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#![deny(missing_docs)]
#![deny(rustdoc::all)]
#![allow(rustdoc::missing_doc_code_examples)]
#![allow(clippy::nonstandard_macro_braces)]
use std::ops::Deref;
use anchor_lang::prelude::*;
use anchor_lang::solana_program;
use anchor_lang::solana_program::account_info::AccountInfo;
use anchor_lang::solana_program::entrypoint::ProgramResult;
use anchor_lang::solana_program::program_pack::Pack;
use anchor_lang::{Accounts, CpiContext};
use anchor_spl::token::TokenAccount;
declare_id!("SSwpkEEcbUqx4vtoEByFjSkhKdCT862DNVb52nZg1UZ");
pub fn initialize<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, Initialize<'info>>,
nonce: u8,
amp_factor: u64,
fees: stable_swap_client::fees::Fees,
) -> ProgramResult {
let ix = stable_swap_client::instruction::initialize(
ctx.accounts.token_program.key,
ctx.accounts.swap.key,
ctx.accounts.swap_authority.key,
ctx.accounts.admin.key,
ctx.accounts.token_a.fees.key,
ctx.accounts.token_b.fees.key,
ctx.accounts.token_a.mint.key,
ctx.accounts.token_a.reserve.key,
ctx.accounts.token_b.mint.key,
ctx.accounts.token_b.reserve.key,
ctx.accounts.pool_mint.key,
ctx.accounts.output_lp.key,
nonce,
amp_factor,
fees,
)?;
solana_program::program::invoke_signed(
&ix,
&[
ctx.program,
ctx.accounts.swap,
ctx.accounts.swap_authority,
ctx.accounts.admin,
ctx.accounts.token_a.fees,
ctx.accounts.token_b.fees,
ctx.accounts.token_a.mint,
ctx.accounts.token_a.reserve,
ctx.accounts.token_b.mint,
ctx.accounts.token_b.reserve,
ctx.accounts.pool_mint,
ctx.accounts.output_lp,
ctx.accounts.token_program,
],
ctx.signer_seeds,
)
}
pub fn deposit<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, Deposit<'info>>,
token_a_amount: u64,
token_b_amount: u64,
min_mint_amount: u64,
) -> ProgramResult {
let ix = stable_swap_client::instruction::deposit(
ctx.accounts.user.token_program.key,
ctx.accounts.user.swap.key,
ctx.accounts.user.swap_authority.key,
ctx.accounts.user.user_authority.key,
ctx.accounts.input_a.user.key,
ctx.accounts.input_b.user.key,
ctx.accounts.input_a.reserve.key,
ctx.accounts.input_b.reserve.key,
ctx.accounts.pool_mint.key,
ctx.accounts.output_lp.key,
token_a_amount,
token_b_amount,
min_mint_amount,
)?;
solana_program::program::invoke_signed(
&ix,
&[
ctx.program,
ctx.accounts.user.clock,
ctx.accounts.user.token_program,
ctx.accounts.user.swap,
ctx.accounts.user.swap_authority,
ctx.accounts.user.user_authority,
ctx.accounts.input_a.user,
ctx.accounts.input_b.user,
ctx.accounts.input_a.reserve,
ctx.accounts.input_b.reserve,
ctx.accounts.pool_mint,
ctx.accounts.output_lp,
],
ctx.signer_seeds,
)
}
pub fn swap<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, Swap<'info>>,
amount_in: u64,
minimum_amount_out: u64,
) -> ProgramResult {
let ix = stable_swap_client::instruction::swap(
ctx.accounts.user.token_program.key,
ctx.accounts.user.swap.key,
ctx.accounts.user.swap_authority.key,
ctx.accounts.user.user_authority.key,
ctx.accounts.input.user.key,
ctx.accounts.input.reserve.key,
ctx.accounts.output.user_token.reserve.key,
ctx.accounts.output.user_token.user.key,
ctx.accounts.output.fees.key,
amount_in,
minimum_amount_out,
)?;
solana_program::program::invoke_signed(
&ix,
&[
ctx.program,
ctx.accounts.user.clock,
ctx.accounts.user.token_program,
ctx.accounts.user.swap,
ctx.accounts.user.swap_authority,
ctx.accounts.user.user_authority,
ctx.accounts.input.user,
ctx.accounts.input.reserve,
ctx.accounts.output.user_token.reserve,
ctx.accounts.output.user_token.user,
ctx.accounts.output.fees,
],
ctx.signer_seeds,
)
}
pub fn withdraw_one<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, WithdrawOne<'info>>,
