kervala
9 years ago
commit
6459d901ef
@ -0,0 +1,171 @@
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef UT_MISC_COMMON
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#define UT_MISC_COMMON
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#include <limits>
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#include <nel/misc/common.h>
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struct CUTMiscCommon : public Test::Suite
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{
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CUTMiscCommon()
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{
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TEST_ADD(CUTMiscCommon::bytesToHumanReadableUnits);
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TEST_ADD(CUTMiscCommon::humanReadableToBytes);
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// Add a line here when adding a new test METHOD
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}
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void bytesToHumanReadableUnits()
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{
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std::vector<std::string> units;
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std::string res;
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// no unit, returns an empty string
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res = NLMISC::bytesToHumanReadableUnits(0, units);
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TEST_ASSERT(res.empty());
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// support bytes
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units.push_back("B");
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// 0 bytes
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res = NLMISC::bytesToHumanReadableUnits(0, units);
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TEST_ASSERT(res == "0 B");
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// 1000 bytes in B
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res = NLMISC::bytesToHumanReadableUnits(1000, units);
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TEST_ASSERT(res == "1000 B");
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// 1024 bytes in B
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res = NLMISC::bytesToHumanReadableUnits(1024, units);
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TEST_ASSERT(res == "1024 B");
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// support kibibytes
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units.push_back("KiB");
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// 1000 bytes in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1000, units);
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TEST_ASSERT(res == "1000 B");
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// 1024 bytes in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1024, units);
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TEST_ASSERT(res == "1024 B");
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// 1 MB in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1000 * 1000, units);
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TEST_ASSERT(res == "976 KiB");
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// 1 MiB in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1024 * 1024, units);
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TEST_ASSERT(res == "1024 KiB");
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// 1 GB in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1000 * 1000 * 1000, units);
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TEST_ASSERT(res == "976562 KiB");
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// 1 GiB in B or KiB
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res = NLMISC::bytesToHumanReadableUnits(1024 * 1024 * 1024, units);
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TEST_ASSERT(res == "1048576 KiB");
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// support mebibytes
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units.push_back("MiB");
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// 1 GB in B, KiB or MiB
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res = NLMISC::bytesToHumanReadableUnits(1000 * 1000 * 1000, units);
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TEST_ASSERT(res == "953 MiB");
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// 1 GiB in B, KiB or MiB
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res = NLMISC::bytesToHumanReadableUnits(1024 * 1024 * 1024, units);
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TEST_ASSERT(res == "1024 MiB");
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}
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void humanReadableToBytes()
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{
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uint64 bytes = 0;
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// kiB is a wrong unit
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bytes = NLMISC::humanReadableToBytes("1kiB");
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TEST_ASSERT(bytes == 1);
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// 1 kibibyte
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bytes = NLMISC::humanReadableToBytes("1KiB");
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TEST_ASSERT(bytes == 1024);
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// 1 mebibyte
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bytes = NLMISC::humanReadableToBytes("1MiB");
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TEST_ASSERT(bytes == 1024*1024);
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// 1 kilobyte
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bytes = NLMISC::humanReadableToBytes("1KB");
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TEST_ASSERT(bytes == 1000);
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// 1 kilobyte
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bytes = NLMISC::humanReadableToBytes("1kB");
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TEST_ASSERT(bytes == 1000);
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// 1 megabyte
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bytes = NLMISC::humanReadableToBytes("1MB");
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TEST_ASSERT(bytes == 1000*1000);
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// 1 byte
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bytes = NLMISC::humanReadableToBytes("1B");
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TEST_ASSERT(bytes == 1);
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// 1 byte
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bytes = NLMISC::humanReadableToBytes("1");
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TEST_ASSERT(bytes == 1);
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// kiB is a wrong unit
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bytes = NLMISC::humanReadableToBytes("1 kiB");
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TEST_ASSERT(bytes == 1);
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// 1 kibibyte
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bytes = NLMISC::humanReadableToBytes("1 KiB");
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TEST_ASSERT(bytes == 1024);
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// 1 mebibyte
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bytes = NLMISC::humanReadableToBytes("1 MiB");
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TEST_ASSERT(bytes == 1024*1024);
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// 1 kilobyte
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bytes = NLMISC::humanReadableToBytes("1 KB");
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TEST_ASSERT(bytes == 1000);
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// 1 kilobyte
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bytes = NLMISC::humanReadableToBytes("1 kB");
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TEST_ASSERT(bytes == 1000);
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// 1 megabyte
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bytes = NLMISC::humanReadableToBytes("1 MB");
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TEST_ASSERT(bytes == 1000*1000);
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// 1 byte
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bytes = NLMISC::humanReadableToBytes("1 B");
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TEST_ASSERT(bytes == 1);
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// not a number
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bytes = NLMISC::humanReadableToBytes("AB");
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TEST_ASSERT(bytes == 0);
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// not a positive number
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bytes = NLMISC::humanReadableToBytes("-1 B");
