diff options
Diffstat (limited to 'vendor/rustix/src/backend/libc/mount/syscalls.rs')
| -rw-r--r-- | vendor/rustix/src/backend/libc/mount/syscalls.rs | 272 |
1 files changed, 0 insertions, 272 deletions
diff --git a/vendor/rustix/src/backend/libc/mount/syscalls.rs b/vendor/rustix/src/backend/libc/mount/syscalls.rs deleted file mode 100644 index 7245114..0000000 --- a/vendor/rustix/src/backend/libc/mount/syscalls.rs +++ /dev/null @@ -1,272 +0,0 @@ -use crate::backend::c; -use crate::backend::conv::ret; -#[cfg(feature = "mount")] -use crate::backend::conv::{borrowed_fd, c_str, ret_owned_fd}; -#[cfg(feature = "mount")] -use crate::fd::{BorrowedFd, OwnedFd}; -use crate::ffi::CStr; -use crate::io; -use core::ptr::null; - -#[cfg(linux_kernel)] -pub(crate) fn mount( - source: Option<&CStr>, - target: &CStr, - file_system_type: Option<&CStr>, - flags: super::types::MountFlagsArg, - data: Option<&CStr>, -) -> io::Result<()> { - unsafe { - ret(c::mount( - source.map_or_else(null, CStr::as_ptr), - target.as_ptr(), - file_system_type.map_or_else(null, CStr::as_ptr), - flags.0, - data.map_or_else(null, CStr::as_ptr).cast(), - )) - } -} - -#[cfg(linux_kernel)] -pub(crate) fn unmount(target: &CStr, flags: super::types::UnmountFlags) -> io::Result<()> { - unsafe { ret(c::umount2(target.as_ptr(), bitflags_bits!(flags))) } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsopen(fs_name: &CStr, flags: super::types::FsOpenFlags) -> io::Result<OwnedFd> { - syscall! { - fn fsopen( - fs_name: *const c::c_char, - flags: c::c_uint - ) via SYS_fsopen -> c::c_int - } - unsafe { ret_owned_fd(fsopen(c_str(fs_name), flags.bits())) } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsmount( - fs_fd: BorrowedFd<'_>, - flags: super::types::FsMountFlags, - attr_flags: super::types::MountAttrFlags, -) -> io::Result<OwnedFd> { - syscall! { - fn fsmount( - fs_fd: c::c_int, - flags: c::c_uint, - attr_flags: c::c_uint - ) via SYS_fsmount -> c::c_int - } - unsafe { ret_owned_fd(fsmount(borrowed_fd(fs_fd), flags.bits(), attr_flags.bits())) } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn move_mount( - from_dfd: BorrowedFd<'_>, - from_pathname: &CStr, - to_dfd: BorrowedFd<'_>, - to_pathname: &CStr, - flags: super::types::MoveMountFlags, -) -> io::Result<()> { - syscall! { - fn move_mount( - from_dfd: c::c_int, - from_pathname: *const c::c_char, - to_dfd: c::c_int, - to_pathname: *const c::c_char, - flags: c::c_uint - ) via SYS_move_mount -> c::c_int - } - unsafe { - ret(move_mount( - borrowed_fd(from_dfd), - c_str(from_pathname), - borrowed_fd(to_dfd), - c_str(to_pathname), - flags.bits(), - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn open_tree( - dfd: BorrowedFd<'_>, - filename: &CStr, - flags: super::types::OpenTreeFlags, -) -> io::Result<OwnedFd> { - syscall! { - fn open_tree( - dfd: c::c_int, - filename: *const c::c_char, - flags: c::c_uint - ) via SYS_open_tree -> c::c_int - } - - unsafe { ret_owned_fd(open_tree(borrowed_fd(dfd), c_str(filename), flags.bits())) } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fspick( - dfd: BorrowedFd<'_>, - path: &CStr, - flags: super::types::FsPickFlags, -) -> io::Result<OwnedFd> { - syscall! { - fn fspick( - dfd: c::c_int, - path: *const c::c_char, - flags: c::c_uint - ) via SYS_fspick -> c::c_int - } - - unsafe { ret_owned_fd(fspick(borrowed_fd(dfd), c_str(path), flags.bits())) } -} - -#[cfg(feature = "mount")] -#[cfg(linux_kernel)] -syscall! { - fn fsconfig( - fs_fd: c::c_int, - cmd: c::c_uint, - key: *const c::c_char, - val: *const c::c_char, - aux: c::c_int - ) via SYS_fsconfig -> c::c_int -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_flag(fs_fd: BorrowedFd<'_>, key: &CStr) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetFlag as _, - c_str(key), - null(), - 0, - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_string( - fs_fd: BorrowedFd<'_>, - key: &CStr, - value: &CStr, -) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetString as _, - c_str(key), - c_str(value), - 0, - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_binary( - fs_fd: BorrowedFd<'_>, - key: &CStr, - value: &[u8], -) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetBinary as _, - c_str(key), - value.as_ptr().cast(), - value.len().try_into().map_err(|_| io::Errno::OVERFLOW)?, - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_fd( - fs_fd: BorrowedFd<'_>, - key: &CStr, - fd: BorrowedFd<'_>, -) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetFd as _, - c_str(key), - null(), - borrowed_fd(fd), - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_path( - fs_fd: BorrowedFd<'_>, - key: &CStr, - path: &CStr, - fd: BorrowedFd<'_>, -) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetPath as _, - c_str(key), - c_str(path), - borrowed_fd(fd), - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_set_path_empty( - fs_fd: BorrowedFd<'_>, - key: &CStr, - fd: BorrowedFd<'_>, -) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::SetPathEmpty as _, - c_str(key), - c_str(cstr!("")), - borrowed_fd(fd), - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_create(fs_fd: BorrowedFd<'_>) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::Create as _, - null(), - null(), - 0, - )) - } -} - -#[cfg(linux_kernel)] -#[cfg(feature = "mount")] -pub(crate) fn fsconfig_reconfigure(fs_fd: BorrowedFd<'_>) -> io::Result<()> { - unsafe { - ret(fsconfig( - borrowed_fd(fs_fd), - super::types::FsConfigCmd::Reconfigure as _, - null(), - null(), - 0, - )) - } -} |