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From:   "Jason A. Donenfeld" <Jason@zx2c4.com>
To:     linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        linux-crypto@vger.kernel.org, davem@davemloft.net,
        gregkh@linuxfoundation.org
Cc:     "Jason A. Donenfeld" <Jason@zx2c4.com>,
        Samuel Neves <sneves@dei.uc.pt>,
        Andy Lutomirski <luto@kernel.org>,
        Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
Subject: [PATCH net-next v6 09/23] zinc: Poly1305 generic C implementations and selftest
Date:   Tue, 25 Sep 2018 16:56:08 +0200
Message-Id: <20180925145622.29959-10-Jason@zx2c4.com>
In-Reply-To: <20180925145622.29959-1-Jason@zx2c4.com>
References: <20180925145622.29959-1-Jason@zx2c4.com>
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Sender: linux-kernel-owner@vger.kernel.org
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These two C implementations -- a 32x32 one and a 64x64 one, depending on
the platform -- come from Andrew Moon's public domain poly1305-donna
portable code, modified for usage in the kernel and for usage with
accelerated primitives.

Information: https://cr.yp.to/mac.html

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: Samuel Neves <sneves@dei.uc.pt>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Greg KH <gregkh@linuxfoundation.org>
Cc: Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
---
 include/zinc/poly1305.h              |   31 +
 lib/zinc/Kconfig                     |    3 +
 lib/zinc/Makefile                    |    3 +
 lib/zinc/poly1305/poly1305-donna32.h |  205 +++++
 lib/zinc/poly1305/poly1305-donna64.h |  182 +++++
 lib/zinc/poly1305/poly1305.c         |  155 ++++
 lib/zinc/selftest/poly1305.h         | 1112 ++++++++++++++++++++++++++
 7 files changed, 1691 insertions(+)
 create mode 100644 include/zinc/poly1305.h
 create mode 100644 lib/zinc/poly1305/poly1305-donna32.h
 create mode 100644 lib/zinc/poly1305/poly1305-donna64.h
 create mode 100644 lib/zinc/poly1305/poly1305.c
 create mode 100644 lib/zinc/selftest/poly1305.h

diff --git a/include/zinc/poly1305.h b/include/zinc/poly1305.h
new file mode 100644
index 000000000000..13fe0e50fc3c
--- /dev/null
+++ b/include/zinc/poly1305.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ */
+
+#ifndef _ZINC_POLY1305_H
+#define _ZINC_POLY1305_H
+
+#include <linux/simd.h>
+#include <linux/types.h>
+
+enum poly1305_lengths {
+	POLY1305_BLOCK_SIZE = 16,
+	POLY1305_KEY_SIZE = 32,
+	POLY1305_MAC_SIZE = 16
+};
+
+struct poly1305_ctx {
+	u8 opaque[24 * sizeof(u64)];
+	u32 nonce[4];
+	u8 data[POLY1305_BLOCK_SIZE];
+	size_t num;
+} __aligned(8);
+
+void poly1305_init(struct poly1305_ctx *ctx, const u8 key[POLY1305_KEY_SIZE]);
+void poly1305_update(struct poly1305_ctx *ctx, const u8 *input, size_t len,
+		     simd_context_t *simd_context);
+void poly1305_final(struct poly1305_ctx *ctx, u8 mac[POLY1305_MAC_SIZE],
+		    simd_context_t *simd_context);
+
+#endif /* _ZINC_POLY1305_H */
diff --git a/lib/zinc/Kconfig b/lib/zinc/Kconfig
index 1ca1ae1e9ea9..f9ef8f7e3c25 100644
--- a/lib/zinc/Kconfig
+++ b/lib/zinc/Kconfig
@@ -2,6 +2,9 @@ config ZINC_CHACHA20
 	tristate
 	select CRYPTO_ALGAPI
 
+config ZINC_POLY1305
+	tristate
+
 config ZINC_DEBUG
 	bool "Zinc cryptography library debugging and self-tests"
 	help
diff --git a/lib/zinc/Makefile b/lib/zinc/Makefile
index 60d568cf5206..6fc9626c55fa 100644
--- a/lib/zinc/Makefile
+++ b/lib/zinc/Makefile
@@ -9,3 +9,6 @@ zinc_chacha20-$(CONFIG_ZINC_ARCH_ARM64) += chacha20/chacha20-arm64.o
 zinc_chacha20-$(CONFIG_ZINC_ARCH_MIPS) += chacha20/chacha20-mips.o
 AFLAGS_chacha20-mips.o += -O2 # This is required to fill the branch delay slots
 obj-$(CONFIG_ZINC_CHACHA20) += zinc_chacha20.o
+
+zinc_poly1305-y := poly1305/poly1305.o
+obj-$(CONFIG_ZINC_POLY1305) += zinc_poly1305.o
diff --git a/lib/zinc/poly1305/poly1305-donna32.h b/lib/zinc/poly1305/poly1305-donna32.h
new file mode 100644
index 000000000000..2e7565dd9679
--- /dev/null
+++ b/lib/zinc/poly1305/poly1305-donna32.h
@@ -0,0 +1,205 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ *
+ * This is based in part on Andrew Moon's poly1305-donna, which is in the
+ * public domain.
+ */
+
+struct poly1305_internal {
+	u32 h[5];
+	u32 r[5];
+	u32 s[4];
+};
+
+static void poly1305_init_generic(void *ctx, const u8 key[16])
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+
+	/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
+	st->r[0] = (get_unaligned_le32(&key[0])) & 0x3ffffff;
+	st->r[1] = (get_unaligned_le32(&key[3]) >> 2) & 0x3ffff03;
+	st->r[2] = (get_unaligned_le32(&key[6]) >> 4) & 0x3ffc0ff;
+	st->r[3] = (get_unaligned_le32(&key[9]) >> 6) & 0x3f03fff;
+	st->r[4] = (get_unaligned_le32(&key[12]) >> 8) & 0x00fffff;
+
+	/* s = 5*r */
+	st->s[0] = st->r[1] * 5;
+	st->s[1] = st->r[2] * 5;
+	st->s[2] = st->r[3] * 5;
+	st->s[3] = st->r[4] * 5;
+
+	/* h = 0 */
+	st->h[0] = 0;
+	st->h[1] = 0;
+	st->h[2] = 0;
+	st->h[3] = 0;
+	st->h[4] = 0;
+}
+
+static void poly1305_blocks_generic(void *ctx, const u8 *input, size_t len,
+				    const u32 padbit)
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+	const u32 hibit = padbit << 24;
+	u32 r0, r1, r2, r3, r4;
+	u32 s1, s2, s3, s4;
+	u32 h0, h1, h2, h3, h4;
+	u64 d0, d1, d2, d3, d4;
+	u32 c;
+
+	r0 = st->r[0];
+	r1 = st->r[1];
+	r2 = st->r[2];
+	r3 = st->r[3];
+	r4 = st->r[4];
+
+	s1 = st->s[0];
+	s2 = st->s[1];
+	s3 = st->s[2];
+	s4 = st->s[3];
+
+	h0 = st->h[0];
+	h1 = st->h[1];
+	h2 = st->h[2];
+	h3 = st->h[3];
+	h4 = st->h[4];
+
+	while (len >= POLY1305_BLOCK_SIZE) {
+		/* h += m[i] */
+		h0 += (get_unaligned_le32(&input[0])) & 0x3ffffff;
+		h1 += (get_unaligned_le32(&input[3]) >> 2) & 0x3ffffff;
+		h2 += (get_unaligned_le32(&input[6]) >> 4) & 0x3ffffff;
+		h3 += (get_unaligned_le32(&input[9]) >> 6) & 0x3ffffff;
+		h4 += (get_unaligned_le32(&input[12]) >> 8) | hibit;
+
+		/* h *= r */
+		d0 = ((u64)h0 * r0) + ((u64)h1 * s4) +
+		     ((u64)h2 * s3) + ((u64)h3 * s2) +
+		     ((u64)h4 * s1);
+		d1 = ((u64)h0 * r1) + ((u64)h1 * r0) +
+		     ((u64)h2 * s4) + ((u64)h3 * s3) +
+		     ((u64)h4 * s2);
+		d2 = ((u64)h0 * r2) + ((u64)h1 * r1) +
+		     ((u64)h2 * r0) + ((u64)h3 * s4) +
+		     ((u64)h4 * s3);
+		d3 = ((u64)h0 * r3) + ((u64)h1 * r2) +
+		     ((u64)h2 * r1) + ((u64)h3 * r0) +
+		     ((u64)h4 * s4);
+		d4 = ((u64)h0 * r4) + ((u64)h1 * r3) +
+		     ((u64)h2 * r2) + ((u64)h3 * r1) +
+		     ((u64)h4 * r0);
+
+		/* (partial) h %= p */
+		c = (u32)(d0 >> 26);
