Copy CIDs into SSL transform if use of CID has been negotiated
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index aabe8c5..2750b4e 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -933,6 +933,25 @@
return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
}
+#if defined(MBEDTLS_SSL_CID)
+ /* Copy own and peer's CID if the use of the CID
+ * extension has been negotiated. */
+ if( ssl->handshake->cid_in_use == MBEDTLS_SSL_CID_ENABLED )
+ {
+ MBEDTLS_SSL_DEBUG_MSG( 3, ( "Copy CIDs into SSL transform" ) );
+ transform->in_cid_len = ssl->own_cid_len;
+ transform->out_cid_len = ssl->handshake->peer_cid_len;
+ memcpy( transform->in_cid, ssl->own_cid, ssl->own_cid_len );
+ memcpy( transform->out_cid, ssl->handshake->peer_cid,
+ ssl->handshake->peer_cid_len );
+
+ MBEDTLS_SSL_DEBUG_BUF( 3, "Outgoing CID", transform->out_cid,
+ transform->out_cid_len );
+ MBEDTLS_SSL_DEBUG_BUF( 3, "Ingoing CID", transform->in_cid,
+ transform->in_cid_len );
+ }
+#endif /* MBEDTLS_SSL_CID */
+
/*
* Set appropriate PRF function and other SSL / TLS / TLS1.2 functions
*/