summaryrefslogtreecommitdiffstats
path: root/core/string_db.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/string_db.cpp')
-rw-r--r--core/string_db.cpp426
1 files changed, 0 insertions, 426 deletions
diff --git a/core/string_db.cpp b/core/string_db.cpp
deleted file mode 100644
index c776c56023..0000000000
--- a/core/string_db.cpp
+++ /dev/null
@@ -1,426 +0,0 @@
-/*************************************************************************/
-/* string_db.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
-/* */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the */
-/* "Software"), to deal in the Software without restriction, including */
-/* without limitation the rights to use, copy, modify, merge, publish, */
-/* distribute, sublicense, and/or sell copies of the Software, and to */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions: */
-/* */
-/* The above copyright notice and this permission notice shall be */
-/* included in all copies or substantial portions of the Software. */
-/* */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
-/*************************************************************************/
-
-#include "string_db.h"
-
-#include "core/os/os.h"
-#include "core/print_string.h"
-
-StaticCString StaticCString::create(const char *p_ptr) {
- StaticCString scs;
- scs.ptr = p_ptr;
- return scs;
-}
-
-StringName::_Data *StringName::_table[STRING_TABLE_LEN];
-
-StringName _scs_create(const char *p_chr) {
-
- return (p_chr[0] ? StringName(StaticCString::create(p_chr)) : StringName());
-}
-
-bool StringName::configured = false;
-Mutex *StringName::lock = NULL;
-
-void StringName::setup() {
-
- lock = Mutex::create();
-
- ERR_FAIL_COND(configured);
- for (int i = 0; i < STRING_TABLE_LEN; i++) {
-
- _table[i] = NULL;
- }
- configured = true;
-}
-
-void StringName::cleanup() {
-
- lock->lock();
-
- int lost_strings = 0;
- for (int i = 0; i < STRING_TABLE_LEN; i++) {
-
- while (_table[i]) {
-
- _Data *d = _table[i];
- lost_strings++;
- if (OS::get_singleton()->is_stdout_verbose()) {
- if (d->cname) {
- print_line("Orphan StringName: " + String(d->cname));
- } else {
- print_line("Orphan StringName: " + String(d->name));
- }
- }
-
- _table[i] = _table[i]->next;
- memdelete(d);
- }
- }
- if (lost_strings) {
- print_verbose("StringName: " + itos(lost_strings) + " unclaimed string names at exit.");
- }
- lock->unlock();
-
- memdelete(lock);
-}
-
-void StringName::unref() {
-
- ERR_FAIL_COND(!configured);
-
- if (_data && _data->refcount.unref()) {
-
- lock->lock();
-
- if (_data->prev) {
- _data->prev->next = _data->next;
- } else {
- if (_table[_data->idx] != _data) {
- ERR_PRINT("BUG!");
- }
- _table[_data->idx] = _data->next;
- }
-
- if (_data->next) {
- _data->next->prev = _data->prev;
- }
- memdelete(_data);
- lock->unlock();
- }
-
- _data = NULL;
-}
-
-bool StringName::operator==(const String &p_name) const {
-
- if (!_data) {
-
- return (p_name.length() == 0);
- }
-
- return (_data->get_name() == p_name);
-}
-
-bool StringName::operator==(const char *p_name) const {
-
- if (!_data) {
-
- return (p_name[0] == 0);
- }
-
- return (_data->get_name() == p_name);
-}
-
-bool StringName::operator!=(const String &p_name) const {
-
- return !(operator==(p_name));
-}
-
-bool StringName::operator!=(const StringName &p_name) const {
-
- // the real magic of all this mess happens here.
