From 87d35f0d16d3be56020f9e6295cc8bfa0c657d27 Mon Sep 17 00:00:00 2001 From: DioEgizio <83089242+DioEgizio@users.noreply.github.com> Date: Sat, 15 Oct 2022 20:15:46 +0200 Subject: fix: remove some unused libs Signed-off-by: DioEgizio <83089242+DioEgizio@users.noreply.github.com> --- CMakeLists.txt | 2 - launcher/CMakeLists.txt | 1 - libraries/README.md | 16 +- libraries/classparser/CMakeLists.txt | 42 - libraries/classparser/include/classparser.h | 27 - libraries/classparser/include/classparser_config.h | 22 - libraries/classparser/src/annotations.cpp | 85 -- libraries/classparser/src/annotations.h | 278 ----- libraries/classparser/src/classfile.h | 156 --- libraries/classparser/src/classparser.cpp | 83 -- libraries/classparser/src/constants.h | 232 ---- libraries/classparser/src/errors.h | 8 - libraries/classparser/src/javaendian.h | 59 - libraries/classparser/src/membuffer.h | 63 - libraries/xz-embedded/CMakeLists.txt | 26 - libraries/xz-embedded/include/xz.h | 321 ----- libraries/xz-embedded/src/xz_config.h | 119 -- libraries/xz-embedded/src/xz_crc32.c | 61 - libraries/xz-embedded/src/xz_crc64.c | 52 - libraries/xz-embedded/src/xz_dec_bcj.c | 588 ---------- libraries/xz-embedded/src/xz_dec_lzma2.c | 1231 -------------------- libraries/xz-embedded/src/xz_dec_stream.c | 860 -------------- libraries/xz-embedded/src/xz_lzma2.h | 204 ---- libraries/xz-embedded/src/xz_private.h | 150 --- libraries/xz-embedded/src/xz_stream.h | 62 - libraries/xz-embedded/xzminidec.c | 144 --- 26 files changed, 1 insertion(+), 4891 deletions(-) delete mode 100644 libraries/classparser/CMakeLists.txt delete mode 100644 libraries/classparser/include/classparser.h delete mode 100644 libraries/classparser/include/classparser_config.h delete mode 100644 libraries/classparser/src/annotations.cpp delete mode 100644 libraries/classparser/src/annotations.h delete mode 100644 libraries/classparser/src/classfile.h delete mode 100644 libraries/classparser/src/classparser.cpp delete mode 100644 libraries/classparser/src/constants.h delete mode 100644 libraries/classparser/src/errors.h delete mode 100644 libraries/classparser/src/javaendian.h delete mode 100644 libraries/classparser/src/membuffer.h delete mode 100644 libraries/xz-embedded/CMakeLists.txt delete mode 100644 libraries/xz-embedded/include/xz.h delete mode 100644 libraries/xz-embedded/src/xz_config.h delete mode 100644 libraries/xz-embedded/src/xz_crc32.c delete mode 100644 libraries/xz-embedded/src/xz_crc64.c delete mode 100644 libraries/xz-embedded/src/xz_dec_bcj.c delete mode 100644 libraries/xz-embedded/src/xz_dec_lzma2.c delete mode 100644 libraries/xz-embedded/src/xz_dec_stream.c delete mode 100644 libraries/xz-embedded/src/xz_lzma2.h delete mode 100644 libraries/xz-embedded/src/xz_private.h delete mode 100644 libraries/xz-embedded/src/xz_stream.h delete mode 100644 libraries/xz-embedded/xzminidec.c diff --git a/CMakeLists.txt b/CMakeLists.txt index 310cec59..caecddbd 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -305,7 +305,6 @@ add_subdirectory(libraries/systeminfo) # system information library add_subdirectory(libraries/hoedown) # markdown parser add_subdirectory(libraries/launcher) # java based launcher part for Minecraft add_subdirectory(libraries/javacheck) # java compatibility checker -add_subdirectory(libraries/xz-embedded) # xz compression if (FORCE_BUNDLED_QUAZIP) message(STATUS "Using bundled QuaZip") set(BUILD_SHARED_LIBS 0) # link statically to avoid conflicts. @@ -316,7 +315,6 @@ else() endif() add_subdirectory(libraries/rainbow) # Qt extension for colors add_subdirectory(libraries/LocalPeer) # fork of a library from Qt solutions -add_subdirectory(libraries/classparser) # class parser library if(NOT tomlplusplus_FOUND) message(STATUS "Using bundled tomlplusplus") add_subdirectory(libraries/tomlplusplus) # toml parser diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt index c7d0d68c..6ad91a85 100644 --- a/launcher/CMakeLists.txt +++ b/launcher/CMakeLists.txt @@ -968,7 +968,6 @@ add_library(Launcher_logic STATIC ${LOGIC_SOURCES} ${LAUNCHER_SOURCES} ${LAUNCHE target_include_directories(Launcher_logic PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}) target_link_libraries(Launcher_logic systeminfo - Launcher_classparser Launcher_murmur2 nbt++ ${ZLIB_LIBRARIES} diff --git a/libraries/README.md b/libraries/README.md index dfb57a65..9a26dd69 100644 --- a/libraries/README.md +++ b/libraries/README.md @@ -2,14 +2,6 @@ This folder has third-party or otherwise external libraries needed for other parts to work. -## classparser - -A simplistic parser for Java class files. - -This library has served as a base for some (much more full-featured and advanced) work under NDA for AVG. It, however, should NOT be confused with that work. - -Copyright belongs to Petr Mrázek, unless explicitly stated otherwise in the source files. Available under the Apache 2.0 license. - ## filesystem Gulrak's implementation of C++17 std::filesystem for C++11 /C++14/C++17/C++20 on Windows, macOS, Linux and FreeBSD. @@ -191,10 +183,4 @@ A TOML language parser. Used by Forge 1.14+ to store mod metadata. See [github repo](https://github.com/marzer/tomlplusplus). -Licenced under the MIT licence. - -## xz-embedded - -Tiny implementation of LZMA2 de/compression. This format was only used by Forge to save bandwidth. - -Public domain. +Licenced under the MIT licence. \ No newline at end of file diff --git a/libraries/classparser/CMakeLists.txt b/libraries/classparser/CMakeLists.txt deleted file mode 100644 index 05412c30..00000000 --- a/libraries/classparser/CMakeLists.txt +++ /dev/null @@ -1,42 +0,0 @@ -project(classparser) - -set(CMAKE_AUTOMOC ON) - -######## Check endianness ######## -include(TestBigEndian) -test_big_endian(BIGENDIAN) -if(${BIGENDIAN}) - add_definitions(-DMULTIMC_BIG_ENDIAN) -endif(${BIGENDIAN}) - -# Find Qt -if(QT_VERSION_MAJOR EQUAL 5) - find_package(Qt5 COMPONENTS Core REQUIRED) -elseif(Launcher_QT_VERSION_MAJOR EQUAL 6) - find_package(Qt6 COMPONENTS Core REQUIRED) -endif() - -set(CLASSPARSER_HEADERS -# Public headers -include/classparser_config.h -include/classparser.h - -# Private headers -src/annotations.h -src/classfile.h -src/constants.h -src/errors.h -src/javaendian.h -src/membuffer.h -) - -set(CLASSPARSER_SOURCES -src/classparser.cpp -src/annotations.cpp -) - -add_definitions(-DCLASSPARSER_LIBRARY) - -add_library(Launcher_classparser STATIC ${CLASSPARSER_SOURCES} ${CLASSPARSER_HEADERS}) -target_include_directories(Launcher_classparser PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include") -target_link_libraries(Launcher_classparser QuaZip::QuaZip Qt${QT_VERSION_MAJOR}::Core) diff --git a/libraries/classparser/include/classparser.h b/libraries/classparser/include/classparser.h deleted file mode 100644 index 3660026b..00000000 --- a/libraries/classparser/include/classparser.h +++ /dev/null @@ -1,27 +0,0 @@ -/* Copyright 2013-2021 MultiMC Contributors - * - * Authors: Orochimarufan - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#pragma once -#include -#include "classparser_config.h" - -namespace classparser -{ -/** - * @brief Get the version from a minecraft.jar by parsing its class files. Expensive! - */ -QString GetMinecraftJarVersion(QString jar); -} diff --git a/libraries/classparser/include/classparser_config.h b/libraries/classparser/include/classparser_config.h deleted file mode 100644 index 7bfae7cc..00000000 --- a/libraries/classparser/include/classparser_config.h +++ /dev/null @@ -1,22 +0,0 @@ -/* Copyright 2013-2021 MultiMC Contributors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include - -#ifdef CLASSPARSER_LIBRARY -#define CLASSPARSER_EXPORT Q_DECL_EXPORT -#else -#define CLASSPARSER_EXPORT Q_DECL_IMPORT -#endif diff --git a/libraries/classparser/src/annotations.cpp b/libraries/classparser/src/annotations.cpp deleted file mode 100644 index 89b201bc..00000000 --- a/libraries/classparser/src/annotations.cpp +++ /dev/null @@ -1,85 +0,0 @@ -#include "classfile.h" -#include "annotations.h" -#include - -namespace java -{ -std::string annotation::toString() -{ - std::ostringstream ss; - ss << "Annotation type : " << type_index << " - " << pool[type_index].str_data << std::endl; - ss << "Contains " << name_val_pairs.size() << " pairs:" << std::endl; - for (unsigned i = 0; i < name_val_pairs.size(); i++) - { - std::pair &val = name_val_pairs[i]; - auto name_idx = val.first; - ss << pool[name_idx].str_data << "(" << name_idx << ")" - << " = " << val.second->toString() << std::endl; - } - return ss.str(); -} - -annotation *annotation::read(util::membuffer &input, constant_pool &pool) -{ - uint16_t type_index = 0; - input.read_be(type_index); - annotation *ann = new annotation(type_index, pool); - - uint16_t num_pairs = 0; - input.read_be(num_pairs); - while (num_pairs) - { - uint16_t name_idx = 0; - // read name index - input.read_be(name_idx); - auto elem = element_value::readElementValue(input, pool); - // read value - ann->add_pair(name_idx, elem); - num_pairs--; - } - return ann; -} - -element_value *element_value::readElementValue(util::membuffer &input, - java::constant_pool &pool) -{ - element_value_type type = INVALID; - input.read(type); - uint16_t index = 0; - uint16_t index2 = 0; - std::vector vals; - switch (type) - { - case PRIMITIVE_BYTE: - case PRIMITIVE_CHAR: - case PRIMITIVE_DOUBLE: - case PRIMITIVE_FLOAT: - case PRIMITIVE_INT: - case PRIMITIVE_LONG: - case PRIMITIVE_SHORT: - case PRIMITIVE_BOOLEAN: - case STRING: - input.read_be(index); - return new element_value_simple(type, index, pool); - case ENUM_CONSTANT: - input.read_be(index); - input.read_be(index2); - return new element_value_enum(type, index, index2, pool); - case CLASS: // Class - input.read_be(index); - return new element_value_class(type, index, pool); - case ANNOTATION: // Annotation - // FIXME: runtime visibility info needs to be passed from parent - return new element_value_annotation(ANNOTATION, annotation::read(input, pool), pool); - case ARRAY: // Array - input.read_be(index); - for (int i = 0; i < index; i++) - { - vals.push_back(element_value::readElementValue(input, pool)); - } - return new element_value_array(ARRAY, vals, pool); - default: - throw java::classfile_exception(); - } -} -} diff --git a/libraries/classparser/src/annotations.h b/libraries/classparser/src/annotations.h deleted file mode 100644 index 15bf05a4..00000000 --- a/libraries/classparser/src/annotations.h +++ /dev/null @@ -1,278 +0,0 @@ -#pragma once -#include "classfile.h" -#include -#include - -namespace java -{ -enum element_value_type : uint8_t -{ - INVALID = 0, - STRING = 's', - ENUM_CONSTANT = 'e', - CLASS = 'c', - ANNOTATION = '@', - ARRAY = '[', // one array dimension - PRIMITIVE_INT = 'I', // integer - PRIMITIVE_BYTE = 'B', // signed byte - PRIMITIVE_CHAR = 'C', // Unicode character code point in the Basic Multilingual Plane, - // encoded with UTF-16 - PRIMITIVE_DOUBLE = 'D', // double-precision floating-point value - PRIMITIVE_FLOAT = 'F', // single-precision floating-point value - PRIMITIVE_LONG = 'J', // long integer - PRIMITIVE_SHORT = 'S', // signed short - PRIMITIVE_BOOLEAN = 'Z' // true or false -}; -/** - * The element_value structure is a discriminated union representing the value of an - *element-value pair. - * It is used to represent element values in all attributes that describe annotations - * - RuntimeVisibleAnnotations - * - RuntimeInvisibleAnnotations - * - RuntimeVisibleParameterAnnotations - * - RuntimeInvisibleParameterAnnotations). - * - * The element_value structure has the following format: - */ -class element_value -{ -protected: - element_value_type type; - constant_pool &pool; - -public: - element_value(element_value_type type, constant_pool &pool) : type(type), pool(pool) {}; - virtual ~element_value() {} - - element_value_type getElementValueType() - { - return type; - } - - virtual std::string toString() = 0; - - static element_value *readElementValue(util::membuffer &input, constant_pool &pool); -}; - -/** - * Each value of the annotations table represents a single runtime-visible annotation on a - * program element. - * The annotation structure has the following format: - */ -class annotation -{ -public: - typedef std::vector> value_list; - -protected: - /** - * The value of the type_index item must be a valid index into the constant_pool table. - * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure - * representing a field descriptor representing the annotation type corresponding - * to the annotation represented by this annotation structure. - */ - uint16_t type_index; - /** - * map between element_name_index and value. - * - * The value of the element_name_index item must be a valid index into the constant_pool - *table. - * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure - *representing - * a valid field descriptor (§4.3.2) that denotes the name of the annotation type element - *represented - * by this element_value_pairs entry. - */ - value_list name_val_pairs; - /** - * Reference to the parent constant pool - */ - constant_pool &pool; - -public: - annotation(uint16_t type_index, constant_pool &pool) - : type_index(type_index), pool(pool) {}; - ~annotation() - { - for (unsigned i = 0; i < name_val_pairs.size(); i++) - { - delete name_val_pairs[i].second; - } - } - void add_pair(uint16_t key, element_value *value) - { - name_val_pairs.push_back(std::make_pair(key, value)); - } - ; - value_list::const_iterator begin() - { - return name_val_pairs.cbegin(); - } - value_list::const_iterator end() - { - return name_val_pairs.cend(); - } - std::string toString(); - static annotation *read(util::membuffer &input, constant_pool &pool); -}; -typedef std::vector annotation_table; - -/// type