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Fix issue reported at https://groups.google.com/forum/#!topic/doubango/Oo0t1e3tlL8

This commit is contained in:
Mamadou DIOP 2015-08-19 05:08:39 +02:00
parent 0fb460ca83
commit a6c2cf6a74
1 changed files with 8 additions and 0 deletions
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8
tinyNET/src/tls/tnet_dtls.c
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@ -306,6 +306,7 @@ tnet_dtls_socket_handle_t* tnet_dtls_socket_create(struct tnet_socket_s* wrapped
return tsk_null;
}
if ((socket = tsk_object_new(tnet_dtls_socket_def_t))) {
EC_KEY* ecdh;
const tsk_bool_t set_mtu = TNET_SOCKET_TYPE_IS_DGRAM(wrapped_sock->type) || 1; //!\ This is required even if the local transport is TCP/TLS because the relayed (TURN) transport could be UDP
socket->wrapped_sock = tsk_object_ref(wrapped_sock);
if (!(socket->ssl = SSL_new(ssl_ctx))) {
@ -334,6 +335,13 @@ tnet_dtls_socket_handle_t* tnet_dtls_socket_create(struct tnet_socket_s* wrapped
SSL_set_bio(socket->ssl, socket->rbio, socket->wbio);
SSL_set_mode(socket->ssl, SSL_MODE_AUTO_RETRY);
SSL_set_read_ahead(socket->ssl, 1);
// https://groups.google.com/forum/#!topic/doubango/Oo0t1e3tlL8
if ((ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1))) {
SSL_set_options(socket->ssl, SSL_OP_SINGLE_ECDH_USE);
SSL_set_tmp_ecdh(socket->ssl, ecdh);
EC_KEY_free(ecdh);
}
if (set_mtu) {
BIO_ctrl(SSL_get_wbio(socket->ssl), BIO_CTRL_DGRAM_SET_MTU, TNET_DTLS_MTU - 28, NULL);
}