Class: MessageImprint

Represents the MessageImprint structure described in RFC3161

Hierarchy

• PkiObject

  ↳ MessageImprint

Implements

• IMessageImprint

Constructors

constructor

• new MessageImprint(parameters?): MessageImprint

Initializes a new instance of the MessageImprint class

Parameters

Name	Type	Description
parameters	MessageImprintParameters	Initialization parameters

Returns

MessageImprint

Overrides

PkiObject.constructor

Properties

hashAlgorithm

• hashAlgorithm: AlgorithmIdentifier

Implementation of

IMessageImprint.hashAlgorithm

---

hashedMessage

• hashedMessage: OctetString

Implementation of

IMessageImprint.hashedMessage

---

CLASS_NAME

▪ Static CLASS_NAME: string = "MessageImprint"

Name of the class

Overrides

PkiObject.CLASS_NAME

Accessors

className

• get className(): string

Returns

string

Inherited from

PkiObject.className

Methods

fromSchema

▸ fromSchema(schema): void

Converts parsed ASN.1 object into current class

Parameters

Name	Type	Description
schema	any	ASN.1 schema

Returns

void

Overrides

PkiObject.fromSchema

---

toJSON

▸ toJSON(): MessageImprintJson

Converts the class to JSON object

Returns

MessageImprintJson

JSON object

Overrides

PkiObject.toJSON

---

toSchema

▸ toSchema(): Sequence

Converts current object to ASN.1 object and sets correct values

Returns

Sequence

ASN.1 object

Overrides

PkiObject.toSchema

---

toString

▸ toString(encoding?): string

Parameters

Name	Type	Default value
encoding	"base64" | "base64url" | "hex"	"hex"

Returns

string

Inherited from

PkiObject.toString

---

blockName

▸ blockName(): string

Returns block name

Returns

string

Returns string block name

Inherited from

PkiObject.blockName

---

compareWithDefault

▸ compareWithDefault(memberName, memberValue): boolean

Compare values with default values for all class members

Parameters

Name	Type	Description
memberName	string	String name for a class member
memberValue	any	Value to compare with default value

Returns

boolean

---

create

▸ create(hashAlgorithm, message, crypto?): Promise<MessageImprint>

Creates and fills a new instance of MessageImprint

Parameters

Name	Type	Description
hashAlgorithm	string
message	BufferSource
crypto	ICryptoEngine	Crypto engine

Returns

Promise<MessageImprint>

New instance of MessageImprint

---

defaultValues

▸ defaultValues(memberName): AlgorithmIdentifier

Returns default values for all class members

Parameters

Name	Type	Description
memberName	"hashAlgorithm"	String name for a class member

Returns

AlgorithmIdentifier

Default value

Overrides

PkiObject.defaultValues

▸ defaultValues(memberName): OctetString

Parameters

Name	Type
memberName	"hashedMessage"

Returns

OctetString

Overrides

PkiObject.defaultValues

---

fromBER

▸ fromBER<T>(this, raw): T

Creates PKI object from the raw data

Type parameters

Name	Type
T	extends PkiObject

Parameters

Name	Type	Description
this	PkiObjectConstructor<T>	-
raw	BufferSource	ASN.1 encoded raw data

Returns

T

Initialized and filled current class object

Inherited from

PkiObject.fromBER

---

schema

▸ schema(parameters?): any

Returns value of pre-defined ASN.1 schema for current class

Parameters

Name	Type	Description
parameters	MessageImprintSchema	Input parameters for the schema

Returns

any

ASN.1 schema object

Overrides

PkiObject.schema