Struct BinanceAuth 

pub struct BinanceAuth { /* private fields */ }

Binance authenticator.

Credentials are automatically zeroed from memory when dropped.

Implementations

impl BinanceAuth

pub fn new(api_key: impl Into<String>, secret: impl Into<String>) -> Self

Creates a new authenticator.

Arguments

• api_key - API key
• secret - Secret key

Security

Credentials are automatically zeroed from memory when the authenticator is dropped.

pub fn api_key(&self) -> &str

Returns the API key.

pub fn secret(&self) -> &str

Returns the secret key.

pub fn sign(&self, query_string: &str) -> Result<String>

Signs a query string using HMAC-SHA256.

Arguments

• query_string - Query string to sign

Returns

Returns the HMAC-SHA256 signature as a hex string.

Errors

Returns an error if the secret key is invalid.

pub fn sign_params( &self, params: &BTreeMap<String, String>, ) -> Result<BTreeMap<String, String>>

Signs a parameter map.

Arguments

• params - Parameter map

Returns

Returns a new parameter map containing the signature.

Errors

Returns an error if signature generation fails.

pub fn sign_with_timestamp( &self, params: &BTreeMap<String, String>, timestamp: i64, recv_window: Option<u64>, ) -> Result<BTreeMap<String, String>>

Signs parameters with timestamp and optional receive window.

Arguments

• params - Parameter map
• timestamp - Timestamp in milliseconds
• recv_window - Optional receive window in milliseconds

Returns

Returns a new parameter map containing timestamp and signature.

Errors

Returns an error if signature generation fails.

pub fn add_auth_headers(&self, headers: &mut HashMap<String, String>)

Adds authentication headers to the request.

Arguments

• headers - Existing header map to modify

pub fn add_auth_headers_reqwest(&self, headers: &mut HeaderMap)

Adds authentication headers to a reqwest request.

Arguments

• headers - Reqwest HeaderMap to modify

Trait Implementations

impl Clone for BinanceAuth

fn clone(&self) -> BinanceAuth

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BinanceAuth

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

Formats the value using the given formatter.