From: Stephan Mueller Subject: [PATCH v5 4/7] crypto: LRNG - enable compile Date: Sun, 19 Jun 2016 18:00:46 +0200 Message-ID: <1662129.L97dOHjXBe@positron.chronox.de> References: <2754489.L1QYabbYUc@positron.chronox.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: Theodore Tso , Andi Kleen , sandyinchina@gmail.com, Jason Cooper , John Denker , "H. Peter Anvin" , Joe Perches , Pavel Machek , George Spelvin , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org To: herbert@gondor.apana.org.au Return-path: Received: from mail.eperm.de ([89.247.134.16]:37066 "EHLO mail.eperm.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750842AbcFSQGy (ORCPT ); Sun, 19 Jun 2016 12:06:54 -0400 In-Reply-To: <2754489.L1QYabbYUc@positron.chronox.de> Sender: linux-crypto-owner@vger.kernel.org List-ID: Add LRNG compilation support. Signed-off-by: Stephan Mueller --- crypto/Kconfig | 11 +++++++++++ crypto/Makefile | 2 ++ 2 files changed, 13 insertions(+) diff --git a/crypto/Kconfig b/crypto/Kconfig index c903f18..772d430 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -1589,6 +1589,17 @@ config CRYPTO_JITTERENTROPY random numbers. This Jitterentropy RNG registers with the kernel crypto API and can be used by any caller. +config CRYPTO_LRNG + bool "Linux Random Number Generator" + select CRYPTO_DRBG_MENU + select CRYPTO_CMAC if CRYPTO_DRBG_CTR + help + The Linux Random Number Generator (LRNG) is the replacement + of the legacy /dev/random provided with drivers/char/random.c. + It generates entropy from different noise sources and + delivers significant entropy during boot. The LRNG only + works with the presence of a high-resolution timer. + config CRYPTO_USER_API tristate diff --git a/crypto/Makefile b/crypto/Makefile index 4f4ef7e..f013fac 100644 --- a/crypto/Makefile +++ b/crypto/Makefile @@ -114,6 +114,8 @@ obj-$(CONFIG_CRYPTO_DRBG) += drbg.o obj-$(CONFIG_CRYPTO_JITTERENTROPY) += jitterentropy_rng.o CFLAGS_jitterentropy.o = -O0 jitterentropy_rng-y := jitterentropy.o jitterentropy-kcapi.o +obj-$(CONFIG_CRYPTO_LRNG) += lrng.o +lrng-y += lrng_base.o lrng_kcapi.o obj-$(CONFIG_CRYPTO_TEST) += tcrypt.o obj-$(CONFIG_CRYPTO_GHASH) += ghash-generic.o obj-$(CONFIG_CRYPTO_USER_API) += af_alg.o -- 2.5.5