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- package reflect2
- import (
- "reflect"
- "unsafe"
- )
- type unsafeType struct {
- safeType
- rtype unsafe.Pointer
- ptrRType unsafe.Pointer
- }
- func newUnsafeType(cfg *frozenConfig, type1 reflect.Type) *unsafeType {
- return &unsafeType{
- safeType: safeType{
- Type: type1,
- cfg: cfg,
- },
- rtype: unpackEFace(type1).data,
- ptrRType: unpackEFace(reflect.PtrTo(type1)).data,
- }
- }
- func (type2 *unsafeType) Set(obj interface{}, val interface{}) {
- objEFace := unpackEFace(obj)
- assertType("Type.Set argument 1", type2.ptrRType, objEFace.rtype)
- valEFace := unpackEFace(val)
- assertType("Type.Set argument 2", type2.ptrRType, valEFace.rtype)
- type2.UnsafeSet(objEFace.data, valEFace.data)
- }
- func (type2 *unsafeType) UnsafeSet(ptr unsafe.Pointer, val unsafe.Pointer) {
- typedmemmove(type2.rtype, ptr, val)
- }
- func (type2 *unsafeType) IsNil(obj interface{}) bool {
- objEFace := unpackEFace(obj)
- assertType("Type.IsNil argument 1", type2.ptrRType, objEFace.rtype)
- return type2.UnsafeIsNil(objEFace.data)
- }
- func (type2 *unsafeType) UnsafeIsNil(ptr unsafe.Pointer) bool {
- return ptr == nil
- }
- func (type2 *unsafeType) UnsafeNew() unsafe.Pointer {
- return unsafe_New(type2.rtype)
- }
- func (type2 *unsafeType) New() interface{} {
- return packEFace(type2.ptrRType, type2.UnsafeNew())
- }
- func (type2 *unsafeType) PackEFace(ptr unsafe.Pointer) interface{} {
- return packEFace(type2.ptrRType, ptr)
- }
- func (type2 *unsafeType) RType() uintptr {
- return uintptr(type2.rtype)
- }
- func (type2 *unsafeType) Indirect(obj interface{}) interface{} {
- objEFace := unpackEFace(obj)
- assertType("Type.Indirect argument 1", type2.ptrRType, objEFace.rtype)
- return type2.UnsafeIndirect(objEFace.data)
- }
- func (type2 *unsafeType) UnsafeIndirect(obj unsafe.Pointer) interface{} {
- return packEFace(type2.rtype, obj)
- }
- func (type2 *unsafeType) LikePtr() bool {
- return false
- }
- func assertType(where string, expectRType unsafe.Pointer, actualRType unsafe.Pointer) {
- if expectRType != actualRType {
- expectType := reflect.TypeOf(0)
- (*iface)(unsafe.Pointer(&expectType)).data = expectRType
- actualType := reflect.TypeOf(0)
- (*iface)(unsafe.Pointer(&actualType)).data = actualRType
- panic(where + ": expect " + expectType.String() + ", actual " + actualType.String())
- }
- }
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