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-rw-r--r--vendor/cxx/src/symbols/rust_slice.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/vendor/cxx/src/symbols/rust_slice.rs b/vendor/cxx/src/symbols/rust_slice.rs
new file mode 100644
index 000000000..df215acf5
--- /dev/null
+++ b/vendor/cxx/src/symbols/rust_slice.rs
@@ -0,0 +1,20 @@
+use crate::rust_slice::RustSlice;
+use core::mem::MaybeUninit;
+use core::ptr::{self, NonNull};
+
+#[export_name = "cxxbridge1$slice$new"]
+unsafe extern "C" fn slice_new(this: &mut MaybeUninit<RustSlice>, ptr: NonNull<()>, len: usize) {
+ let this = this.as_mut_ptr();
+ let rust_slice = RustSlice::from_raw_parts(ptr, len);
+ unsafe { ptr::write(this, rust_slice) }
+}
+
+#[export_name = "cxxbridge1$slice$ptr"]
+unsafe extern "C" fn slice_ptr(this: &RustSlice) -> NonNull<()> {
+ this.as_non_null_ptr()
+}
+
+#[export_name = "cxxbridge1$slice$len"]
+unsafe extern "C" fn slice_len(this: &RustSlice) -> usize {
+ this.len()
+}