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# -*- Mode: Python -*-
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#
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# QAPI Schema
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##
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# @NameInfo:
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#
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# Guest name information.
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#
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# @name: #optional The name of the guest
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#
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# Since 0.14.0
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##
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{ 'type': 'NameInfo', 'data': {'*name': 'str'} }
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##
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# @query-name:
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#
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# Return the name information of a guest.
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#
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# Returns: @NameInfo of the guest
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#
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# Since 0.14.0
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##
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{ 'command': 'query-name', 'returns': 'NameInfo' }
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##
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# @VersionInfo:
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#
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# A description of QEMU's version.
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#
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# @qemu.major:  The major version of QEMU
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#
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# @qemu.minor:  The minor version of QEMU
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#
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# @qemu.micro:  The micro version of QEMU.  By current convention, a micro
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#               version of 50 signifies a development branch.  A micro version
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#               greater than or equal to 90 signifies a release candidate for
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#               the next minor version.  A micro version of less than 50
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#               signifies a stable release.
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#
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# @package:     QEMU will always set this field to an empty string.  Downstream
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#               versions of QEMU should set this to a non-empty string.  The
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#               exact format depends on the downstream however it highly
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#               recommended that a unique name is used.
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#
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# Since: 0.14.0
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##
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{ 'type': 'VersionInfo',
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  'data': {'qemu': {'major': 'int', 'minor': 'int', 'micro': 'int'},
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           'package': 'str'} }
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##
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# @query-version:
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#
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# Returns the current version of QEMU.
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#
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# Returns:  A @VersionInfo object describing the current version of QEMU.
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-version', 'returns': 'VersionInfo' }
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##
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# @KvmInfo:
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#
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# Information about support for KVM acceleration
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#
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# @enabled: true if KVM acceleration is active
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#
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# @present: true if KVM acceleration is built into this executable
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#
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# Since: 0.14.0
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##
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{ 'type': 'KvmInfo', 'data': {'enabled': 'bool', 'present': 'bool'} }
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##
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# @query-kvm:
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#
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# Returns information about KVM acceleration
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#
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# Returns: @KvmInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-kvm', 'returns': 'KvmInfo' }
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##
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# @RunState
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#
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# An enumation of VM run states.
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#
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# @debug: QEMU is running on a debugger
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#
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# @inmigrate: guest is paused waiting for an incoming migration
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#
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# @internal-error: An internal error that prevents further guest execution
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# has occurred
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#
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# @io-error: the last IOP has failed and the device is configured to pause
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# on I/O errors
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#
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# @paused: guest has been paused via the 'stop' command
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#
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# @postmigrate: guest is paused following a successful 'migrate'
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#
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# @prelaunch: QEMU was started with -S and guest has not started
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#
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# @finish-migrate: guest is paused to finish the migration process
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#
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# @restore-vm: guest is paused to restore VM state
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#
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# @running: guest is actively running
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#
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# @save-vm: guest is paused to save the VM state
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#
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# @shutdown: guest is shut down (and -no-shutdown is in use)
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#
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# @watchdog: the watchdog action is configured to pause and has been triggered
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##
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{ 'enum': 'RunState',
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  'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
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            'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
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            'running', 'save-vm', 'shutdown', 'watchdog' ] }
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##
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# @StatusInfo:
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#
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# Information about VCPU run state
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#
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# @running: true if all VCPUs are runnable, false if not runnable
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#
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# @singlestep: true if VCPUs are in single-step mode
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#
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# @status: the virtual machine @RunState
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#
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# Since:  0.14.0
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#
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# Notes: @singlestep is enabled through the GDB stub
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##
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{ 'type': 'StatusInfo',
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  'data': {'running': 'bool', 'singlestep': 'bool', 'status': 'RunState'} }
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##
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# @query-status:
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#
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# Query the run status of all VCPUs
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#
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# Returns: @StatusInfo reflecting all VCPUs
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#
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# Since:  0.14.0
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##
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{ 'command': 'query-status', 'returns': 'StatusInfo' }
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##
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# @UuidInfo:
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#
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# Guest UUID information.
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#
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# @UUID: the UUID of the guest
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#
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# Since: 0.14.0
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#
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# Notes: If no UUID was specified for the guest, a null UUID is returned.
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##
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{ 'type': 'UuidInfo', 'data': {'UUID': 'str'} }
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##
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# @query-uuid:
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#
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# Query the guest UUID information.
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#
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# Returns: The @UuidInfo for the guest
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#
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# Since 0.14.0
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##
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{ 'command': 'query-uuid', 'returns': 'UuidInfo' }
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##
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# @ChardevInfo:
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#
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# Information about a character device.
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#
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# @label: the label of the character device
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#
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# @filename: the filename of the character device
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#
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# Notes: @filename is encoded using the QEMU command line character device
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#        encoding.  See the QEMU man page for details.
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#
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# Since: 0.14.0
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##
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{ 'type': 'ChardevInfo', 'data': {'label': 'str', 'filename': 'str'} }
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##
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# @query-chardev:
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#
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# Returns information about current character devices.
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#
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# Returns: a list of @ChardevInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-chardev', 'returns': ['ChardevInfo'] }
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##
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# @CommandInfo:
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#
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# Information about a QMP command
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#
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# @name: The command name
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#
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# Since: 0.14.0
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##
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{ 'type': 'CommandInfo', 'data': {'name': 'str'} }
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##
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# @query-commands:
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#
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# Return a list of supported QMP commands by this server
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#
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# Returns: A list of @CommandInfo for all supported commands
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-commands', 'returns': ['CommandInfo'] }
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##
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# @MigrationStats
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#
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# Detailed migration status.
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#
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# @transferred: amount of bytes already transferred to the target VM
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#
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# @remaining: amount of bytes remaining to be transferred to the target VM
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#
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# @total: total amount of bytes involved in the migration process
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#
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# Since: 0.14.0.
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##
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{ 'type': 'MigrationStats',
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  'data': {'transferred': 'int', 'remaining': 'int', 'total': 'int' } }
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##
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# @MigrationInfo
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#
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# Information about current migration process.
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#
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# @status: #optional string describing the current migration status.
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#          As of 0.14.0 this can be 'active', 'completed', 'failed' or
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#          'cancelled'. If this field is not returned, no migration process
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#          has been initiated
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#
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# @ram: #optional @MigrationStats containing detailed migration status,
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#       only returned if status is 'active'
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#
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# @disk: #optional @MigrationStats containing detailed disk migration
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#        status, only returned if status is 'active' and it is a block
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#        migration
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#
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# Since: 0.14.0
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##
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{ 'type': 'MigrationInfo',
