usb-ks

USB Killswitch
git clone git://git.laack.co/usb-ks.git
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syscall_linux_riscv64.go (6201B)

      1 // Copyright 2018 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 //go:build riscv64 && linux
      6 // +build riscv64,linux
      7 
      8 package unix
      9 
     10 import "unsafe"
     11 
     12 //sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
     13 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
     14 //sys	Fchown(fd int, uid int, gid int) (err error)
     15 //sys	Fstat(fd int, stat *Stat_t) (err error)
     16 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
     17 //sys	Fstatfs(fd int, buf *Statfs_t) (err error)
     18 //sys	Ftruncate(fd int, length int64) (err error)
     19 //sysnb	Getegid() (egid int)
     20 //sysnb	Geteuid() (euid int)
     21 //sysnb	Getgid() (gid int)
     22 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
     23 //sysnb	Getuid() (uid int)
     24 //sys	Listen(s int, n int) (err error)
     25 //sys	pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
     26 //sys	pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
     27 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
     28 
     29 func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
     30 	var ts *Timespec
     31 	if timeout != nil {
     32 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
     33 	}
     34 	return Pselect(nfd, r, w, e, ts, nil)
     35 }
     36 
     37 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
     38 //sys	setfsgid(gid int) (prev int, err error)
     39 //sys	setfsuid(uid int) (prev int, err error)
     40 //sysnb	Setregid(rgid int, egid int) (err error)
     41 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
     42 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
     43 //sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
     44 //sysnb	Setreuid(ruid int, euid int) (err error)
     45 //sys	Shutdown(fd int, how int) (err error)
     46 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
     47 
     48 func Stat(path string, stat *Stat_t) (err error) {
     49 	return Fstatat(AT_FDCWD, path, stat, 0)
     50 }
     51 
     52 func Lchown(path string, uid int, gid int) (err error) {
     53 	return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW)
     54 }
     55 
     56 func Lstat(path string, stat *Stat_t) (err error) {
     57 	return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW)
     58 }
     59 
     60 //sys	Statfs(path string, buf *Statfs_t) (err error)
     61 //sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
     62 //sys	Truncate(path string, length int64) (err error)
     63 
     64 func Ustat(dev int, ubuf *Ustat_t) (err error) {
     65 	return ENOSYS
     66 }
     67 
     68 //sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
     69 //sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
     70 //sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
     71 //sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
     72 //sysnb	setgroups(n int, list *_Gid_t) (err error)
     73 //sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
     74 //sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
     75 //sysnb	socket(domain int, typ int, proto int) (fd int, err error)
     76 //sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
     77 //sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
     78 //sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
     79 //sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
     80 //sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
     81 //sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
     82 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
     83 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
     84 
     85 //sysnb	Gettimeofday(tv *Timeval) (err error)
     86 
     87 func setTimespec(sec, nsec int64) Timespec {
     88 	return Timespec{Sec: sec, Nsec: nsec}
     89 }
     90 
     91 func setTimeval(sec, usec int64) Timeval {
     92 	return Timeval{Sec: sec, Usec: usec}
     93 }
     94 
     95 func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
     96 	if tv == nil {
     97 		return utimensat(dirfd, path, nil, 0)
     98 	}
     99 
    100 	ts := []Timespec{
    101 		NsecToTimespec(TimevalToNsec(tv[0])),
    102 		NsecToTimespec(TimevalToNsec(tv[1])),
    103 	}
    104 	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
    105 }
    106 
    107 func Time(t *Time_t) (Time_t, error) {
    108 	var tv Timeval
    109 	err := Gettimeofday(&tv)
    110 	if err != nil {
    111 		return 0, err
    112 	}
    113 	if t != nil {
    114 		*t = Time_t(tv.Sec)
    115 	}
    116 	return Time_t(tv.Sec), nil
    117 }
    118 
    119 func Utime(path string, buf *Utimbuf) error {
    120 	tv := []Timeval{
    121 		{Sec: buf.Actime},
    122 		{Sec: buf.Modtime},
    123 	}
    124 	return Utimes(path, tv)
    125 }
    126 
    127 func utimes(path string, tv *[2]Timeval) (err error) {
    128 	if tv == nil {
    129 		return utimensat(AT_FDCWD, path, nil, 0)
    130 	}
    131 
    132 	ts := []Timespec{
    133 		NsecToTimespec(TimevalToNsec(tv[0])),
    134 		NsecToTimespec(TimevalToNsec(tv[1])),
    135 	}
    136 	return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
    137 }
    138 
    139 func (r *PtraceRegs) PC() uint64 { return r.Pc }
    140 
    141 func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
    142 
    143 func (iov *Iovec) SetLen(length int) {
    144 	iov.Len = uint64(length)
    145 }
    146 
    147 func (msghdr *Msghdr) SetControllen(length int) {
    148 	msghdr.Controllen = uint64(length)
    149 }
    150 
    151 func (msghdr *Msghdr) SetIovlen(length int) {
    152 	msghdr.Iovlen = uint64(length)
    153 }
    154 
    155 func (cmsg *Cmsghdr) SetLen(length int) {
    156 	cmsg.Len = uint64(length)
    157 }
    158 
    159 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
    160 	rsa.Service_name_len = uint64(length)
    161 }
    162 
    163 func Pause() error {
    164 	_, err := ppoll(nil, 0, nil, nil)
    165 	return err
    166 }
    167 
    168 func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) {
    169 	return Renameat2(olddirfd, oldpath, newdirfd, newpath, 0)
    170 }
    171 
    172 //sys	kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
    173 
    174 func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {
    175 	cmdlineLen := len(cmdline)
    176 	if cmdlineLen > 0 {
    177 		// Account for the additional NULL byte added by
    178 		// BytePtrFromString in kexecFileLoad. The kexec_file_load
    179 		// syscall expects a NULL-terminated string.
    180 		cmdlineLen++
    181 	}
    182 	return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
    183 }