Make Nix builds work

1 files changed, 296 insertions, 0 deletions

diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go b/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go
new file mode 100644
index 0000000..66f3121
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go
@@ -0,0 +1,296 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build s390x && linux
+
+package unix
+
+import (
+        "unsafe"
+)
+
+//sys   EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
+//sys   Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
+//sys   Fchown(fd int, uid int, gid int) (err error)
+//sys   Fstat(fd int, stat *Stat_t) (err error)
+//sys   Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
+//sys   Fstatfs(fd int, buf *Statfs_t) (err error)
+//sys   Ftruncate(fd int, length int64) (err error)
+//sysnb Getegid() (egid int)
+//sysnb Geteuid() (euid int)
+//sysnb Getgid() (gid int)
+//sysnb Getrlimit(resource int, rlim *Rlimit) (err error)
+//sysnb Getuid() (uid int)
+//sys   Lchown(path string, uid int, gid int) (err error)
+//sys   Lstat(path string, stat *Stat_t) (err error)
+//sys   Pause() (err error)
+//sys   pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
+//sys   pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
+//sys   Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
+//sys   Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
+//sys   Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
+//sys   sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
+//sys   setfsgid(gid int) (prev int, err error)
+//sys   setfsuid(uid int) (prev int, err error)
+//sys   Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
+//sys   Stat(path string, stat *Stat_t) (err error)
+//sys   Statfs(path string, buf *Statfs_t) (err error)
+//sys   SyncFileRange(fd int, off int64, n int64, flags int) (err error)
+//sys   Truncate(path string, length int64) (err error)
+//sys   Ustat(dev int, ubuf *Ustat_t) (err error)
+//sysnb getgroups(n int, list *_Gid_t) (nn int, err error)
+//sysnb setgroups(n int, list *_Gid_t) (err error)
+
+//sys   futimesat(dirfd int, path string, times *[2]Timeval) (err error)
+//sysnb Gettimeofday(tv *Timeval) (err error)
+
+func Time(t *Time_t) (tt Time_t, err error) {
+        var tv Timeval
+        err = Gettimeofday(&tv)
+        if err != nil {
+                return 0, err
+        }
+        if t != nil {
+                *t = Time_t(tv.Sec)
+        }
+        return Time_t(tv.Sec), nil
+}
+
+//sys   Utime(path string, buf *Utimbuf) (err error)
+//sys   utimes(path string, times *[2]Timeval) (err error)
+
+func setTimespec(sec, nsec int64) Timespec {
+        return Timespec{Sec: sec, Nsec: nsec}
+}
+
+func setTimeval(sec, usec int64) Timeval {
+        return Timeval{Sec: sec, Usec: usec}
+}
+
+func Ioperm(from int, num int, on int) (err error) {
+        return ENOSYS
+}
+
+func Iopl(level int) (err error) {
+        return ENOSYS
+}
+
+func (r *PtraceRegs) PC() uint64 { return r.Psw.Addr }
+
+func (r *PtraceRegs) SetPC(pc uint64) { r.Psw.Addr = pc }
+
+func (iov *Iovec) SetLen(length int) {
+        iov.Len = uint64(length)
+}
+
+func (msghdr *Msghdr) SetControllen(length int) {
+        msghdr.Controllen = uint64(length)
+}
+
+func (msghdr *Msghdr) SetIovlen(length int) {
+        msghdr.Iovlen = uint64(length)
+}
+
+func (cmsg *Cmsghdr) SetLen(length int) {
+        cmsg.Len = uint64(length)
+}
+
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+        rsa.Service_name_len = uint64(length)
+}
+
+// Linux on s390x uses the old mmap interface, which requires arguments to be passed in a struct.
+// mmap2 also requires arguments to be passed in a struct; it is currently not exposed in <asm/unistd.h>.
+func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
+        mmap_args := [6]uintptr{addr, length, uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset)}
+        r0, _, e1 := Syscall(SYS_MMAP, uintptr(unsafe.Pointer(&mmap_args[0])), 0, 0)
+        xaddr = uintptr(r0)
+        if e1 != 0 {
+                err = errnoErr(e1)
+        }
+        return
+}
+
+// On s390x Linux, all the socket calls go through an extra indirection.
+// The arguments to the underlying system call (SYS_SOCKETCALL) are the
+// number below and a pointer to an array of uintptr.
