[core] Remove useless files (#750)

core/src/main/cpp/main/include/byte_order.h

@@ -1,59 +0,0 @@
-/*
- * This file is part of LSPosed.
- *
- * LSPosed is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LSPosed 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2020 EdXposed Contributors
- * Copyright (C) 2021 LSPosed Contributors
- */
-
-#ifndef LSPOSED_TEMP_BYTEORDER_H
-#define LSPOSED_TEMP_BYTEORDER_H
-
-#include <cstdint>
-
-static inline uint32_t android_swap_long(uint32_t v)
-{
-    return (v<<24) | ((v<<8)&0x00FF0000) | ((v>>8)&0x0000FF00) | (v>>24);
-}
-static inline uint16_t android_swap_short(uint16_t v)
-{
-    return (v<<8) | (v>>8);
-}
-
-#define DEVICE_BYTE_ORDER LITTLE_ENDIAN
-#if BYTE_ORDER == DEVICE_BYTE_ORDER
-#define	dtohl(x)	(x)
-#define	dtohs(x)	(x)
-#define	htodl(x)	(x)
-#define	htods(x)	(x)
-#else
-#define	dtohl(x)	(android_swap_long(x))
-#define	dtohs(x)	(android_swap_short(x))
-#define	htodl(x)	(android_swap_long(x))
-#define	htods(x)	(android_swap_short(x))
-#endif
-#if BYTE_ORDER == LITTLE_ENDIAN
-#define fromlel(x) (x)
-#define fromles(x) (x)
-#define tolel(x) (x)
-#define toles(x) (x)
-#else
-#define fromlel(x) (android_swap_long(x))
-#define fromles(x) (android_swap_short(x))
-#define tolel(x) (android_swap_long(x))
-#define toles(x) (android_swap_short(x))
-#endif
-
-#endif //LSPOSED_TEMP_BYTEORDER_H

core/src/main/cpp/main/include/dl_util.h

@@ -1,78 +0,0 @@
-/*
- * This file is part of LSPosed.
- *
- * LSPosed is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LSPosed 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LSPosed.  If not, see <https://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2020 EdXposed Contributors
- * Copyright (C) 2021 LSPosed Contributors
- */
-
-#pragma once
-
-#include <dlfcn.h>
-#include "logging.h"
-
-namespace lspd {
-
-    inline static void *DlOpen(const char *file) {
-        void *handle = dlopen(file, RTLD_LAZY | RTLD_GLOBAL);
-        if (!handle) {
-            LOGE("dlopen(%s) failed: %s", file, dlerror());
-        }
-        return handle;
-    }
-
-    template<typename T>
-    inline static T DlSym(void *handle, const char *sym_name) {
-        if (!handle) {
-            LOGE("dlsym(%s) failed: handle is null", sym_name);
-        }
-        T symbol = reinterpret_cast<T>(dlsym(handle, sym_name));
-        if (!symbol) {
-            LOGE("dlsym(%s) failed: %s", sym_name, dlerror());
-        }
-        return symbol;
-    }
-
-    class ScopedDlHandle {
-
-    public:
-        ScopedDlHandle(const char *file) {
-            handle_ = DlOpen(file);
-        }
-
-        ~ScopedDlHandle() {
-            if (handle_) {
-                dlclose(handle_);
-            }
-        }
-
-        void *Get() const {
-            return handle_;
-        }
-
-        template<typename T>
-        T DlSym(const char *sym_name) const {
-            return lspd::DlSym<T>(handle_, sym_name);
-        }
-
-        bool IsValid() const {
-            return handle_ != nullptr;
-        }
-
-    private:
-        void *handle_;
-    };
-
-}

core/src/main/cpp/main/src/context.cpp

@@ -23,7 +23,6 @@
 #include "jni/art_class_linker.h"
 #include "jni/yahfa.h"
 #include "jni/resources_hook.h"
-#include <dl_util.h>
 #include <art/runtime/jni_env_ext.h>
 #include "jni/pending_hooks.h"
 #include "context.h"

core/src/main/cpp/main/src/jni/resources_hook.cpp

@@ -22,9 +22,7 @@
 #include <dex_builder.h>
 #include <art/runtime/thread.h>
 #include <art/runtime/mirror/class.h>
-#include <dl_util.h>
 #include <framework/androidfw/resource_types.h>
-#include <byte_order.h>
 #include <HookMain.h>
 #include <elf_util.h>
 #include "native_util.h"
@@ -164,18 +162,18 @@ namespace lspd {
             switch (ResXMLParser_next(parser)) {
                 case android::ResXMLParser::START_TAG:
                     tag = (android::ResXMLTree_attrExt *) parser->mCurExt;
-                    attrCount = dtohs(tag->attributeCount);
+                    attrCount = tag->attributeCount;
                     for (int idx = 0; idx < attrCount; idx++) {
                         auto attr = (android::ResXMLTree_attribute *)
                                 (((const uint8_t *) tag)
-                                 + dtohs(tag->attributeStart)
+                                 + tag->attributeStart
-                                 + (dtohs(tag->attributeSize) * idx));
+                                 + tag->attributeSize * idx);
 
                         // find resource IDs for attribute names
                         int32_t attrNameID = ResXMLParser_getAttributeNameID(parser, idx);
                         // only replace attribute name IDs for app packages
                         if (attrNameID >= 0 && (size_t) attrNameID < mTree.mNumResIds &&
-                            dtohl(mResIds[attrNameID]) >= 0x7f000000) {
+                            mResIds[attrNameID] >= 0x7f000000) {
                             auto attrName = mTree.mStrings.stringAt(attrNameID);
                             jint attrResID = env->CallStaticIntMethod(classXResources,
                                                                       methodXResourcesTranslateAttrId,
@@ -186,14 +184,14 @@ namespace lspd {
                             if (env->ExceptionCheck())
                                 goto leave;
 
-                            mResIds[attrNameID] = htodl(attrResID);
+                            mResIds[attrNameID] = attrResID;
                         }
 
                         // find original resource IDs for reference values (app packages only)
                         if (attr->typedValue.dataType != android::Res_value::TYPE_REFERENCE)
                             continue;
 
-                        jint oldValue = dtohl(attr->typedValue.data);
+                        jint oldValue = attr->typedValue.data;
                         if (oldValue < 0x7f000000)
                             continue;
 
@@ -204,7 +202,7 @@ namespace lspd {
                             goto leave;
 
                         if (newValue != oldValue)
-                            attr->typedValue.data = htodl(newValue);
+                            attr->typedValue.data = newValue;
                     }
                     continue;
                 case android::ResXMLParser::END_DOCUMENT:

core/src/main/cpp/main/src/native_hook.cpp

@@ -22,7 +22,6 @@
 #include <string>
 #include <vector>
 #include <art/runtime/runtime.h>
-#include <dl_util.h>
 #include <art/runtime/jni_env_ext.h>
 #include <dobby.h>
 #include "symbol_cache.h"