+		h0 = (u32)d0 & 0x3ffffff;
+		d1 += c;
+		c = (u32)(d1 >> 26);
+		h1 = (u32)d1 & 0x3ffffff;
+		d2 += c;
+		c = (u32)(d2 >> 26);
+		h2 = (u32)d2 & 0x3ffffff;
+		d3 += c;
+		c = (u32)(d3 >> 26);
+		h3 = (u32)d3 & 0x3ffffff;
+		d4 += c;
+		c = (u32)(d4 >> 26);
+		h4 = (u32)d4 & 0x3ffffff;
+		h0 += c * 5;
+		c = (h0 >> 26);
+		h0 = h0 & 0x3ffffff;
+		h1 += c;
+
+		input += POLY1305_BLOCK_SIZE;
+		len -= POLY1305_BLOCK_SIZE;
+	}
+
+	st->h[0] = h0;
+	st->h[1] = h1;
+	st->h[2] = h2;
+	st->h[3] = h3;
+	st->h[4] = h4;
+}
+
+static void poly1305_emit_generic(void *ctx, u8 mac[16], const u32 nonce[4])
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+	u32 h0, h1, h2, h3, h4, c;
+	u32 g0, g1, g2, g3, g4;
+	u64 f;
+	u32 mask;
+
+	/* fully carry h */
+	h0 = st->h[0];
+	h1 = st->h[1];
+	h2 = st->h[2];
+	h3 = st->h[3];
+	h4 = st->h[4];
+
+	c = h1 >> 26;
+	h1 = h1 & 0x3ffffff;
+	h2 += c;
+	c = h2 >> 26;
+	h2 = h2 & 0x3ffffff;
+	h3 += c;
+	c = h3 >> 26;
+	h3 = h3 & 0x3ffffff;
+	h4 += c;
+	c = h4 >> 26;
+	h4 = h4 & 0x3ffffff;
+	h0 += c * 5;
+	c = h0 >> 26;
+	h0 = h0 & 0x3ffffff;
+	h1 += c;
+
+	/* compute h + -p */
+	g0 = h0 + 5;
+	c = g0 >> 26;
+	g0 &= 0x3ffffff;
+	g1 = h1 + c;
+	c = g1 >> 26;
+	g1 &= 0x3ffffff;
+	g2 = h2 + c;
+	c = g2 >> 26;
+	g2 &= 0x3ffffff;
+	g3 = h3 + c;
+	c = g3 >> 26;
+	g3 &= 0x3ffffff;
+	g4 = h4 + c - (1UL << 26);
+
+	/* select h if h < p, or h + -p if h >= p */
+	mask = (g4 >> ((sizeof(u32) * 8) - 1)) - 1;
+	g0 &= mask;
+	g1 &= mask;
+	g2 &= mask;
+	g3 &= mask;
+	g4 &= mask;
+	mask = ~mask;
+
+	h0 = (h0 & mask) | g0;
+	h1 = (h1 & mask) | g1;
+	h2 = (h2 & mask) | g2;
+	h3 = (h3 & mask) | g3;
+	h4 = (h4 & mask) | g4;
+
+	/* h = h % (2^128) */
+	h0 = ((h0) | (h1 << 26)) & 0xffffffff;
+	h1 = ((h1 >> 6) | (h2 << 20)) & 0xffffffff;
+	h2 = ((h2 >> 12) | (h3 << 14)) & 0xffffffff;
+	h3 = ((h3 >> 18) | (h4 << 8)) & 0xffffffff;
+
+	/* mac = (h + nonce) % (2^128) */
+	f = (u64)h0 + nonce[0];
+	h0 = (u32)f;
+	f = (u64)h1 + nonce[1] + (f >> 32);
+	h1 = (u32)f;
+	f = (u64)h2 + nonce[2] + (f >> 32);
+	h2 = (u32)f;
+	f = (u64)h3 + nonce[3] + (f >> 32);
+	h3 = (u32)f;
+
+	put_unaligned_le32(h0, &mac[0]);
+	put_unaligned_le32(h1, &mac[4]);
+	put_unaligned_le32(h2, &mac[8]);
+	put_unaligned_le32(h3, &mac[12]);
+}
diff --git a/lib/zinc/poly1305/poly1305-donna64.h b/lib/zinc/poly1305/poly1305-donna64.h
new file mode 100644
index 000000000000..7850e0a11600
--- /dev/null
+++ b/lib/zinc/poly1305/poly1305-donna64.h
@@ -0,0 +1,182 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ *
+ * This is based in part on Andrew Moon's poly1305-donna, which is in the
+ * public domain.
+ */
+
+typedef __uint128_t u128;
+
+struct poly1305_internal {
+	u64 r[3];
+	u64 h[3];
+	u64 s[2];
+};
+
+static void poly1305_init_generic(void *ctx, const u8 key[16])
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+	u64 t0, t1;
+
+	/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
+	t0 = get_unaligned_le64(&key[0]);
+	t1 = get_unaligned_le64(&key[8]);
+
+	st->r[0] = t0 & 0xffc0fffffff;
+	st->r[1] = ((t0 >> 44) | (t1 << 20)) & 0xfffffc0ffff;
+	st->r[2] = ((t1 >> 24)) & 0x00ffffffc0f;
+
+	/* s = 20*r */
+	st->s[0] = st->r[1] * 20;
+	st->s[1] = st->r[2] * 20;
+
+	/* h = 0 */
+	st->h[0] = 0;
+	st->h[1] = 0;
+	st->h[2] = 0;
+}
+
+static void poly1305_blocks_generic(void *ctx, const u8 *input, size_t len,
+				    const u32 padbit)
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+	const u64 hibit = ((u64)padbit) << 40;
+	u64 r0, r1, r2;
+	u64 s1, s2;
+	u64 h0, h1, h2;
+	u64 c;
+	u128 d0, d1, d2, d;
+
+	r0 = st->r[0];
+	r1 = st->r[1];
+	r2 = st->r[2];
+
+	h0 = st->h[0];
+	h1 = st->h[1];
+	h2 = st->h[2];
+
+	s1 = st->s[0];
+	s2 = st->s[1];
+
+	while (len >= POLY1305_BLOCK_SIZE) {
+		u64 t0, t1;
+
+		/* h += m[i] */
+		t0 = get_unaligned_le64(&input[0]);
+		t1 = get_unaligned_le64(&input[8]);
+
+		h0 += t0 & 0xfffffffffff;
+		h1 += ((t0 >> 44) | (t1 << 20)) & 0xfffffffffff;
+		h2 += (((t1 >> 24)) & 0x3ffffffffff) | hibit;
+
+		/* h *= r */
+		d0 = (u128)h0 * r0;
+		d = (u128)h1 * s2;
+		d0 += d;
+		d = (u128)h2 * s1;
+		d0 += d;
+		d1 = (u128)h0 * r1;
+		d = (u128)h1 * r0;
+		d1 += d;
+		d = (u128)h2 * s2;
+		d1 += d;
+		d2 = (u128)h0 * r2;
+		d = (u128)h1 * r1;
+		d2 += d;
+		d = (u128)h2 * r0;
+		d2 += d;
+
+		/* (partial) h %= p */
+		c = (u64)(d0 >> 44);
+		h0 = (u64)d0 & 0xfffffffffff;
+		d1 += c;
+		c = (u64)(d1 >> 44);
+		h1 = (u64)d1 & 0xfffffffffff;
+		d2 += c;
+		c = (u64)(d2 >> 42);
+		h2 = (u64)d2 & 0x3ffffffffff;
+		h0 += c * 5;
+		c = h0 >> 44;
+		h0 = h0 & 0xfffffffffff;
+		h1 += c;
+
+		input += POLY1305_BLOCK_SIZE;
+		len -= POLY1305_BLOCK_SIZE;
+	}
+
+	st->h[0] = h0;
+	st->h[1] = h1;
+	st->h[2] = h2;
+}
+
+static void poly1305_emit_generic(void *ctx, u8 mac[16], const u32 nonce[4])
+{
+	struct poly1305_internal *st = (struct poly1305_internal *)ctx;
+	u64 h0, h1, h2, c;
+	u64 g0, g1, g2;
+	u64 t0, t1;
+
+	/* fully carry h */
+	h0 = st->h[0];
+	h1 = st->h[1];
+	h2 = st->h[2];
+
+	c = h1 >> 44;
+	h1 &= 0xfffffffffff;
+	h2 += c;
+	c = h2 >> 42;
+	h2 &= 0x3ffffffffff;
+	h0 += c * 5;
+	c = h0 >> 44;
+	h0 &= 0xfffffffffff;
+	h1 += c;
+	c = h1 >> 44;
+	h1 &= 0xfffffffffff;
+	h2 += c;
+	c = h2 >> 42;
+	h2 &= 0x3ffffffffff;
+	h0 += c * 5;
+	c = h0 >> 44;
+	h0 &= 0xfffffffffff;
+	h1 += c;
+
+	/* compute h + -p */
+	g0 = h0 + 5;
+	c  = g0 >> 44;
+	g0 &= 0xfffffffffff;
+	g1 = h1 + c;
+	c  = g1 >> 44;
+	g1 &= 0xfffffffffff;
+	g2 = h2 + c - (1ULL << 42);
+
+	/* select h if h < p, or h + -p if h >= p */
+	c = (g2 >> ((sizeof(u64) * 8) - 1)) - 1;
+	g0 &= c;
+	g1 &= c;
+	g2 &= c;
+	c  = ~c;
+	h0 = (h0 & c) | g0;
+	h1 = (h1 & c) | g1;
+	h2 = (h2 & c) | g2;
+
+	/* h = (h + nonce) */
+	t0 = ((u64)nonce[1] << 32) | nonce[0];
+	t1 = ((u64)nonce[3] << 32) | nonce[2];
+
+	h0 += t0 & 0xfffffffffff;
+	c = h0 >> 44;
+	h0 &= 0xfffffffffff;
+	h1 += (((t0 >> 44) | (t1 << 20)) & 0xfffffffffff) + c;
+	c = h1 >> 44;
+	h1 &= 0xfffffffffff;
+	h2 += (((t1 >> 24)) & 0x3ffffffffff) + c;
+	h2 &= 0x3ffffffffff;
+
+	/* mac = h % (2^128) */
+	h0 = h0 | (h1 << 44);
+	h1 = (h1 >> 20) | (h2 << 24);
+
+	put_unaligned_le64(h0, &mac[0]);
+	put_unaligned_le64(h1, &mac[8]);
+}
diff --git a/lib/zinc/poly1305/poly1305.c b/lib/zinc/poly1305/poly1305.c
new file mode 100644
index 000000000000..538abc359d1d
--- /dev/null
+++ b/lib/zinc/poly1305/poly1305.c
@@ -0,0 +1,155 @@
+// SPDX-License-Identifier: GPL-2.0 OR MIT
+/*
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ *
+ * Implementation of the Poly1305 message authenticator.
