Migrate files to embedder.

samples/android_sample/jni/vm_glue.cc

Index: samples/android_sample/jni/vm_glue.cc
diff --git a/samples/android_sample/jni/vm_glue.cc b/samples/android_sample/jni/vm_glue.cc
deleted file mode 100644
index 7ab19d0e862aec4e13fb0e413276650c6cdcf5fe..0000000000000000000000000000000000000000
--- a/samples/android_sample/jni/vm_glue.cc
+++ /dev/null
@@ -1,304 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include <math.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/stat.h>
-
-#include "include/dart_api.h"
-#include "jni/android_extension.h"
-#include "jni/log.h"
-#include "jni/vm_glue.h"
-
-// snapshot_buffer points to a snapshot if we link in a snapshot otherwise
-// it is initialized to NULL.
-
-VMGlue::VMGlue(Graphics* graphics)
-    : graphics_(graphics),
-      isolate_(NULL),
-      initialized_vm_(false),
-      initialized_script_(false) {
-  LOGI("Creating VMGlue");
-}
-
-int VMGlue::ErrorExit(const char* format, ...) {
-  va_list arguments;
-  va_start(arguments, format);
-  LOGE(format, arguments);
-  va_end(arguments);
-  Dart_ExitScope();
-  Dart_ShutdownIsolate();
-  LOGE("Shutdown isolate");
-  return -1;
-}
-
-Dart_Handle VMGlue::CheckError(Dart_Handle handle) {
-  if (Dart_IsError(handle)) {
-    LOGE("Unexpected Error Handle");
-    Dart_PropagateError(handle);
-  }
-  return handle;
-}
-
-#define CHECK_RESULT(result)                   \
-  if (Dart_IsError(result)) {                  \
-    *error = strdup(Dart_GetError(result));    \
-    LOGE(*error);                              \
-    Dart_ExitScope();                          \
-    Dart_ShutdownIsolate();                    \
-    return false;                              \
-  }
-
-Dart_Handle VMGlue::LibraryTagHandler(Dart_LibraryTag tag,
-				      Dart_Handle library,
-				      Dart_Handle urlHandle) {
-  const char* url;
-  Dart_StringToCString(urlHandle, &url);
-  if (tag == kCanonicalizeUrl) {
-    return urlHandle;
-  }
-  // TODO(vsm): Split this up into separate libraries for 3D, 2D,
-  // Touch, Audio, etc.  All builtin libraries should be handled here
-  // (or moved into a snapshot).
-  if (strcmp(url, "android_extension.dart") == 0) {
-    Dart_Handle source = VMGlue::LoadSourceFromFile("/data/data/com.google.dartndk/app_dart/android_extension.dart");
-    Dart_Handle library = CheckError(Dart_LoadLibrary(urlHandle, source));
-    CheckError(Dart_SetNativeResolver(library, ResolveName));
-    return library;
-  }
-  LOGE("UNIMPLEMENTED: load library %s\n", url);
-  return NULL;
-}
-
-// Returns true on success, false on failure.
-bool VMGlue::CreateIsolateAndSetupHelper(const char* script_uri,
-                                         const char* main,
-                                         void* data,
-                                         char** error) {
-  LOGI("Creating isolate %s, %s", script_uri, main);
-  Dart_Isolate isolate =
-      Dart_CreateIsolate(script_uri, main, NULL, data, error);
-  if (isolate == NULL) {
-    LOGE("Couldn't create isolate: %s", error);
-    return false;
-  }
-
-  LOGI("Entering scope");
-  Dart_EnterScope();
-
-  // Set up the library tag handler for this isolate.
-  LOGI("Setting up library tag handler");
-  Dart_Handle result = CheckError(Dart_SetLibraryTagHandler(LibraryTagHandler));
-  CHECK_RESULT(result);
-
-  Dart_ExitScope();
-  return true;
-}
-
-bool VMGlue::CreateIsolateAndSetup(const char* script_uri,
-  const char* main,
-  void* data, char** error) {
-  return CreateIsolateAndSetupHelper(script_uri,
-                                     main,
-                                     data,
-                                     error);
-}
-
-#define VMHOSTNAME  "android_dart_host"
-#define MAINSCRIPT  "/data/data/com.google.dartndk/app_dart/main.dart"
-
-const char* VM_FLAGS[] = {
-  "--enable_type_checks",
-  "--trace_isolates",
-  "--trace_natives",
-};
-
-int VMGlue::InitializeVM() {
-  // We need the next call to get Dart_Initialize not to bail early.
-  LOGI("Setting VM Options");
-  Dart_SetVMFlags(sizeof(VM_FLAGS) / sizeof(VM_FLAGS[0]), VM_FLAGS);
-
-  // Initialize the Dart VM, providing the callbacks to use for
-  // creating and shutting down isolates.
-  LOGI("Initializing Dart");
-  if (!Dart_Initialize(CreateIsolateAndSetup,
-                       NULL,
-                       NULL,
-                       NULL,
-                       NULL,
-                       NULL,
-                       NULL)) {
-    LOGE("VM initialization failed\n");
-    return -1;
-  }
-  initialized_vm_ = true;
-
-  return 0;
-}
-
-Dart_Handle VMGlue::LoadSourceFromFile(const char* url) {
-  FILE* file = fopen(url, "r");
-  if (file == NULL) {
-    LOGE("Main script not found at: %s\n", url);
-    return NULL;
-  }
-
-  struct stat sb;
-  int fd = fileno(file);
-  fstat(fd, &sb);
-  int length = sb.st_size;
-  LOGI("Entry file %s is %d bytes.\n", url, length);
-
-  char* buffer = reinterpret_cast<char *>(malloc((length + 1) * sizeof(char)));
-  if (read(fd, buffer, length) < 0) {
-    LOGE("Could not read script %s.\n", url);
-    return NULL;
-  }
-  buffer[length] = 0;
-  fclose(file);
-
-  Dart_Handle contents = CheckError(Dart_NewStringFromCString(buffer));
-  free(buffer);
-  return contents;
-}
-
-int VMGlue::StartMainIsolate() {
-  if (!initialized_vm_) {
-    int rtn = InitializeVM();
-    if (rtn != 0) return rtn;
-  }
-
-  // Create an isolate and loads up the application script.
