bigz/init-lp-pool

.gitignore

@@ -11,4 +11,5 @@ sdk/src/**/*.js.map
 .DS_STORE
 .vscode
 migrations
-/**/*.env
+/**/*.env
+vendor

programs/drift/Cargo.toml

@@ -20,7 +20,7 @@ drift-rs=[]
 [dependencies]
 anchor-lang = "0.29.0"
 solana-program = "1.16"
-anchor-spl = "0.29.0"
+anchor-spl = { version = "0.29.0", features = [] }
 pyth-client = "0.2.2"
 pyth-lazer-solana-contract = { git = "https://github.com/drift-labs/pyth-crosschain", rev = "d790d1cb4da873a949cf33ff70349b7614b232eb", features = ["no-entrypoint"]}
 pythnet-sdk = { git = "https://github.com/drift-labs/pyth-crosschain", rev = "3e8a24ecd0bcf22b787313e2020f4186bb22c729"}

programs/drift/src/controller/token.rs

@@ -8,7 +8,7 @@ use anchor_spl::token_2022::spl_token_2022::extension::{
 };
 use anchor_spl::token_2022::spl_token_2022::state::Mint as MintInner;
 use anchor_spl::token_interface::{
-    self, CloseAccount, Mint, TokenAccount, TokenInterface, Transfer, TransferChecked,
+    self, Burn, CloseAccount, Mint, MintTo, TokenAccount, TokenInterface, Transfer, TransferChecked,
 };
 
 pub fn send_from_program_vault<'info>(
@@ -106,6 +106,58 @@ pub fn close_vault<'info>(
     token_interface::close_account(cpi_context)
 }
 
+pub fn mint_tokens<'info>(
+    token_program: &Interface<'info, TokenInterface>,
+    destination: &InterfaceAccount<'info, TokenAccount>,
+    authority: &AccountInfo<'info>,
+    nonce: u8,
+    amount: u64,
+    mint: &InterfaceAccount<'info, Mint>,
+) -> Result<()> {
+    let signature_seeds = get_signer_seeds(&nonce);
+    let signers = &[&signature_seeds[..]];
+
+    let mint_account_info = mint.to_account_info();
+
+    validate_mint_fee(&mint_account_info)?;
+
+    let cpi_accounts = MintTo {
+        mint: mint_account_info,
+        to: destination.to_account_info(),
+        authority: authority.to_account_info(),
+    };
+
+    let cpi_program = token_program.to_account_info();
+    let cpi_context = CpiContext::new_with_signer(cpi_program, cpi_accounts, signers);
+    token_interface::mint_to(cpi_context, amount)
+}
+
+pub fn burn_tokens<'info>(
+    token_program: &Interface<'info, TokenInterface>,
+    destination: &InterfaceAccount<'info, TokenAccount>,
+    authority: &AccountInfo<'info>,
+    nonce: u8,
+    amount: u64,
+    mint: &InterfaceAccount<'info, Mint>,
+) -> Result<()> {
+    let signature_seeds = get_signer_seeds(&nonce);
+    let signers = &[&signature_seeds[..]];
+
+    let mint_account_info = mint.to_account_info();
+
+    validate_mint_fee(&mint_account_info)?;
+
+    let cpi_accounts = Burn {
+        mint: mint_account_info,
+        from: destination.to_account_info(),
+        authority: authority.to_account_info(),
+    };
+
+    let cpi_program = token_program.to_account_info();
+    let cpi_context = CpiContext::new_with_signer(cpi_program, cpi_accounts, signers);
+    token_interface::burn(cpi_context, amount)
+}
+
 pub fn validate_mint_fee(account_info: &AccountInfo) -> Result<()> {
     let mint_data = account_info.try_borrow_data()?;
     let mint_with_extension = StateWithExtensions::<MintInner>::unpack(&mint_data)?;

programs/drift/src/error.rs

@@ -1,5 +1,7 @@
 use anchor_lang::prelude::*;
 
+use crate::state::lp_pool::Constituent;
+
 pub type DriftResult<T = ()> = std::result::Result<T, ErrorCode>;
 
 #[error_code]
@@ -635,6 +637,24 @@ pub enum ErrorCode {
     InvalidSignedMsgUserOrdersResize,
     #[msg("Could not deserialize high leverage mode config")]
     CouldNotDeserializeHighLeverageModeConfig,
+    #[msg("Invalid Constituent")]
+    InvalidConstituent,
+    #[msg("Invalid Amm Constituent Mapping argument")]
+    InvalidAmmConstituentMappingArgument,
+    #[msg("Invalid update constituent update target weights argument")]
+    InvalidUpdateConstituentTargetWeightsArgument,
+    #[msg("Constituent not found")]
+    ConstituentNotFound,
+    #[msg("Constituent could not load")]
+    ConstituentCouldNotLoad,
+    #[msg("Constituent wrong mutability")]
+    ConstituentWrongMutability,
+    #[msg("Wrong number of constituents passed to instruction")]
+    WrongNumberOfConstituents,
+    #[msg("Oracle too stale for LP AUM update")]
+    OracleTooStaleForLPAUMUpdate,
+    #[msg("Insufficient constituent token balance")]
+    InsufficientConstituentTokenBalance,
 }
 
 #[macro_export]