)

// xxhash64 is the state of a xxHash-64 checksum.
type xxhash64 struct {
	len uint64    // total length hashed
	v   [4]uint64 // accumulators
	buf [32]byte  // buffer
	cnt int       // number of bytes in buffer
}

// reset discards the current state and prepares to compute a new hash.
// We assume a seed of 0 since that is what zstd uses.
func (xh *xxhash64) reset() {
	xh.len = 0

}{
	{
		"hello, world",
		0xb33a384e6d1b1242,
	},
	{
		"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789$",
		0x1032d841e824f998,
	},
}

func TestXXHash(t *testing.T) {
	var xh xxhash64
	for i, test := range xxHashTests {
		xh.reset()
		xh.update([]byte(test.data))
		if got := xh.digest(); got != test.hash {
			t.Errorf("#%d: got %#x want %#x", i, got, test.hash)
		}
	}
}

package hash

import (
	"encoding/hex"

	"github.com/cespare/xxhash/v2"
)

type Hash interface {
	Write(p []byte) (n int)
	WriteString(s string) (n int)
	Sum() string
	Sum64() uint64
}

type instance struct {
	hash *xxhash.Digest
}

var _ Hash = &instance{}

func New() Hash {
	return &instance{
		hash: xxhash.New(),
	}
}

// Write wraps the Hash.Write function call

github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
github.com/fatih/color v1.17.0 h1:GlRw1BRJxkpqUCBKzKOw098ed57fEsKeNjpTe3cSjK4=
github.com/fatih/color v1.17.0/go.mod h1:YZ7TlrGPkiz6ku9fK3TLD/pl3CpsiFyu8N92HLgmosI=
github.com/klauspost/compress v1.17.8 h1:YcnTYrq7MikUT7k0Yb5eceMmALQPYBW/Xltxn0NAMnU=

	github.com/klauspost/filepathx v1.1.1
	github.com/minio/colorjson v1.0.7
	github.com/minio/madmin-go/v3 v3.0.52
	github.com/secure-io/sio-go v0.3.1
	github.com/tinylib/msgp v1.1.9
)

require (
	github.com/cespare/xxhash/v2 v2.3.0 // indirect
	github.com/fatih/color v1.17.0 // indirect
	github.com/mattn/go-colorable v0.1.13 // indirect
	github.com/mattn/go-isatty v0.0.20 // indirect
	github.com/minio/pkg/v3 v3.0.1 // indirect

* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.

* Neither the name of xxHash nor the names of its
  contributors may be used to endorse or promote products derived from
  this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"encoding/binary"
	"encoding/hex"
	"encoding/json"
	"fmt"
	"time"

	"github.com/cespare/xxhash/v2"
	jsoniter "github.com/json-iterator/go"
)

// XL constants.
const (
	// XL metadata file carries per object metadata.
	xlStorageFormatFileV1 = "xl.json"
)

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"bytes"
	"context"
	"encoding/hex"
	"fmt"
	"os"
	"reflect"
	"sync"

	"github.com/cespare/xxhash/v2"
	"github.com/klauspost/reedsolomon"
	"github.com/minio/minio/internal/logger"
)

// Erasure - erasure encoding details.
type Erasure struct {
	encoder                  func() reedsolomon.Encoder

	github.com/antlr4-go/antlr/v4 v4.13.0 // indirect
	github.com/beorn7/perks v1.0.1 // indirect
	github.com/blang/semver/v4 v4.0.0 // indirect
	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
	github.com/cespare/xxhash/v2 v2.2.0 // indirect
	github.com/coreos/go-semver v0.3.1 // indirect
	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
	github.com/dustin/go-humanize v1.0.1 // indirect

	// OpDisconnect instructs that remote wants to disconnect
	OpDisconnect

	// OpMerged is several operations merged into one.
	OpMerged
)

const (
	// FlagCRCxxh3 indicates that, the lower 32 bits of xxhash3 of the serialized
	// message will be sent after the serialized message as little endian.
	FlagCRCxxh3 Flags = 1 << iota

	// FlagEOF the stream (either direction) is at EOF.
	FlagEOF