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Vector Packet Processing
stat_segment_shared.h
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1 /*
2  * Copyright (c) 2018 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef included_stat_segment_shared_h
17 #define included_stat_segment_shared_h
18 
19 typedef enum
20 {
29 
30 typedef struct
31 {
33  union {
34  uint64_t offset;
35  uint64_t index;
36  uint64_t value;
37  };
38  uint64_t offset_vector;
39  char name[128]; // TODO change this to pointer to "somewhere"
41 
42 /*
43  * Shared header first in the shared memory segment.
44  */
45 typedef struct
46 {
47  uint64_t version;
48  volatile uint64_t epoch;
49  volatile uint64_t in_progress;
50  volatile uint64_t directory_offset;
51  volatile uint64_t error_offset;
52  volatile uint64_t stats_offset;
54 
55 static inline void *
56 stat_segment_pointer (void *start, uint64_t offset)
57 {
58  return ((char *) start + offset);
59 }
60 
61 #endif /* included_stat_segment_shared_h */
uint64_t index
uint64_t value
static void * stat_segment_pointer(void *start, uint64_t offset)
stat_directory_type_t
uint64_t offset
string name[64]
Definition: ip.api:44
uint64_t offset_vector
template key/value backing page structure
Definition: bihash_doc.h:44
stat_directory_type_t type