| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __nosy_user_h |
| 3 | #define __nosy_user_h |
| 4 | |
| 5 | #include <linux/ioctl.h> |
| 6 | #include <linux/types.h> |
| 7 | |
| 8 | #define NOSY_IOC_GET_STATS _IOR('&', 0, struct nosy_stats) |
| 9 | #define NOSY_IOC_START _IO('&', 1) |
| 10 | #define NOSY_IOC_STOP _IO('&', 2) |
| 11 | #define NOSY_IOC_FILTER _IOW('&', 2, __u32) |
| 12 | |
| 13 | struct nosy_stats { |
| 14 | __u32 total_packet_count; |
| 15 | __u32 lost_packet_count; |
| 16 | }; |
| 17 | |
| 18 | /* |
| 19 | * Format of packets returned from the kernel driver: |
| 20 | * |
| 21 | * quadlet with timestamp (microseconds, CPU endian) |
| 22 | * quadlet-padded packet data... (little endian) |
| 23 | * quadlet with ack (little endian) |
| 24 | */ |
| 25 | |
| 26 | #endif /* __nosy_user_h */ |