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TEST_ASSERT(bytes == 0);
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}
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};
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#endif
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@ -1,468 +0,0 @@
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// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero 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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// Includes
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//
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#include "stdpch.h"
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#include "login_patch.h"
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#define RZ_USE_SEVENZIP 1
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#define RZ_USE_NEW_LZMA
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#ifdef RZ_USE_SEVENZIP
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#ifdef RZ_USE_NEW_LZMA
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#include "seven_zip/7z.h"
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#include "seven_zip/7zAlloc.h"
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#include "seven_zip/7zBuf.h"
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#include "seven_zip/7zCrc.h"
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#include "seven_zip/7zFile.h"
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#include "seven_zip/7zVersion.h"
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#include "seven_zip/LzmaDec.h"
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#else
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#include "seven_zip/7zCrc.h"
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#include "seven_zip/7zIn.h"
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#include "seven_zip/7zExtract.h"
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#include "seven_zip/LzmaDecode.h"
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#endif
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//
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// Namespaces
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//
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using namespace std;
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using namespace NLMISC;
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#ifdef RZ_USE_NEW_LZMA
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/// Input stream class for 7zip archive
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class CNel7ZipInStream : public ISeekInStream
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{
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NLMISC::IStream *_Stream;
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public:
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/// Constructor, only allow file stream because 7zip will 'seek' in the stream
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CNel7ZipInStream(NLMISC::IStream *s)
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: _Stream(s)
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{
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Read = readFunc;
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Seek = seekFunc;
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}
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// the read function called by 7zip to read data
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static SRes readFunc(void *object, void *buffer, size_t *size)
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{
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try
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{
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CNel7ZipInStream *me = (CNel7ZipInStream*)object;
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uint len = (uint)*size;
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me->_Stream->serialBuffer((uint8*)buffer, len);
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return SZ_OK;
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}
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catch (...)
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{
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return SZ_ERROR_READ;
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}
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}
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// the seek function called by seven zip to seek inside stream
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static SRes seekFunc(void *object, Int64 *pos, ESzSeek origin)
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{
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try
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{
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CNel7ZipInStream *me = (CNel7ZipInStream*)object;
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sint32 offset = (sint32)*pos;
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bool ret = me->_Stream->seek(offset, (NLMISC::IStream::TSeekOrigin)origin);
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if (ret)
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{
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*pos = (Int64)me->_Stream->getPos();
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return SZ_OK;
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}
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}
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catch (...)
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{
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}
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return SZ_ERROR_READ;
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}
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};
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#else
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/// Input stream class for 7zip archive
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class CNel7ZipInStream : public _ISzInStream
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{
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NLMISC::IStream *_Stream;
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public:
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/// Constructor, only allow file stream because 7zip will 'seek' in the stream
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CNel7ZipInStream(NLMISC::IStream *s)
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: _Stream(s)
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{
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Read = readFunc;
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Seek = seekFunc;
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}
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// the read function called by 7zip to read data
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static SZ_RESULT readFunc(void *object, void *buffer, size_t size, size_t *processedSize)
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{
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try
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{
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CNel7ZipInStream *me = (CNel7ZipInStream*)object;
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me->_Stream->serialBuffer((uint8*)buffer, (uint)size);
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*processedSize = size;
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return SZ_OK;
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}
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catch (...)
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{
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return SZE_FAIL;
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}
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}
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// the seek function called by seven zip to seek inside stream
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static SZ_RESULT seekFunc(void *object, CFileSize pos)
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{
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try
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{
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CNel7ZipInStream *me = (CNel7ZipInStream*)object;
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bool ret= me->_Stream->seek(pos, NLMISC::IStream::begin);
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if (ret)
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return SZ_OK;
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else
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return SZE_FAIL;
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}
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catch (...)
