github.com/MangoDowner/go-gm@v0.0.0-20180818020936-8baa2bd4408c/src/syscall/syscall_linux_amd64.go (about)

     1  // Copyright 2009 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package syscall
     6  
     7  const (
     8  	_SYS_dup       = SYS_DUP2
     9  	_SYS_getdents  = SYS_GETDENTS64
    10  	_SYS_setgroups = SYS_SETGROUPS
    11  )
    12  
    13  //sys	Dup2(oldfd int, newfd int) (err error)
    14  //sys	Fchown(fd int, uid int, gid int) (err error)
    15  //sys	Fstat(fd int, stat *Stat_t) (err error)
    16  //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
    17  //sys	Ftruncate(fd int, length int64) (err error)
    18  //sysnb	Getegid() (egid int)
    19  //sysnb	Geteuid() (euid int)
    20  //sysnb	Getgid() (gid int)
    21  //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
    22  //sysnb	Getuid() (uid int)
    23  //sysnb	InotifyInit() (fd int, err error)
    24  //sys	Ioperm(from int, num int, on int) (err error)
    25  //sys	Iopl(level int) (err error)
    26  //sys	Lchown(path string, uid int, gid int) (err error)
    27  //sys	Listen(s int, n int) (err error)
    28  //sys	Lstat(path string, stat *Stat_t) (err error)
    29  //sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
    30  //sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
    31  //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
    32  //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
    33  //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
    34  //sys	Setfsgid(gid int) (err error)
    35  //sys	Setfsuid(uid int) (err error)
    36  //sysnb	Setregid(rgid int, egid int) (err error)
    37  //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
    38  //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
    39  //sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
    40  //sysnb	Setreuid(ruid int, euid int) (err error)
    41  //sys	Shutdown(fd int, how int) (err error)
    42  //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
    43  //sys	Stat(path string, stat *Stat_t) (err error)
    44  //sys	Statfs(path string, buf *Statfs_t) (err error)
    45  //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
    46  //sys	Truncate(path string, length int64) (err error)
    47  //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
    48  //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
    49  //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
    50  //sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
    51  //sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
    52  //sysnb	setgroups(n int, list *_Gid_t) (err error)
    53  //sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
    54  //sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
    55  //sysnb	socket(domain int, typ int, proto int) (fd int, err error)
    56  //sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
    57  //sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
    58  //sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
    59  //sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
    60  //sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
    61  //sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
    62  //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
    63  //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
    64  
    65  //go:noescape
    66  func gettimeofday(tv *Timeval) (err Errno)
    67  
    68  func Gettimeofday(tv *Timeval) (err error) {
    69  	errno := gettimeofday(tv)
    70  	if errno != 0 {
    71  		return errno
    72  	}
    73  	return nil
    74  }
    75  
    76  func Time(t *Time_t) (tt Time_t, err error) {
    77  	var tv Timeval
    78  	errno := gettimeofday(&tv)
    79  	if errno != 0 {
    80  		return 0, errno
    81  	}
    82  	if t != nil {
    83  		*t = Time_t(tv.Sec)
    84  	}
    85  	return Time_t(tv.Sec), nil
    86  }
    87  
    88  func setTimespec(sec, nsec int64) Timespec {
    89  	return Timespec{Sec: sec, Nsec: nsec}
    90  }
    91  
    92  func setTimeval(sec, usec int64) Timeval {
    93  	return Timeval{Sec: sec, Usec: usec}
    94  }
    95  
    96  //sysnb	pipe(p *[2]_C_int) (err error)
    97  
    98  func Pipe(p []int) (err error) {
    99  	if len(p) != 2 {
   100  		return EINVAL
   101  	}
   102  	var pp [2]_C_int
   103  	err = pipe(&pp)
   104  	p[0] = int(pp[0])
   105  	p[1] = int(pp[1])
   106  	return
   107  }
   108  
   109  //sysnb pipe2(p *[2]_C_int, flags int) (err error)
   110  
   111  func Pipe2(p []int, flags int) (err error) {
   112  	if len(p) != 2 {
   113  		return EINVAL
   114  	}
   115  	var pp [2]_C_int
   116  	err = pipe2(&pp, flags)
   117  	p[0] = int(pp[0])
   118  	p[1] = int(pp[1])
   119  	return
   120  }
   121  
   122  func (r *PtraceRegs) PC() uint64 { return r.Rip }
   123  
   124  func (r *PtraceRegs) SetPC(pc uint64) { r.Rip = pc }
   125  
   126  func (iov *Iovec) SetLen(length int) {
   127  	iov.Len = uint64(length)
   128  }
   129  
   130  func (msghdr *Msghdr) SetControllen(length int) {
   131  	msghdr.Controllen = uint64(length)
   132  }
   133  
   134  func (cmsg *Cmsghdr) SetLen(length int) {
   135  	cmsg.Len = uint64(length)
   136  }
   137  
   138  func rawVforkSyscall(trap, a1 uintptr) (r1 uintptr, err Errno)