[7zip] add new port (#5221) (#6920)

5 files changed, 542 insertions, 0 deletions

diff --git a/ports/7zip/CMakeLists.txt b/ports/7zip/CMakeLists.txt
new file mode 100644
index 000000000..7e93a3bf0
--- /dev/null
+++ b/ports/7zip/CMakeLists.txt
@@ -0,0 +1,374 @@
+# Created from 7-zip v19.00 - 7zip/CPP/7zip/Bundles/Format7zF

+

+cmake_minimum_required(VERSION 3.11)

+cmake_policy(VERSION 3.11)

+

+project(7zip LANGUAGES C CXX ASM_MASM)

+

+set(SRC_ASM

+    Asm/x86/AesOpt.asm

+    Asm/x86/7zCrcOpt.asm

+    Asm/x86/XzCrc64Opt.asm

+)

+

+if(CMAKE_SIZEOF_VOID_P EQUAL 8)

+    set_source_files_properties(${SRC_ASM} PROPERTIES COMPILE_FLAGS "-Dx64")

+else()

+    set_source_files_properties(${SRC_ASM} PROPERTIES COMPILE_FLAGS "-safeseh")

+endif()

+

+set(SRC_COMPRESS

+    CPP/7zip/Compress/Bcj2Coder.cpp

+    CPP/7zip/Compress/Bcj2Register.cpp

+    CPP/7zip/Compress/BcjCoder.cpp

+    CPP/7zip/Compress/BcjRegister.cpp

+    CPP/7zip/Compress/BitlDecoder.cpp

+    CPP/7zip/Compress/BranchMisc.cpp

+    CPP/7zip/Compress/BranchRegister.cpp

+    CPP/7zip/Compress/ByteSwap.cpp

+    CPP/7zip/Compress/BZip2Crc.cpp

+    CPP/7zip/Compress/BZip2Decoder.cpp

+    CPP/7zip/Compress/BZip2Encoder.cpp

+    CPP/7zip/Compress/BZip2Register.cpp

+    CPP/7zip/Compress/CopyCoder.cpp

+    CPP/7zip/Compress/CopyRegister.cpp

+    CPP/7zip/Compress/Deflate64Register.cpp

+    CPP/7zip/Compress/DeflateDecoder.cpp

+    CPP/7zip/Compress/DeflateEncoder.cpp

+    CPP/7zip/Compress/DeflateRegister.cpp

+    CPP/7zip/Compress/DeltaFilter.cpp

+    CPP/7zip/Compress/ImplodeDecoder.cpp

+    CPP/7zip/Compress/LzfseDecoder.cpp

+    CPP/7zip/Compress/LzhDecoder.cpp

+    CPP/7zip/Compress/Lzma2Decoder.cpp

+    CPP/7zip/Compress/Lzma2Encoder.cpp

+    CPP/7zip/Compress/Lzma2Register.cpp

+    CPP/7zip/Compress/LzmaDecoder.cpp

+    CPP/7zip/Compress/LzmaEncoder.cpp

+    CPP/7zip/Compress/LzmaRegister.cpp

+    CPP/7zip/Compress/LzmsDecoder.cpp

+    CPP/7zip/Compress/LzOutWindow.cpp

+    CPP/7zip/Compress/LzxDecoder.cpp

+    CPP/7zip/Compress/PpmdDecoder.cpp

+    CPP/7zip/Compress/PpmdEncoder.cpp

+    CPP/7zip/Compress/PpmdRegister.cpp

+    CPP/7zip/Compress/PpmdZip.cpp

+    CPP/7zip/Compress/QuantumDecoder.cpp

+    CPP/7zip/Compress/Rar1Decoder.cpp

+    CPP/7zip/Compress/Rar2Decoder.cpp

+    CPP/7zip/Compress/Rar3Decoder.cpp

+    CPP/7zip/Compress/Rar3Vm.cpp

+    CPP/7zip/Compress/Rar5Decoder.cpp

+    CPP/7zip/Compress/RarCodecsRegister.cpp

+    CPP/7zip/Compress/ShrinkDecoder.cpp

+    CPP/7zip/Compress/XpressDecoder.cpp

+    CPP/7zip/Compress/XzDecoder.cpp

+    CPP/7zip/Compress/XzEncoder.cpp

+    CPP/7zip/Compress/ZlibDecoder.cpp

+    CPP/7zip/Compress/ZlibEncoder.cpp

+    CPP/7zip/Compress/ZDecoder.cpp

+    CPP/7zip/Compress/CodecExports.cpp

+)

