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Diffstat (limited to 'src/vpp/oam/oam.h')
-rw-r--r-- | src/vpp/oam/oam.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/vpp/oam/oam.h b/src/vpp/oam/oam.h new file mode 100644 index 00000000..f6af9788 --- /dev/null +++ b/src/vpp/oam/oam.h @@ -0,0 +1,96 @@ +/* + * 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. + */ +#ifndef __included_oam_h__ +#define __included_oam_h__ + +#include <vlib/vlib.h> +#include <vnet/vnet.h> +#include <vnet/ip/ip.h> +#include <vnet/interface.h> + +/* 36 octets, make a note of it... */ +/* *INDENT-OFF* */ +typedef CLIB_PACKED (struct { + ip4_header_t ip4; + icmp46_header_t icmp; + u16 id; + u16 seq; + u8 data[8]; +}) oam_template_t; +/* *INDENT-ON* */ + +/* *INDENT-OFF* */ +typedef CLIB_PACKED (struct { + u64 v8[4]; + u32 v4; +}) oam_template_copy_t; +/* *INDENT-ON* */ + +typedef enum +{ + OAM_STATE_UNKNOWN = 0, + OAM_STATE_ALIVE, + OAM_STATE_DEAD, +} oam_state_t; + +typedef struct +{ + ip4_address_t src_address; + ip4_address_t dst_address; + u32 fib_id; + u32 fib_index; + f64 last_heard_time; + u16 seq; + u16 last_heard_seq; + u16 id; + u8 state; + oam_template_t *template; +} oam_target_t; + +typedef struct +{ + /* OAM targets */ + oam_target_t *targets; + uword *target_by_address_and_fib_id; + + /* Config parameters */ + f64 interval; + u32 misses_allowed; + + /* random number seed */ + u32 random_seed; + u16 icmp_id; + + /* oam packet template */ + vlib_packet_template_t packet_template; + + /* convenience */ + vlib_main_t *vlib_main; + vnet_main_t *vnet_main; +} oam_main_t; + +int vpe_oam_add_del_target (ip4_address_t * src_address, + ip4_address_t * dst_address, + u32 fib_id, int is_add); + +#endif /* __included_oam_h__ */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |