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/* EINA - EFL data type library
* Copyright (C) 2002-2008 Carsten Haitzler,
* Jorge Luis Zapata Muga,
* Cedric Bail,
* Gustavo Sverzut Barbieri
* Tom Hacohen
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library;
* if not, see <http://www.gnu.org/licenses/>.
*/
/**
* @page tutorial_ustringshare_page UStringshare Tutorial
*
* to be written...
*
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "eina_config.h"
#include "eina_private.h"
#include "eina_unicode.h"
#include "eina_log.h"
#include "eina_share_common.h"
/* undefs EINA_ARG_NONULL() so NULL checks are not compiled out! */
#include "eina_safety_checks.h"
#include "eina_ustringshare.h"
#ifdef CRITICAL
#undef CRITICAL
#endif
#define CRITICAL(...) EINA_LOG_DOM_CRIT(_eina_share_ustringshare_log_dom, __VA_ARGS__)
#ifdef ERR
#undef ERR
#endif
#define ERR(...) EINA_LOG_DOM_ERR(_eina_share_ustringshare_log_dom, __VA_ARGS__)
#ifdef DBG
#undef DBG
#endif
#define DBG(...) EINA_LOG_DOM_DBG(_eina_share_ustringshare_log_dom, __VA_ARGS__)
static int _eina_share_ustringshare_log_dom = -1;
/* The actual share */
static Eina_Share *ustringshare_share;
static const char EINA_MAGIC_USTRINGSHARE_NODE_STR[] = "Eina UStringshare Node";
/*============================================================================*
* Global *
*============================================================================*/
/**
* @internal
* @brief Initialize the share_common module.
*
* @return #EINA_TRUE on success, #EINA_FALSE on failure.
*
* This function sets up the share_common module of Eina. It is called by
* eina_init().
*
* @see eina_init()
*/
Eina_Bool
eina_ustringshare_init(void)
{
Eina_Bool ret;
if (_eina_share_ustringshare_log_dom < 0)
{
_eina_share_ustringshare_log_dom = eina_log_domain_register
("eina_ustringshare", EINA_LOG_COLOR_DEFAULT);
if (_eina_share_ustringshare_log_dom < 0)
{
EINA_LOG_ERR("Could not register log domain: eina_ustringshare");
return EINA_FALSE;
}
}
ret = eina_share_common_init(&ustringshare_share,
EINA_MAGIC_USTRINGSHARE_NODE,
EINA_MAGIC_USTRINGSHARE_NODE_STR);
if (!ret)
{
eina_log_domain_unregister(_eina_share_ustringshare_log_dom);
_eina_share_ustringshare_log_dom = -1;
}
return ret;
}
/**
* @internal
* @brief Shut down the share_common module.
*
* @return #EINA_TRUE on success, #EINA_FALSE on failure.
*
* This function shuts down the share_common module set up by
* eina_share_common_init(). It is called by eina_shutdown().
*
* @see eina_shutdown()
*/
Eina_Bool
eina_ustringshare_shutdown(void)
{
Eina_Bool ret;
ret = eina_share_common_shutdown(&ustringshare_share);
if (_eina_share_ustringshare_log_dom >= 0)
{
eina_log_domain_unregister(_eina_share_ustringshare_log_dom);
_eina_share_ustringshare_log_dom = -1;
}
return ret;
}
/*============================================================================*
* API *
*============================================================================*/
EAPI void
eina_ustringshare_del(const Eina_Unicode *str)
{
if (!str)
return;
if (!eina_share_common_del(ustringshare_share, (const char *)str))
CRITICAL("EEEK trying to del non-shared ustringshare \"%s\"", (const char *)str);
}
EAPI const Eina_Unicode *
eina_ustringshare_add_length(const Eina_Unicode *str, unsigned int slen)
{
return (const Eina_Unicode *)eina_share_common_add_length(ustringshare_share,
(const char *)str,
slen *
sizeof(
Eina_Unicode),
sizeof(
Eina_Unicode));
}
EAPI const Eina_Unicode *
eina_ustringshare_add(const Eina_Unicode *str)
{
int slen = (str) ? (int)eina_unicode_strlen(str) : -1;
return eina_ustringshare_add_length(str, slen);
}
EAPI const Eina_Unicode *
eina_ustringshare_ref(const Eina_Unicode *str)
{
return (const Eina_Unicode *)eina_share_common_ref(ustringshare_share,
(const char *)str);
}
EAPI int
eina_ustringshare_strlen(const Eina_Unicode *str)
{
int len = eina_share_common_length(ustringshare_share, (const char *)str);
len = (len > 0) ? len / (int)sizeof(Eina_Unicode) : -1;
return len;
}
EAPI void
eina_ustringshare_dump(void)
{
eina_share_common_dump(ustringshare_share, NULL, 0);
}
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