org.bitcoinj.wallet

Class Protos.ScryptParameters

java.lang.Object

com.google.protobuf.AbstractMessageLite<MessageType,BuilderType>

com.google.protobuf.GeneratedMessageLite<Protos.ScryptParameters,Protos.ScryptParameters.Builder>

org.bitcoinj.wallet.Protos.ScryptParameters

All Implemented Interfaces:

com.google.protobuf.MessageLite, com.google.protobuf.MessageLiteOrBuilder, Protos.ScryptParametersOrBuilder

Enclosing class:

Protos

public static final class Protos.ScryptParameters
extends com.google.protobuf.GeneratedMessageLite<Protos.ScryptParameters,Protos.ScryptParameters.Builder>
implements Protos.ScryptParametersOrBuilder

 The parameters used in the scrypt key derivation function.
  The default values are taken from http://www.tarsnap.com/scrypt/scrypt-slides.pdf.
  They can be increased - n is the number of iterations performed and
  r and p can be used to tweak the algorithm - see:
  http://stackoverflow.com/questions/11126315/what-are-optimal-scrypt-work-factors
 

Protobuf type wallet.ScryptParameters

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Protos.ScryptParameters.Builder The parameters used in the scrypt key derivation function.

Nested classes/interfaces inherited from class com.google.protobuf.GeneratedMessageLite

com.google.protobuf.GeneratedMessageLite.DefaultInstanceBasedParser<T extends com.google.protobuf.GeneratedMessageLite<T,?>>, com.google.protobuf.GeneratedMessageLite.ExtendableBuilder<MessageType extends com.google.protobuf.GeneratedMessageLite.ExtendableMessage<MessageType,BuilderType>,BuilderType extends com.google.protobuf.GeneratedMessageLite.ExtendableBuilder<MessageType,BuilderType>>, com.google.protobuf.GeneratedMessageLite.ExtendableMessage<MessageType extends com.google.protobuf.GeneratedMessageLite.ExtendableMessage<MessageType,BuilderType>,BuilderType extends com.google.protobuf.GeneratedMessageLite.ExtendableBuilder<MessageType,BuilderType>>, com.google.protobuf.GeneratedMessageLite.ExtendableMessageOrBuilder<MessageType extends com.google.protobuf.GeneratedMessageLite.ExtendableMessage<MessageType,BuilderType>,BuilderType extends com.google.protobuf.GeneratedMessageLite.ExtendableBuilder<MessageType,BuilderType>>, com.google.protobuf.GeneratedMessageLite.GeneratedExtension<ContainingType extends com.google.protobuf.MessageLite,Type>, com.google.protobuf.GeneratedMessageLite.MethodToInvoke, com.google.protobuf.GeneratedMessageLite.SerializedForm

Nested classes/interfaces inherited from class com.google.protobuf.AbstractMessageLite

com.google.protobuf.AbstractMessageLite.InternalOneOfEnum

Field Summary

Fields

Modifier and Type	Field and Description
static int	N_FIELD_NUMBER
static int	P_FIELD_NUMBER
static int	R_FIELD_NUMBER
static int	SALT_FIELD_NUMBER

Fields inherited from class com.google.protobuf.GeneratedMessageLite

memoizedSerializedSize, unknownFields

Fields inherited from class com.google.protobuf.AbstractMessageLite

memoizedHashCode

Method Summary

Modifier and Type	Method and Description
protected java.lang.Object	dynamicMethod(com.google.protobuf.GeneratedMessageLite.MethodToInvoke method, java.lang.Object arg0, java.lang.Object arg1)
static Protos.ScryptParameters	getDefaultInstance()
long	getN() CPU/ memory cost parameter
int	getP() Parallelisation parameter
int	getR() Block size parameter
com.google.protobuf.ByteString	getSalt() Salt to use in generation of the wallet password (8 bytes)
boolean	hasN() CPU/ memory cost parameter
boolean	hasP() Parallelisation parameter
boolean	hasR() Block size parameter
boolean	hasSalt() Salt to use in generation of the wallet password (8 bytes)
static Protos.ScryptParameters.Builder	newBuilder()
static Protos.ScryptParameters.Builder	newBuilder(Protos.ScryptParameters prototype)
static Protos.ScryptParameters	parseDelimitedFrom(java.io.InputStream input)
static Protos.ScryptParameters	parseDelimitedFrom(java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static Protos.ScryptParameters	parseFrom(byte[] data)
static Protos.ScryptParameters	parseFrom(byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static Protos.ScryptParameters	parseFrom(java.nio.ByteBuffer data)
static Protos.ScryptParameters	parseFrom(java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static Protos.ScryptParameters	parseFrom(com.google.protobuf.ByteString data)
static Protos.ScryptParameters	parseFrom(com.google.protobuf.ByteString data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static Protos.ScryptParameters	parseFrom(com.google.protobuf.CodedInputStream input)
static Protos.ScryptParameters	parseFrom(com.google.protobuf.CodedInputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static Protos.ScryptParameters	parseFrom(java.io.InputStream input)
static Protos.ScryptParameters	parseFrom(java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
static com.google.protobuf.Parser<Protos.ScryptParameters>	parser()

