qapi/sockets.json

   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': '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 # @SocketAddressLegacy:
 115 #
 116 # Captures the address of a socket, which could also be a named file descriptor
 117 #
 118 # Note: This type is deprecated in favor of SocketAddress.  The
 119 #       difference between SocketAddressLegacy and SocketAddress is that the
 120 #       latter is a flat union rather than a simple union. Flat is nicer
 121 #       because it avoids nesting on the wire, i.e. that form has fewer {}.
 122
 123 #
 124 # Since: 1.3
 125 ##
 126 { 'union': 'SocketAddressLegacy',
 127   'data': {
 128     'inet': 'InetSocketAddress',
 129     'unix': 'UnixSocketAddress',
 130     'vsock': 'VsockSocketAddress',
 131     'fd': 'String' } }
 132
 133 ##
 134 # @SocketAddressType:
 135 #
 136 # Available SocketAddress types
 137 #
 138 # @inet:  Internet address
 139 #
 140 # @unix:  Unix domain socket
 141 #
 142 # @vsock: VMCI address
 143 #
 144 # @fd: decimal is for file descriptor number, otherwise a file descriptor name.
 145 #      Named file descriptors are permitted in monitor commands, in combination
 146 #      with the 'getfd' command. Decimal file descriptors are permitted at
 147 #      startup or other contexts where no monitor context is active.
 148 #
 149 # Since: 2.9
 150 ##
 151 { 'enum': 'SocketAddressType',
 152   'data': [ 'inet', 'unix', 'vsock', 'fd' ] }
 153
 154 ##
 155 # @SocketAddress:
 156 #
 157 # Captures the address of a socket, which could also be a named file
 158 # descriptor
 159 #
 160 # @type:       Transport type
 161 #
 162 # Since: 2.9
 163 ##
 164 { 'union': 'SocketAddress',
 165   'base': { 'type': 'SocketAddressType' },
 166   'discriminator': 'type',
 167   'data': { 'inet': 'InetSocketAddress',
 168             'unix': 'UnixSocketAddress',
 169             'vsock': 'VsockSocketAddress',
 170             'fd': 'String' } }