mirror of
https://github.com/libretro/scummvm.git
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85 lines
2.3 KiB
C++
85 lines
2.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifdef __N64__
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#include <romfs.h>
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#include "backends/fs/n64/romfsstream.h"
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RomfsStream::RomfsStream(void *handle) : _handle(handle) {
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assert(handle);
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}
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RomfsStream::~RomfsStream() {
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romfs_close((ROMFILE *)_handle);
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}
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bool RomfsStream::err() const {
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return romfs_error((ROMFILE *)_handle) != 0;
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}
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void RomfsStream::clearErr() {
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romfs_clearerr((ROMFILE *)_handle);
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}
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bool RomfsStream::eos() const {
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return romfs_eof((ROMFILE *)_handle) != 0;
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}
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int64 RomfsStream::pos() const {
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return romfs_tell((ROMFILE *)_handle);
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}
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int64 RomfsStream::size() const {
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int64 oldPos = romfs_tell((ROMFILE *)_handle);
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romfs_seek((ROMFILE *)_handle, 0, SEEK_END);
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int64 length = romfs_tell((ROMFILE *)_handle);
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romfs_seek((ROMFILE *)_handle, oldPos, SEEK_SET);
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return length;
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}
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bool RomfsStream::seek(int64 offs, int whence) {
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return romfs_seek((ROMFILE *)_handle, offs, whence) >= 0;
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}
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uint32 RomfsStream::read(void *ptr, uint32 len) {
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return romfs_read((byte *)ptr, 1, len, (ROMFILE *)_handle);
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}
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uint32 RomfsStream::write(const void *ptr, uint32 len) {
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return romfs_write(ptr, 1, len, (ROMFILE *)_handle);
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}
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bool RomfsStream::flush() {
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return romfs_flush((ROMFILE *)_handle) == 0;
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}
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RomfsStream *RomfsStream::makeFromPath(const Common::String &path, bool writeMode) {
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ROMFILE *handle = romfs_open(path.c_str(), writeMode ? "wb" : "rb");
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if (handle)
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return new RomfsStream(handle);
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return 0;
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}
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#endif /* __N64__ */
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