ソースの整理中ですが、利用はできます。 大きなファイルはできないかもしれません。
Dependencies: EthernetInterface HttpServer TextLCD expatlib mbed-rpc mbed-rtos mbed Socket lwip-eth lwip-sys lwip
Fork of giken9_HTMLServer_Sample by
mbed-rtos/rtos/Mutex.h@2:6f25f8327180, 2014-03-12 (annotated)
- Committer:
- yueee_yt
- Date:
- Wed Mar 12 06:30:30 2014 +0000
- Revision:
- 2:6f25f8327180
- Parent:
- 0:7766f6712673
debug comment
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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yueee_yt | 0:7766f6712673 | 1 | /* mbed Microcontroller Library |
yueee_yt | 0:7766f6712673 | 2 | * Copyright (c) 2006-2012 ARM Limited |
yueee_yt | 0:7766f6712673 | 3 | * |
yueee_yt | 0:7766f6712673 | 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
yueee_yt | 0:7766f6712673 | 5 | * of this software and associated documentation files (the "Software"), to deal |
yueee_yt | 0:7766f6712673 | 6 | * in the Software without restriction, including without limitation the rights |
yueee_yt | 0:7766f6712673 | 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
yueee_yt | 0:7766f6712673 | 8 | * copies of the Software, and to permit persons to whom the Software is |
yueee_yt | 0:7766f6712673 | 9 | * furnished to do so, subject to the following conditions: |
yueee_yt | 0:7766f6712673 | 10 | * |
yueee_yt | 0:7766f6712673 | 11 | * The above copyright notice and this permission notice shall be included in |
yueee_yt | 0:7766f6712673 | 12 | * all copies or substantial portions of the Software. |
yueee_yt | 0:7766f6712673 | 13 | * |
yueee_yt | 0:7766f6712673 | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
yueee_yt | 0:7766f6712673 | 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
yueee_yt | 0:7766f6712673 | 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
yueee_yt | 0:7766f6712673 | 17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
yueee_yt | 0:7766f6712673 | 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
yueee_yt | 0:7766f6712673 | 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
yueee_yt | 0:7766f6712673 | 20 | * SOFTWARE. |
yueee_yt | 0:7766f6712673 | 21 | */ |
yueee_yt | 0:7766f6712673 | 22 | #ifndef MUTEX_H |
yueee_yt | 0:7766f6712673 | 23 | #define MUTEX_H |
yueee_yt | 0:7766f6712673 | 24 | |
yueee_yt | 0:7766f6712673 | 25 | #include <stdint.h> |
yueee_yt | 0:7766f6712673 | 26 | #include "cmsis_os.h" |
yueee_yt | 0:7766f6712673 | 27 | |
yueee_yt | 0:7766f6712673 | 28 | namespace rtos { |
yueee_yt | 0:7766f6712673 | 29 | |
yueee_yt | 0:7766f6712673 | 30 | /** The Mutex class is used to synchronise the execution of threads. |
yueee_yt | 0:7766f6712673 | 31 | This is for example used to protect access to a shared resource. |
yueee_yt | 0:7766f6712673 | 32 | */ |
yueee_yt | 0:7766f6712673 | 33 | class Mutex { |
yueee_yt | 0:7766f6712673 | 34 | public: |
yueee_yt | 0:7766f6712673 | 35 | /** Create and Initialize a Mutex object */ |
yueee_yt | 0:7766f6712673 | 36 | Mutex(); |
yueee_yt | 0:7766f6712673 | 37 | |
yueee_yt | 0:7766f6712673 | 38 | /** Wait until a Mutex becomes available. |
yueee_yt | 0:7766f6712673 | 39 | @param millisec timeout value or 0 in case of no time-out. (default: osWaitForever) |
yueee_yt | 0:7766f6712673 | 40 | @return status code that indicates the execution status of the function. |
yueee_yt | 0:7766f6712673 | 41 | */ |
yueee_yt | 0:7766f6712673 | 42 | osStatus lock(uint32_t millisec=osWaitForever); |
yueee_yt | 0:7766f6712673 | 43 | |
yueee_yt | 0:7766f6712673 | 44 | /** Try to lock the mutex, and return immediately |
yueee_yt | 0:7766f6712673 | 45 | @return true if the mutex was acquired, false otherwise. |
yueee_yt | 0:7766f6712673 | 46 | */ |
yueee_yt | 0:7766f6712673 | 47 | bool trylock(); |
yueee_yt | 0:7766f6712673 | 48 | |
yueee_yt | 0:7766f6712673 | 49 | /** Unlock the mutex that has previously been locked by the same thread |
yueee_yt | 0:7766f6712673 | 50 | @return status code that indicates the execution status of the function. |
yueee_yt | 0:7766f6712673 | 51 | */ |
yueee_yt | 0:7766f6712673 | 52 | osStatus unlock(); |
yueee_yt | 0:7766f6712673 | 53 | |
yueee_yt | 0:7766f6712673 | 54 | ~Mutex(); |
yueee_yt | 0:7766f6712673 | 55 | |
yueee_yt | 0:7766f6712673 | 56 | private: |
yueee_yt | 0:7766f6712673 | 57 | osMutexId _osMutexId; |
yueee_yt | 0:7766f6712673 | 58 | osMutexDef_t _osMutexDef; |
yueee_yt | 0:7766f6712673 | 59 | #ifdef CMSIS_OS_RTX |
yueee_yt | 0:7766f6712673 | 60 | int32_t _mutex_data[3]; |
yueee_yt | 0:7766f6712673 | 61 | #endif |
yueee_yt | 0:7766f6712673 | 62 | }; |
yueee_yt | 0:7766f6712673 | 63 | |
yueee_yt | 0:7766f6712673 | 64 | } |
yueee_yt | 0:7766f6712673 | 65 | #endif |