diff options
Diffstat (limited to 'src/pkg/syscall/syscall_freebsd.go')
-rw-r--r-- | src/pkg/syscall/syscall_freebsd.go | 236 |
1 files changed, 118 insertions, 118 deletions
diff --git a/src/pkg/syscall/syscall_freebsd.go b/src/pkg/syscall/syscall_freebsd.go index e0ad92fad..9b4ecd320 100644 --- a/src/pkg/syscall/syscall_freebsd.go +++ b/src/pkg/syscall/syscall_freebsd.go @@ -23,7 +23,7 @@ const OS = "freebsd" // even linking this function into the binary. See ../os/getwd.go. const ImplementsGetwd = false -func Getwd() (string, int) { return "", ENOTSUP } +func Getwd() (string, int) { return "", ENOTSUP } /* @@ -34,7 +34,7 @@ func Getwd() (string, int) { return "", ENOTSUP } //sys setgroups(ngid int, gid *_Gid_t) (errno int) func Getgroups() (gids []int, errno int) { - n, err := getgroups(0, nil); + n, err := getgroups(0, nil) if err != 0 { return nil, errno } @@ -47,16 +47,16 @@ func Getgroups() (gids []int, errno int) { return nil, EINVAL } - a := make([]_Gid_t, n); - n, err = getgroups(n, &a[0]); + a := make([]_Gid_t, n) + n, err = getgroups(n, &a[0]) if err != 0 { return nil, errno } - gids = make([]int, n); + gids = make([]int, n) for i, v := range a[0:n] { gids[i] = int(v) } - return; + return } func Setgroups(gids []int) (errno int) { @@ -64,11 +64,11 @@ func Setgroups(gids []int) (errno int) { return setgroups(0, nil) } - a := make([]_Gid_t, len(gids)); + a := make([]_Gid_t, len(gids)) for i, v := range gids { a[i] = _Gid_t(v) } - return setgroups(len(a), &a[0]); + return setgroups(len(a), &a[0]) } // Wait status is 7 bits at bottom, either 0 (exited), @@ -80,44 +80,44 @@ func Setgroups(gids []int) (errno int) { type WaitStatus uint32 const ( - mask = 0x7F; - core = 0x80; - shift = 8; + mask = 0x7F + core = 0x80 + shift = 8 - exited = 0; - stopped = 0x7F; + exited = 0 + stopped = 0x7F ) -func (w WaitStatus) Exited() bool { return w&mask == exited } +func (w WaitStatus) Exited() bool { return w&mask == exited } func (w WaitStatus) ExitStatus() int { if w&mask != exited { return -1 } - return int(w >> shift); + return int(w >> shift) } -func (w WaitStatus) Signaled() bool { return w&mask != stopped && w&mask != 0 } +func (w WaitStatus) Signaled() bool { return w&mask != stopped && w&mask != 0 } func (w WaitStatus) Signal() int { - sig := int(w & mask); + sig := int(w & mask) if sig == stopped || sig == 0 { return -1 } - return sig; + return sig } -func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 } +func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 } -func (w WaitStatus) Stopped() bool { return w&mask == stopped && w>>shift != SIGSTOP } +func (w WaitStatus) Stopped() bool { return w&mask == stopped && w>>shift != SIGSTOP } -func (w WaitStatus) Continued() bool { return w&mask == stopped && w>>shift == SIGSTOP } +func (w WaitStatus) Continued() bool { return w&mask == stopped && w>>shift == SIGSTOP } func (w WaitStatus) StopSignal() int { if !w.Stopped() { return -1 } - return int(w>>shift) & 0xFF; + return int(w>>shift) & 0xFF } func (w WaitStatus) TrapCause() int { @@ -128,12 +128,12 @@ func (w WaitStatus) TrapCause() int { //sys wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, errno int) func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, errno int) { - var status _C_int; - wpid, errno = wait4(pid, &status, options, rusage); + var status _C_int + wpid, errno = wait4(pid, &status, options, rusage) if wstatus != nil { *wstatus = WaitStatus(status) } - return; + return } //sys pipe() (r int, w int, errno int) @@ -142,13 +142,13 @@ func