SSL_aPSK,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+    /* Cipher CCAC */
+    {
+     1,
+     TLS1_TXT_ECDHE_PSK_WITH_CHACHA20_POLY1305,
+     TLS1_CK_ECDHE_PSK_WITH_CHACHA20_POLY1305,
+     SSL_kECDHEPSK,
+     SSL_aPSK,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+    /* Cipher CCAD */
+    {
+     1,
+     TLS1_TXT_DHE_PSK_WITH_CHACHA20_POLY1305,
+     TLS1_CK_DHE_PSK_WITH_CHACHA20_POLY1305,
+     SSL_kDHEPSK,
+     SSL_aPSK,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+    /* Cipher CCAE */
+    {
+     1,
+     TLS1_TXT_RSA_PSK_WITH_CHACHA20_POLY1305,
+     TLS1_CK_RSA_PSK_WITH_CHACHA20_POLY1305,
+     SSL_kRSAPSK,
+     SSL_aRSA,
+     SSL_CHACHA20POLY1305,
+     SSL_AEAD,
+     SSL_TLSV1_2,
+     SSL_HIGH,
+     SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256,
+     256,
+     256,
+     },
+# endif
+#endif
 #ifndef OPENSSL_NO_GOST
     {
      1,
diff --git a/ssl/ssl_algs.c b/ssl/ssl_algs.c
index 9a7f15582c..84d4e2342e 100644
--- a/ssl/ssl_algs.c
+++ b/ssl/ssl_algs.c
@@ -102,6 +102,9 @@ int SSL_library_init(void)
     EVP_add_cipher(EVP_camellia_128_cbc());
     EVP_add_cipher(EVP_camellia_256_cbc());
 #endif
+#if !defined(OPENSSL_NO_CHACHA20) && !defined(OPENSSL_NO_POLY1305)
+    EVP_add_cipher(EVP_chacha20_poly1305());
+#endif
 
 #ifndef OPENSSL_NO_SEED
     EVP_add_cipher(EVP_seed_cbc());
diff --git a/ssl/ssl_ciph.c b/ssl/ssl_ciph.c
index 69a0cc8984..ea6aba04f4 100644
--- a/ssl/ssl_ciph.c
+++ b/ssl/ssl_ciph.c
@@ -169,7 +169,8 @@
 #define SSL_ENC_AES128CCM8_IDX  16
 #define SSL_ENC_AES256CCM8_IDX  17
 #define SSL_ENC_GOST8912_IDX    18
-#define SSL_ENC_NUM_IDX         19
+#define SSL_ENC_CHACHA_IDX      19
+#define SSL_ENC_NUM_IDX         20
 
 /* NB: make sure indices in these tables match values above */
 
@@ -199,6 +200,7 @@ static const ssl_cipher_table ssl_cipher_table_cipher[SSL_ENC_NUM_IDX] = {
     {SSL_AES128CCM8, NID_aes_128_ccm}, /* SSL_ENC_AES128CCM8_IDX 16 */
     {SSL_AES256CCM8, NID_aes_256_ccm}, /* SSL_ENC_AES256CCM8_IDX 17 */
     {SSL_eGOST2814789CNT12, NID_gost89_cnt_12}, /* SSL_ENC_GOST8912_IDX */
+    {SSL_CHACHA20POLY1305, NID_chacha20_poly1305},
 };
 
 static const EVP_CIPHER *ssl_cipher_methods[SSL_ENC_NUM_IDX] = {
diff --git a/ssl/ssl_locl.h b/ssl/ssl_locl.h
index 1e1b26569c..b161387b71 100644
--- a/ssl/ssl_locl.h
+++ b/ssl/ssl_locl.h
@@ -368,6 +368,7 @@
 # define SSL_AES128CCM8          0x00010000U
 # define SSL_AES256CCM8          0x00020000U
 # define SSL_eGOST2814789CNT12   0x00040000U
+# define SSL_CHACHA20POLY1305    0x00080000U
 
 # define SSL_AES                 (SSL_AES128|SSL_AES256|SSL_AES128GCM|SSL_AES256GCM|SSL_AES128CCM|SSL_AES256CCM|SSL_AES128CCM8|SSL_AES256CCM8)
 # define SSL_CAMELLIA            (SSL_CAMELLIA128|SSL_CAMELLIA256)
diff --git a/ssl/t1_trce.c b/ssl/t1_trce.c
index 3a4f039a8c..6f5bed757d 100644
--- a/ssl/t1_trce.c
+++ b/ssl/t1_trce.c
@@ -461,6 +461,13 @@ static ssl_trace_tbl ssl_ciphers_tbl[] = {
     {0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM"},
     {0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8"},
     {0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8"},
+    {0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305" },
+    {0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305" },
+    {0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305" },
+    {0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305" },
+    {0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305" },
+    {0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305" },
+    {0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305" },
     {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
     {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
 };