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| 1 /* Copyright (c) 2011 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 |
| 6 /** |
| 7 * This file define the sample Hello API. |
| 8 */ |
| 9 |
| 10 label Chrome { |
| 11 M16 = 0.1 |
| 12 }; |
| 13 |
| 14 /** |
| 15 * The <code>PPB_Hello_Dev</code> struct. |
| 16 */ |
| 17 interface PPB_Hello_Dev { |
| 18 /** |
| 19 * Create() creates a hello object. |
| 20 * |
| 21 * @param[in] instance A <code>PP_Hello_Dev</code> identifying the instance. |
| 22 * |
| 23 * @return A <code>PP_Resource</code> corresponding to a hello if successful. |
| 24 */ |
| 25 PP_Resource Create([in] PP_Instance instance); |
| 26 |
| 27 /** |
| 28 * IsHello() determines if the provided resource is a hello. |
| 29 * |
| 30 * @param[in] resource A <code>PP_Resource</code> corresponding to a hello. |
| 31 * |
| 32 * @return <code>PP_TRUE</code> if the resource is a |
| 33 * <code>PPB_Hello_Dev</code>, <code>PP_FALSE</code> if the resource is |
| 34 * invalid or some type other than <code>PP_Hello_Dev</code>. |
| 35 */ |
| 36 PP_Bool IsHello([in] PP_Resource resource); |
| 37 |
| 38 /** |
| 39 * SayHello() says hello. |
| 40 * |
| 41 * @param[in] instance A <code>PP_Resource</code> corresponding to a hello. |
| 42 * |
| 43 * @return Returns <code>PP_OK</code> on success or |
| 44 * <code>PP_Error_BadResource</code> if the hello is invalid. |
| 45 */ |
| 46 int32_t SayHello([in] PP_Resource hello); |
| 47 |
| 48 /** |
| 49 * WhoAreYou() returns who execute this function. |
| 50 * |
| 51 * @param[in] instance A <code>PP_Resource</code> corresponding to a hello. |
| 52 * |
| 53 * @param[out] name A buffer to store the name who execute this function. |
| 54 * |
| 55 * @param[in] size The size of name buffer. |
| 56 * |
| 57 * @param[in] callback A <code>PP_CompletionCallback</code> which is invoked |
| 58 * when asynchronous request is completed. |
| 59 */ |
| 60 void WhoAreYou([in] PP_Resource hello, [out] char name, [in] uint32_t size, |
| 61 [in] PP_CompletionCallback callback); |
| 62 }; |
| 63 |
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