diff options
Diffstat (limited to 'src/internal.h')
| -rw-r--r-- | src/internal.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/internal.h b/src/internal.h index 3a88d1a..477dc70 100644 --- a/src/internal.h +++ b/src/internal.h @@ -9,4 +9,24 @@ # define EXPORT_SYMBOL #endif +struct iphdr; +struct ip6_hdr; + +uint16_t checksum(uint32_t sum, uint16_t *buf, int size); +uint16_t checksum_tcpudp_ipv4(struct iphdr *iph); +uint16_t checksum_tcpudp_ipv6(struct ip6_hdr *ip6h, void *transport_hdr); + +struct pkt_buff { + uint8_t *mac_header; + uint8_t *network_header; + uint8_t *transport_header; + + uint8_t *head; + uint8_t *data; + uint8_t *tail; + + uint32_t len; + uint32_t data_len; +}; + #endif |