| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "can_common_declarations.h" | ||
| 2 | |||
| 3 | 5595298 | uint8_t calculate_checksum(const uint8_t *dat, uint32_t len) { | |
| 4 | 5595298 | uint8_t checksum = 0U; | |
| 5 |
2/2✓ Branch 0 taken 87448691 times.
✓ Branch 1 taken 5595298 times.
|
93043989 | for (uint32_t i = 0U; i < len; i++) { |
| 6 | 87448691 | checksum ^= dat[i]; | |
| 7 | } | ||
| 8 | 5595298 | return checksum; | |
| 9 | } | ||
| 10 | |||
| 11 | 5595298 | void can_set_checksum(CANPacket_t *packet) { | |
| 12 | 5595298 | packet->checksum = 0U; | |
| 13 | 5595298 | packet->checksum = calculate_checksum((uint8_t *) packet, CANPACKET_HEAD_SIZE + GET_LEN(packet)); | |
| 14 | 5595298 | } | |
| 15 | |||
| 16 | ✗ | bool can_check_checksum(CANPacket_t *packet) { | |
| 17 | ✗ | return (calculate_checksum((uint8_t *) packet, CANPACKET_HEAD_SIZE + GET_LEN(packet)) == 0U); | |
| 18 | } | ||
| 19 |