/* 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;
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_data(sd_journal *j, const char *field, const void **data, size_t *l);
+int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *l);
+void sd_journal_start_data(sd_journal *j);
-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_seek_monotonic_usec(sd_journal *j, uint64_t usec); /* missing */
+int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec); /* missing */
-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); /* missing */
-int sd_journal_get_fd(sd_journal *j);
+int sd_journal_unique_seek(sd_journal *j, const char *field); /* missing */
+int sd_journal_unique_enumerate(sd_journal *j, const void **data, size_t *l); /* missing */
+
+int sd_journal_get_fd(sd_journal *j); /* missing */
+
+enum {
+ SD_JOURNAL_NOP,
+ SD_JOURNAL_APPEND,
+ SD_JOURNAL_DROP
+};
+
+int sd_journal_process(sd_journal *j);
+
+#define SD_JOURNAL_FOREACH_BEGIN(j) \
+ if (sd_journal_seek_head(j) > 0) do {
+
+#define SD_JOURNAL_FOREACH_END(j) \
+ } while (sd_journal_next(j) > 0)
+
+#define SD_JOURNAL_FOREACH_CONTINUE(j) \
+ do {
+
+#define SD_JOURNAL_FOREACH_BACKWARDS_BEGIN(j) \
+ if (sd_journal_seek_tail(j) > 0) do {
+
+#define SD_JOURNAL_FOREACH_BACKWARDS_END(j) \
+ } while (sd_journal_previous(j) > 0)
+
+#define SD_JOURNAL_FOREACH_BACKWARDS_CONTINUE(j) \
+ do {
+
+#define SD_JOURNAL_FOREACH_DATA(j, data, l) \
+ for (sd_journal_start_data(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; )
+
+#define SD_JOURNAL_FOREACH_UNIQUE(j, data, l) \
+ while (sd_journal_enumerate_unique_data((j), &(data), &(l)) > 0)
#endif