diff --git a/bench/src/lib.rs b/bench/src/lib.rs index a6d5a6f6..01d38976 100644 --- a/bench/src/lib.rs +++ b/bench/src/lib.rs @@ -1,3 +1,5 @@ +#![allow(clippy::uninlined_format_args)] + #[macro_use] extern crate napi_derive; diff --git a/crates/napi/src/env.rs b/crates/napi/src/env.rs index 6f0587d8..f11b75bf 100644 --- a/crates/napi/src/env.rs +++ b/crates/napi/src/env.rs @@ -262,6 +262,7 @@ impl Env { let length = data.len(); let mut raw_value = ptr::null_mut(); let data_ptr = data.as_mut_ptr(); + let hint_ptr = Box::into_raw(Box::new((length, data.capacity()))); check_status!(unsafe { if length == 0 { // Rust uses 0x1 as the data pointer for empty buffers, @@ -269,14 +270,30 @@ impl Env { // the same data pointer if it's 0x0. sys::napi_create_buffer(self.0, length, ptr::null_mut(), &mut raw_value) } else { - sys::napi_create_external_buffer( + let status = sys::napi_create_external_buffer( self.0, length, - data_ptr as *mut c_void, + data_ptr.cast(), Some(drop_buffer), - Box::into_raw(Box::new((length, data.capacity()))) as *mut c_void, + hint_ptr.cast(), &mut raw_value, - ) + ); + // electron doesn't support external buffers + if status == sys::Status::napi_no_external_buffers_allowed { + drop(Box::from_raw(hint_ptr)); + let mut dest_data_ptr = ptr::null_mut(); + let status = sys::napi_create_buffer_copy( + self.0, + length, + data.as_ptr().cast(), + &mut dest_data_ptr, + &mut raw_value, + ); + data = Vec::from_raw_parts(dest_data_ptr.cast(), length, length); + status + } else { + status + } } })?; Ok(JsBufferValue::new( @@ -297,7 +314,7 @@ impl Env { /// You can pass in `noop_finalize` if you have nothing to do in finalize phase. pub unsafe fn create_buffer_with_borrowed_data( &self, - data: *const u8, + mut data: *const u8, length: usize, hint: Hint, finalize_callback: Finalize, @@ -312,8 +329,9 @@ impl Env { "Borrowed data should not be null".to_owned(), )); } - check_status!(unsafe { - sys::napi_create_external_buffer( + let hint_ptr = Box::into_raw(Box::new((hint, finalize_callback))); + unsafe { + let status = sys::napi_create_external_buffer( self.0, length, data as *mut c_void, @@ -325,10 +343,26 @@ impl Env { finalize_hint: *mut c_void, ), ), - Box::into_raw(Box::new((hint, finalize_callback))) as *mut c_void, + hint_ptr.cast(), &mut raw_value, - ) - })?; + ); + if status == sys::Status::napi_no_external_buffers_allowed { + let (hint, finalize) = *Box::from_raw(hint_ptr); + let mut result_data = ptr::null_mut(); + let status = sys::napi_create_buffer_copy( + self.0, + length, + data.cast(), + &mut result_data, + &mut raw_value, + ); + data = result_data.cast(); + finalize(hint, *self); + check_status!(status)?; + } else { + check_status!(status)?; + } + }; Ok(JsBufferValue::new( JsBuffer(Value { env: self.0, @@ -405,14 +439,25 @@ impl Env { // the same data pointer if it's 0x0. sys::napi_create_arraybuffer(self.0, length, ptr::null_mut(), &mut raw_value) } else { - sys::napi_create_external_arraybuffer( + let hint_ptr = Box::into_raw(Box::new((length, data.capacity()))); + let status = sys::napi_create_external_arraybuffer( self.0, - data_ptr as *mut c_void, + data_ptr.cast(), length, Some(drop_buffer), - Box::into_raw(Box::new((length, data.capacity()))) as *mut c_void, + hint_ptr.cast(), &mut raw_value, - ) + ); + if status == sys::Status::napi_no_external_buffers_allowed { + drop(Box::from_raw(hint_ptr)); + let mut underlying_data = ptr::null_mut(); + let status = + sys::napi_create_arraybuffer(self.0, length, &mut underlying_data, &mut raw_value); + ptr::swap(underlying_data.cast(), data_ptr); + status + } else { + status + } } })?; @@ -436,7 +481,7 @@ impl Env { /// You can pass in `noop_finalize` if you have nothing to do in finalize phase. pub unsafe fn create_arraybuffer_with_borrowed_data( &self, - data: *const u8, + mut data: *const u8, length: usize, hint: Hint, finalize_callback: Finalize, @@ -445,8 +490,9 @@ impl Env { Finalize: FnOnce(Hint, Env), { let mut raw_value = ptr::null_mut(); - check_status!(unsafe { - sys::napi_create_external_arraybuffer( + let hint_ptr = Box::into_raw(Box::new((hint, finalize_callback))); + unsafe { + let status = sys::napi_create_external_arraybuffer( self.0, if length == 0 { // Rust uses 0x1 as the data pointer for empty buffers, @@ -465,10 +511,21 @@ impl Env { finalize_hint: *mut c_void, ), ), - Box::into_raw(Box::new((hint, finalize_callback))) as *mut c_void, + hint_ptr.cast(), &mut raw_value, - ) - })?; + ); + if status == sys::Status::napi_no_external_buffers_allowed { + let (hint, finalize) = *Box::from_raw(hint_ptr); + let mut underlying_data = ptr::null_mut(); + let status = + sys::napi_create_arraybuffer(self.0, length, &mut underlying_data, &mut raw_value); + data = underlying_data.cast(); + finalize(hint, *self); + check_status!(status)?; + } else { + check_status!(status)?; + } + }; Ok(JsArrayBufferValue::new( JsArrayBuffer(Value { env: self.0, diff --git a/examples/napi-compat-mode/src/lib.rs b/examples/napi-compat-mode/src/lib.rs index c734807d..74c89192 100644 --- a/examples/napi-compat-mode/src/lib.rs +++ b/examples/napi-compat-mode/src/lib.rs @@ -1,4 +1,5 @@ #![allow(unused_variables)] +#![allow(clippy::uninlined_format_args)] #[macro_use] extern crate napi_derive; diff --git a/examples/napi/src/lib.rs b/examples/napi/src/lib.rs index c696d02c..fdd3e4fe 100644 --- a/examples/napi/src/lib.rs +++ b/examples/napi/src/lib.rs @@ -1,6 +1,7 @@ #![allow(dead_code)] #![allow(unreachable_code)] #![allow(clippy::disallowed_names)] +#![allow(clippy::uninlined_format_args)] #[macro_use] extern crate napi_derive;