46 lines
1 KiB
Rust
46 lines
1 KiB
Rust
use std::ptr;
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use super::{JsObject, NapiValue, Value, ValueType};
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use crate::error::check_status;
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use crate::{sys, Result};
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#[derive(Clone, Copy, Debug)]
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pub struct JsArrayBuffer {
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pub value: JsObject,
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pub data: *const u8,
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pub len: u64,
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}
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impl NapiValue for JsArrayBuffer {
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fn raw_value(&self) -> sys::napi_value {
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self.value.0.value
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}
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fn from_raw(env: sys::napi_env, value: sys::napi_value) -> Result<Self> {
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let mut data = ptr::null_mut();
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let mut len: u64 = 0;
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let status = unsafe { sys::napi_get_arraybuffer_info(env, value, &mut data, &mut len) };
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check_status(status)?;
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Ok(JsArrayBuffer {
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value: JsObject(Value {
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env,
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value,
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value_type: ValueType::Object,
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}),
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data: data as *const u8,
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len,
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})
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}
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fn from_raw_unchecked(env: sys::napi_env, value: sys::napi_value) -> Self {
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Self {
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value: JsObject(Value {
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env,
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value,
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value_type: ValueType::Object,
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}),
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data: ptr::null(),
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len: 0,
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}
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}
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}
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