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{
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return SZE_FAIL;
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}
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}
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};
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#endif
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#endif
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bool CPatchManager::unpack7Zip(const std::string &sevenZipFile, const std::string &destFileName)
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{
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#ifdef RZ_USE_SEVENZIP
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nlinfo("Uncompressing 7zip archive '%s' to '%s'", sevenZipFile.c_str(), destFileName.c_str());
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// init seven zip
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ISzAlloc allocImp;
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allocImp.Alloc = SzAlloc;
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allocImp.Free = SzFree;
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ISzAlloc allocTempImp;
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allocTempImp.Alloc = SzAllocTemp;
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allocTempImp.Free = SzFreeTemp;
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// wrap file in a CIFile
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CIFile input(sevenZipFile);
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CNel7ZipInStream inStr(&input);
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||||||
#ifdef RZ_USE_NEW_LZMA
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CLookToRead lookStream;
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lookStream.realStream = &inStr;
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LookToRead_CreateVTable(&lookStream, False);
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LookToRead_Init(&lookStream);
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||||||
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||||||
CrcGenerateTable();
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CSzArEx db;
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SzArEx_Init(&db);
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// unpack the file using the 7zip API
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SRes res = SzArEx_Open(&db, &lookStream.s, &allocImp, &allocTempImp);
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if (res != SZ_OK)
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||||||
{
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||||||
nlerror("Failed to open archive file %s", sevenZipFile.c_str());
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||||||
return false;
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||||||
}
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||||||
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||||||
if (db.NumFiles != 1)
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||||||
{
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nlerror("Seven zip archive with more than 1 file are unsupported");
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return false;
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||||||
}
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||||||
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||||||
UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */
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||||||
Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */
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||||||
size_t outBufferSize = 0; /* it can have any value before first call (if outBuffer = 0) */
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||||||
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||||||
size_t offset;
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||||||
size_t outSizeProcessed = 0;
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||||||
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// get the first file
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||||||
res = SzArEx_Extract(&db, &lookStream.s, 0,
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||||||
&blockIndex, &outBuffer, &outBufferSize,
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||||||
&offset, &outSizeProcessed,
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||||||
&allocImp, &allocTempImp);
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||||||
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||||||
// get the length of first file
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||||||
size_t nameLen = SzArEx_GetFileNameUtf16(&db, 0, NULL);
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||||||
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||||||
ucstring filename;
