[PATCH 2 of 4] QUIC: do not use SSL_set_quic_early_data_enabled() with LibreSSL

[Roman Arutyunyan]

Hi,

On Tue, Oct 11, 2022 at 02:35:51PM +0400, Sergey Kandaurov wrote:
> # HG changeset patch
> # User Sergey Kandaurov <pluknet at nginx.com>
> # Date 1665442922 -14400
> #      Tue Oct 11 03:02:02 2022 +0400
> # Branch quic
> # Node ID caced81ce0a9cb218ae8cdd6176c12e0614acee9
> # Parent  82b03006a7bd93c3b5c962a3afac89e0639b0c12
> QUIC: do not use SSL_set_quic_early_data_enabled() with LibreSSL.
> 
> This function is present in QuicTLS only.  After SSL_READ_EARLY_DATA_SUCCESS
> became visible in LibreSSL together with experimental QUIC API, this required
> to revise the conditional compilation test to use more narrow macros.
> 
> diff --git a/src/event/quic/ngx_event_quic_ssl.c b/src/event/quic/ngx_event_quic_ssl.c
> --- a/src/event/quic/ngx_event_quic_ssl.c
> +++ b/src/event/quic/ngx_event_quic_ssl.c
> @@ -557,7 +557,7 @@ ngx_quic_init_connection(ngx_connection_
>          return NGX_ERROR;
>      }
>  
> -#ifdef SSL_READ_EARLY_DATA_SUCCESS
> +#if (!defined LIBRESSL_VERSION_NUMBER && !defined OPENSSL_IS_BORINGSSL)

What about the macro OPENSSL_INFO_QUIC?  It's only defined in QuicTLS.

>      if (SSL_CTX_get_max_early_data(qc->conf->ssl->ctx)) {
>          SSL_set_quic_early_data_enabled(ssl_conn, 1);
>      }

--
Roman Arutyunyan