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Diffstat (limited to 'arch/x86/include/asm/serpent.h')
-rw-r--r--arch/x86/include/asm/serpent.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/x86/include/asm/serpent.h b/arch/x86/include/asm/serpent.h
index b7fd3b595b2..d3ef63fe0c8 100644
--- a/arch/x86/include/asm/serpent.h
+++ b/arch/x86/include/asm/serpent.h
@@ -4,6 +4,35 @@
#include <linux/crypto.h>
#include <crypto/serpent.h>
+#ifdef CONFIG_X86_32
+
+#define SERPENT_PARALLEL_BLOCKS 4
+
+asmlinkage void __serpent_enc_blk_4way(struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src, bool xor);
+asmlinkage void serpent_dec_blk_4way(struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src);
+
+static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ __serpent_enc_blk_4way(ctx, dst, src, false);
+}
+
+static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst,
+ const u8 *src)
+{
+ __serpent_enc_blk_4way(ctx, dst, src, true);
+}
+
+static inline void serpent_dec_blk_xway(struct serpent_ctx *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(struct serpent_ctx *ctx, u8 *dst,
@@ -30,3 +59,5 @@ static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst,
}
#endif
+
+#endif