+

+set(SRC_CRYPTO

+    CPP/7zip/Crypto/7zAes.cpp

+    CPP/7zip/Crypto/7zAesRegister.cpp

+    CPP/7zip/Crypto/HmacSha1.cpp

+    CPP/7zip/Crypto/HmacSha256.cpp

+    CPP/7zip/Crypto/MyAes.cpp

+    CPP/7zip/Crypto/MyAesReg.cpp

+    CPP/7zip/Crypto/Pbkdf2HmacSha1.cpp

+    CPP/7zip/Crypto/RandGen.cpp

+    CPP/7zip/Crypto/Rar20Crypto.cpp

+    CPP/7zip/Crypto/Rar5Aes.cpp

+    CPP/7zip/Crypto/RarAes.cpp

+    CPP/7zip/Crypto/WzAes.cpp

+    CPP/7zip/Crypto/ZipCrypto.cpp

+    CPP/7zip/Crypto/ZipStrong.cpp

+)

+

+set(SRC_C

+    C/7zBuf2.c

+    C/7zStream.c

+    C/Alloc.c

+    C/Bcj2.c

+    C/Bcj2Enc.c

+    C/Blake2s.c

+    C/Bra.c

+    C/Bra86.c

+    C/BraIA64.c

+    C/BwtSort.c

+    C/CpuArch.c

+    C/Delta.c

+    C/HuffEnc.c

+    C/LzFind.c

+    C/LzFindMt.c

+    C/Lzma2Dec.c

+    C/Lzma2DecMt.c

+    C/Lzma2Enc.c

+    C/LzmaDec.c

+    C/LzmaEnc.c

+    C/MtCoder.c

+    C/MtDec.c

+    C/Ppmd7.c

+    C/Ppmd7Dec.c

+    C/Ppmd7Enc.c

+    C/Ppmd8.c

+    C/Ppmd8Dec.c

+    C/Ppmd8Enc.c

+    C/Sha1.c

+    C/Sha256.c

+    C/Sort.c

+    C/Threads.c

+    C/Xz.c

+    C/XzDec.c

+    C/XzEnc.c

+    C/XzIn.c

+    C/Aes.c

+    C/7zCrc.c

+    C/XzCrc64.c

+)

+

+set_source_files_properties(

+    ${SRC_COMPRESS}

+    ${SRC_CRYPTO}

+    ${SRC_C}

+        PROPERTIES

+            COMPILE_FLAGS $<$<CONFIG:RELEASE>:"/O2">

+)