+const (
+        // see linux/net.h
+        netSocket      = 1
+        netBind        = 2
+        netConnect     = 3
+        netListen      = 4
+        netAccept      = 5
+        netGetSockName = 6
+        netGetPeerName = 7
+        netSocketPair  = 8
+        netSend        = 9
+        netRecv        = 10
+        netSendTo      = 11
+        netRecvFrom    = 12
+        netShutdown    = 13
+        netSetSockOpt  = 14
+        netGetSockOpt  = 15
+        netSendMsg     = 16
+        netRecvMsg     = 17
+        netAccept4     = 18
+        netRecvMMsg    = 19
+        netSendMMsg    = 20
+)
+
+func accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (int, error) {
+        args := [4]uintptr{uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), uintptr(flags)}
+        fd, _, err := Syscall(SYS_SOCKETCALL, netAccept4, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return 0, err
+        }
+        return int(fd), nil
+}
+
+func getsockname(s int, rsa *RawSockaddrAny, addrlen *_Socklen) error {
+        args := [3]uintptr{uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen))}
+        _, _, err := RawSyscall(SYS_SOCKETCALL, netGetSockName, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func getpeername(s int, rsa *RawSockaddrAny, addrlen *_Socklen) error {
+        args := [3]uintptr{uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen))}
+        _, _, err := RawSyscall(SYS_SOCKETCALL, netGetPeerName, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func socketpair(domain int, typ int, flags int, fd *[2]int32) error {
+        args := [4]uintptr{uintptr(domain), uintptr(typ), uintptr(flags), uintptr(unsafe.Pointer(fd))}
+        _, _, err := RawSyscall(SYS_SOCKETCALL, netSocketPair, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func bind(s int, addr unsafe.Pointer, addrlen _Socklen) error {
+        args := [3]uintptr{uintptr(s), uintptr(addr), uintptr(addrlen)}
+        _, _, err := Syscall(SYS_SOCKETCALL, netBind, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func connect(s int, addr unsafe.Pointer, addrlen _Socklen) error {
+        args := [3]uintptr{uintptr(s), uintptr(addr), uintptr(addrlen)}
+        _, _, err := Syscall(SYS_SOCKETCALL, netConnect, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func socket(domain int, typ int, proto int) (int, error) {
+        args := [3]uintptr{uintptr(domain), uintptr(typ), uintptr(proto)}
+        fd, _, err := RawSyscall(SYS_SOCKETCALL, netSocket, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return 0, err
+        }
+        return int(fd), nil
+}
+
+func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) error {
+        args := [5]uintptr{uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen))}
+        _, _, err := Syscall(SYS_SOCKETCALL, netGetSockOpt, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) error {
+        args := [5]uintptr{uintptr(s), uintptr(level), uintptr(name), uintptr(val), vallen}
+        _, _, err := Syscall(SYS_SOCKETCALL, netSetSockOpt, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func recvfrom(s int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (int, error) {
+        var base uintptr
+        if len(p) > 0 {
+                base = uintptr(unsafe.Pointer(&p[0]))
+        }
+        args := [6]uintptr{uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen))}
+        n, _, err := Syscall(SYS_SOCKETCALL, netRecvFrom, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return 0, err
+        }
+        return int(n), nil
+}
+
+func sendto(s int, p []byte, flags int, to unsafe.Pointer, addrlen _Socklen) error {
+        var base uintptr
+        if len(p) > 0 {
+                base = uintptr(unsafe.Pointer(&p[0]))
+        }
+        args := [6]uintptr{uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(to), uintptr(addrlen)}
+        _, _, err := Syscall(SYS_SOCKETCALL, netSendTo, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func recvmsg(s int, msg *Msghdr, flags int) (int, error) {
+        args := [3]uintptr{uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags)}
+        n, _, err := Syscall(SYS_SOCKETCALL, netRecvMsg, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return 0, err
+        }
+        return int(n), nil
+}
+
+func sendmsg(s int, msg *Msghdr, flags int) (int, error) {
+        args := [3]uintptr{uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags)}
+        n, _, err := Syscall(SYS_SOCKETCALL, netSendMsg, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return 0, err
+        }
+        return int(n), nil
+}
+
+func Listen(s int, n int) error {
+        args := [2]uintptr{uintptr(s), uintptr(n)}
+        _, _, err := Syscall(SYS_SOCKETCALL, netListen, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+func Shutdown(s, how int) error {
+        args := [2]uintptr{uintptr(s), uintptr(how)}
+        _, _, err := Syscall(SYS_SOCKETCALL, netShutdown, uintptr(unsafe.Pointer(&args)), 0)
+        if err != 0 {
+                return err
+        }
+        return nil
+}
+
+//sys   kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
+
+func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {
+        cmdlineLen := len(cmdline)
+        if cmdlineLen > 0 {
+                // Account for the additional NULL byte added by
+                // BytePtrFromString in kexecFileLoad. The kexec_file_load
+                // syscall expects a NULL-terminated string.
+                cmdlineLen++
+        }
+        return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
+}