diff options
author | Ed Warnicke <eaw@cisco.com> | 2015-12-08 15:45:58 -0700 |
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committer | Ed Warnicke <eaw@cisco.com> | 2015-12-08 15:47:27 -0700 |
commit | cb9cadad578297ffd78fa8a33670bdf1ab669e7e (patch) | |
tree | 6ac2be912482cc7849a26f0ab845561c3d7f4e26 /vlib/vlib/error.h | |
parent | fb0815d4ae4bb0fe27bd9313f34b45c8593b907e (diff) |
Initial commit of vpp code.v1.0.0
Change-Id: Ib246f1fbfce93274020ee93ce461e3d8bd8b9f17
Signed-off-by: Ed Warnicke <eaw@cisco.com>
Diffstat (limited to 'vlib/vlib/error.h')
-rw-r--r-- | vlib/vlib/error.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/vlib/vlib/error.h b/vlib/vlib/error.h new file mode 100644 index 00000000000..4bf0b926718 --- /dev/null +++ b/vlib/vlib/error.h @@ -0,0 +1,89 @@ +/* + * 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. + */ +/* + * error.h: drop/punt error packets + * + * 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_vlib_error_h +#define included_vlib_error_h + +/* Combined 16 bit node & 16 bit code as 32 bit number. */ +typedef u32 vlib_error_t; + +always_inline u32 +vlib_error_get_node (vlib_error_t e) +{ return e >> 12; } + +always_inline u32 +vlib_error_get_code (vlib_error_t e) +{ return e & 0xfff; } + +always_inline vlib_error_t +vlib_error_set (u32 node_index, u32 code) +{ + ASSERT (node_index < (1 << 20)); + ASSERT (code < (1 << 12)); + return (node_index << 12) | code; +} + +always_inline vlib_error_t +vlib_error_set_code (vlib_error_t e, u32 code) +{ + ASSERT (vlib_error_get_code (e) == 0); + ASSERT (code < (1 << 12)); + e |= code; + return e; +} + +typedef struct { + /* Error counters. */ + u64 * counters; + + /* Counter values as of last counter clear. */ + u64 * counters_last_clear; + + /* Error name strings in heap. Heap index + indexes counter vector. */ + char ** error_strings_heap; +} vlib_error_main_t; + +/* Per node error registration. */ +void vlib_register_errors (struct vlib_main_t * vm, + u32 node_index, + u32 n_errors, + char * error_strings[]); + +#endif /* included_vlib_error_h */ |