+

+set(SRC_OTHER

+    CPP/Common/CRC.cpp

+    CPP/Common/CrcReg.cpp

+    CPP/Common/DynLimBuf.cpp

+    CPP/Common/IntToString.cpp

+    CPP/Common/MyMap.cpp

+    CPP/Common/MyString.cpp

+    CPP/Common/MyVector.cpp

+    CPP/Common/MyXml.cpp

+    CPP/Common/NewHandler.cpp

+    CPP/Common/Sha1Reg.cpp

+    CPP/Common/Sha256Reg.cpp

+    CPP/Common/StringConvert.cpp

+    CPP/Common/StringToInt.cpp

+    CPP/Common/UTFConvert.cpp

+    CPP/Common/Wildcard.cpp

+    CPP/Common/XzCrc64Init.cpp

+    CPP/Common/XzCrc64Reg.cpp

+

+    CPP/Windows/FileDir.cpp

+    CPP/Windows/FileFind.cpp

+    CPP/Windows/FileIO.cpp

+    CPP/Windows/FileName.cpp

+    CPP/Windows/PropVariant.cpp

+    CPP/Windows/PropVariantUtils.cpp

+    CPP/Windows/Synchronization.cpp

+    CPP/Windows/System.cpp

+    CPP/Windows/TimeUtils.cpp

+

+    CPP/7zip/Common/CreateCoder.cpp

+    CPP/7zip/Common/CWrappers.cpp

+    CPP/7zip/Common/InBuffer.cpp

+    CPP/7zip/Common/InOutTempBuffer.cpp

+    CPP/7zip/Common/FilterCoder.cpp

+    CPP/7zip/Common/LimitedStreams.cpp

+    CPP/7zip/Common/LockedStream.cpp

+    CPP/7zip/Common/MemBlocks.cpp

+    CPP/7zip/Common/MethodId.cpp

+    CPP/7zip/Common/MethodProps.cpp

+    CPP/7zip/Common/OffsetStream.cpp

+    CPP/7zip/Common/OutBuffer.cpp

+    CPP/7zip/Common/OutMemStream.cpp

+    CPP/7zip/Common/ProgressMt.cpp

+    CPP/7zip/Common/ProgressUtils.cpp

+    CPP/7zip/Common/PropId.cpp

+    CPP/7zip/Common/StreamBinder.cpp

+    CPP/7zip/Common/StreamObjects.cpp

+    CPP/7zip/Common/StreamUtils.cpp

+    CPP/7zip/Common/UniqBlocks.cpp

+    CPP/7zip/Common/VirtThread.cpp

+

+    CPP/7zip/Archive/ApmHandler.cpp

+    CPP/7zip/Archive/ArHandler.cpp

+    CPP/7zip/Archive/ArjHandler.cpp

+    CPP/7zip/Archive/Bz2Handler.cpp

+    CPP/7zip/Archive/ComHandler.cpp

+    CPP/7zip/Archive/CpioHandler.cpp

+    CPP/7zip/Archive/CramfsHandler.cpp

+    CPP/7zip/Archive/DeflateProps.cpp

+    CPP/7zip/Archive/DmgHandler.cpp

+    CPP/7zip/Archive/ElfHandler.cpp

+    CPP/7zip/Archive/ExtHandler.cpp

+    CPP/7zip/Archive/FatHandler.cpp

+    CPP/7zip/Archive/FlvHandler.cpp

+    CPP/7zip/Archive/GzHandler.cpp

+    CPP/7zip/Archive/GptHandler.cpp

+    CPP/7zip/Archive/HandlerCont.cpp

+    CPP/7zip/Archive/HfsHandler.cpp

+    CPP/7zip/Archive/IhexHandler.cpp

+    CPP/7zip/Archive/LzhHandler.cpp

+    CPP/7zip/Archive/LzmaHandler.cpp

+    CPP/7zip/Archive/MachoHandler.cpp

+    CPP/7zip/Archive/MbrHandler.cpp

+    CPP/7zip/Archive/MslzHandler.cpp

+    CPP/7zip/Archive/MubHandler.cpp

+    CPP/7zip/Archive/NtfsHandler.cpp

+    CPP/7zip/Archive/PeHandler.cpp

+    CPP/7zip/Archive/PpmdHandler.cpp

+    CPP/7zip/Archive/QcowHandler.cpp

+    CPP/7zip/Archive/RpmHandler.cpp

+    CPP/7zip/Archive/SplitHandler.cpp

+    CPP/7zip/Archive/SquashfsHandler.cpp

+    CPP/7zip/Archive/SwfHandler.cpp

+    CPP/7zip/Archive/UefiHandler.cpp

+    CPP/7zip/Archive/VdiHandler.cpp

+    CPP/7zip/Archive/VhdHandler.cpp

+    CPP/7zip/Archive/VmdkHandler.cpp

+    CPP/7zip/Archive/XarHandler.cpp

+    CPP/7zip/Archive/XzHandler.cpp

