2014-02-10 01:10:30 +00:00
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/*************************************************************************/
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/* string_db.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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2017-01-01 21:01:57 +00:00
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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2014-02-10 01:10:30 +00:00
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "string_db.h"
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#include "print_string.h"
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2015-04-20 22:38:02 +00:00
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#include "os/os.h"
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2014-02-10 01:10:30 +00:00
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StaticCString StaticCString::create(const char *p_ptr) {
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StaticCString scs; scs.ptr=p_ptr; return scs;
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}
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StringName::_Data *StringName::_table[STRING_TABLE_LEN];
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StringName _scs_create(const char *p_chr) {
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return (p_chr[0]?StringName(StaticCString::create(p_chr)):StringName());
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}
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bool StringName::configured=false;
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2017-01-07 21:25:37 +00:00
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Mutex* StringName::lock=NULL;
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2014-02-10 01:10:30 +00:00
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void StringName::setup() {
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2016-03-08 23:00:52 +00:00
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2017-01-07 21:25:37 +00:00
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lock = Mutex::create();
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2014-02-10 01:10:30 +00:00
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ERR_FAIL_COND(configured);
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for(int i=0;i<STRING_TABLE_LEN;i++) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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_table[i]=NULL;
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}
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configured=true;
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}
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void StringName::cleanup() {
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2016-03-08 23:00:52 +00:00
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2017-01-07 21:25:37 +00:00
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lock->lock();
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2015-04-20 22:38:02 +00:00
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int lost_strings=0;
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2014-02-10 01:10:30 +00:00
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for(int i=0;i<STRING_TABLE_LEN;i++) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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while(_table[i]) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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_Data*d=_table[i];
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2015-04-20 22:38:02 +00:00
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lost_strings++;
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if (OS::get_singleton()->is_stdout_verbose()) {
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if (d->cname) {
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print_line("Orphan StringName: "+String(d->cname));
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} else {
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print_line("Orphan StringName: "+String(d->name));
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}
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}
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2016-03-08 23:00:52 +00:00
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_table[i]=_table[i]->next;
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2014-02-10 01:10:30 +00:00
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memdelete(d);
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}
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}
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2015-04-20 22:38:02 +00:00
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if (OS::get_singleton()->is_stdout_verbose() && lost_strings) {
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print_line("StringName: "+itos(lost_strings)+" unclaimed string names at exit.");
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}
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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memdelete(lock);
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2014-02-10 01:10:30 +00:00
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}
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void StringName::unref() {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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ERR_FAIL_COND(!configured);
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if (_data && _data->refcount.unref()) {
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2016-03-08 23:00:52 +00:00
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2017-01-07 21:25:37 +00:00
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lock->lock();
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2014-02-10 01:10:30 +00:00
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if (_data->prev) {
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_data->prev->next=_data->next;
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} else {
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if (_table[_data->idx]!=_data) {
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ERR_PRINT("BUG!");
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}
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_table[_data->idx]=_data->next;
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}
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (_data->next) {
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_data->next->prev=_data->prev;
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}
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memdelete(_data);
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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2014-02-10 01:10:30 +00:00
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}
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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_data=NULL;
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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}
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bool StringName::operator==(const String& p_name) const {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (!_data) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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return (p_name.length()==0);
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}
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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return (_data->get_name()==p_name);
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}
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bool StringName::operator==(const char* p_name) const {
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if (!_data) {
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return (p_name[0]==0);
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}
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return (_data->get_name()==p_name);
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}
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bool StringName::operator!=(const String& p_name) const {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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return !(operator==(p_name));
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}
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bool StringName::operator!=(const StringName& p_name) const {
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2016-03-08 23:00:52 +00:00
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// the real magic of all this mess happens here.
