176 lines
3.9 KiB
C
176 lines
3.9 KiB
C
/* *****************************************************************************
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* core/free.c -- free elements of a handle.
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* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
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*
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* This file is part of libg1m.
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* libg1m is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 3.0 of the License,
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* or (at your option) any later version.
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*
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* libg1m is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with libg1m; if not, see <http://www.gnu.org/licenses/>.
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* ************************************************************************** */
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#include <libg1m/internals.h>
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#include <stdlib.h>
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/**
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* g1m_free_line_content:
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* Free an e-activity line content.
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*
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* @arg handle the line handle.
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*/
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void g1m_free_line_content(g1m_line_t *line)
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{
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if (line->type & (g1m_linetype_title | g1m_linetype_text
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| g1m_linetype_picture))
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free(line->content);
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if (line->type & g1m_linetype_eact) {
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for (int i = 0; i < line->count; i++) {
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g1m_free_line_content(line->lines[i]);
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free(line->lines[i]);
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}
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free(line->lines);
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}
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}
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/**
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* g1m_free_mcsfile_content:
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* Free an MCS file handle content.
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*
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* @arg handle the handle which has the content to free.
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*/
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void g1m_free_mcsfile_content(g1m_mcsfile_t *handle)
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{
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unsigned int type = handle->head.type;
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/* free content for unknown files */
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if (!type)
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free(handle->content);
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/* free cells */
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if (type & (g1m_mcstype_mat | g1m_mcstype_vct | g1m_mcstype_list
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| g1m_mcstype_spreadsheet)
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&& handle->head.width && handle->head.height) {
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free(handle->cells[0]);
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free(handle->cells);
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}
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/* free the images */
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if (type & g1m_mcstype_pict) {
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for (int i = 0; i < handle->head.count; i++)
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free(handle->pics[i]);
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if (handle->pics != &handle->pic)
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free(handle->pics);
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}
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/* free the vars */
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if ((type & g1m_mcstype_alphamem)
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&& handle->vars != &handle->var)
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free(handle->vars);
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/* free the content */
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if (type & g1m_mcstype_program)
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free(handle->content);
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}
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/**
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* g1m_free_mcsfile:
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* Free an MCS file handle.
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*
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* @arg handle the handle to free.
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*/
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void g1m_free_mcsfile(g1m_mcsfile_t *handle)
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{
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g1m_free_mcsfile_content(handle);
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free(handle);
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}
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/**
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* g1m_free_mcs:
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* Free all of the MCS.
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*
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* @arg handle the handle to close.
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*/
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void g1m_free_mcs(g1m_t *handle)
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{
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/* check if mcs */
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if (!handle->files)
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return ;
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/* foreach file in mcs */
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g1m_mcsfile_t **files = handle->files;
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int file_count = handle->count;
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for (int i = 0; i < file_count; i++) {
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/* free the file if exists */
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if (files[i]) g1m_free_mcsfile(files[i]);
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}
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free(handle->files); handle->files = NULL;
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}
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/**
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* g1m_free_content:
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* Free handle data.
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*
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* @arg handle the handle to close.
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*/
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void g1m_free_content(g1m_t *handle)
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{
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/* addin time! */
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if (handle->type & g1m_type_addin)
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free(handle->pixels);
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/* mcs time! */
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if (handle->type & g1m_type_mcs)
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g1m_free_mcs(handle);
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/* messages time! */
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if (handle->type & g1m_type_lang
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&& handle->messages) {
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for (int i = 0; i < handle->count; i++)
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free(handle->messages[i]);
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free(handle->messages);
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}
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/* function keys time! */
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if (handle->type & g1m_type_fkey
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&& handle->fkeys) {
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for (int i = 0; i < handle->count; i++)
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free(handle->fkeys[i]);
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free(handle->fkeys);
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}
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/* picture time! */
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if (handle->type & g1m_type_picture)
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free(handle->pixels);
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/* e-activities time! */
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if (handle->type & g1m_type_eact)
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g1m_free_line_content(handle->line);
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}
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/**
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* g1m_free:
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* Free a handle and its data.
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*
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* @arg handle the handle.
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*/
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void g1m_free(g1m_t *handle)
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{
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if (!handle) return ;
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g1m_free_content(handle);
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free(handle);
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}
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