media/omx-plugin/include/froyo/cutils/native_handle.h@b8a032363ba2 (annotated)
media/omx-plugin/include/froyo/cutils/native_handle.h
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* |
| michael@0 | 2 | * Copyright (C) 2009 The Android Open Source Project |
| michael@0 | 3 | * |
| michael@0 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| michael@0 | 5 | * you may not use this file except in compliance with the License. |
| michael@0 | 6 | * You may obtain a copy of the License at |
| michael@0 | 7 | * |
| michael@0 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| michael@0 | 9 | * |
| michael@0 | 10 | * Unless required by applicable law or agreed to in writing, software |
| michael@0 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| michael@0 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| michael@0 | 13 | * See the License for the specific language governing permissions and |
| michael@0 | 14 | * limitations under the License. |
| michael@0 | 15 | */ |
| michael@0 | 16 | |
| michael@0 | 17 | #ifndef NATIVE_HANDLE_H_ |
| michael@0 | 18 | #define NATIVE_HANDLE_H_ |
| michael@0 | 19 | |
| michael@0 | 20 | #ifdef __cplusplus |
| michael@0 | 21 | extern "C" { |
| michael@0 | 22 | #endif |
| michael@0 | 23 | |
| michael@0 | 24 | typedef struct |
| michael@0 | 25 | { |
| michael@0 | 26 | int version; /* sizeof(native_handle_t) */ |
| michael@0 | 27 | int numFds; /* number of file-descriptors at &data[0] */ |
| michael@0 | 28 | int numInts; /* number of ints at &data[numFds] */ |
| michael@0 | 29 | int data[0]; /* numFds + numInts ints */ |
| michael@0 | 30 | } native_handle_t; |
| michael@0 | 31 | |
| michael@0 | 32 | |
| michael@0 | 33 | /* keep the old definition for backward source-compatibility */ |
| michael@0 | 34 | typedef native_handle_t native_handle; |
| michael@0 | 35 | |
| michael@0 | 36 | /* |
| michael@0 | 37 | * native_handle_close |
| michael@0 | 38 | * |
| michael@0 | 39 | * closes the file descriptors contained in this native_handle_t |
| michael@0 | 40 | * |
| michael@0 | 41 | * return 0 on success, or a negative error code on failure |
| michael@0 | 42 | * |
| michael@0 | 43 | */ |
| michael@0 | 44 | int native_handle_close(const native_handle_t* h); |
| michael@0 | 45 | |
| michael@0 | 46 | |
| michael@0 | 47 | /* |
| michael@0 | 48 | * native_handle_create |
| michael@0 | 49 | * |
| michael@0 | 50 | * creates a native_handle_t and initializes it. must be destroyed with |
| michael@0 | 51 | * native_handle_delete(). |
| michael@0 | 52 | * |
| michael@0 | 53 | */ |
| michael@0 | 54 | native_handle_t* native_handle_create(int numFds, int numInts); |
| michael@0 | 55 | |
| michael@0 | 56 | /* |
| michael@0 | 57 | * native_handle_delete |
| michael@0 | 58 | * |
| michael@0 | 59 | * frees a native_handle_t allocated with native_handle_create(). |
| michael@0 | 60 | * This ONLY frees the memory allocated for the native_handle_t, but doesn't |
| michael@0 | 61 | * close the file descriptors; which can be achieved with native_handle_close(). |
| michael@0 | 62 | * |
| michael@0 | 63 | * return 0 on success, or a negative error code on failure |
| michael@0 | 64 | * |
| michael@0 | 65 | */ |
| michael@0 | 66 | int native_handle_delete(native_handle_t* h); |
| michael@0 | 67 | |
| michael@0 | 68 | |
| michael@0 | 69 | #ifdef __cplusplus |
| michael@0 | 70 | } |
| michael@0 | 71 | #endif |
| michael@0 | 72 | |
| michael@0 | 73 | #endif /* NATIVE_HANDLE_H_ */ |
