}
}

var generateKeyTests = []struct {
	ExtKey     [32]byte
	Random     io.Reader
	ShouldPass bool
}{
	{ExtKey: [32]byte{}, Random: nil, ShouldPass: true},              // 0
	{ExtKey: [32]byte{}, Random: rand.Reader, ShouldPass: true},      // 1
	{ExtKey: [32]byte{}, Random: shortRandom(32), ShouldPass: true},  // 2
	{ExtKey: [32]byte{}, Random: shortRandom(31), ShouldPass: false}, // 3
}

pkg math/bits (freebsd-386), const UintSize = 32
pkg math/bits (freebsd-386-cgo), const UintSize = 32
pkg math/bits (freebsd-amd64), const UintSize = 64
pkg math/bits (freebsd-amd64-cgo), const UintSize = 64
pkg math/bits (freebsd-arm), const UintSize = 32
pkg math/bits (freebsd-arm-cgo), const UintSize = 32
pkg math/bits (linux-386), const UintSize = 32
pkg math/bits (linux-386-cgo), const UintSize = 32
pkg math/bits (linux-amd64), const UintSize = 64

// It must never be stored in plaintext.
type ObjectKey [32]byte

// GenerateKey generates a unique ObjectKey from a 256 bit external key
// and a source of randomness. If random is nil the default PRNG of the
// system (crypto/rand) is used.
func GenerateKey(extKey []byte, random io.Reader) (key ObjectKey) {
	if random == nil {
		random = rand.Reader
	}
	if len(extKey) != 32 { // safety check

			MetaIV: base64.StdEncoding.EncodeToString(make([]byte, 32)), MetaAlgorithm: "", MetaSealedKeyS3: "", MetaKeyID: "", MetaDataEncryptionKey: "",
		},
		DataKey: []byte{}, KeyID: "", SealedKey: SealedKey{},
	}, // 6
	{
		ExpectedErr: Errorf("The internal sealed key for SSE-S3 is invalid"),
		Metadata: map[string]string{
			MetaIV: base64.StdEncoding.EncodeToString(make([]byte, 32)), MetaAlgorithm: SealAlgorithm, MetaSealedKeyS3: "",

{
    "item": {
        "name": "Foo",
        "description": "The pretender",
        "price": 42.0,
        "tax": 3.2
    }
}
```

замість:

```JSON
{
    "name": "Foo",
    "description": "The pretender",
    "price": 42.0,
    "tax": 3.2
}
```

## Підсумок

	MOVHU.W	R3, 0x20(R4)         // MOVHU.W R3, 32(R4)        // b032e4e1
	MOVHU.P	R3, 0x20(R4)         // MOVHU.P R3, 32(R4)        // b032c4e0
	MOVH	R3, -0x20(R4)        // MOVH R3, -32(R4)          // b03244e1
	MOVH.W	R3, -0x20(R4)        // MOVH.W R3, -32(R4)        // b03264e1
	MOVH.P	R3, -0x20(R4)        // MOVH.P R3, -32(R4)        // b03244e0
	MOVHS	R3, -0x20(R4)        // MOVHS R3, -32(R4)         // b03244e1

	if len2 <= 0 {
		return crc1
	}

	even := make([]uint64, 32) // even-power-of-two zeros operator
	odd := make([]uint64, 32)  // odd-power-of-two zeros operator

	// put operator for one zero bit in odd
	odd[0] = uint64(poly) // CRC-32 polynomial
	row := uint64(1)
	for n := 1; n < 32; n++ {
		odd[n] = row
		row <<= 1
	}

	// put operator for two zero bits in even

{
    "item": {
        "name": "Foo",
        "description": "The pretender",
        "price": 42.0,
        "tax": 3.2
    }
}
```

en lugar de:

```JSON
{
    "name": "Foo",
    "description": "The pretender",
    "price": 42.0,
    "tax": 3.2
}
```

## Resumen { #recap }

	},
	{
		ObjectKey:  [32]byte{},
		ObjectInfo: ObjectInfo{ETag: "916516b396f0f4d4f2a0e7177557bec4-738"},
		ETag:       "916516b396f0f4d4f2a0e7177557bec4-738",
	},
	{
		ObjectKey:  [32]byte{},
		ObjectInfo: ObjectInfo{ETag: "916516b396f0f4d4f2a0e7177557bec4-Q"},
		ETag:       "",
		ShouldFail: true, // Q is not a number
	},
	{
		ObjectKey:  [32]byte{},

	VSLLVI		$32, V2, V3			// ERROR "unsigned immediate 32 must be in range [0, 31]"
	VSLLVI		$-1, V2, V3			// ERROR "unsigned immediate -1 must be in range [0, 31]"
	VSRLVV		X10, V2, V3			// ERROR "expected vector register in vs1 position"
	VSRLVX		V1, V2, V3			// ERROR "expected integer register in rs1 position"
	VSRLVI		$32, V2, V3			// ERROR "unsigned immediate 32 must be in range [0, 31]"