unix

package
v1.0.14 Latest Latest
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Published: Dec 26, 2022 License: MIT Imports: 3 Imported by: 0

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Constants

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const AT_REMOVEDIR = 0x200
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const AT_SYMLINK_NOFOLLOW = 0x100

Variables

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var FcntlSyscall uintptr = syscall.SYS_FCNTL

FcntlSyscall is the number for the fcntl system call. This is usually SYS_FCNTL, but can be overridden to SYS_FCNTL64.

Functions

func CopyFileRange

func CopyFileRange(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)

func Fstatat

func Fstatat(dirfd int, path string, stat *syscall.Stat_t, flags int) error

func GetRandom

func GetRandom(p []byte, flags GetRandomFlag) (n int, err error)

GetRandom calls the getrandom system call.

func IsNonblock

func IsNonblock(fd int) (nonblocking bool, err error)

func Openat

func Openat(dirfd int, path string, flags int, perm uint32) (int, error)

func Unlinkat

func Unlinkat(dirfd int, path string, flags int) error

Types

type GetRandomFlag

type GetRandomFlag uintptr

GetRandomFlag is a flag supported by the getrandom system call.

const (
	// GRND_NONBLOCK means return EAGAIN rather than blocking.
	GRND_NONBLOCK GetRandomFlag = 0x0001

	// GRND_RANDOM means use the /dev/random pool instead of /dev/urandom.
	GRND_RANDOM GetRandomFlag = 0x0002
)

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