[veridex] Log when linking against private APIs.
Change-Id: Ib1f255f74ed8803fcf240c6d296f0b8813bb8554
diff --git a/tools/veridex/hidden_api.cc b/tools/veridex/hidden_api.cc
new file mode 100644
index 0000000..33e499b
--- /dev/null
+++ b/tools/veridex/hidden_api.cc
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * 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 "hidden_api.h"
+
+#include <fstream>
+#include <sstream>
+
+#include "dex/dex_file-inl.h"
+
+namespace art {
+
+std::string HiddenApi::GetApiMethodName(const DexFile& dex_file, uint32_t method_index) {
+ std::stringstream ss;
+ const DexFile::MethodId& method_id = dex_file.GetMethodId(method_index);
+ ss << dex_file.StringByTypeIdx(method_id.class_idx_)
+ << "->"
+ << dex_file.GetMethodName(method_id)
+ << dex_file.GetMethodSignature(method_id).ToString();
+ return ss.str();
+}
+
+std::string HiddenApi::GetApiFieldName(const DexFile& dex_file, uint32_t field_index) {
+ std::stringstream ss;
+ const DexFile::FieldId& field_id = dex_file.GetFieldId(field_index);
+ ss << dex_file.StringByTypeIdx(field_id.class_idx_)
+ << "->"
+ << dex_file.GetFieldName(field_id)
+ << ":"
+ << dex_file.GetFieldTypeDescriptor(field_id);
+ return ss.str();
+}
+
+bool HiddenApi::LogIfIn(const std::string& name,
+ const std::set<std::string>& list,
+ const std::string& log,
+ const std::string& access_kind) {
+ if (list.find(name) != list.end()) {
+ LOG(WARNING) << std::string(log) << " usage found " << name << " (" << access_kind << ")";
+ return true;
+ }
+ return false;
+}
+
+void HiddenApi::FillList(const char* filename, std::set<std::string>& entries) {
+ if (filename == nullptr) {
+ return;
+ }
+ std::ifstream in(filename);
+ std::string str;
+ while (std::getline(in, str)) {
+ entries.insert(str);
+ size_t pos = str.find("->");
+ if (pos != std::string::npos) {
+ // Add the class name.
+ entries.insert(str.substr(0, pos));
+ pos = str.find('(');
+ if (pos != std::string::npos) {
+ // Add the class->method name (so stripping the signature).
+ entries.insert(str.substr(0, pos));
+ }
+ }
+ }
+}
+
+} // namespace art