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  'data': {'*status': 'str', '*ram': 'MigrationStats',
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           '*disk': 'MigrationStats'} }
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##
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# @query-migrate
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#
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# Returns information about current migration process.
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#
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# Returns: @MigrationInfo
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-migrate', 'returns': 'MigrationInfo' }
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##
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# @MouseInfo:
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#
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# Information about a mouse device.
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#
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# @name: the name of the mouse device
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#
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# @index: the index of the mouse device
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#
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# @current: true if this device is currently receiving mouse events
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#
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# @absolute: true if this device supports absolute coordinates as input
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#
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# Since: 0.14.0
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##
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{ 'type': 'MouseInfo',
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  'data': {'name': 'str', 'index': 'int', 'current': 'bool',
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           'absolute': 'bool'} }
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##
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# @query-mice:
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#
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# Returns information about each active mouse device
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#
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# Returns: a list of @MouseInfo for each device
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-mice', 'returns': ['MouseInfo'] }
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##
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# @CpuInfo:
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#
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# Information about a virtual CPU
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#
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# @CPU: the index of the virtual CPU
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#
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# @current: this only exists for backwards compatible and should be ignored
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# 
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# @halted: true if the virtual CPU is in the halt state.  Halt usually refers
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#          to a processor specific low power mode.
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#
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# @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
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#                pointer.
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#                If the target is Sparc, this is the PC component of the
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#                instruction pointer.
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#
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# @nip: #optional If the target is PPC, the instruction pointer
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#
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# @npc: #optional If the target is Sparc, the NPC component of the instruction
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#                 pointer
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#
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# @PC: #optional If the target is MIPS, the instruction pointer
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#
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# @thread_id: ID of the underlying host thread
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#
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# Since: 0.14.0
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#
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# Notes: @halted is a transient state that changes frequently.  By the time the
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#        data is sent to the client, the guest may no longer be halted.
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##
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{ 'type': 'CpuInfo',
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  'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int',
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           '*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} }
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##
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# @query-cpus:
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#
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# Returns a list of information about each virtual CPU.
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#
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# Returns: a list of @CpuInfo for each virtual CPU
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#
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# Since: 0.14.0
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##
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{ 'command': 'query-cpus', 'returns': ['CpuInfo'] }
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##
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# @BlockDeviceInfo:
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#
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# Information about the backing device for a block device.
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#
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# @file: the filename of the backing device
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#
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# @ro: true if the backing device was open read-only
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#
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# @drv: the name of the block format used to open the backing device. As of
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#       0.14.0 this can be: 'blkdebug', 'bochs', 'cloop', 'cow', 'dmg',
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#       'file', 'file', 'ftp', 'ftps', 'host_cdrom', 'host_device',
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#       'host_floppy', 'http', 'https', 'nbd', 'parallels', 'qcow',
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#       'qcow2', 'raw', 'tftp', 'vdi', 'vmdk', 'vpc', 'vvfat'
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#
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# @backing_file: #optional the name of the backing file (for copy-on-write)
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#
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# @encrypted: true if the backing device is encrypted
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#
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# @bps: total throughput limit in bytes per second is specified
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#
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# @bps_rd: read throughput limit in bytes per second is specified
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#
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# @bps_wr: write throughput limit in bytes per second is specified
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#
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# @iops: total I/O operations per second is specified
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#
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# @iops_rd: read I/O operations per second is specified
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#
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# @iops_wr: write I/O operations per second is specified
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#
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# Since: 0.14.0
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#
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# Notes: This interface is only found in @BlockInfo.
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##
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{ 'type': 'BlockDeviceInfo',
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  'data': { 'file': 'str', 'ro': 'bool', 'drv': 'str',
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            '*backing_file': 'str', 'encrypted': 'bool',
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            'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
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            'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int'} }
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##
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# @BlockDeviceIoStatus:
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#
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# An enumeration of block device I/O status.
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#
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# @ok: The last I/O operation has succeeded
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#
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# @failed: The last I/O operation has failed
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#
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# @nospace: The last I/O operation has failed due to a no-space condition
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#
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# Since: 1.0
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##
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{ 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] }
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##
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# @BlockInfo:
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#
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# Block device information.  This structure describes a virtual device and
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# the backing device associated with it.
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#
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# @device: The device name associated with the virtual device.
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#
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# @type: This field is returned only for compatibility reasons, it should
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#        not be used (always returns 'unknown')
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#
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# @removable: True if the device supports removable media.
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#
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# @locked: True if the guest has locked this device from having its media
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#          removed
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#
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# @tray_open: #optional True if the device has a tray and it is open
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#             (only present if removable is true)
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#
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# @io-status: #optional @BlockDeviceIoStatus. Only present if the device
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#             supports it and the VM is configured to stop on errors
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#
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# @inserted: #optional @BlockDeviceInfo describing the device if media is
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#            present
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#
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# Since:  0.14.0
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##
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{ 'type': 'BlockInfo',
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  'data': {'device': 'str', 'type': 'str', 'removable': 'bool',
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           'locked': 'bool', '*inserted': 'BlockDeviceInfo',
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           '*tray_open': 'bool', '*io-status': 'BlockDeviceIoStatus'} }
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##
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# @query-block:
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#
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# Get a list of BlockInfo for all virtual block devices.
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#
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# Returns: a list of @BlockInfo describing each virtual block device
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#
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# Since: 0.14.0
450
##
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{ 'command': 'query-block', 'returns': ['BlockInfo'] }
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##
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# @BlockDeviceStats:
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#
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# Statistics of a virtual block device or a block backing device.
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#
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# @rd_bytes:      The number of bytes read by the device.
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#
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# @wr_bytes:      The number of bytes written by the device.
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#
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# @rd_operations: The number of read operations performed by the device.
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#
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# @wr_operations: The number of write operations performed by the device.
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#
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# @flush_operations: The number of cache flush operations performed by the
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#                    device (since 0.15.0)
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#
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# @flush_total_time_ns: Total time spend on cache flushes in nano-seconds
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#                       (since 0.15.0).
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#
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# @wr_total_time_ns: Total time spend on writes in nano-seconds (since 0.15.0).
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#
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# @rd_total_time_ns: Total_time_spend on reads in nano-seconds (since 0.15.0).
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#
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# @wr_highest_offset: The offset after the greatest byte written to the
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#                     device.  The intended use of this information is for
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#                     growable sparse files (like qcow2) that are used on top
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#                     of a physical device.
480
#
481
# Since: 0.14.0
482
##
483
{ 'type': 'BlockDeviceStats',
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  'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'rd_operations': 'int',
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           'wr_operations': 'int', 'flush_operations': 'int',
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           'flush_total_time_ns': 'int', 'wr_total_time_ns': 'int',
487
           'rd_total_time_ns': 'int', 'wr_highest_offset': 'int' } }
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489
##
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# @BlockStats:
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#
492
# Statistics of a virtual block device or a block backing device.
493
#
494
# @device: #optional If the stats are for a virtual block device, the name
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#          corresponding to the virtual block device.
496
#
497
# @stats:  A @BlockDeviceStats for the device.
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#
499
# @parent: #optional This may point to the backing block device if this is a
500
#          a virtual block device.  If it's a backing block, this will point
501
#          to the backing file is one is present.
502
#
503
# Since: 0.14.0
504
##
505
{ 'type': 'BlockStats',
506
  'data': {'*device': 'str', 'stats': 'BlockDeviceStats',
507
           '*parent': 'BlockStats'} }
508

