revm_handler/
execution.rs

1use bytecode::EOF_MAGIC_BYTES;
2use context_interface::Transaction;
3use interpreter::{
4    CallInputs, CallScheme, CallValue, CreateInputs, CreateScheme, EOFCreateInputs, EOFCreateKind,
5    FrameInput,
6};
7use primitives::{hardfork::SpecId, TxKind};
8use std::boxed::Box;
9
10/// Creates the first [`FrameInput`] from the transaction, spec and gas limit.
11pub fn create_init_frame(tx: &impl Transaction, spec: SpecId, gas_limit: u64) -> FrameInput {
12    let input = tx.input().clone();
13
14    match tx.kind() {
15        TxKind::Call(target_address) => FrameInput::Call(Box::new(CallInputs {
16            input,
17            gas_limit,
18            target_address,
19            bytecode_address: target_address,
20            caller: tx.caller(),
21            value: CallValue::Transfer(tx.value()),
22            scheme: CallScheme::Call,
23            is_static: false,
24            is_eof: false,
25            return_memory_offset: 0..0,
26        })),
27        TxKind::Create => {
28            // If first byte of data is magic 0xEF00, then it is EOFCreate.
29            if spec.is_enabled_in(SpecId::OSAKA) && input.starts_with(&EOF_MAGIC_BYTES) {
30                FrameInput::EOFCreate(Box::new(EOFCreateInputs::new(
31                    tx.caller(),
32                    tx.value(),
33                    gas_limit,
34                    EOFCreateKind::Tx { initdata: input },
35                )))
36            } else {
37                FrameInput::Create(Box::new(CreateInputs {
38                    caller: tx.caller(),
39                    scheme: CreateScheme::Create,
40                    value: tx.value(),
41                    init_code: input,
42                    gas_limit,
43                }))
44            }
45        }
46    }
47}
revm_handler/execution.rs

revm_handler/
execution.rs
