foxBMS - Unit Tests  1.4.1
The foxBMS Unit Tests API Documentation
can_cbs_rx_imd.c
Go to the documentation of this file.
1 /**
2  *
3  * @copyright © 2010 - 2022, Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
4  * All rights reserved.
5  *
6  * SPDX-License-Identifier: BSD-3-Clause
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright notice, this
12  * list of conditions and the following disclaimer.
13  *
14  * 2. Redistributions in binary form must reproduce the above copyright notice,
15  * this list of conditions and the following disclaimer in the documentation
16  * and/or other materials provided with the distribution.
17  *
18  * 3. Neither the name of the copyright holder nor the names of its
19  * contributors may be used to endorse or promote products derived from
20  * this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  * We kindly request you to use one or more of the following phrases to refer to
34  * foxBMS in your hardware, software, documentation or advertising materials:
35  *
36  * - ″This product uses parts of foxBMS®″
37  * - ″This product includes parts of foxBMS®″
38  * - ″This product is derived from foxBMS®″
39  *
40  */
41 
42 /**
43  * @file can_cbs_rx_imd.c
44  * @author foxBMS Team
45  * @date 2021-04-20 (date of creation)
46  * @updated 2022-10-27 (date of last update)
47  * @version v1.4.1
48  * @ingroup DRIVER
49  * @prefix CANRX
50  *
51  * @brief CAN driver Rx callback implementation
52  * @details CAN Rx callback for IMD messages
53  */
54 
55 /*========== Includes =======================================================*/
56 #include "can_cbs_rx.h"
58 #include "can_helper.h"
59 #include "foxmath.h"
60 
61 /*========== Macros and Definitions =========================================*/
62 
63 /*========== Static Constant and Variable Definitions =======================*/
64 
65 /*========== Extern Constant and Variable Definitions =======================*/
66 
67 /*========== Static Function Prototypes =====================================*/
68 
69 /*========== Static Function Implementations ================================*/
70 
71 /*========== Extern Function Implementations ================================*/
72 extern uint32_t CANRX_ImdInfo(
74  const uint8_t *const kpkCanData,
75  const CAN_SHIM_s *const kpkCanShim) {
76  /* This handler is only implemented for little endian */
78  FAS_ASSERT(message.id == CANRX_IMD_INFO_ID);
79  FAS_ASSERT(message.dlc <= CAN_MAX_DLC); /* Currently max 8 bytes in a CAN frame */
80  FAS_ASSERT(kpkCanData != NULL_PTR);
81  FAS_ASSERT(kpkCanShim != NULL_PTR);
82  CAN_BUFFER_ELEMENT_s canMessage = {0};
83  uint32_t retVal = 1u;
84  const uint8_t boundedDlc = MATH_MinimumOfTwoUint8_t(message.dlc, CAN_MAX_DLC);
85 
86  canMessage.id = message.id;
87  for (uint8_t i = 0; i < boundedDlc; i++) {
88  canMessage.data[i] = kpkCanData[i];
89  }
90  if (OS_SendToBackOfQueue(*(kpkCanShim->pQueueImd), (void *)&canMessage, 0u) == OS_SUCCESS) {
91  retVal = 0u;
92  }
93  return retVal;
94 }
95 
96 extern uint32_t CANRX_ImdResponse(
98  const uint8_t *const kpkCanData,
99  const CAN_SHIM_s *const kpkCanShim) {
100  /* This handler is only implemented for little endian */
102  FAS_ASSERT(message.id == CANRX_IMD_RESPONSE_ID);
103  FAS_ASSERT(message.dlc <= CAN_MAX_DLC); /* Currently max 8 bytes in a CAN frame */
104  FAS_ASSERT(kpkCanData != NULL_PTR);
105  FAS_ASSERT(kpkCanShim != NULL_PTR);
106 
107  const uint8_t boundedDlc = MATH_MinimumOfTwoUint8_t(message.dlc, CAN_MAX_DLC);
108 
109  CAN_BUFFER_ELEMENT_s canMessage = {0};
110  uint32_t retVal = 1u;
111 
112  canMessage.id = message.id;
113  for (uint8_t i = 0; i < boundedDlc; i++) {
114  canMessage.data[i] = kpkCanData[i];
115  }
116  if (OS_SendToBackOfQueue(*(kpkCanShim->pQueueImd), (void *)&canMessage, 0u) == OS_SUCCESS) {
117  retVal = 0u;
118  }
119  return retVal;
120 }
121 
122 /*========== Externalized Static Function Implementations (Unit Test) =======*/
CAN callbacks header.
uint32_t CANRX_ImdResponse(CAN_MESSAGE_PROPERTIES_s message, const uint8_t *const kpkCanData, const CAN_SHIM_s *const kpkCanShim)
can rx callback function for IMD response messages
uint32_t CANRX_ImdInfo(CAN_MESSAGE_PROPERTIES_s message, const uint8_t *const kpkCanData, const CAN_SHIM_s *const kpkCanShim)
can rx callback function for IMD info messages
@ CAN_LITTLE_ENDIAN
Definition: can_cfg.h:147
#define CAN_MAX_DLC
Definition: can_cfg.h:91
Header for the driver for the CAN module.
#define CANRX_IMD_INFO_ID
#define CANRX_IMD_RESPONSE_ID
Headers for the helper functions for the CAN module.
#define FAS_ASSERT(x)
Assertion macro that asserts that x is true.
Definition: fassert.h:248
uint8_t MATH_MinimumOfTwoUint8_t(const uint8_t value1, const uint8_t value2)
Returns the minimum of the passed uint8_t values.
Definition: foxmath.c:138
math library for often used math functions
#define NULL_PTR
Null pointer.
Definition: fstd_types.h:76
@ OS_SUCCESS
Definition: os.h:78
OS_STD_RETURN_e OS_SendToBackOfQueue(OS_QUEUE xQueue, const void *const pvItemToQueue, uint32_t ticksToWait)
Post an item to the back the provided queue.
Definition: os_freertos.c:170
uint8_t data[CAN_MAX_DLC]
Definition: can_cfg.h:155
CAN_ENDIANNESS_e endianness
Definition: can_cfg.h:181
OS_QUEUE * pQueueImd
Definition: can_cfg.h:160