wudd/source/WUD/entities/FST/stringtable/StringTable.cpp

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2021-10-09 00:58:55 +02:00
/****************************************************************************
* Copyright (C) 2016-2021 Maschell
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#include <cstring>
#include <coreinit/debug.h>
#include "StringTable.h"
StringTable *StringTable::parseData(uint8_t *data, uint32_t dataLength, uint32_t offset, uint32_t stringCount) {
auto *stringTable = new StringTable();
uint32_t curOffset = 0;
uint32_t i;
for (i = 0; curOffset < dataLength && i < stringCount; ++curOffset) {
if (data[offset + curOffset] == (uint8_t) 0) {
++i;
}
}
if (i < stringCount) {
OSFatal("stringtable is broken");
}
uint32_t curLength = 0;
for (i = 0; i < stringCount; ++i) {
curOffset = offset + curLength;
stringTable->stringMap[curLength] = new StringEntry(stringTable, curLength);
stringTable->strings[curLength] = (char *) &data[curOffset];
curLength += strlen((char *) &data[curOffset]) + 1;
}
return stringTable;
}
std::string StringTable::getByAddress(uint32_t address) {
return strings[address];
}
StringEntry *StringTable::getStringEntry(uint32_t address) {
return stringMap[address];
}
uint32_t StringTable::getSize() {
uint32_t capacity = 1; // root entry
for (auto &cur: strings) {
capacity += cur.second.length() + 1;
}
return capacity;
}
StringEntry *StringTable::getEntry(std::string &str) {
for (auto &cur: strings) {
if (cur.second == str) {
return stringMap[cur.first];
}
}
return nullptr;
}