    
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##
510
# @query-blockstats:
511
#
512
# Query the @BlockStats for all virtual block devices.
513
#
514
# Returns: A list of @BlockStats for each virtual block devices.
515
#
516
# Since: 0.14.0
517
##
518
{ 'command': 'query-blockstats', 'returns': ['BlockStats'] }
519

    
520
##
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# @VncClientInfo:
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#
523
# Information about a connected VNC client.
524
#
525
# @host: The host name of the client.  QEMU tries to resolve this to a DNS name
526
#        when possible.
527
#
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# @family: 'ipv6' if the client is connected via IPv6 and TCP
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#          'ipv4' if the client is connected via IPv4 and TCP
530
#          'unix' if the client is connected via a unix domain socket
531
#          'unknown' otherwise
532
#
533
# @service: The service name of the client's port.  This may depends on the
534
#           host system's service database so symbolic names should not be
535
#           relied on.
536
#
537
# @x509_dname: #optional If x509 authentication is in use, the Distinguished
538
#              Name of the client.
539
#
540
# @sasl_username: #optional If SASL authentication is in use, the SASL username
541
#                 used for authentication.
542
#
543
# Since: 0.14.0
544
##
545
{ 'type': 'VncClientInfo',
546
  'data': {'host': 'str', 'family': 'str', 'service': 'str',
547
           '*x509_dname': 'str', '*sasl_username': 'str'} }
548

