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use smallvec instead MaybeUninit

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medigor
2023-10-14 21:37:19 +03:00
parent 30cbaccec0
commit 7d8b2f500d
2 changed files with 11 additions and 21 deletions
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1
Cargo.toml
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@ -15,3 +15,4 @@ strip = true # Automatically strip symbols from the binary.
[dependencies]
utf16_lit="2.0"
smallvec = "1.11"

31
src/ffi.rs
View File

@ -1,11 +1,10 @@
use std::{
ffi::{c_int, c_long, c_ulong, c_void},
mem::MaybeUninit,
ptr::{self, NonNull},
slice::{from_raw_parts, from_raw_parts_mut},
};
const MAX_PARAMS: usize = 8;
use smallvec::SmallVec;
#[repr(C)]
#[derive(Debug)]
@ -481,9 +480,7 @@ unsafe extern "system" fn get_method_name<T: Addin>(
unsafe extern "system" fn get_n_params<T: Addin>(this: &mut This<1, T>, num: c_long) -> c_long {
let component = this.get_component();
let count = component.addin.get_n_params(num as usize);
assert!(count <= MAX_PARAMS, "too many parameters");
count as _
component.addin.get_n_params(num as usize) as _
}
unsafe extern "system" fn get_param_def_value<T: Addin>(
@ -522,18 +519,14 @@ unsafe extern "system" fn call_as_proc<T: Addin>(
let size_array = size_array as usize;
let mut param_values: [MaybeUninit<Variant>; MAX_PARAMS] = MaybeUninit::uninit().assume_init();
for (x1, x2) in from_raw_parts_mut(params, size_array)
.iter_mut()
.zip(param_values.iter_mut())
{
x2.write(Variant { mem, variant: x1 });
let mut param_values = SmallVec::<[Variant; 8]>::new();
for variant in from_raw_parts_mut(params, size_array) {
param_values.push(Variant { mem, variant });
}
let param_values = std::mem::transmute(&mut param_values[..size_array]);
component
.addin
.call_as_proc(method_num as usize, param_values)
.call_as_proc(method_num as usize, &mut param_values)
}
unsafe extern "system" fn call_as_func<T: Addin>(
@ -555,18 +548,14 @@ unsafe extern "system" fn call_as_func<T: Addin>(
variant: ret_value,
};
let mut param_values: [MaybeUninit<Variant>; MAX_PARAMS] = MaybeUninit::uninit().assume_init();
for (x1, x2) in from_raw_parts_mut(params, size_array)
.iter_mut()
.zip(param_values.iter_mut())
{
x2.write(Variant { mem, variant: x1 });
let mut param_values = SmallVec::<[Variant; 8]>::new();
for variant in from_raw_parts_mut(params, size_array) {
param_values.push(Variant { mem, variant });
}
let param_values = std::mem::transmute(&mut param_values[..size_array]);
component
.addin
.call_as_func(method_num as usize, param_values, &mut return_value)
.call_as_func(method_num as usize, &mut param_values, &mut return_value)
}
#[repr(C)]