Methods inherited from class com.google.protobuf.GeneratedMessageLite

createBuilder, createBuilder, dynamicMethod, dynamicMethod, emptyBooleanList, emptyDoubleList, emptyFloatList, emptyIntList, emptyLongList, emptyProtobufList, equals, getDefaultInstanceForType, getParserForType, getSerializedSize, hashCode, isInitialized, isInitialized, makeImmutable, mergeLengthDelimitedField, mergeUnknownFields, mergeVarintField, mutableCopy, mutableCopy, mutableCopy, mutableCopy, mutableCopy, mutableCopy, newBuilderForType, newMessageInfo, newRepeatedGeneratedExtension, newSingularGeneratedExtension, parseDelimitedFrom, parseDelimitedFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parseFrom, parsePartialFrom, parseUnknownField, registerDefaultInstance, toBuilder, toString, writeTo

Methods inherited from class com.google.protobuf.AbstractMessageLite

addAll, addAll, checkByteStringIsUtf8, toByteArray, toByteString, writeDelimitedTo, writeTo

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.google.protobuf.MessageLiteOrBuilder

getDefaultInstanceForType, isInitialized

Field Detail

SALT_FIELD_NUMBER

public static final int SALT_FIELD_NUMBER

See Also:

Constant Field Values

N_FIELD_NUMBER

public static final int N_FIELD_NUMBER

See Also:

Constant Field Values

R_FIELD_NUMBER

public static final int R_FIELD_NUMBER

See Also:

Constant Field Values

P_FIELD_NUMBER

public static final int P_FIELD_NUMBER

See Also:

Constant Field Values

Method Detail

hasSalt

public boolean hasSalt()

 Salt to use in generation of the wallet password (8 bytes)
 

required bytes salt = 1;

Specified by:

hasSalt in interface Protos.ScryptParametersOrBuilder

Returns:

Whether the salt field is set.

getSalt

public com.google.protobuf.ByteString getSalt()

 Salt to use in generation of the wallet password (8 bytes)
 

required bytes salt = 1;

Specified by:

getSalt in interface Protos.ScryptParametersOrBuilder

Returns:

The salt.

hasN

public boolean hasN()

 CPU/ memory cost parameter
 

optional int64 n = 2 [default = 16384];

Specified by:

hasN in interface Protos.ScryptParametersOrBuilder

Returns:

Whether the n field is set.

getN

public long getN()

 CPU/ memory cost parameter
 

optional int64 n = 2 [default = 16384];

Specified by:

getN in interface Protos.ScryptParametersOrBuilder

Returns:

The n.

hasR

public boolean hasR()

 Block size parameter
 

optional int32 r = 3 [default = 8];

Specified by:

hasR in interface Protos.ScryptParametersOrBuilder

Returns:

Whether the r field is set.

getR

public int getR()

 Block size parameter
 

optional int32 r = 3 [default = 8];

Specified by:

getR in interface Protos.ScryptParametersOrBuilder

Returns:

The r.

hasP

public boolean hasP()

 Parallelisation parameter
 

optional int32 p = 4 [default = 1];

Specified by:

hasP in interface Protos.ScryptParametersOrBuilder

Returns:

Whether the p field is set.

getP

public int getP()

 Parallelisation parameter
 

optional int32 p = 4 [default = 1];

Specified by:

getP in interface Protos.ScryptParametersOrBuilder

Returns:

The p.

parseFrom

public static Protos.ScryptParameters parseFrom(java.nio.ByteBuffer data)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(java.nio.ByteBuffer data,
                                                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(com.google.protobuf.ByteString data)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(com.google.protobuf.ByteString data,
                                                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(byte[] data)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(byte[] data,
                                                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                         throws com.google.protobuf.InvalidProtocolBufferException

Throws:

com.google.protobuf.InvalidProtocolBufferException

parseFrom

public static Protos.ScryptParameters parseFrom(java.io.InputStream input)
                                         throws java.io.IOException

Throws:

java.io.IOException

parseFrom

public static Protos.ScryptParameters parseFrom(java.io.InputStream input,
                                                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                         throws java.io.IOException

Throws:

java.io.IOException

parseDelimitedFrom

public static Protos.ScryptParameters parseDelimitedFrom(java.io.InputStream input)
                                                  throws java.io.IOException

Throws:

java.io.IOException

parseDelimitedFrom

public static Protos.ScryptParameters parseDelimitedFrom(java.io.InputStream input,
                                                         com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                                  throws java.io.IOException

Throws:

java.io.IOException

parseFrom

public static Protos.ScryptParameters parseFrom(com.google.protobuf.CodedInputStream input)
                                         throws java.io.IOException

Throws:

java.io.IOException

parseFrom

public static Protos.ScryptParameters parseFrom(com.google.protobuf.CodedInputStream input,
                                                com.google.protobuf.ExtensionRegistryLite extensionRegistry)
                                         throws java.io.IOException

Throws:

java.io.IOException

newBuilder

public static Protos.ScryptParameters.Builder newBuilder()

newBuilder

public static Protos.ScryptParameters.Builder newBuilder(Protos.ScryptParameters prototype)

dynamicMethod

protected final java.lang.Object dynamicMethod(com.google.protobuf.GeneratedMessageLite.MethodToInvoke method,
                                               java.lang.Object arg0,
                                               java.lang.Object arg1)

Specified by:

dynamicMethod in class com.google.protobuf.GeneratedMessageLite<Protos.ScryptParameters,Protos.ScryptParameters.Builder>

getDefaultInstance

public static Protos.ScryptParameters getDefaultInstance()

parser

public static com.google.protobuf.Parser<Protos.ScryptParameters> parser()