for simple value annotation elements -class element_value_simple : public element_value -{ -protected: - /// index of the constant in the constant pool - uint16_t index; - -public: - element_value_simple(element_value_type type, uint16_t index, constant_pool &pool) - : element_value(type, pool), index(index) { - // TODO: verify consistency - }; - uint16_t getIndex() - { - return index; - } - virtual std::string toString() - { - return pool[index].toString(); - } - ; -}; -/// The enum_const_value item is used if the tag item is 'e'. -class element_value_enum : public element_value -{ -protected: - /** - * The value of the type_name_index item must be a valid index into the constant_pool table. - * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure - * representing a valid field descriptor (§4.3.2) that denotes the internal form of the - * binary - * name (§4.2.1) of the type of the enum constant represented by this element_value - * structure. - */ - uint16_t typeIndex; - /** - * The value of the const_name_index item must be a valid index into the constant_pool - * table. - * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure - * representing the simple name of the enum constant represented by this element_value - * structure. - */ - uint16_t valueIndex; - -public: - element_value_enum(element_value_type type, uint16_t typeIndex, uint16_t valueIndex, - constant_pool &pool) - : element_value(type, pool), typeIndex(typeIndex), valueIndex(valueIndex) - { - // TODO: verify consistency - } - uint16_t getValueIndex() - { - return valueIndex; - } - uint16_t getTypeIndex() - { - return typeIndex; - } - virtual std::string toString() - { - return "enum value"; - } - ; -}; - -class element_value_class : public element_value -{ -protected: - /** - * The class_info_index item must be a valid index into the constant_pool table. - * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure - * representing the return descriptor (§4.3.3) of the type that is reified by the class - * represented by this element_value structure. - * - * For example, 'V' for Void.class, 'Ljava/lang/Object;' for Object, etc. - * - * Or in plain english, you can store type information in annotations. Yay. - */ - uint16_t classIndex; - -public: - element_value_class(element_value_type type, uint16_t classIndex, constant_pool &pool) - : element_value(type, pool), classIndex(classIndex) - { - // TODO: verify consistency - } - uint16_t getIndex() - { - return classIndex; - } - virtual std::string toString() - { - return "class"; - } - ; -}; - -/// nested annotations... yay -class element_value_annotation : public element_value -{ -private: - annotation *nestedAnnotation; - -public: - element_value_annotation(element_value_type type, annotation *nestedAnnotation, - constant_pool &pool) - : element_value(type, pool), nestedAnnotation(nestedAnnotation) {}; - ~element_value_annotation() - { - if (nestedAnnotation) - { - delete nestedAnnotation; - nestedAnnotation = nullptr; - } - } - virtual std::string toString() - { - return "nested annotation"; - } - ; -}; - -/// and arrays! -class element_value_array : public element_value -{ -public: - typedef std::vector elem_vec; - -protected: - elem_vec values; - -public: - element_value_array(element_value_type type, std::vector &values, - constant_pool &pool) - : element_value(type, pool), values(values) {}; - ~element_value_array() - { - for (unsigned i = 0; i < values.size(); i++) - { - delete values[i]; - } - } - ; - elem_vec::const_iterator begin() - { - return values.cbegin(); - } - elem_vec::const_iterator end() - { - return values.cend(); - } - virtual std::string toString() - { - return "array"; - } - ; -}; -} \ No newline at end of file diff --git a/libraries/classparser/src/classfile.h b/libraries/classparser/src/classfile.h deleted file mode 100644 index d629dde1..00000000 --- a/libraries/classparser/src/classfile.h +++ /dev/null @@ -1,156 +0,0 @@ -#pragma once -#include "membuffer.h" -#include "constants.h" -#include "annotations.h" -#include -namespace java -{ -/** - * Class representing a Java .class file - */ -class classfile : public util::membuffer -{ -public: - classfile(char *data, std::size_t size) : membuffer(data, size) - { - valid = false; - is_synthetic = false; - read_be(magic); - if (magic != 0xCAFEBABE) - throw classfile_exception(); - read_be(minor_version); - read_be(major_version); - constants.load(*this); - read_be(access_flags); - read_be(this_class); - read_be(super_class); - - // Interfaces - uint16_t iface_count = 0; - read_be(iface_count); - while (iface_count) - { - uint16_t iface; - read_be(iface); - interfaces.push_back(iface); - iface_count--; - } - - // Fields - // read fields (and attributes from inside fields) (and possible inner classes. yay for - // recursion!) - // for now though, we will ignore all attributes - /* - * field_info - * { - * u2 access_flags; - * u2 name_index; - * u2 descriptor_index; - * u2 attributes_count; - * attribute_info attributes[attributes_count]; - * } - */ - uint16_t field_count = 0; - read_be(field_count); - while (field_count) - { - // skip field stuff - skip(6); - // and skip field attributes - uint16_t attr_count = 0; - read_be(attr_count); - while (attr_count) - { - skip(2); - uint32_t attr_length = 0; - read_be(attr_length); - skip(attr_length); - attr_count--; - } - field_count--; - } - - // class methods - /* - * method_info - * { - * u2 access_flags; - * u2 name_index; - * u2 descriptor_index; - * u2 attributes_count; - * attribute_info attributes[attributes_count]; - * } - */ - uint16_t method_count = 0; - read_be(method_count); - while (method_count) - { - skip(6); - // and skip method attributes - uint16_t attr_count = 0; - read_be(attr_count); - while (attr_count) - { - skip(2); - uint32_t attr_length = 0; - read_be(attr_length); - skip(attr_length); - attr_count--; - } - method_count--; - } - - // class attributes - // there are many kinds of attributes. this is just the generic wrapper structure. - // type is decided by attribute name. extensions to the standard are *possible* - // class annotations are one kind of a attribute (one per class) - /* - * attribute_info - * { - * u2 attribute_name_index; - * u4 attribute_length; - * u1 info[attribute_length]; - * } - */ - uint16_t class_attr_count = 0; - read_be(class_attr_count); - while (class_attr_count) - { - uint16_t name_idx = 0; - read_be(name_idx); - uint32_t attr_length = 0; - read_be(attr_length); - - auto name = constants[name_idx]; - if (name.str_data == "RuntimeVisibleAnnotations") - { - uint16_t num_annotations = 0; - read_be(num_annotations); - while (num_annotations) - { - visible_class_annotations.push_back(annotation::read(*this, constants)); - num_annotations--; - } - } - else - skip(attr_length); - class_attr_count--; - } - valid = true; - } - ; - bool valid; - bool