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||||||
filename.resize(nameLen);
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||||||
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||||||
// write filename into ucstring
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||||||
SzArEx_GetFileNameUtf16(&db, 0, &filename[0]);
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||||||
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||||||
// write the extracted file
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||||||
FILE *outputHandle = fopen(destFileName.c_str(), "wb+");
|
|
||||||
|
|
||||||
if (outputHandle == 0)
|
|
||||||
{
|
|
||||||
nlerror("Can not open output file '%s'", destFileName.c_str());
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|
||||||
return false;
|
|
||||||
}
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||||||
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|
||||||
UInt32 processedSize = (UInt32)fwrite(outBuffer + offset, 1, outSizeProcessed, outputHandle);
|
|
||||||
|
|
||||||
if (processedSize != outSizeProcessed)
|
|
||||||
{
|
|
||||||
nlerror("Failed to write %u char to output file '%s'", outSizeProcessed-processedSize, destFileName.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
fclose(outputHandle);
|
|
||||||
|
|
||||||
IAlloc_Free(&allocImp, outBuffer);
|
|
||||||
|
|
||||||
// free 7z context
|
|
||||||
SzArEx_Free(&db, &allocImp);
|
|
||||||
|
|
||||||
#else
|
|
||||||
|
|
||||||
InitCrcTable();
|
|
||||||
|
|
||||||
CArchiveDatabaseEx db;
|
|
||||||
SzArDbExInit(&db);
|
|
||||||
|
|
||||||
// unpack the file using the 7zip API
|
|
||||||
SZ_RESULT res = SzArchiveOpen(&inStr, &db, &allocImp, &allocTempImp);
|
|
||||||
|
|
||||||
if (res != SZ_OK)
|
|
||||||
{
|
|
||||||
nlerror("Failed to open archive file %s", sevenZipFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (db.Database.NumFiles != 1)
|
|
||||||
{
|
|
||||||
nlerror("Seven zip archive with more than 1 file are unsupported");
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */
|
|
||||||
Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */
|
|
||||||
size_t outBufferSize = 0; /* it can have any value before first call (if outBuffer = 0) */
|
|
||||||
|
|
||||||
size_t offset = 0;
|
|
||||||
size_t outSizeProcessed = 0;
|
|
||||||
|
|
||||||
// get the first file
|
|
||||||
res = SzExtract(&inStr, &db, 0,
|
|
||||||
&blockIndex, &outBuffer, &outBufferSize,
|
|
||||||
&offset, &outSizeProcessed,
|
|
||||||
&allocImp, &allocTempImp);
|
|
||||||
|
|
||||||
// write the extracted file
|
|
||||||
FILE *outputHandle = fopen(destFileName.c_str(), "wb+");
|
|
||||||
|
|
||||||
if (outputHandle == 0)
|
|
||||||
{
|
|
||||||
nlerror("Can not open output file '%s'", destFileName.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
UInt32 processedSize = (UInt32)fwrite(outBuffer + offset, 1, outSizeProcessed, outputHandle);
|
|
||||||
|
|
||||||
if (processedSize != outSizeProcessed)
|
|
||||||
{
|
|
||||||
nlerror("Failed to write %u char to output file '%s'", outSizeProcessed-processedSize, destFileName.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
fclose(outputHandle);
|
|
||||||
allocImp.Free(outBuffer);
|
|
||||||
|
|
||||||
// free 7z context
|
|
||||||
SzArDbExFree(&db, allocImp.Free);
|
|
||||||
|
|
||||||
#endif
|
|
||||||
|
|
||||||
// ok, all is fine, file is unpacked
|
|
||||||
return true;
|
|
||||||
#else
|
|
||||||
return false;
|
|
||||||
#endif
|
|
||||||
}
|
|
||||||
|
|
||||||
bool CPatchManager::unpackLZMA(const std::string &lzmaFile, const std::string &destFileName)
|
|
||||||
{
|
|
||||||
#ifdef RZ_USE_SEVENZIP
|
|
||||||
nldebug("unpackLZMA : decompression the lzma file '%s' into output file '%s", lzmaFile.c_str(), destFileName.c_str());
|
|
||||||
|
|
||||||
CIFile inStream(lzmaFile);
|
|
||||||
uint32 inSize = inStream.getFileSize();
|
|
||||||
|
|
||||||
#ifdef RZ_USE_NEW_LZMA
|
|
||||||
|
|
||||||
if (inSize < LZMA_PROPS_SIZE + 8)
|
|
||||||
{
|
|
||||||
nlwarning("Invalid file size, too small file '%s'", lzmaFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
// read the compressed file in buffer
|
|
||||||
auto_ptr<uint8> inBuffer = auto_ptr<uint8>(new uint8[inSize]);
|
|
||||||
inStream.serialBuffer(inBuffer.get(), inSize);
|
|
||||||
|
|
||||||
uint8 *pos = inBuffer.get();
|
|
||||||
|
|
||||||
pos += LZMA_PROPS_SIZE;
|
|
||||||
|
|
||||||
// read the output file size
|
|
||||||
size_t fileSize = 0;
|
|
||||||
|
|
||||||
for (int i = 0; i < 8; ++i)
|
|
||||||
{
|
|
||||||
if (pos >= inBuffer.get()+inSize)
|
|
||||||
{
|
|
||||||
nlassert(false);
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
fileSize |= ((UInt64)*pos++) << (8 * i);
|
|
||||||
}
|
|
||||||
|
|
||||||
// allocators
|
|
||||||
ISzAlloc allocImp;
|
|
||||||
allocImp.Alloc = SzAlloc;
|
|
||||||
allocImp.Free = SzFree;
|
|
||||||
|
|
||||||
CLzmaDec state;
|
|
||||||
LzmaDec_Construct(&state);
|
|
||||||
|
|
||||||
// allocate and decode props and probs
|
|
||||||
