Files
.github
alerting
client
config
controller
core
docs
examples
jsonpath
metric
pattern
security
storage
util
vendor
github.com
go.etcd.io
golang.org
x
crypto
image
mod
net
sys
internal
unix
.gitignore
README.md
affinity_linux.go
aliases.go
asm_aix_ppc64.s
asm_darwin_386.s
asm_darwin_amd64.s
asm_darwin_arm.s
asm_darwin_arm64.s
asm_dragonfly_amd64.s
asm_freebsd_386.s
asm_freebsd_amd64.s
asm_freebsd_arm.s
asm_freebsd_arm64.s
asm_linux_386.s
asm_linux_amd64.s
asm_linux_arm.s
asm_linux_arm64.s
asm_linux_mips64x.s
asm_linux_mipsx.s
asm_linux_ppc64x.s
asm_linux_riscv64.s
asm_linux_s390x.s
asm_netbsd_386.s
asm_netbsd_amd64.s
asm_netbsd_arm.s
asm_netbsd_arm64.s
asm_openbsd_386.s
asm_openbsd_amd64.s
asm_openbsd_arm.s
asm_openbsd_arm64.s
asm_openbsd_mips64.s
asm_solaris_amd64.s
bluetooth_linux.go
cap_freebsd.go
constants.go
dev_aix_ppc.go
dev_aix_ppc64.go
dev_darwin.go
dev_dragonfly.go
dev_freebsd.go
dev_linux.go
dev_netbsd.go
dev_openbsd.go
dirent.go
endian_big.go
endian_little.go
env_unix.go
errors_freebsd_386.go
errors_freebsd_amd64.go
errors_freebsd_arm.go
errors_freebsd_arm64.go
fcntl.go
fcntl_darwin.go
fcntl_linux_32bit.go
fdset.go
gccgo.go
gccgo_c.c
gccgo_linux_amd64.go
ioctl.go
mkall.sh
mkerrors.sh
pagesize_unix.go
pledge_openbsd.go
ptrace_darwin.go
ptrace_ios.go
race.go
race0.go
readdirent_getdents.go
readdirent_getdirentries.go
sockcmsg_dragonfly.go
sockcmsg_linux.go
sockcmsg_unix.go
sockcmsg_unix_other.go
str.go
syscall.go
syscall_aix.go
syscall_aix_ppc.go
syscall_aix_ppc64.go
syscall_bsd.go
syscall_darwin.1_12.go
syscall_darwin.1_13.go
syscall_darwin.go
syscall_darwin_386.go
syscall_darwin_amd64.go
syscall_darwin_arm.go
syscall_darwin_arm64.go
syscall_darwin_libSystem.go
syscall_dragonfly.go
syscall_dragonfly_amd64.go
syscall_freebsd.go
syscall_freebsd_386.go
syscall_freebsd_amd64.go
syscall_freebsd_arm.go
syscall_freebsd_arm64.go
syscall_illumos.go
syscall_linux.go
syscall_linux_386.go
syscall_linux_amd64.go
syscall_linux_amd64_gc.go
syscall_linux_arm.go
syscall_linux_arm64.go
syscall_linux_gc.go
syscall_linux_gc_386.go
syscall_linux_gc_arm.go
syscall_linux_gccgo_386.go
syscall_linux_gccgo_arm.go
syscall_linux_mips64x.go
syscall_linux_mipsx.go
syscall_linux_ppc64x.go
syscall_linux_riscv64.go
syscall_linux_s390x.go
syscall_linux_sparc64.go
syscall_netbsd.go
syscall_netbsd_386.go
syscall_netbsd_amd64.go
syscall_netbsd_arm.go
syscall_netbsd_arm64.go
syscall_openbsd.go
syscall_openbsd_386.go
syscall_openbsd_amd64.go
syscall_openbsd_arm.go
syscall_openbsd_arm64.go
syscall_openbsd_mips64.go
syscall_solaris.go
syscall_solaris_amd64.go
syscall_unix.go
syscall_unix_gc.go
syscall_unix_gc_ppc64x.go
timestruct.go
unveil_openbsd.go
xattr_bsd.go
zerrors_aix_ppc.go
zerrors_aix_ppc64.go
zerrors_darwin_386.go
zerrors_darwin_amd64.go
zerrors_darwin_arm.go
zerrors_darwin_arm64.go
zerrors_dragonfly_amd64.go
zerrors_freebsd_386.go
zerrors_freebsd_amd64.go
zerrors_freebsd_arm.go
zerrors_freebsd_arm64.go
zerrors_linux.go
zerrors_linux_386.go
zerrors_linux_amd64.go
zerrors_linux_arm.go
zerrors_linux_arm64.go
zerrors_linux_mips.go
zerrors_linux_mips64.go
