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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
c2f1db8f | 2 | #pragma once |
f39e126e | 3 | |
f39e126e LP |
4 | #include <inttypes.h> |
5 | #include <stdbool.h> | |
71d35b6b | 6 | #include <sys/types.h> |
f39e126e | 7 | |
07630cea LP |
8 | #include "sd-id128.h" |
9 | #include "sd-journal.h" | |
81527be1 | 10 | |
07630cea | 11 | #include "hashmap.h" |
cbdca852 | 12 | #include "journal-def.h" |
07630cea | 13 | #include "journal-file.h" |
f39e126e | 14 | #include "list.h" |
6fe391c5 | 15 | #include "set.h" |
cbdca852 | 16 | |
f39e126e | 17 | typedef struct Match Match; |
a963990f LP |
18 | typedef struct Location Location; |
19 | typedef struct Directory Directory; | |
20 | ||
cbdca852 LP |
21 | typedef enum MatchType { |
22 | MATCH_DISCRETE, | |
23 | MATCH_OR_TERM, | |
24 | MATCH_AND_TERM | |
25 | } MatchType; | |
f39e126e LP |
26 | |
27 | struct Match { | |
cbdca852 LP |
28 | MatchType type; |
29 | Match *parent; | |
30 | LIST_FIELDS(Match, matches); | |
31 | ||
32 | /* For concrete matches */ | |
f39e126e LP |
33 | char *data; |
34 | size_t size; | |
4ce534f4 | 35 | uint64_t hash; /* old-style jenkins hash. New-style siphash is different per file, hence won't be cached here */ |
f39e126e | 36 | |
cbdca852 LP |
37 | /* For terms */ |
38 | LIST_HEAD(Match, matches); | |
f39e126e LP |
39 | }; |
40 | ||
a963990f | 41 | struct Location { |
cbdca852 | 42 | LocationType type; |
f39e126e | 43 | |
e6fea306 LP |
44 | bool seqnum_set:1; |
45 | bool realtime_set:1; | |
46 | bool monotonic_set:1; | |
47 | bool xor_hash_set:1; | |
68667801 | 48 | |
f39e126e LP |
49 | uint64_t seqnum; |
50 | sd_id128_t seqnum_id; | |
f39e126e LP |
51 | |
52 | uint64_t realtime; | |
f39e126e LP |
53 | |
54 | uint64_t monotonic; | |
55 | sd_id128_t boot_id; | |
f39e126e LP |
56 | |
57 | uint64_t xor_hash; | |
a963990f LP |
58 | }; |
59 | ||
60 | struct Directory { | |
61 | char *path; | |
62 | int wd; | |
63 | bool is_root; | |
858749f7 | 64 | unsigned last_seen_generation; |
a963990f | 65 | }; |
f39e126e LP |
66 | |
67 | struct sd_journal { | |
5d1ce257 LP |
68 | int toplevel_fd; |
69 | ||
7827b1a1 | 70 | char *path; |
89739579 | 71 | char *prefix; |
456aa879 | 72 | char *namespace; |
7827b1a1 | 73 | |
c1f906bd | 74 | OrderedHashmap *files; |
5d4ba7f2 | 75 | IteratedCache *files_cache; |
16e9f408 | 76 | MMapCache *mmap; |
f39e126e LP |
77 | |
78 | Location current_location; | |
cbdca852 | 79 | |
f39e126e LP |
80 | JournalFile *current_file; |
81 | uint64_t current_field; | |
82 | ||
cd34b3c6 | 83 | Match *level0, *level1, *level2; |
a963990f | 84 | |
a65f06bb ZJS |
85 | pid_t original_pid; |
86 | ||
87 | int inotify_fd; | |
a963990f | 88 | unsigned current_invalidate_counter, last_invalidate_counter; |
a65f06bb | 89 | usec_t last_process_usec; |
858749f7 | 90 | unsigned generation; |
3c1668da | 91 | |
eb86030e | 92 | /* Iterating through unique fields and their data values */ |
3c1668da LP |
93 | char *unique_field; |
94 | JournalFile *unique_file; | |
95 | uint64_t unique_offset; | |
85210bff | 96 | |
eb86030e LP |
97 | /* Iterating through known fields */ |
98 | JournalFile *fields_file; | |
99 | uint64_t fields_offset; | |
100 | uint64_t fields_hash_table_index; | |
101 | char *fields_buffer; | |
102 | size_t fields_buffer_allocated; | |
103 | ||
a65f06bb ZJS |
104 | int flags; |
105 | ||
eb86030e LP |
106 | bool on_network:1; |
107 | bool no_new_files:1; | |
5d1ce257 | 108 | bool no_inotify:1; |
eb86030e LP |
109 | bool unique_file_lost:1; /* File we were iterating over got |
110 | removed, and there were no more | |
111 | files, so sd_j_enumerate_unique | |
112 | will return a value equal to 0. */ | |
113 | bool fields_file_lost:1; | |
39fd5b08 JS |
114 | bool has_runtime_files:1; |
115 | bool has_persistent_files:1; | |
93b73b06 LP |
116 | |
117 | size_t data_threshold; | |
6fe391c5 | 118 | |
a65f06bb ZJS |
119 | Hashmap *directories_by_path; |
120 | Hashmap *directories_by_wd; | |
39c155ea | 121 | |
5768d259 | 122 | Hashmap *errors; |
f39e126e LP |
123 | }; |
124 | ||
cbdca852 | 125 | char *journal_make_match_string(sd_journal *j); |
dca6219e | 126 | void journal_print_header(sd_journal *j); |
dfb33a97 | 127 | |
a72b6353 ZJS |
128 | #define JOURNAL_FOREACH_DATA_RETVAL(j, data, l, retval) \ |
129 | for (sd_journal_restart_data(j); ((retval) = sd_journal_enumerate_data((j), &(data), &(l))) > 0; ) |