+++ /dev/null
-#include "ntdb-source.h"
-#include "tap-interface.h"
-#include "logging.h"
-#include "helprun-external-agent.h"
-
-/* We rig the hash so all records clash. */
-static uint32_t clash(const void *key, size_t len, uint32_t seed, void *priv)
-{
- return *((const unsigned int *)key) << 20;
-}
-
-int main(int argc, char *argv[])
-{
- unsigned int i;
- struct ntdb_context *ntdb;
- unsigned int v;
- struct ntdb_used_record rec;
- NTDB_DATA key = { (unsigned char *)&v, sizeof(v) };
- NTDB_DATA dbuf = { (unsigned char *)&v, sizeof(v) };
- union ntdb_attribute hattr = { .hash = { .base = { NTDB_ATTRIBUTE_HASH },
- .fn = clash } };
- int flags[] = { NTDB_INTERNAL, NTDB_DEFAULT, NTDB_NOMMAP,
- NTDB_INTERNAL|NTDB_CONVERT, NTDB_CONVERT,
- NTDB_NOMMAP|NTDB_CONVERT,
- };
-
- hattr.base.next = &tap_log_attr;
-
- plan_tests(sizeof(flags) / sizeof(flags[0]) * 137 + 1);
- for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
- struct hash_info h;
- ntdb_off_t new_off, new_off2, off;
-
- ntdb = ntdb_open("run-04-basichash.ntdb", flags[i]|MAYBE_NOSYNC,
- O_RDWR|O_CREAT|O_TRUNC, 0600, &hattr);
- ok1(ntdb);
- if (!ntdb)
- continue;
-
- v = 0;
- /* Should not find it. */
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in top table, bucket 0. */
- ok1(h.table == NTDB_HASH_OFFSET);
- ok1(h.table_size == (1 << ntdb->hash_bits));
- ok1(h.bucket == 0);
- ok1(h.old_val == 0);
-
- /* Should have lock on bucket 0 */
- ok1(h.h == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- /* FIXME: Check lock length */
-
- /* Allocate a new record. */
- new_off = alloc(ntdb, key.dsize, dbuf.dsize,
- NTDB_USED_MAGIC, false);
- ok1(!NTDB_OFF_IS_ERR(new_off));
-
- /* We should be able to add it now. */
- ok1(add_to_hash(ntdb, &h, new_off) == 0);
-
- /* Make sure we fill it in for later finding. */
- off = new_off + sizeof(struct ntdb_used_record);
- ok1(!ntdb->io->twrite(ntdb, off, key.dptr, key.dsize));
- off += key.dsize;
- ok1(!ntdb->io->twrite(ntdb, off, dbuf.dptr, dbuf.dsize));
-
- /* We should be able to unlock that OK. */
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Database should be consistent. */
- ok1(ntdb_check(ntdb, NULL, NULL) == 0);
-
- /* Now, this should give a successful lookup. */
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located it in top table, bucket 0. */
- ok1(h.table == NTDB_HASH_OFFSET);
- ok1(h.table_size == (1 << ntdb->hash_bits));
- ok1(h.bucket == 0);
-
- /* Should have lock on bucket 0 */
- ok1(h.h == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- /* FIXME: Check lock length */
-
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Database should be consistent. */
- ok1(ntdb_check(ntdb, NULL, NULL) == 0);
-
- /* Test expansion. */
- v = 1;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located clash in toplevel bucket 0. */
- ok1(h.table == NTDB_HASH_OFFSET);
- ok1(h.table_size == (1 << ntdb->hash_bits));
- ok1(h.bucket == 0);
- ok1((h.old_val & NTDB_OFF_MASK) == new_off);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- /* FIXME: Check lock length */
-
- new_off2 = alloc(ntdb, key.dsize, dbuf.dsize,
- NTDB_USED_MAGIC, false);
- ok1(!NTDB_OFF_IS_ERR(new_off2));
-
- off = new_off2 + sizeof(struct ntdb_used_record);
- ok1(!ntdb->io->twrite(ntdb, off, key.dptr, key.dsize));
- off += key.dsize;
- ok1(!ntdb->io->twrite(ntdb, off, dbuf.dptr, dbuf.dsize));
-
- /* We should be able to add it now. */
- ok1(add_to_hash(ntdb, &h, new_off2) == 0);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Should be happy with expansion. */
- ok1(ntdb_check(ntdb, NULL, NULL) == 0);
-
- /* Should be able to find both. */
- v = 1;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off2);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in chain. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 1);
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- v = 0;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in chain. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 0);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- /* FIXME: Check lock length */
