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musikr: pass iostream ptr to cpp

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This commit is contained in:
Alexander Capehart 2025-02-19 16:38:32 -07:00
parent 47604724a4
commit e22f811c81
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GPG key ID: 37DBE3621FE9AD47
4 changed files with 17 additions and 11 deletions
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10
musikr/src/main/jni/shim/iostream_shim.cpp
View file

@ -11,7 +11,7 @@ namespace taglib_shim
class WrappedRsIOStream : public TagLib::IOStream
{
public:
explicit WrappedRsIOStream(rust::Box<RsIOStream> stream);
explicit WrappedRsIOStream(RsIOStream *stream);
~WrappedRsIOStream() override;
// TagLib::IOStream interface implementation
@ -29,10 +29,10 @@ namespace taglib_shim
bool isOpen() const override;
private:
rust::Box<RsIOStream> rust_stream;
RsIOStream *rust_stream;
};
WrappedRsIOStream::WrappedRsIOStream(rust::Box<RsIOStream> stream) : rust_stream(std::move(stream)) {}
WrappedRsIOStream::WrappedRsIOStream(RsIOStream *stream) : rust_stream(stream) {}
WrappedRsIOStream::~WrappedRsIOStream() = default;
@ -154,9 +154,9 @@ namespace taglib_shim
}
// Factory function to create a new RustIOStream
std::unique_ptr<TagLib::IOStream> wrap_RsIOStream(rust::Box<RsIOStream> stream)
std::unique_ptr<TagLib::IOStream> wrap_RsIOStream(RsIOStream *stream)
{
return std::unique_ptr<TagLib::IOStream>(new WrappedRsIOStream(std::move(stream)));
return std::unique_ptr<TagLib::IOStream>(new WrappedRsIOStream(stream));
}
} // namespace taglib_shim

2
musikr/src/main/jni/shim/iostream_shim.hpp
View file

@ -12,5 +12,5 @@ struct RsIOStream;
namespace taglib_shim
{
// Factory functions with external linkage
std::unique_ptr<TagLib::IOStream> wrap_RsIOStream(rust::Box<RsIOStream> stream);
std::unique_ptr<TagLib::IOStream> wrap_RsIOStream(RsIOStream *stream);
} // namespace taglib_shim

4
musikr/src/main/jni/src/taglib/bridge.rs
View file

@ -51,8 +51,8 @@ mod bridge_impl {
#[namespace = "TagLib"]
#[cxx_name = "IOStream"]
type CPPIOStream<'io_stream>;
fn wrap_RsIOStream<'io_stream>(
stream: Box<DynIOStream<'io_stream>>,
unsafe fn wrap_RsIOStream<'io_stream>(
stream: *mut DynIOStream<'io_stream>,
) -> UniquePtr<CPPIOStream<'io_stream>>;
#[namespace = "TagLib"]

12
musikr/src/main/jni/src/taglib/iostream.rs
View file

@ -14,14 +14,20 @@ pub trait IOStream {
}
pub(super) struct BridgedIOStream<'io_stream> {
stream: Box<DynIOStream<'io_stream>>,
cpp_stream: UniquePtr<CPPIOStream<'io_stream>>,
}
impl<'io_stream> BridgedIOStream<'io_stream> {
pub fn new<T: IOStream + 'io_stream>(stream: T) -> Self {
let rs_stream: Box<DynIOStream<'io_stream>> = Box::new(DynIOStream(Box::new(stream)));
let cpp_stream: UniquePtr<CPPIOStream<'io_stream>> = bridge::wrap_RsIOStream(rs_stream);
BridgedIOStream { cpp_stream }
let mut rs_stream: Box<DynIOStream<'io_stream>> = Box::new(DynIOStream(Box::new(stream)));
let cpp_stream: UniquePtr<CPPIOStream<'io_stream>> = unsafe {
bridge::wrap_RsIOStream(rs_stream.as_mut() as *mut _)
};
BridgedIOStream {
stream: rs_stream,
cpp_stream,
}
}
pub fn cpp_stream(&self) -> &UniquePtr<CPPIOStream> {