1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_MPTCP_H 20 #define _UAPI_MPTCP_H 21 #include <linux/const.h> 22 #include <linux/types.h> 23 #include <linux/in.h> 24 #include <linux/in6.h> 25 #include <linux/socket.h> 26 #include <sys/socket.h> 27 #define MPTCP_SUBFLOW_FLAG_MCAP_REM _BITUL(0) 28 #define MPTCP_SUBFLOW_FLAG_MCAP_LOC _BITUL(1) 29 #define MPTCP_SUBFLOW_FLAG_JOIN_REM _BITUL(2) 30 #define MPTCP_SUBFLOW_FLAG_JOIN_LOC _BITUL(3) 31 #define MPTCP_SUBFLOW_FLAG_BKUP_REM _BITUL(4) 32 #define MPTCP_SUBFLOW_FLAG_BKUP_LOC _BITUL(5) 33 #define MPTCP_SUBFLOW_FLAG_FULLY_ESTABLISHED _BITUL(6) 34 #define MPTCP_SUBFLOW_FLAG_CONNECTED _BITUL(7) 35 #define MPTCP_SUBFLOW_FLAG_MAPVALID _BITUL(8) 36 enum { 37 MPTCP_SUBFLOW_ATTR_UNSPEC, 38 MPTCP_SUBFLOW_ATTR_TOKEN_REM, 39 MPTCP_SUBFLOW_ATTR_TOKEN_LOC, 40 MPTCP_SUBFLOW_ATTR_RELWRITE_SEQ, 41 MPTCP_SUBFLOW_ATTR_MAP_SEQ, 42 MPTCP_SUBFLOW_ATTR_MAP_SFSEQ, 43 MPTCP_SUBFLOW_ATTR_SSN_OFFSET, 44 MPTCP_SUBFLOW_ATTR_MAP_DATALEN, 45 MPTCP_SUBFLOW_ATTR_FLAGS, 46 MPTCP_SUBFLOW_ATTR_ID_REM, 47 MPTCP_SUBFLOW_ATTR_ID_LOC, 48 MPTCP_SUBFLOW_ATTR_PAD, 49 __MPTCP_SUBFLOW_ATTR_MAX 50 }; 51 #define MPTCP_SUBFLOW_ATTR_MAX (__MPTCP_SUBFLOW_ATTR_MAX - 1) 52 #define MPTCP_PM_NAME "mptcp_pm" 53 #define MPTCP_PM_CMD_GRP_NAME "mptcp_pm_cmds" 54 #define MPTCP_PM_EV_GRP_NAME "mptcp_pm_events" 55 #define MPTCP_PM_VER 0x1 56 enum { 57 MPTCP_PM_ATTR_UNSPEC, 58 MPTCP_PM_ATTR_ADDR, 59 MPTCP_PM_ATTR_RCV_ADD_ADDRS, 60 MPTCP_PM_ATTR_SUBFLOWS, 61 __MPTCP_PM_ATTR_MAX 62 }; 63 #define MPTCP_PM_ATTR_MAX (__MPTCP_PM_ATTR_MAX - 1) 64 enum { 65 MPTCP_PM_ADDR_ATTR_UNSPEC, 66 MPTCP_PM_ADDR_ATTR_FAMILY, 67 MPTCP_PM_ADDR_ATTR_ID, 68 MPTCP_PM_ADDR_ATTR_ADDR4, 69 MPTCP_PM_ADDR_ATTR_ADDR6, 70 MPTCP_PM_ADDR_ATTR_PORT, 71 MPTCP_PM_ADDR_ATTR_FLAGS, 72 MPTCP_PM_ADDR_ATTR_IF_IDX, 73 __MPTCP_PM_ADDR_ATTR_MAX 74 }; 75 #define MPTCP_PM_ADDR_ATTR_MAX (__MPTCP_PM_ADDR_ATTR_MAX - 1) 76 #define MPTCP_PM_ADDR_FLAG_SIGNAL (1 << 0) 77 #define MPTCP_PM_ADDR_FLAG_SUBFLOW (1 << 1) 78 #define MPTCP_PM_ADDR_FLAG_BACKUP (1 << 2) 79 #define MPTCP_PM_ADDR_FLAG_FULLMESH (1 << 3) 80 enum { 81 MPTCP_PM_CMD_UNSPEC, 82 MPTCP_PM_CMD_ADD_ADDR, 83 MPTCP_PM_CMD_DEL_ADDR, 84 MPTCP_PM_CMD_GET_ADDR, 85 MPTCP_PM_CMD_FLUSH_ADDRS, 86 MPTCP_PM_CMD_SET_LIMITS, 87 MPTCP_PM_CMD_GET_LIMITS, 88 MPTCP_PM_CMD_SET_FLAGS, 89 __MPTCP_PM_CMD_AFTER_LAST 