is_synthetic; - uint32_t magic; - uint16_t minor_version; - uint16_t major_version; - constant_pool constants; - uint16_t access_flags; - uint16_t this_class; - uint16_t super_class; - // interfaces this class implements ? must be. investigate. - std::vector interfaces; - // FIXME: doesn't free up memory on delete - java::annotation_table visible_class_annotations; -}; -} diff --git a/libraries/classparser/src/classparser.cpp b/libraries/classparser/src/classparser.cpp deleted file mode 100644 index 601521f6..00000000 --- a/libraries/classparser/src/classparser.cpp +++ /dev/null @@ -1,83 +0,0 @@ -/* Copyright 2013-2021 MultiMC Contributors - * - * Authors: Orochimarufan - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include "classfile.h" -#include "classparser.h" - -#include -#include -#include - -namespace classparser -{ - -QString GetMinecraftJarVersion(QString jarName) -{ - QString version; - - // check if minecraft.jar exists - QFile jar(jarName); - if (!jar.exists()) - return version; - - // open minecraft.jar - QuaZip zip(&jar); - if (!zip.open(QuaZip::mdUnzip)) - return version; - - // open Minecraft.class - zip.setCurrentFile("net/minecraft/client/Minecraft.class", QuaZip::csSensitive); - QuaZipFile Minecraft(&zip); - if (!Minecraft.open(QuaZipFile::ReadOnly)) - return version; - - // read Minecraft.class - qint64 size = Minecraft.size(); - char *classfile = new char[size]; - Minecraft.read(classfile, size); - - // parse Minecraft.class - try - { - char *temp = classfile; - java::classfile MinecraftClass(temp, size); - java::constant_pool constants = MinecraftClass.constants; - for (java::constant_pool::container_type::const_iterator iter = constants.begin(); - iter != constants.end(); iter++) - { - const java::constant &constant = *iter; - if (constant.type != java::constant_type_t::j_string_data) - continue; - const std::string &str = constant.str_data; - qDebug() << QString::fromStdString(str); - if (str.compare(0, 20, "Minecraft Minecraft ") == 0) - { - version = str.substr(20).data(); - break; - } - } - } - catch (const java::classfile_exception &) { } - - // clean up - delete[] classfile; - Minecraft.close(); - zip.close(); - jar.close(); - - return version; -} -} diff --git a/libraries/classparser/src/constants.h b/libraries/classparser/src/constants.h deleted file mode 100644 index 47b325b9..00000000 --- a/libraries/classparser/src/constants.h +++ /dev/null @@ -1,232 +0,0 @@ -#pragma once -#include "errors.h" -#include "membuffer.h" -#include - -namespace java -{ -enum class constant_type_t : uint8_t -{ - j_hole = 0, // HACK: this is a hole in the array, because java is crazy - j_string_data = 1, - j_int = 3, - j_float = 4, - j_long = 5, - j_double = 6, - j_class = 7, - j_string = 8, - j_fieldref = 9, - j_methodref = 10, - j_interface_methodref = 11, - j_nameandtype = 12 - // FIXME: missing some constant types, see https://docs.oracle.com/javase/specs/jvms/se7/html/jvms-4.html#jvms-4.4 -}; - -struct ref_type_t -{ - /** - * Class reference: - * an index within the constant pool to a UTF-8 string containing - * the fully qualified class name (in internal format) - * Used for j_class, j_fieldref, j_methodref and j_interface_methodref - */ - uint16_t class_idx; - // used for j_fieldref, j_methodref and j_interface_methodref - uint16_t name_and_type_idx; -}; - -struct name_and_type_t -{ - uint16_t name_index; - uint16_t descriptor_index; -}; - -class constant -{ -public: - constant_type_t type = constant_type_t::j_hole; - - constant(util::membuffer &buf) - { - buf.read(type); - - // load data depending on type - switch (type) - { - case constant_type_t::j_float: - buf.read_be(data.int_data); - break; - case constant_type_t::j_int: - buf.read_be(data.int_data); // same as float data really - break; - case constant_type_t::j_double: - buf.read_be(data.long_data); - break; - case constant_type_t::j_long: - buf.read_be(data.long_data); // same as double - break; - case constant_type_t::j_class: - buf.read_be(data.ref_type.class_idx); - break; - case constant_type_t::j_fieldref: - case constant_type_t::j_methodref: - case constant_type_t::j_interface_methodref: - buf.read_be(data.ref_type.class_idx); - buf.read_be(data.ref_type.name_and_type_idx); - break; - case constant_type_t::j_string: - buf.read_be(data.index); - break; - case constant_type_t::j_string_data: - // HACK HACK: for now, we call these UTF-8 and do no further processing. - // Later, we should do some decoding. It's really modified UTF-8 - // * U+0000 is represented as 0xC0,0x80 invalid character - // * any single zero byte ends the string - // * characters above U+10000 are encoded like in CESU-8 - buf.read_jstr(str_data); - break; - case constant_type_t::j_nameandtype: - buf.read_be(data.name_and_type.name_index); - buf.read_be(data.name_and_type.descriptor_index); - break; - default: - // invalid constant type! - throw classfile_exception(); - } - } - constant(int) - { - } - - std::string toString() - { - std::ostringstream ss; - switch (type) - { - case constant_type_t::j_hole: - ss << "Fake legacy entry"; - break; - case constant_type_t::j_float: - ss << "Float: " << data.float_data; - break; - case constant_type_t::j_double: - ss << "Double: " << data.double_data; - break; - case constant_type_t::j_int: - ss << "Int: " << data.int_data; - break; - case constant_type_t::j_long: - ss << "Long: " << data.long_data; - break; - case constant_type_t::j_string_data: - ss << "StrData: " << str_data; - break; - case constant_type_t::j_string: - ss << "Str: " << data.index; - break; - case constant_type_t::j_fieldref: - ss << "FieldRef: " << data.ref_type.class_idx << " " << data.ref_type.name_and_type_idx; - break; - case constant_type_t::j_methodref: - ss << "MethodRef: " << data.ref_type.class_idx << " " << data.ref_type.name_and_type_idx; - break; - case constant_type_t::j_interface_methodref: - ss << "IfMethodRef: " << data.ref_type.class_idx << " " << data.ref_type.name_and_type_idx; - break; - case constant_type_t::j_class: - ss << "Class: " << data.ref_type.class_idx; - break; - case constant_type_t::j_nameandtype: - ss << "NameAndType: " << data.name_and_type.name_index << " " - << data.name_and_type.descriptor_index; - break; - default: - ss << "Invalid entry (" << int(type) << ")"; - break; - } - return ss.str(); - } - - std::string str_data; /** String data in 'modified utf-8'.