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