X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fjournal%2Fsd-journal.c;h=9c6cbaac5108856aacdc05188d9e256e855355d2;hb=62bca2c657bf95fd1f69935eef09915afa5c69d9;hp=4f3f1b5ff393aede86ecc858503c642c53af545d;hpb=9eb977db5b89b44f254ab40c1876a76b7d7ea2d0;p=elogind.git

diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 4f3f1b5ff..9c6cbaac5 100644
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -115,8 +115,17 @@ _public_ int sd_journal_add_match(sd_journal *j, const void *data, size_t size)
                 return -EINVAL;
         if (!data)
                 return -EINVAL;
-        if (size <= 0)
+        if (size <= 1)
                 return -EINVAL;
+        if (!memchr(data, '=', size))
+                return -EINVAL;
+        if (*(char*) data == '=')
+                return -EINVAL;
+
+        /* FIXME: iterating with multiple matches is currently
+         * broken */
+        if (j->matches)
+                return -ENOTSUP;
 
         le_hash = htole64(hash64(data, size));
 
@@ -934,7 +943,8 @@ static int add_file(sd_journal *j, const char *prefix, const char *dir, const ch
         assert(filename);
 
         if ((j->flags & SD_JOURNAL_SYSTEM_ONLY) &&
-            !startswith(filename, "system.journal"))
+            !(streq(filename, "system.journal") ||
+             (startswith(filename, "system@") && endswith(filename, ".journal"))))
                 return 0;
 
         if (dir)
@@ -1611,6 +1621,81 @@ _public_ int sd_journal_process(sd_journal *j) {
         }
 }
 
+_public_ int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from, uint64_t *to) {
+        Iterator i;
+        JournalFile *f;
+        bool first = true;
+        int r;
+
+        if (!j)
+                return -EINVAL;
+        if (!from && !to)
+                return -EINVAL;
+
+        HASHMAP_FOREACH(f, j->files, i) {
+                usec_t fr, t;
+
+                r = journal_file_get_cutoff_realtime_usec(f, &fr, &t);
+                if (r < 0)
+                        return r;
+                if (r == 0)
+                        continue;
+
+                if (first) {
+                        if (from)
+                                *from = fr;
+                        if (to)
+                                *to = t;
+                        first = false;
+                } else {
+                        if (from)
+                                *from = MIN(fr, *from);
+                        if (to)
+                                *to = MIN(t, *to);
+                }
+        }
+
+        return first ? 0 : 1;
+}
+
+_public_ int sd_journal_get_cutoff_monotonic_usec(sd_journal *j, sd_id128_t boot_id, uint64_t *from, uint64_t *to) {
+        Iterator i;
+        JournalFile *f;
+        bool first = true;
+        int r;
+
+        if (!j)
+                return -EINVAL;
+        if (!from && !to)
+                return -EINVAL;
+
+        HASHMAP_FOREACH(f, j->files, i) {
+                usec_t fr, t;
+
+                r = journal_file_get_cutoff_monotonic_usec(f, boot_id, &fr, &t);
+                if (r < 0)
+                        return r;
+                if (r == 0)
+                        continue;
+
+                if (first) {
+                        if (from)
+                                *from = fr;
+                        if (to)
+                                *to = t;
+                        first = false;
+                } else {
+                        if (from)
+                                *from = MIN(fr, *from);
+                        if (to)
+                                *to = MIN(t, *to);
+                }
+        }
+
+        return first ? 0 : 1;
+}
+
+
 /* _public_ int sd_journal_query_unique(sd_journal *j, const char *field) { */
 /*         if (!j) */
 /*                 return -EINVAL; */