*/ - - // store everything here. - union - { - int32_t int_data; - int64_t long_data; - float float_data; - double double_data; - uint16_t index; - ref_type_t ref_type; - name_and_type_t name_and_type; - } data = {0}; -}; - -/** - * A helper class that represents the custom container used in Java class file for storage of - * constants - */ -class constant_pool -{ -public: - /** - * Create a pool of constants - */ - constant_pool() - { - } - /** - * Load a java constant pool - */ - void load(util::membuffer &buf) - { - // FIXME: @SANITY this should check for the end of buffer. - uint16_t length = 0; - buf.read_be(length); - length--; - const constant *last_constant = nullptr; - while (length) - { - const constant &cnst = constant(buf); - constants.push_back(cnst); - last_constant = &constants[constants.size() - 1]; - if (last_constant->type == constant_type_t::j_double || - last_constant->type == constant_type_t::j_long) - { - // push in a fake constant to preserve indexing - constants.push_back(constant(0)); - length -= 2; - } - else - { - length--; - } - } - } - typedef std::vector container_type; - /** - * Access constants based on jar file index numbers (index of the first element is 1) - */ - java::constant &operator[](std::size_t constant_index) - { - if (constant_index == 0 || constant_index > constants.size()) - { - throw classfile_exception(); - } - return constants[constant_index - 1]; - } - ; - container_type::const_iterator begin() const - { - return constants.begin(); - } - ; - container_type::const_iterator end() const - { - return constants.end(); - } - -private: - container_type constants; -}; -} diff --git a/libraries/classparser/src/errors.h b/libraries/classparser/src/errors.h deleted file mode 100644 index ddbbd828..00000000 --- a/libraries/classparser/src/errors.h +++ /dev/null @@ -1,8 +0,0 @@ -#pragma once -#include -namespace java -{ -class classfile_exception : public std::exception -{ -}; -} diff --git a/libraries/classparser/src/javaendian.h b/libraries/classparser/src/javaendian.h deleted file mode 100644 index 5a6e107b..00000000 --- a/libraries/classparser/src/javaendian.h +++ /dev/null @@ -1,59 +0,0 @@ -#pragma once -#include - -/** - * Swap bytes between big endian and local number representation - */ -namespace util -{ -#ifdef MULTIMC_BIG_ENDIAN -inline uint64_t bigswap(uint64_t x) -{ - return x; -} - -inline uint32_t bigswap(uint32_t x) -{ - return x; -} - -inline uint16_t bigswap(uint16_t x) -{ - return x; -} - -#else -inline uint64_t bigswap(uint64_t x) -{ - return (x >> 56) | ((x << 40) & 0x00FF000000000000) | ((x << 24) & 0x0000FF0000000000) | - ((x << 8) & 0x000000FF00000000) | ((x >> 8) & 0x00000000FF000000) | - ((x >> 24) & 0x0000000000FF0000) | ((x >> 40) & 0x000000000000FF00) | (x << 56); -} - -inline uint32_t bigswap(uint32_t x) -{ - return (x >> 24) | ((x << 8) & 0x00FF0000) | ((x >> 8) & 0x0000FF00) | (x << 24); -} - -inline uint16_t bigswap(uint16_t x) -{ - return (x >> 8) | (x << 8); -} - -#endif - -inline int64_t bigswap(int64_t x) -{ - return static_cast(bigswap(static_cast(x))); -} - -inline int32_t bigswap(int32_t x) -{ - return static_cast(bigswap(static_cast(x))); -} - -inline int16_t bigswap(int16_t x) -{ - return static_cast(bigswap(static_cast(x))); -} -} diff --git a/libraries/classparser/src/membuffer.h b/libraries/classparser/src/membuffer.h deleted file mode 100644 index f81c9705..00000000 --- a/libraries/classparser/src/membuffer.h +++ /dev/null @@ -1,63 +0,0 @@ -#pragma once -#include -#include -#include -#include -#include "javaendian.h" - -namespace util -{ -class membuffer -{ -public: - membuffer(char *buffer, std::size_t size) - { - current = start = buffer; - end = start + size; - } - ~membuffer() - { - // maybe? possibly? left out to avoid confusion. for now. - // delete start; - } - /** - * Read some value. That's all ;) - */ - template void read(T &val) - { - val = *(T *)current; - current += sizeof(T); - } - /** - * Read a big-endian number - * valid for 2-byte, 4-byte and 8-byte variables - */ - template void read_be(T &val) - { - val = util::bigswap(*(T *)current); - current += sizeof(T); - } - /** - * Read a string in the format: - * 2B length (big endian, unsigned) - * length bytes data - */ - void read_jstr(std::string &str) - { - uint16_t length = 0; - read_be(length); - str.append(current, length); - current += length; - } - /** - * Skip N bytes - */ - void skip(std::size_t N) - { - current += N; - } - -private: - char *start, *end, *current; -}; -} diff --git a/libraries/xz-embedded/CMakeLists.txt b/libraries/xz-embedded/CMakeLists.txt deleted file mode 100644 index 4ce46102..00000000 --- a/libraries/xz-embedded/CMakeLists.txt +++ /dev/null @@ -1,26 +0,0 @@ -cmake_minimum_required(VERSION 3.9.4) -project(xz-embedded LANGUAGES C) - -option(XZ_BUILD_BCJ "Build xz-embedded with BCJ support (native binary optimization)" OFF) -option(XZ_BUILD_CRC64 "Build xz-embedded with CRC64 checksum support" ON) -option(XZ_BUILD_MINIDEC "Build a tiny utility that decompresses xz streams" OFF) - -# See include/xz.h for manual feature configuration -# tweak this list and xz.h to fit your needs - -set(XZ_SOURCES - src/xz_crc32.c - src/xz_crc64.c - src/xz_dec_lzma2.c - src/xz_dec_stream.c -# src/xz_dec_bcj.c -) -add_library(xz-embedded STATIC ${XZ_SOURCES}) -target_include_directories(xz-embedded PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include") -set_property(TARGET xz-embedded PROPERTY C_STANDARD 99) - -if(${XZ_BUILD_MINIDEC}) - add_executable(xzminidec xzminidec.c) - target_link_libraries(xzminidec xz-embedded) - set_property(TARGET xzminidec PROPERTY C_STANDARD 99) -endif() diff --git a/libraries/xz-embedded/include/xz.h b/libraries/xz-embedded/include/xz.h deleted file mode 100644 index 3779124c..00000000 --- a/libraries/xz-embedded/include/xz.h +++ /dev/null @@ -1,321 +0,0 @@ -/* - * XZ decompressor - * - * Authors: Lasse Collin - * Igor Pavlov - * - * This file has been put into the public domain. - * You can do whatever you want with this file. - */ - -#ifndef XZ_H -#define XZ_H - -#ifdef __KERNEL__ -#include -#include -#else -#include -#include -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -/* Definitions that determine available features */ -#define XZ_DEC_ANY_CHECK 1 -#define XZ_USE_CRC64 1 - -// native machine code compression stuff -/* -#define XZ_DEC_X86 -#define XZ_DEC_POWERPC -#define XZ_DEC_IA64 -#define XZ_DEC_ARM -#define XZ_DEC_ARMTHUMB -#define XZ_DEC_SPARC -*/ - -/* In Linux, this is used to make extern functions static when needed. */ -#ifndef XZ_EXTERN -#define XZ_EXTERN extern -#endif - -/** - * enum xz_mode - Operation mode - * - * @XZ_SINGLE: Single-call mode. This uses less RAM than - * than multi-call modes, because the LZMA2 - * dictionary doesn't need to be allocated as - * part of the decoder state. All required data - * structures are allocated at initialization, - * so xz_dec_run() cannot return XZ_MEM_ERROR. - * @XZ_PREALLOC: Multi-call mode with preallocated LZMA2 - * dictionary buffer. All data structures are - * allocated at initialization, so xz_dec_run() - * cannot return XZ_MEM_ERROR. - * @XZ_DYNALLOC: Multi-call mode. The LZMA2 dictionary is - * allocated once the required size has been - * parsed from the stream headers. If the - * allocation fails, xz_dec_run() will return - * XZ_MEM_ERROR. - * - * It