unix: add Klogset and related SYSLOG_ACTION_ constants

Adds a new function: Klogset which wraps sys_syslog for
cases where the `bufp` argument is not required and the
argument that follows needs to be passed to the function.

Fixes golang/go#34672

Change-Id: Idf026791ea9265aaca33e78a34fcd490edb8d326
Reviewed-on: https://go-review.googlesource.com/c/sys/+/199278
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>

unix/linux/types.go

@@ -2062,3 +2062,17 @@ const (
 	TIPC_CLUSTER_SCOPE = C.TIPC_CLUSTER_SCOPE
 	TIPC_NODE_SCOPE    = C.TIPC_NODE_SCOPE
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/syscall_linux.go

@@ -1851,6 +1851,17 @@ func OpenByHandleAt(mountFD int, handle FileHandle, flags int) (fd int, err erro
 	return openByHandleAt(mountFD, handle.fileHandle, flags)
 }
 
+// Klogset wraps the sys_syslog system call; it sets console_loglevel to
+// the value specified by arg and passes a dummy pointer to bufp.
+func Klogset(typ int, arg int) (err error) {
+	var p unsafe.Pointer
+	_, _, errno := Syscall(SYS_SYSLOG, uintptr(typ), uintptr(p), uintptr(arg))
+	if errno != 0 {
+		return errnoErr(errno)
+	}
+	return nil
+}
+
 /*
  * Unimplemented
  */

unix/ztypes_linux_386.go

@@ -2592,3 +2592,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_amd64.go

@@ -2606,3 +2606,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_arm.go

@@ -2583,3 +2583,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_arm64.go

@@ -2585,3 +2585,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_mips.go

@@ -2589,3 +2589,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_mips64.go

@@ -2587,3 +2587,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_mips64le.go

@@ -2587,3 +2587,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_mipsle.go

@@ -2589,3 +2589,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_ppc64.go

@@ -2595,3 +2595,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_ppc64le.go

@@ -2595,3 +2595,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_riscv64.go

@@ -2613,3 +2613,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_s390x.go

@@ -2609,3 +2609,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)

unix/ztypes_linux_sparc64.go

@@ -2590,3 +2590,17 @@ const (
 	TIPC_CLUSTER_SCOPE = 0x2
 	TIPC_NODE_SCOPE    = 0x3
 )
+
+const (
+	SYSLOG_ACTION_CLOSE         = 0
+	SYSLOG_ACTION_OPEN          = 1
+	SYSLOG_ACTION_READ          = 2
+	SYSLOG_ACTION_READ_ALL      = 3
+	SYSLOG_ACTION_READ_CLEAR    = 4
+	SYSLOG_ACTION_CLEAR         = 5
+	SYSLOG_ACTION_CONSOLE_OFF   = 6
+	SYSLOG_ACTION_CONSOLE_ON    = 7
+	SYSLOG_ACTION_CONSOLE_LEVEL = 8
+	SYSLOG_ACTION_SIZE_UNREAD   = 9
+	SYSLOG_ACTION_SIZE_BUFFER   = 10
+)