Non-SFI NaCl: Batch-open resource files

components/nacl/loader/nacl_listener.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/nacl/loader/nacl_listener.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
@@ skipping 452 matching lines @@
                       _O_RDONLY | _O_BINARY);
 #elif defined(OS_POSIX)
   nexe_file_info.desc = nexe_file;
 #else
 #error Unsupported target platform.
 #endif
   nexe_file_info.file_token.lo = params.nexe_token_lo;
   nexe_file_info.file_token.hi = params.nexe_token_hi;
   args->nexe_desc = NaClDescIoFromFileInfo(nexe_file_info, NACL_ABI_O_RDONLY);
 
+  // TODO(yusukes): Support pre-opening resource files.
+  CHECK(params.resource_files.empty());
+
   int exit_status;
   if (!NaClChromeMainStart(nap, args, &exit_status))
     NaClExit(1);
 
   // Report the plugin's exit status if the application started successfully.
   trusted_listener_->Send(new NaClRendererMsg_ReportExitStatus(exit_status));
   NaClExit(exit_status);
 }
 
 void NaClListener::ResolveFileToken(
     uint64_t token_lo,
     uint64_t token_hi,
     base::Callback<void(IPC::PlatformFileForTransit, base::FilePath)> cb) {
   if (!Send(new NaClProcessMsg_ResolveFileTokenAsync(token_lo, token_hi))) {
     cb.Run(IPC::PlatformFileForTransit(), base::FilePath());
     return;
   }
   resolved_cb_ = cb;
 }
 
 void NaClListener::OnFileTokenResolved(
     uint64_t token_lo,
     uint64_t token_hi,
     IPC::PlatformFileForTransit ipc_fd,
     base::FilePath file_path) {
   resolved_cb_.Run(ipc_fd, file_path);
   resolved_cb_.Reset();
 }