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authoruzhas <uzhas@ydb.tech>2023-11-16 16:04:50 +0300
committeruzhas <uzhas@ydb.tech>2023-11-16 17:46:46 +0300
commit46f0c0079bb50609d2eeb6586642bcf114fc5239 (patch)
tree84e4e4978d57fe5de321ba69bf9d0c290de60a66 /vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go
parent73045e389397816cc2bdd6cd7818b4bce427b265 (diff)
downloadydb-46f0c0079bb50609d2eeb6586642bcf114fc5239.tar.gz
enable ya make for go projects
Diffstat (limited to 'vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go')
-rw-r--r--vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go47
1 files changed, 47 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go b/vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go
new file mode 100644
index 0000000000..0840fe4a57
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/sockcmsg_unix_other.go
@@ -0,0 +1,47 @@
+// Copyright 2019 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.
+
+//go:build aix || darwin || freebsd || linux || netbsd || openbsd || solaris || zos
+// +build aix darwin freebsd linux netbsd openbsd solaris zos
+
+package unix
+
+import (
+ "runtime"
+)
+
+// Round the length of a raw sockaddr up to align it properly.
+func cmsgAlignOf(salen int) int {
+ salign := SizeofPtr
+
+ // dragonfly needs to check ABI version at runtime, see cmsgAlignOf in
+ // sockcmsg_dragonfly.go
+ switch runtime.GOOS {
+ case "aix":
+ // There is no alignment on AIX.
+ salign = 1
+ case "darwin", "ios", "illumos", "solaris":
+ // NOTE: It seems like 64-bit Darwin, Illumos and Solaris
+ // kernels still require 32-bit aligned access to network
+ // subsystem.
+ if SizeofPtr == 8 {
+ salign = 4
+ }
+ case "netbsd", "openbsd":
+ // NetBSD and OpenBSD armv7 require 64-bit alignment.
+ if runtime.GOARCH == "arm" {
+ salign = 8
+ }
+ // NetBSD aarch64 requires 128-bit alignment.
+ if runtime.GOOS == "netbsd" && runtime.GOARCH == "arm64" {
+ salign = 16
+ }
+ case "zos":
+ // z/OS socket macros use [32-bit] sizeof(int) alignment,
+ // not pointer width.
+ salign = SizeofInt
+ }
+
+ return (salen + salign - 1) & ^(salign - 1)
+}