f177c15347
zstd has much better compression speed and ratio, and better decompression speed than currently available methods. Also set zstd as the default compression method for Compression as well as FileAccessCompressed functions.
128 lines
3.4 KiB
Python
128 lines
3.4 KiB
Python
#!/usr/bin/env python
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Import('env')
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env.core_sources = []
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# Generate global defaults
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gd_call = ""
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gd_inc = ""
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for x in env.global_defaults:
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env.core_sources.append("#platform/" + x + "/globals/global_defaults.cpp")
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gd_inc += '#include "platform/' + x + '/globals/global_defaults.h"\n'
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gd_call += "\tregister_" + x + "_global_defaults();\n"
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gd_cpp = '#include "global_config.h"\n'
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gd_cpp += gd_inc
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gd_cpp += "void GlobalConfig::register_global_defaults() {\n" + gd_call + "\n}\n"
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f = open("global_defaults.cpp", "wb")
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f.write(gd_cpp)
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f.close()
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# Generate AES256 script encryption key
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import os
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txt = "0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0"
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if ("SCRIPT_AES256_ENCRYPTION_KEY" in os.environ):
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e = os.environ["SCRIPT_AES256_ENCRYPTION_KEY"]
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txt = ""
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ec_valid = True
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if (len(e) != 64):
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ec_valid = False
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else:
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for i in range(len(e) >> 1):
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if (i > 0):
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txt += ","
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txts = "0x" + e[i * 2:i * 2 + 2]
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try:
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int(txts, 16)
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except:
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ec_valid = False
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txt += txts
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if (not ec_valid):
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txt = "0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0"
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print("Invalid AES256 encryption key, not 64 bits hex: " + e)
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f = open("script_encryption_key.cpp", "wb")
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f.write("#include \"global_config.h\"\nuint8_t script_encryption_key[32]={" + txt + "};\n")
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f.close()
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# Add required thirdparty code. Header paths are hardcoded, we don't need to append
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# to the include path (saves a few chars on the compiler invocation for touchy MSVC...)
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thirdparty_dir = "#thirdparty/misc/"
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thirdparty_sources = [
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# C sources
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"base64.c",
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"fastlz.c",
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"sha256.c",
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"smaz.c",
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# C++ sources
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"aes256.cpp",
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"hq2x.cpp",
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"md5.cpp",
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"pcg.cpp",
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"triangulator.cpp",
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]
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thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources]
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env.add_source_files(env.core_sources, thirdparty_sources)
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# Minizip library, can be unbundled in theory
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# However, our version has some custom modifications, so it won't compile with the system one
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thirdparty_minizip_dir = "#thirdparty/minizip/"
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thirdparty_minizip_sources = [
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"ioapi.c",
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"unzip.c",
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"zip.c",
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]
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thirdparty_minizip_sources = [thirdparty_minizip_dir + file for file in thirdparty_minizip_sources]
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env.add_source_files(env.core_sources, thirdparty_minizip_sources)
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thirdparty_zstd_dir = "#thirdparty/zstd/"
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thirdparty_zstd_sources = [
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"common/entropy_common.c",
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"common/error_private.c",
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"common/fse_decompress.c",
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"common/pool.c",
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"common/threading.c",
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"common/xxhash.c",
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"common/zstd_common.c",
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"compress/fse_compress.c",
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"compress/huf_compress.c",
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"compress/zstd_compress.c",
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"compress/zstdmt_compress.c",
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"decompress/huf_decompress.c",
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"decompress/zstd_decompress.c",
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]
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thirdparty_zstd_sources = [thirdparty_zstd_dir + file for file in thirdparty_zstd_sources]
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env.add_source_files(env.core_sources, thirdparty_zstd_sources)
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# Godot's own sources
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env.add_source_files(env.core_sources, "*.cpp")
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# Make binders
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import make_binders
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env.Command(['method_bind.inc', 'method_bind_ext.inc'], 'make_binders.py', make_binders.run)
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# Chain load SCsubs
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SConscript('os/SCsub')
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SConscript('math/SCsub')
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SConscript('io/SCsub')
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SConscript('bind/SCsub')
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SConscript('helper/SCsub')
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# Build it all as a library
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lib = env.Library("core", env.core_sources)
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env.Prepend(LIBS=[lib])
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env.Append(CPPPATH=["#thirdparty/zstd", "#thirdparty/zstd/common"])
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Export('env')
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