SRes res = LzmaDec_Allocate(&state, inBuffer.get(), LZMA_PROPS_SIZE, &allocImp);
|
|
||||||
|
|
||||||
if (res != 0)
|
|
||||||
{
|
|
||||||
nlwarning("Failed to decode lzma properies in file '%s'!", lzmaFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
// allocate the output buffer
|
|
||||||
auto_ptr<uint8> outBuffer = auto_ptr<uint8>(new uint8[fileSize]);
|
|
||||||
|
|
||||||
// in and out file sizes
|
|
||||||
SizeT outProcessed = fileSize;
|
|
||||||
SizeT inProcessed = (SizeT)(inSize-(pos-inBuffer.get()));
|
|
||||||
|
|
||||||
LzmaDec_Init(&state);
|
|
||||||
|
|
||||||
// decompress the file in memory
|
|
||||||
ELzmaStatus status;
|
|
||||||
res = LzmaDec_DecodeToBuf(&state, (Byte*)outBuffer.get(), &outProcessed, (Byte*)pos, &inProcessed, LZMA_FINISH_ANY, &status);
|
|
||||||
|
|
||||||
// free memory
|
|
||||||
LzmaDec_Free(&state, &allocImp);
|
|
||||||
|
|
||||||
if (res != 0 || outProcessed != fileSize)
|
|
||||||
{
|
|
||||||
nlwarning("Failed to decode lzma file '%s' with status %d", lzmaFile.c_str(), (sint)status);
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
#else
|
|
||||||
|
|
||||||
auto_ptr<uint8> inBuffer = auto_ptr<uint8>(new uint8[inSize]);
|
|
||||||
inStream.serialBuffer(inBuffer.get(), inSize);
|
|
||||||
|
|
||||||
CLzmaDecoderState state;
|
|
||||||
|
|
||||||
uint8 *pos = inBuffer.get();
|
|
||||||
|
|
||||||
// read the lzma properties
|
|
||||||
int res = LzmaDecodeProperties(&state.Properties, (unsigned char*) pos, LZMA_PROPERTIES_SIZE);
|
|
||||||
if (res != 0)
|
|
||||||
{
|
|
||||||
nlwarning("Failed to decode lzma properies in file '%s'!", lzmaFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (inSize < LZMA_PROPERTIES_SIZE + 8)
|
|
||||||
{
|
|
||||||
nlwarning("Invalid file size, too small file '%s'", lzmaFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
// alloc the probs, making sure they are deleted in function exit
|
|
||||||
size_t nbProb = LzmaGetNumProbs(&state.Properties);
|
|
||||||
auto_ptr<CProb> probs = auto_ptr<CProb>(new CProb[nbProb]);
|
|
||||||
state.Probs = probs.get();
|
|
||||||
|
|
||||||
pos += LZMA_PROPERTIES_SIZE;
|
|
||||||
|
|
||||||
// read the output file size
|
|
||||||
size_t fileSize = 0;
|
|
||||||
for (int i = 0; i < 8; i++)
|
|
||||||
{
|
|
||||||
if (pos >= inBuffer.get()+inSize)
|
|
||||||
{
|
|
||||||
nlassert(false);
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
fileSize |= ((UInt64)*pos++) << (8 * i);
|
|
||||||
}
|
|
||||||
|
|
||||||
SizeT outProcessed = 0;
|
|
||||||
SizeT inProcessed = 0;
|
|
||||||
|
|
||||||
// allocate the output buffer
|
|
||||||
auto_ptr<uint8> outBuffer = auto_ptr<uint8>(new uint8[fileSize]);
|
|
||||||
|
|
||||||
// decompress the file in memory
|
|
||||||
res = LzmaDecode(&state, (unsigned char*) pos, (SizeT)(inSize-(pos-inBuffer.get())), &inProcessed, (unsigned char*)outBuffer.get(), (SizeT)fileSize, &outProcessed);
|
|
||||||
|
|
||||||
if (res != 0 || outProcessed != fileSize)
|
|
||||||
{
|
|
||||||
nlwarning("Failed to decode lzma file '%s'", lzmaFile.c_str());
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
#endif
|
|
||||||
|
|
||||||
// store on output buffer
|
|
||||||
COFile outStream(destFileName);
|
|
||||||
outStream.serialBuffer(outBuffer.get(), (uint)fileSize);
|
|
||||||
|
|
||||||
return true;
|
|
||||||
#else
|
|
||||||
return false;
|
|
||||||
#endif
|
|
||||||
}
|
|
||||||
@ -0,0 +1,357 @@
|
|||||||
|
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
||||||
|
// Copyright (C) 2010 Winch Gate Property Limited
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU Affero General Public License
|
||||||
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
#include "seven_zip.h"
|
||||||
|
|
||||||
|
#include "nel/misc/types_nl.h"
|
||||||
|
#include "nel/misc/file.h"
|
||||||
|
#include "nel/misc/path.h"
|
||||||
|
|
||||||
|
#include "7z.h"
|
||||||
|
#include "7zAlloc.h"
|
||||||
|
#include "7zCrc.h"
|
||||||
|
#include "7zVersion.h"
|
||||||
|
#include "LzmaLib.h"
|
||||||
|
|
||||||
|
#include <memory>
|
||||||
|
|
||||||
|
//
|
||||||
|
// Namespaces
|
||||||
|
//
|
||||||
|
|
||||||
|
using namespace std;
|
||||||
|
using namespace NLMISC;
|
||||||
|
|
||||||
|
|
||||||
|
/// Input stream class for 7zip archive
|
||||||
|
class CNel7ZipInStream : public ISeekInStream
|
||||||
|
{
|
||||||
|
NLMISC::IStream *_Stream;
|
||||||
|
|
||||||
|
public:
|
||||||
|
/// Constructor, only allow file stream because 7zip will 'seek' in the stream
|
||||||
|
CNel7ZipInStream(NLMISC::IStream *s)
|
||||||
|
: _Stream(s)
|
||||||
|
{
|
||||||
|
Read = readFunc;
|
||||||
|
Seek = seekFunc;
|
||||||
|
}
|
||||||
|
|
||||||
|
// the read function called by 7zip to read data
|
||||||
|
static SRes readFunc(void *object, void *buffer, size_t *size)
|
||||||
|
{
|
||||||
|
try
|
||||||
|
{
|
||||||
|
CNel7ZipInStream *me = (CNel7ZipInStream*)object;
|
||||||
|
uint len = (uint)*size;
|
||||||
|
me->_Stream->serialBuffer((uint8*)buffer, len);
|
||||||
|
return SZ_OK;
|
||||||
|
}
|
||||||
|
catch (...)