+ *
+ * Information: https://cr.yp.to/mac.html
+ */
+
+#include <zinc/poly1305.h>
+
+#include <asm/unaligned.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#ifndef HAVE_POLY1305_ARCH_IMPLEMENTATION
+static inline bool poly1305_init_arch(void *ctx,
+				      const u8 key[POLY1305_KEY_SIZE])
+{
+	return false;
+}
+static inline bool poly1305_blocks_arch(void *ctx, const u8 *input,
+					const size_t len, const u32 padbit,
+					simd_context_t *simd_context)
+{
+	return false;
+}
+static inline bool poly1305_emit_arch(void *ctx, u8 mac[POLY1305_MAC_SIZE],
+				      const u32 nonce[4],
+				      simd_context_t *simd_context)
+{
+	return false;
+}
+void __init poly1305_fpu_init(void)
+{
+}
+#endif
+
+#if defined(CONFIG_ARCH_SUPPORTS_INT128) && defined(__SIZEOF_INT128__)
+#include "poly1305-donna64.h"
+#else
+#include "poly1305-donna32.h"
+#endif
+
+void poly1305_init(struct poly1305_ctx *ctx, const u8 key[POLY1305_KEY_SIZE])
+{
+	ctx->nonce[0] = get_unaligned_le32(&key[16]);
+	ctx->nonce[1] = get_unaligned_le32(&key[20]);
+	ctx->nonce[2] = get_unaligned_le32(&key[24]);
+	ctx->nonce[3] = get_unaligned_le32(&key[28]);
+
+	if (!poly1305_init_arch(ctx->opaque, key))
+		poly1305_init_generic(ctx->opaque, key);
+
+	ctx->num = 0;
+}
+EXPORT_SYMBOL(poly1305_init);
+
+static inline void poly1305_blocks(void *ctx, const u8 *input, const size_t len,
+				   const u32 padbit,
+				   simd_context_t *simd_context)
+{
+	if (!poly1305_blocks_arch(ctx, input, len, padbit, simd_context))
+		poly1305_blocks_generic(ctx, input, len, padbit);
+}
+
+static inline void poly1305_emit(void *ctx, u8 mac[POLY1305_KEY_SIZE],
+				 const u32 nonce[4],
+				 simd_context_t *simd_context)
+{
+	if (!poly1305_emit_arch(ctx, mac, nonce, simd_context))
+		poly1305_emit_generic(ctx, mac, nonce);
+}
+
+void poly1305_update(struct poly1305_ctx *ctx, const u8 *input, size_t len,
+		     simd_context_t *simd_context)
+{
+	const size_t num = ctx->num;
+	size_t rem;
+
+	if (num) {
+		rem = POLY1305_BLOCK_SIZE - num;
+		if (len < rem) {
+			memcpy(ctx->data + num, input, len);
+			ctx->num = num + len;
+			return;
+		}
+		memcpy(ctx->data + num, input, rem);
+		poly1305_blocks(ctx->opaque, ctx->data, POLY1305_BLOCK_SIZE, 1,
+				simd_context);
+		input += rem;
+		len -= rem;
+	}
+
+	rem = len % POLY1305_BLOCK_SIZE;
+	len -= rem;
+
+	if (len >= POLY1305_BLOCK_SIZE) {
+		poly1305_blocks(ctx->opaque, input, len, 1, simd_context);
+		input += len;
+	}
+
+	if (rem)
+		memcpy(ctx->data, input, rem);
+
+	ctx->num = rem;
+}
+EXPORT_SYMBOL(poly1305_update);
+
+void poly1305_final(struct poly1305_ctx *ctx, u8 mac[POLY1305_MAC_SIZE],
+		    simd_context_t *simd_context)
+{
+	size_t num = ctx->num;
+
+	if (num) {
+		ctx->data[num++] = 1;
+		while (num < POLY1305_BLOCK_SIZE)
+			ctx->data[num++] = 0;
+		poly1305_blocks(ctx->opaque, ctx->data, POLY1305_BLOCK_SIZE, 0,
+				simd_context);
+	}
+
+	poly1305_emit(ctx->opaque, mac, ctx->nonce, simd_context);
+
+	memzero_explicit(ctx, sizeof(*ctx));
+}
+EXPORT_SYMBOL(poly1305_final);
+
+#include "../selftest/poly1305.h"
+
+static bool nosimd __initdata = false;
+
+static int __init mod_init(void)
+{
+	if (!nosimd)
+		poly1305_fpu_init();
+#ifdef DEBUG
+	if (!poly1305_selftest())
+		return -ENOTRECOVERABLE;
+#endif
+	return 0;
+}
+
+static void __exit mod_exit(void)
+{
+}
+
+module_param(nosimd, bool, 0);
+module_init(mod_init);
+module_exit(mod_exit);
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("Poly1305 one-time authenticator");
+MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");
diff --git a/lib/zinc/selftest/poly1305.h b/lib/zinc/selftest/poly1305.h
new file mode 100644
index 000000000000..e806ab2856fe
--- /dev/null
+++ b/lib/zinc/selftest/poly1305.h
@@ -0,0 +1,1112 @@
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ */
+
+#ifdef DEBUG
+struct poly1305_testvec {
+	const u8 *input, *output, *key;
+	size_t ilen;
+};
+
+/* RFC7539 */
+static const u8 input01[] __initconst = {
+	0x43, 0x72, 0x79, 0x70, 0x74, 0x6f, 0x67, 0x72,
+	0x61, 0x70, 0x68, 0x69, 0x63, 0x20, 0x46, 0x6f,
+	0x72, 0x75, 0x6d, 0x20, 0x52, 0x65, 0x73, 0x65,
+	0x61, 0x72, 0x63, 0x68, 0x20, 0x47, 0x72, 0x6f,
+	0x75, 0x70
+};
+static const u8 output01[] __initconst = {
+	0xa8, 0x06, 0x1d, 0xc1, 0x30, 0x51, 0x36, 0xc6,
+	0xc2, 0x2b, 0x8b, 0xaf, 0x0c, 0x01, 0x27, 0xa9
+};
+static const u8 key01[] __initconst = {
+	0x85, 0xd6, 0xbe, 0x78, 0x57, 0x55, 0x6d, 0x33,
+	0x7f, 0x44, 0x52, 0xfe, 0x42, 0xd5, 0x06, 0xa8,
+	0x01, 0x03, 0x80, 0x8a, 0xfb, 0x0d, 0xb2, 0xfd,
+	0x4a, 0xbf, 0xf6, 0xaf, 0x41, 0x49, 0xf5, 0x1b
+};
+
+/* "The Poly1305-AES message-authentication code" */
+static const u8 input02[] __initconst = {
+	0xf3, 0xf6
+};
+static const u8 output02[] __initconst = {
+	0xf4, 0xc6, 0x33, 0xc3, 0x04, 0x4f, 0xc1, 0x45,
+	0xf8, 0x4f, 0x33, 0x5c, 0xb8, 0x19, 0x53, 0xde
+};
+static const u8 key02[] __initconst = {
+	0x85, 0x1f, 0xc4, 0x0c, 0x34, 0x67, 0xac, 0x0b,
+	0xe0, 0x5c, 0xc2, 0x04, 0x04, 0xf3, 0xf7, 0x00,
+	0x58, 0x0b, 0x3b, 0x0f, 0x94, 0x47, 0xbb, 0x1e,
+	0x69, 0xd0, 0x95, 0xb5, 0x92, 0x8b, 0x6d, 0xbc
+};
+
+static const u8 input03[] __initconst = { };
+static const u8 output03[] __initconst = {
+	0xdd, 0x3f, 0xab, 0x22, 0x51, 0xf1, 0x1a, 0xc7,
+	0x59, 0xf0, 0x88, 0x71, 0x29, 0xcc, 0x2e, 0xe7
+};
+static const u8 key03[] __initconst = {
+	0xa0, 0xf3, 0x08, 0x00, 0x00, 0xf4, 0x64, 0x00,
+	0xd0, 0xc7, 0xe9, 0x07, 0x6c, 0x83, 0x44, 0x03,
+	0xdd, 0x3f, 0xab, 0x22, 0x51, 0xf1, 0x1a, 0xc7,
+	0x59, 0xf0, 0x88, 0x71, 0x29, 0xcc, 0x2e, 0xe7
+};
+
+static const u8 input04[] __initconst = {
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36
