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 # Since: 1.3
  61 ##
  62 { 'struct': 'InetSocketAddress',
  63   'base': 'InetSocketAddressBase',
  64   'data': {
  65     '*numeric':  'bool',
  66     '*to': 'uint16',
  67     '*ipv4': 'bool',
  68     '*ipv6': 'bool',
  69     '*keep-alive': 'bool' } }
  70
  71 ##
  72 # @UnixSocketAddress:
  73 #
  74 # Captures a socket address in the local ("Unix socket") namespace.
  75 #
  76 # @path: filesystem path to use
  77 # @abstract: if true, this is a Linux abstract socket address.  @path
  78 #            will be prefixed by a null byte, and optionally padded
  79 #            with null bytes.  Defaults to false.  (Since 5.1)
  80 # @tight: if false, pad an abstract socket address with enough null
  81 #         bytes to make it fill struct sockaddr_un member sun_path.
  82 #         Defaults to true.  (Since 5.1)
  83 #
  84 # Since: 1.3
  85 ##
  86 { 'struct': 'UnixSocketAddress',
  87   'data': {
  88     'path': 'str',
  89     '*abstract': { 'type': 'bool', 'if': 'defined(CONFIG_LINUX)' },
  90     '*tight': { 'type': 'bool', 'if': 'defined(CONFIG_LINUX)' } } }
  91
  92 ##
  93 # @VsockSocketAddress:
  94 #
  95 # Captures a socket address in the vsock namespace.
  96 #
  97 # @cid: unique host identifier
  98 # @port: port
  99 #
 100 # Note: string types are used to allow for possible future hostname or
 101 #       service resolution support.
 102 #
 103 # Since: 2.8
 104 ##
 105 { 'struct': 'VsockSocketAddress',
 106   'data': {
 107     'cid': 'str',
 108     'port': 'str' } }
 109
 110 ##
 111 # @SocketAddressLegacy:
 112 #
 113 # Captures the address of a socket, which could also be a named file descriptor
 114 #
 115 # Note: This type is deprecated in favor of SocketAddress.  The
 116 #       difference between SocketAddressLegacy and SocketAddress is that the
 117 #       latter is a flat union rather than a simple union. Flat is nicer
 118 #       because it avoids nesting on the wire, i.e. that form has fewer {}.
 119
 120 #
 121 # Since: 1.3
 122 ##
 123 { 'union': 'SocketAddressLegacy',
 124   'data': {
 125     'inet': 'InetSocketAddress',
 126     'unix': 'UnixSocketAddress',
 127     'vsock': 'VsockSocketAddress',
 128     'fd': 'String' } }
 129
 130 ##
 131 # @SocketAddressType:
 132 #
 133 # Available SocketAddress types
 134 #
 135 # @inet:  Internet address
 136 #
 137 # @unix:  Unix domain socket
 138 #
 139 # @vsock: VMCI address
 140 #
 141 # @fd: decimal is for file descriptor number, otherwise a file descriptor name.
 142 #      Named file descriptors are permitted in monitor commands, in combination
 143 #      with the 'getfd' command. Decimal file descriptors are permitted at
 144 #      startup or other contexts where no monitor context is active.
 145 #
 146 # Since: 2.9
 147 ##
 148 { 'enum': 'SocketAddressType',
 149   'data': [ 'inet', 'unix', 'vsock', 'fd' ] }
 150
 151 ##
 152 # @SocketAddress:
 153 #
 154 # Captures the address of a socket, which could also be a named file
 155 # descriptor
 156 #
 157 # @type:       Transport type
 158 #
 159 # Since: 2.9
 160 ##
 161 { 'union': 'SocketAddress',
 162   'base': { 'type': 'SocketAddressType' },
 163   'discriminator': 'type',
 164   'data': { 'inet': 'InetSocketAddress',
 165             'unix': 'UnixSocketAddress',
 166             'vsock': 'VsockSocketAddress',
 167             'fd': 'String' } }