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| author | Matthew Heon <matthew.heon@gmail.com> | 2017-11-01 14:38:21 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-11-01 14:38:21 -0400 |
| commit | f5019df3f5da9030ce21e5c8ad3d3921a6585e7f (patch) | |
| tree | 05412dcc190ca026dbe51a4ef72bb91ff646e7c6 /vendor/golang.org/x/sys/unix/syscall.go | |
| parent | 2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff) | |
| parent | eab0737f1189a7b88f0a37a6b894ca4345b6853f (diff) | |
| download | podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.tar.gz podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.tar.bz2 podman-f5019df3f5da9030ce21e5c8ad3d3921a6585e7f.zip | |
Merge pull request #1 from mheon/master
Initial checkin
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/syscall.go | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall.go b/vendor/golang.org/x/sys/unix/syscall.go new file mode 100644 index 000000000..85e35020e --- /dev/null +++ b/vendor/golang.org/x/sys/unix/syscall.go @@ -0,0 +1,69 @@ +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build darwin dragonfly freebsd linux netbsd openbsd solaris + +// Package unix contains an interface to the low-level operating system +// primitives. OS details vary depending on the underlying system, and +// by default, godoc will display OS-specific documentation for the current +// system. If you want godoc to display OS documentation for another +// system, set $GOOS and $GOARCH to the desired system. For example, if +// you want to view documentation for freebsd/arm on linux/amd64, set $GOOS +// to freebsd and $GOARCH to arm. +// The primary use of this package is inside other packages that provide a more +// portable interface to the system, such as "os", "time" and "net". Use +// those packages rather than this one if you can. +// For details of the functions and data types in this package consult +// the manuals for the appropriate operating system. +// These calls return err == nil to indicate success; otherwise +// err represents an operating system error describing the failure and +// holds a value of type syscall.Errno. +package unix // import "golang.org/x/sys/unix" + +// ByteSliceFromString returns a NUL-terminated slice of bytes +// containing the text of s. If s contains a NUL byte at any +// location, it returns (nil, EINVAL). +func ByteSliceFromString(s string) ([]byte, error) { + for i := 0; i < len(s); i++ { + if s[i] == 0 { + return nil, EINVAL + } + } + a := make([]byte, len(s)+1) + copy(a, s) + return a, nil +} + +// BytePtrFromString returns a pointer to a NUL-terminated array of +// bytes containing the text of s. If s contains a NUL byte at any +// location, it returns (nil, EINVAL). +func BytePtrFromString(s string) (*byte, error) { + a, err := ByteSliceFromString(s) + if err != nil { + return nil, err + } + return &a[0], nil +} + +// Single-word zero for use when we need a valid pointer to 0 bytes. +// See mkunix.pl. +var _zero uintptr + +func (ts *Timespec) Unix() (sec int64, nsec int64) { + return int64(ts.Sec), int64(ts.Nsec) +} + +func (tv *Timeval) Unix() (sec int64, nsec int64) { + return int64(tv.Sec), int64(tv.Usec) * 1000 +} + +func (ts *Timespec) Nano() int64 { + return int64(ts.Sec)*1e9 + int64(ts.Nsec) +} + +func (tv *Timeval) Nano() int64 { + return int64(tv.Sec)*1e9 + int64(tv.Usec)*1000 +} + +func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 } |
