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Diffstat (limited to 'arch/s390/crypto/sha1_s390.c')
-rw-r--r--arch/s390/crypto/sha1_s390.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c
deleted file mode 100644
index bc3a22704e09..000000000000
--- a/arch/s390/crypto/sha1_s390.c
+++ /dev/null
@@ -1,103 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Cryptographic API.
- *
- * s390 implementation of the SHA1 Secure Hash Algorithm.
- *
- * Derived from cryptoapi implementation, adapted for in-place
- * scatterlist interface. Originally based on the public domain
- * implementation written by Steve Reid.
- *
- * s390 Version:
- * Copyright IBM Corp. 2003, 2007
- * Author(s): Thomas Spatzier
- * Jan Glauber (jan.glauber@de.ibm.com)
- *
- * Derived from "crypto/sha1_generic.c"
- * Copyright (c) Alan Smithee.
- * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
- * Copyright (c) Jean-Francois Dive <jef@linuxbe.org>
- */
-#include <crypto/internal/hash.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/cpufeature.h>
-#include <crypto/sha1.h>
-#include <asm/cpacf.h>
-
-#include "sha.h"
-
-static int s390_sha1_init(struct shash_desc *desc)
-{
- struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
-
- sctx->state[0] = SHA1_H0;
- sctx->state[1] = SHA1_H1;
- sctx->state[2] = SHA1_H2;
- sctx->state[3] = SHA1_H3;
- sctx->state[4] = SHA1_H4;
- sctx->count = 0;
- sctx->func = CPACF_KIMD_SHA_1;
-
- return 0;
-}
-
-static int s390_sha1_export(struct shash_desc *desc, void *out)
-{
- struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
- struct sha1_state *octx = out;
-
- octx->count = sctx->count;
- memcpy(octx->state, sctx->state, sizeof(octx->state));
- memcpy(octx->buffer, sctx->buf, sizeof(octx->buffer));
- return 0;
-}
-
-static int s390_sha1_import(struct shash_desc *desc, const void *in)
-{
- struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
- const struct sha1_state *ictx = in;
-
- sctx->count = ictx->count;
- memcpy(sctx->state, ictx->state, sizeof(ictx->state));
- memcpy(sctx->buf, ictx->buffer, sizeof(ictx->buffer));
- sctx->func = CPACF_KIMD_SHA_1;
- return 0;
-}
-
-static struct shash_alg alg = {
- .digestsize = SHA1_DIGEST_SIZE,
- .init = s390_sha1_init,
- .update = s390_sha_update,
- .final = s390_sha_final,
- .export = s390_sha1_export,
- .import = s390_sha1_import,
- .descsize = sizeof(struct s390_sha_ctx),
- .statesize = sizeof(struct sha1_state),
- .base = {
- .cra_name = "sha1",
- .cra_driver_name= "sha1-s390",
- .cra_priority = 300,
- .cra_blocksize = SHA1_BLOCK_SIZE,
- .cra_module = THIS_MODULE,
- }
-};
-
-static int __init sha1_s390_init(void)
-{
- if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_1))
- return -ENODEV;
- return crypto_register_shash(&alg);
-}
-
-static void __exit sha1_s390_fini(void)
-{
- crypto_unregister_shash(&alg);
-}
-
-module_cpu_feature_match(S390_CPU_FEATURE_MSA, sha1_s390_init);
-module_exit(sha1_s390_fini);
-
-MODULE_ALIAS_CRYPTO("sha1");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("SHA1 Secure Hash Algorithm");