diff options
Diffstat (limited to 'openssl/ssl/ssl_ciph.c')
| -rw-r--r-- | openssl/ssl/ssl_ciph.c | 127 |
1 files changed, 113 insertions, 14 deletions
diff --git a/openssl/ssl/ssl_ciph.c b/openssl/ssl/ssl_ciph.c index 54ba7ef5b..ac643c928 100644 --- a/openssl/ssl/ssl_ciph.c +++ b/openssl/ssl/ssl_ciph.c @@ -162,11 +162,13 @@ #define SSL_ENC_CAMELLIA256_IDX 9 #define SSL_ENC_GOST89_IDX 10 #define SSL_ENC_SEED_IDX 11 -#define SSL_ENC_NUM_IDX 12 +#define SSL_ENC_AES128GCM_IDX 12 +#define SSL_ENC_AES256GCM_IDX 13 +#define SSL_ENC_NUM_IDX 14 static const EVP_CIPHER *ssl_cipher_methods[SSL_ENC_NUM_IDX]={ - NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL, + NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL }; #define SSL_COMP_NULL_IDX 0 @@ -179,28 +181,32 @@ static STACK_OF(SSL_COMP) *ssl_comp_methods=NULL; #define SSL_MD_SHA1_IDX 1 #define SSL_MD_GOST94_IDX 2 #define SSL_MD_GOST89MAC_IDX 3 +#define SSL_MD_SHA256_IDX 4 +#define SSL_MD_SHA384_IDX 5 /*Constant SSL_MAX_DIGEST equal to size of digests array should be * defined in the * ssl_locl.h */ #define SSL_MD_NUM_IDX SSL_MAX_DIGEST static const EVP_MD *ssl_digest_methods[SSL_MD_NUM_IDX]={ - NULL,NULL,NULL,NULL + NULL,NULL,NULL,NULL,NULL,NULL }; /* PKEY_TYPE for GOST89MAC is known in advance, but, because * implementation is engine-provided, we'll fill it only if * corresponding EVP_PKEY_METHOD is found */ static int ssl_mac_pkey_id[SSL_MD_NUM_IDX]={ - EVP_PKEY_HMAC,EVP_PKEY_HMAC,EVP_PKEY_HMAC,NID_undef + EVP_PKEY_HMAC,EVP_PKEY_HMAC,EVP_PKEY_HMAC,NID_undef, + EVP_PKEY_HMAC,EVP_PKEY_HMAC }; static int ssl_mac_secret_size[SSL_MD_NUM_IDX]={ - 0,0,0,0 + 0,0,0,0,0,0 }; static int ssl_handshake_digest_flag[SSL_MD_NUM_IDX]={ SSL_HANDSHAKE_MAC_MD5,SSL_HANDSHAKE_MAC_SHA, - SSL_HANDSHAKE_MAC_GOST94,0 + SSL_HANDSHAKE_MAC_GOST94, 0, SSL_HANDSHAKE_MAC_SHA256, + SSL_HANDSHAKE_MAC_SHA384 }; #define CIPHER_ADD 1 @@ -247,6 +253,7 @@ static const SSL_CIPHER cipher_aliases[]={ {0,SSL_TXT_ECDH,0, SSL_kECDHr|SSL_kECDHe|SSL_kEECDH,0,0,0,0,0,0,0,0}, {0,SSL_TXT_kPSK,0, SSL_kPSK, 0,0,0,0,0,0,0,0}, + {0,SSL_TXT_kSRP,0, SSL_kSRP, 0,0,0,0,0,0,0,0}, {0,SSL_TXT_kGOST,0, SSL_kGOST,0,0,0,0,0,0,0,0}, /* server authentication aliases */ @@ -273,6 +280,7 @@ static const SSL_CIPHER cipher_aliases[]={ {0,SSL_TXT_ADH,0, SSL_kEDH,SSL_aNULL,0,0,0,0,0,0,0}, {0,SSL_TXT_AECDH,0, SSL_kEECDH,SSL_aNULL,0,0,0,0,0,0,0}, {0,SSL_TXT_PSK,0, SSL_kPSK,SSL_aPSK,0,0,0,0,0,0,0}, + {0,SSL_TXT_SRP,0, SSL_kSRP,0,0,0,0,0,0,0,0}, /* symmetric encryption aliases */ @@ -283,9 +291,10 @@ static const SSL_CIPHER cipher_aliases[]={ {0,SSL_TXT_IDEA,0, 