Import of https://github.com/ciena/voltctl at commit 40d61fbf3f910ed4017cf67c9c79e8e1f82a33a5
Change-Id: I8464c59e60d76cb8612891db3303878975b5416c
diff --git a/vendor/github.com/modern-go/reflect2/unsafe_field.go b/vendor/github.com/modern-go/reflect2/unsafe_field.go
new file mode 100644
index 0000000..5eb5313
--- /dev/null
+++ b/vendor/github.com/modern-go/reflect2/unsafe_field.go
@@ -0,0 +1,74 @@
+package reflect2
+
+import (
+ "reflect"
+ "unsafe"
+)
+
+type UnsafeStructField struct {
+ reflect.StructField
+ structType *UnsafeStructType
+ rtype unsafe.Pointer
+ ptrRType unsafe.Pointer
+}
+
+func newUnsafeStructField(structType *UnsafeStructType, structField reflect.StructField) *UnsafeStructField {
+ return &UnsafeStructField{
+ StructField: structField,
+ rtype: unpackEFace(structField.Type).data,
+ ptrRType: unpackEFace(reflect.PtrTo(structField.Type)).data,
+ structType: structType,
+ }
+}
+
+func (field *UnsafeStructField) Offset() uintptr {
+ return field.StructField.Offset
+}
+
+func (field *UnsafeStructField) Name() string {
+ return field.StructField.Name
+}
+
+func (field *UnsafeStructField) PkgPath() string {
+ return field.StructField.PkgPath
+}
+
+func (field *UnsafeStructField) Type() Type {
+ return field.structType.cfg.Type2(field.StructField.Type)
+}
+
+func (field *UnsafeStructField) Tag() reflect.StructTag {
+ return field.StructField.Tag
+}
+
+func (field *UnsafeStructField) Index() []int {
+ return field.StructField.Index
+}
+
+func (field *UnsafeStructField) Anonymous() bool {
+ return field.StructField.Anonymous
+}
+
+func (field *UnsafeStructField) Set(obj interface{}, value interface{}) {
+ objEFace := unpackEFace(obj)
+ assertType("StructField.SetIndex argument 1", field.structType.ptrRType, objEFace.rtype)
+ valueEFace := unpackEFace(value)
+ assertType("StructField.SetIndex argument 2", field.ptrRType, valueEFace.rtype)
+ field.UnsafeSet(objEFace.data, valueEFace.data)
+}
+
+func (field *UnsafeStructField) UnsafeSet(obj unsafe.Pointer, value unsafe.Pointer) {
+ fieldPtr := add(obj, field.StructField.Offset, "same as non-reflect &v.field")
+ typedmemmove(field.rtype, fieldPtr, value)
+}
+
+func (field *UnsafeStructField) Get(obj interface{}) interface{} {
+ objEFace := unpackEFace(obj)
+ assertType("StructField.GetIndex argument 1", field.structType.ptrRType, objEFace.rtype)
+ value := field.UnsafeGet(objEFace.data)
+ return packEFace(field.ptrRType, value)
+}
+
+func (field *UnsafeStructField) UnsafeGet(obj unsafe.Pointer) unsafe.Pointer {
+ return add(obj, field.StructField.Offset, "same as non-reflect &v.field")
+}