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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 package bindings | |
| 6 | |
| 7 import ( | |
| 8 "mojo/public/go/system" | |
| 9 ) | |
| 10 | |
| 11 // InvalidHandle is a handle that will always be invalid. | |
| 12 type InvalidHandle struct { | |
| 13 } | |
| 14 | |
| 15 func (h *InvalidHandle) Close() system.MojoResult { | |
| 16 return system.MOJO_RESULT_INVALID_ARGUMENT | |
| 17 } | |
| 18 | |
| 19 func (h *InvalidHandle) IsValid() bool { | |
| 20 return false | |
| 21 } | |
| 22 | |
| 23 func (h *InvalidHandle) NativeHandle() system.MojoHandle { | |
| 24 return system.MOJO_HANDLE_INVALID | |
| 25 } | |
| 26 | |
| 27 func (h *InvalidHandle) ReleaseNativeHandle() system.MojoHandle { | |
| 28 return system.MOJO_HANDLE_INVALID | |
| 29 } | |
| 30 | |
| 31 func (h *InvalidHandle) ToUntypedHandle() system.UntypedHandle { | |
| 32 return h | |
| 33 } | |
| 34 | |
| 35 func (h *InvalidHandle) Wait(signals system.MojoHandleSignals, deadline system.M
ojoDeadline) (system.MojoResult, system.MojoHandleSignalsState) { | |
| 36 return system.MOJO_RESULT_INVALID_ARGUMENT, system.MojoHandleSignalsStat
e{} | |
| 37 } | |
| 38 | |
| 39 func (h *InvalidHandle) ToConsumerHandle() system.ConsumerHandle { | |
| 40 return h | |
| 41 } | |
| 42 | |
| 43 func (h *InvalidHandle) ToProducerHandle() system.ProducerHandle { | |
| 44 return h | |
| 45 } | |
| 46 | |
| 47 func (h *InvalidHandle) ToMessagePipeHandle() system.MessagePipeHandle { | |
| 48 return h | |
| 49 } | |
| 50 | |
| 51 func (h *InvalidHandle) ToSharedBufferHandle() system.SharedBufferHandle { | |
| 52 return h | |
| 53 } | |
| 54 | |
| 55 func (h *InvalidHandle) ReadData(flags system.MojoReadDataFlags) (system.MojoRes
ult, []byte) { | |
| 56 return system.MOJO_RESULT_INVALID_ARGUMENT, nil | |
| 57 } | |
| 58 | |
| 59 func (h *InvalidHandle) BeginReadData(flags system.MojoReadDataFlags) (system.Mo
joResult, []byte) { | |
| 60 return system.MOJO_RESULT_INVALID_ARGUMENT, nil | |
| 61 } | |
| 62 | |
| 63 func (h *InvalidHandle) EndReadData(numBytesRead int) system.MojoResult { | |
| 64 return system.MOJO_RESULT_INVALID_ARGUMENT | |
| 65 } | |
| 66 | |
| 67 func (h *InvalidHandle) WriteData(data []byte, flags system.MojoWriteDataFlags)
(system.MojoResult, int) { | |
| 68 return system.MOJO_RESULT_INVALID_ARGUMENT, 0 | |
| 69 } | |
| 70 | |
| 71 func (h *InvalidHandle) BeginWriteData(flags system.MojoWriteDataFlags) (system.
MojoResult, []byte) { | |
| 72 return system.MOJO_RESULT_INVALID_ARGUMENT, nil | |
| 73 } | |
| 74 | |
| 75 func (h *InvalidHandle) EndWriteData(numBytesWritten int) system.MojoResult { | |
| 76 return system.MOJO_RESULT_INVALID_ARGUMENT | |
| 77 } | |
| 78 | |
| 79 func (h *InvalidHandle) ReadMessage(flags system.MojoReadMessageFlags) (system.M
ojoResult, []byte, []system.UntypedHandle) { | |
| 80 return system.MOJO_RESULT_INVALID_ARGUMENT, nil, nil | |
| 81 } | |
| 82 | |
| 83 func (h *InvalidHandle) WriteMessage(bytes []byte, handles []system.UntypedHandl
e, flags system.MojoWriteMessageFlags) system.MojoResult { | |
| 84 return system.MOJO_RESULT_INVALID_ARGUMENT | |
| 85 } | |
| 86 | |
| 87 func (h *InvalidHandle) DuplicateBufferHandle(opts *system.DuplicateBufferHandle
Options) (system.MojoResult, system.SharedBufferHandle) { | |
| 88 return system.MOJO_RESULT_INVALID_ARGUMENT, nil | |
| 89 } | |
| 90 | |
| 91 func (h *InvalidHandle) MapBuffer(offset uint64, numBytes int, flags system.Mojo
MapBufferFlags) (system.MojoResult, []byte) { | |
| 92 return system.MOJO_RESULT_INVALID_ARGUMENT, nil | |
| 93 } | |
| 94 | |
| 95 func (h *InvalidHandle) UnmapBuffer(buffer []byte) system.MojoResult { | |
| 96 return system.MOJO_RESULT_INVALID_ARGUMENT | |
| 97 } | |
| 98 | |
| 99 func (h *InvalidHandle) GetBufferInformation() (system.MojoResult, system.MojoBu
fferInformation) { | |
| 100 return system.MOJO_RESULT_INVALID_ARGUMENT, system.MojoBufferInformation
{} | |
| 101 } | |
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