X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fjournal%2Fjournal-file.h;h=7b1cd4285493c7a1b1261b31eb1ce851ec89b5fe;hb=8060a8b32d9f0c6244dfb6814fb0e339475bcd98;hp=f52ee8c538459fce23924c6ed4006cb463a0c0f2;hpb=fb0951b02ebf51a93acf12721d8857d31ce57ba3;p=elogind.git

diff --git a/src/journal/journal-file.h b/src/journal/journal-file.h
index f52ee8c53..7b1cd4285 100644
--- a/src/journal/journal-file.h
+++ b/src/journal/journal-file.h
@@ -33,6 +33,7 @@
 #include "journal-def.h"
 #include "util.h"
 #include "mmap-cache.h"
+#include "hashmap.h"
 
 typedef struct JournalMetrics {
         uint64_t max_use;
@@ -64,6 +65,8 @@ typedef struct JournalFile {
         JournalMetrics metrics;
         MMapCache *mmap;
 
+        Hashmap *chain_cache;
+
 #ifdef HAVE_XZ
         void *compress_buffer;
         uint64_t compress_buffer_size;
@@ -103,6 +106,8 @@ int journal_file_open(
                 JournalFile *template,
                 JournalFile **ret);
 
+int journal_file_set_offline(JournalFile *f);
+int journal_file_set_online(JournalFile *f);
 void journal_file_close(JournalFile *j);
 
 int journal_file_open_reliably(
@@ -145,9 +150,9 @@ static inline bool VALID_EPOCH(uint64_t u) {
 
 int journal_file_move_to_object(JournalFile *f, int type, uint64_t offset, Object **ret);
 
-uint64_t journal_file_entry_n_items(Object *o);
-uint64_t journal_file_entry_array_n_items(Object *o);
-uint64_t journal_file_hash_table_n_items(Object *o);
+uint64_t journal_file_entry_n_items(Object *o) _pure_;
+uint64_t journal_file_entry_array_n_items(Object *o) _pure_;
+uint64_t journal_file_hash_table_n_items(Object *o) _pure_;
 
 int journal_file_append_object(JournalFile *f, int type, uint64_t size, Object **ret, uint64_t *offset);
 int journal_file_append_entry(JournalFile *f, const dual_timestamp *ts, const struct iovec iovec[], unsigned n_iovec, uint64_t *seqno, Object **ret, uint64_t *offset);
@@ -155,6 +160,9 @@ int journal_file_append_entry(JournalFile *f, const dual_timestamp *ts, const st
 int journal_file_find_data_object(JournalFile *f, const void *data, uint64_t size, Object **ret, uint64_t *offset);
 int journal_file_find_data_object_with_hash(JournalFile *f, const void *data, uint64_t size, uint64_t hash, Object **ret, uint64_t *offset);
 
+int journal_file_find_field_object(JournalFile *f, const void *field, uint64_t size, Object **ret, uint64_t *offset);
+int journal_file_find_field_object_with_hash(JournalFile *f, const void *field, uint64_t size, uint64_t hash, Object **ret, uint64_t *offset);
+
 int journal_file_next_entry(JournalFile *f, Object *o, uint64_t p, direction_t direction, Object **ret, uint64_t *offset);
 int journal_file_skip_entry(JournalFile *f, Object *o, uint64_t p, int64_t skip, Object **ret, uint64_t *offset);