-  char* error = NULL;
-  if (!CreateIsolateAndSetup(MAINSCRIPT, "main", NULL, &error)) {
-    LOGE("CreateIsolateAndSetup: %s\n", error);
-    free(error);
-    return -1;
-  }
-  LOGI("Created isolate");
-  isolate_ = Dart_CurrentIsolate();
-  Dart_EnterScope();
-
-  Dart_Handle url = CheckError(Dart_NewStringFromCString(MAINSCRIPT));
-  Dart_Handle source = LoadSourceFromFile(MAINSCRIPT);
-  CheckError(Dart_LoadScript(url, source));
-
-  Dart_ExitScope();
-  Dart_ExitIsolate();
-  return 0;
-}
-
-int VMGlue::CallSetup() {
-  if (!initialized_script_) {
-    initialized_script_ = true;
-    LOGI("Invoking setup");
-    Dart_EnterIsolate(isolate_);
-    Dart_EnterScope();
-    Dart_Handle args[2];
-    args[0] = CheckError(Dart_NewInteger(graphics_->width()));
-    args[1] = CheckError(Dart_NewInteger(graphics_->height()));
-    int rtn = Invoke("setup", 2, args);
-    Dart_ExitScope();
-    Dart_ExitIsolate();
-    LOGI("Done setup");
-    return rtn;
-  }
-  return 0;
-}
-
-int VMGlue::CallUpdate() {
-  if (initialized_script_) {
-    LOGI("Invoking update");
-    Dart_EnterIsolate(isolate_);
-    Dart_EnterScope();
-    int rtn = Invoke("update", 0, 0);
-    Dart_ExitScope();
-    Dart_ExitIsolate();
-    LOGI("Done update");
-    return rtn;
-  }
-  return -1;
-}
-
-int VMGlue::OnMotionEvent(const char* pFunction, int64_t pWhen,
-  float pMoveX, float pMoveY) {
-  if (initialized_script_) {
-    LOGI("Invoking %s", pFunction);
-    Dart_EnterIsolate(isolate_);
-    Dart_EnterScope();
-    Dart_Handle args[3];
-    args[0] = CheckError(Dart_NewInteger(pWhen));
-    args[1] = CheckError(Dart_NewDouble(pMoveX));
-    args[2] = CheckError(Dart_NewDouble(pMoveY));
-    int rtn = Invoke(pFunction, 3, args);
-    Dart_ExitScope();
-    Dart_ExitIsolate();
-    LOGI("Done %s", pFunction);
-    return rtn;
-  }
-  return -1;
-}
-
-int VMGlue::OnKeyEvent(const char* function, int64_t when, int32_t flags,
-       int32_t key_code, int32_t meta_state, int32_t repeat) {
-  if (initialized_script_) {
-    LOGI("Invoking %s", function);
-    Dart_EnterIsolate(isolate_);
-    Dart_EnterScope();
-    Dart_Handle args[5];
-    args[0] = CheckError(Dart_NewInteger(when));
-    args[1] = CheckError(Dart_NewInteger(flags));
-    args[2] = CheckError(Dart_NewInteger(key_code));
-    args[3] = CheckError(Dart_NewInteger(meta_state));
-    args[4] = CheckError(Dart_NewInteger(repeat));
-    int rtn = Invoke(function, 5, args);
-    Dart_ExitScope();
-    Dart_ExitIsolate();
-    LOGI("Done %s", function);
-    return rtn;
-  }
-  return -1;
-}
-
-int VMGlue::Invoke(const char* function, int argc, Dart_Handle* args) {
-  Dart_Handle result;
-
-  LOGI("in invoke(%s)", function);
-
-  // Lookup the library of the root script.
-  LOGI("looking up the root library");
-  Dart_Handle library = Dart_RootLibrary();
-  if (Dart_IsNull(library)) {
-     return ErrorExit("Unable to find root library\n");
-  }
-
-  // Lookup and invoke the appropriate function.
-  LOGI("invoking %s", function);
-  result = Dart_Invoke(library, Dart_NewStringFromCString(function), argc, args);
-
-  if (Dart_IsError(result)) {
-    return ErrorExit("%s\n", Dart_GetError(result));
-  }
-
-  // TODO(vsm): I don't think we need this.
-  // Keep handling messages until the last active receive port is closed.
-  LOGI("Entering Dart message loop");
-  result = Dart_RunLoop();
-  if (Dart_IsError(result)) {
-    return ErrorExit("%s\n", Dart_GetError(result));
-  }
-
-  LOGI("out invoke");
-  return 0;
-}
-
-void VMGlue::FinishMainIsolate() {
-  LOGI("Finish main isolate");
-  Dart_EnterIsolate(isolate_);
-  // Shutdown the isolate.
-  Dart_ShutdownIsolate();
-  isolate_ = NULL;
-  initialized_script_ = false;
-}