    
549
##
550
# @VncInfo:
551
#
552
# Information about the VNC session.
553
#
554
# @enabled: true if the VNC server is enabled, false otherwise
555
#
556
# @host: #optional The hostname the VNC server is bound to.  This depends on
557
#        the name resolution on the host and may be an IP address.
558
#
559
# @family: #optional 'ipv6' if the host is listening for IPv6 connections
560
#                    'ipv4' if the host is listening for IPv4 connections
561
#                    'unix' if the host is listening on a unix domain socket
562
#                    'unknown' otherwise
563
#
564
# @service: #optional The service name of the server's port.  This may depends
565
#           on the host system's service database so symbolic names should not
566
#           be relied on.
567
#
568
# @auth: #optional the current authentication type used by the server
569
#        'none' if no authentication is being used
570
#        'vnc' if VNC authentication is being used
571
#        'vencrypt+plain' if VEncrypt is used with plain text authentication
572
#        'vencrypt+tls+none' if VEncrypt is used with TLS and no authentication
573
#        'vencrypt+tls+vnc' if VEncrypt is used with TLS and VNC authentication
574
#        'vencrypt+tls+plain' if VEncrypt is used with TLS and plain text auth
575
#        'vencrypt+x509+none' if VEncrypt is used with x509 and no auth
576
#        'vencrypt+x509+vnc' if VEncrypt is used with x509 and VNC auth
577
#        'vencrypt+x509+plain' if VEncrypt is used with x509 and plain text auth
578
#        'vencrypt+tls+sasl' if VEncrypt is used with TLS and SASL auth
579
#        'vencrypt+x509+sasl' if VEncrypt is used with x509 and SASL auth
580
#
581
# @clients: a list of @VncClientInfo of all currently connected clients
582
#
583
# Since: 0.14.0
584
##
585
{ 'type': 'VncInfo',
586
  'data': {'enabled': 'bool', '*host': 'str', '*family': 'str',
587
           '*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
588

    
589
##
590
# @query-vnc:
591
#
592
# Returns information about the current VNC server
593
#
594
# Returns: @VncInfo
595
#          If VNC support is not compiled in, FeatureDisabled
596
#
597
# Since: 0.14.0
598
##
599
{ 'command': 'query-vnc', 'returns': 'VncInfo' }
600

