122 lines
4.9 KiB
C
122 lines
4.9 KiB
C
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/*
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* Copyright (c) 2012-2017, 2020, 2022, 2024 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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#ifndef __FLOW_DIVERT_PROTO_H__
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#define __FLOW_DIVERT_PROTO_H__
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#define FLOW_DIVERT_CONTROL_NAME "com.apple.flow-divert"
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#define FLOW_DIVERT_TLV_LENGTH_UINT32 1
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#define FLOW_DIVERT_PKT_CONNECT 1
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#define FLOW_DIVERT_PKT_CONNECT_RESULT 2
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#define FLOW_DIVERT_PKT_DATA 3
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#define FLOW_DIVERT_PKT_CLOSE 4
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#define FLOW_DIVERT_PKT_READ_NOTIFY 5
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#define FLOW_DIVERT_PKT_GROUP_INIT 6
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#define FLOW_DIVERT_PKT_PROPERTIES_UPDATE 7
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#define FLOW_DIVERT_PKT_APP_MAP_CREATE 9
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#define FLOW_DIVERT_PKT_FLOW_STATES_REQUEST 10
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#define FLOW_DIVERT_PKT_FLOW_STATES 11
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#define FLOW_DIVERT_TLV_NIL 0
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#define FLOW_DIVERT_TLV_ERROR_CODE 5
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#define FLOW_DIVERT_TLV_HOW 7
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#define FLOW_DIVERT_TLV_READ_COUNT 8
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#define FLOW_DIVERT_TLV_SPACE_AVAILABLE 9
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#define FLOW_DIVERT_TLV_CTL_UNIT 10
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#define FLOW_DIVERT_TLV_LOCAL_ADDR 11
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#define FLOW_DIVERT_TLV_REMOTE_ADDR 12
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#define FLOW_DIVERT_TLV_OUT_IF_INDEX 13
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#define FLOW_DIVERT_TLV_TRAFFIC_CLASS 14
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#define FLOW_DIVERT_TLV_NO_CELLULAR 15
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#define FLOW_DIVERT_TLV_FLOW_ID 16
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#define FLOW_DIVERT_TLV_TOKEN_KEY 17
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#define FLOW_DIVERT_TLV_HMAC 18
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#define FLOW_DIVERT_TLV_KEY_UNIT 19
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#define FLOW_DIVERT_TLV_LOG_LEVEL 20
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#define FLOW_DIVERT_TLV_TARGET_HOSTNAME 21
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#define FLOW_DIVERT_TLV_TARGET_ADDRESS 22
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#define FLOW_DIVERT_TLV_TARGET_PORT 23
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#define FLOW_DIVERT_TLV_CDHASH 24
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#define FLOW_DIVERT_TLV_SIGNING_ID 25
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#define FLOW_DIVERT_TLV_AGGREGATE_UNIT 26
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#define FLOW_DIVERT_TLV_IS_FRAGMENT 27
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#define FLOW_DIVERT_TLV_PREFIX_COUNT 28
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#define FLOW_DIVERT_TLV_FLAGS 29
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#define FLOW_DIVERT_TLV_FLOW_TYPE 30
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#define FLOW_DIVERT_TLV_APP_DATA 31
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#define FLOW_DIVERT_TLV_APP_AUDIT_TOKEN 32
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#define FLOW_DIVERT_TLV_APP_REAL_SIGNING_ID 33
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#define FLOW_DIVERT_TLV_APP_REAL_CDHASH 34
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#define FLOW_DIVERT_TLV_APP_REAL_AUDIT_TOKEN 35
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#define FLOW_DIVERT_TLV_CFIL_ID 36
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#define FLOW_DIVERT_TLV_DATAGRAM_SIZE 37
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#define FLOW_DIVERT_TLV_ORDER 38
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#define FLOW_DIVERT_TLV_FLOW_STATE 39
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#define FLOW_DIVERT_FLOW_TYPE_TCP 1
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#define FLOW_DIVERT_FLOW_TYPE_UDP 3
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#define FLOW_DIVERT_CHUNK_SIZE 65600
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#define FLOW_DIVERT_TOKEN_GETOPT_MAX_SIZE 128
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#define FLOW_DIVERT_TOKEN_FLAG_VALIDATED 0x0000001
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#define FLOW_DIVERT_TOKEN_FLAG_TFO 0x0000002
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#define FLOW_DIVERT_TOKEN_FLAG_MPTCP 0x0000004
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#define FLOW_DIVERT_TOKEN_FLAG_BOUND 0x0000008
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#define FLOW_DIVERT_GROUP_FLAG_NO_APP_MAP 0x0000001
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#define FLOW_DIVERT_GROUP_FLAG_DEFUNCT 0x0000002
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#define FLOW_DIVERT_IS_TRANSPARENT 0x80000000
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// Used for policies as well as opening control sockets
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#define FLOW_DIVERT_IN_PROCESS_UNIT 0x0FFFFFFF
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// Range for actual assigned control units
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#define FLOW_DIVERT_IN_PROCESS_UNIT_MIN 0x0000FFFF
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#define FLOW_DIVERT_IN_PROCESS_UNIT_MAX 0xFFFFFFFF
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struct flow_divert_packet_header {
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uint8_t packet_type;
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uint32_t conn_id;
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};
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struct flow_divert_flow_state {
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uint32_t conn_id;
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uint64_t bytes_written_by_app;
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uint64_t bytes_sent;
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uint64_t bytes_received;
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uint32_t send_window;
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uint32_t send_buffer_bytes;
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};
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#endif /* __FLOW_DIVERT_PROTO_H__ */
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