53 lines
1.5 KiB
Rust
53 lines
1.5 KiB
Rust
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use solana_program::{
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account_info::AccountInfo,
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entrypoint,
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entrypoint::ProgramResult,
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instruction::{AccountMeta, Instruction},
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msg,
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program::invoke,
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pubkey::Pubkey,
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};
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use std::convert::TryInto;
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entrypoint!(process_instruction);
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fn process_instruction(
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program_id: &Pubkey,
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accounts: &[AccountInfo],
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instruction_data: &[u8],
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) -> ProgramResult {
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if instruction_data.len() == 32 {
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let key = Pubkey::new_from_array(instruction_data.try_into().unwrap());
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let ix = Instruction::new(key, &[2], vec![]);
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let mut lamports = accounts[0].lamports();
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let owner = &accounts[0].owner;
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let mut data = accounts[0].try_borrow_mut_data()?;
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let account = AccountInfo::new(
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&key,
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false,
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false,
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&mut lamports,
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&mut data,
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&owner,
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true,
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0,
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);
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msg!("{:?} calling {:?}", program_id, key);
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invoke(&ix, &[account])?;
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} else {
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match instruction_data[0] {
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1 => {
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let ix = Instruction::new(
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*program_id,
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&accounts[1].key.to_bytes(),
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vec![AccountMeta::new_readonly(*program_id, false)],
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);
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msg!("{:?} calling {:?}", program_id, program_id);
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invoke(&ix, accounts)?;
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}
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_ => msg!("Should never get here"),
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}
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}
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Ok(())
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}
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