chiark / gitweb /
journal/verify: flush progress bar, print offset in more places
authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Tue, 8 Jul 2014 13:55:15 +0000 (09:55 -0400)
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Wed, 16 Jul 2014 23:00:03 +0000 (19:00 -0400)
Before, fragments of the progress bar would remain when
errors or warnings were printed.

src/journal/journal-verify.c

index 5a0751f..333757b 100644 (file)
 #include "compress.h"
 #include "fsprg.h"
 
+static void draw_progress(uint64_t p, usec_t *last_usec) {
+        unsigned n, i, j, k;
+        usec_t z, x;
+
+        if (!on_tty())
+                return;
+
+        z = now(CLOCK_MONOTONIC);
+        x = *last_usec;
+
+        if (x != 0 && x + 40 * USEC_PER_MSEC > z)
+                return;
+
+        *last_usec = z;
+
+        n = (3 * columns()) / 4;
+        j = (n * (unsigned) p) / 65535ULL;
+        k = n - j;
+
+        fputs("\r\x1B[?25l" ANSI_HIGHLIGHT_GREEN_ON, stdout);
+
+        for (i = 0; i < j; i++)
+                fputs("\xe2\x96\x88", stdout);
+
+        fputs(ANSI_HIGHLIGHT_OFF, stdout);
+
+        for (i = 0; i < k; i++)
+                fputs("\xe2\x96\x91", stdout);
+
+        printf(" %3"PRIu64"%%", 100U * p / 65535U);
+
+        fputs("\r\x1B[?25h", stdout);
+        fflush(stdout);
+}
+
+static void flush_progress(void) {
+        unsigned n, i;
+
+        if (!on_tty())
+                return;
+
+        n = (3 * columns()) / 4;
+
+        putchar('\r');
+
+        for (i = 0; i < n + 5; i++)
+                putchar(' ');
+
+        putchar('\r');
+        fflush(stdout);
+}
+
+#define debug(_offset, _fmt, ...) do{                                   \
+                flush_progress();                                       \
+                log_debug(OFSfmt": " _fmt, _offset, ##__VA_ARGS__);     \
+        } while(0)
+
+#define warning(_offset, _fmt, ...) do{                                 \
+                flush_progress();                                       \
+                log_warning(OFSfmt": " _fmt, _offset, ##__VA_ARGS__);   \
+        } while(0)
+
+#define error(_offset, _fmt, ...) do{                                   \
+                flush_progress();                                       \
+                log_error(OFSfmt": " _fmt, (uint64_t)_offset, ##__VA_ARGS__); \
+        } while(0)
+
 static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o) {
         uint64_t i;
 
@@ -56,18 +123,17 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
                 int compression, r;
 
                 if (le64toh(o->data.entry_offset) == 0)
-                        log_warning(OFSfmt": unused data (entry_offset==0)", offset);
+                        warning(offset, "unused data (entry_offset==0)");
 
                 if ((le64toh(o->data.entry_offset) == 0) ^ (le64toh(o->data.n_entries) == 0)) {
-                        log_error(OFSfmt": bad n_entries: %"PRIu64, offset, o->data.n_entries);
+                        error(offset, "bad n_entries: %"PRIu64, o->data.n_entries);
                         return -EBADMSG;
                 }
 
                 if (le64toh(o->object.size) - offsetof(DataObject, payload) <= 0) {
-                        log_error(OFSfmt": bad object size (<= %zu): %"PRIu64,
-                                  offset,
-                                  offsetof(DataObject, payload),
-                                  le64toh(o->object.size));
+                        error(offset, "bad object size (<= %zu): %"PRIu64,
+                              offsetof(DataObject, payload),
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
@@ -83,8 +149,8 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
                                             le64toh(o->object.size) - offsetof(Object, data.payload),
                                             &b, &alloc, &b_size, 0);
                         if (r < 0) {
-                                log_error(OFSfmt": %s decompression failed: %s", offset,
-                                          object_compressed_to_string(compression), strerror(-r));
+                                error(offset, "%s decompression failed: %s",
+                                      object_compressed_to_string(compression), strerror(-r));
                                 return r;
                         }
 
@@ -93,7 +159,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
                         h2 = hash64(o->data.payload, le64toh(o->object.size) - offsetof(Object, data.payload));
 
                 if (h1 != h2) {
-                        log_error(OFSfmt": invalid hash (%08"PRIx64" vs. %08"PRIx64, offset, h1, h2);
+                        error(offset, "invalid hash (%08"PRIx64" vs. %08"PRIx64, h1, h2);
                         return -EBADMSG;
                 }
 
