forked from gitea/gitea
66 lines
2.0 KiB
Go
66 lines
2.0 KiB
Go
|
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")
|
||
|
|
}
|