+    CPP/7zip/Archive/ZHandler.cpp

+    CPP/7zip/Archive/ArchiveExports.cpp

+    CPP/7zip/Archive/DllExports2.cpp

+

+    CPP/7zip/Archive/Common/CoderMixer2.cpp

+    CPP/7zip/Archive/Common/DummyOutStream.cpp

+    CPP/7zip/Archive/Common/FindSignature.cpp

+    CPP/7zip/Archive/Common/InStreamWithCRC.cpp

+    CPP/7zip/Archive/Common/ItemNameUtils.cpp

+    CPP/7zip/Archive/Common/MultiStream.cpp

+    CPP/7zip/Archive/Common/OutStreamWithCRC.cpp

+    CPP/7zip/Archive/Common/OutStreamWithSha1.cpp

+    CPP/7zip/Archive/Common/HandlerOut.cpp

+    CPP/7zip/Archive/Common/ParseProperties.cpp

+

+    CPP/7zip/Archive/7z/7zCompressionMode.cpp

+    CPP/7zip/Archive/7z/7zDecode.cpp

+    CPP/7zip/Archive/7z/7zEncode.cpp

+    CPP/7zip/Archive/7z/7zExtract.cpp

+    CPP/7zip/Archive/7z/7zFolderInStream.cpp

+    CPP/7zip/Archive/7z/7zHandler.cpp

+    CPP/7zip/Archive/7z/7zHandlerOut.cpp

+    CPP/7zip/Archive/7z/7zHeader.cpp

+    CPP/7zip/Archive/7z/7zIn.cpp

+    CPP/7zip/Archive/7z/7zOut.cpp

+    CPP/7zip/Archive/7z/7zProperties.cpp

+    CPP/7zip/Archive/7z/7zSpecStream.cpp

+    CPP/7zip/Archive/7z/7zUpdate.cpp

+    CPP/7zip/Archive/7z/7zRegister.cpp

+

+    CPP/7zip/Archive/Cab/CabBlockInStream.cpp

+    CPP/7zip/Archive/Cab/CabHandler.cpp

+    CPP/7zip/Archive/Cab/CabHeader.cpp

+    CPP/7zip/Archive/Cab/CabIn.cpp

+    CPP/7zip/Archive/Cab/CabRegister.cpp

+

+    CPP/7zip/Archive/Chm/ChmHandler.cpp

+    CPP/7zip/Archive/Chm/ChmIn.cpp

+

+    CPP/7zip/Archive/Iso/IsoHandler.cpp

+    CPP/7zip/Archive/Iso/IsoHeader.cpp

+    CPP/7zip/Archive/Iso/IsoIn.cpp

+    CPP/7zip/Archive/Iso/IsoRegister.cpp

+

+    CPP/7zip/Archive/Nsis/NsisDecode.cpp

+    CPP/7zip/Archive/Nsis/NsisHandler.cpp

+    CPP/7zip/Archive/Nsis/NsisIn.cpp

+    CPP/7zip/Archive/Nsis/NsisRegister.cpp

+

+    CPP/7zip/Archive/Rar/RarHandler.cpp

+    CPP/7zip/Archive/Rar/Rar5Handler.cpp

+

+    CPP/7zip/Archive/Tar/TarHandler.cpp

+    CPP/7zip/Archive/Tar/TarHandlerOut.cpp

+    CPP/7zip/Archive/Tar/TarHeader.cpp

+    CPP/7zip/Archive/Tar/TarIn.cpp

+    CPP/7zip/Archive/Tar/TarOut.cpp

+    CPP/7zip/Archive/Tar/TarUpdate.cpp

+    CPP/7zip/Archive/Tar/TarRegister.cpp

+

+    CPP/7zip/Archive/Udf/UdfHandler.cpp

+    CPP/7zip/Archive/Udf/UdfIn.cpp

+

+    CPP/7zip/Archive/Wim/WimHandler.cpp

+    CPP/7zip/Archive/Wim/WimHandlerOut.cpp

+    CPP/7zip/Archive/Wim/WimIn.cpp

+    CPP/7zip/Archive/Wim/WimRegister.cpp

+

+    CPP/7zip/Archive/Zip/ZipAddCommon.cpp

+    CPP/7zip/Archive/Zip/ZipHandler.cpp

+    CPP/7zip/Archive/Zip/ZipHandlerOut.cpp

+    CPP/7zip/Archive/Zip/ZipIn.cpp

+    CPP/7zip/Archive/Zip/ZipItem.cpp

+    CPP/7zip/Archive/Zip/ZipOut.cpp

+    CPP/7zip/Archive/Zip/ZipUpdate.cpp

+    CPP/7zip/Archive/Zip/ZipRegister.cpp

+)

+

+add_library(7zip

+    ${SRC_ASM}

+    ${SRC_OTHER}

+    ${SRC_COMPRESS}

+    ${SRC_CRYPTO}

+    ${SRC_C}

+    CPP/7zip/Archive/Archive2.def

+)

+

+target_compile_definitions(7zip

+    PUBLIC

+        -DEXTERNAL_CODECS

+        -D_7ZIP_LARGE_PAGES

+        -DUNICODE

+        -D_UNICODE

+)