-
- /* Simple delete should work. */
- ok1(delete_from_hash(ntdb, &h) == 0);
- ok1(add_free_record(ntdb, new_off,
- sizeof(struct ntdb_used_record)
- + rec_key_length(&rec)
- + rec_data_length(&rec)
- + rec_extra_padding(&rec),
- NTDB_LOCK_NOWAIT, false) == 0);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
- ok1(ntdb_check(ntdb, NULL, NULL) == 0);
-
- /* Should still be able to find other record. */
- v = 1;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off2);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in chain. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 1);
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Now should find empty space. */
- v = 0;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in chain, bucket 0. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 0);
- ok1(h.old_val == 0);
-
- /* Adding another record should work. */
- v = 2;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have located space in chain, bucket 0. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 0);
- ok1(h.old_val == 0);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
-
- new_off = alloc(ntdb, key.dsize, dbuf.dsize,
- NTDB_USED_MAGIC, false);
- ok1(!NTDB_OFF_IS_ERR(new_off2));
- ok1(add_to_hash(ntdb, &h, new_off) == 0);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- off = new_off + sizeof(struct ntdb_used_record);
- ok1(!ntdb->io->twrite(ntdb, off, key.dptr, key.dsize));
- off += key.dsize;
- ok1(!ntdb->io->twrite(ntdb, off, dbuf.dptr, dbuf.dsize));
-
- /* Adding another record should cause expansion. */
- v = 3;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should not have located space in chain. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 2);
- ok1(h.bucket == 2);
- ok1(h.old_val != 0);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
-
- new_off = alloc(ntdb, key.dsize, dbuf.dsize,
- NTDB_USED_MAGIC, false);
- ok1(!NTDB_OFF_IS_ERR(new_off2));
- off = new_off + sizeof(struct ntdb_used_record);
- ok1(!ntdb->io->twrite(ntdb, off, key.dptr, key.dsize));
- off += key.dsize;
- ok1(!ntdb->io->twrite(ntdb, off, dbuf.dptr, dbuf.dsize));
- ok1(add_to_hash(ntdb, &h, new_off) == 0);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Retrieve it and check. */
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have appended to chain, bucket 2. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 3);
- ok1(h.bucket == 2);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* YA record: relocation. */
- v = 4;
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == 0);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should not have located space in chain. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 3);
- ok1(h.bucket == 3);
- ok1(h.old_val != 0);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
-
- new_off = alloc(ntdb, key.dsize, dbuf.dsize,
- NTDB_USED_MAGIC, false);
- ok1(!NTDB_OFF_IS_ERR(new_off2));
- off = new_off + sizeof(struct ntdb_used_record);
- ok1(!ntdb->io->twrite(ntdb, off, key.dptr, key.dsize));
- off += key.dsize;
- ok1(!ntdb->io->twrite(ntdb, off, dbuf.dptr, dbuf.dsize));
- ok1(add_to_hash(ntdb, &h, new_off) == 0);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- /* Retrieve it and check. */
- ok1(find_and_lock(ntdb, key, F_WRLCK, &h, &rec, NULL) == new_off);
- /* Should have created correct hash. */
- ok1(h.h == ntdb_hash(ntdb, key.dptr, key.dsize));
- /* Should have appended to chain, bucket 2. */
- ok1(h.table > NTDB_HASH_OFFSET);
- ok1(h.table_size == 4);
- ok1(h.bucket == 3);
-
- /* Should have lock on bucket 0 */
- ok1((h.h & ((1 << ntdb->hash_bits)-1)) == 0);
- ok1((ntdb->flags & NTDB_NOLOCK) || ntdb->file->num_lockrecs == 1);
- ok1((ntdb->flags & NTDB_NOLOCK)
- || ntdb->file->lockrecs[0].off == NTDB_HASH_LOCK_START);
- ok1(ntdb_unlock_hash(ntdb, h.h, F_WRLCK) == 0);
-
- ntdb_close(ntdb);
- }
-
- ok1(tap_log_messages == 0);
- return exit_status();
-}
projects / ccan / blobdiff