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2014-02-10 01:10:30 +00:00
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// this is why path comparisons are very fast
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return _data!=p_name._data;
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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}
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void StringName::operator=(const StringName& p_name) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (this==&p_name)
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return;
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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unref();
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (p_name._data && p_name._data->refcount.ref()) {
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2016-03-08 23:00:52 +00:00
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_data = p_name._data;
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2014-02-10 01:10:30 +00:00
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}
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}
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2015-06-29 03:29:49 +00:00
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/* was inlined
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2014-02-10 01:10:30 +00:00
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StringName::operator String() const {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (_data)
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return _data->get_name();
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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return "";
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}
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2015-06-29 03:29:49 +00:00
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*/
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2014-02-10 01:10:30 +00:00
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StringName::StringName(const StringName& p_name) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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ERR_FAIL_COND(!configured);
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_data=NULL;
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if (p_name._data && p_name._data->refcount.ref()) {
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2016-03-08 23:00:52 +00:00
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_data = p_name._data;
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}
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2014-02-10 01:10:30 +00:00
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}
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StringName::StringName(const char *p_name) {
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_data=NULL;
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ERR_FAIL_COND(!configured);
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2016-08-22 04:14:08 +00:00
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if (!p_name || p_name[0]==0)
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return; //empty, ignore
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2016-03-08 23:00:52 +00:00
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2017-01-07 21:25:37 +00:00
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lock->lock();
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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uint32_t hash = String::hash(p_name);
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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uint32_t idx=hash&STRING_TABLE_MASK;
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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_data=_table[idx];
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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while(_data) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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// compare hash first
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if (_data->hash==hash && _data->get_name()==p_name)
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break;
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_data=_data->next;
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}
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if (_data) {
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if (_data->refcount.ref()) {
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// exists
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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2014-02-10 01:10:30 +00:00
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return;
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} else {
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}
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}
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_data = memnew( _Data );
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_data->name=p_name;
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_data->refcount.init();
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_data->hash=hash;
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_data->idx=idx;
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_data->cname=NULL;
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_data->next=_table[idx];
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_data->prev=NULL;
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if (_table[idx])
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_table[idx]->prev=_data;
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_table[idx]=_data;
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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2014-02-10 01:10:30 +00:00
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}
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StringName::StringName(const StaticCString& p_static_string) {
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_data=NULL;
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ERR_FAIL_COND(!configured);
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ERR_FAIL_COND( !p_static_string.ptr || !p_static_string.ptr[0]);
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2017-01-07 21:25:37 +00:00
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lock->lock();
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2014-02-10 01:10:30 +00:00
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uint32_t hash = String::hash(p_static_string.ptr);
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uint32_t idx=hash&STRING_TABLE_MASK;
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_data=_table[idx];
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while(_data) {
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// compare hash first
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if (_data->hash==hash && _data->get_name()==p_static_string.ptr)
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break;
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_data=_data->next;
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}
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if (_data) {
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if (_data->refcount.ref()) {
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// exists
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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2014-02-10 01:10:30 +00:00
