OpenSSL/引擎架构
外观
打印引擎列表
ENGINE *e;
int nengines = 0;
ENGINE_load_builtin_engines ();
for (e = ENGINE_get_first () ; e != NULL ; e = ENGINE_get_next (e))
{
printf ("engine: %s\n", ENGINE_get_name (e));
nengines++;
}
printf ("%d engines\n", nengines);