1 files changed, 42 insertions, 0 deletions
diff --git a/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe_opaque.go b/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe_opaque.go
new file mode 100644
index 000000000..38aa7b7dc
--- /dev/null
+++ b/vendor/google.golang.org/protobuf/internal/impl/pointer_unsafe_opaque.go
@@ -0,0 +1,42 @@
+// Copyright 2024 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package impl
+
+import (
+	"sync/atomic"
+	"unsafe"
+)
+
+func (p pointer) AtomicGetPointer() pointer {
+	return pointer{p: atomic.LoadPointer((*unsafe.Pointer)(p.p))}
+}
+
+func (p pointer) AtomicSetPointer(v pointer) {
+	atomic.StorePointer((*unsafe.Pointer)(p.p), v.p)
+}
+
+func (p pointer) AtomicSetNilPointer() {
+	atomic.StorePointer((*unsafe.Pointer)(p.p), unsafe.Pointer(nil))
+}
+
+func (p pointer) AtomicSetPointerIfNil(v pointer) pointer {
+	if atomic.CompareAndSwapPointer((*unsafe.Pointer)(p.p), unsafe.Pointer(nil), v.p) {
+		return v
+	}
+	return pointer{p: atomic.LoadPointer((*unsafe.Pointer)(p.p))}
+}
+
+type atomicV1MessageInfo struct{ p Pointer }
+
+func (mi *atomicV1MessageInfo) Get() Pointer {
+	return Pointer(atomic.LoadPointer((*unsafe.Pointer)(&mi.p)))
+}
+
+func (mi *atomicV1MessageInfo) SetIfNil(p Pointer) Pointer {
+	if atomic.CompareAndSwapPointer((*unsafe.Pointer)(&mi.p), nil, unsafe.Pointer(p)) {
+		return p
+	}
+	return mi.Get()
+}