    
601
##
602
# @SpiceChannel
603
#
604
# Information about a SPICE client channel.
605
#
606
# @host: The host name of the client.  QEMU tries to resolve this to a DNS name
607
#        when possible.
608
#
609
# @family: 'ipv6' if the client is connected via IPv6 and TCP
610
#          'ipv4' if the client is connected via IPv4 and TCP
611
#          'unix' if the client is connected via a unix domain socket
612
#          'unknown' otherwise
613
#
614
# @port: The client's port number.
615
#
616
# @connection-id: SPICE connection id number.  All channels with the same id
617
#                 belong to the same SPICE session.
618
#
619
# @connection-type: SPICE channel type number.  "1" is the main control channel,
620
#                   filter for this one if you want track spice sessions only
621
#
622
# @channel-id: SPICE channel ID number.  Usually "0", might be different needed
623
#              when multiple channels of the same type exist, such as multiple
624
#              display channels in a multihead setup
625
#
626
# @tls: true if the channel is encrypted, false otherwise.
627
#
628
# Since: 0.14.0
629
##
630
{ 'type': 'SpiceChannel',
631
  'data': {'host': 'str', 'family': 'str', 'port': 'str',
632
           'connection-id': 'int', 'channel-type': 'int', 'channel-id': 'int',
633
           'tls': 'bool'} }
634

    
635
##
636
# @SpiceInfo
637
#
638
# Information about the SPICE session.
639
# 
640
# @enabled: true if the SPICE server is enabled, false otherwise
641
#
642
# @host: #optional The hostname the SPICE server is bound to.  This depends on
643
#        the name resolution on the host and may be an IP address.
644
#
645
# @port: #optional The SPICE server's port number.
646
#
647
# @compiled-version: #optional SPICE server version.
648
#
649
# @tls-port: #optional The SPICE server's TLS port number.
650
#
651
# @auth: #optional the current authentication type used by the server
652
#        'none' if no authentication is being used
653
#        'spice' (TODO: describe)
654
#
655
# @channels: a list of @SpiceChannel for each active spice channel
656
#
657
# Since: 0.14.0
658
##
659
{ 'type': 'SpiceInfo',
660
  'data': {'enabled': 'bool', '*host': 'str', '*port': 'int',
661
           '*tls-port': 'int', '*auth': 'str', '*compiled-version': 'str',
662
           '*channels': ['SpiceChannel']} }
663

    
664
##
665
# @query-spice
666
#
667
# Returns information about the current SPICE server
668
#
669
# Returns: @SpiceInfo
670
#
671
# Since: 0.14.0
672
##
673
{ 'command': 'query-spice', 'returns': 'SpiceInfo' }
674

    
675
##
676
# @BalloonInfo:
677
#
678
# Information about the guest balloon device.
679
#
680
# @actual: the number of bytes the balloon currently contains
681
#
682
# @mem_swapped_in: #optional number of pages swapped in within the guest
683
#
684
# @mem_swapped_out: #optional number of pages swapped out within the guest
685
#
686
# @major_page_faults: #optional number of major page faults within the guest
687
#
688
# @minor_page_faults: #optional number of minor page faults within the guest
689
#
690
# @free_mem: #optional amount of memory (in bytes) free in the guest
691
#
692
# @total_mem: #optional amount of memory (in bytes) visible to the guest
693
#
694
# Since: 0.14.0
695
#
696
# Notes: all current versions of QEMU do not fill out optional information in
697
#        this structure.
698
##
699
{ 'type': 'BalloonInfo',
700
  'data': {'actual': 'int', '*mem_swapped_in': 'int',
701
           '*mem_swapped_out': 'int', '*major_page_faults': 'int',
702
           '*minor_page_faults': 'int', '*free_mem': 'int',
703
           '*total_mem': 'int'} }
704

    
705
##
706
# @query-balloon:
707
#
708
# Return information about the balloon device.
709
#
710
# Returns: @BalloonInfo on success
711
#          If the balloon driver is enabled but not functional because the KVM
712
#          kernel module cannot support it, KvmMissingCap
713
#          If no balloon device is present, DeviceNotActive
714
#
715
# Since: 0.14.0
716
##
717
{ 'command': 'query-balloon', 'returns': 'BalloonInfo' }
718

    
719
##
720
# @PciMemoryRange:
721
#
722
# A PCI device memory region
723
#
724
# @base: the starting address (guest physical)
725
#
726
# @limit: the ending address (guest physical)
727
#
728
# Since: 0.14.0
729
##
730
{ 'type': 'PciMemoryRange', 'data': {'base': 'int', 'limit': 'int'} }
731

