нобдод када раст

Author: Partur-dev

.gitignore

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+build
+out
+super_secret_folder_with_galaxium
+.vscode

Build.bat

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+cmake_minimum_required(VERSION 3.21.3)
+
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/out)
+set(CMAKE_SYSTEM_NAME Android)
+set(CMAKE_SYSTEM_VERSION 21)
+set(CMAKE_ANDROID_ARCH_ABI armeabi-v7a) # armeabi-v7a / x86 (untested)
+set(CMAKE_ANDROID_STL_TYPE c++_static)
+set(MODNAME gdmod)
+
+project(${MODNAME} VERSION 1.0.0)
+
+add_library(${MODNAME} SHARED
+  src/main.cpp
+)
+
+target_include_directories(${MODNAME} PRIVATE
+  ${CMAKE_CURRENT_SOURCE_DIR}/include
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/gd
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/cocos2dx
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/cocos2dx/include
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/cocos2dx/kazmath/include
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/cocos2dx/platform/android
+  ${CMAKE_CURRENT_SOURCE_DIR}/include/extensions
+)
+
+target_link_libraries(${MODNAME} ${CMAKE_CURRENT_SOURCE_DIR}/libs/${CMAKE_ANDROID_ARCH_ABI}/libcocos2dcpp.so)
+target_link_libraries(${MODNAME} ${CMAKE_CURRENT_SOURCE_DIR}/libs/${CMAKE_ANDROID_ARCH_ABI}/libdobby.a)
+
+install(TARGETS ${MODNAME} LIBRARY)

CMakeLists.txt

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+mkdir build
+cd build
+cmake .. -DCMAKE_ANDROID_NDK=$NDK
+cmake --build .

README.md

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+#ifndef dobby_h
+#define dobby_h
+
+// obfuscated interface
+#if 0
+#define DobbyBuildVersion c343f74888dffad84d9ad08d9c433456
+#define DobbyHook c8dc3ffa44f22dbd10ccae213dd8b1f8
+#define DobbyInstrument b71e27bca2c362de90c1034f19d839f9
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdbool.h>
+#include <stdint.h>
+
+void log_set_level(int level);
+void log_switch_to_syslog();
+void log_switch_to_file(const char *path);
+
+typedef enum {
+  kMemoryOperationSuccess,
+  kMemoryOperationError,
+  kNotSupportAllocateExecutableMemory,
+  kNotEnough,
+  kNone
+} MemoryOperationError;
+
+#define PLATFORM_INTERFACE_CODE_PATCH_TOOL_H
+MemoryOperationError CodePatch(void *address, uint8_t *buffer, uint32_t buffer_size);
+
+typedef uintptr_t addr_t;
+typedef uint32_t addr32_t;
+typedef uint64_t addr64_t;
+
+#if defined(__arm64__) || defined(__aarch64__)
+
+#define ARM64_TMP_REG_NDX_0 17
+
+// float register
+typedef union _FPReg {
+  __int128_t q;
+  struct {
+    double d1;
+    double d2;
+  } d;
+  struct {
+    float f1;
+    float f2;
+    float f3;
+    float f4;
+  } f;
+} FPReg;
+
+// register context
+typedef struct _RegisterContext {
+  uint64_t dmmpy_0; // dummy placeholder
+  uint64_t sp;
+
+  uint64_t dmmpy_1; // dummy placeholder
+  union {
+    uint64_t x[29];
+    struct {
+      uint64_t x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15, x16, x17, x18, x19, x20, x21, x22,
+          x23, x24, x25, x26, x27, x28;
+    } regs;
+  } general;
+
+  uint64_t fp;
+  uint64_t lr;
+
+  union {
+    FPReg q[32];
+    struct {
+      FPReg q0, q1, q2, q3, q4, q5, q6, q7;
+      // [!!! READ ME !!!]
+      // for Arm64, can't access q8 - q31, unless you enable full floating-point register pack
+      FPReg q8, q9, q10, q11, q12, q13, q14, q15, q16, q17, q18, q19, q20, q21, q22, q23, q24, q25, q26, q27, q28, q29,
+          q30, q31;
+    } regs;
+  } floating;
+} RegisterContext;
+#elif defined(__arm__)
+typedef struct _RegisterContext {
+  uint32_t dummy_0;
+  uint32_t dummy_1;
+
+  uint32_t dummy_2;
+  uint32_t sp;
+
+  union {
+    uint32_t r[13];
+    struct {
+      uint32_t r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12;
+    } regs;
+  } general;
+
+  uint32_t lr;
+} RegisterContext;
+#elif defined(_M_IX86) || defined(__i386__)
+typedef struct _RegisterContext {
+  uint32_t dummy_0;
+  uint32_t esp;
+
+  uint32_t dummy_1;
+  uint32_t flags;
+
+  union {
+    struct {
+      uint32_t eax, ebx, ecx, edx, ebp, esp, edi, esi;
+    } regs;
+  } general;
+
+} RegisterContext;
+#elif defined(_M_X64) || defined(__x86_64__)
+typedef struct _RegisterContext {
+  uint64_t dummy_0;
+  uint64_t rsp;
+
+  union {
+    struct {
+      uint64_t rax, rbx, rcx, rdx, rbp, rsp, rdi, rsi, r8, r9, r10, r11, r12, r13, r14, r15;
+    } regs;
+  } general;
+
+  uint64_t dummy_1;
+  uint64_t flags;
+} RegisterContext;
+#endif
+
+#define RT_FAILED -1
+#define RT_SUCCESS 0
+typedef enum _RetStatus { RS_FAILED = -1, RS_SUCCESS = 0 } RetStatus;
+
+typedef struct _HookEntryInfo {
+  int hook_id;
+  union {
+    void *target_address;
+    void *function_address;
+    void *instruction_address;
+  };
+} HookEntryInfo;
+
+// DobbyWrap <==> DobbyInstrument, so use DobbyInstrument instead of DobbyWrap
+#if 0
+// wrap function with pre_call and post_call
+typedef void (*PreCallTy)(RegisterContext *ctx, const HookEntryInfo *info);
+typedef void (*PostCallTy)(RegisterContext *ctx, const HookEntryInfo *info);
+int DobbyWrap(void *function_address, PreCallTy pre_call, PostCallTy post_call);
+#endif
+
+// return dobby build date
+const char *DobbyBuildVersion();
+
+// replace function
+int DobbyHook(void *address, void *replace_call, void **origin_call);
+
+// dynamic binary instrument for instruction
+// [!!! READ ME !!!]
+// for Arm64, can't access q8 - q31, unless you enable full floating-point register pack
+typedef void (*DBICallTy)(RegisterContext *ctx, const HookEntryInfo *info);
+int DobbyInstrument(void *address, DBICallTy dbi_call);
+
+// destory and restore hook
+int DobbyDestroy(void *address);
+
+// iterate symbol table and find symbol
+void *DobbySymbolResolver(const char *image_name, const char *symbol_name);
+
+// global offset table
+int DobbyGlobalOffsetTableReplace(char *image_name, char *symbol_name, void *fake_func, void **orig_func);
+
+// [!!! READ ME !!!]
+// for arm, Arm64, dobby will use b xxx instead of ldr absolute indirect branch
+// for x64, dobby always use absolute indirect jump
+#if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) || defined(_M_X64) || defined(__x86_64__)
+void dobby_enable_near_branch_trampoline();
+void dobby_disable_near_branch_trampoline();
+#endif
+
+// register linker load image callback
+typedef void (*linker_load_callback_t)(const char *image_name, void *handle);
+void dobby_register_image_load_callback(linker_load_callback_t func);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif