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authorDamjan Marion <damarion@cisco.com>2016-12-19 23:05:39 +0100
committerDamjan Marion <damarion@cisco.com>2016-12-28 12:25:14 +0100
commit7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 (patch)
tree5de62f8dbd3a752f5a676ca600e43d2652d1ff1a /vnet/vnet/ip/ip_packet.h
parent696f1adec0df3b8f161862566dd9c86174302658 (diff)
Reorganize source tree to use single autotools instance
Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'vnet/vnet/ip/ip_packet.h')
-rw-r--r--vnet/vnet/ip/ip_packet.h180
1 files changed, 0 insertions, 180 deletions
diff --git a/vnet/vnet/ip/ip_packet.h b/vnet/vnet/ip/ip_packet.h
deleted file mode 100644
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--- a/vnet/vnet/ip/ip_packet.h
+++ /dev/null
@@ -1,180 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/*
- * ip/ip_packet.h: packet format common between ip4 & ip6
- *
- * Copyright (c) 2008 Eliot Dresselhaus
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef included_ip_packet_h
-#define included_ip_packet_h
-
-#include <vppinfra/byte_order.h>
-#include <vppinfra/error.h>
-
-typedef enum ip_protocol
-{
-#define ip_protocol(n,s) IP_PROTOCOL_##s = n,
-#include "protocols.def"
-#undef ip_protocol
-} ip_protocol_t;
-
-/* TCP/UDP ports. */
-typedef enum
-{
-#define ip_port(s,n) IP_PORT_##s = n,
-#include "ports.def"
-#undef ip_port
-} ip_port_t;
-
-/* Classifies protocols into UDP, ICMP or other. */
-typedef enum
-{
- IP_BUILTIN_PROTOCOL_UDP,
- IP_BUILTIN_PROTOCOL_ICMP,
- IP_BUILTIN_PROTOCOL_UNKNOWN,
-} ip_builtin_protocol_t;
-
-#define foreach_ip_builtin_multicast_group \
- _ (1, all_hosts_on_subnet) \
- _ (2, all_routers_on_subnet) \
- _ (4, dvmrp) \
- _ (5, ospf_all_routers) \
- _ (6, ospf_designated_routers) \
- _ (13, pim) \
- _ (18, vrrp) \
- _ (102, hsrp) \
- _ (22, igmp_v3)
-
-typedef enum
-{
-#define _(n,f) IP_MULTICAST_GROUP_##f = n,
- foreach_ip_builtin_multicast_group
-#undef _
-} ip_multicast_group_t;
-
-/* IP checksum support. */
-
-/* Incremental checksum update. */
-typedef uword ip_csum_t;
-
-always_inline ip_csum_t
-ip_csum_with_carry (ip_csum_t sum, ip_csum_t x)
-{
- ip_csum_t t = sum + x;
- return t + (t < x);
-}
-
-/* Update checksum changing field at even byte offset from x -> 0. */
-always_inline ip_csum_t
-ip_csum_add_even (ip_csum_t c, ip_csum_t x)
-{
- ip_csum_t d;
-
- d = c - x;
-
- /* Fold in carry from high bit. */
- d -= d > c;
-
- ASSERT (ip_csum_with_carry (d, x) == c);
-
- return d;
-}
-
-/* Update checksum changing field at even byte offset from 0 -> x. */
-always_inline ip_csum_t
-ip_csum_sub_even (ip_csum_t c, ip_csum_t x)
-{
- return ip_csum_with_carry (c, x);
-}
-
-always_inline ip_csum_t
-ip_csum_update_inline (ip_csum_t sum, ip_csum_t old, ip_csum_t new,
- u32 field_byte_offset, u32 field_n_bytes)
-{
- /* For even 1-byte fields on big-endian and odd 1-byte fields on little endian
- we need to shift byte into place for checksum. */
- if ((field_n_bytes % 2)
- && (field_byte_offset % 2) == CLIB_ARCH_IS_LITTLE_ENDIAN)
- {
- old = old << 8;
- new = new << 8;
- }
- sum = ip_csum_sub_even (sum, old);
- sum = ip_csum_add_even (sum, new);
- return sum;
-}
-
-#define ip_csum_update(sum,old,new,type,field) \
- ip_csum_update_inline ((sum), (old), (new), \
- STRUCT_OFFSET_OF (type, field), \
- STRUCT_SIZE_OF (type, field))
-
-always_inline u16
-ip_csum_fold (ip_csum_t c)
-{
- /* Reduce to 16 bits. */
-#if uword_bits == 64
- c = (c & (ip_csum_t) 0xffffffff) + (c >> (ip_csum_t) 32);
- c = (c & 0xffff) + (c >> 16);
-#endif
-
- c = (c & 0xffff) + (c >> 16);
- c = (c & 0xffff) + (c >> 16);
-
- return c;
-}
-
-/* Copy data and checksum at the same time. */
-ip_csum_t ip_csum_and_memcpy (ip_csum_t sum, void *dst, void *src,
- uword n_bytes);
-
-always_inline u16
-ip_csum_and_memcpy_fold (ip_csum_t sum, void *dst)
-{
- return ip_csum_fold (sum);
-}
-
-/* Checksum routine. */
-ip_csum_t ip_incremental_checksum (ip_csum_t sum, void *data, uword n_bytes);
-
-#endif /* included_ip_packet_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */