diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_linux.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_linux.go | 58 |
1 files changed, 24 insertions, 34 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go index fff38a84c..f432b0684 100644 --- a/vendor/golang.org/x/sys/unix/syscall_linux.go +++ b/vendor/golang.org/x/sys/unix/syscall_linux.go @@ -131,8 +131,10 @@ func Pipe2(p []int, flags int) error { } var pp [2]_C_int err := pipe2(&pp, flags) - p[0] = int(pp[0]) - p[1] = int(pp[1]) + if err == nil { + p[0] = int(pp[0]) + p[1] = int(pp[1]) + } return err } @@ -372,9 +374,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) { 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] - } + sa.raw.Addr = sa.Addr return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil } @@ -387,9 +387,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) { p[0] = byte(sa.Port >> 8) p[1] = byte(sa.Port) sa.raw.Scope_id = sa.ZoneId - for i := 0; i < len(sa.Addr); i++ { - sa.raw.Addr[i] = sa.Addr[i] - } + sa.raw.Addr = sa.Addr return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil } @@ -438,9 +436,7 @@ func (sa *SockaddrLinklayer) sockaddr() (unsafe.Pointer, _Socklen, error) { sa.raw.Hatype = sa.Hatype sa.raw.Pkttype = sa.Pkttype sa.raw.Halen = sa.Halen - for i := 0; i < len(sa.Addr); i++ { - sa.raw.Addr[i] = sa.Addr[i] - } + sa.raw.Addr = sa.Addr return unsafe.Pointer(&sa.raw), SizeofSockaddrLinklayer, nil } @@ -855,12 +851,10 @@ func (sa *SockaddrTIPC) sockaddr() (unsafe.Pointer, _Socklen, error) { if sa.Addr == nil { return nil, 0, EINVAL } - sa.raw.Family = AF_TIPC sa.raw.Scope = int8(sa.Scope) sa.raw.Addrtype = sa.Addr.tipcAddrtype() sa.raw.Addr = sa.Addr.tipcAddr() - return unsafe.Pointer(&sa.raw), SizeofSockaddrTIPC, nil } @@ -874,9 +868,7 @@ type SockaddrL2TPIP struct { func (sa *SockaddrL2TPIP) sockaddr() (unsafe.Pointer, _Socklen, error) { sa.raw.Family = AF_INET sa.raw.Conn_id = sa.ConnId - for i := 0; i < len(sa.Addr); i++ { - sa.raw.Addr[i] = sa.Addr[i] - } + sa.raw.Addr = sa.Addr return unsafe.Pointer(&sa.raw), SizeofSockaddrL2TPIP, nil } @@ -892,9 +884,7 @@ func (sa *SockaddrL2TPIP6) sockaddr() (unsafe.Pointer, _Socklen, error) { sa.raw.Family = AF_INET6 sa.raw.Conn_id = sa.ConnId sa.raw.Scope_id = sa.ZoneId - for i := 0; i < len(sa.Addr); i++ { - sa.raw.Addr[i] = sa.Addr[i] - } + sa.raw.Addr = sa.Addr return unsafe.Pointer(&sa.raw), SizeofSockaddrL2TPIP6, nil } @@ -990,9 +980,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { sa.Hatype = pp.Hatype sa.Pkttype = pp.Pkttype sa.Halen = pp.Halen - for i := 0; i < len(sa.Addr); i++ { - sa.Addr[i] = pp.Addr[i] - } + sa.Addr = pp.Addr return sa, nil case AF_UNIX: @@ -1031,18 +1019,14 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { pp := (*RawSockaddrL2TPIP)(unsafe.Pointer(rsa)) sa := new(SockaddrL2TPIP) sa.ConnId = pp.Conn_id - for i := 0; i < len(sa.Addr); i++ { - sa.Addr[i] = pp.Addr[i] - } + sa.Addr = pp.Addr return sa, nil default: 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] - } + sa.Addr = pp.Addr return sa, nil } @@ -1058,9 +1042,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { sa := new(SockaddrL2TPIP6) sa.ConnId = pp.Conn_id sa.ZoneId = pp.Scope_id - for i := 0; i < len(sa.Addr); i++ { - sa.Addr[i] = pp.Addr[i] - } + sa.Addr = pp.Addr return sa, nil default: pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa)) @@ -1068,9 +1050,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { p := (*[2]byte)(unsafe.Pointer(&pp.Port)) sa.Port = int(p[0])<<8 + int(p[1]) sa.ZoneId = pp.Scope_id - for i := 0; i < len(sa.Addr); i++ { - sa.Addr[i] = pp.Addr[i] - } + sa.Addr = pp.Addr return sa, nil } @@ -1797,6 +1777,16 @@ func Mount(source string, target string, fstype string, flags uintptr, data stri return mount(source, target, fstype, flags, datap) } +//sys mountSetattr(dirfd int, pathname string, flags uint, attr *MountAttr, size uintptr) (err error) = SYS_MOUNT_SETATTR + +// MountSetattr is a wrapper for mount_setattr(2). +// https://man7.org/linux/man-pages/man2/mount_setattr.2.html +// +// Requires kernel >= 5.12. +func MountSetattr(dirfd int, pathname string, flags uint, attr *MountAttr) error { + return mountSetattr(dirfd, pathname, flags, attr, unsafe.Sizeof(*attr)) +} + func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { if raceenabled { raceReleaseMerge(unsafe.Pointer(&ioSync)) |