linux-kernel - [PATCH 01/11] crypto: gcm - add GCM IV size constant

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Message-Id: <20170822080818.12486-2-clabbe.montjoie@gmail.com>
Date:   Tue, 22 Aug 2017 10:08:08 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     herbert@...dor.apana.org.au, davem@...emloft.net,
        tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
        x86@...nel.org, horia.geanta@....com, dan.douglass@....com,
        thomas.lendacky@....com, gary.hook@....com, harsh@...lsio.com,
        matthias.bgg@...il.com, leosilva@...ux.vnet.ibm.com,
        pfsmorigo@...ux.vnet.ibm.com, benh@...nel.crashing.org,
        paulus@...ba.org, mpe@...erman.id.au
Cc:     linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linuxppc-dev@...ts.ozlabs.org,
        Corentin Labbe <clabbe.montjoie@...il.com>
Subject: [PATCH 01/11] crypto: gcm - add GCM IV size constant

Many GCM users use directly GCM IV size instead of using some constant.

This patch add all IV size constant used by GCM.

Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
---
 include/crypto/gcm.h | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 include/crypto/gcm.h

diff --git a/include/crypto/gcm.h b/include/crypto/gcm.h
new file mode 100644
index 000000000000..c50e057ea17e
--- /dev/null
+++ b/include/crypto/gcm.h
@@ -0,0 +1,8 @@
+#ifndef _CRYPTO_GCM_H
+#define _CRYPTO_GCM_H
+
+#define GCM_AES_IV_SIZE 12
+#define GCM_RFC4106_IV_SIZE 8
+#define GCM_RFC4543_IV_SIZE 8
+
+#endif
-- 
2.13.0