diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/s390/crypto/sha512_s390.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/s390/crypto/sha512_s390.c | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/ANDROID_3.4.5/arch/s390/crypto/sha512_s390.c b/ANDROID_3.4.5/arch/s390/crypto/sha512_s390.c deleted file mode 100644 index 32a81383..00000000 --- a/ANDROID_3.4.5/arch/s390/crypto/sha512_s390.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * Cryptographic API. - * - * s390 implementation of the SHA512 and SHA38 Secure Hash Algorithm. - * - * Copyright IBM Corp. 2007 - * Author(s): Jan Glauber (jang@de.ibm.com) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - */ -#include <crypto/internal/hash.h> -#include <crypto/sha.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/module.h> - -#include "sha.h" -#include "crypt_s390.h" - -static int sha512_init(struct shash_desc *desc) -{ - struct s390_sha_ctx *ctx = shash_desc_ctx(desc); - - *(__u64 *)&ctx->state[0] = 0x6a09e667f3bcc908ULL; - *(__u64 *)&ctx->state[2] = 0xbb67ae8584caa73bULL; - *(__u64 *)&ctx->state[4] = 0x3c6ef372fe94f82bULL; - *(__u64 *)&ctx->state[6] = 0xa54ff53a5f1d36f1ULL; - *(__u64 *)&ctx->state[8] = 0x510e527fade682d1ULL; - *(__u64 *)&ctx->state[10] = 0x9b05688c2b3e6c1fULL; - *(__u64 *)&ctx->state[12] = 0x1f83d9abfb41bd6bULL; - *(__u64 *)&ctx->state[14] = 0x5be0cd19137e2179ULL; - ctx->count = 0; - ctx->func = KIMD_SHA_512; - - return 0; -} - -static int sha512_export(struct shash_desc *desc, void *out) -{ - struct s390_sha_ctx *sctx = shash_desc_ctx(desc); - struct sha512_state *octx = out; - - octx->count[0] = sctx->count; - octx->count[1] = 0; - memcpy(octx->state, sctx->state, sizeof(octx->state)); - memcpy(octx->buf, sctx->buf, sizeof(octx->buf)); - return 0; -} - -static int sha512_import(struct shash_desc *desc, const void *in) -{ - struct s390_sha_ctx *sctx = shash_desc_ctx(desc); - const struct sha512_state *ictx = in; - - if (unlikely(ictx->count[1])) - return -ERANGE; - sctx->count = ictx->count[0]; - - memcpy(sctx->state, ictx->state, sizeof(ictx->state)); - memcpy(sctx->buf, ictx->buf, sizeof(ictx->buf)); - sctx->func = KIMD_SHA_512; - return 0; -} - -static struct shash_alg sha512_alg = { - .digestsize = SHA512_DIGEST_SIZE, - .init = sha512_init, - .update = s390_sha_update, - .final = s390_sha_final, - .export = sha512_export, - .import = sha512_import, - .descsize = sizeof(struct s390_sha_ctx), - .statesize = sizeof(struct sha512_state), - .base = { - .cra_name = "sha512", - .cra_driver_name= "sha512-s390", - .cra_priority = CRYPT_S390_PRIORITY, - .cra_flags = CRYPTO_ALG_TYPE_SHASH, - .cra_blocksize = SHA512_BLOCK_SIZE, - .cra_module = THIS_MODULE, - } -}; - -MODULE_ALIAS("sha512"); - -static int sha384_init(struct shash_desc *desc) -{ - struct s390_sha_ctx *ctx = shash_desc_ctx(desc); - - *(__u64 *)&ctx->state[0] = 0xcbbb9d5dc1059ed8ULL; - *(__u64 *)&ctx->state[2] = 0x629a292a367cd507ULL; - *(__u64 *)&ctx->state[4] = 0x9159015a3070dd17ULL; - *(__u64 *)&ctx->state[6] = 0x152fecd8f70e5939ULL; - *(__u64 *)&ctx->state[8] = 0x67332667ffc00b31ULL; - *(__u64 *)&ctx->state[10] = 0x8eb44a8768581511ULL; - *(__u64 *)&ctx->state[12] = 0xdb0c2e0d64f98fa7ULL; - *(__u64 *)&ctx->state[14] = 0x47b5481dbefa4fa4ULL; - ctx->count = 0; - ctx->func = KIMD_SHA_512; - - return 0; -} - -static struct shash_alg sha384_alg = { - .digestsize = SHA384_DIGEST_SIZE, - .init = sha384_init, - .update = s390_sha_update, - .final = s390_sha_final, - .export = sha512_export, - .import = sha512_import, - .descsize = sizeof(struct s390_sha_ctx), - .statesize = sizeof(struct sha512_state), - .base = { - .cra_name = "sha384", - .cra_driver_name= "sha384-s390", - .cra_priority = CRYPT_S390_PRIORITY, - .cra_flags = CRYPTO_ALG_TYPE_SHASH, - .cra_blocksize = SHA384_BLOCK_SIZE, - .cra_ctxsize = sizeof(struct s390_sha_ctx), - .cra_module = THIS_MODULE, - } -}; - -MODULE_ALIAS("sha384"); - -static int __init init(void) -{ - int ret; - - if (!crypt_s390_func_available(KIMD_SHA_512, CRYPT_S390_MSA)) - return -EOPNOTSUPP; - if ((ret = crypto_register_shash(&sha512_alg)) < 0) - goto out; - if ((ret = crypto_register_shash(&sha384_alg)) < 0) - crypto_unregister_shash(&sha512_alg); -out: - return ret; -} - -static void __exit fini(void) -{ - crypto_unregister_shash(&sha512_alg); - crypto_unregister_shash(&sha384_alg); -} - -module_init(init); -module_exit(fini); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("SHA512 and SHA-384 Secure Hash Algorithm"); |