90 }; 91 #define MPTCP_INFO_FLAG_FALLBACK _BITUL(0) 92 #define MPTCP_INFO_FLAG_REMOTE_KEY_RECEIVED _BITUL(1) 93 struct mptcp_info { 94 __u8 mptcpi_subflows; 95 __u8 mptcpi_add_addr_signal; 96 __u8 mptcpi_add_addr_accepted; 97 __u8 mptcpi_subflows_max; 98 __u8 mptcpi_add_addr_signal_max; 99 __u8 mptcpi_add_addr_accepted_max; 100 __u32 mptcpi_flags; 101 __u32 mptcpi_token; 102 __u64 mptcpi_write_seq; 103 __u64 mptcpi_snd_una; 104 __u64 mptcpi_rcv_nxt; 105 __u8 mptcpi_local_addr_used; 106 __u8 mptcpi_local_addr_max; 107 __u8 mptcpi_csum_enabled; 108 }; 109 enum mptcp_event_type { 110 MPTCP_EVENT_UNSPEC = 0, 111 MPTCP_EVENT_CREATED = 1, 112 MPTCP_EVENT_ESTABLISHED = 2, 113 MPTCP_EVENT_CLOSED = 3, 114 MPTCP_EVENT_ANNOUNCED = 6, 115 MPTCP_EVENT_REMOVED = 7, 116 MPTCP_EVENT_SUB_ESTABLISHED = 10, 117 MPTCP_EVENT_SUB_CLOSED = 11, 118 MPTCP_EVENT_SUB_PRIORITY = 13, 119 }; 120 enum mptcp_event_attr { 121 MPTCP_ATTR_UNSPEC = 0, 122 MPTCP_ATTR_TOKEN, 123 MPTCP_ATTR_FAMILY, 124 MPTCP_ATTR_LOC_ID, 125 MPTCP_ATTR_REM_ID, 126 MPTCP_ATTR_SADDR4, 127 MPTCP_ATTR_SADDR6, 128 MPTCP_ATTR_DADDR4, 129 MPTCP_ATTR_DADDR6, 130 MPTCP_ATTR_SPORT, 131 MPTCP_ATTR_DPORT, 132 MPTCP_ATTR_BACKUP, 133 MPTCP_ATTR_ERROR, 134 MPTCP_ATTR_FLAGS, 135 MPTCP_ATTR_TIMEOUT, 136 MPTCP_ATTR_IF_IDX, 137 MPTCP_ATTR_RESET_REASON, 138 MPTCP_ATTR_RESET_FLAGS, 139 __MPTCP_ATTR_AFTER_LAST 140 }; 141 #define MPTCP_ATTR_MAX (__MPTCP_ATTR_AFTER_LAST - 1) 142 #define MPTCP_RST_EUNSPEC 0 143 #define MPTCP_RST_EMPTCP 1 144 #define MPTCP_RST_ERESOURCE 2 145 #define MPTCP_RST_EPROHIBIT 3 146 #define MPTCP_RST_EWQ2BIG 4 147 #define MPTCP_RST_EBADPERF 5 148 #define MPTCP_RST_EMIDDLEBOX 6 149 struct mptcp_subflow_data { 150 __u32 size_subflow_data; 151 __u32 num_subflows; 152 __u32 size_kernel; 153 __u32 size_user; 154 } __attribute__((aligned(8))); 155 struct mptcp_subflow_addrs { 156 union { 157 __kernel_sa_family_t sa_family; 158 struct sockaddr sa_local; 159 struct sockaddr_in sin_local; 160 struct sockaddr_in6 sin6_local; 161 struct __kernel_sockaddr_storage ss_local; 162 }; 163 union { 164 struct sockaddr sa_remote; 165 struct sockaddr_in sin_remote; 166 struct sockaddr_in6 sin6_remote; 167 struct __kernel_sockaddr_storage ss_remote; 168 }; 169 }; 170 #define MPTCP_INFO 1 171 #define MPTCP_TCPINFO 2 172 #define MPTCP_SUBFLOW_ADDRS 3 173 #endif 174