journalctl: Allow to disable line cap with --lines=all

[elogind.git] / src / journal / sd-journal.c

diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index b9ec90230d74d0c9b7413594920ef328cfed7bb9..693707cb347a817da8f2a416e29ba5dfe6d30aa2 100644 (file)
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -2557,7 +2557,7 @@ _public_ int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_
 
                 /* Let's do the type check by hand, since we used 0 context above. */
                 if (o->object.type != OBJECT_DATA) {
-                        log_error("%s:offset " OFSfmt ": object has type %d, expected %d",
+                        log_debug("%s:offset " OFSfmt ": object has type %d, expected %d",
                                   j->unique_file->path, j->unique_offset,
                                   o->object.type, OBJECT_DATA);
                         return -EBADMSG;
@@ -2571,6 +2571,21 @@ _public_ int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_
                 if (r < 0)
                         return r;
 
+                /* Check if we have at least the field name and "=". */
+                if (ol <= k) {
+                        log_debug("%s:offset " OFSfmt ": object has size %zu, expected at least %zu",
+                                  j->unique_file->path, j->unique_offset,
+                                  ol, k + 1);
+                        return -EBADMSG;
+                }
+
+                if (memcmp(odata, j->unique_field, k) || ((const char*) odata)[k] != '=') {
+                        log_debug("%s:offset " OFSfmt ": object does not start with \"%s=\"",
+                                  j->unique_file->path, j->unique_offset,
+                                  j->unique_field);
+                        return -EBADMSG;
+                }
+
                 /* OK, now let's see if we already returned this data
                  * object by checking if it exists in the earlier
                  * traversed files. */