1 /* 2 * Copyright (c) 2012-2017, 2020, 2022 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #ifndef __FLOW_DIVERT_PROTO_H__ 30 #define __FLOW_DIVERT_PROTO_H__ 31 32 #define FLOW_DIVERT_CONTROL_NAME "com.apple.flow-divert" 33 34 #define FLOW_DIVERT_TLV_LENGTH_UINT32 1 35 36 #define FLOW_DIVERT_PKT_CONNECT 1 37 #define FLOW_DIVERT_PKT_CONNECT_RESULT 2 38 #define FLOW_DIVERT_PKT_DATA 3 39 #define FLOW_DIVERT_PKT_CLOSE 4 40 #define FLOW_DIVERT_PKT_READ_NOTIFY 5 41 #define FLOW_DIVERT_PKT_GROUP_INIT 6 42 #define FLOW_DIVERT_PKT_PROPERTIES_UPDATE 7 43 #define FLOW_DIVERT_PKT_APP_MAP_CREATE 9 44 45 #define FLOW_DIVERT_TLV_NIL 0 46 #define FLOW_DIVERT_TLV_ERROR_CODE 5 47 #define FLOW_DIVERT_TLV_HOW 7 48 #define FLOW_DIVERT_TLV_READ_COUNT 8 49 #define FLOW_DIVERT_TLV_SPACE_AVAILABLE 9 50 #define FLOW_DIVERT_TLV_CTL_UNIT 10 51 #define FLOW_DIVERT_TLV_LOCAL_ADDR 11 52 #define FLOW_DIVERT_TLV_REMOTE_ADDR 12 53 #define FLOW_DIVERT_TLV_OUT_IF_INDEX 13 54 #define FLOW_DIVERT_TLV_TRAFFIC_CLASS 14 55 #define FLOW_DIVERT_TLV_NO_CELLULAR 15 56 #define FLOW_DIVERT_TLV_FLOW_ID 16 57 #define FLOW_DIVERT_TLV_TOKEN_KEY 17 58 #define FLOW_DIVERT_TLV_HMAC 18 59 #define FLOW_DIVERT_TLV_KEY_UNIT 19 60 #define FLOW_DIVERT_TLV_LOG_LEVEL 20 61 #define FLOW_DIVERT_TLV_TARGET_HOSTNAME 21 62 #define FLOW_DIVERT_TLV_TARGET_ADDRESS 22 63 #define FLOW_DIVERT_TLV_TARGET_PORT 23 64 #define FLOW_DIVERT_TLV_CDHASH 24 65 #define FLOW_DIVERT_TLV_SIGNING_ID 25 66 #define FLOW_DIVERT_TLV_AGGREGATE_UNIT 26 67 #define FLOW_DIVERT_TLV_IS_FRAGMENT 27 68 #define FLOW_DIVERT_TLV_PREFIX_COUNT 28 69 #define FLOW_DIVERT_TLV_FLAGS 29 70 #define FLOW_DIVERT_TLV_FLOW_TYPE 30 71 #define FLOW_DIVERT_TLV_APP_DATA 31 72 #define FLOW_DIVERT_TLV_APP_AUDIT_TOKEN 32 73 #define FLOW_DIVERT_TLV_APP_REAL_SIGNING_ID 33 74 #define FLOW_DIVERT_TLV_APP_REAL_CDHASH 34 75 #define FLOW_DIVERT_TLV_APP_REAL_AUDIT_TOKEN 35 76 #define FLOW_DIVERT_TLV_CFIL_ID 36 77 #define FLOW_DIVERT_TLV_DATAGRAM_SIZE 37 78 79 #define FLOW_DIVERT_FLOW_TYPE_TCP 1 80 #define FLOW_DIVERT_FLOW_TYPE_UDP 3 81 82 #define FLOW_DIVERT_CHUNK_SIZE 4096 83 84 #define FLOW_DIVERT_TOKEN_GETOPT_MAX_SIZE 128 85 86 #define FLOW_DIVERT_TOKEN_FLAG_VALIDATED 0x0000001 87 #define FLOW_DIVERT_TOKEN_FLAG_TFO 0x0000002 88 #define FLOW_DIVERT_TOKEN_FLAG_MPTCP 0x0000004 89 #define FLOW_DIVERT_TOKEN_FLAG_BOUND 0x0000008 90 91 #define FLOW_DIVERT_GROUP_FLAG_NO_APP_MAP 0x0000001 92 #define FLOW_DIVERT_GROUP_FLAG_DEFUNCT 0x0000002 93 94 #define FLOW_DIVERT_IS_TRANSPARENT 0x80000000 95 96 struct flow_divert_packet_header { 97 uint8_t packet_type; 98 uint32_t conn_id; 99 }; 100 101 #endif /* __FLOW_DIVERT_PROTO_H__ */ 102