Implement Mkdir

3 files changed, 48 insertions, 4 deletions

diff --git a/src/ops/entry.rs b/src/ops/entry.rs
index 139a506..a65be29 100644
--- a/src/ops/entry.rs
+++ b/src/ops/entry.rs
@@ -1,8 +1,19 @@
-use super::traits::{ReplyOk, RequestHandle};
-use crate::{io::Stat, private_trait::Sealed, proto, Done, Ino, Operation, Reply, Request};
+use crate::{
+    io::{Mode, Stat},
+    private_trait::Sealed,
+    proto, Done, Ino, Operation, Reply, Request,
+};
+
+use super::{
+    c_to_os,
+    traits::{ReplyKnown, ReplyOk, RequestHandle, RequestMode, RequestName},
+};
+
+use std::ffi::{CStr, OsStr};
 
 pub enum Forget {}
 pub enum Getattr {}
+pub enum Mkdir {}
 
 pub trait RequestForget<'o>: Operation<'o> {
     fn forget_list<'a>(request: &'a Request<'o, Self>) -> ForgetList<'a>;
@@ -19,6 +30,7 @@ pub enum ForgetList<'a> {
 
 impl Sealed for Forget {}
 impl Sealed for Getattr {}
+impl Sealed for Mkdir {}
 
 impl<'o> Operation<'o> for Forget {
     type RequestBody = proto::OpcodeSelect<
@@ -35,6 +47,11 @@ impl<'o> Operation<'o> for Getattr {
     type ReplyTail = ();
 }
 
+impl<'o> Operation<'o> for Mkdir {
+    type RequestBody = (&'o proto::MkdirIn, &'o CStr);
+    type ReplyTail = ();
+}
+
 impl<'o> RequestForget<'o> for Forget {
     fn forget_list<'a>(request: &'a Request<'o, Self>) -> ForgetList<'a> {
         use {proto::OpcodeSelect::*, ForgetList::*};
@@ -86,3 +103,19 @@ impl<'o> ReplyStat<'o> for Getattr {
         })
     }
 }
+
+impl<'o> RequestName<'o> for Mkdir {
+    fn name<'a>(request: &'a Request<'o, Self>) -> &'a OsStr {
+        let (_header, name) = request.body;
+        c_to_os(name)
+    }
+}
+
+impl<'o> RequestMode<'o> for Mkdir {
+    fn mode(request: &Request<'o, Self>) -> Mode {
+        let (header, _name) = request.body;
+        Mode::from_bits_truncate(header.mode)
+    }
+}
+
+impl<'o> ReplyKnown<'o> for Mkdir {}
diff --git a/src/ops/mod.rs b/src/ops/mod.rs
index 3e64b97..ad019e3 100644
--- a/src/ops/mod.rs
+++ b/src/ops/mod.rs
@@ -12,7 +12,7 @@ use bytemuck::{bytes_of, Pod};
 pub mod traits;
 
 pub use dir::{BufferedReaddir, Lookup, Readdir};
-pub use entry::{Forget, Getattr};
+pub use entry::{Forget, Getattr, Mkdir};
 pub use global::{Init, Statfs};
 pub use open::{Access, Open, Opendir, Release, Releasedir};
 pub use rw::{Flush, Read, Readlink, Write};
diff --git a/src/ops/traits.rs b/src/ops/traits.rs
index 70e529a..9808358 100644
--- a/src/ops/traits.rs
+++ b/src/ops/traits.rs
@@ -1,5 +1,5 @@
 use crate::{
-    io::{Entry, FsInfo, Interruptible, Known, Stat},
+    io::{Entry, FsInfo, Interruptible, Known, Mode, Stat},
     Done, Ino, Operation, Reply, Request, Ttl,
 };
 
@@ -41,6 +41,10 @@ pub trait RequestFlags<'o>: Operation<'o> {
     fn flags(request: &Request<'o, Self>) -> Self::Flags;
 }
 
+pub trait RequestMode<'o>: Operation<'o> {
+    fn mode(request: &Request<'o, Self>) -> Mode;
+}
+
 pub trait ReplyOk<'o>: Operation<'o> {
     fn ok(reply: Reply<'o, Self>) -> Done<'o> {
         reply.empty()
@@ -128,6 +132,13 @@ impl<'o, O: Operation<'o>> Request<'o, O> {
         O::flags(self)
     }
 
+    pub fn mode(&self) -> Mode
+    where
+        O: RequestMode<'o>,
+    {
+        O::mode(self)
+    }
+
     pub fn forget_list(&self) -> impl '_ + Iterator<Item = (Ino, u64)>
     where
         O: RequestForget<'o>,