@@ -101,12 +167,11 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
                     !VALID64(o->data.next_field_offset) ||
                     !VALID64(o->data.entry_offset) ||
                     !VALID64(o->data.entry_array_offset)) {
-                        log_error(OFSfmt": invalid offset (next_hash_offset="OFSfmt", next_field_offset="OFSfmt", entry_offset="OFSfmt", entry_array_offset="OFSfmt,
-                                  offset,
-                                  o->data.next_hash_offset,
-                                  o->data.next_field_offset,
-                                  o->data.entry_offset,
-                                  o->data.entry_array_offset);
+                        error(offset, "invalid offset (next_hash_offset="OFSfmt", next_field_offset="OFSfmt", entry_offset="OFSfmt", entry_array_offset="OFSfmt,
+                              o->data.next_hash_offset,
+                              o->data.next_field_offset,
+                              o->data.entry_offset,
+                              o->data.entry_array_offset);
                         return -EBADMSG;
                 }
 
@@ -115,67 +180,67 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
 
         case OBJECT_FIELD:
                 if (le64toh(o->object.size) - offsetof(FieldObject, payload) <= 0) {
-                        log_error(OFSfmt": bad field size (<= %zu): %"PRIu64,
-                                  offset,
-                                  offsetof(FieldObject, payload),
-                                  le64toh(o->object.size));
+                        error(offset,
+                              "bad field size (<= %zu): %"PRIu64,
+                              offsetof(FieldObject, payload),
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
                 if (!VALID64(o->field.next_hash_offset) ||
                     !VALID64(o->field.head_data_offset)) {
-                        log_error(OFSfmt": invalid offset (next_hash_offset="OFSfmt", head_data_offset="OFSfmt,
-                                  offset,
-                                  o->field.next_hash_offset,
-                                  o->field.head_data_offset);
+                        error(offset,
+                              "invalid offset (next_hash_offset="OFSfmt", head_data_offset="OFSfmt,
+                              o->field.next_hash_offset,
+                              o->field.head_data_offset);
                         return -EBADMSG;
                 }
                 break;
 
         case OBJECT_ENTRY:
                 if ((le64toh(o->object.size) - offsetof(EntryObject, items)) % sizeof(EntryItem) != 0) {
-                        log_error(OFSfmt": bad entry size (<= %zu): %"PRIu64,
-                                  offset,
-                                  offsetof(EntryObject, items),
-                                  le64toh(o->object.size));
+                        error(offset,
+                              "bad entry size (<= %zu): %"PRIu64,
+                              offsetof(EntryObject, items),
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
                 if ((le64toh(o->object.size) - offsetof(EntryObject, items)) / sizeof(EntryItem) <= 0) {
-                        log_error(OFSfmt": invalid number items in entry: %"PRIu64,
-                                  offset,
-                                  (le64toh(o->object.size) - offsetof(EntryObject, items)) / sizeof(EntryItem));
+                        error(offset,
+                              "invalid number items in entry: %"PRIu64,
+                              (le64toh(o->object.size) - offsetof(EntryObject, items)) / sizeof(EntryItem));
                         return -EBADMSG;
                 }
 
                 if (le64toh(o->entry.seqnum) <= 0) {
-                        log_error(OFSfmt": invalid entry seqnum: %"PRIx64,
-                                  offset,
-                                  le64toh(o->entry.seqnum));
+                        error(offset,
+                              "invalid entry seqnum: %"PRIx64,
+                              le64toh(o->entry.seqnum));
                         return -EBADMSG;
                 }
 
                 if (!VALID_REALTIME(le64toh(o->entry.realtime))) {
-                        log_error(OFSfmt": invalid entry realtime timestamp: %"PRIu64,
-                                  offset,
-                                  le64toh(o->entry.realtime));
+                        error(offset,
+                              "invalid entry realtime timestamp: %"PRIu64,
+                              le64toh(o->entry.realtime));
                         return -EBADMSG;
                 }
 
                 if (!VALID_MONOTONIC(le64toh(o->entry.monotonic))) {
-                        log_error(OFSfmt": invalid entry monotonic timestamp: %"PRIu64,
-                                  offset,
-                                  le64toh(o->entry.monotonic));
+                        error(offset,
+                              "invalid entry monotonic timestamp: %"PRIu64,
+                              le64toh(o->entry.monotonic));
                         return -EBADMSG;
                 }
 
