2019-03-23 20:12:27 -07:00
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use crate::instruction::{AccountMeta, Instruction};
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2019-03-21 05:05:32 -07:00
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use crate::pubkey::Pubkey;
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2018-10-16 09:43:49 -07:00
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#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
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pub enum LoaderInstruction {
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/// Write program data into an account
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///
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/// * key[0] - the account to write into.
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///
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/// The transaction must be signed by key[0]
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Write { offset: u32, bytes: Vec<u8> },
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/// Finalize an account loaded with program data for execution.
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/// The exact preparation steps is loader specific but on success the loader must set the executable
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/// bit of the Account
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///
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/// * key[0] - the account to prepare for execution
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///
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/// The transaction must be signed by key[0]
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Finalize,
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}
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2019-03-21 05:05:32 -07:00
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2019-04-03 08:45:57 -07:00
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pub fn write(account_id: &Pubkey, program_id: &Pubkey, offset: u32, bytes: Vec<u8>) -> Instruction {
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let account_metas = vec![AccountMeta::new(*account_id, true)];
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Instruction::new(
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*program_id,
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&LoaderInstruction::Write { offset, bytes },
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account_metas,
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)
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}
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2019-03-21 05:05:32 -07:00
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2019-04-03 08:45:57 -07:00
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pub fn finalize(account_id: &Pubkey, program_id: &Pubkey) -> Instruction {
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let account_metas = vec![AccountMeta::new(*account_id, true)];
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Instruction::new(*program_id, &LoaderInstruction::Finalize, account_metas)
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2019-03-21 05:05:32 -07:00
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}
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