Add ASYNC_JOB pools

It is expensive to create the ASYNC_JOB objects due to the "makecontext"
call. This change adds support for pools of ASYNC_JOB objects so that we
don't have to create a new ASYNC_JOB every time we want to use one.

Reviewed-by: Rich Salz <rsalz@openssl.org>

1 files changed, 7 insertions, 1 deletions

diff --git a/apps/s_server.c b/apps/s_server.c
index 548eacbbce..6fb8f675a3 100644
--- a/apps/s_server.c
+++ b/apps/s_server.c
@@ -143,6 +143,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <openssl/async.h>
 
 #include <openssl/e_os2.h>
 
@@ -1657,8 +1658,10 @@ int s_server_main(int argc, char *argv[])
     else
         SSL_CTX_sess_set_cache_size(ctx, 128);
 
-    if (async)
+    if (async) {
         SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
+        ASYNC_init_pool(0, 0, 0);
+    }
 
 #ifndef OPENSSL_NO_SRTP
     if (srtp_profiles != NULL) {
@@ -1970,6 +1973,9 @@ int s_server_main(int argc, char *argv[])
     bio_s_out = NULL;
     BIO_free(bio_s_msg);
     bio_s_msg = NULL;
+    if (async) {
+        ASYNC_free_pool();
+    }
     return (ret);
 }