summaryrefslogtreecommitdiffstats
path: root/vendor/go.uber.org/atomic/uintptr.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/go.uber.org/atomic/uintptr.go')
-rw-r--r--vendor/go.uber.org/atomic/uintptr.go102
1 files changed, 102 insertions, 0 deletions
diff --git a/vendor/go.uber.org/atomic/uintptr.go b/vendor/go.uber.org/atomic/uintptr.go
new file mode 100644
index 00000000..6b363ada
--- /dev/null
+++ b/vendor/go.uber.org/atomic/uintptr.go
@@ -0,0 +1,102 @@
+// @generated Code generated by gen-atomicint.
+
+// Copyright (c) 2020-2021 Uber Technologies, Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package atomic
+
+import (
+ "encoding/json"
+ "strconv"
+ "sync/atomic"
+)
+
+// Uintptr is an atomic wrapper around uintptr.
+type Uintptr struct {
+ _ nocmp // disallow non-atomic comparison
+
+ v uintptr
+}
+
+// NewUintptr creates a new Uintptr.
+func NewUintptr(i uintptr) *Uintptr {
+ return &Uintptr{v: i}
+}
+
+// Load atomically loads the wrapped value.
+func (i *Uintptr) Load() uintptr {
+ return atomic.LoadUintptr(&i.v)
+}
+
+// Add atomically adds to the wrapped uintptr and returns the new value.
+func (i *Uintptr) Add(n uintptr) uintptr {
+ return atomic.AddUintptr(&i.v, n)
+}
+
+// Sub atomically subtracts from the wrapped uintptr and returns the new value.
+func (i *Uintptr) Sub(n uintptr) uintptr {
+ return atomic.AddUintptr(&i.v, ^(n - 1))
+}
+
+// Inc atomically increments the wrapped uintptr and returns the new value.
+func (i *Uintptr) Inc() uintptr {
+ return i.Add(1)
+}
+
+// Dec atomically decrements the wrapped uintptr and returns the new value.
+func (i *Uintptr) Dec() uintptr {
+ return i.Sub(1)
+}
+
+// CAS is an atomic compare-and-swap.
+func (i *Uintptr) CAS(old, new uintptr) bool {
+ return atomic.CompareAndSwapUintptr(&i.v, old, new)
+}
+
+// Store atomically stores the passed value.
+func (i *Uintptr) Store(n uintptr) {
+ atomic.StoreUintptr(&i.v, n)
+}
+
+// Swap atomically swaps the wrapped uintptr and returns the old value.
+func (i *Uintptr) Swap(n uintptr) uintptr {
+ return atomic.SwapUintptr(&i.v, n)
+}
+
+// MarshalJSON encodes the wrapped uintptr into JSON.
+func (i *Uintptr) MarshalJSON() ([]byte, error) {
+ return json.Marshal(i.Load())
+}
+
+// UnmarshalJSON decodes JSON into the wrapped uintptr.
+func (i *Uintptr) UnmarshalJSON(b []byte) error {
+ var v uintptr
+ if err := json.Unmarshal(b, &v); err != nil {
+ return err
+ }
+ i.Store(v)
+ return nil
+}
+
+// String encodes the wrapped value as a string.
+func (i *Uintptr) String() string {
+ v := i.Load()
+ return strconv.FormatUint(uint64(v), 10)
+}