diff options
Diffstat (limited to 'crypto/crc64_rocksoft_generic.c')
-rw-r--r-- | crypto/crc64_rocksoft_generic.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/crypto/crc64_rocksoft_generic.c b/crypto/crc64_rocksoft_generic.c deleted file mode 100644 index ce0f3059b912..000000000000 --- a/crypto/crc64_rocksoft_generic.c +++ /dev/null @@ -1,89 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only - -#include <linux/crc64.h> -#include <linux/module.h> -#include <crypto/internal/hash.h> -#include <linux/unaligned.h> - -static int chksum_init(struct shash_desc *desc) -{ - u64 *crc = shash_desc_ctx(desc); - - *crc = 0; - - return 0; -} - -static int chksum_update(struct shash_desc *desc, const u8 *data, - unsigned int length) -{ - u64 *crc = shash_desc_ctx(desc); - - *crc = crc64_rocksoft_generic(*crc, data, length); - - return 0; -} - -static int chksum_final(struct shash_desc *desc, u8 *out) -{ - u64 *crc = shash_desc_ctx(desc); - - put_unaligned_le64(*crc, out); - return 0; -} - -static int __chksum_finup(u64 crc, const u8 *data, unsigned int len, u8 *out) -{ - crc = crc64_rocksoft_generic(crc, data, len); - put_unaligned_le64(crc, out); - return 0; -} - -static int chksum_finup(struct shash_desc *desc, const u8 *data, - unsigned int len, u8 *out) -{ - u64 *crc = shash_desc_ctx(desc); - - return __chksum_finup(*crc, data, len, out); -} - -static int chksum_digest(struct shash_desc *desc, const u8 *data, - unsigned int length, u8 *out) -{ - return __chksum_finup(0, data, length, out); -} - -static struct shash_alg alg = { - .digestsize = sizeof(u64), - .init = chksum_init, - .update = chksum_update, - .final = chksum_final, - .finup = chksum_finup, - .digest = chksum_digest, - .descsize = sizeof(u64), - .base = { - .cra_name = CRC64_ROCKSOFT_STRING, - .cra_driver_name = "crc64-rocksoft-generic", - .cra_priority = 200, - .cra_blocksize = 1, - .cra_module = THIS_MODULE, - } -}; - -static int __init crc64_rocksoft_init(void) -{ - return crypto_register_shash(&alg); -} - -static void __exit crc64_rocksoft_exit(void) -{ - crypto_unregister_shash(&alg); -} - -module_init(crc64_rocksoft_init); -module_exit(crc64_rocksoft_exit); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Rocksoft model CRC64 calculation."); -MODULE_ALIAS_CRYPTO("crc64-rocksoft"); -MODULE_ALIAS_CRYPTO("crc64-rocksoft-generic"); |