WL #12150 Connection compression. Supported ZLIB, LZ4 and ZSTD algorithms

Author: Bogdan Degtyariov

cdk/CMakeLists.txt

@@ -254,6 +254,7 @@ set(configuration_header "${PROJECT_BINARY_DIR}/include/mysql/cdk/config.h")
 
 #INCLUDE(testing)
 #SETUP_TESTING()
+ADD_SUBDIRECTORY(extra)
 
 
 #

cdk/cmake/compiler/SUNPRO.cmake

@@ -68,6 +68,7 @@ endfunction()
 
 function(enable_pic)
   add_flags(CXX -KPIC)
+  add_flags(C -KPIC)
 endfunction()
 
 

cdk/core/CMakeLists.txt

@@ -33,6 +33,7 @@ cmake_minimum_required(VERSION 2.8)
 
 #ADD_SUBDIRECTORY(tests)
 
+
 SET(cdk_sources
   session.cc
   codec.cc

cdk/extra/CMakeLists.txt

@@ -31,3 +31,29 @@ if(WITH_TESTS)
 add_subdirectory(ngs_mockup)
 
 endif()
+
+# Compression libraries
+enable_pic()
+add_subdirectory(zlib)
+
+target_include_directories(zlib PUBLIC
+  ${PROJECT_BINARY_DIR}/extra/zlib
+  ${PROJECT_SOURCE_DIR}/extra/zlib
+)
+
+
+ADD_LIBRARY(lz4 STATIC
+    lz4/lz4.c
+    lz4/lz4frame.c
+    lz4/lz4hc.c
+    lz4/xxhash.c
+)
+
+target_include_directories(lz4 PUBLIC lz4)
+
+add_subdirectory(zstd)
+
+target_include_directories(zstd PUBLIC
+  ${PROJECT_BINARY_DIR}/extra/zstd/lib
+  ${PROJECT_SOURCE_DIR}/extra/zstd/lib
+)

cdk/extra/lz4/LICENSE

@@ -0,0 +1,24 @@
+LZ4 Library
+Copyright (c) 2011-2016, Yann Collet
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* 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.
+
+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 HOLDER 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.