tls_ctx_t *openssl_ctx_get_w_thread (u32 ctx_index, u8 thread_index);
openssl_tls_callback_t *vpp_add_async_pending_event (tls_ctx_t * ctx,
tls_ctx_t *openssl_ctx_get_w_thread (u32 ctx_index, u8 thread_index);
openssl_tls_callback_t *vpp_add_async_pending_event (tls_ctx_t * ctx,