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// Copyright 2015 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.
#ifndef CONTENT_BROWSER_BAD_MESSAGE_H_
#define CONTENT_BROWSER_BAD_MESSAGE_H_
namespace content {
class BrowserMessageFilter;
class RenderProcessHost;
namespace bad_message {
// The browser process often chooses to terminate a renderer if it receives
// a bad IPC message. The reasons are tracked for metrics.
//
// Content embedders should implement their own bad message statistics but
// should use similar histogram names to make analysis easier.
//
// NOTE: Do not remove or reorder elements in this list. Add new entries at the
// end. Items may be renamed but do not change the values. We rely on the enum
// values in histograms.
enum BadMessageReason {
NC_IN_PAGE_NAVIGATION = 0,
RFH_CAN_COMMIT_URL_BLOCKED = 1,
RFH_CAN_ACCESS_FILES_OF_PAGE_STATE = 2,
RFH_SANDBOX_FLAGS = 3,
RFH_NO_PROXY_TO_PARENT = 4,
RPH_DESERIALIZATION_FAILED = 5,
RVH_CAN_ACCESS_FILES_OF_PAGE_STATE = 6,
RVH_FILE_CHOOSER_PATH = 7,
RWH_SYNTHETIC_GESTURE = 8,
RWH_FOCUS = 9,
RWH_BLUR = 10,
RWH_SHARED_BITMAP = 11,
RWH_BAD_ACK_MESSAGE = 12,
RWHVA_SHARED_MEMORY = 13,
SERVICE_WORKER_BAD_URL = 14,
WC_INVALID_FRAME_SOURCE = 15,
RWHVM_UNEXPECTED_FRAME_TYPE = 16,
RFPH_DETACH = 17,
DFH_BAD_EMBEDDER_MESSAGE = 18,
NC_AUTO_SUBFRAME = 19,
CSDH_NOT_RECOGNIZED = 20,
DSMF_OPEN_STORAGE = 21,
DSMF_LOAD_STORAGE = 22,
DBMF_INVALID_ORIGIN_ON_OPEN = 23,
DBMF_DB_NOT_OPEN_ON_MODIFY = 24,
DBMF_DB_NOT_OPEN_ON_CLOSE = 25,
DBMF_INVALID_ORIGIN_ON_SQLITE_ERROR = 26,
RDH_INVALID_PRIORITY = 27,
RDH_REQUEST_NOT_TRANSFERRING = 28,
RDH_BAD_DOWNLOAD = 29,
NMF_NO_PERMISSION_SHOW = 30,
NMF_NO_PERMISSION_CLOSE = 31,
NMF_NO_PERMISSION_VERIFY = 32,
MH_INVALID_MIDI_PORT = 33,
MH_SYS_EX_PERMISSION = 34,
ACDH_REGISTER = 35,
ACDH_UNREGISTER = 36,
ACDH_SET_SPAWNING = 37,
ACDH_SELECT_CACHE = 38,
ACDH_SELECT_CACHE_FOR_WORKER = 39,
ACDH_SELECT_CACHE_FOR_SHARED_WORKER = 40,
ACDH_MARK_AS_FOREIGN_ENTRY = 41,
ACDH_PENDING_REPLY_IN_GET_STATUS = 42,
ACDH_GET_STATUS = 43,
ACDH_PENDING_REPLY_IN_START_UPDATE = 44,
ACDH_START_UPDATE = 45,
ACDH_PENDING_REPLY_IN_SWAP_CACHE = 46,
ACDH_SWAP_CACHE = 47,
SWDH_NOT_HANDLED = 48,
SWDH_REGISTER_BAD_URL = 49,
SWDH_REGISTER_NO_HOST = 50,
SWDH_REGISTER_CANNOT = 51,
SWDH_UNREGISTER_BAD_URL = 52,
SWDH_UNREGISTER_NO_HOST = 53,
SWDH_UNREGISTER_CANNOT = 54,
SWDH_GET_REGISTRATION_BAD_URL = 55,
SWDH_GET_REGISTRATION_NO_HOST = 56,
