generate_session_id
if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
static int generate_session_id(SSL *ssl, unsigned char *id,
ctx->generate_session_id = cb;
sc->generate_session_id = cb;
retsc->generate_session_id = sc->generate_session_id;
s->generate_session_id = ctx->generate_session_id;
GEN_SESSION_CB generate_session_id;
GEN_SESSION_CB generate_session_id;
if (s->generate_session_id)
cb = s->generate_session_id;
else if (s->session_ctx->generate_session_id)
cb = s->session_ctx->generate_session_id;