diff options
| -rw-r--r-- | linuxnamespaces/syscalls.py | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/linuxnamespaces/syscalls.py b/linuxnamespaces/syscalls.py index 9d2b1ba..dd4a332 100644 --- a/linuxnamespaces/syscalls.py +++ b/linuxnamespaces/syscalls.py @@ -352,16 +352,6 @@ class PrctlOption(enum.IntEnum): PR_CAP_AMBIENT = 47 -class SpliceFlags(enum.IntFlag): - """This value may be supplied to splice(2) as flags.""" - - NONE = 0 - MOVE = 1 - NONBLOCK = 2 - MORE = 4 - GIFT = 8 - - class UmountFlags(enum.IntFlag): """This value may be supplied to umount2(2) as flags.""" @@ -696,48 +686,6 @@ def setns(fd: int, nstype: CloneFlags = CloneFlags.NONE) -> None: call_libc("setns", fd, int(nstype)) -@dataclasses.dataclass -class SpliceResult: - """Return type for splice(2) capturing out arguments.""" - - copied: int - off_int: int | None - off_out: int | None - - -def splice( - fd_in: int, - off_in: int | None, - fd_out: int, - off_out: int | None, - length: int, - flags: SpliceFlags = SpliceFlags.NONE, -) -> SpliceResult: - """Python wrapper for splice(2). Unlike the syscall, the offset arguments - are not output arguments. Instead, they're returned as SpliceResult. - """ - if fd_in < 0 or fd_out < 0: - raise ValueError("invalid file descriptor") - if off_in is None: - p_off_in = None - else: - c_off_in = ctypes.c_int64(off_in) - p_off_in = ctypes.byref(c_off_in) - if off_out is None: - p_off_out = None - else: - c_off_out = ctypes.c_int64(off_out) - p_off_out = ctypes.byref(c_off_out) - ret = call_libc( - "splice", fd_in, p_off_in, fd_out, p_off_out, length, int(flags) - ) - return SpliceResult( - ret, - None if off_in is None else c_off_in.value, - None if off_out is None else c_off_out.value, - ) - - def umount( path: PathConvertible, flags: UmountFlags = UmountFlags.NONE ) -> None: |