                 for (i = 0; i < journal_file_entry_n_items(o); i++) {
                         if (o->entry.items[i].object_offset == 0 ||
                             !VALID64(o->entry.items[i].object_offset)) {
-                                log_error(OFSfmt": invalid entry item (%"PRIu64"/%"PRIu64" offset: "OFSfmt,
-                                          offset,
-                                          i, journal_file_entry_n_items(o),
-                                          o->entry.items[i].object_offset);
+                                error(offset,
+                                      "invalid entry item (%"PRIu64"/%"PRIu64" offset: "OFSfmt,
+                                      i, journal_file_entry_n_items(o),
+                                      o->entry.items[i].object_offset);
                                 return -EBADMSG;
                         }
                 }
@@ -186,41 +251,41 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
         case OBJECT_FIELD_HASH_TABLE:
                 if ((le64toh(o->object.size) - offsetof(HashTableObject, items)) % sizeof(HashItem) != 0 ||
                     (le64toh(o->object.size) - offsetof(HashTableObject, items)) / sizeof(HashItem) <= 0) {
-                        log_error(OFSfmt": invalid %s hash table size: %"PRIu64,
-                                  offset,
-                                  o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
-                                  le64toh(o->object.size));
+                        error(offset,
+                              "invalid %s hash table size: %"PRIu64,
+                              o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
                 for (i = 0; i < journal_file_hash_table_n_items(o); i++) {
                         if (o->hash_table.items[i].head_hash_offset != 0 &&
                             !VALID64(le64toh(o->hash_table.items[i].head_hash_offset))) {
-                                log_error(OFSfmt": invalid %s hash table item (%"PRIu64"/%"PRIu64") head_hash_offset: "OFSfmt,
-                                          offset,
-                                          o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
-                                          i, journal_file_hash_table_n_items(o),
-                                          le64toh(o->hash_table.items[i].head_hash_offset));
+                                error(offset,
+                                      "invalid %s hash table item (%"PRIu64"/%"PRIu64") head_hash_offset: "OFSfmt,
+                                      o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
+                                      i, journal_file_hash_table_n_items(o),
+                                      le64toh(o->hash_table.items[i].head_hash_offset));
                                 return -EBADMSG;
                         }
                         if (o->hash_table.items[i].tail_hash_offset != 0 &&
                             !VALID64(le64toh(o->hash_table.items[i].tail_hash_offset))) {
-                                log_error(OFSfmt": invalid %s hash table item (%"PRIu64"/%"PRIu64") tail_hash_offset: "OFSfmt,
-                                          offset,
-                                          o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
-                                          i, journal_file_hash_table_n_items(o),
-                                          le64toh(o->hash_table.items[i].tail_hash_offset));
+                                error(offset,
+                                      "invalid %s hash table item (%"PRIu64"/%"PRIu64") tail_hash_offset: "OFSfmt,
+                                      o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
+                                      i, journal_file_hash_table_n_items(o),
+                                      le64toh(o->hash_table.items[i].tail_hash_offset));
                                 return -EBADMSG;
                         }
 
                         if ((o->hash_table.items[i].head_hash_offset != 0) !=
                             (o->hash_table.items[i].tail_hash_offset != 0)) {
-                                log_error(OFSfmt": invalid %s hash table item (%"PRIu64"/%"PRIu64"): head_hash_offset="OFSfmt" tail_hash_offset="OFSfmt,
-                                          offset,
-                                          o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
-                                          i, journal_file_hash_table_n_items(o),
-                                          le64toh(o->hash_table.items[i].head_hash_offset),
-                                          le64toh(o->hash_table.items[i].tail_hash_offset));
+                                error(offset,
+                                      "invalid %s hash table item (%"PRIu64"/%"PRIu64"): head_hash_offset="OFSfmt" tail_hash_offset="OFSfmt,
+                                      o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
+                                      i, journal_file_hash_table_n_items(o),
+                                      le64toh(o->hash_table.items[i].head_hash_offset),
+                                      le64toh(o->hash_table.items[i].tail_hash_offset));
                                 return -EBADMSG;
                         }
                 }
@@ -230,26 +295,26 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
         case OBJECT_ENTRY_ARRAY:
                 if ((le64toh(o->object.size) - offsetof(EntryArrayObject, items)) % sizeof(le64_t) != 0 ||
                     (le64toh(o->object.size) - offsetof(EntryArrayObject, items)) / sizeof(le64_t) <= 0) {
-                        log_error(OFSfmt": invalid object entry array size: %"PRIu64,
-                                  offset,
-                                  le64toh(o->object.size));
+                        error(offset,
+                              "invalid object entry array size: %"PRIu64,
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
                 if (!VALID64(o->entry_array.next_entry_array_offset)) {
-                        log_error(OFSfmt": invalid object entry array next_entry_array_offset: "OFSfmt,
-                                  offset,
-                                  o->entry_array.next_entry_array_offset);
+                        error(offset,
+                              "invalid object entry array next_entry_array_offset: "OFSfmt,
+                              o->entry_array.next_entry_array_offset);
                         return -EBADMSG;
                 }
 