- // this is why path comparisons are very fast
- return _data != p_name._data;
-}
-
-void StringName::operator=(const StringName &p_name) {
-
- if (this == &p_name)
- return;
-
- unref();
-
- if (p_name._data && p_name._data->refcount.ref()) {
-
- _data = p_name._data;
- }
-}
-
-StringName::StringName(const StringName &p_name) {
-
- _data = NULL;
-
- ERR_FAIL_COND(!configured);
-
- if (p_name._data && p_name._data->refcount.ref()) {
- _data = p_name._data;
- }
-}
-
-StringName::StringName(const char *p_name) {
-
- _data = NULL;
-
- ERR_FAIL_COND(!configured);
-
- if (!p_name || p_name[0] == 0)
- return; //empty, ignore
-
- lock->lock();
-
- uint32_t hash = String::hash(p_name);
-
- uint32_t idx = hash & STRING_TABLE_MASK;
-
- _data = _table[idx];
-
- while (_data) {
-
- // compare hash first
- if (_data->hash == hash && _data->get_name() == p_name)
- break;
- _data = _data->next;
- }
-
- if (_data) {
- if (_data->refcount.ref()) {
- // exists
- lock->unlock();
- return;
- } else {
- }
- }
-
- _data = memnew(_Data);
- _data->name = p_name;
- _data->refcount.init();
- _data->hash = hash;
- _data->idx = idx;
- _data->cname = NULL;
- _data->next = _table[idx];
- _data->prev = NULL;
- if (_table[idx])
- _table[idx]->prev = _data;
- _table[idx] = _data;
-
- lock->unlock();
-}
-
-StringName::StringName(const StaticCString &p_static_string) {
-
- _data = NULL;
-
- ERR_FAIL_COND(!configured);
-
- ERR_FAIL_COND(!p_static_string.ptr || !p_static_string.ptr[0]);
-
- lock->lock();
-
- uint32_t hash = String::hash(p_static_string.ptr);
-
- uint32_t idx = hash & STRING_TABLE_MASK;
-
- _data = _table[idx];
-
- while (_data) {
-
- // compare hash first
- if (_data->hash == hash && _data->get_name() == p_static_string.ptr)
- break;
- _data = _data->next;
- }
-
- if (_data) {
- if (_data->refcount.ref()) {
- // exists
- lock->unlock();
- return;
- } else {
- }
- }
-
- _data = memnew(_Data);
-
- _data->refcount.init();
- _data->hash = hash;
- _data->idx = idx;
- _data->cname = p_static_string.ptr;
- _data->next = _table[idx];
- _data->prev = NULL;
- if (_table[idx])
- _table[idx]->prev = _data;
- _table[idx] = _data;
-
- lock->unlock();
-}
-
-StringName::StringName(const String &p_name) {
-
- _data = NULL;
-
- ERR_FAIL_COND(!configured);
-
- if (p_name == String())
- return;
-
- lock->lock();
-
- uint32_t hash = p_name.hash();
-
- uint32_t idx = hash & STRING_TABLE_MASK;
-
- _data = _table[idx];
-
- while (_data) {
-
- if (_data->hash == hash && _data->get_name() == p_name)
- break;
- _data = _data->next;
- }
-
- if (_data) {
- if (_data->refcount.ref()) {
- // exists
- lock->unlock();
- return;
- } else {
- }
- }
-
- _data = memnew(_Data);
- _data->name = p_name;
- _data->refcount.init();
- _data->hash = hash;
- _data->idx = idx;
- _data->cname = NULL;
- _data->next = _table[idx];
- _data->prev = NULL;
- if (_table[idx])
- _table[idx]->prev = _data;
- _table[idx] = _data;
-
- lock->unlock();
-}
-
-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();
-
- lock->lock();
-
- 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()) {
- lock->unlock();
-
- return StringName(_data);
- }
-
- lock->unlock();
- 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();
-
- lock->lock();
-
- 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()) {
- lock->unlock();
- return StringName(_data);
- }
-
- lock->unlock();
- return StringName(); //does not exist
-}
-StringName StringName::search(const String &p_name) {
-
- ERR_FAIL_COND_V(p_name == "", StringName());
-
- lock->lock();
-
- 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()) {
- lock->unlock();
- return StringName(_data);
- }
-
- lock->unlock();
- return StringName(); //does not exist
-}
-
-StringName::StringName() {
-
- _data = NULL;
-}
-
-StringName::~StringName() {
-
- unref();
-}