readahead: fix calculation of percentage

[elogind.git] / src / journal / journal-file.h

diff --git a/src/journal/journal-file.h b/src/journal/journal-file.h
index ab2970ca007231cd1c86b20c99f835ea562bba0e..a9925c07540ba4e119d2bf5eb712c813075f5947 100644 (file)
--- a/src/journal/journal-file.h
+++ b/src/journal/journal-file.h
@@ -9,29 +9,26 @@
   Copyright 2011 Lennart Poettering
 
   systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
+  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
-  General Public License for more details.
+  Lesser General Public License for more details.
 
-  You should have received a copy of the GNU General Public License
+  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 <systemd/sd-id128.h>
+
+#include "sparse-endian.h"
 #include "journal-def.h"
 #include "util.h"
-#include "sd-id128.h"
-
-#define DEFAULT_MAX_SIZE (1024ULL*128ULL)
-#define DEFAULT_MIN_SIZE (256ULL*1024ULL)
-#define DEFAULT_KEEP_FREE (1ULL*1024ULL*1024ULL)
-#define DEFAULT_MAX_USE (16ULL*1024ULL*1024ULL*16ULL)
 
 typedef struct Window {
         void *ptr;
@@ -51,6 +48,7 @@ enum {
 };
 
 typedef struct JournalMetrics {
+        uint64_t max_use;
         uint64_t max_size;
         uint64_t min_size;
         uint64_t keep_free;
@@ -80,7 +78,7 @@ typedef struct JournalFile {
 
 #ifdef HAVE_XZ
         void *compress_buffer;
-        size_t compress_buffer_size;
+        uint64_t compress_buffer_size;
 #endif
 } JournalFile;
 
@@ -92,6 +90,8 @@ typedef enum direction {
 int journal_file_open(const char *fname, int flags, mode_t mode, JournalFile *template, JournalFile **ret);
 void journal_file_close(JournalFile *j);
 
+int journal_file_open_reliably(const char *fname, int flags, mode_t mode, JournalFile *template, JournalFile **ret);
+
 int journal_file_move_to_object(JournalFile *f, int type, uint64_t offset, Object **ret);
 
 uint64_t journal_file_entry_n_items(Object *o);
@@ -123,4 +123,9 @@ int journal_directory_vacuum(const char *directory, uint64_t max_use, uint64_t m
 
 void journal_file_post_change(JournalFile *f);
 
+void journal_default_metrics(JournalMetrics *m, int fd);
+
+int journal_file_get_cutoff_realtime_usec(JournalFile *f, usec_t *from, usec_t *to);
+int journal_file_get_cutoff_monotonic_usec(JournalFile *f, sd_id128_t boot, usec_t *from, usec_t *to);
+
 #endif