pool_token_amount: u64,
minimum_token_amount: u64,
) -> ProgramResult {
let ix = stable_swap_client::instruction::withdraw_one(
ctx.accounts.user.token_program.key,
ctx.accounts.user.swap.key,
ctx.accounts.user.swap_authority.key,
ctx.accounts.user.user_authority.key,
ctx.accounts.pool_mint.key,
ctx.accounts.input_lp.key,
ctx.accounts.output.user_token.reserve.key,
ctx.accounts.quote_reserves.key,
ctx.accounts.output.user_token.user.key,
ctx.accounts.output.fees.key,
pool_token_amount,
minimum_token_amount,
)?;
solana_program::program::invoke_signed(
&ix,
&[
ctx.program,
ctx.accounts.user.clock,
ctx.accounts.user.token_program,
ctx.accounts.user.swap,
ctx.accounts.user.swap_authority,
ctx.accounts.user.user_authority,
ctx.accounts.pool_mint,
ctx.accounts.input_lp,
ctx.accounts.output.user_token.reserve,
ctx.accounts.quote_reserves,
ctx.accounts.output.user_token.user,
ctx.accounts.output.fees,
],
ctx.signer_seeds,
)
}
pub fn withdraw<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, Withdraw<'info>>,
pool_token_amount: u64,
minimum_token_a_amount: u64,
minimum_token_b_amount: u64,
) -> ProgramResult {
let ix = stable_swap_client::instruction::withdraw(
ctx.accounts.user.token_program.key,
ctx.accounts.user.swap.key,
ctx.accounts.user.swap_authority.key,
ctx.accounts.user.user_authority.key,
ctx.accounts.pool_mint.key,
ctx.accounts.input_lp.key,
ctx.accounts.output_a.user_token.reserve.key,
ctx.accounts.output_b.user_token.reserve.key,
ctx.accounts.output_a.user_token.user.key,
ctx.accounts.output_b.user_token.user.key,
ctx.accounts.output_a.fees.key,
ctx.accounts.output_b.fees.key,
pool_token_amount,
minimum_token_a_amount,
minimum_token_b_amount,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn ramp_a<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
target_amp: u64,
stop_ramp_ts: i64,
) -> ProgramResult {
let ix = stable_swap_client::instruction::ramp_a(
ctx.accounts.swap.key,
ctx.accounts.admin.key,
target_amp,
stop_ramp_ts,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn stop_ramp_a<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
) -> ProgramResult {
let ix = stable_swap_client::instruction::stop_ramp_a(
ctx.accounts.swap.key,
ctx.accounts.admin.key,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn pause<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
) -> ProgramResult {
let ix = stable_swap_client::instruction::pause(ctx.accounts.swap.key, ctx.accounts.admin.key)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn unpause<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
) -> ProgramResult {
let ix =
stable_swap_client::instruction::unpause(ctx.accounts.swap.key, ctx.accounts.admin.key)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn apply_new_admin<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
) -> ProgramResult {
let ix = stable_swap_client::instruction::apply_new_admin(
ctx.accounts.swap.key,
ctx.accounts.admin.key,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn commit_new_admin<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
new_admin: Pubkey,
) -> ProgramResult {
let ix = stable_swap_client::instruction::commit_new_admin(
ctx.accounts.swap.key,
ctx.accounts.admin.key,
&new_admin,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn set_fee_account<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, SetFeeAccount<'info>>,
) -> ProgramResult {
let ix = stable_swap_client::instruction::set_fee_account(
ctx.accounts.admin_ctx.swap.key,
ctx.accounts.admin_ctx.admin.key,
ctx.accounts.fee_account.to_account_info().key,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
pub fn set_new_fees<'a, 'b, 'c, 'info>(
