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pub mod account;
pub mod runtime;
pub mod storage;
pub mod system;
use alloc::{
alloc::{alloc, Layout},
vec::Vec,
};
use core::{mem, ptr::NonNull};
use casperlabs_types::{bytesrepr::ToBytes, ApiError};
use crate::unwrap_or_revert::UnwrapOrRevert;
const fn size_align_for_array<T>(n: usize) -> (usize, usize) {
(n * mem::size_of::<T>(), mem::align_of::<T>())
}
pub fn alloc_bytes(n: usize) -> NonNull<u8> {
let (size, align) = size_align_for_array::<u8>(n);
let layout = Layout::from_size_align(size, align)
.map_err(|_| ApiError::AllocLayout)
.unwrap_or_revert();
let raw_ptr = unsafe { alloc(layout) };
NonNull::new(raw_ptr)
.ok_or(ApiError::OutOfMemory)
.unwrap_or_revert()
}
fn to_ptr<T: ToBytes>(t: T) -> (*const u8, usize, Vec<u8>) {
let bytes = t.into_bytes().unwrap_or_revert();
let ptr = bytes.as_ptr();
let size = bytes.len();
(ptr, size, bytes)
}