X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fjournal%2Fsd-journal.h;h=6b451b57657c7c4802da839dcbc7912299b445f7;hp=55e58601fe9843905a0b83750a4d099580972094;hb=1cc101f1e59ca2f5e87dea48ac9ed98c6f077b3b;hpb=689b9a22f7fa89686b2b5240b7ee9f449dea5630

diff --git a/src/journal/sd-journal.h b/src/journal/sd-journal.h
index 55e58601f..6b451b576 100644
--- a/src/journal/sd-journal.h
+++ b/src/journal/sd-journal.h
@@ -27,13 +27,16 @@
 
 /* TODO:
  *
- *   - implement rotation
  *   - check LE/BE conversion for 8bit, 16bit, 32bit values
  *   - implement parallel traversal
  *   - implement inotify usage on client
  *   - implement audit gateway
  *   - implement native gateway
+ *   - implement stdout gateway
  *   - extend hash table/bisect table as we go
+ *   - accelerate looking for "all hostnames" and suchlike.
+ *   - throttling
+ *   - enforce limit on open journal files in journald and journalctl
  */
 
 typedef struct sd_journal sd_journal;
@@ -44,24 +47,40 @@ void sd_journal_close(sd_journal *j);
 int sd_journal_previous(sd_journal *j);
 int sd_journal_next(sd_journal *j);
 
-int sd_journal_get(sd_journal *j, const char *field, const void **data, size_t *size);
-int sd_journal_get_seqnum(sd_journal *j, uint64_t *ret);
 int sd_journal_get_realtime_usec(sd_journal *j, uint64_t *ret);
 int sd_journal_get_monotonic_usec(sd_journal *j, uint64_t *ret);
+int sd_journal_get_field(sd_journal *j, const char *field, const void **data, size_t *l);
+int sd_journal_iterate_fields(sd_journal *j, const void **data, size_t *l);
 
-int sd_journal_add_match(sd_journal *j, const char *field, const void *data, size_t size);
+int sd_journal_add_match(sd_journal *j, const void *data, size_t size);
 void sd_journal_flush_matches(sd_journal *j);
 
 int sd_journal_seek_head(sd_journal *j);
 int sd_journal_seek_tail(sd_journal *j);
 
-int sd_journal_seek_seqnum(sd_journal *j, uint64_t seqnum);
 int sd_journal_seek_monotonic_usec(sd_journal *j, uint64_t usec);
 int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec);
 
-int sd_journal_get_cursor(sd_journal *j, void **cursor, size_t *size);
-int sd_journal_set_cursor(sd_journal *j, const void *cursor, size_t size);
+int sd_journal_get_cursor(sd_journal *j, char **cursor);
+int sd_journal_set_cursor(sd_journal *j, const char *cursor);
 
 int sd_journal_get_fd(sd_journal *j);
 
+enum {
+        SD_JOURNAL_NOP,
+        SD_JOURNAL_APPEND,
+        SD_JOURNAL_DROP
+};
+
+int sd_journal_process(sd_journal *j);
+
+#define SD_JOURNAL_FOREACH(j)                   \
+        while (sd_journal_next(j) > 0)
+
+#define SD_JOURNAL_FOREACH_BACKWARDS(j)         \
+        while (sd_journal_previous(j) > 0)
+
+#define SD_JOURNAL_FOREACH_FIELD(j, data, l)                            \
+        while (sd_journal_iterate_fields((j), &(data), &(l)) > 0)
+
 #endif