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@kamino-finance/klend-sdk

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Typescript SDK for interacting with the Kamino Lending (klend) protocol

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/* eslint-disable @typescript-eslint/no-unused-vars */ import { Address, isSome, IAccountMeta, IAccountSignerMeta, IInstruction, Option, TransactionSigner, } from "@solana/kit" /* eslint-enable @typescript-eslint/no-unused-vars */ import BN from "bn.js" // eslint-disable-line @typescript-eslint/no-unused-vars import * as borsh from "@coral-xyz/borsh" // eslint-disable-line @typescript-eslint/no-unused-vars import { borshAddress } from "../utils" // eslint-disable-line @typescript-eslint/no-unused-vars import * as types from "../types" // eslint-disable-line @typescript-eslint/no-unused-vars import { PROGRAM_ID } from "../programId" export interface BufferRelayerInitArgs { params: types.BufferRelayerInitParamsFields } export interface BufferRelayerInitAccounts { bufferRelayer: Address escrow: Address authority: Address queue: Address job: Address programState: Address mint: Address payer: TransactionSigner tokenProgram: Address associatedTokenProgram: Address systemProgram: Address rent: Address } export const layout = borsh.struct([ types.BufferRelayerInitParams.layout("params"), ]) export function bufferRelayerInit( args: BufferRelayerInitArgs, accounts: BufferRelayerInitAccounts, programAddress: Address = PROGRAM_ID ) { const keys: Array<IAccountMeta | IAccountSignerMeta> = [ { address: accounts.bufferRelayer, role: 1 }, { address: accounts.escrow, role: 1 }, { address: accounts.authority, role: 0 }, { address: accounts.queue, role: 0 }, { address: accounts.job, role: 0 }, { address: accounts.programState, role: 0 }, { address: accounts.mint, role: 0 }, { address: accounts.payer.address, role: 3, signer: accounts.payer }, { address: accounts.tokenProgram, role: 0 }, { address: accounts.associatedTokenProgram, role: 0 }, { address: accounts.systemProgram, role: 0 }, { address: accounts.rent, role: 0 }, ] const identifier = Buffer.from([127, 205, 59, 151, 4, 47, 164, 82]) const buffer = Buffer.alloc(1000) const len = layout.encode( { params: types.BufferRelayerInitParams.toEncodable(args.params), }, buffer ) const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len) const ix: IInstruction = { accounts: keys, programAddress, data } return ix }