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return;
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} else {
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}
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}
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_data = memnew( _Data );
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_data->refcount.init();
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_data->hash=hash;
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2016-03-08 23:00:52 +00:00
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_data->idx=idx;
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2014-02-10 01:10:30 +00:00
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_data->cname=p_static_string.ptr;
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_data->next=_table[idx];
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_data->prev=NULL;
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if (_table[idx])
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_table[idx]->prev=_data;
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_table[idx]=_data;
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2017-01-07 21:25:37 +00:00
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lock->unlock();
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2014-02-10 01:10:30 +00:00
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}
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StringName::StringName(const String& p_name) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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_data=NULL;
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ERR_FAIL_COND(!configured);
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2016-08-22 04:14:08 +00:00
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if (p_name==String())
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return;
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2017-01-07 21:25:37 +00:00
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lock->lock();
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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uint32_t hash = p_name.hash();
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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uint32_t idx=hash&STRING_TABLE_MASK;
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_data=_table[idx];
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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while(_data) {
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2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (_data->hash==hash && _data->get_name()==p_name)
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break;
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_data=_data->next;
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}
|
2016-03-08 23:00:52 +00:00
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2014-02-10 01:10:30 +00:00
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if (_data) {
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if (_data->refcount.ref()) {
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// exists
|
2017-01-07 21:25:37 +00:00
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lock->unlock();
|
2014-02-10 01:10:30 +00:00
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return;
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} else {
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}
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}
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_data = memnew( _Data );
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_data->name=p_name;
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_data->refcount.init();
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_data->hash=hash;
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_data->idx=idx;
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_data->cname=NULL;
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_data->next=_table[idx];
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_data->prev=NULL;
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|
if (_table[idx])
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|
|
_table[idx]->prev=_data;
|
|
|
|
_table[idx]=_data;
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2016-03-08 23:00:52 +00:00
|
|
|
|
2014-02-10 01:10:30 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
StringName StringName::search(const char *p_name) {
|
|
|
|
|
|
|
|
ERR_FAIL_COND_V(!configured,StringName());
|
|
|
|
|
|
|
|
ERR_FAIL_COND_V( !p_name, StringName() );
|
|
|
|
if (!p_name[0])
|
|
|
|
return StringName();
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->lock();
|
2014-02-10 01:10:30 +00:00
|
|
|
|
|
|
|
uint32_t hash = String::hash(p_name);
|
|
|
|
|
|
|
|
uint32_t idx=hash&STRING_TABLE_MASK;
|
|
|
|
|
|
|
|
_Data *_data=_table[idx];
|
|
|
|
|
|
|
|
while(_data) {
|
|
|
|
|
|
|
|
// compare hash first
|
|
|
|
if (_data->hash==hash && _data->get_name()==p_name)
|
|
|
|
break;
|
|
|
|
_data=_data->next;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (_data && _data->refcount.ref()) {
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
|
|
|
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(_data);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(); //does not exist
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
StringName StringName::search(const CharType *p_name) {
|
|
|
|
|
|
|
|
ERR_FAIL_COND_V(!configured,StringName());
|
|
|
|
|
|
|
|
ERR_FAIL_COND_V( !p_name, StringName() );
|
|
|
|
if (!p_name[0])
|
|
|
|
return StringName();
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->lock();
|
2014-02-10 01:10:30 +00:00
|
|
|
|
|
|
|
uint32_t hash = String::hash(p_name);
|
|
|
|
|
|
|
|
uint32_t idx=hash&STRING_TABLE_MASK;
|
|
|
|
|
|
|
|
_Data *_data=_table[idx];
|
|
|
|
|
|
|
|
while(_data) {
|
|
|
|
|
|
|
|
// compare hash first
|
|
|
|
if (_data->hash==hash && _data->get_name()==p_name)
|
|
|
|
break;
|
|
|
|
_data=_data->next;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (_data && _data->refcount.ref()) {
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(_data);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(); //does not exist
|
|
|
|
|
|
|
|
}
|
|
|
|
StringName StringName::search(const String &p_name) {
|
|
|
|
|
|
|
|
ERR_FAIL_COND_V( p_name=="", StringName() );
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->lock();
|
2014-02-10 01:10:30 +00:00
|
|
|
|
|
|
|
uint32_t hash = p_name.hash();
|
|
|
|
|
|
|
|
uint32_t idx=hash&STRING_TABLE_MASK;
|
|
|
|
|
|
|
|
_Data *_data=_table[idx];
|
|
|
|
|
|
|
|
while(_data) {
|
|
|
|
|
|
|
|
// compare hash first
|
|
|
|
if (_data->hash==hash && p_name==_data->get_name())
|
|
|
|
break;
|
|
|
|
_data=_data->next;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (_data && _data->refcount.ref()) {
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(_data);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2017-01-07 21:25:37 +00:00
|
|
|
lock->unlock();
|
2014-02-10 01:10:30 +00:00
|
|
|
return StringName(); //does not exist
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
StringName::StringName() {
|
2016-03-08 23:00:52 +00:00
|
|
|
|
2014-02-10 01:10:30 +00:00
|
|
|
_data=NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
StringName::~StringName() {
|
2016-03-08 23:00:52 +00:00
|
|
|
|
2014-02-10 01:10:30 +00:00
|
|
|
unref();
|
|
|
|
}
|
|
|
|
|