+

+target_compile_options(7zip

+    PRIVATE

+        /wd5043

+        $<$<CONFIG:RELEASE>:/guard:cf>

+)

+

+target_include_directories(7zip

+    INTERFACE

+        $<INSTALL_INTERFACE:include>/7zip/CPP

+)

+

+set(PUBLIC_HEADERS

+    C/7zTypes.h

+    CPP/7zip/Archive/IArchive.h

+    CPP/7zip/ICoder.h

+    CPP/7zip/IDecl.h

+    CPP/7zip/IPassword.h

+    CPP/7zip/IProgress.h

+    CPP/7zip/IStream.h

+    CPP/7zip/PropID.h

+    CPP/Common/Defs.h

+    CPP/Common/MyTypes.h

+    CPP/Common/MyUnknown.h

+    CPP/Common/MyWindows.h

+)

+

+install(

+    TARGETS 7zip

+    EXPORT 7zip

+    ARCHIVE DESTINATION lib

+    LIBRARY DESTINATION lib

+    RUNTIME DESTINATION bin

+)

+

+# Headers makes relative includes so directory structure must be kept

+foreach(HEADER ${PUBLIC_HEADERS})

+    get_filename_component(HEADER_DIR ${HEADER} DIRECTORY)

+    install(

+        FILES ${HEADER}

+        CONFIGURATIONS Release

+        DESTINATION include/7zip/${HEADER_DIR}

+    )

+endforeach()

+

+install(

+    EXPORT 7zip

+    DESTINATION share/7zip

+    FILE 7zipConfig.cmake

+    NAMESPACE 7zip::

+    CONFIGURATIONS Release

+)

diff --git a/ports/7zip/CONTROL b/ports/7zip/CONTROL
new file mode 100644
index 000000000..42cb47b34
--- /dev/null
+++ b/ports/7zip/CONTROL
@@ -0,0 +1,3 @@
+Source: 7zip

+Version: 19.00

+Description: Library for archiving file with a high compression ratio.

