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