18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#ifndef ASM_X86_CAMELLIA_H 38c2ecf20Sopenharmony_ci#define ASM_X86_CAMELLIA_H 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#include <crypto/b128ops.h> 68c2ecf20Sopenharmony_ci#include <linux/crypto.h> 78c2ecf20Sopenharmony_ci#include <linux/kernel.h> 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#define CAMELLIA_MIN_KEY_SIZE 16 108c2ecf20Sopenharmony_ci#define CAMELLIA_MAX_KEY_SIZE 32 118c2ecf20Sopenharmony_ci#define CAMELLIA_BLOCK_SIZE 16 128c2ecf20Sopenharmony_ci#define CAMELLIA_TABLE_BYTE_LEN 272 138c2ecf20Sopenharmony_ci#define CAMELLIA_PARALLEL_BLOCKS 2 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_cistruct crypto_skcipher; 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_cistruct camellia_ctx { 188c2ecf20Sopenharmony_ci u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)]; 198c2ecf20Sopenharmony_ci u32 key_length; 208c2ecf20Sopenharmony_ci}; 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_cistruct camellia_xts_ctx { 238c2ecf20Sopenharmony_ci struct camellia_ctx tweak_ctx; 248c2ecf20Sopenharmony_ci struct camellia_ctx crypt_ctx; 258c2ecf20Sopenharmony_ci}; 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ciextern int __camellia_setkey(struct camellia_ctx *cctx, 288c2ecf20Sopenharmony_ci const unsigned char *key, 298c2ecf20Sopenharmony_ci unsigned int key_len); 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_ciextern int xts_camellia_setkey(struct crypto_skcipher *tfm, const u8 *key, 328c2ecf20Sopenharmony_ci unsigned int keylen); 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ci/* regular block cipher functions */ 358c2ecf20Sopenharmony_ciasmlinkage void __camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src, 368c2ecf20Sopenharmony_ci bool xor); 378c2ecf20Sopenharmony_ciasmlinkage void camellia_dec_blk(const void *ctx, u8 *dst, const u8 *src); 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ci/* 2-way parallel cipher functions */ 408c2ecf20Sopenharmony_ciasmlinkage void __camellia_enc_blk_2way(const void *ctx, u8 *dst, const u8 *src, 418c2ecf20Sopenharmony_ci bool xor); 428c2ecf20Sopenharmony_ciasmlinkage void camellia_dec_blk_2way(const void *ctx, u8 *dst, const u8 *src); 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_ci/* 16-way parallel cipher functions (avx/aes-ni) */ 458c2ecf20Sopenharmony_ciasmlinkage void camellia_ecb_enc_16way(const void *ctx, u8 *dst, const u8 *src); 468c2ecf20Sopenharmony_ciasmlinkage void camellia_ecb_dec_16way(const void *ctx, u8 *dst, const u8 *src); 478c2ecf20Sopenharmony_ci 488c2ecf20Sopenharmony_ciasmlinkage void camellia_cbc_dec_16way(const void *ctx, u8 *dst, const u8 *src); 498c2ecf20Sopenharmony_ciasmlinkage void camellia_ctr_16way(const void *ctx, u8 *dst, const u8 *src, 508c2ecf20Sopenharmony_ci le128 *iv); 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ciasmlinkage void camellia_xts_enc_16way(const void *ctx, u8 *dst, const u8 *src, 538c2ecf20Sopenharmony_ci le128 *iv); 548c2ecf20Sopenharmony_ciasmlinkage void camellia_xts_dec_16way(const void *ctx, u8 *dst, const u8 *src, 558c2ecf20Sopenharmony_ci le128 *iv); 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_cistatic inline void camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src) 588c2ecf20Sopenharmony_ci{ 598c2ecf20Sopenharmony_ci __camellia_enc_blk(ctx, dst, src, false); 608c2ecf20Sopenharmony_ci} 618c2ecf20Sopenharmony_ci 628c2ecf20Sopenharmony_cistatic inline void camellia_enc_blk_xor(const void *ctx, u8 *dst, const u8 *src) 638c2ecf20Sopenharmony_ci{ 648c2ecf20Sopenharmony_ci __camellia_enc_blk(ctx, dst, src, true); 658c2ecf20Sopenharmony_ci} 668c2ecf20Sopenharmony_ci 678c2ecf20Sopenharmony_cistatic inline void camellia_enc_blk_2way(const void *ctx, u8 *dst, 688c2ecf20Sopenharmony_ci const u8 *src) 698c2ecf20Sopenharmony_ci{ 708c2ecf20Sopenharmony_ci __camellia_enc_blk_2way(ctx, dst, src, false); 718c2ecf20Sopenharmony_ci} 728c2ecf20Sopenharmony_ci 738c2ecf20Sopenharmony_cistatic inline void camellia_enc_blk_xor_2way(const void *ctx, u8 *dst, 748c2ecf20Sopenharmony_ci const u8 *src) 758c2ecf20Sopenharmony_ci{ 768c2ecf20Sopenharmony_ci __camellia_enc_blk_2way(ctx, dst, src, true); 778c2ecf20Sopenharmony_ci} 788c2ecf20Sopenharmony_ci 798c2ecf20Sopenharmony_ci/* glue helpers */ 808c2ecf20Sopenharmony_ciextern void camellia_decrypt_cbc_2way(const void *ctx, u8 *dst, const u8 *src); 818c2ecf20Sopenharmony_ciextern void camellia_crypt_ctr(const void *ctx, u8 *dst, const u8 *src, 828c2ecf20Sopenharmony_ci le128 *iv); 838c2ecf20Sopenharmony_ciextern void camellia_crypt_ctr_2way(const void *ctx, u8 *dst, const u8 *src, 848c2ecf20Sopenharmony_ci le128 *iv); 858c2ecf20Sopenharmony_ci 868c2ecf20Sopenharmony_ciextern void camellia_xts_enc(const void *ctx, u8 *dst, const u8 *src, 878c2ecf20Sopenharmony_ci le128 *iv); 888c2ecf20Sopenharmony_ciextern void camellia_xts_dec(const void *ctx, u8 *dst, const u8 *src, 898c2ecf20Sopenharmony_ci le128 *iv); 908c2ecf20Sopenharmony_ci 918c2ecf20Sopenharmony_ci#endif /* ASM_X86_CAMELLIA_H */ 92