84 lines
2.9 KiB
Rust
84 lines
2.9 KiB
Rust
//! The `system_transaction` module provides functionality for creating system transactions.
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#![cfg(feature = "full")]
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use crate::{
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hash::Hash,
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message::Message,
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pubkey::Pubkey,
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signature::{Keypair, Signer},
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system_instruction,
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transaction::Transaction,
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};
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/// Create and sign new SystemInstruction::CreateAccount transaction
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pub fn create_account(
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from_keypair: &Keypair,
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to_keypair: &Keypair,
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recent_blockhash: Hash,
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lamports: u64,
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space: u64,
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program_id: &Pubkey,
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) -> Transaction {
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let from_pubkey = from_keypair.pubkey();
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let to_pubkey = to_keypair.pubkey();
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let instruction =
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system_instruction::create_account(&from_pubkey, &to_pubkey, lamports, space, program_id);
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let message = Message::new(&[instruction], Some(&from_pubkey));
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Transaction::new(&[from_keypair, to_keypair], message, recent_blockhash)
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}
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/// Create and sign new SystemInstruction::Allocate transaction
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pub fn allocate(
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payer_keypair: &Keypair,
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account_keypair: &Keypair,
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recent_blockhash: Hash,
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space: u64,
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) -> Transaction {
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let payer_pubkey = payer_keypair.pubkey();
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let account_pubkey = account_keypair.pubkey();
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let instruction = system_instruction::allocate(&account_pubkey, space);
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let message = Message::new(&[instruction], Some(&payer_pubkey));
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Transaction::new(&[payer_keypair, account_keypair], message, recent_blockhash)
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}
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/// Create and sign new system_instruction::Assign transaction
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pub fn assign(from_keypair: &Keypair, recent_blockhash: Hash, program_id: &Pubkey) -> Transaction {
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let from_pubkey = from_keypair.pubkey();
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let instruction = system_instruction::assign(&from_pubkey, program_id);
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let message = Message::new(&[instruction], Some(&from_pubkey));
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Transaction::new(&[from_keypair], message, recent_blockhash)
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}
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/// Create and sign new system_instruction::Transfer transaction
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pub fn transfer(
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from_keypair: &Keypair,
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to: &Pubkey,
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lamports: u64,
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recent_blockhash: Hash,
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) -> Transaction {
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let from_pubkey = from_keypair.pubkey();
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let instruction = system_instruction::transfer(&from_pubkey, to, lamports);
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let message = Message::new(&[instruction], Some(&from_pubkey));
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Transaction::new(&[from_keypair], message, recent_blockhash)
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}
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/// Create and sign new nonced system_instruction::Transfer transaction
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pub fn nonced_transfer(
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from_keypair: &Keypair,
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to: &Pubkey,
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lamports: u64,
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nonce_account: &Pubkey,
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nonce_authority: &Keypair,
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nonce_hash: Hash,
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) -> Transaction {
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let from_pubkey = from_keypair.pubkey();
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let instruction = system_instruction::transfer(&from_pubkey, to, lamports);
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let message = Message::new_with_nonce(
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vec![instruction],
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Some(&from_pubkey),
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nonce_account,
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&nonce_authority.pubkey(),
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);
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Transaction::new(&[from_keypair, nonce_authority], message, nonce_hash)
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}
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