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author | Rich Salz <rsalz@akamai.com> | 2015-12-11 14:48:09 -0500 |
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committer | Rich Salz <rsalz@akamai.com> | 2015-12-11 14:48:09 -0500 |
commit | 777f482d993322d69025014bf1b99c270c978fc0 (patch) | |
tree | a78f68f7d5f046b8eb30e3f679465a36057b5c6c | |
parent | 94d61512360c4d16762a13e27fcad39ca4f5e506 (diff) |
Allow ChaCha20-Poly1305 in DTLS
GCM and CCM are modes of operation for block ciphers only. ChaCha20-Poly1305
operates in neither of them but it is AEAD. This change also enables future
AEAD ciphers to be available for use with DTLS.
Signed-off-by: Rich Salz <rsalz@akamai.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
-rw-r--r-- | ssl/statem/statem_dtls.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ssl/statem/statem_dtls.c b/ssl/statem/statem_dtls.c index 5194c7308e..258c6fc077 100644 --- a/ssl/statem/statem_dtls.c +++ b/ssl/statem/statem_dtls.c @@ -235,8 +235,8 @@ int dtls1_do_write(SSL *s, int type) if (s->write_hash) { if (s->enc_write_ctx - && ((EVP_CIPHER_CTX_mode(s->enc_write_ctx) == EVP_CIPH_GCM_MODE) || - (EVP_CIPHER_CTX_mode(s->enc_write_ctx) == EVP_CIPH_CCM_MODE))) + && (EVP_CIPHER_CTX_flags(s->enc_write_ctx) & + EVP_CIPH_FLAG_AEAD_CIPHER) != 0) mac_size = 0; else mac_size = EVP_MD_CTX_size(s->write_hash); |