/* Configuration copy callback */
static int ini_copy_cb(struct collection_item *item,
void *ext_data,
int *skip)
{
int error = EOK;
struct value_obj *vo = NULL;
struct value_obj *new_vo = NULL;
TRACE_FLOW_ENTRY();
ext_data = NULL;
*skip = 0;
/* Banary items are the values */
if(col_get_item_type(item) == COL_TYPE_BINARY) {
vo = *((struct value_obj **)(col_get_item_data(item)));
error = value_copy(vo, &new_vo);
if (error) {
TRACE_ERROR_NUMBER("Failed to copy value", error);
return error;
}
error = col_modify_binary_item(item,
NULL,
&new_vo,
sizeof(struct value_obj *));
if (error) {
TRACE_ERROR_NUMBER("Failed to copy value", error);
value_destroy(new_vo);
return error;
}
}
TRACE_FLOW_EXIT();
return error;
}
/* Complete value processing */
static int complete_value_processing(struct parser_obj *po)
{
int error = EOK;
int error2 = EOK;
struct value_obj *vo = NULL;
struct value_obj *vo_old = NULL;
unsigned insertmode;
uint32_t mergemode;
int suppress = 0;
int doinsert = 0;
struct collection_item *item = NULL;
struct collection_item *section = NULL;
int merging = 0;
TRACE_FLOW_ENTRY();
if (po->merge_sec) {
TRACE_INFO_STRING("Processing value in merge mode", "");
section = po->merge_sec;
merging = 1;
}
else if(!(po->sec)) {
TRACE_INFO_STRING("Creating default section", "");
/* If there is not open section create a default one */
error = col_create_collection(&po->sec,
INI_DEFAULT_SECTION,
COL_CLASS_INI_SECTION);
if (error) {
TRACE_ERROR_NUMBER("Failed to create default section", error);
return error;
}
section = po->sec;
}
else {
TRACE_INFO_STRING("Processing value in normal mode", "");
section = po->sec;
}
if (merging) {
TRACE_INFO_STRING("Using merge key:", po->merge_key);
vo = po->merge_vo;
/* We are adding to the merge section so use MV2S flags.
* But flags are done in such a way that deviding MV2S by MV1S mask
* will translate MV2S flags into MV1S so we can use
* MV1S constants. */
TRACE_INFO_NUMBER("Collisions flags:", po->collision_flags);
mergemode = (po->collision_flags & INI_MV2S_MASK) / INI_MV1S_MASK;
}
else {
/* Construct value object from what we have */
error = value_create_from_refarray(po->raw_lines,
po->raw_lengths,
po->keylinenum,
INI_VALUE_READ,
po->key_len,
po->boundary,
po->ic,
&vo);
if (error) {
TRACE_ERROR_NUMBER("Failed to create value object", error);
return error;
}
/* Forget about the arrays. They are now owned by the value object */
po->ic = NULL;
po->raw_lines = NULL;
po->raw_lengths = NULL;
mergemode = po->collision_flags & INI_MV1S_MASK;
}
switch (mergemode) {
case INI_MV1S_ERROR:
insertmode = COL_INSERT_DUPERROR;
doinsert = 1;
break;
case INI_MV1S_PRESERVE:
insertmode = COL_INSERT_DUPERROR;
doinsert = 1;
suppress = 1;
break;
case INI_MV1S_ALLOW:
insertmode = COL_INSERT_NOCHECK;
doinsert = 1;
break;
case INI_MV1S_OVERWRITE: /* Special handling */
case INI_MV1S_DETECT:
default:
break;
}
/* Do not insert but search for dups first */
if (!doinsert) {
TRACE_INFO_STRING("Overwrite mode. Looking for:",
(char *)(merging ? po->merge_key : po->key));
error = col_get_item(section,
merging ? po->merge_key : po->key,
COL_TYPE_BINARY,
COL_TRAVERSE_DEFAULT,
&item);
if (error) {
TRACE_ERROR_NUMBER("Failed searching for dup", error);
value_destroy(vo);
return error;
}
/* Check if there is a dup */
if (item) {
/* Check if we are in the detect mode */
if (mergemode == INI_MV1S_DETECT) {
po->merge_error = EEXIST;
/* There is a dup - inform user about it and continue */
error = save_error(po->el,
merging ? po->seclinenum : po->keylinenum,
merging ? ERR_DUPKEYSEC : ERR_DUPKEY,
ERROR_TXT);
if (error) {
TRACE_ERROR_NUMBER("Failed to save error", error);
value_destroy(vo);
return error;
}
doinsert = 1;
insertmode = COL_INSERT_NOCHECK;
}
else {
/* Dup exists - update it */
vo_old = *((struct value_obj **)(col_get_item_data(item)));
error = col_modify_binary_item(item,
NULL,
&vo,
sizeof(struct value_obj *));
if (error) {
TRACE_ERROR_NUMBER("Failed updating the value", error);
value_destroy(vo);
return error;
}
/* If we failed to update it is better to leak then crash,
* so destroy original value only on the successful update.
*/
value_destroy(vo_old);
}
}
else {
/* No dup found so we can insert with no check */
doinsert = 1;
insertmode = COL_INSERT_NOCHECK;
}
}
if (doinsert) {
/* Add value to collection */
error = col_insert_binary_property(section,
NULL,
COL_DSP_END,
NULL,
0,
insertmode,
merging ? po->merge_key : po->key,
&vo,
sizeof(struct value_obj *));
if (error) {
value_destroy(vo);
if ((suppress) && (error == EEXIST)) {
TRACE_INFO_STRING("Preseved exisitng value",
(char *)(merging ? po->merge_key : po->key));
}
else {
/* Check if this is a critical error or not */
if ((mergemode == INI_MV1S_ERROR) && (error == EEXIST)) {
TRACE_ERROR_NUMBER("Failed to add value object "
"to the section", error);
error2 = save_error(po->el,
merging ? po->seclinenum : po->keylinenum,
merging ? ERR_DUPKEYSEC : ERR_DUPKEY,
ERROR_TXT);
if (error2) {
TRACE_ERROR_NUMBER("Failed to save error", error2);
return error2;
}
return error;
}
else {
TRACE_ERROR_NUMBER("Failed to add value object"
" to the section", error);
return error;
}
}
}
}
if (!merging) {
free(po->key);
po->key = NULL;
po->key_len = 0;
}
TRACE_FLOW_EXIT();
return EOK;
}