    
732
##
733
# @PciMemoryRegion
734
#
735
# Information about a PCI device I/O region.
736
#
737
# @bar: the index of the Base Address Register for this region
738
#
739
# @type: 'io' if the region is a PIO region
740
#        'memory' if the region is a MMIO region
741
#
742
# @prefetch: #optional if @type is 'memory', true if the memory is prefetchable
743
#
744
# @mem_type_64: #optional if @type is 'memory', true if the BAR is 64-bit
745
#
746
# Since: 0.14.0
747
##
748
{ 'type': 'PciMemoryRegion',
749
  'data': {'bar': 'int', 'type': 'str', 'address': 'int', 'size': 'int',
750
           '*prefetch': 'bool', '*mem_type_64': 'bool' } }
751

    
752
##
753
# @PciBridgeInfo:
754
#
755
# Information about a PCI Bridge device
756
#
757
# @bus.number: primary bus interface number.  This should be the number of the
758
#              bus the device resides on.
759
#
760
# @bus.secondary: secondary bus interface number.  This is the number of the
761
#                 main bus for the bridge
762
#
763
# @bus.subordinate: This is the highest number bus that resides below the
764
#                   bridge.
765
#
766
# @bus.io_range: The PIO range for all devices on this bridge
767
#
768
# @bus.memory_range: The MMIO range for all devices on this bridge
769
#
770
# @bus.prefetchable_range: The range of prefetchable MMIO for all devices on
771
#                          this bridge
772
#
773
# @devices: a list of @PciDeviceInfo for each device on this bridge
774
#
775
# Since: 0.14.0
776
##
777
{ 'type': 'PciBridgeInfo',
778
  'data': {'bus': { 'number': 'int', 'secondary': 'int', 'subordinate': 'int',
779
                    'io_range': 'PciMemoryRange',
780
                    'memory_range': 'PciMemoryRange',
781
                    'prefetchable_range': 'PciMemoryRange' },
782
           '*devices': ['PciDeviceInfo']} }
783

    
784
##
785
# @PciDeviceInfo:
786
#
787
# Information about a PCI device
788
#
789
# @bus: the bus number of the device
790
#
791
# @slot: the slot the device is located in
792
#
793
# @function: the function of the slot used by the device
794
#
795
# @class_info.desc: #optional a string description of the device's class
796
#
797
# @class_info.class: the class code of the device
798
#
799
# @id.device: the PCI device id
800
#
801
# @id.vendor: the PCI vendor id
802
#
803
# @irq: #optional if an IRQ is assigned to the device, the IRQ number
804
#
805
# @qdev_id: the device name of the PCI device
806
#
807
# @pci_bridge: if the device is a PCI bridge, the bridge information
808
#
809
# @regions: a list of the PCI I/O regions associated with the device
810
#
811
# Notes: the contents of @class_info.desc are not stable and should only be
812
#        treated as informational.
813
#
814
# Since: 0.14.0
815
##
816
{ 'type': 'PciDeviceInfo',
817
  'data': {'bus': 'int', 'slot': 'int', 'function': 'int',
818
           'class_info': {'*desc': 'str', 'class': 'int'},
819
           'id': {'device': 'int', 'vendor': 'int'},
820
           '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo',
821
           'regions': ['PciMemoryRegion']} }
822

    
823
##
824
# @PciInfo:
825
#
826
# Information about a PCI bus
827
#
828
# @bus: the bus index
829
#
830
# @devices: a list of devices on this bus
831
#
832
# Since: 0.14.0
833
##
834
{ 'type': 'PciInfo', 'data': {'bus': 'int', 'devices': ['PciDeviceInfo']} }
835

    
836
##
837
# @query-pci:
838
#
839
# Return information about the PCI bus topology of the guest.
840
#
841
# Returns: a list of @PciInfo for each PCI bus
842
#
843
# Since: 0.14.0
844
##
845
{ 'command': 'query-pci', 'returns': ['PciInfo'] }
846

    
847
##
848
# @BlockJobInfo:
849
#
850
# Information about a long-running block device operation.
851
#
852
# @type: the job type ('stream' for image streaming)
853
#
854
# @device: the block device name
855
#
856
# @len: the maximum progress value
857
#
858
# @offset: the current progress value
859
#
860
# @speed: the rate limit, bytes per second
861
#
862
# Since: 1.1
863
##
864
{ 'type': 'BlockJobInfo',
865
  'data': {'type': 'str', 'device': 'str', 'len': 'int',
866
           'offset': 'int', 'speed': 'int'} }
867

