Exemple #1
0
ib_hash_entry_t *ib_hash_find_htentry(
    const ib_hash_t *hash,
    ib_hash_entry_t *first,
    const void      *key,
    size_t           key_length,
    uint32_t         hash_value
) {
    IB_FTRACE_INIT();

    assert(hash != NULL);
    assert(key  != NULL);

    for (
        ib_hash_entry_t* current_entry = first;
        current_entry != NULL;
        current_entry = current_entry->next_entry
    )
    {
        if (
            current_entry->hash_value == hash_value &&
            hash->equal_predicate(
                key,                key_length,
                current_entry->key, current_entry->key_length
            )
        ) {
            IB_FTRACE_RET_PTR(ib_hash_entry_t, current_entry);
        }
    }
    IB_FTRACE_RET_PTR(ib_hash_entry_t, NULL);
}
Exemple #2
0
uint8_t *ib_bytestr_ptr(
    ib_bytestr_t *bs
) {
    IB_FTRACE_INIT();

    if (bs == NULL || IB_BYTESTR_CHECK_FREADONLY(bs->flags)) {
        IB_FTRACE_RET_PTR(uint8_t, NULL);
    }

    IB_FTRACE_RET_PTR(uint8_t, bs->data);
}
Exemple #3
0
ib_provider_inst_t *ib_log_provider_get_instance(ib_context_t *ctx)
{
    IB_FTRACE_INIT();
    ib_core_cfg_t *corecfg;
    ib_status_t rc;

    rc = ib_context_module_config(ctx, ib_core_module(),
                                  (void *)&corecfg);
    if (rc != IB_OK) {
        IB_FTRACE_RET_PTR(ib_provider_inst_t, NULL);
    }

    IB_FTRACE_RET_PTR(ib_provider_inst_t, corecfg->pi.logger);
}
Exemple #4
0
/**
 * Search the state to go to for the given state and letter. It represents
 * the goto() function of aho corasick using a balanced binary tree for
 * fast searching
 *
 * @param state the parent state
 * @param letter the ascii code to search
 *
 * @return ib_ac_state_t pointer to the state if found or NULL
 */
static inline ib_ac_state_t *ib_ac_bintree_goto(ib_ac_state_t *state,
                                                ib_ac_char_t letter)
{
    IB_FTRACE_INIT();

    ib_ac_bintree_t *bin_state = NULL;

    if (state == NULL) {
        IB_FTRACE_RET_PTR(ib_ac_state_t, NULL);
    }

    for (bin_state = state->bintree;
        bin_state != NULL;
        bin_state = (bin_state->letter > letter) ?
                    bin_state->left : bin_state->right )
    {
        if (bin_state->letter == letter) {
            IB_FTRACE_RET_PTR(ib_ac_state_t, bin_state->state);
        }
    }

    IB_FTRACE_RET_PTR(ib_ac_state_t, NULL);
}
Exemple #5
0
/**
 * Returns the state that would result of applying the
 * aho corasick goto() function to a given state with the given letter
 *
 * @param parent_state the state from which the transition would be done
 * @param char_state the letter used for the transition
 *
 * @returns the state in result
 */
static ib_ac_state_t*
ib_ac_child_for_code(ib_ac_state_t *parent_state,
                     ib_ac_char_t char_state)
{
    IB_FTRACE_INIT();

    ib_ac_state_t *state = NULL;

    if (parent_state == NULL || parent_state->child == NULL)
    {
        IB_FTRACE_RET_PTR(ib_ac_state_t, NULL);
    }

    for (state = parent_state->child;
         state != NULL;
         state = state->sibling)
    {
        if (state->letter == char_state) {
            IB_FTRACE_RET_PTR(ib_ac_state_t, state);
        }
    }

    IB_FTRACE_RET_PTR(ib_ac_state_t, NULL);
}
Exemple #6
0
ib_list_node_t *ib_list_node_prev(ib_list_node_t *node)
{
    IB_FTRACE_INIT(ib_list_node_prev);
    IB_FTRACE_RET_PTR(ib_list_node_t, IB_LIST_NODE_PREV(node));
}
Exemple #7
0
ib_list_node_t *ib_list_node_next(ib_list_node_t *node)
{
    IB_FTRACE_INIT(ib_list_node_next);
    IB_FTRACE_RET_PTR(ib_list_node_t, IB_LIST_NODE_NEXT(node));
}
Exemple #8
0
ib_list_node_t *ib_list_last(ib_list_t *list)
{
    IB_FTRACE_INIT(ib_list_last);
    IB_FTRACE_RET_PTR(ib_list_node_t, IB_LIST_LAST(list));
}
Exemple #9
0
ib_list_node_t *ib_list_first(ib_list_t *list)
{
    IB_FTRACE_INIT(ib_list_first);
    IB_FTRACE_RET_PTR(ib_list_node_t, IB_LIST_FIRST(list));
}
Exemple #10
0
ib_mpool_t* ib_bytestr_mpool(const ib_bytestr_t *bs)
{
    IB_FTRACE_INIT();
    IB_FTRACE_RET_PTR(ib_mpool_t, bs->mp);
}