Function crypto_modevent

freebsd/opencrypto/crypto.c:2264–2282

* Initialization code, both for static and dynamic loading. * Note this is not invoked with the usual MODULE_DECLARE * mechanism but instead is listed as a dependency by the * cryptosoft driver. This guarantees proper ordering of * calls on module load/unload. */

 * calls on module load/unload.
 */
int
crypto_modevent(module_t mod, int type, void *unused)
{
	int error = EINVAL;

	switch (type) {
	case MOD_LOAD:
		error = crypto_init();
		if (error == 0 && bootverbose)
			printf("crypto: <crypto core>\n");
		break;
	case MOD_UNLOAD:
		/*XXX disallow if active sessions */
		error = 0;
		crypto_destroy();
		return 0;
	}
	return error;
}
MODULE_VERSION(crypto, 1);
MODULE_DEPEND(crypto, zlib, 1, 1, 1);