Files
grafana/vendor/github.com/modern-go/reflect2/unsafe_ptr.go
T
Marcus Efraimsson baba1634b8 Plugins: Use grafana-plugin-sdk-go v0.5.0 (#21116)
* fix dispense

* plugin loading refactor

Moves common functionality of registering, starting,
stopping and restarting backend plugins to
backendplugin package.

* simplify plugin descriptors

* target sdk v0.5.0

Co-authored-by: Kyle Brandt <kyle@kbrandt.com>
2020-01-08 11:43:28 -05:00

47 lines
1.0 KiB
Go

package reflect2
import (
"reflect"
"unsafe"
)
type UnsafePtrType struct {
unsafeType
}
func newUnsafePtrType(cfg *frozenConfig, type1 reflect.Type) *UnsafePtrType {
return &UnsafePtrType{
unsafeType: *newUnsafeType(cfg, type1),
}
}
func (type2 *UnsafePtrType) IsNil(obj interface{}) bool {
if obj == nil {
return true
}
objEFace := unpackEFace(obj)
assertType("Type.IsNil argument 1", type2.ptrRType, objEFace.rtype)
return type2.UnsafeIsNil(objEFace.data)
}
func (type2 *UnsafePtrType) UnsafeIsNil(ptr unsafe.Pointer) bool {
if ptr == nil {
return true
}
return *(*unsafe.Pointer)(ptr) == nil
}
func (type2 *UnsafePtrType) LikePtr() bool {
return true
}
func (type2 *UnsafePtrType) Indirect(obj interface{}) interface{} {
objEFace := unpackEFace(obj)
assertType("Type.Indirect argument 1", type2.ptrRType, objEFace.rtype)
return type2.UnsafeIndirect(objEFace.data)
}
func (type2 *UnsafePtrType) UnsafeIndirect(ptr unsafe.Pointer) interface{} {
return packEFace(type2.rtype, *(*unsafe.Pointer)(ptr))
}