forked from Proxmox/proxmox
proxmox-sys: split xattr code into extra file
Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
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d0b7e1e299
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39
proxmox-sys/src/fs/fsx_attr.rs
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39
proxmox-sys/src/fs/fsx_attr.rs
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@ -0,0 +1,39 @@
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// /usr/include/linux/fs.h: #define FS_IOC_GETFLAGS _IOR('f', 1, long)
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// read Linux file system attributes (see man chattr)
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nix::ioctl_read!(read_attr_fd, b'f', 1, libc::c_long);
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nix::ioctl_write_ptr!(write_attr_fd, b'f', 2, libc::c_long);
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// /usr/include/linux/msdos_fs.h: #define FAT_IOCTL_GET_ATTRIBUTES _IOR('r', 0x10, __u32)
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// read FAT file system attributes
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nix::ioctl_read!(read_fat_attr_fd, b'r', 0x10, u32);
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nix::ioctl_write_ptr!(write_fat_attr_fd, b'r', 0x11, u32);
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// From /usr/include/linux/fs.h
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// #define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
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// #define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
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nix::ioctl_read!(fs_ioc_fsgetxattr, b'X', 31, FSXAttr);
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nix::ioctl_write_ptr!(fs_ioc_fssetxattr, b'X', 32, FSXAttr);
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#[repr(C)]
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#[derive(Debug)]
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pub struct FSXAttr {
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pub fsx_xflags: u32,
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pub fsx_extsize: u32,
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pub fsx_nextents: u32,
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pub fsx_projid: u32,
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pub fsx_cowextsize: u32,
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pub fsx_pad: [u8; 8],
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}
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impl Default for FSXAttr {
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fn default() -> Self {
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FSXAttr {
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fsx_xflags: 0u32,
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fsx_extsize: 0u32,
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fsx_nextents: 0u32,
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fsx_projid: 0u32,
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fsx_cowextsize: 0u32,
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fsx_pad: [0u8; 8],
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}
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}
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}
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@ -18,6 +18,9 @@ pub use dir::*;
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mod read_dir;
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pub use read_dir::*;
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mod fsx_attr;
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pub use fsx_attr::*;
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/// Change ownership of an open file handle
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pub fn fchown(fd: RawFd, owner: Option<Uid>, group: Option<Gid>) -> Result<(), Error> {
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// According to the POSIX specification, -1 is used to indicate that owner and group
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@ -258,46 +258,6 @@ where
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}
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}
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// /usr/include/linux/fs.h: #define FS_IOC_GETFLAGS _IOR('f', 1, long)
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// read Linux file system attributes (see man chattr)
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nix::ioctl_read!(read_attr_fd, b'f', 1, libc::c_long);
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nix::ioctl_write_ptr!(write_attr_fd, b'f', 2, libc::c_long);
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// /usr/include/linux/msdos_fs.h: #define FAT_IOCTL_GET_ATTRIBUTES _IOR('r', 0x10, __u32)
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// read FAT file system attributes
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nix::ioctl_read!(read_fat_attr_fd, b'r', 0x10, u32);
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nix::ioctl_write_ptr!(write_fat_attr_fd, b'r', 0x11, u32);
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// From /usr/include/linux/fs.h
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// #define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
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// #define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
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nix::ioctl_read!(fs_ioc_fsgetxattr, b'X', 31, FSXAttr);
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nix::ioctl_write_ptr!(fs_ioc_fssetxattr, b'X', 32, FSXAttr);
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#[repr(C)]
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#[derive(Debug)]
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pub struct FSXAttr {
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pub fsx_xflags: u32,
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pub fsx_extsize: u32,
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pub fsx_nextents: u32,
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pub fsx_projid: u32,
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pub fsx_cowextsize: u32,
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pub fsx_pad: [u8; 8],
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}
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impl Default for FSXAttr {
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fn default() -> Self {
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FSXAttr {
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fsx_xflags: 0u32,
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fsx_extsize: 0u32,
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fsx_nextents: 0u32,
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fsx_projid: 0u32,
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fsx_cowextsize: 0u32,
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fsx_pad: [0u8; 8],
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}
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}
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}
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/// Attempt to acquire a shared flock on the given path, 'what' and
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/// 'would_block_message' are used for error formatting.
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pub fn lock_dir_noblock_shared(
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