Module tempo 

Tempo network utilities.

Re-exports

use crate::FoundryTransactionBuilder; 🔒

use alloy_network::Network; 🔒

use alloy_network::TransactionBuilder; 🔒

use alloy_primitives::Address; 🔒

use alloy_primitives::B256; 🔒

use alloy_primitives::Signature; 🔒

use alloy_primitives::TxKind; 🔒

use alloy_primitives::address; 🔒

use alloy_provider::Provider; 🔒

use alloy_signer::Signer; 🔒

use alloy_sol_types::SolCall; 🔒

use eyre::Context; 🔒

use eyre::Result; 🔒

use foundry_wallets::RawWalletOpts; 🔒

use foundry_wallets::WalletOpts; 🔒

use foundry_wallets::WalletSigner; 🔒

use std::sync::Arc; 🔒

use tempo_alloy::contracts::precompiles::IFeeManager; 🔒

use tempo_alloy::contracts::precompiles::IStablecoinDEX; 🔒

use tempo_alloy::contracts::precompiles::ITIP20; 🔒

use tempo_alloy::contracts::precompiles::STABLECOIN_DEX_ADDRESS; 🔒

use tempo_alloy::contracts::precompiles::TIP_FEE_MANAGER_ADDRESS; 🔒

use tempo_primitives::TempoAddressExt; 🔒

pub use auth::AccessKeyOutcome;

pub use auth::EnsureAccessKeyConfig;

pub use auth::ensure_access_key;

Modules

auth

Tempo wallet device-code authorization flow.

hardfork 🔒

Tempo hardfork activation queries.

keystore 🔒

Tempo Accounts store discovery and local key metadata.

lane 🔒

Tempo T5 payment-lane classification shared by anvil and cast.

session 🔒

Tempo temporary access-key lifecycle backed by the canonical Accounts store.

session_policy 🔒

Pure Tempo session policy construction.

tip20 🔒

Shared TIP-20 helpers.

Structs

AccountsStoreView

Snapshot used by the existing keychain list/show/doctor commands.

CanonicalCallScope

CanonicalSelectorRule

CanonicalTokenLimit

GeneratedSessionKey

Locally generated secp256k1 session key material.

KeyEntry

Non-secret view of one access key in the Tempo Accounts store.

PaymentLaneClassification

Structured T5 payment-lane classification for Foundry-facing APIs.

PreparedSessionAuthorization

Prepared local session metadata plus the Tempo authorization that the root must sign.

ResolvedSessionSigner

A live managed key pinned into an Accounts wallet.

SessionAuthorizationRequest

Typed inputs needed to authorize a temporary session access key.

SessionCallScope

SessionEntry

Foundry’s command-facing view of one Accounts access key.

SessionKeyMaterial

Transient key material used while adding an access key to the Accounts store.

SessionSelectorRule

SessionSpendLimit

Typed spending limit for a temporary session access key.

SessionTokenLimit

Spending limit attached to a managed access key.

StoredTokenLimit

Per-token spending limit exposed by the local keychain commands.

TempoSponsor

Gas sponsor configuration for Tempo fee-payer signatures.

TempoSponsorPreview

User-visible sponsor digest metadata for a single outgoing Tempo transaction.

Enums

KeyType

Cryptographic key type used by Tempo Accounts access keys.

PaymentLane

Payment-lane classifier output lane.

PaymentLaneReason

Stable Foundry-facing reasons for general-lane classification.

SessionStatus

Status derived from a managed access key’s Accounts record.

Tip20LogoUriValidationError

Constants

ALPHA_USD_ADDRESS

Reserved Tempo TIP20 fee-token addresses created during Foundry genesis.

BETA_USD_ADDRESS

OUSD_ADDRESS

PATH_USD_ADDRESS

Protocol pathUSD token address.

TEMPO_HOME_ENV

Environment variable to override the Tempo home directory.

THETA_USD_ADDRESS

TIP20_ALLOWED_LOGO_URI_SCHEMES

TIP20_MAX_LOGO_URI_BYTES

Functions

active_tempo_hardfork

Returns the Tempo hardfork active on the RPC, falling back to anvil_nodeInfo for nodes that do not serve the fork schedule.

canonical_authorization_limits

canonical_authorization_scope

canonical_authorization_selector_rules

canonical_session_limits

canonical_session_scope

canonical_session_selector_rules

classify_payment_lane

Classifies a raw EIP-2718 encoded transaction with Tempo’s T5 payment-lane classifier.

common_call_target 🔒

decode_key_authorization

Decode an RLP key authorization stored by Tempo Accounts.

decode_stablecoin_dex_fee_token 🔒

ensure_expiring_nonce_discriminator_active

Fails when tx carries a non-zero expiring nonce and the chain is known to predate T12.

infer_fee_token_from_set_user_token_call 🔒

infer_fee_token_from_stablecoin_dex_calls 🔒

infer_fee_token_from_tip20_calls 🔒

is_known_tempo_endpoint 🔒

Returns true if url’s host is tempo.xyz or a subdomain of it.

is_tempo_hardfork_active

Returns whether hardfork is active at the head of the chain behind provider.

is_tip20_fee_token_call 🔒

known_fee_token_symbol

Returns the known symbol for a Tempo fee token without making an RPC call.

mark_expired_session_entries

Retire expired managed access keys and return the number changed.

maybe_print_fee_token

Prints the fee token selected for display.

parse_limit

read_session_entries

read_session_entry

read_tempo_accounts_store

Read non-secret metadata from the canonical Tempo Accounts store.

redacted_debug 🔒

Placeholder rendered by Debug impls in place of secret key material.

resolve_and_set_fee_token

Resolves and applies the Tempo fee token selected by the network.

resolve_fee_token_symbol 🔒

resolve_live_session_signer

Resolve a live managed key from the Accounts store and pin it for signing.

resolve_tempo_sponsor_signer

Resolves a --tempo.sponsor-signer URI into a Foundry wallet signer.

retire_session_entry

Retire local signing material in store.json for the selected managed key.

stored_user_fee_token 🔒

tempo_accounts_store_path

Return the canonical Tempo Accounts store.json path.

upsert_session_entry

Add a generated access key to the canonical Accounts store.

validate_session_authorization_policy

validate_signed_session_authorization

Validate that a signed authorization describes the command-facing managed key.

validate_tip20_logo_uri