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Show First 20 Lines • Show All 680 Lines • ▼ Show 20 Lines	crypto_read_iv(struct cryptop crp, void iv)

csp = crypto_get_params(crp->crp_session);		csp = crypto_get_params(crp->crp_session);
if (crp->crp_flags & CRYPTO_F_IV_SEPARATE)		if (crp->crp_flags & CRYPTO_F_IV_SEPARATE)
memcpy(iv, crp->crp_iv, csp->csp_ivlen);		memcpy(iv, crp->crp_iv, csp->csp_ivlen);
else		else
crypto_copydata(crp, crp->crp_iv_start, csp->csp_ivlen, iv);		crypto_copydata(crp, crp->crp_iv_start, csp->csp_ivlen, iv);
}		}

		static __inline size_t
		ccm_max_payload_length(const struct crypto_session_params *csp)
		{
		/* RFC 3160 */
		const u_int L = 15 - csp->csp_ivlen;

		switch (L) {
		case 2:
		return (0xffff);
		case 3:
		return (0xffffff);
		#ifdef __LP64__
		case 4:
		return (0xffffffff);
		case 5:
		return (0xffffffffff);
		case 6:
		return (0xffffffffffff);
		case 7:
		return (0xffffffffffffff);
		default:
		return (0xffffffffffffffff);
		#else
		default:
		return (0xffffffff);
		#endif
		}
		}

#endif /* _KERNEL */		#endif /* _KERNEL */
#endif /* _CRYPTO_CRYPTO_H_ */		#endif /* _CRYPTO_CRYPTO_H_ */