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From:   Dimitri John Ledkov <dimitri.ledkov@canonical.com>
To:     herbert@gondor.apana.org.au,
        "David S. Miller" <davem@davemloft.net>
Cc:     linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/6] crypto: FIPS 202 SHA-3 register in hash info for IMA
Date:   Sun, 22 Oct 2023 19:22:04 +0100
Message-Id: <20231022182208.188714-3-dimitri.ledkov@canonical.com>
In-Reply-To: <20231022182208.188714-1-dimitri.ledkov@canonical.com>
References: <20231022182208.188714-1-dimitri.ledkov@canonical.com>
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Register FIPS 202 SHA-3 hashes in hash info for IMA and other
users. Sizes 256 and up, as 224 is too weak for any practical
purposes.

Signed-off-by: Dimitri John Ledkov <dimitri.ledkov@canonical.com>
---
 crypto/hash_info.c             | 6 ++++++
 include/crypto/hash_info.h     | 1 +
 include/uapi/linux/hash_info.h | 3 +++
 3 files changed, 10 insertions(+)

diff --git a/crypto/hash_info.c b/crypto/hash_info.c
index a49ff96bde..9a467638c9 100644
--- a/crypto/hash_info.c
+++ b/crypto/hash_info.c
@@ -29,6 +29,9 @@ const char *const hash_algo_name[HASH_ALGO__LAST] = {
 	[HASH_ALGO_SM3_256]	= "sm3",
 	[HASH_ALGO_STREEBOG_256] = "streebog256",
 	[HASH_ALGO_STREEBOG_512] = "streebog512",
+	[HASH_ALGO_SHA3_256]    = "sha3-256",
+	[HASH_ALGO_SHA3_384]    = "sha3-384",
+	[HASH_ALGO_SHA3_512]    = "sha3-512",
 };
 EXPORT_SYMBOL_GPL(hash_algo_name);
 
@@ -53,5 +56,8 @@ const int hash_digest_size[HASH_ALGO__LAST] = {
 	[HASH_ALGO_SM3_256]	= SM3256_DIGEST_SIZE,
 	[HASH_ALGO_STREEBOG_256] = STREEBOG256_DIGEST_SIZE,
 	[HASH_ALGO_STREEBOG_512] = STREEBOG512_DIGEST_SIZE,
+	[HASH_ALGO_SHA3_256]    = SHA3_256_DIGEST_SIZE,
+	[HASH_ALGO_SHA3_384]    = SHA3_384_DIGEST_SIZE,
+	[HASH_ALGO_SHA3_512]    = SHA3_512_DIGEST_SIZE,
 };
 EXPORT_SYMBOL_GPL(hash_digest_size);
diff --git a/include/crypto/hash_info.h b/include/crypto/hash_info.h
index dd4f067850..d6927739f8 100644
--- a/include/crypto/hash_info.h
+++ b/include/crypto/hash_info.h
@@ -10,6 +10,7 @@
 
 #include <crypto/sha1.h>
 #include <crypto/sha2.h>
+#include <crypto/sha3.h>
 #include <crypto/md5.h>
 #include <crypto/streebog.h>
 
diff --git a/include/uapi/linux/hash_info.h b/include/uapi/linux/hash_info.h
index 74a8609fcb..0af23ec196 100644
--- a/include/uapi/linux/hash_info.h
+++ b/include/uapi/linux/hash_info.h
@@ -35,6 +35,9 @@ enum hash_algo {
 	HASH_ALGO_SM3_256,
 	HASH_ALGO_STREEBOG_256,
 	HASH_ALGO_STREEBOG_512,
+	HASH_ALGO_SHA3_256,
+	HASH_ALGO_SHA3_384,
+	HASH_ALGO_SHA3_512,
 	HASH_ALGO__LAST
 };
 
-- 
2.34.1