zerrors_linux_mips64le.go
zerrors_linux_mipsle.go
zerrors_linux_ppc64.go
zerrors_linux_ppc64le.go
zerrors_linux_riscv64.go
zerrors_linux_s390x.go
zerrors_linux_sparc64.go
zerrors_netbsd_386.go
zerrors_netbsd_amd64.go
zerrors_netbsd_arm.go
zerrors_netbsd_arm64.go
zerrors_openbsd_386.go
zerrors_openbsd_amd64.go
zerrors_openbsd_arm.go
zerrors_openbsd_arm64.go
zerrors_openbsd_mips64.go
zerrors_solaris_amd64.go
zptrace_armnn_linux.go
zptrace_linux_arm64.go
zptrace_mipsnn_linux.go
zptrace_mipsnnle_linux.go
zptrace_x86_linux.go
zsyscall_aix_ppc.go
zsyscall_aix_ppc64.go
zsyscall_aix_ppc64_gc.go
zsyscall_aix_ppc64_gccgo.go
zsyscall_darwin_386.1_13.go
zsyscall_darwin_386.1_13.s
zsyscall_darwin_386.go
zsyscall_darwin_386.s
zsyscall_darwin_amd64.1_13.go
zsyscall_darwin_amd64.1_13.s
zsyscall_darwin_amd64.go
zsyscall_darwin_amd64.s
zsyscall_darwin_arm.1_13.go
zsyscall_darwin_arm.1_13.s
zsyscall_darwin_arm.go
zsyscall_darwin_arm.s
zsyscall_darwin_arm64.1_13.go
zsyscall_darwin_arm64.1_13.s
zsyscall_darwin_arm64.go
zsyscall_darwin_arm64.s
zsyscall_dragonfly_amd64.go
zsyscall_freebsd_386.go
zsyscall_freebsd_amd64.go
zsyscall_freebsd_arm.go
zsyscall_freebsd_arm64.go
zsyscall_illumos_amd64.go
zsyscall_linux.go
zsyscall_linux_386.go
zsyscall_linux_amd64.go
zsyscall_linux_arm.go
zsyscall_linux_arm64.go
zsyscall_linux_mips.go
zsyscall_linux_mips64.go
zsyscall_linux_mips64le.go
zsyscall_linux_mipsle.go
zsyscall_linux_ppc64.go
zsyscall_linux_ppc64le.go
zsyscall_linux_riscv64.go
zsyscall_linux_s390x.go
zsyscall_linux_sparc64.go
zsyscall_netbsd_386.go
zsyscall_netbsd_amd64.go
zsyscall_netbsd_arm.go
zsyscall_netbsd_arm64.go
zsyscall_openbsd_386.go
zsyscall_openbsd_amd64.go
zsyscall_openbsd_arm.go
zsyscall_openbsd_arm64.go
zsyscall_openbsd_mips64.go
zsyscall_solaris_amd64.go
zsysctl_openbsd_386.go
zsysctl_openbsd_amd64.go
zsysctl_openbsd_arm.go
zsysctl_openbsd_arm64.go
zsysctl_openbsd_mips64.go
zsysnum_darwin_386.go
zsysnum_darwin_amd64.go
zsysnum_darwin_arm.go
zsysnum_darwin_arm64.go
zsysnum_dragonfly_amd64.go
zsysnum_freebsd_386.go
zsysnum_freebsd_amd64.go
zsysnum_freebsd_arm.go
zsysnum_freebsd_arm64.go
zsysnum_linux_386.go
zsysnum_linux_amd64.go
zsysnum_linux_arm.go
zsysnum_linux_arm64.go
zsysnum_linux_mips.go
zsysnum_linux_mips64.go
zsysnum_linux_mips64le.go
zsysnum_linux_mipsle.go
zsysnum_linux_ppc64.go
zsysnum_linux_ppc64le.go
zsysnum_linux_riscv64.go
zsysnum_linux_s390x.go
zsysnum_linux_sparc64.go
zsysnum_netbsd_386.go
zsysnum_netbsd_amd64.go
zsysnum_netbsd_arm.go
zsysnum_netbsd_arm64.go
zsysnum_openbsd_386.go
zsysnum_openbsd_amd64.go
zsysnum_openbsd_arm.go
zsysnum_openbsd_arm64.go
zsysnum_openbsd_mips64.go
ztypes_aix_ppc.go
ztypes_aix_ppc64.go
ztypes_darwin_386.go
ztypes_darwin_amd64.go
ztypes_darwin_arm.go
ztypes_darwin_arm64.go
ztypes_dragonfly_amd64.go
ztypes_freebsd_386.go
ztypes_freebsd_amd64.go
ztypes_freebsd_arm.go
ztypes_freebsd_arm64.go
ztypes_linux.go
ztypes_linux_386.go
ztypes_linux_amd64.go
ztypes_linux_arm.go
ztypes_linux_arm64.go
ztypes_linux_mips.go
ztypes_linux_mips64.go
ztypes_linux_mips64le.go
ztypes_linux_mipsle.go
ztypes_linux_ppc64.go
ztypes_linux_ppc64le.go
