Add Fd::new, setns, getns, and register_scheme_to_ns.

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "libredox"
 authors = ["4lDO2 <4lDO2@protonmail.com>"]
-version = "0.1.11"
+version = "0.1.12"
 edition = "2021"
 license = "MIT"
 description = "Redox stable ABI"
@@ -19,5 +19,5 @@ mkns = ["ioslice"]
 [dependencies]
 bitflags = "2"
 libc = "0.2"
-redox_syscall = { version = "0.6.0", optional = true }
+redox_syscall = { version = "0.7", optional = true }
 ioslice = { version = "0.6", optional = true }

src/lib.rs

@@ -259,7 +259,7 @@ extern "C" {
     fn redox_get_rgid_v1() -> RawResult;
 
     fn redox_get_ens_v0() -> RawResult;
-
+    fn redox_get_ns_v0() -> RawResult;
     // This function is used to get the credentials, pid, euid, egid etc. of the process with the target pid.
     fn redox_get_proc_credentials_v1(cap_fd: usize, target_pid: usize, buf: &mut [u8])
         -> RawResult;
@@ -299,8 +299,16 @@ extern "C" {
         metadata: *const u64,
         metadata_len: usize,
     ) -> RawResult;
-
     fn redox_get_socket_token_v0(fd: usize, payload: *mut u8, payload_len: usize) -> RawResult;
+
+    fn redox_setns_v0(fd: usize) -> RawResult;
+
+    fn redox_register_scheme_to_ns_v0(
+        ns_fd: usize,
+        name_base: *const u8,
+        name_len: usize,
+        cap_fd: usize,
+    ) -> RawResult;
 }
 
 #[cfg(feature = "call")]
@@ -308,6 +316,9 @@ pub struct Fd(usize);
 
 #[cfg(feature = "call")]
 impl Fd {
+    pub fn new(raw: usize) -> Self {
+        Self(raw)
+    }
     #[inline]
     pub fn open(path: &str, flags: i32, mode: u16) -> Result<Self> {
         Ok(Self(call::open(path, flags, mode)?))
@@ -711,4 +722,22 @@ pub mod call {
     pub fn get_socket_token(fd: usize, buf: &mut [u8]) -> Result<usize> {
         Error::demux(unsafe { redox_get_socket_token_v0(fd, buf.as_mut_ptr(), buf.len()) })
     }
+
+    #[inline]
+    pub fn setns(fd: usize) -> Result<usize> {
+        Error::demux(unsafe { redox_setns_v0(fd) })
+    }
+    #[inline]
+    pub fn getns() -> Result<usize> {
+        Error::demux(unsafe { redox_get_ns_v0() })
+    }
+
+    #[inline]
+    pub fn register_scheme_to_ns(ns_fd: usize, name: impl AsRef<str>, cap_fd: usize) -> Result<()> {
+        let name = name.as_ref();
+        Error::demux(unsafe {
+            redox_register_scheme_to_ns_v0(ns_fd, name.as_ptr(), name.len(), cap_fd)
+        })
+        .map(|_| ())
+    }
 }