    
868
##
869
# @query-block-jobs:
870
#
871
# Return information about long-running block device operations.
872
#
873
# Returns: a list of @BlockJobInfo for each active block job
874
#
875
# Since: 1.1
876
##
877
{ 'command': 'query-block-jobs', 'returns': ['BlockJobInfo'] }
878

    
879
##
880
# @quit:
881
#
882
# This command will cause the QEMU process to exit gracefully.  While every
883
# attempt is made to send the QMP response before terminating, this is not
884
# guaranteed.  When using this interface, a premature EOF would not be
885
# unexpected.
886
#
887
# Since: 0.14.0
888
##
889
{ 'command': 'quit' }
890

    
891
##
892
# @stop:
893
#
894
# Stop all guest VCPU execution.
895
#
896
# Since:  0.14.0
897
#
898
# Notes:  This function will succeed even if the guest is already in the stopped
899
#         state
900
##
901
{ 'command': 'stop' }
902

    
903
##
904
# @system_reset:
905
#
906
# Performs a hard reset of a guest.
907
#
908
# Since: 0.14.0
909
##
910
{ 'command': 'system_reset' }
911

    
912
##
913
# @system_powerdown:
914
#
915
# Requests that a guest perform a powerdown operation.
916
#
917
# Since: 0.14.0
918
#
919
# Notes: A guest may or may not respond to this command.  This command
920
#        returning does not indicate that a guest has accepted the request or
921
#        that it has shut down.  Many guests will respond to this command by
922
#        prompting the user in some way.
923
##
924
{ 'command': 'system_powerdown' }
925

    
926
##
927
# @cpu:
928
#
929
# This command is a nop that is only provided for the purposes of compatibility.
930
#
931
# Since: 0.14.0
932
#
933
# Notes: Do not use this command.
934
##
935
{ 'command': 'cpu', 'data': {'index': 'int'} }
936

    
937
##
938
# @memsave:
939
#
940
# Save a portion of guest memory to a file.
941
#
942
# @val: the virtual address of the guest to start from
943
#
944
# @size: the size of memory region to save
945
#
946
# @filename: the file to save the memory to as binary data
947
#
948
# @cpu-index: #optional the index of the virtual CPU to use for translating the
949
#                       virtual address (defaults to CPU 0)
950
#
951
# Returns: Nothing on success
952
#          If @cpu is not a valid VCPU, InvalidParameterValue
953
#          If @filename cannot be opened, OpenFileFailed
954
#          If an I/O error occurs while writing the file, IOError
955
#
956
# Since: 0.14.0
957
#
958
# Notes: Errors were not reliably returned until 1.1
959
##
960
{ 'command': 'memsave',
961
  'data': {'val': 'int', 'size': 'int', 'filename': 'str', '*cpu-index': 'int'} }
962

    
963
##
964
# @pmemsave:
965
#
966
# Save a portion of guest physical memory to a file.
967
#
968
# @val: the physical address of the guest to start from
969
#
970
# @size: the size of memory region to save
971
#
972
# @filename: the file to save the memory to as binary data
973
#
974
# Returns: Nothing on success
975
#          If @filename cannot be opened, OpenFileFailed
976
#          If an I/O error occurs while writing the file, IOError
977
#
978
# Since: 0.14.0
979
#
980
# Notes: Errors were not reliably returned until 1.1
981
##
982
{ 'command': 'pmemsave',
983
  'data': {'val': 'int', 'size': 'int', 'filename': 'str'} }
984

    
985
##
986
# @cont:
987
#
988
# Resume guest VCPU execution.
989
#
990
# Since:  0.14.0
991
#
992
# Returns:  If successful, nothing
993
#           If the QEMU is waiting for an incoming migration, MigrationExpected
994
#           If QEMU was started with an encrypted block device and a key has
995
#              not yet been set, DeviceEncrypted.
996
#
997
# Notes:  This command will succeed if the guest is currently running.
998
##
999
{ 'command': 'cont' }
1000

    
1001
##
1002
# @system_wakeup:
1003
#
1004
# Wakeup guest from suspend.  Does nothing in case the guest isn't suspended.
1005
#
1006
# Since:  1.1
1007
#
1008
# Returns:  nothing.
1009
##
1010
{ 'command': 'system_wakeup' }
1011

