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// Copyright 2009 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.
package syscall
func Getpagesize() int { return 4096 }
func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
func NsecToTimespec(nsec int64) (ts Timespec) {
ts.Sec = int32(nsec / 1e9)
ts.Nsec = int32(nsec % 1e9)
return
}
func NsecToTimeval(nsec int64) (tv Timeval) {
nsec += 999 // round up to microsecond
tv.Sec = int32(nsec / 1e9)
tv.Usec = int32(nsec % 1e9 / 1e3)
return
}
// Seek is defined in assembly.
func Seek(fd int, offset int64, whence int) (newoffset int64, err error)
//sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
//sys bind(s int, addr uintptr, addrlen _Socklen) (err error)
//sys connect(s int, addr uintptr, addrlen _Socklen) (err error)
//sysnb getgroups(n int, list *_Gid_t) (nn int, err error) = SYS_GETGROUPS32
//sysnb setgroups(n int, list *_Gid_t) (err error) = SYS_SETGROUPS32
//sys getsockopt(s int, level int, name int, val uintptr, vallen *_Socklen) (err error)
//sys setsockopt(s int, level int, name int, val uintptr, vallen uintptr) (err error)
//sysnb socket(domain int, typ int, proto int) (fd int, err error)
//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys sendto(s int, buf []byte, flags int, to uintptr, addrlen _Socklen) (err error)
//sysnb socketpair(domain int, typ int, flags int, fd *[2]int) (err error)
//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys sendmsg(s int, msg *Msghdr, flags int) (err error)
//sys Chown(path string, uid int, gid int) (err error)
//sys Fchown(fd int, uid int, gid int) (err error)
//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys Fstatfs(fd int, buf *Statfs_t) (err error) = SYS_FSTATFS64
//sysnb Getegid() (egid int)
//sysnb Geteuid() (euid int)
//sysnb Getgid() (gid int)
//sysnb Getuid() (uid int)
//sys Lchown(path string, uid int, gid int) (err error)
//sys Listen(s int, n int) (err error)
//sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
//sys Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = SYS_SENDFILE64
//sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
//sys Setfsgid(gid int) (err error)
//sys Setfsuid(uid int) (err error)
//sysnb Setgid(gid int) (err error)
//sysnb Setregid(rgid int, egid int) (err error)
//sysnb Setresgid(rgid int, egid int, sgid int) (err error)
//sysnb Setresuid(ruid int, euid int, suid int) (err error)
//sysnb Setreuid(ruid int, euid int) (err error)
//sys Shutdown(fd int, how int) (err error)
//sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
//sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
//sys Statfs(path string, buf *Statfs_t) (err error) = SYS_STATFS64
// Vsyscalls on amd64.
//sysnb Gettimeofday(tv *Timeval) (err error)
//sysnb Time(t *Time_t) (tt Time_t, 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 Truncate(path string, length int64) (err error) = SYS_TRUNCATE64
//sys Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
//sys mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error)
func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
page := uintptr(offset / 4096)
if offset != int64(page)*4096 {
return 0, EINVAL
}
return mmap2(addr, length, prot, flags, fd, page)
}
// TODO(kaib): add support for tracing
func (r *PtraceRegs) PC() uint64 { return 0 }
func (r *PtraceRegs) SetPC(pc uint64) {}
func (iov *Iovec) SetLen(length int) {
iov.Len = uint32(length)
}
func (msghdr *Msghdr) SetControllen(length int) {
msghdr.Controllen = uint32(length)
}
func (cmsg *Cmsghdr) SetLen(length int) {
cmsg.Len = uint32(length)
}
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