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Add ZLIB for Windows (#768)

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Added ZLIB for Windows.  Packets for character creation are now compressed on windows before sending and ZCompression can now be used on Windows.
This commit is contained in:
David Markowitz
2022-09-05 20:28:47 -07:00
committed by GitHub
parent ce2e6f595b
commit 63af2c8da7
6 changed files with 53 additions and 43 deletions
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30
dCommon/CMakeLists.txt
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@@ -23,5 +23,31 @@ target_link_libraries(dCommon bcrypt)
if (UNIX)
find_package(ZLIB REQUIRED)
target_link_libraries(dCommon ZLIB::ZLIB)
endif()
elseif (WIN32)
include(FetchContent)
# TODO Keep an eye on the zlib repository for an update to disable testing. Don't forget to update CMakePresets
FetchContent_Declare(
zlib
URL https://github.com/madler/zlib/archive/refs/tags/v1.2.11.zip
URL_HASH MD5=9d6a627693163bbbf3f26403a3a0b0b1
)
# Disable warning about no project version.
set(CMAKE_POLICY_DEFAULT_CMP0048 NEW)
# Disable warning about the minimum version of cmake used for bcrypt being deprecated in the future
set(CMAKE_WARN_DEPRECATED OFF CACHE BOOL "" FORCE)
FetchContent_MakeAvailable(zlib)
set(ZLIB_INCLUDE_DIRS ${zlib_SOURCE_DIR} ${zlib_BINARY_DIR})
set_target_properties(zlib PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${ZLIB_INCLUDE_DIRS}")
add_library(ZLIB::ZLIB ALIAS zlib)
else ()
message(
FATAL_ERROR
"This platform does not have a way to use zlib.\nCreate an issue on GitHub with your build system so it can be configured."
)
endif ()
target_link_libraries(dCommon ZLIB::ZLIB)

23
dCommon/ZCompression.cpp
View File

@@ -1,7 +1,5 @@
#include "ZCompression.h"
#ifndef _WIN32
#include <zlib.h>
namespace ZCompression {
@@ -27,7 +25,6 @@ namespace ZCompression {
}
deflateEnd(&zInfo); // zlib function
return(nRet);
}
int32_t Decompress(const uint8_t* abSrc, int32_t nLenSrc, uint8_t* abDst, int32_t nLenDst, int32_t& nErr) {
@@ -48,26 +45,6 @@ namespace ZCompression {
}
inflateEnd(&zInfo); // zlib function
return(nRet);
/*
z_stream zInfo = { 0 };
zInfo.total_in = zInfo.avail_in = nLenSrc;
zInfo.total_out = zInfo.avail_out = nLenDst;
zInfo.next_in = const_cast<Bytef*>(abSrc);
zInfo.next_out = const_cast<Bytef*>(abDst);
int nRet = -1;
nErr = inflateInit(&zInfo); // zlib function
if (nErr == Z_OK) {
nErr = inflate(&zInfo, Z_FINISH); // zlib function
if (nErr == Z_STREAM_END) {
nRet = zInfo.total_out;
}
}
inflateEnd(&zInfo); // zlib function
return(nRet); // -1 or len of output
*/
}
}
#endif

5
dCommon/ZCompression.h
View File

@@ -2,10 +2,6 @@
#include <cstdint>
#include "dPlatforms.h"
#ifndef DARKFLAME_PLATFORM_WIN32
namespace ZCompression {
int32_t GetMaxCompressedLength(int32_t nLenSrc);
@@ -14,4 +10,3 @@ namespace ZCompression {
int32_t Decompress(const uint8_t* abSrc, int32_t nLenSrc, uint8_t* abDst, int32_t nLenDst, int32_t& nErr);
}
#endif