                 for (i = 0; i < journal_file_entry_array_n_items(o); i++)
                         if (le64toh(o->entry_array.items[i]) != 0 &&
                             !VALID64(le64toh(o->entry_array.items[i]))) {
-                                log_error(OFSfmt": invalid object entry array item (%"PRIu64"/%"PRIu64"): "OFSfmt,
-                                          offset,
-                                          i, journal_file_entry_array_n_items(o),
-                                          le64toh(o->entry_array.items[i]));
+                                error(offset,
+                                      "invalid object entry array item (%"PRIu64"/%"PRIu64"): "OFSfmt,
+                                      i, journal_file_entry_array_n_items(o),
+                                      le64toh(o->entry_array.items[i]));
                                 return -EBADMSG;
                         }
 
@@ -257,16 +322,16 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
 
         case OBJECT_TAG:
                 if (le64toh(o->object.size) != sizeof(TagObject)) {
-                        log_error(OFSfmt": invalid object tag size: %"PRIu64,
-                                  offset,
-                                  le64toh(o->object.size));
+                        error(offset,
+                              "invalid object tag size: %"PRIu64,
+                              le64toh(o->object.size));
                         return -EBADMSG;
                 }
 
                 if (!VALID_EPOCH(o->tag.epoch)) {
-                        log_error(OFSfmt": invalid object tag epoch: %"PRIu64,
-                                  offset,
-                                  o->tag.epoch);
+                        error(offset,
+                              "invalid object tag epoch: %"PRIu64,
+                              o->tag.epoch);
                         return -EBADMSG;
                 }
 
@@ -276,58 +341,6 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
         return 0;
 }
 
-static void draw_progress(uint64_t p, usec_t *last_usec) {
-        unsigned n, i, j, k;
-        usec_t z, x;
-
-        if (!on_tty())
-                return;
-
-        z = now(CLOCK_MONOTONIC);
-        x = *last_usec;
-
-        if (x != 0 && x + 40 * USEC_PER_MSEC > z)
-                return;
-
-        *last_usec = z;
-
-        n = (3 * columns()) / 4;
-        j = (n * (unsigned) p) / 65535ULL;
-        k = n - j;
-
-        fputs("\r\x1B[?25l" ANSI_HIGHLIGHT_GREEN_ON, stdout);
-
-        for (i = 0; i < j; i++)
-                fputs("\xe2\x96\x88", stdout);
-
-        fputs(ANSI_HIGHLIGHT_OFF, stdout);
-
-        for (i = 0; i < k; i++)
-                fputs("\xe2\x96\x91", stdout);
-
-        printf(" %3"PRIu64"%%", 100U * p / 65535U);
-
-        fputs("\r\x1B[?25h", stdout);
-        fflush(stdout);
-}
-
-static void flush_progress(void) {
-        unsigned n, i;
-
-        if (!on_tty())
-                return;
-
-        n = (3 * columns()) / 4;
-
-        putchar('\r');
-
-        for (i = 0; i < n + 5; i++)
-                putchar(' ');
-
-        putchar('\r');
-        fflush(stdout);
-}
-
 static int write_uint64(int fd, uint64_t p) {
         ssize_t k;
 
@@ -390,7 +403,8 @@ static int entry_points_to_data(
         assert(entry_fd >= 0);
 
         if (!contains_uint64(f->mmap, entry_fd, n_entries, entry_p)) {
-                log_error("Data object references invalid entry at %"PRIu64, data_p);
+                error(data_p,
+                      "data object references invalid entry at "OFSfmt, entry_p);
                 return -EBADMSG;
         }
 
@@ -406,7 +420,8 @@ static int entry_points_to_data(
                 }
 
         if (!found) {
-                log_error("Data object not referenced by linked entry at %"PRIu64, data_p);
+                error(entry_p,
+                      "data object at "OFSfmt" not referenced by linked entry", data_p);
                 return -EBADMSG;
         }
 
