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authorMark Duncan <mark@syon.co.jp>2015-07-28 19:33:39 +0900
committerMark Duncan <mark@syon.co.jp>2015-07-29 11:24:49 +0900
commit1d081ec9707159287b1a4a0bb52a78a81663ad32 (patch)
tree4d5b105c666ed2158feeef8b257f62a728398218 /res/res_rtp_asterisk.c
parent309dd2a4090ccdd1ea31d8d5415a645daddd3883 (diff)
res/res_rtp_asterisk: Add ECDH support
This will add ECDH support to Asterisk. It will detect auto ECDH support in OpenSSL (1.0.2b and above) during ./configure. If this is available, it will use it, otherwise it will fall back to prime256v1 (this behavior is consistent with other projects such as Apache and nginx). This fixes WebRTC being broken in Firefox 38+ due to Firefox now only supporting ciphers with perfect forward secrecy. ASTERISK-25265 #close Change-Id: I8c13b33a2a79c0bde2e69e4ba6afa5ab9351465b
Diffstat (limited to 'res/res_rtp_asterisk.c')
-rw-r--r--res/res_rtp_asterisk.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/res/res_rtp_asterisk.c b/res/res_rtp_asterisk.c
index 53e9b29c2..7e507c9a5 100644
--- a/res/res_rtp_asterisk.c
+++ b/res/res_rtp_asterisk.c
@@ -1288,6 +1288,13 @@ static int ast_rtp_dtls_set_configuration(struct ast_rtp_instance *instance, con
SSL_CTX_set_read_ahead(rtp->ssl_ctx, 1);
+#ifdef HAVE_OPENSSL_ECDH_AUTO
+ SSL_CTX_set_ecdh_auto(rtp->ssl_ctx, 1);
+#else
+ SSL_CTX_set_tmp_ecdh(rtp->ssl_ctx,
+ EC_KEY_new_by_curve_name(NID_X9_62_prime256v1));
+#endif
+
rtp->dtls_verify = dtls_cfg->verify;
SSL_CTX_set_verify(rtp->ssl_ctx, (rtp->dtls_verify & AST_RTP_DTLS_VERIFY_FINGERPRINT) || (rtp->dtls_verify & AST_RTP_DTLS_VERIFY_CERTIFICATE) ?
@@ -1641,7 +1648,7 @@ static void ast_rtp_on_ice_complete(pj_ice_sess *ice, pj_status_t status)
update_address_with_ice_candidate(rtp, AST_RTP_ICE_COMPONENT_RTCP, &rtp->rtcp->them);
}
}
-
+
#ifdef HAVE_OPENSSL_SRTP
dtls_perform_handshake(instance, &rtp->dtls, 0);