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syscall: implement SetsockoptLinger for windows

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R=rsc
CC=golang-dev
https://golang.org/cl/6225048
This commit is contained in:
Alex Brainman 2012-05-23 13:05:05 +10:00
parent 71c1a7b777
commit 50e5951374
4 changed files with 62 additions and 16 deletions
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2
api/next.txt
View File

@ -420,9 +420,11 @@ pkg syscall (windows-386), const CREATE_NEW_PROCESS_GROUP ideal-int
pkg syscall (windows-386), const CTRL_BREAK_EVENT ideal-int
pkg syscall (windows-386), const CTRL_C_EVENT ideal-int
pkg syscall (windows-386), func GetCurrentProcessId() uint32
pkg syscall (windows-386), func Getsockopt(Handle, int32, int32, *byte, *int32) error
pkg syscall (windows-386), type SysProcAttr struct, CreationFlags uint32
pkg syscall (windows-amd64), const CREATE_NEW_PROCESS_GROUP ideal-int
pkg syscall (windows-amd64), const CTRL_BREAK_EVENT ideal-int
pkg syscall (windows-amd64), const CTRL_C_EVENT ideal-int
pkg syscall (windows-amd64), func GetCurrentProcessId() uint32
pkg syscall (windows-amd64), func Getsockopt(Handle, int32, int32, *byte, *int32) error
pkg syscall (windows-amd64), type SysProcAttr struct, CreationFlags uint32

22
src/pkg/syscall/syscall_windows.go
View File

@ -441,6 +441,7 @@ func Chmod(path string, mode uint32) (err error) {
//sys WSAIoctl(s Handle, iocc uint32, inbuf *byte, cbif uint32, outbuf *byte, cbob uint32, cbbr *uint32, overlapped *Overlapped, completionRoutine uintptr) (err error) [failretval==-1] = ws2_32.WSAIoctl
//sys socket(af int32, typ int32, protocol int32) (handle Handle, err error) [failretval==InvalidHandle] = ws2_32.socket
//sys Setsockopt(s Handle, level int32, optname int32, optval *byte, optlen int32) (err error) [failretval==-1] = ws2_32.setsockopt
//sys Getsockopt(s Handle, level int32, optname int32, optval *byte, optlen *int32) (err error) [failretval==-1] = ws2_32.getsockopt
//sys bind(s Handle, name uintptr, namelen int32) (err error) [failretval==-1] = ws2_32.bind
//sys connect(s Handle, name uintptr, namelen int32) (err error) [failretval==-1] = ws2_32.connect
//sys getsockname(s Handle, rsa *RawSockaddrAny, addrlen *int32) (err error) [failretval==-1] = ws2_32.getsockname
@ -657,11 +658,23 @@ func Recvfrom(fd Handle, p []byte, flags int) (n int, from Sockaddr, err error)
func Sendto(fd Handle, p []byte, flags int, to Sockaddr) (err error) { return EWINDOWS }
func SetsockoptTimeval(fd Handle, level, opt int, tv *Timeval) (err error) { return EWINDOWS }
// The Linger struct is wrong but we only noticed after Go 1.
// sysLinger is the real system call structure.
// BUG(brainman): The definition of Linger is not appropriate for direct use
// with Setsockopt and Getsockopt.
// Use SetsockoptLinger instead.
type Linger struct {
Onoff int32
Linger int32
}
type sysLinger struct {
Onoff uint16
Linger uint16
}
type IPMreq struct {
Multiaddr [4]byte /* in_addr */
Interface [4]byte /* in_addr */
@ -672,8 +685,13 @@ type IPv6Mreq struct {
Interface uint32
}
func GetsockoptInt(fd Handle, level, opt int) (int, error) { return -1, EWINDOWS }
func SetsockoptLinger(fd Handle, level, opt int, l *Linger) (err error) { return EWINDOWS }
func GetsockoptInt(fd Handle, level, opt int) (int, error) { return -1, EWINDOWS }
func SetsockoptLinger(fd Handle, level, opt int, l *Linger) (err error) {
sys := sysLinger{Onoff: uint16(l.Onoff), Linger: uint16(l.Linger)}
return Setsockopt(fd, int32(level), int32(opt), (*byte)(unsafe.Pointer(&sys)), int32(unsafe.Sizeof(sys)))
}
func SetsockoptInet4Addr(fd Handle, level, opt int, value [4]byte) (err error) {
return Setsockopt(fd, int32(level), int32(opt), (*byte)(unsafe.Pointer(&value[0])), 4)
}