+};
+static const u8 output04[] __initconst = {
+	0x0e, 0xe1, 0xc1, 0x6b, 0xb7, 0x3f, 0x0f, 0x4f,
+	0xd1, 0x98, 0x81, 0x75, 0x3c, 0x01, 0xcd, 0xbe
+};
+static const u8 key04[] __initconst = {
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef
+};
+
+static const u8 input05[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9
+};
+static const u8 output05[] __initconst = {
+	0x51, 0x54, 0xad, 0x0d, 0x2c, 0xb2, 0x6e, 0x01,
+	0x27, 0x4f, 0xc5, 0x11, 0x48, 0x49, 0x1f, 0x1b
+};
+static const u8 key05[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+/* self-generated vectors exercise "significant" lengths, such that they
+ * are handled by different code paths */
+static const u8 input06[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf
+};
+static const u8 output06[] __initconst = {
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66
+};
+static const u8 key06[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input07[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67
+};
+static const u8 output07[] __initconst = {
+	0x5b, 0x88, 0xd7, 0xf6, 0x22, 0x8b, 0x11, 0xe2,
+	0xe2, 0x85, 0x79, 0xa5, 0xc0, 0xc1, 0xf7, 0x61
+};
+static const u8 key07[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input08[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36
+};
+static const u8 output08[] __initconst = {
+	0xbb, 0xb6, 0x13, 0xb2, 0xb6, 0xd7, 0x53, 0xba,
+	0x07, 0x39, 0x5b, 0x91, 0x6a, 0xae, 0xce, 0x15
+};
+static const u8 key08[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input09[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24
+};
+static const u8 output09[] __initconst = {
+	0xc7, 0x94, 0xd7, 0x05, 0x7d, 0x17, 0x78, 0xc4,
+	0xbb, 0xee, 0x0a, 0x39, 0xb3, 0xd9, 0x73, 0x42
+};
+static const u8 key09[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input10[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36
+};
+static const u8 output10[] __initconst = {
+	0xff, 0xbc, 0xb9, 0xb3, 0x71, 0x42, 0x31, 0x52,
+	0xd7, 0xfc, 0xa5, 0xad, 0x04, 0x2f, 0xba, 0xa9
+};
+static const u8 key10[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input11[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36,
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66
+};
+static const u8 output11[] __initconst = {
+	0x06, 0x9e, 0xd6, 0xb8, 0xef, 0x0f, 0x20, 0x7b,
+	0x3e, 0x24, 0x3b, 0xb1, 0x01, 0x9f, 0xe6, 0x32
+};
+static const u8 key11[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input12[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36,
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66,
+	0x5b, 0x88, 0xd7, 0xf6, 0x22, 0x8b, 0x11, 0xe2,
+	0xe2, 0x85, 0x79, 0xa5, 0xc0, 0xc1, 0xf7, 0x61
+};
+static const u8 output12[] __initconst = {
+	0xcc, 0xa3, 0x39, 0xd9, 0xa4, 0x5f, 0xa2, 0x36,
+	0x8c, 0x2c, 0x68, 0xb3, 0xa4, 0x17, 0x91, 0x33
+};
+static const u8 key12[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input13[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36,
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66,
+	0x5b, 0x88, 0xd7, 0xf6, 0x22, 0x8b, 0x11, 0xe2,
+	0xe2, 0x85, 0x79, 0xa5, 0xc0, 0xc1, 0xf7, 0x61,
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36
+};
+static const u8 output13[] __initconst = {
+	0x53, 0xf6, 0xe8, 0x28, 0xa2, 0xf0, 0xfe, 0x0e,
+	0xe8, 0x15, 0xbf, 0x0b, 0xd5, 0x84, 0x1a, 0x34
+};
+static const u8 key13[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+static const u8 input14[] __initconst = {
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36,
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66,
+	0x5b, 0x88, 0xd7, 0xf6, 0x22, 0x8b, 0x11, 0xe2,
+	0xe2, 0x85, 0x79, 0xa5, 0xc0, 0xc1, 0xf7, 0x61,
+	0xab, 0x08, 0x12, 0x72, 0x4a, 0x7f, 0x1e, 0x34,
+	0x27, 0x42, 0xcb, 0xed, 0x37, 0x4d, 0x94, 0xd1,
+	0x36, 0xc6, 0xb8, 0x79, 0x5d, 0x45, 0xb3, 0x81,
+	0x98, 0x30, 0xf2, 0xc0, 0x44, 0x91, 0xfa, 0xf0,
+	0x99, 0x0c, 0x62, 0xe4, 0x8b, 0x80, 0x18, 0xb2,
+	0xc3, 0xe4, 0xa0, 0xfa, 0x31, 0x34, 0xcb, 0x67,
+	0xfa, 0x83, 0xe1, 0x58, 0xc9, 0x94, 0xd9, 0x61,
+	0xc4, 0xcb, 0x21, 0x09, 0x5c, 0x1b, 0xf9, 0xaf,
+	0x48, 0x44, 0x3d, 0x0b, 0xb0, 0xd2, 0x11, 0x09,
+	0xc8, 0x9a, 0x10, 0x0b, 0x5c, 0xe2, 0xc2, 0x08,
+	0x83, 0x14, 0x9c, 0x69, 0xb5, 0x61, 0xdd, 0x88,
+	0x29, 0x8a, 0x17, 0x98, 0xb1, 0x07, 0x16, 0xef,
+	0x66, 0x3c, 0xea, 0x19, 0x0f, 0xfb, 0x83, 0xd8,
+	0x95, 0x93, 0xf3, 0xf4, 0x76, 0xb6, 0xbc, 0x24,
+	0xd7, 0xe6, 0x79, 0x10, 0x7e, 0xa2, 0x6a, 0xdb,
+	0x8c, 0xaf, 0x66, 0x52, 0xd0, 0x65, 0x61, 0x36,
+	0x81, 0x20, 0x59, 0xa5, 0xda, 0x19, 0x86, 0x37,
+	0xca, 0xc7, 0xc4, 0xa6, 0x31, 0xbe, 0xe4, 0x66,
+	0x5b, 0x88, 0xd7, 0xf6, 0x22, 0x8b, 0x11, 0xe2,
+	0xe2, 0x85, 0x79, 0xa5, 0xc0, 0xc1, 0xf7, 0x61
+};
+static const u8 output14[] __initconst = {
+	0xb8, 0x46, 0xd4, 0x4e, 0x9b, 0xbd, 0x53, 0xce,
+	0xdf, 0xfb, 0xfb, 0xb6, 0xb7, 0xfa, 0x49, 0x33
+};
+static const u8 key14[] __initconst = {
+	0x12, 0x97, 0x6a, 0x08, 0xc4, 0x42, 0x6d, 0x0c,
+	0xe8, 0xa8, 0x24, 0x07, 0xc4, 0xf4, 0x82, 0x07,
+	0x80, 0xf8, 0xc2, 0x0a, 0xa7, 0x12, 0x02, 0xd1,
+	0xe2, 0x91, 0x79, 0xcb, 0xcb, 0x55, 0x5a, 0x57
+};
+
+/* 4th power of the key spills to 131th bit in SIMD key setup */
+static const u8 input15[] __initconst = {
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+static const u8 output15[] __initconst = {
+	0x07, 0x14, 0x5a, 0x4c, 0x02, 0xfe, 0x5f, 0xa3,
+	0x20, 0x36, 0xde, 0x68, 0xfa, 0xbe, 0x90, 0x66
+};
+static const u8 key15[] __initconst = {
+	0xad, 0x62, 0x81, 0x07, 0xe8, 0x35, 0x1d, 0x0f,
+	0x2c, 0x23, 0x1a, 0x05, 0xdc, 0x4a, 0x41, 0x06,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* OpenSSL's poly1305_ieee754.c failed this in final stage */
