use std::{boxed::Box as Box_, mem, pin::Pin, ptr};
use glib::{prelude::*, translate::*, GString};
use crate::{Cancellable, DataInputStream};
pub trait DataInputStreamExtManual: 'static {
#[doc(alias = "g_data_input_stream_read_line")]
fn read_line<P: IsA<Cancellable>>(
&self,
cancellable: Option<&P>,
) -> Result<Vec<u8>, glib::Error>;
#[doc(alias = "g_data_input_stream_read_line_async")]
fn read_line_async<P: IsA<Cancellable>, Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static>(
&self,
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
);
fn read_line_future(
&self,
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Vec<u8>, glib::Error>> + 'static>>;
#[doc(alias = "g_data_input_stream_read_line_utf8")]
fn read_line_utf8<P: IsA<Cancellable>>(
&self,
cancellable: Option<&P>,
) -> Result<Option<GString>, glib::Error>;
fn read_line_utf8_async<
P: IsA<Cancellable>,
Q: FnOnce(Result<Option<GString>, glib::Error>) + 'static,
>(
&self,
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
);
fn read_line_utf8_future(
&self,
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Option<GString>, glib::Error>> + 'static>>;
#[doc(alias = "g_data_input_stream_read_upto")]
fn read_upto<P: IsA<Cancellable>>(
&self,
stop_chars: &[u8],
cancellable: Option<&P>,
) -> Result<Vec<u8>, glib::Error>;
#[doc(alias = "g_data_input_stream_read_upto_async")]
fn read_upto_async<P: IsA<Cancellable>, Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static>(
&self,
stop_chars: &[u8],
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
);
fn read_upto_future(
&self,
stop_chars: &[u8],
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Vec<u8>, glib::Error>> + 'static>>;
}
impl<O: IsA<DataInputStream>> DataInputStreamExtManual for O {
fn read_line<P: IsA<Cancellable>>(
&self,
cancellable: Option<&P>,
) -> Result<Vec<u8>, glib::Error> {
unsafe {
let mut length = mem::MaybeUninit::uninit();
let mut error = ptr::null_mut();
let ret = ffi::g_data_input_stream_read_line(
self.as_ref().to_glib_none().0,
length.as_mut_ptr(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
&mut error,
);
let length = length.assume_init();
if error.is_null() {
Ok(FromGlibContainer::from_glib_full_num(ret, length))
} else {
Err(from_glib_full(error))
}
}
}
fn read_line_async<P: IsA<Cancellable>, Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static>(
&self,
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let user_data: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn read_line_async_trampoline<
Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
let mut error = ptr::null_mut();
let mut length = mem::MaybeUninit::uninit();
let ret = ffi::g_data_input_stream_read_line_finish(
_source_object as *mut _,
res,
length.as_mut_ptr(),
&mut error,
);
let length = length.assume_init();
let result = if error.is_null() {
Ok(FromGlibContainer::from_glib_full_num(ret, length))
} else {
Err(from_glib_full(error))
};
let callback: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::from_raw(user_data as *mut _);
let callback = callback.into_inner();
callback(result);
}
let callback = read_line_async_trampoline::<Q>;
unsafe {
ffi::g_data_input_stream_read_line_async(
self.as_ref().to_glib_none().0,
io_priority.into_glib(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
fn read_line_future(
&self,
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Vec<u8>, glib::Error>> + 'static>> {
Box_::pin(crate::GioFuture::new(
self,
move |obj, cancellable, send| {
obj.read_line_async(io_priority, Some(cancellable), move |res| {
send.resolve(res);
});
},
))
}
fn read_line_utf8<P: IsA<Cancellable>>(
&self,
cancellable: Option<&P>,
) -> Result<Option<GString>, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = ffi::g_data_input_stream_read_line_utf8(
self.as_ref().to_glib_none().0,
ptr::null_mut(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
}
}
}
fn read_line_utf8_async<
P: IsA<Cancellable>,
Q: FnOnce(Result<Option<GString>, glib::Error>) + 'static,