27
src/pkg/syscall/zsyscall_windows_386.go
View File

@ -103,11 +103,13 @@ var (
procRegQueryInfoKeyW = modadvapi32.NewProc("RegQueryInfoKeyW")
procRegEnumKeyExW = modadvapi32.NewProc("RegEnumKeyExW")
procRegQueryValueExW = modadvapi32.NewProc("RegQueryValueExW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
procWSAStartup = modws2_32.NewProc("WSAStartup")
procWSACleanup = modws2_32.NewProc("WSACleanup")
procWSAIoctl = modws2_32.NewProc("WSAIoctl")
procsocket = modws2_32.NewProc("socket")
procsetsockopt = modws2_32.NewProc("setsockopt")
procgetsockopt = modws2_32.NewProc("getsockopt")
procbind = modws2_32.NewProc("bind")
procconnect = modws2_32.NewProc("connect")
procgetsockname = modws2_32.NewProc("getsockname")
@ -142,7 +144,6 @@ var (
procOpenProcessToken = modadvapi32.NewProc("OpenProcessToken")
procGetTokenInformation = modadvapi32.NewProc("GetTokenInformation")
procGetUserProfileDirectoryW = moduserenv.NewProc("GetUserProfileDirectoryW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
)
func GetLastError() (lasterr error) {
@ -1180,6 +1181,12 @@ func RegQueryValueEx(key Handle, name *uint16, reserved *uint32, valtype *uint32
return
}
func GetCurrentProcessId() (pid uint32) {
r0, _, _ := Syscall(procGetCurrentProcessId.Addr(), 0, 0, 0, 0)
pid = uint32(r0)
return
}
func WSAStartup(verreq uint32, data *WSAData) (sockerr error) {
r0, _, _ := Syscall(procWSAStartup.Addr(), 2, uintptr(verreq), uintptr(unsafe.Pointer(data)), 0)
if r0 != 0 {
@ -1237,6 +1244,18 @@ func Setsockopt(s Handle, level int32, optname int32, optval *byte, optlen int32
return
}
func Getsockopt(s Handle, level int32, optname int32, optval *byte, optlen *int32) (err error) {
r1, _, e1 := Syscall6(procgetsockopt.Addr(), 5, uintptr(s), uintptr(level), uintptr(optname), uintptr(unsafe.Pointer(optval)), uintptr(unsafe.Pointer(optlen)), 0)
if int(r1) == -1 {
if e1 != 0 {
err = error(e1)
} else {
err = EINVAL
}
}
return
}
func bind(s Handle, name uintptr, namelen int32) (err error) {
r1, _, e1 := Syscall(procbind.Addr(), 3, uintptr(s), uintptr(name), uintptr(namelen))
if int(r1) == -1 {
@ -1601,9 +1620,3 @@ func GetUserProfileDirectory(t Token, dir *uint16, dirLen *uint32) (err error) {
}
return
}
func GetCurrentProcessId() (pid uint32) {
r0, _, _ := Syscall(procGetCurrentProcessId.Addr(), 0, 0, 0, 0)
pid = uint32(r0)
return
}

27
src/pkg/syscall/zsyscall_windows_amd64.go
View File

@ -103,11 +103,13 @@ var (
procRegQueryInfoKeyW = modadvapi32.NewProc("RegQueryInfoKeyW")
procRegEnumKeyExW = modadvapi32.NewProc("RegEnumKeyExW")
procRegQueryValueExW = modadvapi32.NewProc("RegQueryValueExW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
procWSAStartup = modws2_32.NewProc("WSAStartup")
procWSACleanup = modws2_32.NewProc("WSACleanup")
procWSAIoctl = modws2_32.NewProc("WSAIoctl")
procsocket = modws2_32.NewProc("socket")
procsetsockopt = modws2_32.NewProc("setsockopt")
procgetsockopt = modws2_32.NewProc("getsockopt")
procbind = modws2_32.NewProc("bind")
procconnect = modws2_32.NewProc("connect")
procgetsockname = modws2_32.NewProc("getsockname")
@ -142,7 +144,6 @@ var (
procOpenProcessToken = modadvapi32.NewProc("OpenProcessToken")
procGetTokenInformation = modadvapi32.NewProc("GetTokenInformation")
procGetUserProfileDirectoryW = moduserenv.NewProc("GetUserProfileDirectoryW")
procGetCurrentProcessId = modkernel32.NewProc("GetCurrentProcessId")
)
func GetLastError() (lasterr error) {
@ -1180,6 +1181,12 @@ func RegQueryValueEx(key Handle, name *uint16, reserved *uint32, valtype *uint32
return
}
func GetCurrentProcessId() (pid uint32) {
r0, _, _ := Syscall(procGetCurrentProcessId.Addr(), 0, 0, 0, 0)
pid = uint32(r0)
return
}
func WSAStartup(verreq uint32, data *WSAData) (sockerr error) {
r0, _, _ := Syscall(procWSAStartup.Addr(), 2, uintptr(verreq), uintptr(unsafe.Pointer(data)), 0)
if r0 != 0 {
@ -1237,6 +1244,18 @@ func Setsockopt(s Handle, level int32, optname int32, optval *byte, optlen int32
return
}
func Getsockopt(s Handle, level int32, optname int32, optval *byte, optlen *int32) (err error) {
r1, _, e1 := Syscall6(procgetsockopt.Addr(), 5, uintptr(s), uintptr(level), uintptr(optname), uintptr(unsafe.Pointer(optval)), uintptr(unsafe.Pointer(optlen)), 0)
if int(r1) == -1 {
if e1 != 0 {
err = error(e1)
} else {
err = EINVAL
}
}
return
}
func bind(s Handle, name uintptr, namelen int32) (err error) {
r1, _, e1 := Syscall(procbind.Addr(), 3, uintptr(s), uintptr(name), uintptr(namelen))
if int(r1) == -1 {
@ -1601,9 +1620,3 @@ func GetUserProfileDirectory(t Token, dir *uint16, dirLen *uint32) (err error) {
}
return
}
func GetCurrentProcessId() (pid uint32) {
r0, _, _ := Syscall(procGetCurrentProcessId.Addr(), 0, 0, 0, 0)
pid = uint32(r0)
return
}