ctx: CpiContext<'a, 'b, 'c, 'info, AdminUserContext<'info>>,
fees: stable_swap_client::fees::Fees,
) -> ProgramResult {
let ix = stable_swap_client::instruction::set_new_fees(
ctx.accounts.swap.key,
ctx.accounts.admin.key,
fees,
)?;
solana_program::program::invoke_signed(&ix, &ctx.to_account_infos(), ctx.signer_seeds)
}
#[derive(Accounts)]
pub struct Initialize<'info> {
pub swap: AccountInfo<'info>,
pub swap_authority: AccountInfo<'info>,
pub admin: AccountInfo<'info>,
pub token_a: InitToken<'info>,
pub token_b: InitToken<'info>,
pub pool_mint: AccountInfo<'info>,
pub output_lp: AccountInfo<'info>,
pub token_program: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct Deposit<'info> {
pub user: SwapUserContext<'info>,
pub input_a: SwapToken<'info>,
pub input_b: SwapToken<'info>,
pub pool_mint: AccountInfo<'info>,
pub output_lp: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct Swap<'info> {
pub user: SwapUserContext<'info>,
pub input: SwapToken<'info>,
pub output: SwapOutput<'info>,
}
#[derive(Accounts)]
pub struct WithdrawOne<'info> {
pub user: SwapUserContext<'info>,
pub pool_mint: AccountInfo<'info>,
pub input_lp: AccountInfo<'info>,
pub quote_reserves: AccountInfo<'info>,
pub output: SwapOutput<'info>,
}
#[derive(Accounts)]
pub struct Withdraw<'info> {
pub user: SwapUserContext<'info>,
pub input_lp: AccountInfo<'info>,
pub pool_mint: AccountInfo<'info>,
pub output_a: SwapOutput<'info>,
pub output_b: SwapOutput<'info>,
}
#[derive(Accounts)]
pub struct SetFeeAccount<'info> {
pub admin_ctx: AdminUserContext<'info>,
pub fee_account: Account<'info, TokenAccount>,
}
#[derive(Accounts)]
pub struct InitToken<'info> {
pub reserve: AccountInfo<'info>,
pub fees: AccountInfo<'info>,
pub mint: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct SwapToken<'info> {
pub user: AccountInfo<'info>,
pub reserve: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct SwapOutput<'info> {
pub user_token: SwapToken<'info>,
pub fees: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct SwapUserContext<'info> {
pub token_program: AccountInfo<'info>,
pub swap_authority: AccountInfo<'info>,
pub user_authority: AccountInfo<'info>,
pub swap: AccountInfo<'info>,
pub clock: AccountInfo<'info>,
}
#[derive(Accounts)]
pub struct AdminUserContext<'info> {
pub admin: Signer<'info>,
pub swap: AccountInfo<'info>,
}
#[derive(Clone, Copy, Debug, PartialEq)]
pub struct SwapInfo(stable_swap_client::state::SwapInfo);
impl SwapInfo {
pub const LEN: usize = stable_swap_client::state::SwapInfo::LEN;
pub fn minimum_rent_exempt_balance() -> Result<u64, ProgramError> {
Ok(Rent::get()?.minimum_balance(Self::LEN))
}
}
impl Owner for SwapInfo {
fn owner() -> Pubkey {
ID
}
}
impl Deref for SwapInfo {
type Target = stable_swap_client::state::SwapInfo;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl anchor_lang::AccountSerialize for SwapInfo {
fn try_serialize<W: std::io::Write>(&self, _writer: &mut W) -> Result<(), ProgramError> {
Ok(())
}
}
impl anchor_lang::AccountDeserialize for SwapInfo {
fn try_deserialize(buf: &mut &[u8]) -> Result<Self, ProgramError> {
SwapInfo::try_deserialize_unchecked(buf)
}
fn try_deserialize_unchecked(buf: &mut &[u8]) -> Result<Self, ProgramError> {
stable_swap_client::state::SwapInfo::unpack(buf).map(SwapInfo)
}
}
#[derive(Clone)]
pub struct StableSwap;
impl anchor_lang::AccountDeserialize for StableSwap {
fn try_deserialize(buf: &mut &[u8]) -> Result<Self, ProgramError> {
StableSwap::try_deserialize_unchecked(buf)
}
fn try_deserialize_unchecked(_buf: &mut &[u8]) -> Result<Self, ProgramError> {
Ok(StableSwap)
}
}
impl anchor_lang::Id for StableSwap {
fn id() -> Pubkey {
ID
}
}