Hulk did something

[bytom/vapor.git] / vendor / golang.org / x / net / internal / socket / sys_linux_386.go

diff --git a/vendor/golang.org/x/net/internal/socket/sys_linux_386.go b/vendor/golang.org/x/net/internal/socket/sys_linux_386.go
new file mode 100644 (file)
index 0000000..235b2cc
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/sys_linux_386.go
@@ -0,0 +1,55 @@
+// Copyright 2017 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.
+
+package socket
+
+import (
+       "syscall"
+       "unsafe"
+)
+
+func probeProtocolStack() int { return 4 }
+
+const (
+       sysSETSOCKOPT = 0xe
+       sysGETSOCKOPT = 0xf
+       sysSENDMSG    = 0x10
+       sysRECVMSG    = 0x11
+       sysRECVMMSG   = 0x13
+       sysSENDMMSG   = 0x14
+)
+
+func socketcall(call, a0, a1, a2, a3, a4, a5 uintptr) (uintptr, syscall.Errno)
+func rawsocketcall(call, a0, a1, a2, a3, a4, a5 uintptr) (uintptr, syscall.Errno)
+
+func getsockopt(s uintptr, level, name int, b []byte) (int, error) {
+       l := uint32(len(b))
+       _, errno := socketcall(sysGETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(unsafe.Pointer(&l)), 0)
+       return int(l), errnoErr(errno)
+}
+
+func setsockopt(s uintptr, level, name int, b []byte) error {
+       _, errno := socketcall(sysSETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(len(b)), 0)
+       return errnoErr(errno)
+}
+
+func recvmsg(s uintptr, h *msghdr, flags int) (int, error) {
+       n, errno := socketcall(sysRECVMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags), 0, 0, 0)
+       return int(n), errnoErr(errno)
+}
+
+func sendmsg(s uintptr, h *msghdr, flags int) (int, error) {
+       n, errno := socketcall(sysSENDMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags), 0, 0, 0)
+       return int(n), errnoErr(errno)
+}
+
+func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
+       n, errno := socketcall(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
+       return int(n), errnoErr(errno)
+}
+
+func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
+       n, errno := socketcall(sysSENDMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
+       return int(n), errnoErr(errno)
+}