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syscall: implement Reboot for linux.

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The published interface is the simple version of the syscall,
allowing all reboot functions except for the esoteric
LINUX_REBOOT_CMD_RESTART2.

R=golang-dev, bradfitzgo, bradfitzwork
CC=golang-dev
https://golang.org/cl/4256060
This commit is contained in:
David Anderson 2011-03-09 05:45:08 -08:00 committed by Brad Fitzpatrick
parent 78879b3b8b
commit 05660b79ea
8 changed files with 62 additions and 1 deletions
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3
src/pkg/syscall/mkerrors.sh
View File

@ -30,6 +30,7 @@ includes_Linux='
#include <linux/ptrace.h>
#include <linux/wait.h>
#include <linux/if_tun.h>
#include <linux/reboot.h>
#include <net/if.h>
#include <netpacket/packet.h>
'
@ -124,6 +125,8 @@ done
$2 == "CTL_MAXNAME" ||
$2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ ||
$2 ~ /^(O|F|FD|NAME|S|PTRACE)_/ ||
$2 ~ /^LINUX_REBOOT_CMD_/ ||
$2 ~ /^LINUX_REBOOT_MAGIC[12]$/ ||
$2 ~ /^SIOC/ ||
$2 !~ "WMESGLEN" &&
$2 ~ /^W[A-Z0-9]+$/ {printf("\t$%s = %s,\n", $2, $2)}

6
src/pkg/syscall/syscall_linux.go
View File

@ -667,6 +667,11 @@ func PtraceAttach(pid int) (errno int) { return ptrace(PTRACE_ATTACH, pid, 0, 0)
func PtraceDetach(pid int) (errno int) { return ptrace(PTRACE_DETACH, pid, 0, 0) }
//sys reboot(magic1 uint, magic2 uint, cmd int, arg string) (errno int)
func Reboot(cmd int) (errno int) {
return reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, cmd, "")
}
// Sendto
// Recvfrom
// Socketpair
@ -842,7 +847,6 @@ func PtraceDetach(pid int) (errno int) { return ptrace(PTRACE_DETACH, pid, 0, 0)
// Quotactl
// Readahead
// Readv
// Reboot
// RemapFilePages
// Removexattr
// RequestKey

10
src/pkg/syscall/zerrors_linux_386.go
View File

@ -408,6 +408,16 @@ const (
IP_TOS = 0x1
IP_TTL = 0x2
IP_UNBLOCK_SOURCE = 0x25
LINUX_REBOOT_CMD_CAD_OFF = 0
LINUX_REBOOT_CMD_CAD_ON = 0x89abcdef
LINUX_REBOOT_CMD_HALT = 0xcdef0123
LINUX_REBOOT_CMD_KEXEC = 0x45584543
LINUX_REBOOT_CMD_POWER_OFF = 0x4321fedc
LINUX_REBOOT_CMD_RESTART = 0x1234567
LINUX_REBOOT_CMD_RESTART2 = 0xa1b2c3d4
LINUX_REBOOT_CMD_SW_SUSPEND = 0xd000fce2
LINUX_REBOOT_MAGIC1 = 0xfee1dead
LINUX_REBOOT_MAGIC2 = 0x28121969
MAP_32BIT = 0x40
MAP_ANON = 0x20
MAP_ANONYMOUS = 0x20

10
src/pkg/syscall/zerrors_linux_amd64.go
View File

@ -408,6 +408,16 @@ const (
IP_TOS = 0x1
IP_TTL = 0x2
IP_UNBLOCK_SOURCE = 0x25
LINUX_REBOOT_CMD_CAD_OFF = 0
LINUX_REBOOT_CMD_CAD_ON = 0x89abcdef
LINUX_REBOOT_CMD_HALT = 0xcdef0123
LINUX_REBOOT_CMD_KEXEC = 0x45584543
LINUX_REBOOT_CMD_POWER_OFF = 0x4321fedc
LINUX_REBOOT_CMD_RESTART = 0x1234567
LINUX_REBOOT_CMD_RESTART2 = 0xa1b2c3d4
LINUX_REBOOT_CMD_SW_SUSPEND = 0xd000fce2
LINUX_REBOOT_MAGIC1 = 0xfee1dead
LINUX_REBOOT_MAGIC2 = 0x28121969
MAP_32BIT = 0x40
MAP_ANON = 0x20
MAP_ANONYMOUS = 0x20

10
src/pkg/syscall/zerrors_linux_arm.go
View File

@ -379,6 +379,16 @@ const (
IP_TOS = 0x1
IP_TTL = 0x2
IP_UNBLOCK_SOURCE = 0x25
LINUX_REBOOT_CMD_CAD_OFF = 0
LINUX_REBOOT_CMD_CAD_ON = 0x89abcdef
LINUX_REBOOT_CMD_HALT = 0xcdef0123
LINUX_REBOOT_CMD_KEXEC = 0x45584543
LINUX_REBOOT_CMD_POWER_OFF = 0x4321fedc
LINUX_REBOOT_CMD_RESTART = 0x1234567
LINUX_REBOOT_CMD_RESTART2 = 0xa1b2c3d4
LINUX_REBOOT_CMD_SW_SUSPEND = 0xd000fce2
LINUX_REBOOT_MAGIC1 = 0xfee1dead
LINUX_REBOOT_MAGIC2 = 0x28121969
NAME_MAX = 0xff
O_ACCMODE = 0x3
O_APPEND = 0x400

8
src/pkg/syscall/zsyscall_linux_386.go
View File

@ -81,6 +81,14 @@ func ptrace(request int, pid int, addr uintptr, data uintptr) (errno int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func reboot(magic1 uint, magic2 uint, cmd int, arg string) (errno int) {
_, _, e1 := Syscall6(SYS_REBOOT, uintptr(magic1), uintptr(magic2), uintptr(cmd), uintptr(unsafe.Pointer(StringBytePtr(arg))), 0, 0)
errno = int(e1)
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Access(path string, mode uint32) (errno int) {
_, _, e1 := Syscall(SYS_ACCESS, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
errno = int(e1)

8
src/pkg/syscall/zsyscall_linux_amd64.go
View File

@ -81,6 +81,14 @@ func ptrace(request int, pid int, addr uintptr, data uintptr) (errno int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func reboot(magic1 uint, magic2 uint, cmd int, arg string) (errno int) {
_, _, e1 := Syscall6(SYS_REBOOT, uintptr(magic1), uintptr(magic2), uintptr(cmd), uintptr(unsafe.Pointer(StringBytePtr(arg))), 0, 0)
errno = int(e1)
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Access(path string, mode uint32) (errno int) {
_, _, e1 := Syscall(SYS_ACCESS, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
errno = int(e1)

8
src/pkg/syscall/zsyscall_linux_arm.go
View File

@ -81,6 +81,14 @@ func ptrace(request int, pid int, addr uintptr, data uintptr) (errno int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func reboot(magic1 uint, magic2 uint, cmd int, arg string) (errno int) {
_, _, e1 := Syscall6(SYS_REBOOT, uintptr(magic1), uintptr(magic2), uintptr(cmd), uintptr(unsafe.Pointer(StringBytePtr(arg))), 0, 0)
errno = int(e1)
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Access(path string, mode uint32) (errno int) {
_, _, e1 := Syscall(SYS_ACCESS, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(mode), 0)
errno = int(e1)