Merging upstream version 1.70.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 166 insertions, 0 deletions

diff --git a/vendor/rustix/src/fs/mount.rs b/vendor/rustix/src/fs/mount.rs
new file mode 100644
index 000000000..1439b1f32
--- /dev/null
+++ b/vendor/rustix/src/fs/mount.rs
@@ -0,0 +1,166 @@
+//! Linux `mount`.
+
+use crate::backend::fs::types::{
+    InternalMountFlags, MountFlags, MountFlagsArg, MountPropagationFlags, UnmountFlags,
+};
+use crate::{backend, io, path};
+
+/// `mount(source, target, filesystemtype, mountflags, data)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+pub fn mount<Source: path::Arg, Target: path::Arg, Fs: path::Arg, Data: path::Arg>(
+    source: Source,
+    target: Target,
+    file_system_type: Fs,
+    flags: MountFlags,
+    data: Data,
+) -> io::Result<()> {
+    source.into_with_c_str(|source| {
+        target.into_with_c_str(|target| {
+            file_system_type.into_with_c_str(|file_system_type| {
+                data.into_with_c_str(|data| {
+                    backend::fs::syscalls::mount(
+                        Some(source),
+                        target,
+                        Some(file_system_type),
+                        MountFlagsArg(flags.bits()),
+                        Some(data),
+                    )
+                })
+            })
+        })
+    })
+}
+
+/// `mount(NULL, target, NULL, MS_REMOUNT | mountflags, data)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+#[doc(alias = "mount")]
+pub fn remount<Target: path::Arg, Data: path::Arg>(
+    target: Target,
+    flags: MountFlags,
+    data: Data,
+) -> io::Result<()> {
+    target.into_with_c_str(|target| {
+        data.into_with_c_str(|data| {
+            backend::fs::syscalls::mount(
+                None,
+                target,
+                None,
+                MountFlagsArg(InternalMountFlags::REMOUNT.bits() | flags.bits()),
+                Some(data),
+            )
+        })
+    })
+}
+
+/// `mount(source, target, NULL, MS_BIND, NULL)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+#[doc(alias = "mount")]
+pub fn bind_mount<Source: path::Arg, Target: path::Arg>(
+    source: Source,
+    target: Target,
+) -> io::Result<()> {
+    source.into_with_c_str(|source| {
+        target.into_with_c_str(|target| {
+            backend::fs::syscalls::mount(
+                Some(source),
+                target,
+                None,
+                MountFlagsArg(MountFlags::BIND.bits()),
+                None,
+            )
+        })
+    })
+}
+
+/// `mount(source, target, NULL, MS_BIND | MS_REC, NULL)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+#[doc(alias = "mount")]
+pub fn recursive_bind_mount<Source: path::Arg, Target: path::Arg>(
+    source: Source,
+    target: Target,
+) -> io::Result<()> {
+    source.into_with_c_str(|source| {
+        target.into_with_c_str(|target| {
+            backend::fs::syscalls::mount(
+                Some(source),
+                target,
+                None,
+                MountFlagsArg(MountFlags::BIND.bits() | MountPropagationFlags::REC.bits()),
+                None,
+            )
+        })
+    })
+}
+
+/// `mount(NULL, target, NULL, mountflags, NULL)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+#[doc(alias = "mount")]
+pub fn change_mount<Target: path::Arg>(
+    target: Target,
+    flags: MountPropagationFlags,
+) -> io::Result<()> {
+    target.into_with_c_str(|target| {
+        backend::fs::syscalls::mount(None, target, None, MountFlagsArg(flags.bits()), None)
+    })
+}
+
+/// `mount(source, target, NULL, MS_MOVE, NULL)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/mount.2.html
+#[inline]
+#[doc(alias = "mount")]
+pub fn move_mount<Source: path::Arg, Target: path::Arg>(
+    source: Source,
+    target: Target,
+) -> io::Result<()> {
+    source.into_with_c_str(|source| {
+        target.into_with_c_str(|target| {
+            backend::fs::syscalls::mount(
+                Some(source),
+                target,
+                None,
+                MountFlagsArg(InternalMountFlags::MOVE.bits()),
+                None,
+            )
+        })
+    })
+}
+
+/// `umount2(target, flags)`
+///
+/// # References
+///  - [Linux]
+///
+/// [Linux]: https://man7.org/linux/man-pages/man2/umount.2.html
+#[doc(alias = "umount", alias = "umount2")]
+pub fn unmount<Target: path::Arg>(target: Target, flags: UnmountFlags) -> io::Result<()> {
+    target.into_with_c_str(|target| backend::fs::syscalls::unmount(target, flags))
+}