text: /*
   * Copyright 2016 Google Inc.
   *
   * Use of this source code is governed by a BSD-style license that can be
   * found in the LICENSE file.
   */
  
  #include "UrlHandler.h"
  
  #include "microhttpd.h"
  #include "../Request.h"
  #include "../Response.h"
  
  using namespace Response;
  
  bool EnableGPUHandler::canHandle(const char* method, const char* url) {
      static const char* kBasePath = "/enableGPU/";
      return 0 == strcmp(method, MHD_HTTP_METHOD_POST) &&
             0 == strncmp(url, kBasePath, strlen(kBasePath));
  }
  
  int EnableGPUHandler::handle(Request* request, MHD_Connection* connection,
                               const char* url, const char* method,
                               const char* upload_data, size_t* upload_data_size) {
      SkTArray<SkString> commands;
      SkStrSplit(url, "/", &commands);
  
      if (commands.count() != 2) {
          return MHD_NO;
      }
  
      int enable;
      sscanf(commands[1].c_str(), "%d", &enable);
  
      if (enable) {
          SkSurface* surface = request->createGPUSurface();
          if (surface) {
              request->fSurface.reset(surface);
              request->fGPUEnabled = true;
              return SendOK(connection);
          }
          return SendError(connection, "Unable to create GPU surface");
      }
      request->fSurface.reset(request->createCPUSurface());
      request->fGPUEnabled = false;
      return SendOK(connection);
  }
  
  