1/*
2 * Copyright (c) 2007-2012 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24#ifndef __ASL_MINI_MEMORY_H__
25#define __ASL_MINI_MEMORY_H__
26#include <stdint.h>
27#include <asl.h>
28
29#define ASL_MINI_MSG_FLAG_SEARCH_MATCH 0x80
30#define ASL_MINI_MSG_FLAG_SEARCH_CLEAR 0x7f
31
32typedef struct
33{
34	uint32_t hash;
35	uint32_t refcount;
36	char str[];
37} mini_mem_string_t;
38
39typedef struct
40{
41	uint32_t mid;
42	uint64_t time;
43	uint32_t nano;
44	uint8_t level;
45	uint8_t flags;
46	uint32_t pid;
47	uint32_t uid;
48	uint32_t gid;
49	uint32_t ruid;
50	uint32_t rgid;
51	uint32_t kvcount;
52	mini_mem_string_t *sender;
53	mini_mem_string_t *sender_mach_uuid;
54	mini_mem_string_t *facility;
55	mini_mem_string_t *message;
56	mini_mem_string_t **kvlist;
57} mini_mem_record_t;
58
59typedef struct
60{
61	uint32_t next_id;
62	uint32_t string_count;
63	void **string_cache;
64	uint32_t record_count;
65	uint32_t record_first;
66	mini_mem_record_t **record;
67	mini_mem_record_t *buffer_record;
68} asl_mini_memory_t;
69
70uint32_t asl_mini_memory_open(uint32_t max_records, asl_mini_memory_t **s);
71uint32_t asl_mini_memory_close(asl_mini_memory_t *s);
72uint32_t asl_mini_memory_statistics(asl_mini_memory_t *s, aslmsg *msg);
73
74uint32_t asl_mini_memory_save(asl_mini_memory_t *s, aslmsg msg, uint64_t *mid);
75uint32_t asl_mini_memory_fetch(asl_mini_memory_t *s, uint64_t mid, aslmsg *msg, int32_t ruid, int32_t rgid);
76
77uint32_t asl_mini_memory_match(asl_mini_memory_t *s, aslresponse query, aslresponse *res, uint64_t *last_id, uint64_t start_id, uint32_t count, int32_t direction, int32_t ruid, int32_t rgid);
78uint32_t asl_mini_memory_match_restricted_uuid(asl_mini_memory_t *s, aslresponse query, aslresponse *res, uint64_t *last_id, uint64_t start_id, uint32_t count, int32_t direction, int32_t ruid, int32_t rgid, const char *uuid_str);
79
80#endif /* __ASL_MINI_MEMORY_H__ */
81