content/common/media/cdm_messages.h

   1 // Copyright 2014 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 // IPC messages for content decryption module (CDM) implementation.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "content/common/content_export.h"
  13 #include "content/common/media/cdm_messages_enums.h"
  14 #include "ipc/ipc_message_macros.h"
  15 #include "media/base/cdm_key_information.h"
  16 #include "media/base/media_keys.h"
  17 #include "url/gurl.h"
  18
  19 #undef IPC_MESSAGE_EXPORT
  20 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  21 #define IPC_MESSAGE_START CdmMsgStart
  22
  23 IPC_ENUM_TRAITS_MAX_VALUE(media::CdmKeyInformation::KeyStatus,
  24                           media::CdmKeyInformation::KEY_STATUS_MAX)
  25 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaKeys::Exception,
  26                           media::MediaKeys::EXCEPTION_MAX)
  27 IPC_ENUM_TRAITS_MAX_VALUE(media::MediaKeys::MessageType,
  28                           media::MediaKeys::MESSAGE_TYPE_MAX)
  29 IPC_ENUM_TRAITS_MAX_VALUE(CdmHostMsg_CreateSession_InitDataType,
  30                           INIT_DATA_TYPE_MAX)
  31
  32 IPC_STRUCT_TRAITS_BEGIN(media::CdmKeyInformation)
  33   IPC_STRUCT_TRAITS_MEMBER(key_id)
  34   IPC_STRUCT_TRAITS_MEMBER(status)
  35   IPC_STRUCT_TRAITS_MEMBER(system_code)
  36 IPC_STRUCT_TRAITS_END()
  37
  38 // Messages from render to browser.
  39
  40 IPC_MESSAGE_CONTROL4(CdmHostMsg_InitializeCdm,
  41                      int /* render_frame_id */,
  42                      int /* cdm_id */,
  43                      std::string /* key_system */,
  44                      GURL /* security_origin */)
  45
  46 IPC_MESSAGE_CONTROL4(CdmHostMsg_SetServerCertificate,
  47                      int /* render_frame_id */,
  48                      int /* cdm_id */,
  49                      uint32_t /* promise_id */,
  50                      std::vector<uint8_t> /* certificate */)
  51
  52 IPC_MESSAGE_CONTROL5(CdmHostMsg_CreateSessionAndGenerateRequest,
  53                      int /* render_frame_id */,
  54                      int /* cdm_id */,
  55                      uint32_t /* promise_id */,
  56                      CdmHostMsg_CreateSession_InitDataType /* init_data_type */,
  57                      std::vector<uint8_t> /* init_data */)
  58
  59 IPC_MESSAGE_CONTROL5(CdmHostMsg_UpdateSession,
  60                      int /* render_frame_id */,
  61                      int /* cdm_id */,
  62                      uint32_t /* promise_id */,
  63                      std::string /* session_id */,
  64                      std::vector<uint8_t> /* response */)
  65
  66 IPC_MESSAGE_CONTROL4(CdmHostMsg_CloseSession,
  67                      int /* render_frame_id */,
  68                      int /* cdm_id */,
  69                      uint32_t /* promise_id */,
  70                      std::string /* session_id */)
  71
  72 IPC_MESSAGE_CONTROL2(CdmHostMsg_DestroyCdm,
  73                      int /* render_frame_id */,
  74                      int /* cdm_id */)
  75
  76 // Messages from browser to render.
  77
  78 IPC_MESSAGE_ROUTED5(CdmMsg_SessionMessage,
  79                     int /* cdm_id */,
  80                     std::string /* session_id */,
  81                     media::MediaKeys::MessageType /* message_type */,
  82                     std::vector<uint8_t> /* message */,
  83                     GURL /* legacy_destination_url */)
  84
  85 IPC_MESSAGE_ROUTED2(CdmMsg_SessionClosed,
  86                     int /* cdm_id */,
  87                     std::string /* session_id */)
  88
  89 IPC_MESSAGE_ROUTED5(CdmMsg_LegacySessionError,
  90                     int /* cdm_id */,
  91                     std::string /* session_id */,
  92                     media::MediaKeys::Exception /* exception_code */,
  93                     uint32_t /* system_code */,
  94                     std::string /* error_message */)
  95
  96 IPC_MESSAGE_ROUTED4(CdmMsg_SessionKeysChange,
  97                     int /* cdm_id */,
  98                     std::string /* session_id */,
  99                     bool /* has_additional_usable_key */,
 100                     std::vector<media::CdmKeyInformation> /* keys_info */)
 101
 102 IPC_MESSAGE_ROUTED3(CdmMsg_SessionExpirationUpdate,
 103                     int /* cdm_id */,
 104                     std::string /* session_id */,
 105                     base::Time /* new_expiry_time */)
 106
 107 IPC_MESSAGE_ROUTED2(CdmMsg_ResolvePromise,
 108                     int /* cdm_id */,
 109                     uint32_t /* promise_id */)
 110
 111 IPC_MESSAGE_ROUTED3(CdmMsg_ResolvePromiseWithSession,
 112                     int /* cdm_id */,
 113                     uint32_t /* promise_id */,
 114                     std::string /* session_id */)
 115
 116 IPC_MESSAGE_ROUTED5(CdmMsg_RejectPromise,
 117                     int /* cdm_id */,
 118                     uint32_t /* promise_id */,
 119                     media::MediaKeys::Exception /* exception */,
 120                     uint32_t /* system_code */,
 121                     std::string /* error_message */)