| #ifndef _PKTBUFF_H_ |
| #define _PKTBUFF_H_ |
| |
| struct pkt_buff; |
| |
| struct pkt_buff *pktb_alloc(int family, void *data, size_t len, size_t extra); |
| void pktb_free(struct pkt_buff *pktb); |
| |
| uint8_t *pktb_data(struct pkt_buff *pktb); |
| uint32_t pktb_len(struct pkt_buff *pktb); |
| |
| void pktb_push(struct pkt_buff *pktb, unsigned int len); |
| void pktb_pull(struct pkt_buff *pktb, unsigned int len); |
| void pktb_put(struct pkt_buff *pktb, unsigned int len); |
| void pktb_trim(struct pkt_buff *pktb, unsigned int len); |
| unsigned int pktb_tailroom(struct pkt_buff *pktb); |
| |
| uint8_t *pktb_mac_header(struct pkt_buff *pktb); |
| uint8_t *pktb_network_header(struct pkt_buff *pktb); |
| uint8_t *pktb_transport_header(struct pkt_buff *pktb); |
| |
| int pktb_mangle(struct pkt_buff *pkt, unsigned int dataoff, unsigned int match_offset, unsigned int match_len, const char *rep_buffer, unsigned int rep_len); |
| |
| bool pktb_mangled(const struct pkt_buff *pktb); |
| |
| #endif |
