diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-02 13:16:04 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-02 13:16:04 -0400 |
commit | fccd290a8373438c26ed4e4f8130db18eb9b3dfe (patch) | |
tree | 2f032e1b125aa88e456644de865e9f42fffa4150 /src/libsystemd/libsystemd-journal-internal/journal-internal.h | |
parent | 6169d05b4a456e26a0197242464e3e2bca12a29d (diff) |
./move.sh
Diffstat (limited to 'src/libsystemd/libsystemd-journal-internal/journal-internal.h')
-rw-r--r-- | src/libsystemd/libsystemd-journal-internal/journal-internal.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/libsystemd/libsystemd-journal-internal/journal-internal.h b/src/libsystemd/libsystemd-journal-internal/journal-internal.h new file mode 100644 index 0000000000..8f21544ae1 --- /dev/null +++ b/src/libsystemd/libsystemd-journal-internal/journal-internal.h @@ -0,0 +1,140 @@ +#pragma once + +/*** + This file is part of systemd. + + Copyright 2011 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <inttypes.h> +#include <stdbool.h> +#include <sys/types.h> + +#include <systemd/sd-id128.h> +#include <systemd/sd-journal.h> + +#include "hashmap.h" +#include "journal-def.h" +#include "journal-file.h" +#include "list.h" +#include "set.h" + +typedef struct Match Match; +typedef struct Location Location; +typedef struct Directory Directory; + +typedef enum MatchType { + MATCH_DISCRETE, + MATCH_OR_TERM, + MATCH_AND_TERM +} MatchType; + +struct Match { + MatchType type; + Match *parent; + LIST_FIELDS(Match, matches); + + /* For concrete matches */ + char *data; + size_t size; + le64_t le_hash; + + /* For terms */ + LIST_HEAD(Match, matches); +}; + +struct Location { + LocationType type; + + bool seqnum_set; + bool realtime_set; + bool monotonic_set; + bool xor_hash_set; + + uint64_t seqnum; + sd_id128_t seqnum_id; + + uint64_t realtime; + + uint64_t monotonic; + sd_id128_t boot_id; + + uint64_t xor_hash; +}; + +struct Directory { + char *path; + int wd; + bool is_root; +}; + +struct sd_journal { + char *path; + char *prefix; + + OrderedHashmap *files; + MMapCache *mmap; + + Location current_location; + + JournalFile *current_file; + uint64_t current_field; + + Match *level0, *level1, *level2; + + pid_t original_pid; + + int inotify_fd; + unsigned current_invalidate_counter, last_invalidate_counter; + usec_t last_process_usec; + + /* Iterating through unique fields and their data values */ + char *unique_field; + JournalFile *unique_file; + uint64_t unique_offset; + + /* Iterating through known fields */ + JournalFile *fields_file; + uint64_t fields_offset; + uint64_t fields_hash_table_index; + char *fields_buffer; + size_t fields_buffer_allocated; + + int flags; + + bool on_network:1; + bool no_new_files:1; + bool unique_file_lost:1; /* File we were iterating over got + removed, and there were no more + files, so sd_j_enumerate_unique + will return a value equal to 0. */ + bool fields_file_lost:1; + bool has_runtime_files:1; + bool has_persistent_files:1; + + size_t data_threshold; + + Hashmap *directories_by_path; + Hashmap *directories_by_wd; + + Hashmap *errors; +}; + +char *journal_make_match_string(sd_journal *j); +void journal_print_header(sd_journal *j); + +#define JOURNAL_FOREACH_DATA_RETVAL(j, data, l, retval) \ + for (sd_journal_restart_data(j); ((retval) = sd_journal_enumerate_data((j), &(data), &(l))) > 0; ) |