pktbuff.h File Reference

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Functions
struct pkt_buff *	pktb_alloc (int family, void *data, size_t len, size_t extra)
	pktb_alloc - allocate a new packet buffer More...
void	pktb_free (struct pkt_buff *pktb)
	pktb_free - release packet buffer More...
uint8_t *	pktb_data (struct pkt_buff *pktb)
	pktb_data - return pointer to the beginning of the packet buffer More...
uint32_t	pktb_len (struct pkt_buff *pktb)
	pktb_len - return length of the packet buffer More...
void	pktb_push (struct pkt_buff *pktb, unsigned int len)
	pktb_push - update pointer to the beginning of the packet buffer More...
void	pktb_pull (struct pkt_buff *pktb, unsigned int len)
	pktb_pull - update pointer to the beginning of the packet buffer More...
void	pktb_put (struct pkt_buff *pktb, unsigned int len)
	pktb_put - add extra bytes to the tail of the packet buffer More...
void	pktb_trim (struct pkt_buff *pktb, unsigned int len)
	pktb_trim - set new length for this packet buffer More...
unsigned int	pktb_tailroom (struct pkt_buff *pktb)
	pktb_tailroom - get room in bytes in the tail of the packet buffer More...
uint8_t *	pktb_mac_header (struct pkt_buff *pktb)
	pktb_mac_header - return pointer to layer 2 header (if any) More...
uint8_t *	pktb_network_header (struct pkt_buff *pktb)
	pktb_network_header - return pointer to layer 3 header More...
uint8_t *	pktb_transport_header (struct pkt_buff *pktb)
	pktb_transport_header - return pointer to layer 4 header (if any) More...
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)
	pktb_mangled - return true if packet has been mangled More...