1 files changed, 98 insertions, 0 deletions
diff --git a/lldb/source/Plugins/Trace/common/TraceJSONStructs.h b/lldb/source/Plugins/Trace/common/TraceJSONStructs.h
new file mode 100644
index 000000000000..e01c33bf0d6a
--- /dev/null
+++ b/lldb/source/Plugins/Trace/common/TraceJSONStructs.h
@@ -0,0 +1,98 @@
+//===-- TraceJSONStruct.h ---------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLDB_TARGET_TRACEJSONSTRUCTS_H
+#define LLDB_TARGET_TRACEJSONSTRUCTS_H
+
+#include "lldb/lldb-types.h"
+#include "llvm/Support/JSON.h"
+
+namespace lldb_private {
+
+struct JSONAddress {
+  lldb::addr_t value;
+};
+
+struct JSONModule {
+  std::string system_path;
+  llvm::Optional<std::string> file;
+  JSONAddress load_address;
+  llvm::Optional<std::string> uuid;
+};
+
+struct JSONThread {
+  int64_t tid;
+  std::string trace_file;
+};
+
+struct JSONProcess {
+  int64_t pid;
+  std::string triple;
+  std::vector<JSONThread> threads;
+  std::vector<JSONModule> modules;
+};
+
+struct JSONTracePluginSettings {
+  std::string type;
+};
+
+struct JSONTraceSessionBase {
+  std::vector<JSONProcess> processes;
+};
+
+/// The trace plug-in implementation should provide its own TPluginSettings,
+/// which corresponds to the "trace" section of the schema.
+template <class TPluginSettings>
+struct JSONTraceSession : JSONTraceSessionBase {
+  TPluginSettings trace;
+};
+
+} // namespace lldb_private
+
+namespace llvm {
+namespace json {
+
+llvm::json::Value toJSON(const lldb_private::JSONModule &module);
+
+llvm::json::Value toJSON(const lldb_private::JSONThread &thread);
+
+llvm::json::Value toJSON(const lldb_private::JSONProcess &process);
+
+llvm::json::Value
+toJSON(const lldb_private::JSONTraceSessionBase &session_base);
+
+bool fromJSON(const Value &value, lldb_private::JSONAddress &address,
+              Path path);
+
+bool fromJSON(const Value &value, lldb_private::JSONModule &module, Path path);
+
+bool fromJSON(const Value &value, lldb_private::JSONThread &thread, Path path);
+
+bool fromJSON(const Value &value, lldb_private::JSONProcess &process,
+              Path path);
+
+bool fromJSON(const Value &value,
+              lldb_private::JSONTracePluginSettings &plugin_settings,
+              Path path);
+
+bool fromJSON(const Value &value, lldb_private::JSONTraceSessionBase &session,
+              Path path);
+
+template <class TPluginSettings>
+bool fromJSON(const Value &value,
+              lldb_private::JSONTraceSession<TPluginSettings> &session,
+              Path path) {
+  ObjectMapper o(value, path);
+  return o && o.map("trace", session.trace) &&
+         fromJSON(value, (lldb_private::JSONTraceSessionBase &)session, path);
+}
+
+} // namespace json
+} // namespace llvm
+
+#endif // LLDB_TARGET_TRACEJSONSTRUCTS_H