+static const u8 input16[] __initconst = {
+	0x84, 0x23, 0x64, 0xe1, 0x56, 0x33, 0x6c, 0x09,
+	0x98, 0xb9, 0x33, 0xa6, 0x23, 0x77, 0x26, 0x18,
+	0x0d, 0x9e, 0x3f, 0xdc, 0xbd, 0xe4, 0xcd, 0x5d,
+	0x17, 0x08, 0x0f, 0xc3, 0xbe, 0xb4, 0x96, 0x14,
+	0xd7, 0x12, 0x2c, 0x03, 0x74, 0x63, 0xff, 0x10,
+	0x4d, 0x73, 0xf1, 0x9c, 0x12, 0x70, 0x46, 0x28,
+	0xd4, 0x17, 0xc4, 0xc5, 0x4a, 0x3f, 0xe3, 0x0d,
+	0x3c, 0x3d, 0x77, 0x14, 0x38, 0x2d, 0x43, 0xb0,
+	0x38, 0x2a, 0x50, 0xa5, 0xde, 0xe5, 0x4b, 0xe8,
+	0x44, 0xb0, 0x76, 0xe8, 0xdf, 0x88, 0x20, 0x1a,
+	0x1c, 0xd4, 0x3b, 0x90, 0xeb, 0x21, 0x64, 0x3f,
+	0xa9, 0x6f, 0x39, 0xb5, 0x18, 0xaa, 0x83, 0x40,
+	0xc9, 0x42, 0xff, 0x3c, 0x31, 0xba, 0xf7, 0xc9,
+	0xbd, 0xbf, 0x0f, 0x31, 0xae, 0x3f, 0xa0, 0x96,
+	0xbf, 0x8c, 0x63, 0x03, 0x06, 0x09, 0x82, 0x9f,
+	0xe7, 0x2e, 0x17, 0x98, 0x24, 0x89, 0x0b, 0xc8,
+	0xe0, 0x8c, 0x31, 0x5c, 0x1c, 0xce, 0x2a, 0x83,
+	0x14, 0x4d, 0xbb, 0xff, 0x09, 0xf7, 0x4e, 0x3e,
+	0xfc, 0x77, 0x0b, 0x54, 0xd0, 0x98, 0x4a, 0x8f,
+	0x19, 0xb1, 0x47, 0x19, 0xe6, 0x36, 0x35, 0x64,
+	0x1d, 0x6b, 0x1e, 0xed, 0xf6, 0x3e, 0xfb, 0xf0,
+	0x80, 0xe1, 0x78, 0x3d, 0x32, 0x44, 0x54, 0x12,
+	0x11, 0x4c, 0x20, 0xde, 0x0b, 0x83, 0x7a, 0x0d,
+	0xfa, 0x33, 0xd6, 0xb8, 0x28, 0x25, 0xff, 0xf4,
+	0x4c, 0x9a, 0x70, 0xea, 0x54, 0xce, 0x47, 0xf0,
+	0x7d, 0xf6, 0x98, 0xe6, 0xb0, 0x33, 0x23, 0xb5,
+	0x30, 0x79, 0x36, 0x4a, 0x5f, 0xc3, 0xe9, 0xdd,
+	0x03, 0x43, 0x92, 0xbd, 0xde, 0x86, 0xdc, 0xcd,
+	0xda, 0x94, 0x32, 0x1c, 0x5e, 0x44, 0x06, 0x04,
+	0x89, 0x33, 0x6c, 0xb6, 0x5b, 0xf3, 0x98, 0x9c,
+	0x36, 0xf7, 0x28, 0x2c, 0x2f, 0x5d, 0x2b, 0x88,
+	0x2c, 0x17, 0x1e, 0x74
+};
+static const u8 output16[] __initconst = {
+	0xf2, 0x48, 0x31, 0x2e, 0x57, 0x8d, 0x9d, 0x58,
+	0xf8, 0xb7, 0xbb, 0x4d, 0x19, 0x10, 0x54, 0x31
+};
+static const u8 key16[] __initconst = {
+	0x95, 0xd5, 0xc0, 0x05, 0x50, 0x3e, 0x51, 0x0d,
+	0x8c, 0xd0, 0xaa, 0x07, 0x2c, 0x4a, 0x4d, 0x06,
+	0x6e, 0xab, 0xc5, 0x2d, 0x11, 0x65, 0x3d, 0xf4,
+	0x7f, 0xbf, 0x63, 0xab, 0x19, 0x8b, 0xcc, 0x26
+};
+
+/* AVX2 in OpenSSL's poly1305-x86.pl failed this with 176+32 split */
+static const u8 input17[] __initconst = {
+	0x24, 0x8a, 0xc3, 0x10, 0x85, 0xb6, 0xc2, 0xad,
+	0xaa, 0xa3, 0x82, 0x59, 0xa0, 0xd7, 0x19, 0x2c,
+	0x5c, 0x35, 0xd1, 0xbb, 0x4e, 0xf3, 0x9a, 0xd9,
+	0x4c, 0x38, 0xd1, 0xc8, 0x24, 0x79, 0xe2, 0xdd,
+	0x21, 0x59, 0xa0, 0x77, 0x02, 0x4b, 0x05, 0x89,
+	0xbc, 0x8a, 0x20, 0x10, 0x1b, 0x50, 0x6f, 0x0a,
+	0x1a, 0xd0, 0xbb, 0xab, 0x76, 0xe8, 0x3a, 0x83,
+	0xf1, 0xb9, 0x4b, 0xe6, 0xbe, 0xae, 0x74, 0xe8,
+	0x74, 0xca, 0xb6, 0x92, 0xc5, 0x96, 0x3a, 0x75,
+	0x43, 0x6b, 0x77, 0x61, 0x21, 0xec, 0x9f, 0x62,
+	0x39, 0x9a, 0x3e, 0x66, 0xb2, 0xd2, 0x27, 0x07,
+	0xda, 0xe8, 0x19, 0x33, 0xb6, 0x27, 0x7f, 0x3c,
+	0x85, 0x16, 0xbc, 0xbe, 0x26, 0xdb, 0xbd, 0x86,
+	0xf3, 0x73, 0x10, 0x3d, 0x7c, 0xf4, 0xca, 0xd1,
+	0x88, 0x8c, 0x95, 0x21, 0x18, 0xfb, 0xfb, 0xd0,
+	0xd7, 0xb4, 0xbe, 0xdc, 0x4a, 0xe4, 0x93, 0x6a,
+	0xff, 0x91, 0x15, 0x7e, 0x7a, 0xa4, 0x7c, 0x54,
+	0x44, 0x2e, 0xa7, 0x8d, 0x6a, 0xc2, 0x51, 0xd3,
+	0x24, 0xa0, 0xfb, 0xe4, 0x9d, 0x89, 0xcc, 0x35,
+	0x21, 0xb6, 0x6d, 0x16, 0xe9, 0xc6, 0x6a, 0x37,
+	0x09, 0x89, 0x4e, 0x4e, 0xb0, 0xa4, 0xee, 0xdc,
+	0x4a, 0xe1, 0x94, 0x68, 0xe6, 0x6b, 0x81, 0xf2,
+	0x71, 0x35, 0x1b, 0x1d, 0x92, 0x1e, 0xa5, 0x51,
+	0x04, 0x7a, 0xbc, 0xc6, 0xb8, 0x7a, 0x90, 0x1f,
+	0xde, 0x7d, 0xb7, 0x9f, 0xa1, 0x81, 0x8c, 0x11,
+	0x33, 0x6d, 0xbc, 0x07, 0x24, 0x4a, 0x40, 0xeb
+};
+static const u8 output17[] __initconst = {
+	0xbc, 0x93, 0x9b, 0xc5, 0x28, 0x14, 0x80, 0xfa,
+	0x99, 0xc6, 0xd6, 0x8c, 0x25, 0x8e, 0xc4, 0x2f
+};
+static const u8 key17[] __initconst = {
+	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* test vectors from Google */
+static const u8 input18[] __initconst = { };
+static const u8 output18[] __initconst = {
+	0x47, 0x10, 0x13, 0x0e, 0x9f, 0x6f, 0xea, 0x8d,
+	0x72, 0x29, 0x38, 0x50, 0xa6, 0x67, 0xd8, 0x6c
+};
+static const u8 key18[] __initconst = {
+	0xc8, 0xaf, 0xaa, 0xc3, 0x31, 0xee, 0x37, 0x2c,
+	0xd6, 0x08, 0x2d, 0xe1, 0x34, 0x94, 0x3b, 0x17,
+	0x47, 0x10, 0x13, 0x0e, 0x9f, 0x6f, 0xea, 0x8d,
+	0x72, 0x29, 0x38, 0x50, 0xa6, 0x67, 0xd8, 0x6c
+};
+
+static const u8 input19[] __initconst = {
+	0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f,
+	0x72, 0x6c, 0x64, 0x21
+};
+static const u8 output19[] __initconst = {
+	0xa6, 0xf7, 0x45, 0x00, 0x8f, 0x81, 0xc9, 0x16,
+	0xa2, 0x0d, 0xcc, 0x74, 0xee, 0xf2, 0xb2, 0xf0
+};
+static const u8 key19[] __initconst = {
+	0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20,
+	0x33, 0x32, 0x2d, 0x62, 0x79, 0x74, 0x65, 0x20,
+	0x6b, 0x65, 0x79, 0x20, 0x66, 0x6f, 0x72, 0x20,
+	0x50, 0x6f, 0x6c, 0x79, 0x31, 0x33, 0x30, 0x35
+};
+
+static const u8 input20[] __initconst = {
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 output20[] __initconst = {
+	0x49, 0xec, 0x78, 0x09, 0x0e, 0x48, 0x1e, 0xc6,
+	0xc2, 0x6b, 0x33, 0xb9, 0x1c, 0xcc, 0x03, 0x07
+};
+static const u8 key20[] __initconst = {
+	0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20,
+	0x33, 0x32, 0x2d, 0x62, 0x79, 0x74, 0x65, 0x20,
+	0x6b, 0x65, 0x79, 0x20, 0x66, 0x6f, 0x72, 0x20,
+	0x50, 0x6f, 0x6c, 0x79, 0x31, 0x33, 0x30, 0x35
+};
+
+static const u8 input21[] __initconst = {
+	0x89, 0xda, 0xb8, 0x0b, 0x77, 0x17, 0xc1, 0xdb,
+	0x5d, 0xb4, 0x37, 0x86, 0x0a, 0x3f, 0x70, 0x21,
+	0x8e, 0x93, 0xe1, 0xb8, 0xf4, 0x61, 0xfb, 0x67,
+	0x7f, 0x16, 0xf3, 0x5f, 0x6f, 0x87, 0xe2, 0xa9,
+	0x1c, 0x99, 0xbc, 0x3a, 0x47, 0xac, 0xe4, 0x76,
+	0x40, 0xcc, 0x95, 0xc3, 0x45, 0xbe, 0x5e, 0xcc,
+	0xa5, 0xa3, 0x52, 0x3c, 0x35, 0xcc, 0x01, 0x89,
