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authorMichal Schmidt <mschmidt@redhat.com>2014-12-17 15:45:10 +0100
committerMichal Schmidt <mschmidt@redhat.com>2014-12-18 14:41:22 +0100
commitf534928ad7aaeec0bec2d653b4a50e79b0fc8418 (patch)
tree95291bbdb8e1ede9566dd57e9aae4c1d6e60ef4d /src
parent7943f42275025e1b6642b580b19b24dfab8dee61 (diff)
journal: journal_file_next_entry() does not need pointer to current Object
The current offset is sufficient information.
Diffstat (limited to 'src')
-rw-r--r--src/journal/journal-file.c8
-rw-r--r--src/journal/journal-file.h2
-rw-r--r--src/journal/sd-journal.c10
-rw-r--r--src/journal/test-journal.c10
4 files changed, 12 insertions, 18 deletions
diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c
index 35f3ea92a4..fec54f31b9 100644
--- a/src/journal/journal-file.c
+++ b/src/journal/journal-file.c
@@ -2003,7 +2003,7 @@ int journal_file_compare_locations(JournalFile *af, JournalFile *bf) {
int journal_file_next_entry(
JournalFile *f,
- Object *o, uint64_t p,
+ uint64_t p,
direction_t direction,
Object **ret, uint64_t *offset) {
@@ -2011,18 +2011,14 @@ int journal_file_next_entry(
int r;
assert(f);
- assert(p > 0 || !o);
n = le64toh(f->header->n_entries);
if (n <= 0)
return 0;
- if (!o)
+ if (p == 0)
i = direction == DIRECTION_DOWN ? 0 : n - 1;
else {
- if (o->object.type != OBJECT_ENTRY)
- return -EINVAL;
-
r = generic_array_bisect(f,
le64toh(f->header->entry_array_offset),
le64toh(f->header->n_entries),
diff --git a/src/journal/journal-file.h b/src/journal/journal-file.h
index 561982fe39..01bb4e038a 100644
--- a/src/journal/journal-file.h
+++ b/src/journal/journal-file.h
@@ -199,7 +199,7 @@ int journal_file_find_field_object_with_hash(JournalFile *f, const void *field,
void journal_file_reset_location(JournalFile *f);
void journal_file_save_location(JournalFile *f, direction_t direction, Object *o, uint64_t offset);
int journal_file_compare_locations(JournalFile *af, JournalFile *bf);
-int journal_file_next_entry(JournalFile *f, Object *o, uint64_t p, direction_t direction, Object **ret, uint64_t *offset);
+int journal_file_next_entry(JournalFile *f, uint64_t p, direction_t direction, Object **ret, uint64_t *offset);
int journal_file_next_entry_for_data(JournalFile *f, Object *o, uint64_t p, uint64_t data_offset, direction_t direction, Object **ret, uint64_t *offset);
diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 0fefe2bc6e..bcd39be35e 100644
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -681,9 +681,9 @@ static int find_location_with_matches(
/* No matches is simple */
if (j->current_location.type == LOCATION_HEAD)
- return journal_file_next_entry(f, NULL, 0, DIRECTION_DOWN, ret, offset);
+ return journal_file_next_entry(f, 0, DIRECTION_DOWN, ret, offset);
if (j->current_location.type == LOCATION_TAIL)
- return journal_file_next_entry(f, NULL, 0, DIRECTION_UP, ret, offset);
+ return journal_file_next_entry(f, 0, DIRECTION_UP, ret, offset);
if (j->current_location.seqnum_set && sd_id128_equal(j->current_location.seqnum_id, f->header->seqnum_id))
return journal_file_move_to_entry_by_seqnum(f, j->current_location.seqnum, direction, ret, offset);
if (j->current_location.monotonic_set) {
@@ -694,7 +694,7 @@ static int find_location_with_matches(
if (j->current_location.realtime_set)
return journal_file_move_to_entry_by_realtime(f, j->current_location.realtime, direction, ret, offset);
- return journal_file_next_entry(f, NULL, 0, direction, ret, offset);
+ return journal_file_next_entry(f, 0, direction, ret, offset);
} else
return find_location_for_match(j, j->level0, f, direction, ret, offset);
}
@@ -706,7 +706,6 @@ static int next_with_matches(
Object **ret,
uint64_t *offset) {
- Object *c;
uint64_t cp;
assert(j);
@@ -714,13 +713,12 @@ static int next_with_matches(
assert(ret);
assert(offset);
- c = *ret;
cp = *offset;
/* No matches is easy. We simple advance the file
* pointer by one. */
if (!j->level0)
- return journal_file_next_entry(f, c, cp, direction, ret, offset);
+ return journal_file_next_entry(f, cp, direction, ret, offset);
/* If we have a match then we look for the next matching entry
* with an offset at least one step larger */
diff --git a/src/journal/test-journal.c b/src/journal/test-journal.c
index 29d5877986..230d26596a 100644
--- a/src/journal/test-journal.c
+++ b/src/journal/test-journal.c
@@ -66,18 +66,18 @@ static void test_non_empty(void) {
#endif
journal_file_dump(f);
- assert_se(journal_file_next_entry(f, NULL, 0, DIRECTION_DOWN, &o, &p) == 1);
+ assert_se(journal_file_next_entry(f, 0, DIRECTION_DOWN, &o, &p) == 1);
assert_se(le64toh(o->entry.seqnum) == 1);
- assert_se(journal_file_next_entry(f, o, p, DIRECTION_DOWN, &o, &p) == 1);
+ assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 1);
assert_se(le64toh(o->entry.seqnum) == 2);
- assert_se(journal_file_next_entry(f, o, p, DIRECTION_DOWN, &o, &p) == 1);
+ assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 1);
assert_se(le64toh(o->entry.seqnum) == 3);
- assert_se(journal_file_next_entry(f, o, p, DIRECTION_DOWN, &o, &p) == 0);
+ assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 0);
- assert_se(journal_file_next_entry(f, NULL, 0, DIRECTION_DOWN, &o, &p) == 1);
+ assert_se(journal_file_next_entry(f, 0, DIRECTION_DOWN, &o, &p) == 1);
assert_se(le64toh(o->entry.seqnum) == 1);
assert_se(journal_file_find_data_object(f, test, strlen(test), NULL, &p) == 1);