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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:14:23 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 13:14:23 +0000
commit73df946d56c74384511a194dd01dbe099584fd1a (patch)
treefd0bcea490dd81327ddfbb31e215439672c9a068 /src/syscall/bpf_bsd.go
parentInitial commit. (diff)
downloadgolang-1.16-73df946d56c74384511a194dd01dbe099584fd1a.tar.xz
golang-1.16-73df946d56c74384511a194dd01dbe099584fd1a.zip
Adding upstream version 1.16.10.upstream/1.16.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/syscall/bpf_bsd.go')
-rw-r--r--src/syscall/bpf_bsd.go187
1 files changed, 187 insertions, 0 deletions
diff --git a/src/syscall/bpf_bsd.go b/src/syscall/bpf_bsd.go
new file mode 100644
index 0000000..f67ee60
--- /dev/null
+++ b/src/syscall/bpf_bsd.go
@@ -0,0 +1,187 @@
+// Copyright 2011 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 dragonfly freebsd netbsd openbsd
+
+// Berkeley packet filter for BSD variants
+
+package syscall
+
+import (
+ "unsafe"
+)
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfStmt(code, k int) *BpfInsn {
+ return &BpfInsn{Code: uint16(code), K: uint32(k)}
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfJump(code, k, jt, jf int) *BpfInsn {
+ return &BpfInsn{Code: uint16(code), Jt: uint8(jt), Jf: uint8(jf), K: uint32(k)}
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfBuflen(fd int) (int, error) {
+ var l int
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGBLEN, uintptr(unsafe.Pointer(&l)))
+ if err != 0 {
+ return 0, Errno(err)
+ }
+ return l, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfBuflen(fd, l int) (int, error) {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSBLEN, uintptr(unsafe.Pointer(&l)))
+ if err != 0 {
+ return 0, Errno(err)
+ }
+ return l, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfDatalink(fd int) (int, error) {
+ var t int
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGDLT, uintptr(unsafe.Pointer(&t)))
+ if err != 0 {
+ return 0, Errno(err)
+ }
+ return t, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfDatalink(fd, t int) (int, error) {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSDLT, uintptr(unsafe.Pointer(&t)))
+ if err != 0 {
+ return 0, Errno(err)
+ }
+ return t, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfPromisc(fd, m int) error {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCPROMISC, uintptr(unsafe.Pointer(&m)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func FlushBpf(fd int) error {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCFLUSH, 0)
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+type ivalue struct {
+ name [IFNAMSIZ]byte
+ value int16
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfInterface(fd int, name string) (string, error) {
+ var iv ivalue
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGETIF, uintptr(unsafe.Pointer(&iv)))
+ if err != 0 {
+ return "", Errno(err)
+ }
+ return name, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfInterface(fd int, name string) error {
+ var iv ivalue
+ copy(iv.name[:], []byte(name))
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSETIF, uintptr(unsafe.Pointer(&iv)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfTimeout(fd int) (*Timeval, error) {
+ var tv Timeval
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGRTIMEOUT, uintptr(unsafe.Pointer(&tv)))
+ if err != 0 {
+ return nil, Errno(err)
+ }
+ return &tv, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfTimeout(fd int, tv *Timeval) error {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSRTIMEOUT, uintptr(unsafe.Pointer(tv)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfStats(fd int) (*BpfStat, error) {
+ var s BpfStat
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGSTATS, uintptr(unsafe.Pointer(&s)))
+ if err != 0 {
+ return nil, Errno(err)
+ }
+ return &s, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfImmediate(fd, m int) error {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCIMMEDIATE, uintptr(unsafe.Pointer(&m)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpf(fd int, i []BpfInsn) error {
+ var p BpfProgram
+ p.Len = uint32(len(i))
+ p.Insns = (*BpfInsn)(unsafe.Pointer(&i[0]))
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSETF, uintptr(unsafe.Pointer(&p)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func CheckBpfVersion(fd int) error {
+ var v BpfVersion
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCVERSION, uintptr(unsafe.Pointer(&v)))
+ if err != 0 {
+ return Errno(err)
+ }
+ if v.Major != BPF_MAJOR_VERSION || v.Minor != BPF_MINOR_VERSION {
+ return EINVAL
+ }
+ return nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func BpfHeadercmpl(fd int) (int, error) {
+ var f int
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCGHDRCMPLT, uintptr(unsafe.Pointer(&f)))
+ if err != 0 {
+ return 0, Errno(err)
+ }
+ return f, nil
+}
+
+// Deprecated: Use golang.org/x/net/bpf instead.
+func SetBpfHeadercmpl(fd, f int) error {
+ _, _, err := Syscall(SYS_IOCTL, uintptr(fd), BIOCSHDRCMPLT, uintptr(unsafe.Pointer(&f)))
+ if err != 0 {
+ return Errno(err)
+ }
+ return nil
+}