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-/*
-* Copyright (C) 2009-2010 Mamadou Diop.
-*
-* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
-*
-* This file is part of Open Source Doubango Framework.
-*
-* DOUBANGO is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-*
-* DOUBANGO is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with DOUBANGO.
-*
-*/
-
-/**@file tsk_options.c
- * @brief Options.
- *
- * @author Mamadou Diop <diopmamadou(at)doubango.org>
- *
- * @date Created: Sat Nov 8 16:54:58 2009 mdiop
- */
-#include "tsk_options.h"
-#include "tsk_memory.h"
-#include "tsk_string.h"
-#include "tsk_common.h"
-
-#include <string.h>
-
-/**@defgroup tsk_options_group Options.
-*/
-
-/** Predicate function used to find an option by id.
-*/
-static int pred_find_option_by_id(const tsk_list_item_t *item, const void *id)
-{
- if(item && item->data){
- tsk_option_t *option = item->data;
- return (option->id - *((int*)id));
- }
- return -1;
-}
-
-/**@ingroup tsk_options_group
-*/
-tsk_option_t* tsk_option_create(int id, const char* value)
-{
- return tsk_object_new(TSK_OPTION_VA_ARGS(id, value));
-}
-
-/**@ingroup tsk_options_group
-*/
-tsk_option_t* tsk_option_create_null()
-{
- return tsk_option_create(0, tsk_null);
-}
-
-
-/**@ingroup tsk_options_group
-* Checks if the supplied list of options contains an option with this @a id.
-* @param self The list of options into which to search.
-* @param id The id of the option to search.
-* @retval @ref tsk_true if the parameter exist and @ref tsk_false otherwise.
-*/
-tsk_bool_t tsk_options_have_option(const tsk_options_L_t *self, int id)
-{
- if(self){
- if(tsk_list_find_item_by_pred(self, pred_find_option_by_id, &id)){
- return tsk_true;
- }
- }
- return tsk_false;
-}
-
-/**@ingroup tsk_options_group
-* Adds an option to the list of options. If the option already exist(same id), then it's value will be updated.
-* @param self The destination list.
-* @param id The id of the option to add.
-* @param value The value of the option to add.
-* @retval Zero if succeed and -1 otherwise.
-*/
-int tsk_options_add_option(tsk_options_L_t **self, int id, const char* value)
-{
- tsk_option_t *option;
-
- if(!self) {
- return -1;
- }
-
- if(!*self){
- *self = tsk_list_create();
- }
-
- if((option = (tsk_option_t*)tsk_options_get_option_by_id(*self, id))){
- tsk_strupdate(&option->value, value); /* Already exist ==> update the value. */
- }
- else{
- option = tsk_option_create(id, value);
- tsk_list_push_back_data(*self, (void**)&option);
- }
-
- return 0;
-}
-
-int tsk_options_add_option_2(tsk_options_L_t **self, const tsk_option_t* option)
-{
- int ret = -1;
- if(!self || !option || !option){
- return ret;
- }
-
- ret = tsk_options_add_option(self, option->id, option->value);
- return ret;
-}
-
-/**@ingroup tsk_options_group
-* Removes an option from the list of options.
-* @param self The source list.
-* @param id The id of the option to remove.
-* @retval Zero if succeed and -1 otherwise.
-*/
-int tsk_options_remove_option(tsk_options_L_t *self, int id)
-{
- if(self){
- tsk_list_remove_item_by_pred(self, pred_find_option_by_id, &id);
- return 0;
- }
- return -1;
-}
-
-/**@ingroup tsk_options_group
-* Gets an option from the list of options by id.
-* @param self The source list.
-* @param id The id of the option to retrieve.
-* @retval @ref tsk_option_t if succeed and NULL otherwise.
-*/
-const tsk_option_t *tsk_options_get_option_by_id(const tsk_options_L_t *self, int id)
-{
- if(self){
- const tsk_list_item_t *item_const = tsk_list_find_item_by_pred(self, pred_find_option_by_id, &id);
- if(item_const){
- return item_const->data;
- }
- }
- return 0;
-}
-
-/**@ingroup tsk_options_group
-* Gets the value of a option.
-* @param self The source list.
-* @param id The id of the option to retrieve.
-* @retval The value of the option if succeed and @ref tsk_null otherwise.
-*/
-const char *tsk_options_get_option_value(const tsk_options_L_t *self, int id)
-{
- if(self){
- const tsk_list_item_t *item_const = tsk_list_find_item_by_pred(self, pred_find_option_by_id, &id);
- if(item_const && item_const->data){
- return ((const tsk_option_t *)item_const->data)->value;
- }
- }
- return tsk_null;
-}
-
-/**@ingroup tsk_options_group
-* Gets the value of a option.
-* @param self The source list.
-* @param id The id of the option to retrieve.
-* @retval The value of the option if succeed and -1 otherwise.
-*/
-int tsk_options_get_option_value_as_int(const tsk_options_L_t *self, int id)
-{
- const char *value = tsk_options_get_option_value(self, id);
- return value ? atoi(value) : -1;
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-//=================================================================================================
-// option object definition
-//
-static tsk_object_t* tsk_option_ctor(tsk_object_t * self, va_list * app)
-{
- tsk_option_t *option = self;
- if(option){
- int id = va_arg(*app, int);
- const char* value = va_arg(*app, const char *);
-
- option->id = id;
- if(!tsk_strnullORempty(value)) {
- option->value = tsk_strdup(value);
- }
- }
-
- return self;
-}
-
-static tsk_object_t* tsk_option_dtor(tsk_object_t * self)
-{
- tsk_option_t *option = self;
- if(option){
- TSK_FREE(option->value);
- }
-
- return self;
-}
-
-static const tsk_object_def_t tsk_option_def_s =
-{
- sizeof(tsk_option_t),
- tsk_option_ctor,
- tsk_option_dtor,
- tsk_null,
-};
-const tsk_object_def_t* tsk_option_def_t = &tsk_option_def_s;
-
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