#define included_ip4_packet_h
#include <vnet/ip/ip_packet.h> /* for ip_csum_t */
-#include <vnet/tcp/tcp_packet.h> /* for tcp_header_t */
#include <vppinfra/byte_order.h> /* for clib_net_to_host_u16 */
#include <vppinfra/warnings.h> /* for WARN_OFF/WARN_ON macro */
return (ip4->tos & IP_PACKET_TC_FIELD_ECN_MASK);
}
+always_inline u8
+ip4_header_get_ttl (const ip4_header_t *ip4)
+{
+ return (ip4->ttl);
+}
+
+always_inline void
+ip4_header_set_ttl (ip4_header_t *ip4, u8 ttl)
+{
+ ip4->ttl = ttl;
+}
+
always_inline void
ip4_header_set_df (ip4_header_t * ip4)
{
ethernet_address[5] = d[3];
}
-always_inline void
-ip4_tcp_reply_x1 (ip4_header_t * ip0, tcp_header_t * tcp0)
-{
- u32 src0, dst0;
-
- src0 = ip0->src_address.data_u32;
- dst0 = ip0->dst_address.data_u32;
- ip0->src_address.data_u32 = dst0;
- ip0->dst_address.data_u32 = src0;
-
- src0 = tcp0->src;
- dst0 = tcp0->dst;
- tcp0->src = dst0;
- tcp0->dst = src0;
-}
-
-always_inline void
-ip4_tcp_reply_x2 (ip4_header_t * ip0, ip4_header_t * ip1,
- tcp_header_t * tcp0, tcp_header_t * tcp1)
-{
- u32 src0, dst0, src1, dst1;
-
- src0 = ip0->src_address.data_u32;
- src1 = ip1->src_address.data_u32;
- dst0 = ip0->dst_address.data_u32;
- dst1 = ip1->dst_address.data_u32;
- ip0->src_address.data_u32 = dst0;
- ip1->src_address.data_u32 = dst1;
- ip0->dst_address.data_u32 = src0;
- ip1->dst_address.data_u32 = 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 */
/*