[core] Fix native hook (#784)

Close #783

core/src/main/cpp/.clang-tidy

@@ -11,6 +11,7 @@ Checks: >
   clang-analyzer-*,
   llvm-include-order,
   -modernize-use-trailing-return-type,
+  -readability-implicit-bool-conversion,
 
 CheckOptions:
   - key:             readability-identifier-naming.ClassCase
@@ -55,9 +56,5 @@ CheckOptions:
     value:           lower_case
   - key:             readability-identifier-naming.IgnoreMainLikeFunctions
     value:           1
-  - key:             readability-implicit-bool-conversion.AllowIntegerConditions
-    value:           1
-  - key:             readability-implicit-bool-conversion.AllowPointerConditions
-    value:           1
   - key:             readability-braces-around-statements.ShortStatementLines
     value:           1

core/src/main/cpp/main/src/symbol_cache.cpp

@@ -41,7 +41,7 @@ namespace lspd {
     void *sym_set_table_override = nullptr;
     std::unique_ptr<const SandHook::ElfImg> art_img = nullptr;
 
-    bool findLibArt() {
+    bool FindLibArt() {
         art_img = std::make_unique<SandHook::ElfImg>(kLibArtName);
         if (!art_img->isValid()) return false;
         auto api_level = GetAndroidApiLevel();
@@ -67,10 +67,13 @@ namespace lspd {
     void InitSymbolCache() {
         if (UNLIKELY(sym_initialized)) return;
         LOGD("InitSymbolCache");
-        sym_initialized = findLibArt();
+        sym_initialized =
+                FindLibArt() && (sym_do_dlopen = SandHook::ElfImg("linker").getSymbAddress<void *>(
+                        "__dl__Z9do_dlopenPKciPK17android_dlextinfoPKv"));
         if (UNLIKELY(!sym_initialized)) {
+            sym_initialized = false;
             art_img.reset();
             LOGE("Init symbol cache failed");
         }
     }
-}
+}  // namespace lspd