[VM, Precompiler] PoC Obfuscator

runtime/include/dart_api.h

Index: runtime/include/dart_api.h
diff --git a/runtime/include/dart_api.h b/runtime/include/dart_api.h
index 9b4447797d1e31e2ebef9990b93a45095562220c..d2fd16a1f1c47bfe62bff72a57dfbd2d84037df4 100644
--- a/runtime/include/dart_api.h
+++ b/runtime/include/dart_api.h
@@ -575,6 +575,12 @@ Dart_SetGcCallbacks(Dart_GcPrologueCallback prologue_callback,
  */
 DART_EXPORT const char* Dart_VersionString();
 
+typedef struct {
+  const char* library_uri;
+  const char* class_name;
+  const char* function_name;
+} Dart_QualifiedFunctionName;
+
 /**
  * Isolate specific flags are set when creating a new isolate using the
  * Dart_IsolateFlags structure.
@@ -583,7 +589,7 @@ DART_EXPORT const char* Dart_VersionString();
  * for each part.
  */
 
-#define DART_FLAGS_CURRENT_VERSION (0x00000003)
+#define DART_FLAGS_CURRENT_VERSION (0x00000004)
 
 typedef struct {
   int32_t version;
@@ -594,8 +600,15 @@ typedef struct {
   bool use_field_guards;
   bool use_osr;
   bool use_dart_frontend;
+  bool obfuscate;
+  Dart_QualifiedFunctionName* entry_points;
 } Dart_IsolateFlags;
 
+/**
+ * Initialize Dart_IsolateFlags with correct version and default values.
+ */
+DART_EXPORT void Dart_IsolateFlagsInitialize(Dart_IsolateFlags* flags);
+
 /**
  * An isolate creation and initialization callback function.
  *
@@ -3192,12 +3205,6 @@ DART_EXPORT Dart_Handle Dart_LoadCompilationTrace(uint8_t* buffer,
 DART_EXPORT Dart_Handle Dart_SaveJITFeedback(uint8_t** buffer,
                                              intptr_t* buffer_length);
 
-typedef struct {
-  const char* library_uri;
-  const char* class_name;
-  const char* function_name;
-} Dart_QualifiedFunctionName;
-
 /**
  * Compiles all functions reachable from the provided entry points and marks
  * the isolate to disallow future compilation.
@@ -3323,6 +3330,18 @@ DART_EXPORT Dart_Handle Dart_CreateCoreJITSnapshotAsBlobs(
     uint8_t** isolate_snapshot_instructions_buffer,
     intptr_t* isolate_snapshot_instructions_size);
 
+/**
+ * Get obfuscation map for precompiled code.
+ *
+ * Obfuscation map is encoded as a JSON array of pairs (original name,
+ * obfuscated name).
+ *
+ * \return Returns an error handler if the VM was built in a mode that does not
+ * support obfuscation.
+ */
+DART_EXPORT Dart_Handle Dart_GetObfuscationMap(uint8_t** buffer,
+                                               intptr_t* buffer_length);
+
 /**
  *  Returns whether the VM only supports running from precompiled snapshots and
  *  not from any other kind of snapshot or from source (that is, the VM was