0,0,SSL_IDEA, 0,0,0,0,0,0}, {0,SSL_TXT_SEED,0, 0,0,SSL_SEED, 0,0,0,0,0,0}, {0,SSL_TXT_eNULL,0, 0,0,SSL_eNULL, 0,0,0,0,0,0}, - {0,SSL_TXT_AES128,0, 0,0,SSL_AES128,0,0,0,0,0,0}, - {0,SSL_TXT_AES256,0, 0,0,SSL_AES256,0,0,0,0,0,0}, - {0,SSL_TXT_AES,0, 0,0,SSL_AES128|SSL_AES256,0,0,0,0,0,0}, + {0,SSL_TXT_AES128,0, 0,0,SSL_AES128|SSL_AES128GCM,0,0,0,0,0,0}, + {0,SSL_TXT_AES256,0, 0,0,SSL_AES256|SSL_AES256GCM,0,0,0,0,0,0}, + {0,SSL_TXT_AES,0, 0,0,SSL_AES,0,0,0,0,0,0}, + {0,SSL_TXT_AES_GCM,0, 0,0,SSL_AES128GCM|SSL_AES256GCM,0,0,0,0,0,0}, {0,SSL_TXT_CAMELLIA128,0,0,0,SSL_CAMELLIA128,0,0,0,0,0,0}, {0,SSL_TXT_CAMELLIA256,0,0,0,SSL_CAMELLIA256,0,0,0,0,0,0}, {0,SSL_TXT_CAMELLIA ,0,0,0,SSL_CAMELLIA128|SSL_CAMELLIA256,0,0,0,0,0,0}, @@ -296,6 +305,8 @@ static const SSL_CIPHER cipher_aliases[]={ {0,SSL_TXT_SHA,0, 0,0,0,SSL_SHA1, 0,0,0,0,0}, {0,SSL_TXT_GOST94,0, 0,0,0,SSL_GOST94, 0,0,0,0,0}, {0,SSL_TXT_GOST89MAC,0, 0,0,0,SSL_GOST89MAC, 0,0,0,0,0}, + {0,SSL_TXT_SHA256,0, 0,0,0,SSL_SHA256, 0,0,0,0,0}, + {0,SSL_TXT_SHA384,0, 0,0,0,SSL_SHA384, 0,0,0,0,0}, /* protocol version aliases */ {0,SSL_TXT_SSLV2,0, 0,0,0,0,SSL_SSLV2, 0,0,0,0}, @@ -379,6 +390,11 @@ void ssl_load_ciphers(void) ssl_cipher_methods[SSL_ENC_SEED_IDX]= EVP_get_cipherbyname(SN_seed_cbc); + ssl_cipher_methods[SSL_ENC_AES128GCM_IDX]= + EVP_get_cipherbyname(SN_aes_128_gcm); + ssl_cipher_methods[SSL_ENC_AES256GCM_IDX]= + EVP_get_cipherbyname(SN_aes_256_gcm); + ssl_digest_methods[SSL_MD_MD5_IDX]= EVP_get_digestbyname(SN_md5); ssl_mac_secret_size[SSL_MD_MD5_IDX]= @@ -404,6 +420,14 @@ void ssl_load_ciphers(void) ssl_mac_secret_size[SSL_MD_GOST89MAC_IDX]=32; } + ssl_digest_methods[SSL_MD_SHA256_IDX]= + EVP_get_digestbyname(SN_sha256); + ssl_mac_secret_size[SSL_MD_SHA256_IDX]= + EVP_MD_size(ssl_digest_methods[SSL_MD_SHA256_IDX]); + ssl_digest_methods[SSL_MD_SHA384_IDX]= + EVP_get_digestbyname(SN_sha384); + ssl_mac_secret_size[SSL_MD_SHA384_IDX]= + EVP_MD_size(ssl_digest_methods[SSL_MD_SHA384_IDX]); } #ifndef OPENSSL_NO_COMP @@ -526,6 +550,12 @@ int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc, case SSL_SEED: i=SSL_ENC_SEED_IDX; break; + case SSL_AES128GCM: + i=SSL_ENC_AES128GCM_IDX; + break; + case SSL_AES256GCM: + i=SSL_ENC_AES256GCM_IDX; + break; default: i= -1; break; @@ -549,6 +579,12 @@ int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc, case SSL_SHA1: i=SSL_MD_SHA1_IDX; break; + case SSL_SHA256: + i=SSL_MD_SHA256_IDX; + break; + case SSL_SHA384: + i=SSL_MD_SHA384_IDX; + break; case SSL_GOST94: i = SSL_MD_GOST94_IDX; break; @@ -564,17 +600,39 @@ int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc, *md=NULL; if (mac_pkey_type!