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added necessary files I forgot to commit yesterday (whoops...) for mips and arm loaders

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svn-id: r51843
This commit is contained in:
Tony Puccinelli 2010-08-07 21:47:50 +00:00
parent 59b2b46fe8
commit 68b986545a
4 changed files with 207 additions and 0 deletions
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46
backends/plugins/arm-loader.h Normal file
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "backends/fs/ds/ds-fs.h"
#include "elf-loader.h"
#include "dsmain.h"
class ARMDLObject : public DLObject {
protected:
bool relocate(Common::SeekableReadStream* DLFile, unsigned long offset, unsigned long size, void *relSegment);
bool relocateRels(Common::SeekableReadStream* DLFile, Elf32_Ehdr *ehdr, Elf32_Shdr *shdr);
public:
ARMDLObject() {
_segment = NULL;
_symtab = NULL;
_strtab = NULL;
_symbol_cnt = 0;
_symtab_sect = -1;
_dtors_start = NULL;
_dtors_end = NULL;
_segmentSize = 0;
}
};

54
backends/plugins/mips-loader.h Normal file
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "elf-loader.h"
#include "shorts-segment-manager.h"
class MIPSDLObject : public DLObject {
protected:
ShortSegmentManager::Segment *_shortsSegment; // For assigning shorts ranges
unsigned int _gpVal; // Value of Global Pointer
bool relocate(Common::SeekableReadStream* DLFile, unsigned long offset, unsigned long size, void *relSegment);
bool relocateRels(Common::SeekableReadStream* DLFile, Elf32_Ehdr *ehdr, Elf32_Shdr *shdr);
void relocateSymbols(Elf32_Addr offset);
bool loadSegment(Common::SeekableReadStream* DLFile, Elf32_Phdr *phdr);
void unload();
public:
MIPSDLObject() {
_segment = NULL;
_symtab = NULL;
_strtab = NULL;
_symbol_cnt = 0;
_symtab_sect = -1;
_dtors_start = NULL;
_dtors_end = NULL;
_segmentSize = 0;
_shortsSegment = NULL;
_gpVal = 0;
}
};

76
backends/plugins/ps2/ps2-provider.cpp Normal file
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#if defined(DYNAMIC_MODULES) && defined(__PLAYSTATION2__)
#include "backends/plugins/mips-loader.h"
#include "backends/plugins/elf-provider.h"
#include "backends/plugins/ps2/ps2-provider.h"
class PS2Plugin : public ELFPlugin {
public:
PS2Plugin(const Common::String &filename) {
_dlHandle = 0;
_filename = filename;
}
~PS2Plugin() {
if (_dlHandle)
unloadPlugin();
}
bool loadPlugin();
};
bool PS2Plugin::loadPlugin() {
assert(!_dlHandle);
DLObject *obj = new MIPSDLObject();
if (obj->open(_filename.c_str())) {
_dlHandle = obj;
} else {
delete obj;
_dlHandle = NULL;
}
if (!_dlHandle) {
warning("Failed loading plugin '%s'", _filename.c_str());
return false;
}
bool ret = DynamicPlugin::loadPlugin();
if (ret && _dlHandle) {
_dlHandle->discard_symtab();
}
return ret;
};
Plugin* PS2PluginProvider::createPlugin(const Common::FSNode &node) const {
return new PS2Plugin(node.getPath());
}
#endif // defined(DYNAMIC_MODULES) && defined(ELF_LOADER_TARGET)

31
backends/plugins/ps2/ps2-provider.h Normal file
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "backends/plugins/elf-provider.h"
class PS2PluginProvider : public ELFPluginProvider {
Plugin* createPlugin(const Common::FSNode &node) const;
};