// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !purego

package aes

import (
	"crypto/cipher"
	"crypto/internal/alias"
)

// Assert that aesCipherAsm implements the cbcEncAble and cbcDecAble interfaces.
var _ cbcEncAble = (*aesCipherAsm)(nil)
var _ cbcDecAble = (*aesCipherAsm)(nil)

type cbc struct {

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build (ppc64 || ppc64le) && !purego

package aes

import (
	"crypto/cipher"
	"crypto/internal/alias"
)

// Assert that aesCipherAsm implements the cbcEncAble and cbcDecAble interfaces.
var _ cbcEncAble = (*aesCipherAsm)(nil)
var _ cbcDecAble = (*aesCipherAsm)(nil)

// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build gc && !purego

package poly1305

import (
	"golang.org/x/sys/cpu"
)

// updateVX is an assembly implementation of Poly1305 that uses vector
// instructions. It must only be called if the vector facility (vx) is
// available.
//
//go:noescape

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build gc && !purego

package chacha20poly1305

import (
	"encoding/binary"

	"golang.org/x/crypto/internal/alias"
	"golang.org/x/sys/cpu"
)

//go:noescape
func chacha20Poly1305Open(dst []byte, key []uint32, src, ad []byte) bool

//go:noescape

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build (amd64 || arm64) && !purego

package nistec_test

import (
	"bytes"
	"crypto/elliptic"
	"crypto/internal/nistec"
	"math/big"
	"testing"
)

func TestP256OrdInverse(t *testing.T) {
	N := elliptic.P256().Params().N

	// inv(0) is expected to be 0.

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !purego

package aes

import (
	"crypto/cipher"
	"crypto/internal/alias"
	"internal/byteorder"
)

// Assert that aesCipherAsm implements the ctrAble interface.
var _ ctrAble = (*aesCipherAsm)(nil)

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !purego && (ppc64 || ppc64le)

#include "textflag.h"

// func addMulVVW1024(z, x *uint, y uint) (c uint)
TEXT ·addMulVVW1024(SB), $0-32
	MOVD	$4, R6 // R6 = z_len/4
	JMP		addMulVVWx<>(SB)

// func addMulVVW1536(z, x *uint, y uint) (c uint)
TEXT ·addMulVVW1536(SB), $0-32

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build (amd64 || arm64 || ppc64 || ppc64le) && !purego

package aes

import (
	"crypto/cipher"
	"crypto/internal/alias"
	"crypto/internal/boring"
	"internal/cpu"
	"internal/goarch"
)

// defined in asm_*.s

//go:noescape

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build !purego

package aes

import (
	"crypto/cipher"
	"crypto/internal/alias"
	"internal/cpu"
)

type code int

// Function codes for the cipher message family of instructions.
const (
	aes128 code = 18
	aes192      = 19
	aes256      = 20
)

CL 582097 - an x/build CL working on relnote itself; it doesn't need a release note
CL 561935 - crypto CL that used purego tag and mentioned accepted-but-not-implemented proposal https://go.dev/issue/23172 to document purego tag; doesn't need a release note
CL 568340 - fixed a spurious race in time.Ticker.Reset (added via accepted proposal https://go.dev/issue/33184), doesn't seem to need a release note