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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/x86/crypto/camellia.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/crypto/camellia.h')
-rw-r--r--arch/x86/crypto/camellia.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/x86/crypto/camellia.h b/arch/x86/crypto/camellia.h
new file mode 100644
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+++ b/arch/x86/crypto/camellia.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef ASM_X86_CAMELLIA_H
+#define ASM_X86_CAMELLIA_H
+
+#include <crypto/b128ops.h>
+#include <linux/crypto.h>
+#include <linux/kernel.h>
+
+#define CAMELLIA_MIN_KEY_SIZE 16
+#define CAMELLIA_MAX_KEY_SIZE 32
+#define CAMELLIA_BLOCK_SIZE 16
+#define CAMELLIA_TABLE_BYTE_LEN 272
+#define CAMELLIA_PARALLEL_BLOCKS 2
+
+struct crypto_skcipher;
+
+struct camellia_ctx {
+ u64 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u64)];
+ u32 key_length;
+};
+
+extern int __camellia_setkey(struct camellia_ctx *cctx,
+ const unsigned char *key,
+ unsigned int key_len);
+
+/* regular block cipher functions */
+asmlinkage void __camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src,
+ bool xor);
+asmlinkage void camellia_dec_blk(const void *ctx, u8 *dst, const u8 *src);
+
+/* 2-way parallel cipher functions */
+asmlinkage void __camellia_enc_blk_2way(const void *ctx, u8 *dst, const u8 *src,
+ bool xor);
+asmlinkage void camellia_dec_blk_2way(const void *ctx, u8 *dst, const u8 *src);
+
+/* 16-way parallel cipher functions (avx/aes-ni) */
+asmlinkage void camellia_ecb_enc_16way(const void *ctx, u8 *dst, const u8 *src);
+asmlinkage void camellia_ecb_dec_16way(const void *ctx, u8 *dst, const u8 *src);
+
+asmlinkage void camellia_cbc_dec_16way(const void *ctx, u8 *dst, const u8 *src);
+
+static inline void camellia_enc_blk(const void *ctx, u8 *dst, const u8 *src)
+{
+ __camellia_enc_blk(ctx, dst, src, false);
+}
+
+static inline void camellia_enc_blk_xor(const void *ctx, u8 *dst, const u8 *src)
+{
+ __camellia_enc_blk(ctx, dst, src, true);
+}
+
+static inline void camellia_enc_blk_2way(const void *ctx, u8 *dst,
+ const u8 *src)
+{
+ __camellia_enc_blk_2way(ctx, dst, src, false);
+}
+
+static inline void camellia_enc_blk_xor_2way(const void *ctx, u8 *dst,
+ const u8 *src)
+{
+ __camellia_enc_blk_2way(ctx, dst, src, true);
+}
+
+/* glue helpers */
+extern void camellia_decrypt_cbc_2way(const void *ctx, u8 *dst, const u8 *src);
+
+#endif /* ASM_X86_CAMELLIA_H */