+	0x3a, 0xf0, 0xb6, 0x4a, 0x62, 0x03, 0x34, 0x27,
+	0x03, 0x72, 0xec, 0x12, 0x48, 0x2d, 0x1b, 0x1e,
+	0x36, 0x35, 0x61, 0x69, 0x8a, 0x57, 0x8b, 0x35,
+	0x98, 0x03, 0x49, 0x5b, 0xb4, 0xe2, 0xef, 0x19,
+	0x30, 0xb1, 0x7a, 0x51, 0x90, 0xb5, 0x80, 0xf1,
+	0x41, 0x30, 0x0d, 0xf3, 0x0a, 0xdb, 0xec, 0xa2,
+	0x8f, 0x64, 0x27, 0xa8, 0xbc, 0x1a, 0x99, 0x9f,
+	0xd5, 0x1c, 0x55, 0x4a, 0x01, 0x7d, 0x09, 0x5d,
+	0x8c, 0x3e, 0x31, 0x27, 0xda, 0xf9, 0xf5, 0x95
+};
+static const u8 output21[] __initconst = {
+	0xc8, 0x5d, 0x15, 0xed, 0x44, 0xc3, 0x78, 0xd6,
+	0xb0, 0x0e, 0x23, 0x06, 0x4c, 0x7b, 0xcd, 0x51
+};
+static const u8 key21[] __initconst = {
+	0x2d, 0x77, 0x3b, 0xe3, 0x7a, 0xdb, 0x1e, 0x4d,
+	0x68, 0x3b, 0xf0, 0x07, 0x5e, 0x79, 0xc4, 0xee,
+	0x03, 0x79, 0x18, 0x53, 0x5a, 0x7f, 0x99, 0xcc,
+	0xb7, 0x04, 0x0f, 0xb5, 0xf5, 0xf4, 0x3a, 0xea
+};
+
+static const u8 input22[] __initconst = {
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b,
+	0x17, 0x03, 0x03, 0x02, 0x00, 0x00, 0x00, 0x00,
+	0x06, 0xdb, 0x1f, 0x1f, 0x36, 0x8d, 0x69, 0x6a,
+	0x81, 0x0a, 0x34, 0x9c, 0x0c, 0x71, 0x4c, 0x9a,
+	0x5e, 0x78, 0x50, 0xc2, 0x40, 0x7d, 0x72, 0x1a,
+	0xcd, 0xed, 0x95, 0xe0, 0x18, 0xd7, 0xa8, 0x52,
+	0x66, 0xa6, 0xe1, 0x28, 0x9c, 0xdb, 0x4a, 0xeb,
+	0x18, 0xda, 0x5a, 0xc8, 0xa2, 0xb0, 0x02, 0x6d,
+	0x24, 0xa5, 0x9a, 0xd4, 0x85, 0x22, 0x7f, 0x3e,
+	0xae, 0xdb, 0xb2, 0xe7, 0xe3, 0x5e, 0x1c, 0x66,
+	0xcd, 0x60, 0xf9, 0xab, 0xf7, 0x16, 0xdc, 0xc9,
+	0xac, 0x42, 0x68, 0x2d, 0xd7, 0xda, 0xb2, 0x87,
+	0xa7, 0x02, 0x4c, 0x4e, 0xef, 0xc3, 0x21, 0xcc,
+	0x05, 0x74, 0xe1, 0x67, 0x93, 0xe3, 0x7c, 0xec,
+	0x03, 0xc5, 0xbd, 0xa4, 0x2b, 0x54, 0xc1, 0x14,
+	0xa8, 0x0b, 0x57, 0xaf, 0x26, 0x41, 0x6c, 0x7b,
+	0xe7, 0x42, 0x00, 0x5e, 0x20, 0x85, 0x5c, 0x73,
+	0xe2, 0x1d, 0xc8, 0xe2, 0xed, 0xc9, 0xd4, 0x35,
+	0xcb, 0x6f, 0x60, 0x59, 0x28, 0x00, 0x11, 0xc2,
+	0x70, 0xb7, 0x15, 0x70, 0x05, 0x1c, 0x1c, 0x9b,
+	0x30, 0x52, 0x12, 0x66, 0x20, 0xbc, 0x1e, 0x27,
+	0x30, 0xfa, 0x06, 0x6c, 0x7a, 0x50, 0x9d, 0x53,
+	0xc6, 0x0e, 0x5a, 0xe1, 0xb4, 0x0a, 0xa6, 0xe3,
+	0x9e, 0x49, 0x66, 0x92, 0x28, 0xc9, 0x0e, 0xec,
+	0xb4, 0xa5, 0x0d, 0xb3, 0x2a, 0x50, 0xbc, 0x49,
+	0xe9, 0x0b, 0x4f, 0x4b, 0x35, 0x9a, 0x1d, 0xfd,
+	0x11, 0x74, 0x9c, 0xd3, 0x86, 0x7f, 0xcf, 0x2f,
+	0xb7, 0xbb, 0x6c, 0xd4, 0x73, 0x8f, 0x6a, 0x4a,
+	0xd6, 0xf7, 0xca, 0x50, 0x58, 0xf7, 0x61, 0x88,
+	0x45, 0xaf, 0x9f, 0x02, 0x0f, 0x6c, 0x3b, 0x96,
+	0x7b, 0x8f, 0x4c, 0xd4, 0xa9, 0x1e, 0x28, 0x13,
+	0xb5, 0x07, 0xae, 0x66, 0xf2, 0xd3, 0x5c, 0x18,
+	0x28, 0x4f, 0x72, 0x92, 0x18, 0x60, 0x62, 0xe1,
+	0x0f, 0xd5, 0x51, 0x0d, 0x18, 0x77, 0x53, 0x51,
+	0xef, 0x33, 0x4e, 0x76, 0x34, 0xab, 0x47, 0x43,
+	0xf5, 0xb6, 0x8f, 0x49, 0xad, 0xca, 0xb3, 0x84,
+	0xd3, 0xfd, 0x75, 0xf7, 0x39, 0x0f, 0x40, 0x06,
+	0xef, 0x2a, 0x29, 0x5c, 0x8c, 0x7a, 0x07, 0x6a,
+	0xd5, 0x45, 0x46, 0xcd, 0x25, 0xd2, 0x10, 0x7f,
+	0xbe, 0x14, 0x36, 0xc8, 0x40, 0x92, 0x4a, 0xae,
+	0xbe, 0x5b, 0x37, 0x08, 0x93, 0xcd, 0x63, 0xd1,
+	0x32, 0x5b, 0x86, 0x16, 0xfc, 0x48, 0x10, 0x88,
+	0x6b, 0xc1, 0x52, 0xc5, 0x32, 0x21, 0xb6, 0xdf,
+	0x37, 0x31, 0x19, 0x39, 0x32, 0x55, 0xee, 0x72,
+	0xbc, 0xaa, 0x88, 0x01, 0x74, 0xf1, 0x71, 0x7f,
+	0x91, 0x84, 0xfa, 0x91, 0x64, 0x6f, 0x17, 0xa2,
+	0x4a, 0xc5, 0x5d, 0x16, 0xbf, 0xdd, 0xca, 0x95,
+	0x81, 0xa9, 0x2e, 0xda, 0x47, 0x92, 0x01, 0xf0,
+	0xed, 0xbf, 0x63, 0x36, 0x00, 0xd6, 0x06, 0x6d,
+	0x1a, 0xb3, 0x6d, 0x5d, 0x24, 0x15, 0xd7, 0x13,
+	0x51, 0xbb, 0xcd, 0x60, 0x8a, 0x25, 0x10, 0x8d,
+	0x25, 0x64, 0x19, 0x92, 0xc1, 0xf2, 0x6c, 0x53,
+	0x1c, 0xf9, 0xf9, 0x02, 0x03, 0xbc, 0x4c, 0xc1,
+	0x9f, 0x59, 0x27, 0xd8, 0x34, 0xb0, 0xa4, 0x71,
+	0x16, 0xd3, 0x88, 0x4b, 0xbb, 0x16, 0x4b, 0x8e,
+	0xc8, 0x83, 0xd1, 0xac, 0x83, 0x2e, 0x56, 0xb3,
+	0x91, 0x8a, 0x98, 0x60, 0x1a, 0x08, 0xd1, 0x71,
+	0x88, 0x15, 0x41, 0xd5, 0x94, 0xdb, 0x39, 0x9c,
+	0x6a, 0xe6, 0x15, 0x12, 0x21, 0x74, 0x5a, 0xec,
+	0x81, 0x4c, 0x45, 0xb0, 0xb0, 0x5b, 0x56, 0x54,
+	0x36, 0xfd, 0x6f, 0x13, 0x7a, 0xa1, 0x0a, 0x0c,
+	0x0b, 0x64, 0x37, 0x61, 0xdb, 0xd6, 0xf9, 0xa9,
+	0xdc, 0xb9, 0x9b, 0x1a, 0x6e, 0x69, 0x08, 0x54,
+	0xce, 0x07, 0x69, 0xcd, 0xe3, 0x97, 0x61, 0xd8,
+	0x2f, 0xcd, 0xec, 0x15, 0xf0, 0xd9, 0x2d, 0x7d,
+	0x8e, 0x94, 0xad, 0xe8, 0xeb, 0x83, 0xfb, 0xe0
+};
+static const u8 output22[] __initconst = {
+	0x26, 0x37, 0x40, 0x8f, 0xe1, 0x30, 0x86, 0xea,
+	0x73, 0xf9, 0x71, 0xe3, 0x42, 0x5e, 0x28, 0x20
+};
+static const u8 key22[] __initconst = {
+	0x99, 0xe5, 0x82, 0x2d, 0xd4, 0x17, 0x3c, 0x99,
+	0x5e, 0x3d, 0xae, 0x0d, 0xde, 0xfb, 0x97, 0x74,
+	0x3f, 0xde, 0x3b, 0x08, 0x01, 0x34, 0xb3, 0x9f,
+	0x76, 0xe9, 0xbf, 0x8d, 0x0e, 0x88, 0xd5, 0x46
+};
+
+/* test vectors from Hanno Böck */
+static const u8 input23[] __initconst = {
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0x80, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xce, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xc5,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xe3, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xac, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xe6,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x00, 0x00, 0x00,
+	0xaf, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc,
+	0xcc, 0xcc, 0xff, 0xff, 0xff, 0xf5, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0xff, 0xff, 0xff, 0xe7, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x71, 0x92, 0x05, 0xa8, 0x52, 0x1d,
+	0xfc
+};
+static const u8 output23[] __initconst = {
+	0x85, 0x59, 0xb8, 0x76, 0xec, 0xee, 0xd6, 0x6e,
+	0xb3, 0x77, 0x98, 0xc0, 0x45, 0x7b, 0xaf, 0xf9
+};
+static const u8 key23[] __initconst = {
