From 213b5aae860c2a9d5de8d4d070d0d2091af699f5 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Thu, 13 Jul 2017 21:19:27 +0200 Subject: vnet_buffer_t flags cleanup Change-Id: I123eccea98abafeb31f25d2a162501e2eded60d4 Signed-off-by: Damjan Marion --- src/vnet/buffer.h | 49 ++++++++++++++++++++++++------------------------- 1 file changed, 24 insertions(+), 25 deletions(-) (limited to 'src/vnet/buffer.h') diff --git a/src/vnet/buffer.h b/src/vnet/buffer.h index 8647db005f4..52dada30ba8 100644 --- a/src/vnet/buffer.h +++ b/src/vnet/buffer.h @@ -42,33 +42,32 @@ #include -/* VLIB buffer flags for ip4/ip6 packets. Set by input interfaces for ip4/ip6 - tcp/udp packets with hardware computed checksums. */ -#define LOG2_IP_BUFFER_L4_CHECKSUM_COMPUTED LOG2_VLIB_BUFFER_FLAG_USER(1) -#define LOG2_IP_BUFFER_L4_CHECKSUM_CORRECT LOG2_VLIB_BUFFER_FLAG_USER(2) -#define IP_BUFFER_L4_CHECKSUM_COMPUTED (1 << LOG2_IP_BUFFER_L4_CHECKSUM_COMPUTED) -#define IP_BUFFER_L4_CHECKSUM_CORRECT (1 << LOG2_IP_BUFFER_L4_CHECKSUM_CORRECT) - -/* VLAN header flags. - * These bits are zeroed in vlib_buffer_init_for_free_list() - * meaning wherever the buffer comes from they have a reasonable - * value (eg, if ip4/ip6 generates the packet.) - */ -#define LOG2_ETH_BUFFER_VLAN_2_DEEP LOG2_VLIB_BUFFER_FLAG_USER(3) -#define LOG2_ETH_BUFFER_VLAN_1_DEEP LOG2_VLIB_BUFFER_FLAG_USER(4) -#define ETH_BUFFER_VLAN_2_DEEP (1 << LOG2_ETH_BUFFER_VLAN_2_DEEP) -#define ETH_BUFFER_VLAN_1_DEEP (1 << LOG2_ETH_BUFFER_VLAN_1_DEEP) -#define ETH_BUFFER_VLAN_BITS (ETH_BUFFER_VLAN_1_DEEP | \ - ETH_BUFFER_VLAN_2_DEEP) - -#define LOG2_BUFFER_HANDOFF_NEXT_VALID LOG2_VLIB_BUFFER_FLAG_USER(6) -#define BUFFER_HANDOFF_NEXT_VALID (1 << LOG2_BUFFER_HANDOFF_NEXT_VALID) +#define foreach_vnet_buffer_field \ + _( 1, L4_CHECKSUM_COMPUTED) \ + _( 2, L4_CHECKSUM_CORRECT) \ + _( 3, VLAN_2_DEEP) \ + _( 4, VLAN_1_DEEP) \ + _( 6, HANDOFF_NEXT_VALID) \ + _( 7, LOCALLY_ORIGINATED) \ + _( 8, SPAN_CLONE) + +#define VNET_BUFFER_FLAGS_VLAN_BITS \ + (VNET_BUFFER_F_VLAN_1_DEEP | VNET_BUFFER_F_VLAN_2_DEEP) + +enum +{ +#define _(bit, name) VNET_BUFFER_F_##name = (1 << LOG2_VLIB_BUFFER_FLAG_USER(bit)), + foreach_vnet_buffer_field +#undef _ +}; -#define LOG2_VNET_BUFFER_LOCALLY_ORIGINATED LOG2_VLIB_BUFFER_FLAG_USER(7) -#define VNET_BUFFER_LOCALLY_ORIGINATED (1 << LOG2_VNET_BUFFER_LOCALLY_ORIGINATED) +enum +{ +#define _(bit, name) VNET_BUFFER_F_LOG2_##name = LOG2_VLIB_BUFFER_FLAG_USER(bit), + foreach_vnet_buffer_field +#undef _ +}; -#define LOG2_VNET_BUFFER_SPAN_CLONE LOG2_VLIB_BUFFER_FLAG_USER(8) -#define VNET_BUFFER_SPAN_CLONE (1 << LOG2_VNET_BUFFER_SPAN_CLONE) #define foreach_buffer_opaque_union_subtype \ _(ip) \ -- cgit 1.2.3-korg