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| 1 // Copyright 2016 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 #ifndef MOJO_PUBLIC_C_BINDINGS_INTERFACE_H_ |
| 6 #define MOJO_PUBLIC_C_BINDINGS_INTERFACE_H_ |
| 7 |
| 8 #include <stdint.h> |
| 9 |
| 10 #include "mojo/public/c/system/handle.h" |
| 11 #include "mojo/public/c/system/macros.h" |
| 12 |
| 13 MOJO_BEGIN_EXTERN_C |
| 14 |
| 15 // |MojomInterfaceData| represents a handle to an interface; in particular, this |
| 16 // is the client side of the interface where messages are sent and responses are |
| 17 // received. When encoded, |handle| represents the index into an array of |
| 18 // handles. The encoded version of an invalid handle is '-1' of MojoHandle type. |
| 19 struct MojomInterfaceData { |
| 20 MojoHandle handle; |
| 21 uint32_t version; |
| 22 }; |
| 23 MOJO_STATIC_ASSERT(sizeof(struct MojomInterfaceData) == 8, |
| 24 "struct MojomInterfaceData must be 8 bytes."); |
| 25 |
| 26 MOJO_END_EXTERN_C |
| 27 |
| 28 #endif // MOJO_PUBLIC_C_BINDINGS_INTERFACE_H_ |
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