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add packet clone

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This commit is contained in:
Vinzenz Schroeter 2024-08-29 22:21:21 +02:00
commit d385d8e1d4
7 changed files with 87 additions and 31 deletions
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36
crates/servicepoint_binding_c/src/cp437_grid.rs
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@ -2,15 +2,23 @@
//!
//! prefix `sp_cp437_grid_`
use servicepoint::{Cp437Grid, DataRef, Grid};
use crate::c_slice::CByteSlice;
use servicepoint::{Cp437Grid, DataRef, Grid};
/// A C-wrapper for grid containing codepage 437 characters.
///
/// The encoding is currently not enforced.
#[derive(Clone)]
pub struct CCp437Grid(pub(crate) Cp437Grid);
pub struct CCp437Grid {
pub(crate) actual: Cp437Grid,
}
impl Clone for CCp437Grid {
fn clone(&self) -> Self {
CCp437Grid {
actual: self.actual.clone(),
}
}
}
/// Creates a new `Cp437Grid` with the specified dimensions.
///
@ -27,7 +35,9 @@ pub unsafe extern "C" fn sp_cp437_grid_new(
width: usize,
height: usize,
) -> *mut CCp437Grid {
Box::into_raw(Box::new(CCp437Grid(Cp437Grid::new(width, height))))
Box::into_raw(Box::new(CCp437Grid {
actual: Cp437Grid::new(width, height),
}))
}
/// Loads a `Cp437Grid` with the specified dimensions from the provided data.
@ -52,7 +62,9 @@ pub unsafe extern "C" fn sp_cp437_grid_load(
data_length: usize,
) -> *mut CCp437Grid {
let data = std::slice::from_raw_parts(data, data_length);
Box::into_raw(Box::new(CCp437Grid(Cp437Grid::load(width, height, data))))
Box::into_raw(Box::new(CCp437Grid {
actual: Cp437Grid::load(width, height, data),
}))
}
/// Clones a `Cp437Grid`.
@ -109,7 +121,7 @@ pub unsafe extern "C" fn sp_cp437_grid_get(
x: usize,
y: usize,
) -> u8 {
(*this).0.get(x, y)
(*this).actual.get(x, y)
}
/// Sets the value of the specified position in the `Cp437Grid`.
@ -139,7 +151,7 @@ pub unsafe extern "C" fn sp_cp437_grid_set(
y: usize,
value: u8,
) {
(*this).0.set(x, y, value);
(*this).actual.set(x, y, value);
}
/// Sets the value of all cells in the `Cp437Grid`.
@ -157,7 +169,7 @@ pub unsafe extern "C" fn sp_cp437_grid_set(
/// - `this` is not written to or read from concurrently
#[no_mangle]
pub unsafe extern "C" fn sp_cp437_grid_fill(this: *mut CCp437Grid, value: u8) {
(*this).0.fill(value);
(*this).actual.fill(value);
}
/// Gets the width of the `Cp437Grid` instance.
@ -173,7 +185,7 @@ pub unsafe extern "C" fn sp_cp437_grid_fill(this: *mut CCp437Grid, value: u8) {
/// - `this` points to a valid `Cp437Grid`
#[no_mangle]
pub unsafe extern "C" fn sp_cp437_grid_width(this: *const CCp437Grid) -> usize {
(*this).0.width()
(*this).actual.width()
}
/// Gets the height of the `Cp437Grid` instance.
@ -191,7 +203,7 @@ pub unsafe extern "C" fn sp_cp437_grid_width(this: *const CCp437Grid) -> usize {
pub unsafe extern "C" fn sp_cp437_grid_height(
this: *const CCp437Grid,
) -> usize {
(*this).0.height()
(*this).actual.height()
}
/// Gets an unsafe reference to the data of the `Cp437Grid` instance.
@ -207,7 +219,7 @@ pub unsafe extern "C" fn sp_cp437_grid_height(
pub unsafe extern "C" fn sp_cp437_grid_unsafe_data_ref(
this: *mut CCp437Grid,
) -> CByteSlice {
let data = (*this).0.data_ref_mut();
let data = (*this).actual.data_ref_mut();
CByteSlice {
start: data.as_mut_ptr_range().start,
length: data.len(),