*/

package org.gradle.util.internal;

import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import java.io.IOException;

/**
 * A protocol for encryption algorithms.
 */
public interface EncryptionAlgorithm {
    String getTransformation();

    String getAlgorithm();

    /**
     * Creates an encryption/decryption session with this algorithm and the given key.
     *

func (x *cbc) CryptBlocks(dst, src []byte) {
	if len(src)%BlockSize != 0 {
		panic("crypto/cipher: input not full blocks")
	}
	if len(dst) < len(src) {
		panic("crypto/cipher: output smaller than input")
	}
	if alias.InexactOverlap(dst[:len(src)], src) {
		panic("crypto/cipher: invalid buffer overlap")
	}
	if len(src) > 0 {
		cryptBlocksChain(x.c, &x.iv[0], &x.b.key[0], &dst[0], &src[0], len(src))

// license that can be found in the LICENSE file.

// OFB (Output Feedback) Mode.

package cipher

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

type ofb struct {
	b       Block
	cipher  []byte
	out     []byte
	outUsed int
}

// NewOFB returns a [Stream] that encrypts or decrypts using the block cipher b
// in output feedback mode. The initialization vector iv's length must be equal
// to b's block size.

// cryptBlocksChain invokes the cipher message identifying encrypt or decrypt.
//
//go:noescape
func cryptBlocksChain(src, dst *byte, length int, key *uint32, iv *byte, enc int, nr int)

func (x *cbc) CryptBlocks(dst, src []byte) {
	if len(src)%BlockSize != 0 {
		panic("crypto/cipher: input not full blocks")
	}
	if len(dst) < len(src) {
		panic("crypto/cipher: output smaller than input")
	}

	if len(nonce) != g.nonceSize {
		panic("crypto/cipher: incorrect nonce length given to GCM")
	}
	if uint64(len(plaintext)) > ((1<<32)-2)*uint64(g.cipher.BlockSize()) {
		panic("crypto/cipher: message too large for GCM")
	}

	ret, out := sliceForAppend(dst, len(plaintext)+g.tagSize)
	if alias.InexactOverlap(out, plaintext) {
		panic("crypto/cipher: invalid buffer overlap")
	}

		expectDecryptErr bool
	}{
		"can decrypt using the correct key": {
			encryptKey:       key1,
			decryptKey:       key1,
			data:             testData,
			expectDecryptErr: false,
		},
		"can't decrypt using incorrect key": {
			encryptKey:       key1,
			decryptKey:       key2,
			data:             testData,
			expectDecryptErr: true,
		},
		"can't decrypt without a key": {
			encryptKey:       key1,

		},
		{
			name:        "log error without request info",
			ctx:         context.Background(),
			err:         errors.New("decryption failed"),
			message:     "failed to decrypt data",
			expectedLog: "\"failed to decrypt data\" err=\"decryption failed\" group=\"\" version=\"\" resource=\"\" subresource=\"\" verb=\"\" namespace=\"\" name=\"\"\n",
		},
	}

	for _, tt := range tests {

// implementation of CBC encryption through the cipher.BlockMode interface.
// See crypto/cipher/cbc.go.
type cbcEncAble interface {
	NewCBCEncrypter(iv []byte) cipher.BlockMode
}

// cbcDecAble is implemented by cipher.Blocks that can provide an optimized
// implementation of CBC decryption through the cipher.BlockMode interface.
// See crypto/cipher/cbc.go.
type cbcDecAble interface {
	NewCBCDecrypter(iv []byte) cipher.BlockMode
}

	// zero, it overrides the hash function passed to SignPSS. It's required
	// when using PrivateKey.Sign.
	Hash crypto.Hash
}

// HashFunc returns opts.Hash so that [PSSOptions] implements [crypto.SignerOpts].
func (opts *PSSOptions) HashFunc() crypto.Hash {
	return opts.Hash
}

func (opts *PSSOptions) saltLength() int {
	if opts == nil {
		return PSSSaltLengthAuto
	}

import org.apache.maven.settings.Mirror;
import org.apache.maven.settings.Proxy;
import org.apache.maven.settings.Server;
import org.apache.maven.settings.crypto.DefaultSettingsDecryptionRequest;
import org.apache.maven.settings.crypto.SettingsDecrypter;
import org.apache.maven.settings.crypto.SettingsDecryptionResult;
import org.apache.maven.wagon.ResourceDoesNotExistException;
import org.apache.maven.wagon.TransferFailedException;