SWDH_GET_REGISTRATION_CANNOT = 57,
SWDH_GET_REGISTRATION_FOR_READY_NO_HOST = 58,
SWDH_GET_REGISTRATION_FOR_READY_ALREADY_IN_PROGRESS = 59,
SWDH_POST_MESSAGE = 60,
SWDH_PROVIDER_CREATED_NO_HOST = 61,
SWDH_PROVIDER_DESTROYED_NO_HOST = 62,
SWDH_SET_HOSTED_VERSION_NO_HOST = 63,
SWDH_SET_HOSTED_VERSION = 64,
SWDH_WORKER_SCRIPT_LOAD_NO_HOST = 65,
SWDH_INCREMENT_WORKER_BAD_HANDLE = 66,
SWDH_DECREMENT_WORKER_BAD_HANDLE = 67,
SWDH_INCREMENT_REGISTRATION_BAD_HANDLE = 68,
SWDH_DECREMENT_REGISTRATION_BAD_HANDLE = 69,
SWDH_TERMINATE_BAD_HANDLE = 70,
FAMF_APPEND_ITEM_TO_BLOB = 71,
FAMF_APPEND_SHARED_MEMORY_TO_BLOB = 72,
FAMF_MALFORMED_STREAM_URL = 73,
FAMF_APPEND_ITEM_TO_STREAM = 74,
FAMF_APPEND_SHARED_MEMORY_TO_STREAM = 75,
IDBDH_CAN_READ_FILE = 76,
IDBDH_GET_OR_TERMINATE = 77,
RMF_SET_COOKIE_BAD_ORIGIN = 78,
RMF_GET_COOKIES_BAD_ORIGIN = 79,
SWDH_GET_REGISTRATIONS_NO_HOST = 80,
SWDH_GET_REGISTRATIONS_INVALID_ORIGIN = 81,
ARH_UNAUTHORIZED_URL = 82,
BDH_INVALID_SERVICE_ID = 83,
RFH_COMMIT_DESERIALIZATION_FAILED = 84,
BDH_INVALID_CHARACTERISTIC_ID = 85,
SWDH_UPDATE_NO_HOST = 86,
SWDH_UPDATE_BAD_REGISTRATION_ID = 87,
SWDH_UPDATE_CANNOT = 88,
SWDH_UNREGISTER_BAD_REGISTRATION_ID = 89,
BDH_INVALID_WRITE_VALUE_LENGTH = 90,
WC_MEMORY_CACHE_RESOURCE_BAD_SECURITY_INFO = 91,
WC_RENDERER_DID_NAVIGATE_BAD_SECURITY_INFO = 92,
BDH_DUPLICATE_REQUEST_DEVICE_ID = 93,
CSDH_INVALID_ORIGIN = 94,
// Please add new elements here. The naming convention is abbreviated class
// name (e.g. RenderFrameHost becomes RFH) plus a unique description of the
// reason. After making changes, you MUST update histograms.xml by running:
// "python tools/metrics/histograms/update_bad_message_reasons.py"
BAD_MESSAGE_MAX
};
// Called when the browser receives a bad IPC message from a renderer process on
// the UI thread. Logs the event, records a histogram metric for the |reason|,
// and terminates the process for |host|.
void ReceivedBadMessage(RenderProcessHost* host, BadMessageReason reason);
// Called when a browser message filter receives a bad IPC message from a
// renderer or other child process. Logs the event, records a histogram metric
// for the |reason|, and terminates the process for |filter|.
void ReceivedBadMessage(BrowserMessageFilter* filter, BadMessageReason reason);
} // namespace bad_message
} // namespace content
#endif // CONTENT_BROWSER_BAD_MESSAGE_H_
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