@@ -449,7 +464,7 @@ static int entry_points_to_data(
                                         x = z;
                         }
 
-                        log_error("Entry object doesn't exist in main entry array at %"PRIu64, entry_p);
+                        error(entry_p, "entry object doesn't exist in main entry array");
                         return -EBADMSG;
                 }
 
@@ -479,8 +494,9 @@ static int verify_data(
 
         /* Entry array means at least two objects */
         if (a && n < 2) {
-                log_error("Entry array present (entry_array_offset=%"PRIu64", but n_entries=%"PRIu64,
-                          a, n);
+                error(p,
+                      "entry array present (entry_array_offset="OFSfmt", but n_entries=%"PRIu64")",
+                      a, n);
                 return -EBADMSG;
         }
 
@@ -500,12 +516,12 @@ static int verify_data(
                 uint64_t next, m, j;
 
                 if (a == 0) {
-                        log_error("Array chain too short at %"PRIu64, p);
+                        error(p, "array chain too short");
                         return -EBADMSG;
                 }
 
                 if (!contains_uint64(f->mmap, entry_array_fd, n_entry_arrays, a)) {
-                        log_error("Invalid array at %"PRIu64, p);
+                        error(p, "invalid array offset "OFSfmt, a);
                         return -EBADMSG;
                 }
 
@@ -515,7 +531,8 @@ static int verify_data(
 
                 next = le64toh(o->entry_array.next_entry_array_offset);
                 if (next != 0 && next <= a) {
-                        log_error("Array chain has cycle at %"PRIu64, p);
+                        error(p, "array chain has cycle (jumps back from "OFSfmt" to "OFSfmt")",
+                              a, next);
                         return -EBADMSG;
                 }
 
@@ -524,7 +541,7 @@ static int verify_data(
 
                         q = le64toh(o->entry_array.items[j]);
                         if (q <= last) {
-                                log_error("Data object's entry array not sorted at %"PRIu64, p);
+                                error(p, "data object's entry array not sorted");
                                 return -EBADMSG;
                         }
                         last = q;
@@ -575,8 +592,8 @@ static int verify_hash_table(
                         uint64_t next;
 
                         if (!contains_uint64(f->mmap, data_fd, n_data, p)) {
-                                log_error("Invalid data object at hash entry %"PRIu64" of %"PRIu64,
-                                          i, n);
+                                error(p, "invalid data object at hash entry %"PRIu64" of %"PRIu64,
+                                      i, n);
                                 return -EBADMSG;
                         }
 
@@ -586,14 +603,14 @@ static int verify_hash_table(
 
                         next = le64toh(o->data.next_hash_offset);
                         if (next != 0 && next <= p) {
-                                log_error("Hash chain has a cycle in hash entry %"PRIu64" of %"PRIu64,
-                                          i, n);
+                                error(p, "hash chain has a cycle in hash entry %"PRIu64" of %"PRIu64,
+                                      i, n);
                                 return -EBADMSG;
                         }
 
                         if (le64toh(o->data.hash) % n != i) {
-                                log_error("Hash value mismatch in hash entry %"PRIu64" of %"PRIu64,
-                                          i, n);
+                                error(p, "hash value mismatch in hash entry %"PRIu64" of %"PRIu64,
+                                      i, n);
                                 return -EBADMSG;
                         }
 
@@ -606,7 +623,7 @@ static int verify_hash_table(
                 }
 
                 if (last != le64toh(f->data_hash_table[i].tail_hash_offset)) {
-                        log_error("Tail hash pointer mismatch in hash table");
+                        error(p, "tail hash pointer mismatch in hash table");
                         return -EBADMSG;
                 }
         }
@@ -660,7 +677,7 @@ static int verify_entry(
                 h = le64toh(o->entry.items[i].hash);
 
                 if (!contains_uint64(f->mmap, data_fd, n_data, q)) {
-                        log_error("Invalid data object at entry %"PRIu64, p);
+                        error(p, "invalid data object of entry");
                                 return -EBADMSG;
                         }
 
@@ -669,7 +686,7 @@ static int verify_entry(
                         return r;
 
                 if (le64toh(u->data.hash) != h) {
-                        log_error("Hash mismatch for data object at entry %"PRIu64, p);
+                        error(p, "hash mismatch for data object of entry");
                         return -EBADMSG;
                 }
 