ztypes_linux_riscv64.go
ztypes_linux_s390x.go
ztypes_linux_sparc64.go
ztypes_netbsd_386.go
ztypes_netbsd_amd64.go
ztypes_netbsd_arm.go
ztypes_netbsd_arm64.go
ztypes_openbsd_386.go
ztypes_openbsd_amd64.go
ztypes_openbsd_arm.go
ztypes_openbsd_arm64.go
ztypes_openbsd_mips64.go
ztypes_solaris_amd64.go
windows
AUTHORS
CONTRIBUTORS
LICENSE
PATENTS
tools
xerrors
google.golang.org
gopkg.in
lukechampine.com
modernc.org
modules.txt
watchdog
web
.dockerignore
.gitattributes
.gitignore
Dockerfile
LICENSE.md
Makefile
README.md
config.yaml
go.mod
go.sum
main.go
gatus/vendor/golang.org/x/sys/unix/dirent.go
TwinProduction cf923af230 Fix dependencies
2020-12-25 03:02:44 -05:00

103 lines
3.0 KiB
Go

// 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris
package unix
import "unsafe"
// readInt returns the size-bytes unsigned integer in native byte order at offset off.
func readInt(b []byte, off, size uintptr) (u uint64, ok bool) {
if len(b) < int(off+size) {
return 0, false
}
if isBigEndian {
return readIntBE(b[off:], size), true
}
return readIntLE(b[off:], size), true
}
func readIntBE(b []byte, size uintptr) uint64 {
switch size {
case 1:
return uint64(b[0])
case 2:
_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[1]) | uint64(b[0])<<8
case 4:
_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[3]) | uint64(b[2])<<8 | uint64(b[1])<<16 | uint64(b[0])<<24
case 8:
_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[7]) | uint64(b[6])<<8 | uint64(b[5])<<16 | uint64(b[4])<<24 |
uint64(b[3])<<32 | uint64(b[2])<<40 | uint64(b[1])<<48 | uint64(b[0])<<56
default:
panic("syscall: readInt with unsupported size")
}
}
func readIntLE(b []byte, size uintptr) uint64 {
switch size {
case 1:
return uint64(b[0])
case 2:
_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[0]) | uint64(b[1])<<8
case 4:
_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24
case 8:
_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24 |
uint64(b[4])<<32 | uint64(b[5])<<40 | uint64(b[6])<<48 | uint64(b[7])<<56
default:
panic("syscall: readInt with unsupported size")
}
}
// ParseDirent parses up to max directory entries in buf,
// appending the names to names. It returns the number of
// bytes consumed from buf, the number of entries added
// to names, and the new names slice.
func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) {
origlen := len(buf)
count = 0
for max != 0 && len(buf) > 0 {
reclen, ok := direntReclen(buf)
if !ok || reclen > uint64(len(buf)) {
return origlen, count, names
}
rec := buf[:reclen]
buf = buf[reclen:]
ino, ok := direntIno(rec)
if !ok {
break
}
if ino == 0 { // File absent in directory.
continue
}
const namoff = uint64(unsafe.Offsetof(Dirent{}.Name))
namlen, ok := direntNamlen(rec)
if !ok || namoff+namlen > uint64(len(rec)) {
break
}
name := rec[namoff : namoff+namlen]
for i, c := range name {
if c == 0 {
name = name[:i]
break
}
}
// Check for useless names before allocating a string.
if string(name) == "." || string(name) == ".." {
continue
}
max--
count++
names = append(names, string(name))
}
return origlen - len(buf), count, names
}