/
kernel_abi_autogen_unsafe.go
230 lines (200 loc) · 8.11 KB
/
kernel_abi_autogen_unsafe.go
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// Automatically generated marshal implementation. See tools/go_marshal.
package kernel
import (
"github.com/nicocha30/gvisor-ligolo/pkg/gohacks"
"github.com/nicocha30/gvisor-ligolo/pkg/hostarch"
"github.com/nicocha30/gvisor-ligolo/pkg/marshal"
"io"
"reflect"
"runtime"
"unsafe"
)
// Marshallable types used by this file.
var _ marshal.Marshallable = (*ThreadID)(nil)
var _ marshal.Marshallable = (*vdsoParams)(nil)
// SizeBytes implements marshal.Marshallable.SizeBytes.
//go:nosplit
func (tid *ThreadID) SizeBytes() int {
return 4
}
// MarshalBytes implements marshal.Marshallable.MarshalBytes.
func (tid *ThreadID) MarshalBytes(dst []byte) []byte {
hostarch.ByteOrder.PutUint32(dst[:4], uint32(*tid))
return dst[4:]
}
// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
func (tid *ThreadID) UnmarshalBytes(src []byte) []byte {
*tid = ThreadID(int32(hostarch.ByteOrder.Uint32(src[:4])))
return src[4:]
}
// Packed implements marshal.Marshallable.Packed.
//go:nosplit
func (tid *ThreadID) Packed() bool {
// Scalar newtypes are always packed.
return true
}
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
func (tid *ThreadID) MarshalUnsafe(dst []byte) []byte {
size := tid.SizeBytes()
gohacks.Memmove(unsafe.Pointer(&dst[0]), unsafe.Pointer(tid), uintptr(size))
return dst[size:]
}
// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
func (tid *ThreadID) UnmarshalUnsafe(src []byte) []byte {
size := tid.SizeBytes()
gohacks.Memmove(unsafe.Pointer(tid), unsafe.Pointer(&src[0]), uintptr(size))
return src[size:]
}
// CopyOutN implements marshal.Marshallable.CopyOutN.
func (tid *ThreadID) CopyOutN(cc marshal.CopyContext, addr hostarch.Addr, limit int) (int, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tid)))
hdr.Len = tid.SizeBytes()
hdr.Cap = tid.SizeBytes()
length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
// Since we bypassed the compiler's escape analysis, indicate that tid
// must live until the use above.
runtime.KeepAlive(tid) // escapes: replaced by intrinsic.
return length, err
}
// CopyOut implements marshal.Marshallable.CopyOut.
func (tid *ThreadID) CopyOut(cc marshal.CopyContext, addr hostarch.Addr) (int, error) {
return tid.CopyOutN(cc, addr, tid.SizeBytes())
}
// CopyIn implements marshal.Marshallable.CopyIn.
func (tid *ThreadID) CopyIn(cc marshal.CopyContext, addr hostarch.Addr) (int, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tid)))
hdr.Len = tid.SizeBytes()
hdr.Cap = tid.SizeBytes()
length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
// Since we bypassed the compiler's escape analysis, indicate that tid
// must live until the use above.
runtime.KeepAlive(tid) // escapes: replaced by intrinsic.
return length, err
}
// WriteTo implements io.WriterTo.WriteTo.
func (tid *ThreadID) WriteTo(writer io.Writer) (int64, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tid)))
hdr.Len = tid.SizeBytes()
hdr.Cap = tid.SizeBytes()
length, err := writer.Write(buf)
// Since we bypassed the compiler's escape analysis, indicate that tid
// must live until the use above.
runtime.KeepAlive(tid) // escapes: replaced by intrinsic.
return int64(length), err
}
// SizeBytes implements marshal.Marshallable.SizeBytes.
func (v *vdsoParams) SizeBytes() int {
return 64
}
// MarshalBytes implements marshal.Marshallable.MarshalBytes.
func (v *vdsoParams) MarshalBytes(dst []byte) []byte {
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.monotonicReady))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.monotonicBaseCycles))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.monotonicBaseRef))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.monotonicFrequency))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.realtimeReady))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.realtimeBaseCycles))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.realtimeBaseRef))
dst = dst[8:]
hostarch.ByteOrder.PutUint64(dst[:8], uint64(v.realtimeFrequency))
dst = dst[8:]
return dst
}
// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
func (v *vdsoParams) UnmarshalBytes(src []byte) []byte {
v.monotonicReady = uint64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.monotonicBaseCycles = int64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.monotonicBaseRef = int64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.monotonicFrequency = uint64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.realtimeReady = uint64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.realtimeBaseCycles = int64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.realtimeBaseRef = int64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
v.realtimeFrequency = uint64(hostarch.ByteOrder.Uint64(src[:8]))
src = src[8:]
return src
}
// Packed implements marshal.Marshallable.Packed.
//go:nosplit
func (v *vdsoParams) Packed() bool {
return true
}
// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
func (v *vdsoParams) MarshalUnsafe(dst []byte) []byte {
size := v.SizeBytes()
gohacks.Memmove(unsafe.Pointer(&dst[0]), unsafe.Pointer(v), uintptr(size))
return dst[size:]
}
// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
func (v *vdsoParams) UnmarshalUnsafe(src []byte) []byte {
size := v.SizeBytes()
gohacks.Memmove(unsafe.Pointer(v), unsafe.Pointer(&src[0]), uintptr(size))
return src[size:]
}
// CopyOutN implements marshal.Marshallable.CopyOutN.
func (v *vdsoParams) CopyOutN(cc marshal.CopyContext, addr hostarch.Addr, limit int) (int, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(v)))
hdr.Len = v.SizeBytes()
hdr.Cap = v.SizeBytes()
length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
// Since we bypassed the compiler's escape analysis, indicate that v
// must live until the use above.
runtime.KeepAlive(v) // escapes: replaced by intrinsic.
return length, err
}
// CopyOut implements marshal.Marshallable.CopyOut.
func (v *vdsoParams) CopyOut(cc marshal.CopyContext, addr hostarch.Addr) (int, error) {
return v.CopyOutN(cc, addr, v.SizeBytes())
}
// CopyIn implements marshal.Marshallable.CopyIn.
func (v *vdsoParams) CopyIn(cc marshal.CopyContext, addr hostarch.Addr) (int, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(v)))
hdr.Len = v.SizeBytes()
hdr.Cap = v.SizeBytes()
length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
// Since we bypassed the compiler's escape analysis, indicate that v
// must live until the use above.
runtime.KeepAlive(v) // escapes: replaced by intrinsic.
return length, err
}
// WriteTo implements io.WriterTo.WriteTo.
func (v *vdsoParams) WriteTo(writer io.Writer) (int64, error) {
// Construct a slice backed by dst's underlying memory.
var buf []byte
hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(v)))
hdr.Len = v.SizeBytes()
hdr.Cap = v.SizeBytes()
length, err := writer.Write(buf)
// Since we bypassed the compiler's escape analysis, indicate that v
// must live until the use above.
runtime.KeepAlive(v) // escapes: replaced by intrinsic.
return int64(length), err
}