Struct SiweMessage 

pub struct SiweMessage {
    pub domain: String,
    pub address: String,
    pub statement: Option<String>,
    pub uri: String,
    pub chain_id: u64,
    pub nonce: String,
    pub issued_at: DateTime<Utc>,
    pub expiration_time: Option<DateTime<Utc>>,
    pub not_before: Option<DateTime<Utc>>,
    pub request_id: Option<String>,
    pub resources: Vec<String>,
    pub version: String,
}

A SIWE message conforming to ERC-4361.

Fields

domain: String

RFC 4501 dns authority (e.g., “example.com”).

address: String

Ethereum address performing the signing (EIP-55 mixed-case).

statement: Option<String>

Human-readable statement (optional).

uri: String

RFC 3986 URI for the signing request.

chain_id: u64

EIP-155 Chain ID (1 = mainnet).

nonce: String

Random nonce to prevent replay attacks.

issued_at: DateTime<Utc>

ISO 8601 datetime when the message was issued.

expiration_time: Option<DateTime<Utc>>

ISO 8601 datetime when the message expires (optional).

not_before: Option<DateTime<Utc>>

ISO 8601 datetime before which the message is not valid (optional).

request_id: Option<String>

System-specific request ID (optional).

resources: Vec<String>

List of resources the user wishes to access (optional).

version: String

ERC-4361 version (“1”).

Implementations

impl SiweMessage

pub fn new( domain: &str, address: &str, uri: &str, chain_id: u64, ) -> Result<Self>

Create a new SIWE message with required fields.

pub fn to_message_string(&self) -> String

Render the SIWE message to the ERC-4361 plaintext signing format.

pub fn message_hash(&self) -> [u8; 32]

Compute the EIP-191 hash of the message (SHA-256 for verification).

Trait Implementations

impl Clone for SiweMessage

fn clone(&self) -> SiweMessage

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SiweMessage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SiweMessage

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for SiweMessage

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.