components/nacl/common/nacl_types.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_NACL_COMMON_NACL_TYPES_H_
   6 #define COMPONENTS_NACL_COMMON_NACL_TYPES_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/process/process_handle.h"
  13 #include "build/build_config.h"
  14 #include "ipc/ipc_channel.h"
  15
  16 #if defined(OS_POSIX)
  17 #include "base/file_descriptor_posix.h"
  18 #endif
  19
  20 #if defined(OS_WIN)
  21 #include <windows.h>   // for HANDLE
  22 #endif
  23
  24 // TODO(gregoryd): add a Windows definition for base::FileDescriptor
  25 namespace nacl {
  26
  27 #if defined(OS_WIN)
  28 typedef HANDLE FileDescriptor;
  29 inline HANDLE ToNativeHandle(const FileDescriptor& desc) {
  30   return desc;
  31 }
  32 #elif defined(OS_POSIX)
  33 typedef base::FileDescriptor FileDescriptor;
  34 inline int ToNativeHandle(const FileDescriptor& desc) {
  35   return desc.fd;
  36 }
  37 #endif
  38
  39
  40 // Parameters sent to the NaCl process when we start it.
  41 //
  42 // If you change this, you will also need to update the IPC serialization in
  43 // nacl_messages.h.
  44 struct NaClStartParams {
  45   NaClStartParams();
  46   ~NaClStartParams();
  47
  48   std::vector<FileDescriptor> handles;
  49   FileDescriptor debug_stub_server_bound_socket;
  50
  51   bool validation_cache_enabled;
  52   std::string validation_cache_key;
  53   // Chrome version string. Sending the version string over IPC avoids linkage
  54   // issues in cases where NaCl is not compiled into the main Chromium
  55   // executable or DLL.
  56   std::string version;
  57
  58   bool enable_exception_handling;
  59   bool enable_debug_stub;
  60   bool enable_ipc_proxy;
  61   bool uses_irt;
  62   bool enable_dyncode_syscalls;
  63   bool enable_nonsfi_mode;
  64 };
  65
  66 // Parameters sent to the browser process to have it launch a NaCl process.
  67 //
  68 // If you change this, you will also need to update the IPC serialization in
  69 // nacl_host_messages.h.
  70 struct NaClLaunchParams {
  71   NaClLaunchParams();
  72   NaClLaunchParams(const std::string& u, int r, uint32 p, bool uses_irt,
  73                    bool enable_dyncode_syscalls,
  74                    bool enable_exception_handling,
  75                    bool enable_crash_throttling);
  76   NaClLaunchParams(const NaClLaunchParams& l);
  77   ~NaClLaunchParams();
  78
  79   std::string manifest_url;
  80   int render_view_id;
  81   uint32 permission_bits;
  82   bool uses_irt;
  83   bool enable_dyncode_syscalls;
  84   bool enable_exception_handling;
  85   bool enable_crash_throttling;
  86 };
  87
  88 struct NaClLaunchResult {
  89   NaClLaunchResult();
  90   NaClLaunchResult(FileDescriptor imc_channel_handle,
  91                    const IPC::ChannelHandle& ipc_channel_handle,
  92                    base::ProcessId plugin_pid,
  93                    int plugin_child_id);
  94   ~NaClLaunchResult();
  95
  96   FileDescriptor imc_channel_handle;
  97   IPC::ChannelHandle ipc_channel_handle;
  98   base::ProcessId plugin_pid;
  99   int plugin_child_id;
 100 };
 101
 102 }  // namespace nacl
 103
 104 #endif  // COMPONENTS_NACL_COMMON_NACL_TYPES_H_