+	0x7f, 0x1b, 0x02, 0x64, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc
+};
+
+static const u8 input24[] __initconst = {
+	0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+	0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+	0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+	0xaa, 0xaa, 0xaa, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x64
+};
+static const u8 output24[] __initconst = {
+	0x00, 0xbd, 0x12, 0x58, 0x97, 0x8e, 0x20, 0x54,
+	0x44, 0xc9, 0xaa, 0xaa, 0x82, 0x00, 0x6f, 0xed
+};
+static const u8 key24[] __initconst = {
+	0xe0, 0x00, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+	0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa
+};
+
+static const u8 input25[] __initconst = {
+	0x02, 0xfc
+};
+static const u8 output25[] __initconst = {
+	0x06, 0x12, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
+	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c
+};
+static const u8 key25[] __initconst = {
+	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
+	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
+	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
+	0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c
+};
+
+static const u8 input26[] __initconst = {
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7a, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x5c, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x6e, 0x7b, 0x00, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7a, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x5c,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b, 0x7b,
+	0x7b, 0x6e, 0x7b, 0x00, 0x13, 0x00, 0x00, 0x00,
+	0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x20, 0x00, 0xef, 0xff, 0x00,
+	0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00,
+	0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x64, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x13, 0x00, 0x00, 0x00, 0x00,
+	0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf2,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x20, 0x00, 0xef, 0xff, 0x00, 0x09,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x7a, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+	0x00, 0x09, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc
+};
+static const u8 output26[] __initconst = {
+	0x33, 0x20, 0x5b, 0xbf, 0x9e, 0x9f, 0x8f, 0x72,
+	0x12, 0xab, 0x9e, 0x2a, 0xb9, 0xb7, 0xe4, 0xa5
+};
+static const u8 key26[] __initconst = {
+	0x00, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x1e, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7b, 0x7b
+};
+
+static const u8 input27[] __initconst = {
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0xff, 0xff, 0xff, 0xe9,
+	0xe9, 0xac, 0xac, 0xac, 0xac, 0xac, 0xac, 0xac,
+	0xac, 0xac, 0xac, 0xac, 0x00, 0x00, 0xac, 0xac,
+	0xec, 0x01, 0x00, 0xac, 0xac, 0xac, 0x2c, 0xac,
+	0xa2, 0xac, 0xac, 0xac, 0xac, 0xac, 0xac, 0xac,
+	0xac, 0xac, 0xac, 0xac, 0x64, 0xf2
+};
+static const u8 output27[] __initconst = {
+	0x02, 0xee, 0x7c, 0x8c, 0x54, 0x6d, 0xde, 0xb1,
+	0xa4, 0x67, 0xe4, 0xc3, 0x98, 0x11, 0x58, 0xb9
+};
+static const u8 key27[] __initconst = {
+	0x00, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00, 0x7f,
+	0x01, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0xcf, 0x77, 0x77, 0x77, 0x77, 0x77,
+	0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77
+};
+
+/* nacl */
+static const u8 input28[] __initconst = {
+	0x8e, 0x99, 0x3b, 0x9f, 0x48, 0x68, 0x12, 0x73,
+	0xc2, 0x96, 0x50, 0xba, 0x32, 0xfc, 0x76, 0xce,
+	0x48, 0x33, 0x2e, 0xa7, 0x16, 0x4d, 0x96, 0xa4,
+	0x47, 0x6f, 0xb8, 0xc5, 0x31, 0xa1, 0x18, 0x6a,
+	0xc0, 0xdf, 0xc1, 0x7c, 0x98, 0xdc, 0xe8, 0x7b,
+	0x4d, 0xa7, 0xf0, 0x11, 0xec, 0x48, 0xc9, 0x72,
+	0x71, 0xd2, 0xc2, 0x0f, 0x9b, 0x92, 0x8f, 0xe2,
+	0x27, 0x0d, 0x6f, 0xb8, 0x63, 0xd5, 0x17, 0x38,
+	0xb4, 0x8e, 0xee, 0xe3, 0x14, 0xa7, 0xcc, 0x8a,
+	0xb9, 0x32, 0x16, 0x45, 0x48, 0xe5, 0x26, 0xae,
+	0x90, 0x22, 0x43, 0x68, 0x51, 0x7a, 0xcf, 0xea,
+	0xbd, 0x6b, 0xb3, 0x73, 0x2b, 0xc0, 0xe9, 0xda,
+	0x99, 0x83, 0x2b, 0x61, 0xca, 0x01, 0xb6, 0xde,
+	0x56, 0x24, 0x4a, 0x9e, 0x88, 0xd5, 0xf9, 0xb3,
+	0x79, 0x73, 0xf6, 0x22, 0xa4, 0x3d, 0x14, 0xa6,
+	0x59, 0x9b, 0x1f, 0x65, 0x4c, 0xb4, 0x5a, 0x74,
+	0xe3, 0x55, 0xa5
+};
+static const u8 output28[] __initconst = {
+	0xf3, 0xff, 0xc7, 0x70, 0x3f, 0x94, 0x00, 0xe5,
+	0x2a, 0x7d, 0xfb, 0x4b, 0x3d, 0x33, 0x05, 0xd9
+};
+static const u8 key28[] __initconst = {
+	0xee, 0xa6, 0xa7, 0x25, 0x1c, 0x1e, 0x72, 0x91,
+	0x6d, 0x11, 0xc2, 0xcb, 0x21, 0x4d, 0x3c, 0x25,
+	0x25, 0x39, 0x12, 0x1d, 0x8e, 0x23, 0x4e, 0x65,
+	0x2d, 0x65, 0x1f, 0xa4, 0xc8, 0xcf, 0xf8, 0x80
+};
+
+/* wrap 2^130-5 */
+static const u8 input29[] __initconst = {
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+static const u8 output29[] __initconst = {
+	0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key29[] __initconst = {
+	0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* wrap 2^128 */
+static const u8 input30[] __initconst = {
+	0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 output30[] __initconst = {
+	0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key30[] __initconst = {
+	0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+
+/* limb carry */
+static const u8 input31[] __initconst = {
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 output31[] __initconst = {
+	0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key31[] __initconst = {
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* 2^130-5 */
+static const u8 input32[] __initconst = {
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xfb, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe,
