Jhon Plantikow / Dataloger

Dataloger

Transaction.h@0:666850d06c9f, 2015-08-20 (annotated)

Committer:
jhon309
Date:
Thu Aug 20 00:37:14 2015 +0000
Revision:
0:666850d06c9f
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Who changed what in which revision?

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jhon309 0:666850d06c9f 1 /* mbed Microcontroller Library
jhon309 0:666850d06c9f 2 * Copyright (c) 2015 ARM Limited
jhon309 0:666850d06c9f 3 *
jhon309 0:666850d06c9f 4 * Licensed under the Apache License, Version 2.0 (the "License");
jhon309 0:666850d06c9f 5 * you may not use this file except in compliance with the License.
jhon309 0:666850d06c9f 6 * You may obtain a copy of the License at
jhon309 0:666850d06c9f 7 *
jhon309 0:666850d06c9f 8 * http://www.apache.org/licenses/LICENSE-2.0
jhon309 0:666850d06c9f 9 *
jhon309 0:666850d06c9f 10 * Unless required by applicable law or agreed to in writing, software
jhon309 0:666850d06c9f 11 * distributed under the License is distributed on an "AS IS" BASIS,
jhon309 0:666850d06c9f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jhon309 0:666850d06c9f 13 * See the License for the specific language governing permissions and
jhon309 0:666850d06c9f 14 * limitations under the License.
jhon309 0:666850d06c9f 15 */
jhon309 0:666850d06c9f 16 #ifndef MBED_TRANSACTION_H
jhon309 0:666850d06c9f 17 #define MBED_TRANSACTION_H
jhon309 0:666850d06c9f 18
jhon309 0:666850d06c9f 19 #include "platform.h"
jhon309 0:666850d06c9f 20 #include "FunctionPointer.h"
jhon309 0:666850d06c9f 21
jhon309 0:666850d06c9f 22 namespace mbed {
jhon309 0:666850d06c9f 23
jhon309 0:666850d06c9f 24 /** Transaction structure
jhon309 0:666850d06c9f 25 */
jhon309 0:666850d06c9f 26 typedef struct {
jhon309 0:666850d06c9f 27 void *tx_buffer; /**< Tx buffer */
jhon309 0:666850d06c9f 28 size_t tx_length; /**< Length of Tx buffer*/
jhon309 0:666850d06c9f 29 void *rx_buffer; /**< Rx buffer */
jhon309 0:666850d06c9f 30 size_t rx_length; /**< Length of Rx buffer */
jhon309 0:666850d06c9f 31 uint32_t event; /**< Event for a transaction */
jhon309 0:666850d06c9f 32 event_callback_t callback; /**< User's callback */
jhon309 0:666850d06c9f 33 uint8_t width; /**< Buffer's word width (8, 16, 32, 64) */
jhon309 0:666850d06c9f 34 } transaction_t;
jhon309 0:666850d06c9f 35
jhon309 0:666850d06c9f 36 /** Transaction class defines a transaction.
jhon309 0:666850d06c9f 37 */
jhon309 0:666850d06c9f 38 template<typename Class>
jhon309 0:666850d06c9f 39 class Transaction {
jhon309 0:666850d06c9f 40 public:
jhon309 0:666850d06c9f 41 Transaction(Class *tpointer, const transaction_t& transaction) : _obj(tpointer), _data(transaction) {
jhon309 0:666850d06c9f 42 }
jhon309 0:666850d06c9f 43
jhon309 0:666850d06c9f 44 Transaction() : _obj(), _data() {
jhon309 0:666850d06c9f 45 }
jhon309 0:666850d06c9f 46
jhon309 0:666850d06c9f 47 ~Transaction() {
jhon309 0:666850d06c9f 48 }
jhon309 0:666850d06c9f 49
jhon309 0:666850d06c9f 50 /** Get object's instance for the transaction
jhon309 0:666850d06c9f 51 *
jhon309 0:666850d06c9f 52 * @return The object which was stored
jhon309 0:666850d06c9f 53 */
jhon309 0:666850d06c9f 54 Class* get_object() {
jhon309 0:666850d06c9f 55 return _obj;
jhon309 0:666850d06c9f 56 }
jhon309 0:666850d06c9f 57
jhon309 0:666850d06c9f 58 /** Get the transaction
jhon309 0:666850d06c9f 59 *
jhon309 0:666850d06c9f 60 * @return The transaction which was stored
jhon309 0:666850d06c9f 61 */
jhon309 0:666850d06c9f 62 transaction_t* get_transaction() {
jhon309 0:666850d06c9f 63 return &_data;
jhon309 0:666850d06c9f 64 }
jhon309 0:666850d06c9f 65
jhon309 0:666850d06c9f 66 private:
jhon309 0:666850d06c9f 67 Class* _obj;
jhon309 0:666850d06c9f 68 transaction_t _data;
jhon309 0:666850d06c9f 69 };
jhon309 0:666850d06c9f 70
jhon309 0:666850d06c9f 71 }
jhon309 0:666850d06c9f 72
jhon309 0:666850d06c9f 73 #endif