is possible to enable support only for a subset of the above - * modes at compile time by defining XZ_DEC_SINGLE, XZ_DEC_PREALLOC, - * or XZ_DEC_DYNALLOC. The xz_dec kernel module is always compiled - * with support for all operation modes, but the preboot code may - * be built with fewer features to minimize code size. - */ -enum xz_mode -{ - XZ_SINGLE, - XZ_PREALLOC, - XZ_DYNALLOC -}; - -/** - * enum xz_ret - Return codes - * @XZ_OK: Everything is OK so far. More input or more - * output space is required to continue. This - * return code is possible only in multi-call mode - * (XZ_PREALLOC or XZ_DYNALLOC). - * @XZ_STREAM_END: Operation finished successfully. - * @XZ_UNSUPPORTED_CHECK: Integrity check type is not supported. Decoding - * is still possible in multi-call mode by simply - * calling xz_dec_run() again. - * Note that this return value is used only if - * XZ_DEC_ANY_CHECK was defined at build time, - * which is not used in the kernel. Unsupported - * check types return XZ_OPTIONS_ERROR if - * XZ_DEC_ANY_CHECK was not defined at build time. - * @XZ_MEM_ERROR: Allocating memory failed. This return code is - * possible only if the decoder was initialized - * with XZ_DYNALLOC. The amount of memory that was - * tried to be allocated was no more than the - * dict_max argument given to xz_dec_init(). - * @XZ_MEMLIMIT_ERROR: A bigger LZMA2 dictionary would be needed than - * allowed by the dict_max argument given to - * xz_dec_init(). This return value is possible - * only in multi-call mode (XZ_PREALLOC or - * XZ_DYNALLOC); the single-call mode (XZ_SINGLE) - * ignores the dict_max argument. - * @XZ_FORMAT_ERROR: File format was not recognized (wrong magic - * bytes). - * @XZ_OPTIONS_ERROR: This implementation doesn't support the requested - * compression options. In the decoder this means - * that the header CRC32 matches, but the header - * itself specifies something that we don't support. - * @XZ_DATA_ERROR: Compressed data is corrupt. - * @XZ_BUF_ERROR: Cannot make any progress. Details are slightly - * different between multi-call and single-call - * mode; more information below. - * - * In multi-call mode, XZ_BUF_ERROR is returned when two consecutive calls - * to XZ code cannot consume any input and cannot produce any new output. - * This happens when there is no new input available, or the output buffer - * is full while at least one output byte is still pending. Assuming your - * code is not buggy, you can get this error only when decoding a compressed - * stream that is truncated or otherwise corrupt. - * - * In single-call mode, XZ_BUF_ERROR is returned only when the output buffer - * is too small or the compressed input is corrupt in a way that makes the - * decoder produce more output than the caller expected. When it is - * (relatively) clear that the compressed input is truncated, XZ_DATA_ERROR - * is used instead of XZ_BUF_ERROR. - */ -enum xz_ret -{ - XZ_OK, - XZ_STREAM_END, - XZ_UNSUPPORTED_CHECK, - XZ_MEM_ERROR, - XZ_MEMLIMIT_ERROR, - XZ_FORMAT_ERROR, - XZ_OPTIONS_ERROR, - XZ_DATA_ERROR, - XZ_BUF_ERROR -}; - -/** - * struct xz_buf - Passing input and output buffers to XZ code - * @in: Beginning of the input buffer. This may be NULL if and only - * if in_pos is equal to in_size. - * @in_pos: Current position in the input buffer. This must not exceed - * in_size. - * @in_size: Size of the input buffer - * @out: Beginning of the output buffer. This may be NULL if and only - * if out_pos is equal to out_size. - * @out_pos: Current position in the output buffer. This must not exceed - * out_size. - * @out_size: Size of the output buffer - * - * Only the contents of the output buffer from out[out_pos] onward, and - * the variables in_pos and out_pos are modified by the XZ code. - */ -struct xz_buf -{ - const uint8_t *in; - size_t in_pos; - size_t in_size; - - uint8_t *out; - size_t out_pos; - size_t out_size; -}; - -/** - * struct xz_dec - Opaque type to hold the XZ decoder state - */ -struct xz_dec; - -/** - * xz_dec_init() - Allocate and initialize a XZ decoder state - * @mode: Operation mode - * @dict_max: Maximum size of the LZMA2 dictionary (history buffer) for - * multi-call decoding. This is ignored in single-call mode - * (mode == XZ_SINGLE). LZMA2 dictionary is always 2^n bytes - * or 2^n + 2^(n-1) bytes (the latter sizes are less common - * in practice), so other values for dict_max don't make sense. - * In the kernel, dictionary sizes of 64 KiB, 128 KiB, 256 KiB, - * 512 KiB, and 1 MiB are probably the only reasonable values, - * except for kernel and initramfs images where a bigger - * dictionary can be fine and useful. - * - * Single-call mode (XZ_SINGLE): xz_dec_run() decodes the whole stream at - * once. The caller must provide enough output space or the decoding will - * fail. The output space is used as the dictionary buffer, which is why - * there is no need to allocate the dictionary as part of the decoder's - * internal state. - * - * Because the output buffer is used as the workspace, streams encoded using - * a big dictionary are not a problem in single-call mode. It is enough that - * the output buffer is big enough to hold the actual uncompressed data; it - * can be smaller than the dictionary size stored in the stream headers. - * - * Multi-call mode with preallocated dictionary (XZ_PREALLOC): dict_max bytes - * of memory is preallocated for the LZMA2 dictionary. This way there is no - * risk that xz_dec_run() could run out of memory, since xz_dec_run() will - * never allocate any memory. Instead, if the preallocated dictionary is too - * small for decoding the given input stream, xz_dec_run() will return - * XZ_MEMLIMIT_ERROR. Thus, it is important to know what kind of data will be - * decoded to avoid allocating excessive amount of memory for the dictionary. - * - * Multi-call mode with dynamically allocated dictionary (XZ_DYNALLOC): - * dict_max specifies the maximum allowed dictionary size that xz_dec_run() - * may allocate once it has parsed the dictionary size from the stream - * headers. This way excessive allocations can be avoided while still - * limiting the maximum memory usage to a sane value to prevent running the - * system out of memory when decompressing streams from untrusted sources. - * - * On success, xz_dec_init() returns a pointer to struct xz_dec, which is - * ready to be used with xz_dec_run(). If memory allocation fails, - * xz_dec_init() returns NULL. - */ -XZ_EXTERN struct xz_dec *xz_dec_init(enum xz_mode mode, uint32_t dict_max); - -/** - * xz_dec_run() - Run the XZ decoder - * @s: Decoder state allocated using xz_dec_init() - * @b: Input and output buffers - * - * The possible return values depend on build options and operation mode. - * See enum xz_ret for details. - * - * Note that if an error occurs in single-call mode (return value is not - * XZ_STREAM_END), b->in_pos and b->out_pos are not modified and the - * contents of the output buffer from b->out[b->out_pos] onward are - * undefined. This is true even after XZ_BUF_ERROR, because with some filter - * chains, there may be a second pass over the output buffer, and this pass - * cannot be properly done if the output buffer is truncated. Thus, you - * cannot give the single-call decoder a too small buffer and then expect to - * get that amount valid data from the beginning of the stream. You must use - * the multi-call decoder if you don't want to uncompress the whole stream. - */ -XZ_EXTERN enum xz_ret xz_dec_run(struct xz_dec *s, struct xz_buf *b); - -/** - * xz_dec_reset() - Reset an already allocated decoder state - * @s: Decoder state allocated using xz_dec_init() - * - * This function can be used to reset the multi-call decoder state without - * freeing and reallocating memory with xz_dec_end() and xz_dec_init(). - * - * In single-call mode, xz_dec_reset() is always called in the beginning of - * xz_dec_run(). Thus, explicit call to xz_dec_reset() is useful only in - * multi-call mode. - */ -XZ_EXTERN void xz_dec_reset(struct xz_dec *s); - -/** - * xz_dec_end() - Free the memory allocated for the decoder state - * @s: Decoder state allocated using xz_dec_init(). If s is NULL, - * this function does nothing. - */ -XZ_EXTERN void xz_dec_end(struct xz_dec *s); - -/* - * Standalone build (userspace build or in-kernel build for boot time use) - * needs a CRC32 implementation. For normal in-kernel use, kernel's own - * CRC32 module is used instead, and users of this module don't need to - * care about the functions below. - */ -#ifndef XZ_INTERNAL_CRC32 -#ifdef __KERNEL__ -#define XZ_INTERNAL_CRC32 0 -#else -#define XZ_INTERNAL_CRC32 1 -#endif -#endif - -/* - * If CRC64 support has been enabled with XZ_USE_CRC64, a CRC64 - * implementation is needed too. - */ -#ifndef XZ_USE_CRC64 -#undef XZ_INTERNAL_CRC64 -#define XZ_INTERNAL_CRC64 0 -#endif -#ifndef XZ_INTERNAL_CRC64 -#ifdef __KERNEL__ -#error Using CRC64 in the kernel has not been implemented. -#else -#define XZ_INTERNAL_CRC64 1 -#endif -#endif - -#if XZ_INTERNAL_CRC32 -/* - * This must be called before any other xz_* function to initialize - * the CRC32 lookup table. - */ -XZ_EXTERN void xz_crc32_init(void); - -/* - * Update CRC32 value using the polynomial from IEEE-802.3. To start a new - * calculation, the third argument must be zero. To continue the calculation, - * the previously returned value is passed as the third argument. - */ -XZ_EXTERN uint32_t xz_crc32(const uint8_t *buf, size_t size, uint32_t crc); -#endif - -#if XZ_INTERNAL_CRC64 -/* - * This must be called before any other xz_* function (except xz_crc32_init()) - * to initialize the CRC64 lookup table. - */ -XZ_EXTERN void xz_crc64_init(void); - -/* - * Update CRC64 value using the polynomial from ECMA-182. To start a new - * calculation, the third argument must be zero. To continue the calculation, - * the previously returned value is passed as the third argument. - */ -XZ_EXTERN uint64_t xz_crc64(const uint8_t *buf, size_t size, uint64_t crc); -#endif - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/libraries/xz-embedded/src/xz_config.h b/libraries/xz-embedded/src/xz_config.h deleted file mode 100644 index effdb1bd..00000000 --- a/libraries/xz-embedded/src/xz_config.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Private includes and definitions for userspace use of XZ Embedded - * - * Author: Lasse Collin - * - * This file has been put into the public domain. - * You can do whatever you want with this file. - */ - -#ifndef XZ_CONFIG_H -#define XZ_CONFIG_H - -/* Uncomment to enable CRC64 support. */ -/* #define XZ_USE_CRC64 */ - -/* Uncomment as needed to enable BCJ filter decoders. */ -/* #define XZ_DEC_X86 */ -/* #define XZ_DEC_POWERPC */ -/* #define XZ_DEC_IA64 */ -/* #define XZ_DEC_ARM */ -/* #define XZ_DEC_ARMTHUMB */ -/* #define XZ_DEC_SPARC */ - -/* - * MSVC doesn't support modern C but XZ Embedded is mostly C89 - * so these are enough. - */ -#ifdef _MSC_VER -typedef unsigned char bool; -#define true 1 -#define false 0 -#define inline __inline -#else -#include -#endif - -#include -#include - -#include "xz.h" - -#define kmalloc(size, flags) malloc(size) -#define kfree(ptr) free(ptr) -#define vmalloc(size) malloc(size) -#define vfree(ptr) free(ptr) - -#define memeq(a, b, size) (memcmp(a, b, size) == 0) -#define memzero(buf, size) memset(buf, 0, size) - -#ifndef min -#define min(x, y) ((x) < (y) ? (x) : (y)) -#endif -#define min_t(type, x, y) min(x, y) - -/* - * Some functions have been marked with __always_inline to keep the - * performance reasonable even when the compiler is optimizing for - * small code size. You may be able to save a few bytes by #defining - * __always_inline to plain inline, but don't complain if the code - * becomes slow. - * - * NOTE: System headers on GNU/Linux may #define this macro already, - * so if you want to change it, you need to #undef it first. - */ -#ifndef __always_inline -#ifdef __GNUC__ -#define __always_inline inline __attribute__((__always_inline__)) -#else -#define __always_inline inline -#endif -#endif - -/* Inline functions to access unaligned unsigned 32-bit integers */ -#ifndef get_unaligned_le32 -static inline uint32_t get_unaligned_le32(const uint8_t *buf) -{ - return (uint32_t)buf[0] | ((uint32_t)buf[1] << 8) | ((uint32_t)buf[2] << 16) | - ((uint32_t)buf[3] << 24); -} -#endif - -#ifndef get_unaligned_be32 -static inline uint32_t get_unaligned_be32(const uint8_t *buf) -{ - return (uint32_t)(buf[0] << 24) | ((uint32_t)buf[1] << 16) | ((uint32_t)buf[2] << 8) | - (uint32_t)buf[3]; -} -#endif - -#ifndef put_unaligned_le32 -static inline void put_unaligned_le32(uint32_t val, uint8_t *buf) -{ - buf[0] = (uint8_t)val; - buf[1] = (uint8_t)(val >> 8); - buf[2] = (uint8_t)(val >> 16); - buf[3] = (uint8_t)(val >> 24); -} -#endif - -#ifndef put_unaligned_be32 -static inline void put_unaligned_be32(uint32_t val, uint8_t *buf) -{ - buf[0] = (uint8_t)(val >> 24); - buf[1] = (uint8_t)(val >> 16); - buf[2] = (uint8_t)(val >> 8); - buf[3] = (uint8_t)val; -} -#endif - -/* - * Use get_unaligned_le32() also for aligned access for simplicity. On - * little endian systems, #define get_le32(ptr) (*(const uint32_t *)(ptr)) - * could save a few bytes in code size. - */ -#ifndef get_le32 -#define get_le32 get_unaligned_le32 -#endif - -#endif diff --git a/libraries/xz-embedded/src/xz_crc32.c b/libraries/xz-embedded/src/xz_crc32.c deleted file mode 100644 index 65d9d5b8..00000000 --- a/libraries/xz-embedded/src/xz_crc32.