1 #define _XOPEN_SOURCE 500
6 #include "tdb/freelist.c"
7 #include "tdb/traverse.c"
8 #include "tdb/transaction.c"
11 #include "tdb/check.c"
16 static int check(TDB_DATA key, TDB_DATA data, void *private)
18 unsigned int *sizes = private;
20 if (key.dsize > strlen("hello"))
22 if (memcmp(key.dptr, "hello", key.dsize) != 0)
25 if (data.dsize != strlen("world"))
27 if (memcmp(data.dptr, "world", data.dsize) != 0)
30 sizes[0] += key.dsize;
31 sizes[1] += data.dsize;
35 int main(int argc, char *argv[])
37 struct tdb_context *tdb;
39 unsigned int i, verifiable, corrupt, sizes[2], dsize, ksize;
42 tdb = tdb_open("/tmp/test6.tdb", 2, TDB_CLEAR_IF_FIRST,
43 O_CREAT|O_TRUNC|O_RDWR, 0600);
47 ok1(tdb_check(tdb, NULL, NULL) == 0);
49 key.dptr = (void *)"hello";
50 data.dsize = strlen("world");
51 data.dptr = (void *)"world";
53 /* Key and data size respectively. */
56 /* 5 keys in hash size 2 means we'll have multichains. */
57 for (key.dsize = 1; key.dsize <= 5; key.dsize++) {
60 if (tdb_store(tdb, key, data, TDB_INSERT) != 0)
64 /* This is how many bytes we expect to be verifiable. */
65 /* From the file header. */
66 verifiable = strlen(TDB_MAGIC_FOOD) + 1
67 + 2 * sizeof(uint32_t) + 2 * sizeof(tdb_off_t);
68 /* From the free list chain and hash chains. */
69 verifiable += 3 * sizeof(tdb_off_t);
70 /* From the record headers & tailer */
71 verifiable += 5 * (sizeof(struct list_struct) + sizeof(uint32_t));
72 /* The free block: we ignore datalen, keylen, full_hash. */
73 verifiable += sizeof(struct list_struct) - 3*sizeof(uint32_t) +
75 /* Our check function verifies the key and data. */
76 verifiable += ksize + dsize;
78 /* Flip one bit at a time, make sure it detects verifiable bytes. */
79 for (i = 0, corrupt = 0; i < tdb->map_size * CHAR_BIT; i++) {
80 bit_flip(tdb->map_ptr, i);
81 memset(sizes, 0, sizeof(sizes));
82 if (tdb_check(tdb, check, sizes) != 0)
84 else if (sizes[0] != ksize || sizes[1] != dsize)
86 bit_flip(tdb->map_ptr, i);
88 ok(corrupt == verifiable * CHAR_BIT, "corrupt %u should be %u",
89 corrupt, verifiable * CHAR_BIT);