|
||||||
|
{
|
||||||
|
return SZ_ERROR_READ;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// the seek function called by seven zip to seek inside stream
|
||||||
|
static SRes seekFunc(void *object, Int64 *pos, ESzSeek origin)
|
||||||
|
{
|
||||||
|
try
|
||||||
|
{
|
||||||
|
CNel7ZipInStream *me = (CNel7ZipInStream*)object;
|
||||||
|
sint32 offset = (sint32)*pos;
|
||||||
|
bool ret = me->_Stream->seek(offset, (NLMISC::IStream::TSeekOrigin)origin);
|
||||||
|
|
||||||
|
if (ret)
|
||||||
|
{
|
||||||
|
*pos = (Int64)me->_Stream->getPos();
|
||||||
|
return SZ_OK;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
catch (...)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
return SZ_ERROR_READ;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
bool unpack7Zip(const std::string &sevenZipFile, const std::string &destFileName)
|
||||||
|
{
|
||||||
|
nlinfo("Uncompressing 7zip archive '%s' to '%s'", sevenZipFile.c_str(), destFileName.c_str());
|
||||||
|
|
||||||
|
// init seven zip
|
||||||
|
ISzAlloc allocImp;
|
||||||
|
allocImp.Alloc = SzAlloc;
|
||||||
|
allocImp.Free = SzFree;
|
||||||
|
|
||||||
|
ISzAlloc allocTempImp;
|
||||||
|
allocTempImp.Alloc = SzAllocTemp;
|
||||||
|
allocTempImp.Free = SzFreeTemp;
|
||||||
|
|
||||||
|
// wrap file in a CIFile
|
||||||
|
CIFile input(sevenZipFile);
|
||||||
|
CNel7ZipInStream inStr(&input);
|
||||||
|
|
||||||
|
CLookToRead lookStream;
|
||||||
|
lookStream.realStream = &inStr;
|
||||||
|
LookToRead_CreateVTable(&lookStream, False);
|
||||||
|
LookToRead_Init(&lookStream);
|
||||||
|
|
||||||
|
CrcGenerateTable();
|
||||||
|
|
||||||
|
CSzArEx db;
|
||||||
|
SzArEx_Init(&db);
|
||||||
|
|
||||||
|
// unpack the file using the 7zip API
|
||||||
|
SRes res = SzArEx_Open(&db, &lookStream.s, &allocImp, &allocTempImp);
|
||||||
|
|
||||||
|
if (res != SZ_OK)
|
||||||
|
{
|
||||||
|
nlerror("Failed to open archive file %s", sevenZipFile.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (db.NumFiles != 1)
|
||||||
|
{
|
||||||
|
nlerror("Seven zip archive with more than 1 file are unsupported");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
UInt32 blockIndex = 0xFFFFFFFF; /* it can have any value before first call (if outBuffer = 0) */
|
||||||
|
Byte *outBuffer = 0; /* it must be 0 before first call for each new archive. */
|
||||||
|
size_t outBufferSize = 0; /* it can have any value before first call (if outBuffer = 0) */
|
||||||
|
|
||||||
|
size_t offset;
|
||||||
|
size_t outSizeProcessed = 0;
|
||||||
|
|
||||||
|
// get the first file
|
||||||
|
res = SzArEx_Extract(&db, &lookStream.s, 0,
|
||||||
|
&blockIndex, &outBuffer, &outBufferSize,
|
||||||
|
&offset, &outSizeProcessed,
|
||||||
|
&allocImp, &allocTempImp);
|
||||||
|
|
||||||
|
// get the length of first file
|
||||||
|
size_t nameLen = SzArEx_GetFileNameUtf16(&db, 0, NULL);
|
||||||
|
|
||||||
|
ucstring filename;
|
||||||
|
filename.resize(nameLen);
|
||||||
|
|
||||||
|
// write filename into ucstring
|
||||||
|
SzArEx_GetFileNameUtf16(&db, 0, &filename[0]);
|
||||||
|
|
||||||
|
// write the extracted file
|
||||||
|
FILE *outputHandle = fopen(destFileName.c_str(), "wb+");
|
||||||
|
|
||||||
|
if (outputHandle == 0)
|
||||||
|
{
|
||||||
|
nlerror("Can not open output file '%s'", destFileName.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
UInt32 processedSize = (UInt32)fwrite(outBuffer + offset, 1, outSizeProcessed, outputHandle);
|
||||||
|
|
||||||
|
if (processedSize != outSizeProcessed)
|
||||||
|
{
|
||||||
|
nlerror("Failed to write %u char to output file '%s'", outSizeProcessed-processedSize, destFileName.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
fclose(outputHandle);
