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libcasio/lib/mcs/local/open.c

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C

/* ****************************************************************************
* mcs/local/open.c -- open a local main memory.
* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
*
* This file is part of libcasio.
* libcasio is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3.0 of the License,
* or (at your option) any later version.
*
* libcasio 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libcasio; if not, see <http://www.gnu.org/licenses/>.
* ************************************************************************* */
#include "local.h"
/* ---
* Close callback, not Close Kombat
* --- */
/**
* casio_localmcs_close:
* Close a local main memory.
*
* @arg cookie the cookie.
* @return the error code (0 if ok).
*/
CASIO_LOCAL int casio_localmcs_close(localmcs_t *cookie)
{
int i, count = cookie->localmcs_count;
/* Free the files. */
for (i = 0; count && i < cookie->localmcs_size; i++) {
if (!cookie->localmcs_files[i]) continue;
casio_free_mcsfile(cookie->localmcs_files[i]);
}
/* Free the index and the cookie. */
casio_free(cookie->localmcs_files); casio_free(cookie);
return (0);
}
/* Callbacks */
CASIO_LOCAL casio_mcsfuncs_t funcs = {
(casio_mcs_get_t*)&casio_localmcs_get,
(casio_mcs_put_t*)&casio_localmcs_put,
(casio_mcs_delete_t*)&casio_localmcs_delete,
(casio_mcs_iter_t*)&casio_localmcs_iter,
(casio_mcs_close_t*)&casio_localmcs_close};
/* ---
* Main opening function.
* --- */
/**
* casio_open_local_mcs:
* Open a local main memory.
*
* @arg mcs the main memory to open.
* @return the error code (0 if ok).
*/
int CASIO_EXPORT casio_open_local_mcs(casio_mcs_t **mcs)
{
localmcs_t *cookie = NULL;
/* Allocate the cookie. */
cookie = casio_alloc(1, sizeof(*cookie));
if (!cookie) return (casio_error_alloc);
cookie->localmcs_count = 0;
cookie->localmcs_size = 0;
cookie->localmcs_files = NULL;
/* Make the main memory. */
return (casio_open_mcs(mcs, cookie, &funcs));
}