#define included_ip4_packet_h
#include <vnet/ip/ip_packet.h> /* for ip_csum_t */
-#include <vnet/ip/tcp_packet.h> /* for tcp_header_t */
+#include <vnet/tcp/tcp_packet.h> /* for tcp_header_t */
#include <vppinfra/byte_order.h> /* for clib_net_to_host_u16 */
/* IP4 address which can be accessed either as 4 bytes
u32 data_u32;
/* Aliases. */
u8 as_u8[4];
+ u16 as_u16[2];
u32 as_u32;
} ip4_address_t;
ip4_address_t src, dst;
} ip4_address_pair_t;
+typedef struct
+{
+ ip4_address_t addr, mask;
+} ip4_address_and_mask_t;
+
/* If address is a valid netmask, return length of mask. */
always_inline uword
ip4_address_netmask_length (ip4_address_t * a)
#define IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS \
((4 << 4) | (sizeof (ip4_header_t) / sizeof (u32)))
+#define IP4_ROUTER_ALERT_OPTION 20
+
always_inline int
ip4_get_fragment_offset (ip4_header_t * i)
{
ip0->src_address.data_u32 = dst0;
ip0->dst_address.data_u32 = src0;
- src0 = tcp0->ports.src;
- dst0 = tcp0->ports.dst;
- tcp0->ports.src = dst0;
- tcp0->ports.dst = src0;
+ src0 = tcp0->src;
+ dst0 = tcp0->dst;
+ tcp0->src = dst0;
+ tcp0->dst = src0;
}
always_inline void
ip0->dst_address.data_u32 = src0;
ip1->dst_address.data_u32 = src1;
- src0 = tcp0->ports.src;
- src1 = tcp1->ports.src;
- dst0 = tcp0->ports.dst;
- dst1 = tcp1->ports.dst;
- tcp0->ports.src = dst0;
- tcp1->ports.src = dst1;
- tcp0->ports.dst = src0;
- tcp1->ports.dst = src1;
+ src0 = tcp0->src;
+ src1 = tcp1->src;
+ dst0 = tcp0->dst;
+ dst1 = tcp1->dst;
+ tcp0->src = dst0;
+ tcp1->src = dst1;
+ tcp0->dst = src0;
+ tcp1->dst = src1;
}
#endif /* included_ip4_packet_h */