src/components/nacl/common/nacl_host_messages.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 // Multiply-included file, no traditional include guard.
   6
   7 #include <string>
   8
   9 #include "base/basictypes.h"
  10 #include "base/process/process.h"
  11 #include "build/build_config.h"
  12 #include "components/nacl/common/nacl_types.h"
  13 #include "components/nacl/common/pnacl_types.h"
  14 #include "content/public/common/common_param_traits.h"
  15 #include "ipc/ipc_channel_handle.h"
  16 #include "ipc/ipc_message_macros.h"
  17 #include "ipc/ipc_platform_file.h"
  18 #include "url/gurl.h"
  19
  20 #define IPC_MESSAGE_START NaClHostMsgStart
  21
  22 IPC_STRUCT_TRAITS_BEGIN(nacl::NaClLaunchParams)
  23   IPC_STRUCT_TRAITS_MEMBER(manifest_url)
  24   IPC_STRUCT_TRAITS_MEMBER(render_view_id)
  25   IPC_STRUCT_TRAITS_MEMBER(permission_bits)
  26   IPC_STRUCT_TRAITS_MEMBER(uses_irt)
  27   IPC_STRUCT_TRAITS_MEMBER(enable_dyncode_syscalls)
  28   IPC_STRUCT_TRAITS_MEMBER(enable_exception_handling)
  29   IPC_STRUCT_TRAITS_MEMBER(enable_crash_throttling)
  30 IPC_STRUCT_TRAITS_END()
  31
  32 IPC_STRUCT_TRAITS_BEGIN(nacl::NaClLaunchResult)
  33   IPC_STRUCT_TRAITS_MEMBER(imc_channel_handle)
  34   IPC_STRUCT_TRAITS_MEMBER(ipc_channel_handle)
  35   IPC_STRUCT_TRAITS_MEMBER(plugin_pid)
  36   IPC_STRUCT_TRAITS_MEMBER(plugin_child_id)
  37 IPC_STRUCT_TRAITS_END()
  38
  39 IPC_STRUCT_TRAITS_BEGIN(nacl::PnaclCacheInfo)
  40   IPC_STRUCT_TRAITS_MEMBER(pexe_url)
  41   IPC_STRUCT_TRAITS_MEMBER(abi_version)
  42   IPC_STRUCT_TRAITS_MEMBER(opt_level)
  43   IPC_STRUCT_TRAITS_MEMBER(last_modified)
  44   IPC_STRUCT_TRAITS_MEMBER(etag)
  45   IPC_STRUCT_TRAITS_MEMBER(has_no_store_header)
  46 IPC_STRUCT_TRAITS_END()
  47
  48 // A renderer sends this to the browser process when it wants to start
  49 // a new instance of the Native Client process. The browser will launch
  50 // the process and return an IPC channel handle. This handle will only
  51 // be valid if the NaCl IPC proxy is enabled.
  52 IPC_SYNC_MESSAGE_CONTROL1_2(NaClHostMsg_LaunchNaCl,
  53                             nacl::NaClLaunchParams /* launch_params */,
  54                             nacl::NaClLaunchResult /* launch_result */,
  55                             std::string /* error_message */)
  56
  57 // A renderer sends this to the browser process when it wants to
  58 // open a file for from the Pnacl component directory.
  59 IPC_SYNC_MESSAGE_CONTROL1_1(NaClHostMsg_GetReadonlyPnaclFD,
  60                             std::string /* name of requested PNaCl file */,
  61                             IPC::PlatformFileForTransit /* output file */)
  62
  63 // A renderer sends this to the browser process when it wants to
  64 // create a temporary file.
  65 IPC_SYNC_MESSAGE_CONTROL0_1(NaClHostMsg_NaClCreateTemporaryFile,
  66                             IPC::PlatformFileForTransit /* out file */)
  67
  68 // A renderer sends this to the browser to request a file descriptor for
  69 // a translated nexe.
  70 IPC_MESSAGE_CONTROL3(NaClHostMsg_NexeTempFileRequest,
  71                      int /* render_view_id */,
  72                      int /* instance */,
  73                      nacl::PnaclCacheInfo /* cache info */)
  74
  75 // The browser replies to a renderer's temp file request with output_file,
  76 // which is either a writeable temp file to use for translation, or a
  77 // read-only file containing the translated nexe from the cache.
  78 IPC_MESSAGE_CONTROL3(NaClViewMsg_NexeTempFileReply,
  79                      int /* instance */,
  80                      bool /* is_cache_hit */,
  81                      IPC::PlatformFileForTransit /* output file */)
  82
  83 // A renderer sends this to the browser to report that its translation has
  84 // finished and its temp file contains the translated nexe.
  85 IPC_MESSAGE_CONTROL2(NaClHostMsg_ReportTranslationFinished,
  86                      int /* instance */,
  87                      bool /* success */)
  88
  89 // A renderer sends this to the browser process to report an error.
  90 IPC_MESSAGE_CONTROL2(NaClHostMsg_NaClErrorStatus,
  91                      int /* render_view_id */,
  92                      int /* Error ID */)
  93
  94 // A renderer sends this to the browser process when it wants to
  95 // open a NaCl executable file from an installed application directory.
  96 IPC_SYNC_MESSAGE_CONTROL2_3(NaClHostMsg_OpenNaClExecutable,
  97                             int /* render_view_id */,
  98                             GURL /* URL of NaCl executable file */,
  99                             IPC::PlatformFileForTransit /* output file */,
 100                             uint64 /* file_token_lo */,
 101                             uint64 /* file_token_hi */)