diff --git a/ports/7zip/License.txt b/ports/7zip/License.txt
new file mode 100644
index 000000000..e9113842c
--- /dev/null
+++ b/ports/7zip/License.txt
@@ -0,0 +1,90 @@
+  7-Zip source code

+  ~~~~~~~~~~~~~~~~~

+  License for use and distribution

+  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

+

+  7-Zip Copyright (C) 1999-2019 Igor Pavlov.

+

+  The licenses for files are:

+

+    1) CPP/7zip/Compress/Rar* files: the "GNU LGPL" with "unRAR license restriction"

+    2) CPP/7zip/Compress/LzfseDecoder.cpp: the "BSD 3-clause License"

+    3) Some files are "public domain" files, if "public domain" status is stated in source file.

+    4) the "GNU LGPL" for all other files. If there is no license information in 

+       some source file, that file is under the "GNU LGPL".

+

+  The "GNU LGPL" with "unRAR license restriction" means that you must follow both 

+  "GNU LGPL" rules and "unRAR license restriction" rules.

+

+

+

+

+  GNU LGPL information

+  --------------------

+

+    This library is free software; you can redistribute it and/or

+    modify it under the terms of the GNU Lesser General Public

+    License as published by the Free Software Foundation; either

+    version 2.1 of the License, or (at your option) any later version.

+

+    This library 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

+    Lesser General Public License for more details.

+

+    You should have received a copy of the GNU Lesser General Public

+    License along with this library; if not, write to the Free Software

+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

+

+

+

+

+  BSD 3-clause License

+  --------------------

+

+    The "BSD 3-clause License" is used for the code in LzfseDecoder.cpp that implements LZFSE data decompression.

+    That code was derived from the code in the "LZFSE compression library" developed by Apple Inc,

+    that also uses the "BSD 3-clause License":

+

+    ----

+    Copyright (c) 2015-2016, Apple Inc. All rights reserved.

+

+    Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

+

+    1.  Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

+

+    2.  Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer

+        in the documentation and/or other materials provided with the distribution.

+

+    3.  Neither the name of the copyright holder(s) nor the names of any contributors may be used to endorse or promote products derived

+        from this software without specific prior written permission.

+

+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

+    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+    COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+    HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+    ----

+

+

+

+

+  unRAR license restriction

+  -------------------------

+

+    The decompression engine for RAR archives was developed using source 

+    code of unRAR program.

+    All copyrights to original unRAR code are owned by Alexander Roshal.

+

+    The license for original unRAR code has the following restriction:

+

+    The unRAR sources cannot be used to re-create the RAR compression algorithm, 

+    which is proprietary. Distribution of modified unRAR sources in separate form 

+    or as a part of other software is permitted, provided that it is clearly

+    stated in the documentation and source comments that the code may

+    not be used to develop a RAR (WinRAR) compatible archiver.

+

+

+  --

+  Igor Pavlov

diff --git a/ports/7zip/portfile.cmake b/ports/7zip/portfile.cmake
new file mode 100644
index 000000000..83515438c
--- /dev/null
+++ b/ports/7zip/portfile.cmake
@@ -0,0 +1,34 @@
+include(vcpkg_common_functions)

+

+set(7ZIP_VERSION 19.00)

+vcpkg_download_distfile(ARCHIVE

+    URLS "https://www.7-zip.org/a/7z1900-src.7z"

+    FILENAME "7z1900-src.7z"

+    SHA512 d68b308e175224770adc8b1495f1ba3cf3e7f67168a7355000643d3d32560ae01aa34266f0002395181ed91fb5e682b86e0f79c20625b42d6e2c62dd24a5df93

+)

+

+vcpkg_extract_source_archive_ex(

+    OUT_SOURCE_PATH SOURCE_PATH

+    ARCHIVE ${ARCHIVE}

+    REF ${7ZIP_VERSION}

+    NO_REMOVE_ONE_LEVEL

+)

+

+file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})

+

+vcpkg_configure_cmake(

+    SOURCE_PATH ${SOURCE_PATH}

+    PREFER_NINJA

+)

+

+vcpkg_install_cmake()

+

+vcpkg_copy_pdbs()

+

+file(

+    INSTALL ${CMAKE_CURRENT_LIST_DIR}/License.txt

+    DESTINATION ${CURRENT_PACKAGES_DIR}/share/7zip

+    RENAME copyright

+)

+

+vcpkg_test_cmake(PACKAGE_NAME 7zip)

diff --git a/ports/7zip/unRarLicense.txt b/ports/7zip/unRarLicense.txt
new file mode 100644
index 000000000..5f78b728d
--- /dev/null
+++ b/ports/7zip/unRarLicense.txt
@@ -0,0 +1,41 @@
+ ******    *****   ******   unRAR - free utility for RAR archives
+ **   **  **   **  **   **  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ ******   *******  ******    License for use and distribution of
+ **   **  **   **  **   **   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ **   **  **   **  **   **         FREE portable version
+                                   ~~~~~~~~~~~~~~~~~~~~~
+
+      The source code of unRAR utility is freeware. This means:
+
+   1. All copyrights to RAR and the utility unRAR are exclusively
+      owned by the author - Alexander Roshal.
+
+   2. The unRAR sources may be used in any software to handle RAR
+      archives without limitations free of charge, but cannot be used
+      to re-create the RAR compression algorithm, which is proprietary.
+      Distribution of modified unRAR sources in separate form or as a
+      part of other software is permitted, provided that it is clearly
+      stated in the documentation and source comments that the code may
+      not be used to develop a RAR (WinRAR) compatible archiver.
+
+   3. The unRAR utility may be freely distributed. No person or company 
+      may charge a fee for the distribution of unRAR without written
+      permission from the copyright holder.
+
+   4. THE RAR ARCHIVER AND THE UNRAR UTILITY ARE DISTRIBUTED "AS IS".
+      NO WARRANTY OF ANY KIND IS EXPRESSED OR IMPLIED.  YOU USE AT 
+      YOUR OWN RISK. THE AUTHOR WILL NOT BE LIABLE FOR DATA LOSS, 
+      DAMAGES, LOSS OF PROFITS OR ANY OTHER KIND OF LOSS WHILE USING
+      OR MISUSING THIS SOFTWARE.
+
+   5. Installing and using the unRAR utility signifies acceptance of
+      these terms and conditions of the license.
+
+   6. If you don't agree with terms of the license you must remove
+      unRAR files from your storage devices and cease to use the
+      utility.
+
+      Thank you for your interest in RAR and unRAR.
+
+
+                                            Alexander L. Roshal
\ No newline at end of file