Function _fdb_keycmp

src/iterator.cc:50–62

lexicographically compares two variable-length binary streams

// lexicographically compares two variable-length binary streams
static int _fdb_keycmp(void *key1, size_t keylen1, void *key2, size_t keylen2)
{
    if (keylen1 == keylen2) {
        return memcmp(key1, key2, keylen1);
    }else {
        size_t len = MIN(keylen1, keylen2);
        int cmp = memcmp(key1, key2, len);
        if (cmp != 0) return cmp;
        else {
            return (int)((int)keylen1 - (int)keylen2);
        }
    }
}

static int _fdb_seqnum_cmp(struct avl_node *a, struct avl_node *b, void *aux)
{