Pipe(p []int) (errno int) { if len(p) != 2 { return EINVAL } - p[0], p[1], errno = pipe(); - return; + p[0], p[1], errno = pipe() + return } func Sleep(ns int64) (errno int) { - tv := NsecToTimeval(ns); - return Select(0, nil, nil, nil, &tv); + tv := NsecToTimeval(ns) + return Select(0, nil, nil, nil, &tv) } //sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, errno int) @@ -165,173 +165,173 @@ func Sleep(ns int64) (errno int) { var SocketDisableIPv6 bool type Sockaddr interface { - sockaddr() (ptr uintptr, len _Socklen, errno int); // lowercase; only we can define Sockaddrs + sockaddr() (ptr uintptr, len _Socklen, errno int) // lowercase; only we can define Sockaddrs } type SockaddrInet4 struct { - Port int; - Addr [4]byte; - raw RawSockaddrInet4; + Port int + Addr [4]byte + raw RawSockaddrInet4 } func (sa *SockaddrInet4) sockaddr() (uintptr, _Socklen, int) { if sa.Port < 0 || sa.Port > 0xFFFF { return 0, 0, EINVAL } - sa.raw.Len = SizeofSockaddrInet4; - sa.raw.Family = AF_INET; - p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port)); - p[0] = byte(sa.Port >> 8); - p[1] = byte(sa.Port); + sa.raw.Len = SizeofSockaddrInet4 + sa.raw.Family = AF_INET + p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port)) + p[0] = byte(sa.Port >> 8) + p[1] = byte(sa.Port) for i := 0; i < len(sa.Addr); i++ { sa.raw.Addr[i] = sa.Addr[i] } - return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0; + return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0 } type SockaddrInet6 struct { - Port int; - Addr [16]byte; - raw RawSockaddrInet6; + Port int + Addr [16]byte + raw RawSockaddrInet6 } func (sa *SockaddrInet6) sockaddr() (uintptr, _Socklen, int) { if sa.Port < 0 || sa.Port > 0xFFFF { return 0, 0, EINVAL } - sa.raw.Len = SizeofSockaddrInet6; - sa.raw.Family = AF_INET6; - p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port)); - p[0] = byte(sa.Port >> 8); - p[1] = byte(sa.Port); + sa.raw.Len = SizeofSockaddrInet6 + sa.raw.Family = AF_INET6 + p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port)) + p[0] = byte(sa.Port >> 8) + p[1] = byte(sa.Port) for i := 0; i < len(sa.Addr); i++ { sa.raw.Addr[i] = sa.Addr[i] } - return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0; + return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0 } type SockaddrUnix struct { - Name string; - raw RawSockaddrUnix; + Name string + raw RawSockaddrUnix } func (sa *SockaddrUnix) sockaddr() (uintptr, _Socklen, int) { - name := sa.Name; - n := len(name); + name := sa.Name + n := len(name) if n >= len(sa.raw.Path) || n == 0 { return 0, 0, EINVAL } - sa.raw.Len = byte(3 + n); // 2 for Family, Len; 1 for NUL - sa.raw.Family = AF_UNIX; + sa.raw.Len = byte(3 + n) // 2 for Family, Len; 1 for NUL + sa.raw.Family = AF_UNIX for i := 0; i < n; i++ { sa.raw.Path[i] = int8(name[i]) } - return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0; + return uintptr(unsafe.Pointer(&sa.raw)), _Socklen(sa.raw.Len), 0 } func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, int) { switch rsa.Addr.Family { case AF_UNIX: - pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa)); + pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa)) if pp.Len < 3 || pp.Len > SizeofSockaddrUnix { return nil, EINVAL } - sa := new(SockaddrUnix); - n := int(pp.Len) - 3; // subtract leading Family, Len, terminating NUL + sa := new(SockaddrUnix) + n := int(pp.Len) - 3 // subtract leading Family, Len, terminating NUL for i := 0; i < n; i++ { if pp.Path[i] == 0 { // found early NUL; assume Len is overestimating - n = i; - break; + n = i + break } } - bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0])); - sa.Name = string(bytes[0:n]); - return sa, 0; + bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0])) + sa.Name = string(bytes[0:n]) + return sa, 0 case AF_INET: - pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa)); - sa := new(SockaddrInet4); - p := (*[2]byte)(unsafe.Pointer(&pp.Port)); - sa.Port = int(p[0])<<8 + int(p[1]); + pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa)) + sa := new(SockaddrInet4) + p := (*[2]byte)(unsafe.Pointer(&pp.Port)) + sa.Port = int(p[0])<<8 + int(p[1]) for i := 0; i < len(sa.Addr); i++ { sa.Addr[i] = pp.Addr[i] } - return sa, 0; + return sa, 0 case AF_INET6: - pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa)); - sa := new(SockaddrInet6); - p := (*[2]byte)(unsafe.Pointer(&pp.Port)); - sa.Port = int(p[0])<<8 + int(p[1]); + pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa)) + sa := new(SockaddrInet6) + p := (*[2]byte)(unsafe.Pointer(&pp.Port)) + sa.Port = int(p[0])<<8 + int(p[1]) for i := 0; i < len(sa.Addr); i++ { sa.Addr[i] = pp.Addr[i] } - return sa, 0; + return sa, 0 } - return nil, EAFNOSUPPORT; + return nil, EAFNOSUPPORT } func Accept(fd int) (nfd int, sa Sockaddr, errno int) { - var rsa RawSockaddrAny; - var len _Socklen = SizeofSockaddrAny; - nfd, errno = accept(fd, &rsa, &len); + var rsa RawSockaddrAny + var len _Socklen = SizeofSockaddrAny + nfd, errno = accept(fd, &rsa, &len) if errno != 0 { return } - sa, errno = anyToSockaddr(&rsa); + sa, errno = anyToSockaddr(&rsa) if errno != 0 { - Close(nfd); - nfd = 0; + Close(nfd) + nfd = 0 } - return; + return } func Getsockname(fd int) (sa Sockaddr, errno int) { - var rsa RawSockaddrAny; - var len _Socklen = SizeofSockaddrAny; + var rsa RawSockaddrAny + var len _Socklen = SizeofSockaddrAny if errno = getsockname(fd, &rsa, &len); errno != 0 { return } - return anyToSockaddr(&rsa); + return anyToSockaddr(&rsa) } func Getpeername(fd int) (sa Sockaddr, errno int) { - var rsa RawSockaddrAny; - var len _Socklen = SizeofSockaddrAny; + var rsa RawSockaddrAny + var len _Socklen = SizeofSockaddrAny if errno = getpeername(fd, &rsa, &len); errno != 0 { return } - return anyToSockaddr(&rsa); + return anyToSockaddr(&rsa) } func Bind(fd int, sa Sockaddr) (errno int) { - ptr, n, err := sa.sockaddr(); + ptr, n, err := sa.sockaddr() if err != 0 { return err } - return bind(fd, ptr, n); + return bind(fd, ptr, n) } func Connect(fd int, sa Sockaddr) (errno int) { - ptr, n, err := sa.sockaddr(); + ptr, n, err := sa.sockaddr() if err != 0 { return err } - return connect(fd, ptr, n); + return connect(fd, ptr, n) } func Socket(domain, typ, proto int) (fd, errno int) { if domain == AF_INET6 && SocketDisableIPv6 { return -1, EAFNOSUPPORT } - fd, errno = socket(domain, typ, proto); - return; + fd, errno = socket(domain, typ, proto) + return } func SetsockoptInt(fd, level, opt int, value int) (errno int) { - var n = int32(value); - return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(&n)), 4); + var n = int32(value) + return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(&n)), 4) } func SetsockoptTimeval(fd, level, opt int, tv *Timeval) (errno int) { @@ -346,44 +346,44 @@ func SetsockoptLinger(fd, level, opt int, l *Linger) (errno int) { //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, errno int) func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, errno int) { - var rsa RawSockaddrAny; - var len _Socklen = SizeofSockaddrAny; + var rsa RawSockaddrAny + var len _Socklen = SizeofSockaddrAny if n, errno = recvfrom(fd, p, flags, &rsa, &len); errno != 0 { return } - from, errno = anyToSockaddr(&rsa); - return; + from, errno = anyToSockaddr(&rsa) + return } //sys sendto(s int, buf []byte, flags int, to uintptr, addrlen _Socklen) (errno int) func Sendto(fd int, p []byte, flags int, to Sockaddr) (errno int) { - ptr, n, err := to.sockaddr(); + ptr, n, err := to.sockaddr() if err != 0 { return err } - return sendto(fd, p, flags, ptr, n); + return sendto(fd, p, flags, ptr, n) } //sys kevent(kq int, change uintptr, nchange int, event uintptr, nevent int, timeout *Timespec) (n int, errno int) func Kevent(kq int, changes, events []Kevent_t, timeout *Timespec) (n int, errno int) { - var change, event uintptr; + var change, event uintptr if len(changes) > 0 { change = uintptr(unsafe.Pointer(&changes[0])) } if len(events) > 0 { event = uintptr(unsafe.Pointer(&events[0])) } - return kevent(kq, change, len(changes), event, len(events), timeout); + return kevent(kq, change, len(changes), event, len(events), timeout) } //sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (errno int) = SYS___SYSCTL // Translate "kern.hostname" to []_C_int{0,1,2,3}. func nametomib(name string) (mib []_C_int, errno int) { - const CTL_MAXNAME = 12; - const siz = uintptr(unsafe.Sizeof(mib[0])); + const CTL_MAXNAME = 12 + const siz = uintptr(unsafe.Sizeof(mib[0])) // NOTE(rsc): It seems strange to set the buffer to have // size CTL_MAXNAME+2 but use only CTL_MAXNAME @@ -392,29 +392,29 @@ func nametomib(name string) (mib []_C_int, errno int) { // I am scared that if we don't include the +2 here, the kernel // will silently write 2 words farther than we specify // and we'll get memory corruption. - var buf [CTL_MAXNAME + 2]_C_int; - n := uintptr(CTL_MAXNAME) * siz; + var buf [CTL_MAXNAME + 2]_C_int + n := uintptr(CTL_MAXNAME) * siz - p := (*byte)(unsafe.Pointer(&buf[0])); - bytes := StringByteSlice(name); + p := (*byte)(unsafe.Pointer(&buf[0])) + bytes := StringByteSlice(name) // Magic sysctl: "setting" 0.3 to a string name // lets you read back the array of integers form. if errno = sysctl([]_C_int{0, 3}, p, &n, &bytes[0], uintptr(len(name))); errno != 0 { return nil, errno } - return buf[0 : n/siz], 0; + return buf[0 : n/siz], 0 } func Sysctl(name string) (value string, errno int) { // Translate name to mib number. - mib, errno := nametomib(name); + mib, errno := nametomib(name) if errno != 0 { return "", errno } // Find size. - n := uintptr(0); + n := uintptr(0) if errno = sysctl(mib, nil, &n, nil, 0); errno != 0 { return "", errno } @@ -423,7 +423,7 @@ func Sysctl(name string) (value string, errno int) { } // Read into buffer of that size. - buf := make([]byte, n); + buf := make([]byte, n) if errno = sysctl(mib, &buf[0], &n, nil, 0); errno != 0 { return "", errno } @@ -432,26 +432,26 @@ func Sysctl(name string) (value string, errno int) { if n > 0 && buf[n-1] == '\x00' { n-- } - return string(buf[0:n]), 0; + return string(buf[0:n]), 0 } func SysctlUint32(name string) (value uint32, errno int) { // Translate name to mib number. - mib, errno := nametomib(name); + mib, errno := nametomib(name) if errno != 0 { return 0, errno } // Read into buffer of that size. - n := uintptr(4); - buf := make([]byte, 4); + n := uintptr(4) + buf := make([]byte, 4) if errno = sysctl(mib, &buf[0], &n, nil, 0); errno != 0 { return 0, errno } if n != 4 { return 0, EIO } - return *(*uint32)(unsafe.Pointer(&buf[0])), 0; + return *(*uint32)(unsafe.Pointer(&buf[0])), 0 } // TODO: wrap |