lzbp li / mbed-stm32l0l1-src-un

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Fork of mbed-stm32l0/l1-src by lzbp li

api/Transaction.h@638:e94dc43c7733, 2016-09-22 (annotated)

Committer:
lzbpli
Date:
Thu Sep 22 02:11:40 2016 +0000
Revision:
638:e94dc43c7733
Parent:
525:c320967f86b9 
jianjianjian

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 525:c320967f86b9 1 /* mbed Microcontroller Library
mbed_official 525:c320967f86b9 2 * Copyright (c) 2015 ARM Limited
mbed_official 525:c320967f86b9 3 *
mbed_official 525:c320967f86b9 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 525:c320967f86b9 5 * you may not use this file except in compliance with the License.
mbed_official 525:c320967f86b9 6 * You may obtain a copy of the License at
mbed_official 525:c320967f86b9 7 *
mbed_official 525:c320967f86b9 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 525:c320967f86b9 9 *
mbed_official 525:c320967f86b9 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 525:c320967f86b9 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 525:c320967f86b9 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 525:c320967f86b9 13 * See the License for the specific language governing permissions and
mbed_official 525:c320967f86b9 14 * limitations under the License.
mbed_official 525:c320967f86b9 15 */
mbed_official 525:c320967f86b9 16 #ifndef MBED_TRANSACTION_H
mbed_official 525:c320967f86b9 17 #define MBED_TRANSACTION_H
mbed_official 525:c320967f86b9 18
mbed_official 525:c320967f86b9 19 #include "platform.h"
mbed_official 525:c320967f86b9 20 #include "FunctionPointer.h"
mbed_official 525:c320967f86b9 21
mbed_official 525:c320967f86b9 22 namespace mbed {
mbed_official 525:c320967f86b9 23
mbed_official 525:c320967f86b9 24 /** Transaction structure
mbed_official 525:c320967f86b9 25 */
mbed_official 525:c320967f86b9 26 typedef struct {
mbed_official 525:c320967f86b9 27 void *tx_buffer; /**< Tx buffer */
mbed_official 525:c320967f86b9 28 size_t tx_length; /**< Length of Tx buffer*/
mbed_official 525:c320967f86b9 29 void *rx_buffer; /**< Rx buffer */
mbed_official 525:c320967f86b9 30 size_t rx_length; /**< Length of Rx buffer */
mbed_official 525:c320967f86b9 31 uint32_t event; /**< Event for a transaction */
mbed_official 525:c320967f86b9 32 event_callback_t callback; /**< User's callback */
mbed_official 525:c320967f86b9 33 uint8_t width; /**< Buffer's word width (8, 16, 32, 64) */
mbed_official 525:c320967f86b9 34 } transaction_t;
mbed_official 525:c320967f86b9 35
mbed_official 525:c320967f86b9 36 /** Transaction class defines a transaction.
mbed_official 525:c320967f86b9 37 */
mbed_official 525:c320967f86b9 38 template<typename Class>
mbed_official 525:c320967f86b9 39 class Transaction {
mbed_official 525:c320967f86b9 40 public:
mbed_official 525:c320967f86b9 41 Transaction(Class *tpointer, const transaction_t& transaction) : _obj(tpointer), _data(transaction) {
mbed_official 525:c320967f86b9 42 }
mbed_official 525:c320967f86b9 43
mbed_official 525:c320967f86b9 44 Transaction() : _obj(), _data() {
mbed_official 525:c320967f86b9 45 }
mbed_official 525:c320967f86b9 46
mbed_official 525:c320967f86b9 47 ~Transaction() {
mbed_official 525:c320967f86b9 48 }
mbed_official 525:c320967f86b9 49
mbed_official 525:c320967f86b9 50 /** Get object's instance for the transaction
mbed_official 525:c320967f86b9 51 *
mbed_official 525:c320967f86b9 52 * @return The object which was stored
mbed_official 525:c320967f86b9 53 */
mbed_official 525:c320967f86b9 54 Class* get_object() {
mbed_official 525:c320967f86b9 55 return _obj;
mbed_official 525:c320967f86b9 56 }
mbed_official 525:c320967f86b9 57
mbed_official 525:c320967f86b9 58 /** Get the transaction
mbed_official 525:c320967f86b9 59 *
mbed_official 525:c320967f86b9 60 * @return The transaction which was stored
mbed_official 525:c320967f86b9 61 */
mbed_official 525:c320967f86b9 62 transaction_t* get_transaction() {
mbed_official 525:c320967f86b9 63 return &_data;
mbed_official 525:c320967f86b9 64 }
mbed_official 525:c320967f86b9 65
mbed_official 525:c320967f86b9 66 private:
mbed_official 525:c320967f86b9 67 Class* _obj;
mbed_official 525:c320967f86b9 68 transaction_t _data;
mbed_official 525:c320967f86b9 69 };
mbed_official 525:c320967f86b9 70
mbed_official 525:c320967f86b9 71 }
mbed_official 525:c320967f86b9 72
mbed_official 525:c320967f86b9 73 #endif