diff options
author | Valentin Rothberg <rothberg@redhat.com> | 2019-01-08 14:52:57 +0100 |
---|---|---|
committer | Valentin Rothberg <rothberg@redhat.com> | 2019-01-11 13:38:11 +0100 |
commit | bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87 (patch) | |
tree | 5f06e4e289f16d9164d692590a3fe6541b5384cf /vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go | |
parent | 545f24421247c9f6251a634764db3f8f8070a812 (diff) | |
download | podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.gz podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.bz2 podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.zip |
vendor: update everything
* If possible, update each dependency to the latest available version.
* Use releases over commit IDs and avoid vendoring branches.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go')
-rw-r--r-- | vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go | 100 |
1 files changed, 14 insertions, 86 deletions
diff --git a/vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go b/vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go index f156a29f0..aca8eed02 100644 --- a/vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go +++ b/vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go @@ -1,6 +1,6 @@ // Protocol Buffers for Go with Gadgets // -// Copyright (c) 2013, The GoGo Authors. All rights reserved. +// Copyright (c) 2018, The GoGo Authors. All rights reserved. // http://github.com/gogo/protobuf // // Redistribution and use in source and binary forms, with or without @@ -26,7 +26,7 @@ // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// +build !appengine,!js +// +build !purego,!appengine,!js // This file contains the implementation of the proto field accesses using package unsafe. @@ -37,92 +37,20 @@ import ( "unsafe" ) -func structPointer_InterfaceAt(p structPointer, f field, t reflect.Type) interface{} { - point := unsafe.Pointer(uintptr(p) + uintptr(f)) - r := reflect.NewAt(t, point) - return r.Interface() +func (p pointer) getRef() pointer { + return pointer{p: (unsafe.Pointer)(&p.p)} } -func structPointer_InterfaceRef(p structPointer, f field, t reflect.Type) interface{} { - point := unsafe.Pointer(uintptr(p) + uintptr(f)) - r := reflect.NewAt(t, point) - if r.Elem().IsNil() { - return nil - } - return r.Elem().Interface() +func (p pointer) appendRef(v pointer, typ reflect.Type) { + slice := p.getSlice(typ) + elem := v.asPointerTo(typ).Elem() + newSlice := reflect.Append(slice, elem) + slice.Set(newSlice) } -func copyUintPtr(oldptr, newptr uintptr, size int) { - oldbytes := make([]byte, 0) - oldslice := (*reflect.SliceHeader)(unsafe.Pointer(&oldbytes)) - oldslice.Data = oldptr - oldslice.Len = size - oldslice.Cap = size - newbytes := make([]byte, 0) - newslice := (*reflect.SliceHeader)(unsafe.Pointer(&newbytes)) - newslice.Data = newptr - newslice.Len = size - newslice.Cap = size - copy(newbytes, oldbytes) -} - -func structPointer_Copy(oldptr structPointer, newptr structPointer, size int) { - copyUintPtr(uintptr(oldptr), uintptr(newptr), size) -} - -func appendStructPointer(base structPointer, f field, typ reflect.Type) structPointer { - size := typ.Elem().Size() - - oldHeader := structPointer_GetSliceHeader(base, f) - oldSlice := reflect.NewAt(typ, unsafe.Pointer(oldHeader)).Elem() - newLen := oldHeader.Len + 1 - newSlice := reflect.MakeSlice(typ, newLen, newLen) - reflect.Copy(newSlice, oldSlice) - bas := toStructPointer(newSlice) - oldHeader.Data = uintptr(bas) - oldHeader.Len = newLen - oldHeader.Cap = newLen - - return structPointer(unsafe.Pointer(uintptr(unsafe.Pointer(bas)) + uintptr(uintptr(newLen-1)*size))) -} - -func structPointer_FieldPointer(p structPointer, f field) structPointer { - return structPointer(unsafe.Pointer(uintptr(p) + uintptr(f))) -} - -func structPointer_GetRefStructPointer(p structPointer, f field) structPointer { - return structPointer((*structPointer)(unsafe.Pointer(uintptr(p) + uintptr(f)))) -} - -func structPointer_GetSliceHeader(p structPointer, f field) *reflect.SliceHeader { - return (*reflect.SliceHeader)(unsafe.Pointer(uintptr(p) + uintptr(f))) -} - -func structPointer_Add(p structPointer, size field) structPointer { - return structPointer(unsafe.Pointer(uintptr(p) + uintptr(size))) -} - -func structPointer_Len(p structPointer, f field) int { - return len(*(*[]interface{})(unsafe.Pointer(structPointer_GetRefStructPointer(p, f)))) -} - -func structPointer_StructRefSlice(p structPointer, f field, size uintptr) *structRefSlice { - return &structRefSlice{p: p, f: f, size: size} -} - -// A structRefSlice represents a slice of structs (themselves submessages or groups). -type structRefSlice struct { - p structPointer - f field - size uintptr -} - -func (v *structRefSlice) Len() int { - return structPointer_Len(v.p, v.f) -} - -func (v *structRefSlice) Index(i int) structPointer { - ss := structPointer_GetStructPointer(v.p, v.f) - ss1 := structPointer_GetRefStructPointer(ss, 0) - return structPointer_Add(ss1, field(uintptr(i)*v.size)) +func (p pointer) getSlice(typ reflect.Type) reflect.Value { + sliceTyp := reflect.SliceOf(typ) + slice := p.asPointerTo(sliceTyp) + slice = slice.Elem() + return slice } |