@@ -677,7 +694,7 @@ static int verify_entry(
                 if (r < 0)
                         return r;
                 if (r == 0) {
-                        log_error("Data object missing from hash at entry %"PRIu64, p);
+                        error(p, "data object missing from hash table");
                         return -EBADMSG;
                 }
         }
@@ -712,12 +729,12 @@ static int verify_entry_array(
                         draw_progress(0x8000 + (0x3FFF * i / n), last_usec);
 
                 if (a == 0) {
-                        log_error("Array chain too short at %"PRIu64" of %"PRIu64, i, n);
+                        error(a, "array chain too short at %"PRIu64" of %"PRIu64, i, n);
                         return -EBADMSG;
                 }
 
                 if (!contains_uint64(f->mmap, entry_array_fd, n_entry_arrays, a)) {
-                        log_error("Invalid array at %"PRIu64" of %"PRIu64, i, n);
+                        error(a, "invalid array %"PRIu64" of %"PRIu64, i, n);
                         return -EBADMSG;
                 }
 
@@ -727,7 +744,9 @@ static int verify_entry_array(
 
                 next = le64toh(o->entry_array.next_entry_array_offset);
                 if (next != 0 && next <= a) {
-                        log_error("Array chain has cycle at %"PRIu64" of %"PRIu64, i, n);
+                        error(a,
+                              "array chain has cycle at %"PRIu64" of %"PRIu64" (jumps back from to "OFSfmt")",
+                              i, n, next);
                         return -EBADMSG;
                 }
 
@@ -737,15 +756,15 @@ static int verify_entry_array(
 
                         p = le64toh(o->entry_array.items[j]);
                         if (p <= last) {
-                                log_error("Entry array not sorted at %"PRIu64" of %"PRIu64,
-                                          i, n);
+                                error(a, "entry array not sorted at %"PRIu64" of %"PRIu64,
+                                      i, n);
                                 return -EBADMSG;
                         }
                         last = p;
 
                         if (!contains_uint64(f->mmap, entry_fd, n_entries, p)) {
-                                log_error("Invalid array entry at %"PRIu64" of %"PRIu64,
-                                          i, n);
+                                error(a, "invalid array entry at %"PRIu64" of %"PRIu64,
+                                      i, n);
                                 return -EBADMSG;
                         }
 
@@ -825,12 +844,7 @@ int journal_file_verify(
                 goto fail;
         }
 
-#ifdef HAVE_GCRYPT
-        if ((le32toh(f->header->compatible_flags) & ~HEADER_COMPATIBLE_SEALED) != 0)
-#else
-        if (f->header->compatible_flags != 0)
-#endif
-        {
+        if (le32toh(f->header->compatible_flags) & ~HEADER_COMPATIBLE_SUPPORTED) {
                 log_error("Cannot verify file with unknown extensions.");
                 r = -ENOTSUP;
                 goto fail;
@@ -838,7 +852,7 @@ int journal_file_verify(
 
         for (i = 0; i < sizeof(f->header->reserved); i++)
                 if (f->header->reserved[i] != 0) {
-                        log_error("Reserved field in non-zero.");
+                        error(offsetof(Header, reserved[i]), "reserved field is non-zero");
                         r = -EBADMSG;
                         goto fail;
                 }
@@ -853,12 +867,12 @@ int journal_file_verify(
 
                 r = journal_file_move_to_object(f, -1, p, &o);
                 if (r < 0) {
-                        log_error("Invalid object at "OFSfmt, p);
+                        error(p, "invalid object");
                         goto fail;
                 }
 
                 if (p > le64toh(f->header->tail_object_offset)) {
-                        log_error("Invalid tail object pointer");
+                        error(offsetof(Header, tail_object_offset), "invalid tail object pointer");
                         r = -EBADMSG;
                         goto fail;
                 }
@@ -870,25 +884,25 @@ int journal_file_verify(
 
                 r = journal_file_object_verify(f, p, o);
                 if (r < 0) {
-                        log_error("Invalid object contents at "OFSfmt": %s", p, strerror(-r));
+                        error(p, "invalid object contents: %s", strerror(-r));
                         goto fail;
                 }
 
                 if ((o->object.flags & OBJECT_COMPRESSED_XZ) &&
                     (o->object.flags & OBJECT_COMPRESSED_LZ4)) {
-                        log_error("Objected with double compression at "OFSfmt, p);
-                        r = -EBADMSG;
+                        error(p, "objected with double compression");
+                        r = -EINVAL;
                         goto fail;
                 }
 
