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go/src/themaru/vendor/github.com/modern-go/reflect2/unsafe_array.go 1.98 KB
476d2547e   김태훈   태마루 시스템 설정 / 업데이트...
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  package reflect2
  
  import (
  	"reflect"
  	"unsafe"
  )
  
  type UnsafeArrayType struct {
  	unsafeType
  	elemRType  unsafe.Pointer
  	pElemRType unsafe.Pointer
  	elemSize   uintptr
  	likePtr    bool
  }
  
  func newUnsafeArrayType(cfg *frozenConfig, type1 reflect.Type) *UnsafeArrayType {
  	return &UnsafeArrayType{
  		unsafeType: *newUnsafeType(cfg, type1),
  		elemRType:  unpackEFace(type1.Elem()).data,
  		pElemRType: unpackEFace(reflect.PtrTo(type1.Elem())).data,
  		elemSize:   type1.Elem().Size(),
  		likePtr:    likePtrType(type1),
  	}
  }
  
  func (type2 *UnsafeArrayType) LikePtr() bool {
  	return type2.likePtr
  }
  
  func (type2 *UnsafeArrayType) Indirect(obj interface{}) interface{} {
  	objEFace := unpackEFace(obj)
  	assertType("Type.Indirect argument 1", type2.ptrRType, objEFace.rtype)
  	return type2.UnsafeIndirect(objEFace.data)
  }
  
  func (type2 *UnsafeArrayType) UnsafeIndirect(ptr unsafe.Pointer) interface{} {
  	if type2.likePtr {
  		return packEFace(type2.rtype, *(*unsafe.Pointer)(ptr))
  	}
  	return packEFace(type2.rtype, ptr)
  }
  
  func (type2 *UnsafeArrayType) SetIndex(obj interface{}, index int, elem interface{}) {
  	objEFace := unpackEFace(obj)
  	assertType("ArrayType.SetIndex argument 1", type2.ptrRType, objEFace.rtype)
  	elemEFace := unpackEFace(elem)
  	assertType("ArrayType.SetIndex argument 3", type2.pElemRType, elemEFace.rtype)
  	type2.UnsafeSetIndex(objEFace.data, index, elemEFace.data)
  }
  
  func (type2 *UnsafeArrayType) UnsafeSetIndex(obj unsafe.Pointer, index int, elem unsafe.Pointer) {
  	elemPtr := arrayAt(obj, index, type2.elemSize, "i < s.Len")
  	typedmemmove(type2.elemRType, elemPtr, elem)
  }
  
  func (type2 *UnsafeArrayType) GetIndex(obj interface{}, index int) interface{} {
  	objEFace := unpackEFace(obj)
  	assertType("ArrayType.GetIndex argument 1", type2.ptrRType, objEFace.rtype)
  	elemPtr := type2.UnsafeGetIndex(objEFace.data, index)
  	return packEFace(type2.pElemRType, elemPtr)
  }
  
  func (type2 *UnsafeArrayType) UnsafeGetIndex(obj unsafe.Pointer, index int) unsafe.Pointer {
  	return arrayAt(obj, index, type2.elemSize, "i < s.Len")
  }