Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

1 files changed, 20 insertions, 0 deletions

diff --git a/vendor/rustix/src/fs/copy_file_range.rs b/vendor/rustix/src/fs/copy_file_range.rs
new file mode 100644
index 0000000..b927d57
--- /dev/null
+++ b/vendor/rustix/src/fs/copy_file_range.rs
@@ -0,0 +1,20 @@
+use crate::{backend, io};
+use backend::fd::AsFd;
+
+/// `copy_file_range(fd_in, off_in, fd_out, off_out, len, 0)`—Copies data
+/// from one file to another.
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/copy_file_range.2.html
+#[inline]
+pub fn copy_file_range<InFd: AsFd, OutFd: AsFd>(
+    fd_in: InFd,
+    off_in: Option<&mut u64>,
+    fd_out: OutFd,
+    off_out: Option<&mut u64>,
+    len: usize,
+) -> io::Result<usize> {
+    backend::fs::syscalls::copy_file_range(fd_in.as_fd(), off_in, fd_out.as_fd(), off_out, len)
+}