-#define SD_JOURNAL_FOREACH_FIELD(j, data, l) \
- while (sd_journal_iterate_fields((j), &(data), &(l)) > 0)
+int sd_journal_process(sd_journal *j); /* missing */
+
+#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)