|
||||||
|
|
||||||
|
IAlloc_Free(&allocImp, outBuffer);
|
||||||
|
|
||||||
|
// free 7z context
|
||||||
|
SzArEx_Free(&db, &allocImp);
|
||||||
|
|
||||||
|
// ok, all is fine, file is unpacked
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool unpackLZMA(const std::string &lzmaFile, const std::string &destFileName)
|
||||||
|
{
|
||||||
|
nldebug("unpackLZMA: decompress LZMA file '%s' to '%s", lzmaFile.c_str(), destFileName.c_str());
|
||||||
|
|
||||||
|
// open input file
|
||||||
|
CIFile inStream(lzmaFile);
|
||||||
|
uint32 inSize = inStream.getFileSize();
|
||||||
|
|
||||||
|
if (inSize < LZMA_PROPS_SIZE + 8)
|
||||||
|
{
|
||||||
|
nlwarning("unpackLZMA: Invalid file size, too small file '%s'", lzmaFile.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// allocate input buffer for props
|
||||||
|
auto_ptr<uint8> propsBuffer = auto_ptr<uint8>(new uint8[LZMA_PROPS_SIZE]);
|
||||||
|
|
||||||
|
// size of LZMA content
|
||||||
|
inSize -= LZMA_PROPS_SIZE + 8;
|
||||||
|
|
||||||
|
// allocate input buffer for lzma data
|
||||||
|
auto_ptr<uint8> inBuffer = auto_ptr<uint8>(new uint8[inSize]);
|
||||||
|
|
||||||
|
uint64 fileSize = 0;
|
||||||
|
|
||||||
|
try
|
||||||
|
{
|
||||||
|
// read props
|
||||||
|
inStream.serialBuffer(propsBuffer.get(), LZMA_PROPS_SIZE);
|
||||||
|
|
||||||
|
// read uncompressed size
|
||||||
|
inStream.serial(fileSize);
|
||||||
|
|
||||||
|
// read lzma content
|
||||||
|
inStream.serialBuffer(inBuffer.get(), inSize);
|
||||||
|
}
|
||||||
|
catch(const EReadError &e)
|
||||||
|
{
|
||||||
|
nlwarning("unpackLZMA: Error while reading '%s': %s", lzmaFile.c_str(), e.what());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// allocate the output buffer
|
||||||
|
auto_ptr<uint8> outBuffer = auto_ptr<uint8>(new uint8[fileSize]);
|
||||||
|
|
||||||
|
// in and out file sizes
|
||||||
|
SizeT outProcessed = (SizeT)fileSize;
|
||||||
|
SizeT inProcessed = (SizeT)inSize;
|
||||||
|
|
||||||
|
// decompress the file in memory
|
||||||
|
sint res = LzmaUncompress(outBuffer.get(), &outProcessed, inBuffer.get(), &inProcessed, propsBuffer.get(), LZMA_PROPS_SIZE);
|
||||||
|
|
||||||
|
if (res != 0 || outProcessed != fileSize)
|
||||||
|
{
|
||||||
|
nlwarning("unpackLZMA: Failed to decode lzma file '%s' with status %d", lzmaFile.c_str(), res);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// store on output buffer
|
||||||
|
COFile outStream(destFileName);
|
||||||
|
|
||||||
|
try
|
||||||
|
{
|
||||||
|
// write content
|
||||||
|
outStream.serialBuffer(outBuffer.get(), (uint)fileSize);
|
||||||
|
}
|
||||||
|
catch(const EFile &e)
|
||||||
|
{
|
||||||
|
nlwarning("unpackLZMA: Error while writing '%s': %s", destFileName.c_str(), e.what());
|
||||||
|
CFile::deleteFile(destFileName);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool packLZMA(const std::string &srcFileName, const std::string &lzmaFileName)
|
||||||
|
{
|
||||||
|
nldebug("unpackLZMA: compress '%s' to LZMA file '%s", srcFileName.c_str(), lzmaFileName.c_str());
|
||||||
|
|
||||||
|
// open file
|
||||||
|
CIFile inStream(srcFileName);
|
||||||
|
size_t inSize = inStream.getFileSize();
|
||||||
|
|
||||||
|
// file empty
|
||||||
|
if (!inSize)
|
||||||
|
{
|
||||||
|
nlwarning("packLZMA: File '%s' not found or empty", srcFileName.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// allocate input buffer
|
||||||
|
auto_ptr<uint8> inBuffer = auto_ptr<uint8>(new uint8[inSize]);
|
||||||
|
|
||||||
|
try
|
||||||
|
{
|
||||||
|
// read file in buffer
|
||||||
|
inStream.serialBuffer(inBuffer.get(), inSize);
|
||||||
|
}
|
||||||
|
catch(const EReadError &e)
|
||||||
|
{
|
||||||
|
