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use {
anchor_lang::{
prelude::*,
solana_program::system_program
},
crate::state::*,
std::mem::size_of
};
#[derive(Accounts)]
#[instruction(
name: String,
value: Pubkey,
pointer_bump: u8,
proof_bump: u8,
)]
pub struct CreatePointer<'info> {
#[account(
mut,
seeds = [
SEED_INDEX,
index.owner.key().as_ref(),
index.namespace.as_ref()
],
bump = index.bump,
has_one = owner,
)]
pub index: Account<'info, Index>,
#[account(mut)]
pub owner: Signer<'info>,
#[account(mut)]
pub payer: Signer<'info>,
#[account(
init,
seeds = [
SEED_POINTER,
index.key().as_ref(),
name.as_bytes(),
],
bump = pointer_bump,
payer = payer,
space = 8 + size_of::<Pointer>(),
)]
pub pointer: Account<'info, Pointer>,
#[account(
init,
seeds = [
SEED_PROOF,
index.key().as_ref(),
value.as_ref(),
],
bump = proof_bump,
payer = payer,
space = 8 + size_of::<Proof>(),
)]
pub proof: Account<'info, Proof>,
#[account(address = system_program::ID)]
pub system_program: Program<'info, System>,
}
pub fn handler(
ctx: Context<CreatePointer>,
name: String,
value: Pubkey,
pointer_bump: u8,
proof_bump: u8,
) -> ProgramResult {
let index = &mut ctx.accounts.index;
let pointer = &mut ctx.accounts.pointer;
let proof = &mut ctx.accounts.proof;
pointer.name = name.clone();
pointer.value = value;
pointer.bump = pointer_bump;
proof.name = pointer.name.clone();
proof.bump = proof_bump;
index.count += 1;
return Ok(());
}