github.com/mdaxf/iac@v0.0.0-20240519030858-58a061660378/vendor_skip/golang.org/x/sys/unix/syscall_linux_riscv64.go (about) 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 7 package unix 8 9 import "unsafe" 10 11 //sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT 12 //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64 13 //sys Fchown(fd int, uid int, gid int) (err error) 14 //sys Fstat(fd int, stat *Stat_t) (err error) 15 //sys Fstatat(fd int, path string, stat *Stat_t, flags int) (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 //sys Listen(s int, n int) (err error) 24 //sys MemfdSecret(flags int) (fd 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 pselect6(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 //sys Shutdown(fd int, how int) (err error) 41 //sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error) 42 43 func Stat(path string, stat *Stat_t) (err error) { 44 return Fstatat(AT_FDCWD, path, stat, 0) 45 } 46 47 func Lchown(path string, uid int, gid int) (err error) { 48 return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW) 49 } 50 51 func Lstat(path string, stat *Stat_t) (err error) { 52 return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW) 53 } 54 55 //sys Statfs(path string, buf *Statfs_t) (err error) 56 //sys SyncFileRange(fd int, off int64, n int64, flags int) (err error) 57 //sys Truncate(path string, length int64) (err error) 58 59 func Ustat(dev int, ubuf *Ustat_t) (err error) { 60 return ENOSYS 61 } 62 63 //sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) 64 //sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 65 //sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 66 //sysnb getgroups(n int, list *_Gid_t) (nn int, err error) 67 //sysnb setgroups(n int, list *_Gid_t) (err error) 68 //sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) 69 //sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) 70 //sysnb socket(domain int, typ int, proto int) (fd int, err error) 71 //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) 72 //sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 73 //sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 74 //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) 75 //sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) 76 //sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) 77 //sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) 78 //sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) 79 80 //sysnb Gettimeofday(tv *Timeval) (err error) 81 82 func setTimespec(sec, nsec int64) Timespec { 83 return Timespec{Sec: sec, Nsec: nsec} 84 } 85 86 func setTimeval(sec, usec int64) Timeval { 87 return Timeval{Sec: sec, Usec: usec} 88 } 89 90 func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) { 91 if tv == nil { 92 return utimensat(dirfd, path, nil, 0) 93 } 94 95 ts := []Timespec{ 96 NsecToTimespec(TimevalToNsec(tv[0])), 97 NsecToTimespec(TimevalToNsec(tv[1])), 98 } 99 return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0) 100 } 101 102 func Time(t *Time_t) (Time_t, error) { 103 var tv Timeval 104 err := Gettimeofday(&tv) 105 if err != nil { 106 return 0, err 107 } 108 if t != nil { 109 *t = Time_t(tv.Sec) 110 } 111 return Time_t(tv.Sec), nil 112 } 113 114 func Utime(path string, buf *Utimbuf) error { 115 tv := []Timeval{ 116 {Sec: buf.Actime}, 117 {Sec: buf.Modtime}, 118 } 119 return Utimes(path, tv) 120 } 121 122 func utimes(path string, tv *[2]Timeval) (err error) { 123 if tv == nil { 124 return utimensat(AT_FDCWD, path, nil, 0) 125 } 126 127 ts := []Timespec{ 128 NsecToTimespec(TimevalToNsec(tv[0])), 129 NsecToTimespec(TimevalToNsec(tv[1])), 130 } 131 return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0) 132 } 133 134 func (r *PtraceRegs) PC() uint64 { return r.Pc } 135 136 func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc } 137 138 func (iov *Iovec) SetLen(length int) { 139 iov.Len = uint64(length) 140 } 141 142 func (msghdr *Msghdr) SetControllen(length int) { 143 msghdr.Controllen = uint64(length) 144 } 145 146 func (msghdr *Msghdr) SetIovlen(length int) { 147 msghdr.Iovlen = uint64(length) 148 } 149 150 func (cmsg *Cmsghdr) SetLen(length int) { 151 cmsg.Len = uint64(length) 152 } 153 154 func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) { 155 rsa.Service_name_len = uint64(length) 156 } 157 158 func Pause() error { 159 _, err := ppoll(nil, 0, nil, nil) 160 return err 161 } 162 163 func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) { 164 return Renameat2(olddirfd, oldpath, newdirfd, newpath, 0) 165 } 166 167 //sys kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error) 168 169 func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error { 170 cmdlineLen := len(cmdline) 171 if cmdlineLen > 0 { 172 // Account for the additional NULL byte added by 173 // BytePtrFromString in kexecFileLoad. The kexec_file_load 174 // syscall expects a NULL-terminated string. 175 cmdlineLen++ 176 } 177 return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags) 178 } 179 180 //sys riscvHWProbe(pairs []RISCVHWProbePairs, cpuCount uintptr, cpus *CPUSet, flags uint) (err error) 181 182 func RISCVHWProbe(pairs []RISCVHWProbePairs, set *CPUSet, flags uint) (err error) { 183 var setSize uintptr 184 185 if set != nil { 186 setSize = uintptr(unsafe.Sizeof(*set)) 187 } 188 return riscvHWProbe(pairs, setSize, set, flags) 189 }