/* Run parser */
static int parser_run(struct parser_obj *po)
{
int error = EOK;
struct collection_item *item = NULL;
uint32_t action = 0;
action_fn operations[] = { parser_read,
parser_inspect,
parser_post,
parser_error,
NULL };
TRACE_FLOW_ENTRY();
while(1) {
/* Get next action */
item = NULL;
error = col_dequeue_item(po->queue, &item);
if (error) {
TRACE_ERROR_NUMBER("Failed to get action", error);
return error;
}
/* Get action, run operation */
action = *((uint32_t *)(col_get_item_data(item)));
col_delete_item(item);
if (action == PARSE_DONE) {
TRACE_INFO_NUMBER("We are done", error);
/* Report merge error in detect mode
* if no other error was detected. */
if ((po->ret == 0) &&
(po->merge_error != 0) &&
((po->collision_flags & INI_MV1S_DETECT) ||
(po->collision_flags & INI_MV2S_DETECT) ||
(po->collision_flags & INI_MS_DETECT)))
po->ret = po->merge_error;
error = po->ret;
break;
}
error = operations[action](po);
if (error) {
TRACE_ERROR_NUMBER("Failed to perform an action", error);
return error;
}
}
TRACE_FLOW_EXIT();
return error;
}
/* Unbind the iterator from the collection */
void col_unbind_iterator(struct collection_iterator *iterator)
{
TRACE_FLOW_STRING("col_unbind_iterator", "Entry.");
if (iterator != NULL) {
col_destroy_collection(iterator->top);
col_delete_item(iterator->end_item);
free(iterator->stack);
free(iterator);
}
TRACE_FLOW_STRING("col_unbind_iterator", "Exit");
}
/* Merge contents of the section */
static int merge_section(struct parser_obj *po)
{
int error = EOK;
struct collection_item *item = NULL;
struct value_obj *vo = NULL;
int work_to_do = 1;
const char *key;
TRACE_FLOW_ENTRY();
do {
TRACE_INFO_STRING("Top of the merge loop", "");
item = NULL;
error = col_extract_item_from_current(po->sec,
COL_DSP_FRONT,
NULL,
0,
COL_TYPE_ANY,
&item);
if ((error) && (error != ENOENT)) {
TRACE_ERROR_NUMBER("Failed to extract item.", error);
return error;
}
if (item) {
TRACE_INFO_STRING("Item found:", col_get_item_property(item, NULL));
if (strncmp(col_get_item_property(item, NULL),
INI_SECTION_KEY, 1) == 0) {
/* Just ignore the first item */
vo = *((struct value_obj **)(col_get_item_data(item)));
value_destroy(vo);
col_delete_item(item);
continue;
}
po->merge_vo = *((struct value_obj **)(col_get_item_data(item)));
key = col_get_item_property(item, NULL);
/* To be able to use po->merge_key in the loop
* we have to overcome constraints imposed by
* the "const" declaration.
*/
memcpy(&(po->merge_key), &key, sizeof(char *));
/* Use the value processing function to inser the value */
error = complete_value_processing(po);
/* In case of error value is already cleaned */
po->merge_vo = NULL;
po->merge_key = NULL;
col_delete_item(item);
/* Now we can check the error */
if (error) {
TRACE_ERROR_NUMBER("Failed to merge item.", error);
return error;
}
}
else {
TRACE_INFO_STRING("No more items:", "");
work_to_do = 0;
}
}
while (work_to_do);
/* If we reached this place the incoming section is empty.
* but just to be safe clean with callback. */
col_destroy_collection_with_cb(po->sec, ini_cleanup_cb, NULL);
po->sec = NULL;
TRACE_FLOW_EXIT();
return EOK;
}
/* Clean all items in the section */
int empty_section(struct collection_item *sec)
{
int error = EOK;
struct collection_item *item = NULL;
struct collection_item *save_item = NULL;
struct value_obj *vo = NULL;
int work_to_do = 1;
TRACE_FLOW_ENTRY();
do {
item = NULL;
error = col_extract_item_from_current(sec,
COL_DSP_FRONT,
NULL,
0,
COL_TYPE_ANY,
&item);
if ((error) && (error != ENOENT)) {
TRACE_ERROR_NUMBER("Failed to extract item.", error);
return error;
}
if (item) {
TRACE_INFO_STRING("Item found:",
col_get_item_property(item, NULL));
if (strncmp(col_get_item_property(item, NULL),
INI_SECTION_KEY, 1) == 0) {
/* Just ignore the first item */
save_item = item;
continue;
}
vo = *((struct value_obj **)(col_get_item_data(item)));
value_destroy(vo);
col_delete_item(item);
}
else {
TRACE_INFO_STRING("No more items:", "");
/* Restore saved item */
error = col_insert_item(sec,
NULL,
save_item,
COL_DSP_END,
NULL,
0,
COL_INSERT_NOCHECK);
if (error) {
TRACE_ERROR_NUMBER("Failed to restore item.", error);
return error;
}
work_to_do = 0;
}
}
while (work_to_do);
TRACE_FLOW_EXIT();
return EOK;
}