nlwarning("packLZMA: Error while reading '%s': %s", srcFileName.c_str(), e.what());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// allocate output buffer
|
||||||
|
size_t outSize = (11 * inSize / 10) + 65536; // worst case = 1.1 * size + 64K
|
||||||
|
auto_ptr<uint8> outBuffer = auto_ptr<uint8>(new uint8[outSize]);
|
||||||
|
|
||||||
|
// allocate buffer for props
|
||||||
|
size_t outPropsSize = LZMA_PROPS_SIZE;
|
||||||
|
auto_ptr<uint8> outProps = auto_ptr<uint8>(new uint8[outPropsSize]);
|
||||||
|
|
||||||
|
// compress with best compression and other default settings
|
||||||
|
sint res = LzmaCompress(outBuffer.get(), &outSize, inBuffer.get(), inSize, outProps.get(), &outPropsSize, 9, 1 << 24, 3, 0, 2, 32, 1);
|
||||||
|
|
||||||
|
switch(res)
|
||||||
|
{
|
||||||
|
case SZ_OK:
|
||||||
|
{
|
||||||
|
// store on output buffer
|
||||||
|
COFile outStream(lzmaFileName);
|
||||||
|
|
||||||
|
// unable to create file
|
||||||
|
if (!outStream.isOpen())
|
||||||
|
{
|
||||||
|
nlwarning("packLZMA: Unable to create '%s'", srcFileName.c_str());
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
try
|
||||||
|
{
|
||||||
|
// write props
|
||||||
|
outStream.serialBuffer(outProps.get(), (uint)outPropsSize);
|
||||||
|
|
||||||
|
// write uncompressed size
|
||||||
|
uint64 uncompressSize = inSize;
|
||||||
|
outStream.serial(uncompressSize);
|
||||||
|
|
||||||
|
// write content
|
||||||
|
outStream.serialBuffer(outBuffer.get(), (uint)outSize);
|
||||||
|
}
|
||||||
|
catch(const EFile &e)
|
||||||
|
{
|
||||||
|
nlwarning("packLZMA: Error while writing '%s': %s", lzmaFileName.c_str(), e.what());
|
||||||
|
CFile::deleteFile(lzmaFileName);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
case SZ_ERROR_MEM:
|
||||||
|
nlwarning("packLZMA: Memory allocation error while compressing '%s' (input buffer size: %u, output buffer size: %u)", srcFileName.c_str(), (uint)inSize, (uint)outSize);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SZ_ERROR_PARAM:
|
||||||
|
nlwarning("packLZMA: Incorrect parameter while compressing '%s'", srcFileName.c_str());
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SZ_ERROR_OUTPUT_EOF:
|
||||||
|
nlwarning("packLZMA: Output buffer overflow while compressing '%s' (input buffer size: %u, output buffer size: %u)", srcFileName.c_str(), (uint)inSize, (uint)outSize);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SZ_ERROR_THREAD:
|
||||||
|
nlwarning("packLZMA: Errors in multithreading functions (only for Mt version)");
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
nlwarning("packLZMA: Unknown error (%d) while compressing '%s'", res, srcFileName.c_str());
|
||||||
|
}
|
||||||
|
|
||||||
|
return false;
|
||||||
|
}
|
||||||
@ -0,0 +1,31 @@
|
|||||||
|
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
||||||
|
// Copyright (C) 2010 Winch Gate Property Limited
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU Affero General Public License
|
||||||
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
#ifndef SEVEN_ZIP_H
|
||||||
|
#define SEVEN_ZIP_H
|
||||||
|
|
||||||
|
#include <string>
|
||||||
|
|
||||||
|
// utility func to decompress a monofile 7zip archive
|
||||||
|
bool unpack7Zip(const std::string &sevenZipFileName, const std::string &destFileName);
|
||||||
|
|
||||||
|
// utility func to decompress a single LZMA packed file
|
||||||
|
bool unpackLZMA(const std::string &lzmaFileName, const std::string &destFileName);
|
||||||
|
|
||||||
|
// utility func to compress a single file to LZMA packed file
|
||||||
|
bool packLZMA(const std::string &srcFileName, const std::string &lzmaFileName);
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
Reference in New Issue