                 if ((o->object.flags & OBJECT_COMPRESSED_XZ) && !JOURNAL_HEADER_COMPRESSED_XZ(f->header)) {
-                        log_error("XZ compressed object in file without XZ compression at "OFSfmt, p);
+                        error(p, "XZ compressed object in file without XZ compression");
                         r = -EBADMSG;
                         goto fail;
                 }
 
                 if ((o->object.flags & OBJECT_COMPRESSED_LZ4) && !JOURNAL_HEADER_COMPRESSED_LZ4(f->header)) {
-                        log_error("LZ4 compressed object in file without LZ4 compression at "OFSfmt, p);
+                        error(p, "LZ4 compressed object in file without LZ4 compression");
                         r = -EBADMSG;
                         goto fail;
                 }
@@ -909,7 +923,7 @@ int journal_file_verify(
 
                 case OBJECT_ENTRY:
                         if (JOURNAL_HEADER_SEALED(f->header) && n_tags <= 0) {
-                                log_error("First entry before first tag at "OFSfmt, p);
+                                error(p, "first entry before first tag");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -919,21 +933,21 @@ int journal_file_verify(
                                 goto fail;
 
                         if (le64toh(o->entry.realtime) < last_tag_realtime) {
-                                log_error("Older entry after newer tag at "OFSfmt, p);
+                                error(p, "older entry after newer tag");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (!entry_seqnum_set &&
                             le64toh(o->entry.seqnum) != le64toh(f->header->head_entry_seqnum)) {
-                                log_error("Head entry sequence number incorrect at "OFSfmt, p);
+                                error(p, "head entry sequence number incorrect");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (entry_seqnum_set &&
                             entry_seqnum >= le64toh(o->entry.seqnum)) {
-                                log_error("Entry sequence number out of synchronization at "OFSfmt, p);
+                                error(p, "entry sequence number out of synchronization");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -944,7 +958,7 @@ int journal_file_verify(
                         if (entry_monotonic_set &&
                             sd_id128_equal(entry_boot_id, o->entry.boot_id) &&
                             entry_monotonic > le64toh(o->entry.monotonic)) {
-                                log_error("Entry timestamp out of synchronization at "OFSfmt, p);
+                                error(p, "entry timestamp out of synchronization");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -955,7 +969,7 @@ int journal_file_verify(
 
                         if (!entry_realtime_set &&
                             le64toh(o->entry.realtime) != le64toh(f->header->head_entry_realtime)) {
-                                log_error("Head entry realtime timestamp incorrect");
+                                error(p, "head entry realtime timestamp incorrect");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -968,14 +982,14 @@ int journal_file_verify(
 
                 case OBJECT_DATA_HASH_TABLE:
                         if (n_data_hash_tables > 1) {
-                                log_error("More than one data hash table at "OFSfmt, p);
+                                error(p, "more than one data hash table");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (le64toh(f->header->data_hash_table_offset) != p + offsetof(HashTableObject, items) ||
                             le64toh(f->header->data_hash_table_size) != le64toh(o->object.size) - offsetof(HashTableObject, items)) {
-                                log_error("Header fields for data hash table invalid");
+                                error(p, "header fields for data hash table invalid");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -985,14 +999,14 @@ int journal_file_verify(
 
                 case OBJECT_FIELD_HASH_TABLE:
                         if (n_field_hash_tables > 1) {
-                                log_error("More than one field hash table at "OFSfmt, p);
+                                error(p, "more than one field hash table");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (le64toh(f->header->field_hash_table_offset) != p + offsetof(HashTableObject, items) ||
                             le64toh(f->header->field_hash_table_size) != le64toh(o->object.size) - offsetof(HashTableObject, items)) {
-                                log_error("Header fields for field hash table invalid");
+                                error(p, "header fields for field hash table invalid");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -1007,7 +1021,7 @@ int journal_file_verify(
 
                         if (p == le64toh(f->header->entry_array_offset)) {
                                 if (found_main_entry_array) {
-                                        log_error("More than one main entry array at "OFSfmt, p);
+                                        error(p, "more than one main entry array");
                                         r = -EBADMSG;
                                         goto fail;
                                 }
@@ -1020,19 +1034,19 @@ int journal_file_verify(
 
                 case OBJECT_TAG:
                         if (!JOURNAL_HEADER_SEALED(f->header)) {
-                                log_error("Tag object in file without sealing at "OFSfmt, p);
+                                error(p, "tag object in file without sealing");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (le64toh(o->tag.seqnum) != n_tags + 1) {
-                                log_error("Tag sequence number out of synchronization at "OFSfmt, p);
+                                error(p, "tag sequence number out of synchronization");
                                 r = -EBADMSG;
                                 goto fail;
                         }
 
