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-rw-r--r--src/sys/mod.rs1
-rw-r--r--src/sys/sendfile.rs46
2 files changed, 46 insertions, 1 deletions
diff --git a/src/sys/mod.rs b/src/sys/mod.rs
index 654a4d87..0bd0bc9f 100644
--- a/src/sys/mod.rs
+++ b/src/sys/mod.rs
@@ -110,6 +110,7 @@ feature! {
}
#[cfg(any(target_os = "android",
+ target_os = "dragonfly",
target_os = "freebsd",
target_os = "ios",
target_os = "linux",
diff --git a/src/sys/sendfile.rs b/src/sys/sendfile.rs
index 1a87a680..5ec0b526 100644
--- a/src/sys/sendfile.rs
+++ b/src/sys/sendfile.rs
@@ -64,7 +64,8 @@ pub fn sendfile64(
}
cfg_if! {
- if #[cfg(any(target_os = "freebsd",
+ if #[cfg(any(target_os = "dragonfly",
+ target_os = "freebsd",
target_os = "ios",
target_os = "macos"))] {
use crate::sys::uio::IoVec;
@@ -184,6 +185,49 @@ cfg_if! {
};
(Errno::result(return_code).and(Ok(())), bytes_sent)
}
+ } else if #[cfg(target_os = "dragonfly")] {
+ /// Read up to `count` bytes from `in_fd` starting at `offset` and write to `out_sock`.
+ ///
+ /// Returns a `Result` and a count of bytes written. Bytes written may be non-zero even if
+ /// an error occurs.
+ ///
+ /// `in_fd` must describe a regular file. `out_sock` must describe a stream socket.
+ ///
+ /// If `offset` falls past the end of the file, the function returns success and zero bytes
+ /// written.
+ ///
+ /// If `count` is `None` or 0, bytes will be read from `in_fd` until reaching the end of
+ /// file (EOF).
+ ///
+ /// `headers` and `trailers` specify optional slices of byte slices to be sent before and
+ /// after the data read from `in_fd`, respectively. The length of headers and trailers sent
+ /// is included in the returned count of bytes written. The values of `offset` and `count`
+ /// do not apply to headers or trailers.
+ ///
+ /// For more information, see
+ /// [the sendfile(2) man page.](https://leaf.dragonflybsd.org/cgi/web-man?command=sendfile&section=2)
+ pub fn sendfile(
+ in_fd: RawFd,
+ out_sock: RawFd,
+ offset: off_t,
+ count: Option<usize>,
+ headers: Option<&[&[u8]]>,
+ trailers: Option<&[&[u8]]>,
+ ) -> (Result<()>, off_t) {
+ let mut bytes_sent: off_t = 0;
+ let hdtr = headers.or(trailers).map(|_| SendfileHeaderTrailer::new(headers, trailers));
+ let hdtr_ptr = hdtr.as_ref().map_or(ptr::null(), |s| &s.0 as *const libc::sf_hdtr);
+ let return_code = unsafe {
+ libc::sendfile(in_fd,
+ out_sock,
+ offset,
+ count.unwrap_or(0),
+ hdtr_ptr as *mut libc::sf_hdtr,
+ &mut bytes_sent as *mut off_t,
+ 0)
+ };
+ (Errno::result(return_code).and(Ok(())), bytes_sent)
+ }
} else if #[cfg(any(target_os = "ios", target_os = "macos"))] {
/// Read bytes from `in_fd` starting at `offset` and write up to `count` bytes to
/// `out_sock`.