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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/x86/crypto/serpent-sse2.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/crypto/serpent-sse2.h')
-rw-r--r--arch/x86/crypto/serpent-sse2.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/x86/crypto/serpent-sse2.h b/arch/x86/crypto/serpent-sse2.h
new file mode 100644
index 0000000000..860ca24891
--- /dev/null
+++ b/arch/x86/crypto/serpent-sse2.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef ASM_X86_SERPENT_SSE2_H
+#define ASM_X86_SERPENT_SSE2_H
+
+#include <linux/crypto.h>
+#include <crypto/serpent.h>
+
+#ifdef CONFIG_X86_32
+
+#define SERPENT_PARALLEL_BLOCKS 4
+
+asmlinkage void __serpent_enc_blk_4way(const struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src, bool xor);
+asmlinkage void serpent_dec_blk_4way(const struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src);
+
+static inline void serpent_enc_blk_xway(const void *ctx, u8 *dst, const u8 *src)
+{
+ __serpent_enc_blk_4way(ctx, dst, src, false);
+}
+
+static inline void serpent_enc_blk_xway_xor(const struct serpent_ctx *ctx,
+ u8 *dst, const u8 *src)
+{
+ __serpent_enc_blk_4way(ctx, dst, src, true);
+}
+
+static inline void serpent_dec_blk_xway(const void *ctx, u8 *dst, const u8 *src)
+{
+ serpent_dec_blk_4way(ctx, dst, src);
+}
+
+#else
+
+#define SERPENT_PARALLEL_BLOCKS 8
+
+asmlinkage void __serpent_enc_blk_8way(const struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src, bool xor);
+asmlinkage void serpent_dec_blk_8way(const struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src);
+
+static inline void serpent_enc_blk_xway(const void *ctx, u8 *dst, const u8 *src)
+{
+ __serpent_enc_blk_8way(ctx, dst, src, false);
+}
+
+static inline void serpent_enc_blk_xway_xor(const struct serpent_ctx *ctx,
+ u8 *dst, const u8 *src)
+{
+ __serpent_enc_blk_8way(ctx, dst, src, true);
+}
+
+static inline void serpent_dec_blk_xway(const void *ctx, u8 *dst, const u8 *src)
+{
+ serpent_dec_blk_8way(ctx, dst, src);
+}
+
+#endif
+
+#endif