@solana/spl-token
Version:
SPL Token Program JS API
52 lines • 2.49 kB
JavaScript
import { struct, u8 } from '@solana/buffer-layout';
import { TransactionInstruction } from '@solana/web3.js';
import { programSupportsExtensions, TOKEN_2022_PROGRAM_ID } from '../../constants.js';
import { TokenUnsupportedInstructionError } from '../../errors.js';
import { addSigners } from '../../instructions/internal.js';
import { TokenInstruction } from '../../instructions/types.js';
export var CpiGuardInstruction;
(function (CpiGuardInstruction) {
CpiGuardInstruction[CpiGuardInstruction["Enable"] = 0] = "Enable";
CpiGuardInstruction[CpiGuardInstruction["Disable"] = 1] = "Disable";
})(CpiGuardInstruction || (CpiGuardInstruction = {}));
/** TODO: docs */
export const cpiGuardInstructionData = struct([u8('instruction'), u8('cpiGuardInstruction')]);
/**
* Construct an EnableCpiGuard instruction
*
* @param account Token account to update
* @param authority The account's owner/delegate
* @param signers The signer account(s)
* @param programId SPL Token program account
*
* @return Instruction to add to a transaction
*/
export function createEnableCpiGuardInstruction(account, authority, multiSigners = [], programId = TOKEN_2022_PROGRAM_ID) {
return createCpiGuardInstruction(CpiGuardInstruction.Enable, account, authority, multiSigners, programId);
}
/**
* Construct a DisableCpiGuard instruction
*
* @param account Token account to update
* @param authority The account's owner/delegate
* @param signers The signer account(s)
* @param programId SPL Token program account
*
* @return Instruction to add to a transaction
*/
export function createDisableCpiGuardInstruction(account, authority, multiSigners = [], programId = TOKEN_2022_PROGRAM_ID) {
return createCpiGuardInstruction(CpiGuardInstruction.Disable, account, authority, multiSigners, programId);
}
function createCpiGuardInstruction(cpiGuardInstruction, account, authority, multiSigners, programId) {
if (!programSupportsExtensions(programId)) {
throw new TokenUnsupportedInstructionError();
}
const keys = addSigners([{ pubkey: account, isSigner: false, isWritable: true }], authority, multiSigners);
const data = Buffer.alloc(cpiGuardInstructionData.span);
cpiGuardInstructionData.encode({
instruction: TokenInstruction.CpiGuardExtension,
cpiGuardInstruction,
}, data);
return new TransactionInstruction({ keys, programId, data });
}
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