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * CRC32 using the polynomial from IEEE-802.3 - * - * Authors: Lasse Collin - * Igor Pavlov - * - * This file has been put into the public domain. - * You can do whatever you want with this file. - */ - -/* - * This is not the fastest implementation, but it is pretty compact. - * The fastest versions of xz_crc32() on modern CPUs without hardware - * accelerated CRC instruction are 3-5 times as fast as this version, - * but they are bigger and use more memory for the lookup table. - */ - -#include "xz_private.h" - -/* - * STATIC_RW_DATA is used in the pre-boot environment on some architectures. - * See for details. - */ -#ifndef STATIC_RW_DATA -#define STATIC_RW_DATA static -#endif - -STATIC_RW_DATA uint32_t xz_crc32_table[256]; - -XZ_EXTERN void xz_crc32_init(void) -{ - const uint32_t poly = 0xEDB88320; - - uint32_t i; - uint32_t j; - uint32_t r; - - for (i = 0; i < 256; ++i) - { - r = i; - for (j = 0; j < 8; ++j) - r = (r >> 1) ^ (poly & ~((r & 1) - 1)); - - xz_crc32_table[i] = r; - } - - return; -} - -XZ_EXTERN uint32_t xz_crc32(const uint8_t *buf, size_t size, uint32_t crc) -{ - crc = ~crc; - - while (size != 0) - { - crc = xz_crc32_table[*buf++ ^ (crc & 0xFF)] ^ (crc >> 8); - --size; - } - - return ~crc; -} diff --git a/libraries/xz-embedded/src/xz_crc64.c b/libraries/xz-embedded/src/xz_crc64.c deleted file mode 100644 index 0f711d8d..00000000 --- a/libraries/xz-embedded/src/xz_crc64.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * CRC64 using the polynomial from ECMA-182 - * - * This file is similar to xz_crc32.c. See the comments there. - * - * Authors: Lasse Collin - * Igor Pavlov - * - * This file has been put into the public domain. - * You can do whatever you want with this file. - */ - -#include "xz_private.h" - -#ifndef STATIC_RW_DATA -#define STATIC_RW_DATA static -#endif - -STATIC_RW_DATA uint64_t xz_crc64_table[256]; - -XZ_EXTERN void xz_crc64_init(void) -{ - const uint64_t poly = 0xC96C5795D7870F42; - - uint32_t i; - uint32_t j; - uint64_t r; - - for (i = 0; i < 256; ++i) - { - r = i; - for (j = 0; j < 8; ++j) - r = (r >> 1) ^ (poly & ~((r & 1) - 1)); - - xz_crc64_table[i] = r; - } - - return; -} - -XZ_EXTERN uint64_t xz_crc64(const uint8_t *buf, size_t size, uint64_t crc) -{ - crc = ~crc; - - while (size != 0) - { - crc = xz_crc64_table[*buf++ ^ (crc & 0xFF)] ^ (crc >> 8); - --size; - } - - return ~crc; -} diff --git a/libraries/xz-embedded/src/xz_dec_bcj.c b/libraries/xz-embedded/src/xz_dec_bcj.c deleted file mode 100644 index a79fa76d..00000000 --- a/libraries/xz-embedded/src/xz_dec_bcj.c +++ /dev/null @@ -1,588 +0,0 @@ -/* - * Branch/Call/Jump (BCJ) filter decoders - * - * Authors: Lasse Collin - * Igor Pavlov - * - * This file has been put into the public domain. - * You can do whatever you want with this file. - */ - -#include "xz_private.h" - -/* - * The rest of the file is inside this ifdef. It makes things a little more - * convenient when building without support for any BCJ filters. - */ -#ifdef XZ_DEC_BCJ - -struct xz_dec_bcj -{ - /* Type of the BCJ filter being used */ - enum - { - BCJ_X86 = 4, /* x86 or x86-64 */ - BCJ_POWERPC = 5, /* Big endian only */ - BCJ_IA64 = 6, /* Big or little endian */ - BCJ_ARM = 7, /* Little endian only */ - BCJ_ARMTHUMB = 8, /* Little endian only */ - BCJ_SPARC = 9 /* Big or little endian */ - } type; - - /* - * Return value of the next filter in the chain. We need to preserve - * this information across calls, because we must not call the next - * filter anymore once it has returned XZ_STREAM_END. - */ - enum xz_ret ret; - - /* True if we are operating in single-call mode. */ - bool single_call; - - /* - * Absolute position relative to the beginning of the uncompressed - * data (in a single .xz Block). We care only about the lowest 32 - * bits so this doesn't need to be uint64_t even with big files. - */ - uint32_t pos; - - /* x86 filter state */ - uint32_t x86_prev_mask; - - /* Temporary space to hold the variables from struct xz_buf */ - uint8_t *out; - size_t out_pos; - size_t out_size; - - struct - { - /* Amount of already filtered data in the beginning of buf */ - size_t filtered; - - /* Total amount of data currently stored in buf */ - size_t size; - - /* - * Buffer to hold a mix of filtered and unfiltered data. This - * needs to be big enough to hold Alignment + 2 * Look-ahead: - * - * Type Alignment Look-ahead - * x86 1 4 - * PowerPC 4 0 - * IA-64 16 0 - * ARM 4 0 - * ARM-Thumb 2 2 - * SPARC 4 0 - */ - uint8_t buf[16]; - } temp; -}; - -#ifdef XZ_DEC_X86 -/* - * This is used to test the most significant byte of a memory address - * in an x86 instruction. - */ -static inline int bcj_x86_test_msbyte(uint8_t b) -{ - return b == 0x00 || b == 0xFF; -} - -static size_t bcj_x86(struct xz_dec_bcj *s, uint8_t *buf, size_t size) -{ - static const bool mask_to_allowed_status[8] = {true, true, true, false, - true, false, false, false}; - - static const uint8_t mask_to_bit_num[8] = {0, 1, 2, 2, 3, 3, 3, 3}; - - size_t i; - size_t prev_pos = (size_t) - 1; - uint32_t prev_mask = s->x86_prev_mask; - uint32_t src; - uint32_t dest; - uint32_t j; - uint8_t b; - - if (size <= 4) - return 0; - - size -= 4; - for (i = 0; i < size; ++i) - { - if ((buf[i] & 0xFE) != 0xE8) - continue; - - prev_pos = i - prev_pos; - if (prev_pos > 3) - { - prev_mask = 0; - } - else - { - prev_mask = (prev_mask << (prev_pos - 1)) & 7; - if (prev_mask != 0) - { - b = buf[i + 4 - mask_to_bit_num[prev_mask]]; - if (!mask_to_allowed_status[prev_mask] || bcj_x86_test_msbyte(b)) - { - prev_pos = i; - prev_mask = (prev_mask << 1) | 1; - continue; - } - } - } - - prev_pos = i; - - if (bcj_x86_test_msbyte(buf[i + 4])) - { - src = get_unaligned_le32(buf + i + 1); - while (true) - { - dest = src - (s->pos + (uint32_t)i + 5); - if (prev_mask == 0) - break; - - j = mask_to_bit_num[prev_mask] * 8; - b = (uint8_t)(dest >> (24 - j)); - if (!bcj_x86_test_msbyte(b)) - break; - - src = dest ^ (((uint32_t)1 << (32 - j)) - 1); - } - - dest &= 0x01FFFFFF; - dest |= (uint32_t)0 - (dest & 0x01000000); - put_unaligned_le32(dest, buf + i + 1); - i += 4; - } - else - { - prev_mask = (prev_mask << 1) | 1; - } - } - - prev_pos = i - prev_pos; - s->x86_prev_mask = prev_pos > 3 ? 0 : prev_mask << (prev_pos - 1); - return i; -} -#endif - -#ifdef XZ_DEC_POWERPC -static size_t bcj_powerpc(struct xz_dec_bcj *s, uint8_t *buf, size_t size) -{ - size_t i; - uint32_t instr; - - for (i = 0; i + 4 <= size; i += 4) - { - instr = get_unaligned_be32(buf + i); - if ((instr & 0xFC000003) == 0x48000001) - { - instr &= 0x03FFFFFC; - instr -= s->pos + (uint32_t)i; - instr &= 0x03FFFFFC; - instr |= 0x48000001; - put_unaligned_be32(instr, buf + i); - } - } - - return i; -} -#endif - -#ifdef XZ_DEC_IA64 -static size_t bcj_ia64(struct xz_dec_bcj *s, uint8_t *buf, size_t size) -{ - static const uint8_t branch_table[32] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 4, 4, 6, 6, 0, 0, 7, 7, 4, 4, 0, 0, 4, 4, 0, 0}; - - /* - * The local variables take a little bit stack space, but it's less - * than what LZMA2 decoder takes, so it doesn't make sense to redu