diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_darwin.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_darwin.go | 150 |
1 files changed, 101 insertions, 49 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_darwin.go b/vendor/golang.org/x/sys/unix/syscall_darwin.go index 9945e5f..4f87f16 100644 --- a/vendor/golang.org/x/sys/unix/syscall_darwin.go +++ b/vendor/golang.org/x/sys/unix/syscall_darwin.go @@ -13,6 +13,7 @@ package unix import ( + "fmt" "runtime" "syscall" "unsafe" @@ -47,6 +48,30 @@ func (sa *SockaddrCtl) sockaddr() (unsafe.Pointer, _Socklen, error) { return unsafe.Pointer(&sa.raw), SizeofSockaddrCtl, nil } +// SockaddrVM implements the Sockaddr interface for AF_VSOCK type sockets. +// SockaddrVM provides access to Darwin VM sockets: a mechanism that enables +// bidirectional communication between a hypervisor and its guest virtual +// machines. +type SockaddrVM struct { + // CID and Port specify a context ID and port address for a VM socket. + // Guests have a unique CID, and hosts may have a well-known CID of: + // - VMADDR_CID_HYPERVISOR: refers to the hypervisor process. + // - VMADDR_CID_LOCAL: refers to local communication (loopback). + // - VMADDR_CID_HOST: refers to other processes on the host. + CID uint32 + Port uint32 + raw RawSockaddrVM +} + +func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) { + sa.raw.Len = SizeofSockaddrVM + sa.raw.Family = AF_VSOCK + sa.raw.Port = sa.Port + sa.raw.Cid = sa.CID + + return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil +} + func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { switch rsa.Addr.Family { case AF_SYSTEM: @@ -57,6 +82,13 @@ func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { sa.Unit = pp.Sc_unit return sa, nil } + case AF_VSOCK: + pp := (*RawSockaddrVM)(unsafe.Pointer(rsa)) + sa := &SockaddrVM{ + CID: pp.Cid, + Port: pp.Port, + } + return sa, nil } return nil, EAFNOSUPPORT } @@ -109,16 +141,6 @@ func direntNamlen(buf []byte) (uint64, bool) { func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) } func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) } -type attrList struct { - bitmapCount uint16 - _ uint16 - CommonAttr uint32 - VolAttr uint32 - DirAttr uint32 - FileAttr uint32 - Forkattr uint32 -} - //sysnb pipe(p *[2]int32) (err error) func Pipe(p []int) (err error) { @@ -127,8 +149,10 @@ func Pipe(p []int) (err error) { } var x [2]int32 err = pipe(&x) - p[0] = int(x[0]) - p[1] = int(x[1]) + if err == nil { + p[0] = int(x[0]) + p[1] = int(x[1]) + } return } @@ -248,36 +272,7 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) { return flistxattr(fd, xattrPointer(dest), len(dest), 0) } -func setattrlistTimes(path string, times []Timespec, flags int) error { - _p0, err := BytePtrFromString(path) - if err != nil { - return err - } - - var attrList attrList - attrList.bitmapCount = ATTR_BIT_MAP_COUNT - attrList.CommonAttr = ATTR_CMN_MODTIME | ATTR_CMN_ACCTIME - - // order is mtime, atime: the opposite of Chtimes - attributes := [2]Timespec{times[1], times[0]} - options := 0 - if flags&AT_SYMLINK_NOFOLLOW != 0 { - options |= FSOPT_NOFOLLOW - } - return setattrlist( - _p0, - unsafe.Pointer(&attrList), - unsafe.Pointer(&attributes), - unsafe.Sizeof(attributes), - options) -} - -//sys setattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) - -func utimensat(dirfd int, path string, times *[2]Timespec, flags int) error { - // Darwin doesn't support SYS_UTIMENSAT - return ENOSYS -} +//sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) /* * Wrapped @@ -398,8 +393,69 @@ func GetsockoptXucred(fd, level, opt int) (*Xucred, error) { return x, err } +func GetsockoptTCPConnectionInfo(fd, level, opt int) (*TCPConnectionInfo, error) { + var value TCPConnectionInfo + vallen := _Socklen(SizeofTCPConnectionInfo) + err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen) + return &value, err +} + +func SysctlKinfoProc(name string, args ...int) (*KinfoProc, error) { + mib, err := sysctlmib(name, args...) + if err != nil { + return nil, err + } + + var kinfo KinfoProc + n := uintptr(SizeofKinfoProc) + if err := sysctl(mib, (*byte)(unsafe.Pointer(&kinfo)), &n, nil, 0); err != nil { + return nil, err + } + if n != SizeofKinfoProc { + return nil, EIO + } + return &kinfo, nil +} + +func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) { + mib, err := sysctlmib(name, args...) + if err != nil { + return nil, err + } + + // Find size. + n := uintptr(0) + if err := sysctl(mib, nil, &n, nil, 0); err != nil { + return nil, err + } + if n == 0 { + return nil, nil + } + if n%SizeofKinfoProc != 0 { + return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc) + } + + // Read into buffer of that size. + buf := make([]KinfoProc, n/SizeofKinfoProc) + if err := sysctl(mib, (*byte)(unsafe.Pointer(&buf[0])), &n, nil, 0); err != nil { + return nil, err + } + if n%SizeofKinfoProc != 0 { + return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc) + } + + // The actual call may return less than the original reported required + // size so ensure we deal with that. + return buf[:n/SizeofKinfoProc], nil +} + //sys sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) +//sys shmat(id int, addr uintptr, flag int) (ret uintptr, err error) +//sys shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error) +//sys shmdt(addr uintptr) (err error) +//sys shmget(key int, size int, flag int) (id int, err error) + /* * Exposed directly */ @@ -455,11 +511,12 @@ func GetsockoptXucred(fd, level, opt int) (*Xucred, error) { //sys Mkdirat(dirfd int, path string, mode uint32) (err error) //sys Mkfifo(path string, mode uint32) (err error) //sys Mknod(path string, mode uint32, dev int) (err error) +//sys Mount(fsType string, dir string, flags int, data unsafe.Pointer) (err error) //sys Open(path string, mode int, perm uint32) (fd int, err error) //sys Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) //sys Pathconf(path string, name int) (val int, err error) -//sys Pread(fd int, p []byte, offset int64) (n int, err error) -//sys Pwrite(fd int, p []byte, offset int64) (n int, err error) +//sys pread(fd int, p []byte, offset int64) (n int, err error) +//sys pwrite(fd int, p []byte, offset int64) (n int, err error) //sys read(fd int, p []byte) (n int, err error) //sys Readlink(path string, buf []byte) (n int, err error) //sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error) @@ -523,7 +580,6 @@ func GetsockoptXucred(fd, level, opt int) (*Xucred, error) { // Nfssvc // Getfh // Quotactl -// Mount // Csops // Waitid // Add_profil @@ -557,10 +613,6 @@ func GetsockoptXucred(fd, level, opt int) (*Xucred, error) { // Msgget // Msgsnd // Msgrcv -// Shmat -// Shmctl -// Shmdt -// Shmget // Shm_open // Shm_unlink // Sem_open |