+	0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe,
+	0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+	0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01
+};
+static const u8 output32[] __initconst = {
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key32[] __initconst = {
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* 2^130-6 */
+static const u8 input33[] __initconst = {
+	0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+static const u8 output33[] __initconst = {
+	0xfa, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+static const u8 key33[] __initconst = {
+	0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* 5*H+L reduction intermediate */
+static const u8 input34[] __initconst = {
+	0xe3, 0x35, 0x94, 0xd7, 0x50, 0x5e, 0x43, 0xb9,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x33, 0x94, 0xd7, 0x50, 0x5e, 0x43, 0x79, 0xcd,
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 output34[] __initconst = {
+	0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key34[] __initconst = {
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+/* 5*H+L reduction final */
+static const u8 input35[] __initconst = {
+	0xe3, 0x35, 0x94, 0xd7, 0x50, 0x5e, 0x43, 0xb9,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x33, 0x94, 0xd7, 0x50, 0x5e, 0x43, 0x79, 0xcd,
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 output35[] __initconst = {
+	0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+static const u8 key35[] __initconst = {
+	0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static const struct poly1305_testvec poly1305_testvecs[] __initconst = {
+	{ input01, output01, key01, sizeof(input01) },
+	{ input02, output02, key02, sizeof(input02) },
+	{ input03, output03, key03, sizeof(input03) },
+	{ input04, output04, key04, sizeof(input04) },
+	{ input05, output05, key05, sizeof(input05) },
+	{ input06, output06, key06, sizeof(input06) },
+	{ input07, output07, key07, sizeof(input07) },
+	{ input08, output08, key08, sizeof(input08) },
+	{ input09, output09, key09, sizeof(input09) },
+	{ input10, output10, key10, sizeof(input10) },
+	{ input11, output11, key11, sizeof(input11) },
+	{ input12, output12, key12, sizeof(input12) },
+	{ input13, output13, key13, sizeof(input13) },
+	{ input14, output14, key14, sizeof(input14) },
+	{ input15, output15, key15, sizeof(input15) },
+	{ input16, output16, key16, sizeof(input16) },
+	{ input17, output17, key17, sizeof(input17) },
+	{ input18, output18, key18, sizeof(input18) },
+	{ input19, output19, key19, sizeof(input19) },
+	{ input20, output20, key20, sizeof(input20) },
+	{ input21, output21, key21, sizeof(input21) },
+	{ input22, output22, key22, sizeof(input22) },
+	{ input23, output23, key23, sizeof(input23) },
+	{ input24, output24, key24, sizeof(input24) },
+	{ input25, output25, key25, sizeof(input25) },
+	{ input26, output26, key26, sizeof(input26) },
+	{ input27, output27, key27, sizeof(input27) },
+	{ input28, output28, key28, sizeof(input28) },
+	{ input29, output29, key29, sizeof(input29) },
+	{ input30, output30, key30, sizeof(input30) },
+	{ input31, output31, key31, sizeof(input31) },
+	{ input32, output32, key32, sizeof(input32) },
+	{ input33, output33, key33, sizeof(input33) },
+	{ input34, output34, key34, sizeof(input34) },
+	{ input35, output35, key35, sizeof(input35) }
+};
+
+static bool __init poly1305_selftest(void)
+{
+	simd_context_t simd_context;
+	bool success = true;
+	size_t i, j;
+
+	simd_get(&simd_context);
+	for (i = 0; i < ARRAY_SIZE(poly1305_testvecs); ++i) {
+		struct poly1305_ctx poly1305;
+		u8 out[POLY1305_MAC_SIZE];
+
+		memset(out, 0, sizeof(out));
+		memset(&poly1305, 0, sizeof(poly1305));
+		poly1305_init(&poly1305, poly1305_testvecs[i].key);
+		poly1305_update(&poly1305, poly1305_testvecs[i].input,
+				poly1305_testvecs[i].ilen, &simd_context);
+		poly1305_final(&poly1305, out, &simd_context);
+		if (memcmp(out, poly1305_testvecs[i].output,
+			   POLY1305_MAC_SIZE)) {
+			pr_info("poly1305 self-test %zu: FAIL\n", i + 1);
+			success = false;
+		}
+		simd_relax(&simd_context);
+
+		if (poly1305_testvecs[i].ilen <= 1)
+			continue;
+
+		for (j = 1; j < poly1305_testvecs[i].ilen - 1; ++j) {
+			memset(out, 0, sizeof(out));
+			memset(&poly1305, 0, sizeof(poly1305));
+			poly1305_init(&poly1305, poly1305_testvecs[i].key);
+			poly1305_update(&poly1305, poly1305_testvecs[i].input,
+					j, &simd_context);
+			poly1305_update(&poly1305,
+					poly1305_testvecs[i].input + j,
+					poly1305_testvecs[i].ilen - j,
+					&simd_context);
+			poly1305_final(&poly1305, out, &simd_context);
+			if (memcmp(out, poly1305_testvecs[i].output,
+				   POLY1305_MAC_SIZE)) {
+				pr_info("poly1305 self-test %zu (split %zu): FAIL\n",
+					i + 1, j);
+				success = false;
+			}
+
+			memset(out, 0, sizeof(out));
+			memset(&poly1305, 0, sizeof(poly1305));
+			poly1305_init(&poly1305, poly1305_testvecs[i].key);
+			poly1305_update(&poly1305, poly1305_testvecs[i].input,
+					j, &simd_context);
+			poly1305_update(&poly1305,
+					poly1305_testvecs[i].input + j,
+					poly1305_testvecs[i].ilen - j,
+					(simd_context_t []){ HAVE_NO_SIMD });
+			poly1305_final(&poly1305, out, &simd_context);
+			if (memcmp(out, poly1305_testvecs[i].output,
+				   POLY1305_MAC_SIZE)) {
+				pr_info("poly1305 self-test %zu (split %zu, mixed simd): FAIL\n",
+					i + 1, j);
+				success = false;
+			}
+			simd_relax(&simd_context);
+		}
+	}
+	simd_put(&simd_context);
+
+	if (success)
+		pr_info("poly1305 self-tests: pass\n");
+
+	return success;
+}
+#endif
-- 
2.19.0