1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
|
#[allow(non_camel_case_types)]
///Auto-generated by `deno_ops`, i.e: `#[op]`
///
///Use `op_read::decl()` to get an op-declaration
///you can include in a `deno_core::Extension`.
pub struct op_read;
#[doc(hidden)]
impl op_read {
pub fn name() -> &'static str {
stringify!(op_read)
}
pub fn v8_fn_ptr<'scope>() -> deno_core::v8::FunctionCallback {
use deno_core::v8::MapFnTo;
Self::v8_func.map_fn_to()
}
pub fn decl<'scope>() -> deno_core::OpDecl {
deno_core::OpDecl {
name: Self::name(),
v8_fn_ptr: Self::v8_fn_ptr(),
enabled: true,
fast_fn: Some(
Box::new(op_read_fast {
_phantom: ::std::marker::PhantomData,
}),
),
is_async: true,
is_unstable: false,
is_v8: false,
argc: 2usize,
}
}
#[inline]
#[allow(clippy::too_many_arguments)]
async fn call(
state: Rc<RefCell<OpState>>,
rid: ResourceId,
buf: &mut [u8],
) -> Result<u32, Error> {}
pub fn v8_func<'scope>(
scope: &mut deno_core::v8::HandleScope<'scope>,
args: deno_core::v8::FunctionCallbackArguments,
mut rv: deno_core::v8::ReturnValue,
) {
use deno_core::futures::FutureExt;
let ctx = unsafe {
&*(deno_core::v8::Local::<deno_core::v8::External>::cast(args.data()).value()
as *const deno_core::_ops::OpCtx)
};
let op_id = ctx.id;
let promise_id = args.get(0);
let promise_id = deno_core::v8::Local::<
deno_core::v8::Integer,
>::try_from(promise_id)
.map(|l| l.value() as deno_core::PromiseId)
.map_err(deno_core::anyhow::Error::from);
let promise_id: deno_core::PromiseId = match promise_id {
Ok(promise_id) => promise_id,
Err(err) => {
deno_core::_ops::throw_type_error(
scope,
format!("invalid promise id: {}", err),
);
return;
}
};
let arg_0 = args.get(1usize as i32);
let arg_0 = match deno_core::serde_v8::from_v8(scope, arg_0) {
Ok(v) => v,
Err(err) => {
let msg = format!(
"Error parsing args at position {}: {}", 1usize,
deno_core::anyhow::Error::from(err)
);
return deno_core::_ops::throw_type_error(scope, msg);
}
};
let arg_1 = {
let value = args.get(2usize as i32);
match deno_core::v8::Local::<deno_core::v8::ArrayBuffer>::try_from(value) {
Ok(b) => {
let byte_length = b.byte_length();
if let Some(data) = b.data() {
let store = data.cast::<u8>().as_ptr();
unsafe { ::std::slice::from_raw_parts_mut(store, byte_length) }
} else {
&mut []
}
}
Err(_) => {
if let Ok(view)
= deno_core::v8::Local::<
deno_core::v8::ArrayBufferView,
>::try_from(value) {
let len = view.byte_length();
let offset = view.byte_offset();
let buffer = match view.buffer(scope) {
Some(v) => v,
None => {
return deno_core::_ops::throw_type_error(
scope,
format!("Expected ArrayBufferView at position {}", 2usize),
);
}
};
if let Some(data) = buffer.data() {
let store = data.cast::<u8>().as_ptr();
unsafe {
::std::slice::from_raw_parts_mut(store.add(offset), len)
}
} else {
&mut []
}
} else {
return deno_core::_ops::throw_type_error(
scope,
format!("Expected ArrayBufferView at position {}", 2usize),
);
}
}
}
};
let get_class = {
let state = ::std::cell::RefCell::borrow(&ctx.state);
state.tracker.track_async(op_id);
state.get_error_class_fn
};
deno_core::_ops::queue_async_op(
ctx,
scope,
false,
async move {
let result = Self::call(ctx.state.clone(), arg_0, arg_1).await;
(promise_id, op_id, deno_core::_ops::to_op_result(get_class, result))
},
);
}
}
struct op_read_fast {
_phantom: ::std::marker::PhantomData<()>,
}
impl<'scope> deno_core::v8::fast_api::FastFunction for op_read_fast {
fn function(&self) -> *const ::std::ffi::c_void {
op_read_fast_fn as *const ::std::ffi::c_void
}
fn args(&self) -> &'static [deno_core::v8::fast_api::Type] {
use deno_core::v8::fast_api::Type::*;
use deno_core::v8::fast_api::CType;
&[V8Value, Int32, Uint32, TypedArray(CType::Uint8), CallbackOptions]
}
fn return_type(&self) -> deno_core::v8::fast_api::CType {
deno_core::v8::fast_api::CType::Void
}
}
fn op_read_fast_fn<'scope>(
_: deno_core::v8::Local<deno_core::v8::Object>,
__promise_id: i32,
rid: ResourceId,
buf: *const deno_core::v8::fast_api::FastApiTypedArray<u8>,
fast_api_callback_options: *mut deno_core::v8::fast_api::FastApiCallbackOptions,
) -> () {
use deno_core::v8;
use deno_core::_ops;
let __opts: &mut v8::fast_api::FastApiCallbackOptions = unsafe {
&mut *fast_api_callback_options
};
let __ctx = unsafe {
&*(v8::Local::<v8::External>::cast(unsafe { __opts.data.data }).value()
as *const _ops::OpCtx)
};
let state = __ctx.state.clone();
let buf = match unsafe { &*buf }.get_storage_if_aligned() {
Some(v) => v,
None => {
unsafe { &mut *fast_api_callback_options }.fallback = true;
return Default::default();
}
};
let result = op_read::call(state, rid, buf);
let __op_id = __ctx.id;
let __state = ::std::cell::RefCell::borrow(&__ctx.state);
__state.tracker.track_async(__op_id);
let __get_class = __state.get_error_class_fn;
let result = _ops::queue_fast_async_op(
__ctx,
async move {
let result = result.await;
(__promise_id, __op_id, _ops::to_op_result(__get_class, result))
},
);
}
|
