/* * netsniff-ng - the packet sniffing beast * Copyright 2009, 2010 Daniel Borkmann. * Subject to the GPL, version 2. */ #ifndef RX_RING_H #define RX_RING_H #include "ring.h" #include "built_in.h" extern void destroy_rx_ring(int sock, struct ring *ring); extern void create_rx_ring(int sock, struct ring *ring, int verbose); extern void mmap_rx_ring(int sock, struct ring *ring); extern void alloc_rx_ring_frames(struct ring *ring); extern void bind_rx_ring(int sock, struct ring *ring, int ifindex); extern void setup_rx_ring_layout(int sock, struct ring *ring, unsigned int size, int jumbo_support); static inline int user_may_pull_from_rx(struct tpacket2_hdr *hdr) { return ((hdr->tp_status & TP_STATUS_USER) == TP_STATUS_USER); } static inline void kernel_may_pull_from_rx(struct tpacket2_hdr *hdr) { hdr->tp_status = TP_STATUS_KERNEL; } #endif /* RX_RING_H */ get'> net-next plumbingsTobias Klauser
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