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- /* Copyright (c) 2001 Matej Pfajfar.
- * Copyright (c) 2001-2004, Roger Dingledine.
- * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2019, The Tor Project, Inc. */
- /* See LICENSE for licensing information */
- /**
- * @file evloop_sys.c
- * @brief Subsystem definition for the event loop module
- **/
- #include "orconfig.h"
- #include "lib/subsys/subsys.h"
- #include "lib/evloop/compat_libevent.h"
- #include "lib/evloop/evloop_sys.h"
- #include "lib/log/log.h"
- static int
- subsys_evloop_initialize(void)
- {
- if (tor_init_libevent_rng() < 0) {
- log_warn(LD_NET, "Problem initializing libevent RNG.");
- return -1;
- }
- return 0;
- }
- static void
- subsys_evloop_postfork(void)
- {
- #ifdef TOR_UNIT_TESTS
- tor_libevent_postfork();
- #endif
- }
- static void
- subsys_evloop_shutdown(void)
- {
- tor_libevent_free_all();
- }
- const struct subsys_fns_t sys_evloop = {
- .name = "evloop",
- .supported = true,
- .level = -20,
- .initialize = subsys_evloop_initialize,
- .shutdown = subsys_evloop_shutdown,
- .postfork = subsys_evloop_postfork,
- };
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