udp0 = (void *) (ip0 + 1);
if (ip0->protocol == IP_PROTOCOL_UDP && udp0->checksum == 0)
{
- p0->flags |= (IP_BUFFER_L4_CHECKSUM_COMPUTED
- | IP_BUFFER_L4_CHECKSUM_CORRECT);
+ p0->flags |= (VNET_BUFFER_F_L4_CHECKSUM_COMPUTED
+ | VNET_BUFFER_F_L4_CHECKSUM_CORRECT);
return p0->flags;
}
sum16 = ip4_tcp_udp_compute_checksum (vm, p0, ip0);
- p0->flags |= (IP_BUFFER_L4_CHECKSUM_COMPUTED
- | ((sum16 == 0) << LOG2_IP_BUFFER_L4_CHECKSUM_CORRECT));
+ p0->flags |= (VNET_BUFFER_F_L4_CHECKSUM_COMPUTED
+ | ((sum16 == 0) << VNET_BUFFER_F_LOG2_L4_CHECKSUM_CORRECT));
return p0->flags;
}
ip0 = vlib_buffer_get_current (p0);
ip1 = vlib_buffer_get_current (p1);
- vnet_buffer (p0)->ip.start_of_ip_header = p0->current_data;
- vnet_buffer (p1)->ip.start_of_ip_header = p1->current_data;
+ vnet_buffer (p0)->l3_hdr_offset = p0->current_data;
+ vnet_buffer (p1)->l3_hdr_offset = p1->current_data;
sw_if_index0 = vnet_buffer (p0)->sw_if_index[VLIB_RX];
sw_if_index1 = vnet_buffer (p1)->sw_if_index[VLIB_RX];
flags0 = p0->flags;
flags1 = p1->flags;
- good_tcp_udp0 = (flags0 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
- good_tcp_udp1 = (flags1 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
+ good_tcp_udp0 = (flags0 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
+ good_tcp_udp1 = (flags1 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
udp0 = ip4_next_header (ip0);
udp1 = ip4_next_header (ip1);
if (is_tcp_udp0)
{
if (is_tcp_udp0
- && !(flags0 & IP_BUFFER_L4_CHECKSUM_COMPUTED))
+ && !(flags0 & VNET_BUFFER_F_L4_CHECKSUM_COMPUTED))
flags0 = ip4_tcp_udp_validate_checksum (vm, p0);
good_tcp_udp0 =
- (flags0 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
+ (flags0 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
good_tcp_udp0 |= is_udp0 && udp0->checksum == 0;
}
if (is_tcp_udp1)
{
if (is_tcp_udp1
- && !(flags1 & IP_BUFFER_L4_CHECKSUM_COMPUTED))
+ && !(flags1 & VNET_BUFFER_F_L4_CHECKSUM_COMPUTED))
flags1 = ip4_tcp_udp_validate_checksum (vm, p1);
good_tcp_udp1 =
- (flags1 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
+ (flags1 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
good_tcp_udp1 |= is_udp1 && udp1->checksum == 0;
}
}
ip0 = vlib_buffer_get_current (p0);
- vnet_buffer (p0)->ip.start_of_ip_header = p0->current_data;
+ vnet_buffer (p0)->l3_hdr_offset = p0->current_data;
sw_if_index0 = vnet_buffer (p0)->sw_if_index[VLIB_RX];
flags0 = p0->flags;
- good_tcp_udp0 = (flags0 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
+ good_tcp_udp0 = (flags0 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
udp0 = ip4_next_header (ip0);
if (is_tcp_udp0)
{
if (is_tcp_udp0
- && !(flags0 & IP_BUFFER_L4_CHECKSUM_COMPUTED))
+ && !(flags0 & VNET_BUFFER_F_L4_CHECKSUM_COMPUTED))
flags0 = ip4_tcp_udp_validate_checksum (vm, p0);
good_tcp_udp0 =
- (flags0 & IP_BUFFER_L4_CHECKSUM_CORRECT) != 0;
+ (flags0 & VNET_BUFFER_F_L4_CHECKSUM_CORRECT) != 0;
good_tcp_udp0 |= is_udp0 && udp0->checksum == 0;
}
}
/* Decrement TTL & update checksum.
Works either endian, so no need for byte swap. */
- if (PREDICT_TRUE (!(p0->flags & VNET_BUFFER_LOCALLY_ORIGINATED)))
+ if (PREDICT_TRUE (!(p0->flags & VNET_BUFFER_F_LOCALLY_ORIGINATED)))
{
i32 ttl0 = ip0->ttl;
}
/* Verify checksum. */
- ASSERT (ip0->checksum == ip4_header_checksum (ip0));
+ ASSERT ((ip0->checksum == ip4_header_checksum (ip0)) ||
+ (p0->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
}
else
{
- p0->flags &= ~VNET_BUFFER_LOCALLY_ORIGINATED;
+ p0->flags &= ~VNET_BUFFER_F_LOCALLY_ORIGINATED;
}
- if (PREDICT_TRUE (!(p1->flags & VNET_BUFFER_LOCALLY_ORIGINATED)))
+ if (PREDICT_TRUE (!(p1->flags & VNET_BUFFER_F_LOCALLY_ORIGINATED)))
{
i32 ttl1 = ip1->ttl;
}
/* Verify checksum. */
- ASSERT (ip1->checksum == ip4_header_checksum (ip1));
+ ASSERT ((ip1->checksum == ip4_header_checksum (ip1)) ||
+ (p1->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
}
else
{
- p1->flags &= ~VNET_BUFFER_LOCALLY_ORIGINATED;
+ p1->flags &= ~VNET_BUFFER_F_LOCALLY_ORIGINATED;
}
/* Rewrite packet header and updates lengths. */
next0 = IP4_REWRITE_NEXT_DROP; /* drop on error */
/* Decrement TTL & update checksum. */
- if (PREDICT_TRUE (!(p0->flags & VNET_BUFFER_LOCALLY_ORIGINATED)))
+ if (PREDICT_TRUE (!(p0->flags & VNET_BUFFER_F_LOCALLY_ORIGINATED)))
{
i32 ttl0 = ip0->ttl;
ip0->ttl = ttl0;
- ASSERT (ip0->checksum == ip4_header_checksum (ip0));
+ ASSERT ((ip0->checksum == ip4_header_checksum (ip0)) ||
+ (p0->flags | VNET_BUFFER_F_OFFLOAD_IP_CKSUM));
if (PREDICT_FALSE (ttl0 <= 0))
{
}
else
{
- p0->flags &= ~VNET_BUFFER_LOCALLY_ORIGINATED;
+ p0->flags &= ~VNET_BUFFER_F_LOCALLY_ORIGINATED;
}
if (do_counters)