qemu/qapi/sockets.json
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   1# -*- Mode: Python -*-
   2# vim: filetype=python
   3
   4##
   5# = Socket data types
   6##
   7
   8{ 'include': 'common.json' }
   9
  10##
  11# @NetworkAddressFamily:
  12#
  13# The network address family
  14#
  15# @ipv4: IPV4 family
  16#
  17# @ipv6: IPV6 family
  18#
  19# @unix: unix socket
  20#
  21# @vsock: vsock family (since 2.8)
  22#
  23# @unknown: otherwise
  24#
  25# Since: 2.1
  26##
  27{ 'enum': 'NetworkAddressFamily',
  28  'data': [ 'ipv4', 'ipv6', 'unix', 'vsock', 'unknown' ] }
  29
  30##
  31# @InetSocketAddressBase:
  32#
  33# @host: host part of the address
  34# @port: port part of the address
  35##
  36{ 'struct': 'InetSocketAddressBase',
  37  'data': {
  38    'host': 'str',
  39    'port': 'str' } }
  40
  41##
  42# @InetSocketAddress:
  43#
  44# Captures a socket address or address range in the Internet namespace.
  45#
  46# @numeric: true if the host/port are guaranteed to be numeric,
  47#           false if name resolution should be attempted. Defaults to false.
  48#           (Since 2.9)
  49#
  50# @to: If present, this is range of possible addresses, with port
  51#      between @port and @to.
  52#
  53# @ipv4: whether to accept IPv4 addresses, default try both IPv4 and IPv6
  54#
  55# @ipv6: whether to accept IPv6 addresses, default try both IPv4 and IPv6
  56#
  57# @keep-alive: enable keep-alive when connecting to this socket. Not supported
  58#              for passive sockets. (Since 4.2)
  59#
  60# @mptcp: enable multi-path TCP. (Since 6.1)
  61#
  62# Since: 1.3
  63##
  64{ 'struct': 'InetSocketAddress',
  65  'base': 'InetSocketAddressBase',
  66  'data': {
  67    '*numeric':  'bool',
  68    '*to': 'uint16',
  69    '*ipv4': 'bool',
  70    '*ipv6': 'bool',
  71    '*keep-alive': 'bool',
  72    '*mptcp': { 'type': 'bool', 'if': 'HAVE_IPPROTO_MPTCP' } } }
  73
  74##
  75# @UnixSocketAddress:
  76#
  77# Captures a socket address in the local ("Unix socket") namespace.
  78#
  79# @path: filesystem path to use
  80# @abstract: if true, this is a Linux abstract socket address.  @path
  81#            will be prefixed by a null byte, and optionally padded
  82#            with null bytes.  Defaults to false.  (Since 5.1)
  83# @tight: if false, pad an abstract socket address with enough null
  84#         bytes to make it fill struct sockaddr_un member sun_path.
  85#         Defaults to true.  (Since 5.1)
  86#
  87# Since: 1.3
  88##
  89{ 'struct': 'UnixSocketAddress',
  90  'data': {
  91    'path': 'str',
  92    '*abstract': { 'type': 'bool', 'if': 'CONFIG_LINUX' },
  93    '*tight': { 'type': 'bool', 'if': 'CONFIG_LINUX' } } }
  94
  95##
  96# @VsockSocketAddress:
  97#
  98# Captures a socket address in the vsock namespace.
  99#
 100# @cid: unique host identifier
 101# @port: port
 102#
 103# Note: string types are used to allow for possible future hostname or
 104#       service resolution support.
 105#
 106# Since: 2.8
 107##
 108{ 'struct': 'VsockSocketAddress',
 109  'data': {
 110    'cid': 'str',
 111    'port': 'str' } }
 112
 113##
 114# @InetSocketAddressWrapper:
 115#
 116# Since: 1.3
 117##
 118{ 'struct': 'InetSocketAddressWrapper',
 119  'data': { 'data': 'InetSocketAddress' } }
 120
 121##
 122# @UnixSocketAddressWrapper:
 123#
 124# Since: 1.3
 125##
 126{ 'struct': 'UnixSocketAddressWrapper',
 127  'data': { 'data': 'UnixSocketAddress' } }
 128
 129##
 130# @VsockSocketAddressWrapper:
 131#
 132# Since: 2.8
 133##
 134{ 'struct': 'VsockSocketAddressWrapper',
 135  'data': { 'data': 'VsockSocketAddress' } }
 136
 137##
 138# @StringWrapper:
 139#
 140# Since: 1.3
 141##
 142{ 'struct': 'StringWrapper',
 143  'data': { 'data': 'String' } }
 144
 145##
 146# @SocketAddressLegacy:
 147#
 148# Captures the address of a socket, which could also be a named file descriptor
 149#
 150# Note: This type is deprecated in favor of SocketAddress.  The
 151#       difference between SocketAddressLegacy and SocketAddress is that the
 152#       latter is has fewer {} on the wire.
 153#
 154# Since: 1.3
 155##
 156{ 'union': 'SocketAddressLegacy',
 157  'base': { 'type': 'SocketAddressType' },
 158  'discriminator': 'type',
 159  'data': {
 160    'inet': 'InetSocketAddressWrapper',
 161    'unix': 'UnixSocketAddressWrapper',
 162    'vsock': 'VsockSocketAddressWrapper',
 163    'fd': 'StringWrapper' } }
 164
 165##
 166# @SocketAddressType:
 167#
 168# Available SocketAddress types
 169#
 170# @inet:  Internet address
 171#
 172# @unix:  Unix domain socket
 173#
 174# @vsock: VMCI address
 175#
 176# @fd: decimal is for file descriptor number, otherwise a file descriptor name.
 177#      Named file descriptors are permitted in monitor commands, in combination
 178#      with the 'getfd' command. Decimal file descriptors are permitted at
 179#      startup or other contexts where no monitor context is active.
 180#
 181# Since: 2.9
 182##
 183{ 'enum': 'SocketAddressType',
 184  'data': [ 'inet', 'unix', 'vsock', 'fd' ] }
 185
 186##
 187# @SocketAddress:
 188#
 189# Captures the address of a socket, which could also be a named file
 190# descriptor
 191#
 192# @type:       Transport type
 193#
 194# Since: 2.9
 195##
 196{ 'union': 'SocketAddress',
 197  'base': { 'type': 'SocketAddressType' },
 198  'discriminator': 'type',
 199  'data': { 'inet': 'InetSocketAddress',
 200            'unix': 'UnixSocketAddress',
 201            'vsock': 'VsockSocketAddress',
 202            'fd': 'String' } }
 203