Module cpi 

Utilities to invoke the light-system-program via cpi.

To create, update, or close compressed accounts, programs need to invoke the light system program via cross program invocation (cpi).

declare_id!("2tzfijPBGbrR5PboyFUFKzfEoLTwdDSHUjANCw929wyt");
pub const LIGHT_CPI_SIGNER: CpiSigner =
  derive_light_cpi_signer!("2tzfijPBGbrR5PboyFUFKzfEoLTwdDSHUjANCw929wyt");

let light_cpi_accounts = CpiAccounts::new(
    ctx.accounts.fee_payer.as_ref(),
    ctx.remaining_accounts,
    crate::LIGHT_CPI_SIGNER,
)?;

let (address, address_seed) = derive_address(
    &[b"compressed", name.as_bytes()],
    &address_tree_info.get_tree_pubkey(&light_cpi_accounts)?,
    &crate::ID,
);
let new_address_params = address_tree_info.into_new_address_params_packed(address_seed);

let mut my_compressed_account = LightAccount::<'_, MyCompressedAccount>::new_init(
    &crate::ID,
    Some(address),
    output_tree_index,
);

my_compressed_account.name = name;

LightSystemProgramCpi::new_cpi(crate::LIGHT_CPI_SIGNER, proof)
    .with_light_account(my_compressed_account)?
    .with_new_addresses(&[new_address_params])
    .invoke(light_cpi_accounts)?;

Re-exports

pub use invoke::InvokeLightSystemProgram;

Modules

invoke

v1

V1 CPI for Light system program.

Macros

derive_light_cpi_signer

Derives cpi signer and bump to invoke the light system program at compile time. Derives a complete Light Protocol CPI configuration at compile time

Structs

CpiAccountsConfig

Contains program id, derived cpi signer, and bump,

CpiSigner

Contains program id, derived cpi signer, and bump, Configuration struct containing program ID, CPI signer, and bump for Light Protocol

Traits

CpiAccountsTrait

Trait for types that can provide account information for CPI calls

LightCpiInstruction

Trait for Light CPI instruction types

LightInstructionData