.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
103 lines
3.0 KiB
Go
103 lines
3.0 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
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package unix
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import "unsafe"
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// readInt returns the size-bytes unsigned integer in native byte order at offset off.
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func readInt(b []byte, off, size uintptr) (u uint64, ok bool) {
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if len(b) < int(off+size) {
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return 0, false
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}
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if isBigEndian {
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return readIntBE(b[off:], size), true
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}
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return readIntLE(b[off:], size), true
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}
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func readIntBE(b []byte, size uintptr) uint64 {
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switch size {
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case 1:
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return uint64(b[0])
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case 2:
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_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[1]) | uint64(b[0])<<8
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case 4:
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_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[3]) | uint64(b[2])<<8 | uint64(b[1])<<16 | uint64(b[0])<<24
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case 8:
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_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[7]) | uint64(b[6])<<8 | uint64(b[5])<<16 | uint64(b[4])<<24 |
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uint64(b[3])<<32 | uint64(b[2])<<40 | uint64(b[1])<<48 | uint64(b[0])<<56
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default:
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panic("syscall: readInt with unsupported size")
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}
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}
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func readIntLE(b []byte, size uintptr) uint64 {
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switch size {
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case 1:
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return uint64(b[0])
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case 2:
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_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[0]) | uint64(b[1])<<8
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case 4:
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_ = b[3] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24
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case 8:
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_ = b[7] // bounds check hint to compiler; see golang.org/issue/14808
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return uint64(b[0]) | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24 |
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uint64(b[4])<<32 | uint64(b[5])<<40 | uint64(b[6])<<48 | uint64(b[7])<<56
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default:
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panic("syscall: readInt with unsupported size")
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}
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}
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// ParseDirent parses up to max directory entries in buf,
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// appending the names to names. It returns the number of
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// bytes consumed from buf, the number of entries added
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// to names, and the new names slice.
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func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) {
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origlen := len(buf)
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count = 0
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for max != 0 && len(buf) > 0 {
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reclen, ok := direntReclen(buf)
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if !ok || reclen > uint64(len(buf)) {
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return origlen, count, names
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}
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rec := buf[:reclen]
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buf = buf[reclen:]
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ino, ok := direntIno(rec)
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if !ok {
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break
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}
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if ino == 0 { // File absent in directory.
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continue
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}
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const namoff = uint64(unsafe.Offsetof(Dirent{}.Name))
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namlen, ok := direntNamlen(rec)
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if !ok || namoff+namlen > uint64(len(rec)) {
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break
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}
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name := rec[namoff : namoff+namlen]
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for i, c := range name {
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if c == 0 {
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name = name[:i]
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break
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}
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}
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// Check for useless names before allocating a string.
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if string(name) == "." || string(name) == ".." {
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continue
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}
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max--
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count++
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names = append(names, string(name))
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}
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return origlen - len(buf), count, names
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}
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