>(
&self,
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let user_data: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn read_line_async_trampoline<
Q: FnOnce(Result<Option<GString>, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
let mut error = ptr::null_mut();
let ret = ffi::g_data_input_stream_read_line_finish(
_source_object as *mut _,
res,
ptr::null_mut(),
&mut error,
);
let result = if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
};
let callback: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::from_raw(user_data as *mut _);
let callback = callback.into_inner();
callback(result);
}
let callback = read_line_async_trampoline::<Q>;
unsafe {
ffi::g_data_input_stream_read_line_async(
self.as_ref().to_glib_none().0,
io_priority.into_glib(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
fn read_line_utf8_future(
&self,
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Option<GString>, glib::Error>> + 'static>>
{
Box_::pin(crate::GioFuture::new(
self,
move |obj, cancellable, send| {
obj.read_line_utf8_async(io_priority, Some(cancellable), move |res| {
send.resolve(res);
});
},
))
}
fn read_upto<P: IsA<Cancellable>>(
&self,
stop_chars: &[u8],
cancellable: Option<&P>,
) -> Result<Vec<u8>, glib::Error> {
let stop_chars_len = stop_chars.len() as isize;
unsafe {
let mut error = ptr::null_mut();
let mut length = mem::MaybeUninit::uninit();
let ret = ffi::g_data_input_stream_read_upto(
self.as_ref().to_glib_none().0,
stop_chars.to_glib_none().0 as *const _,
stop_chars_len,
length.as_mut_ptr(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
&mut error,
);
if error.is_null() {
let length = length.assume_init();
Ok(FromGlibContainer::from_glib_full_num(
ret as *const _,
length,
))
} else {
Err(from_glib_full(error))
}
}
}
fn read_upto_async<P: IsA<Cancellable>, Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static>(
&self,
stop_chars: &[u8],
io_priority: glib::Priority,
cancellable: Option<&P>,
callback: Q,
) {
let main_context = glib::MainContext::ref_thread_default();
let is_main_context_owner = main_context.is_owner();
let has_acquired_main_context = (!is_main_context_owner)
.then(|| main_context.acquire().ok())
.flatten();
assert!(
is_main_context_owner || has_acquired_main_context.is_some(),
"Async operations only allowed if the thread is owning the MainContext"
);
let stop_chars_len = stop_chars.len() as isize;
let user_data: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::new(glib::thread_guard::ThreadGuard::new(callback));
unsafe extern "C" fn read_upto_async_trampoline<
Q: FnOnce(Result<Vec<u8>, glib::Error>) + 'static,
>(
_source_object: *mut glib::gobject_ffi::GObject,
res: *mut ffi::GAsyncResult,
user_data: glib::ffi::gpointer,
) {
let mut error = ptr::null_mut();
let mut length = mem::MaybeUninit::uninit();
let ret = ffi::g_data_input_stream_read_upto_finish(
_source_object as *mut _,
res,
length.as_mut_ptr(),
&mut error,
);
let result = if error.is_null() {
let length = length.assume_init();
Ok(FromGlibContainer::from_glib_full_num(
ret as *const _,
length,
))
} else {
Err(from_glib_full(error))
};
let callback: Box_<glib::thread_guard::ThreadGuard<Q>> =
Box_::from_raw(user_data as *mut _);
let callback = callback.into_inner();
callback(result);
}
let callback = read_upto_async_trampoline::<Q>;
unsafe {
ffi::g_data_input_stream_read_upto_async(
self.as_ref().to_glib_none().0,
stop_chars.to_glib_none().0 as *const _,
stop_chars_len,
io_priority.into_glib(),
cancellable.map(|p| p.as_ref()).to_glib_none().0,
Some(callback),
Box_::into_raw(user_data) as *mut _,
);
}
}
fn read_upto_future(
&self,
stop_chars: &[u8],
io_priority: glib::Priority,
) -> Pin<Box_<dyn std::future::Future<Output = Result<Vec<u8>, glib::Error>> + 'static>> {
let stop_chars = Vec::from(stop_chars);
Box_::pin(crate::GioFuture::new(
self,
move |obj, cancellable, send| {
obj.read_upto_async(&stop_chars, io_priority, Some(cancellable), move |res| {
send.resolve(res);
});
},
))
}
}