| /* |
| * Copyright (c) 2018 Karsten Koenig |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /** |
| * @file Header where utility code can be found for CAN drivers |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_CAN_CAN_UTILS_H_ |
| #define ZEPHYR_DRIVERS_CAN_CAN_UTILS_H_ |
| |
| static inline uint8_t can_utils_filter_match(const struct zcan_frame *frame, |
| struct zcan_filter *filter) |
| { |
| if (frame->id_type != filter->id_type) { |
| return 0; |
| } |
| |
| if ((frame->rtr ^ filter->rtr) & filter->rtr_mask) { |
| return 0; |
| } |
| |
| if ((frame->id ^ filter->id) & filter->id_mask) { |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| #endif /* ZEPHYR_DRIVERS_CAN_CAN_UTILS_H_ */ |
