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journal: add sd_journal_get_catalog_for_message_id() as API to get catalog entry for any message ID without requiring an open journal file

This commit is contained in:
Lennart Poettering 2012-11-20 21:38:59 +01:00
parent e41814846c
commit 8f1e860f8a
3 changed files with 9 additions and 0 deletions
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1
src/journal/libsystemd-journal.sym
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@ -85,4 +85,5 @@ LIBSYSTEMD_JOURNAL_196 {
global:
sd_journal_fd_reliable;
sd_journal_get_catalog;
sd_journal_get_catalog_for_message_id;
} LIBSYSTEMD_JOURNAL_195;

7
src/journal/sd-journal.c
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@ -2449,3 +2449,10 @@ _public_ int sd_journal_get_catalog(sd_journal *j, char **ret) {
*ret = t;
return 0;
}
_public_ int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret) {
if (!ret)
return -EINVAL;
return catalog_get(id, ret);
}

1
src/systemd/sd-journal.h
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@ -129,6 +129,7 @@ int sd_journal_process(sd_journal *j);
int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
int sd_journal_get_catalog(sd_journal *j, char **text);
int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret);
#define SD_JOURNAL_FOREACH(j) \
if (sd_journal_seek_head(j) >= 0) \