                         if (le64toh(o->tag.epoch) < last_epoch) {
-                                log_error("Epoch sequence out of synchronization at "OFSfmt, p);
+                                error(p, "epoch sequence out of synchronization");
                                 r = -EBADMSG;
                                 goto fail;
                         }
@@ -1041,11 +1055,11 @@ int journal_file_verify(
                         if (f->seal) {
                                 uint64_t q, rt;
 
-                                log_debug("Checking tag %"PRIu64"...", le64toh(o->tag.seqnum));
+                                debug(p, "checking tag %"PRIu64"...", le64toh(o->tag.seqnum));
 
                                 rt = f->fss_start_usec + o->tag.epoch * f->fss_interval_usec;
                                 if (entry_realtime_set && entry_realtime >= rt + f->fss_interval_usec) {
-                                        log_error("Tag/entry realtime timestamp out of synchronization at "OFSfmt, p);
+                                        error(p, "tag/entry realtime timestamp out of synchronization");
                                         r = -EBADMSG;
                                         goto fail;
                                 }
@@ -1088,7 +1102,7 @@ int journal_file_verify(
                                         goto fail;
 
                                 if (memcmp(o->tag.tag, gcry_md_read(f->hmac, 0), TAG_LENGTH) != 0) {
-                                        log_error("Tag failed verification at "OFSfmt, p);
+                                        error(p, "tag failed verification");
                                         r = -EBADMSG;
                                         goto fail;
                                 }
@@ -1117,72 +1131,72 @@ int journal_file_verify(
         }
 
         if (!found_last) {
-                log_error("Tail object pointer dead");
+                error(le64toh(f->header->tail_object_offset), "tail object pointer dead");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (n_objects != le64toh(f->header->n_objects)) {
-                log_error("Object number mismatch");
+                error(offsetof(Header, n_objects), "object number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (n_entries != le64toh(f->header->n_entries)) {
-                log_error("Entry number mismatch");
+                error(offsetof(Header, n_entries), "entry number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (JOURNAL_HEADER_CONTAINS(f->header, n_data) &&
             n_data != le64toh(f->header->n_data)) {
-                log_error("Data number mismatch");
+                error(offsetof(Header, n_data), "data number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (JOURNAL_HEADER_CONTAINS(f->header, n_fields) &&
             n_fields != le64toh(f->header->n_fields)) {
-                log_error("Field number mismatch");
+                error(offsetof(Header, n_fields), "field number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (JOURNAL_HEADER_CONTAINS(f->header, n_tags) &&
             n_tags != le64toh(f->header->n_tags)) {
-                log_error("Tag number mismatch");
+                error(offsetof(Header, n_tags), "tag number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (JOURNAL_HEADER_CONTAINS(f->header, n_entry_arrays) &&
             n_entry_arrays != le64toh(f->header->n_entry_arrays)) {
-                log_error("Entry array number mismatch");
+                error(offsetof(Header, n_entry_arrays), "entry array number mismatch");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (n_data_hash_tables != 1) {
-                log_error("Missing data hash table");
+                error(0, "missing data hash table");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (n_field_hash_tables != 1) {
-                log_error("Missing field hash table");
+                error(0, "missing field hash table");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (!found_main_entry_array) {
-                log_error("Missing entry array");
+                error(0, "missing entry array");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (entry_seqnum_set &&
             entry_seqnum != le64toh(f->header->tail_entry_seqnum)) {
-                log_error("Invalid tail seqnum");
+                error(offsetof(Header, tail_entry_seqnum), "invalid tail seqnum");
                 r = -EBADMSG;
                 goto fail;
         }
@@ -1190,13 +1204,13 @@ int journal_file_verify(
         if (entry_monotonic_set &&
             (!sd_id128_equal(entry_boot_id, f->header->boot_id) ||
              entry_monotonic != le64toh(f->header->tail_entry_monotonic))) {
-                log_error("Invalid tail monotonic timestamp");
+                error(0, "invalid tail monotonic timestamp");
                 r = -EBADMSG;
                 goto fail;
         }
 
         if (entry_realtime_set && entry_realtime != le64toh(f->header->tail_entry_realtime)) {
-                log_error("Invalid tail realtime timestamp");
+                error(0, "invalid tail realtime timestamp");
                 r = -EBADMSG;
                 goto fail;
         }