=NULL) *mac_pkey_type = NID_undef; if (mac_secret_size!=NULL) *mac_secret_size = 0; - + if (c->algorithm_mac == SSL_AEAD) + mac_pkey_type = NULL; } else { *md=ssl_digest_methods[i]; if (mac_pkey_type!=NULL) *mac_pkey_type = ssl_mac_pkey_id[i]; if (mac_secret_size!=NULL) *mac_secret_size = ssl_mac_secret_size[i]; - } + } - if ((*enc != NULL) && (*md != NULL) && (!mac_pkey_type||*mac_pkey_type != NID_undef)) + if ((*enc != NULL) && + (*md != NULL || (EVP_CIPHER_flags(*enc)&EVP_CIPH_FLAG_AEAD_CIPHER)) && + (!mac_pkey_type||*mac_pkey_type != NID_undef)) + { + const EVP_CIPHER *evp; + + if (s->ssl_version >= TLS1_VERSION && + c->algorithm_enc == SSL_RC4 && + c->algorithm_mac == SSL_MD5 && + (evp=EVP_get_cipherbyname("RC4-HMAC-MD5"))) + *enc = evp, *md = NULL; + else if (s->ssl_version >= TLS1_VERSION && + c->algorithm_enc == SSL_AES128 && + c->algorithm_mac == SSL_SHA1 && + (evp=EVP_get_cipherbyname("AES-128-CBC-HMAC-SHA1"))) + *enc = evp, *md = NULL; + else if (s->ssl_version >= TLS1_VERSION && + c->algorithm_enc == SSL_AES256 && + c->algorithm_mac == SSL_SHA1 && + (evp=EVP_get_cipherbyname("AES-256-CBC-HMAC-SHA1"))) + *enc = evp, *md = NULL; return(1); + } else return(0); } @@ -585,9 +643,11 @@ int ssl_get_handshake_digest(int idx, long *mask, const EVP_MD **md) { return 0; } - if (ssl_handshake_digest_flag[idx]==0) return 0; *mask = ssl_handshake_digest_flag[idx]; - *md = ssl_digest_methods[idx]; + if (*mask) + *md = ssl_digest_methods[idx]; + else + *md = NULL; return 1; } @@ -662,6 +722,9 @@ static void ssl_cipher_get_disabled(unsigned long *mkey, unsigned long *auth, un *mkey |= SSL_kPSK; *auth |= SSL_aPSK; #endif +#ifdef OPENSSL_NO_SRP + *mkey |= SSL_kSRP; +#endif /* Check for presence of GOST 34.10 algorithms, and if they * do not present, disable appropriate auth and key exchange */ if (!get_optional_pkey_id("gost94")) { @@ -687,6 +750,8 @@ static void ssl_cipher_get_disabled(unsigned long *mkey, unsigned long *auth, un *enc |= (ssl_cipher_methods[SSL_ENC_IDEA_IDX] == NULL) ? SSL_IDEA:0; *enc |= (ssl_cipher_methods[SSL_ENC_AES128_IDX] == NULL) ? SSL_AES128:0; *enc |= (ssl_cipher_methods[SSL_ENC_AES256_IDX] == NULL) ? SSL_AES256:0; + *enc |= (ssl_cipher_methods[SSL_ENC_AES128GCM_IDX] == NULL) ? SSL_AES128GCM:0; + *enc |= (ssl_cipher_methods[SSL_ENC_AES256GCM_IDX] == NULL) ? SSL_AES256GCM:0; *enc |= (ssl_cipher_methods[SSL_ENC_CAMELLIA128_IDX] == NULL) ? SSL_CAMELLIA128:0; *enc |= (ssl_cipher_methods[SSL_ENC_CAMELLIA256_IDX] == NULL) ? SSL_CAMELLIA256:0; *enc |= (ssl_cipher_methods[SSL_ENC_GOST89_IDX] == NULL) ? SSL_eGOST2814789CNT:0; @@ -694,6 +759,8 @@ static void ssl_cipher_get_disabled(unsigned long *mkey, unsigned long *auth, un *mac |= (ssl_digest_methods[SSL_MD_MD5_IDX ] == NULL) ? SSL_MD5 :0; *mac |= (ssl_digest_methods[SSL_MD_SHA1_IDX] == NULL) ? SSL_SHA1:0; + *mac |= (ssl_digest_methods[SSL_MD_SHA256_IDX] == NULL) ? SSL_SHA256:0; + *mac |= (ssl_digest_methods[SSL_MD_SHA384_IDX] == NULL) ? SSL_SHA384:0; *mac |= (ssl_digest_methods[SSL_MD_GOST94_IDX] == NULL) ? SSL_GOST94:0; *mac |= (ssl_digest_methods[SSL_MD_GOST89MAC_IDX] == NULL || ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX]==NID_undef)? SSL_GOST89MAC:0; @@ -724,6 +791,9 @@ static void ssl_cipher_collect_ciphers(const SSL_METHOD *ssl_method, c = ssl_method->get_cipher(i); /* drop those that use any of that is not available */ if ((c != NULL) && c->valid && +#ifdef OPENSSL_FIPS + (!FIPS_mode() || (c->algo_strength & SSL_FIPS)) && +#endif !(c->algorithm_mkey & disabled_mkey) && !(c->algorithm_auth & disabled_auth) && !(c->algorithm_enc & disabled_enc) && @@ -1423,7 +1493,11 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, */ for (curr = head; curr != NULL; curr = curr->next) { +#ifdef OPENSSL_FIPS + if (curr->active && (!FIPS_mode() || curr->cipher->algo_strength & SSL_FIPS)) +#else if (curr->active) +#endif { sk_SSL_CIPHER_push(cipherstack, curr->cipher); #ifdef CIPHER_DEBUG @@ -1480,6 +1554,8 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) ver="SSLv2"; else if (alg_ssl & SSL_SSLV3) ver="SSLv3"; + else if (alg_ssl & SSL_TLSV1_2) + ver="TLSv1.2"; else ver="unknown"; @@ -1512,6 +1588,9 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) case SSL_kPSK: kx="PSK"; break; + case SSL_kSRP: + kx="SRP"; + break; default: kx="unknown"; } @@ -1574,6 +1653,12 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) case SSL_AES256: enc="AES(256)"; break; + case SSL_AES128GCM: + enc="AESGCM(128)"; + break; + case SSL_AES256GCM: + enc="AESGCM(256)"; + break; case SSL_CAMELLIA128: enc="Camellia(128)"; break; @@ -1596,6 +1681,15 @@ char *SSL_CIPHER_description(const SSL_CIPHER *cipher, char *buf, int len) case SSL_SHA1: mac="SHA1"; break; + case SSL_SHA256: + mac="SHA256"; + break; + case SSL_SHA384: + mac="SHA384"; + break; + case SSL_AEAD: + mac="AEAD"; + break; default: mac="unknown"; break; @@ -1653,6 +1747,11 @@ int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits) return(ret); } +unsigned long SSL_CIPHER_get_id(const SSL_CIPHER *c) + { + return c->id; + } + SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n) { SSL_COMP *ctmp; |