    
1012
##
1013
# @inject-nmi:
1014
#
1015
# Injects an Non-Maskable Interrupt into all guest's VCPUs.
1016
#
1017
# Returns:  If successful, nothing
1018
#           If the Virtual Machine doesn't support NMI injection, Unsupported
1019
#
1020
# Since:  0.14.0
1021
#
1022
# Notes: Only x86 Virtual Machines support this command.
1023
##
1024
{ 'command': 'inject-nmi' }
1025

    
1026
##
1027
# @set_link:
1028
#
1029
# Sets the link status of a virtual network adapter.
1030
#
1031
# @name: the device name of the virtual network adapter
1032
#
1033
# @up: true to set the link status to be up
1034
#
1035
# Returns: Nothing on success
1036
#          If @name is not a valid network device, DeviceNotFound
1037
#
1038
# Since: 0.14.0
1039
#
1040
# Notes: Not all network adapters support setting link status.  This command
1041
#        will succeed even if the network adapter does not support link status
1042
#        notification.
1043
##
1044
{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
1045

    
1046
##
1047
# @block_passwd:
1048
#
1049
# This command sets the password of a block device that has not been open
1050
# with a password and requires one.
1051
#
1052
# The two cases where this can happen are a block device is created through
1053
# QEMU's initial command line or a block device is changed through the legacy
1054
# @change interface.
1055
#
1056
# In the event that the block device is created through the initial command
1057
# line, the VM will start in the stopped state regardless of whether '-S' is
1058
# used.  The intention is for a management tool to query the block devices to
1059
# determine which ones are encrypted, set the passwords with this command, and
1060
# then start the guest with the @cont command.
1061
#
1062
# @device:   the name of the device to set the password on
1063
#
1064
# @password: the password to use for the device
1065
#
1066
# Returns: nothing on success
1067
#          If @device is not a valid block device, DeviceNotFound
1068
#          If @device is not encrypted, DeviceNotEncrypted
1069
#          If @password is not valid for this device, InvalidPassword
1070
#
1071
# Notes:  Not all block formats support encryption and some that do are not
1072
#         able to validate that a password is correct.  Disk corruption may
1073
#         occur if an invalid password is specified.
1074
#
1075
# Since: 0.14.0
1076
##
1077
{ 'command': 'block_passwd', 'data': {'device': 'str', 'password': 'str'} }
1078

    
1079
##
1080
# @balloon:
1081
#
1082
# Request the balloon driver to change its balloon size.
1083
#
1084
# @value: the target size of the balloon in bytes
1085
#
1086
# Returns: Nothing on success
1087
#          If the balloon driver is enabled but not functional because the KVM
1088
#            kernel module cannot support it, KvmMissingCap
1089
#          If no balloon device is present, DeviceNotActive
1090
#
1091
# Notes: This command just issues a request to the guest.  When it returns,
1092
#        the balloon size may not have changed.  A guest can change the balloon
1093
#        size independent of this command.
1094
#
1095
# Since: 0.14.0
1096
##
1097
{ 'command': 'balloon', 'data': {'value': 'int'} }
1098

    
1099
##
1100
# @block_resize
1101
#
1102
# Resize a block image while a guest is running.
1103
#
1104
# @device:  the name of the device to get the image resized
1105
#
1106
# @size:  new image size in bytes
1107
#
1108
# Returns: nothing on success
1109
#          If @device is not a valid block device, DeviceNotFound
1110
#          If @size is negative, InvalidParameterValue
1111
#          If the block device has no medium inserted, DeviceHasNoMedium
1112
#          If the block device does not support resize, Unsupported
1113
#          If the block device is read-only, DeviceIsReadOnly
1114
#          If a long-running operation is using the device, DeviceInUse
1115
#
1116
# Since: 0.14.0
1117
##
1118
{ 'command': 'block_resize', 'data': { 'device': 'str', 'size': 'int' }}
1119

    
1120
##
1121
# @BlockdevSnapshot
1122
#
1123
# @device:  the name of the device to generate the snapshot from.
1124
#
1125
# @snapshot-file: the target of the new image. A new file will be created.
1126
#
1127
# @format: #optional the format of the snapshot image, default is 'qcow2'.
1128
##
1129
{ 'type': 'BlockdevSnapshot',
1130
  'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str' } }
1131

    
1132
##
1133
# @BlockdevAction
1134
#
1135
# A discriminated record of operations that can be performed with
1136
# @transaction.
1137
##
1138
{ 'union': 'BlockdevAction',
1139
  'data': {
1140
       'blockdev-snapshot-sync': 'BlockdevSnapshot',
1141
   } }
1142

    
1143
##
1144
# @transaction
1145
#
1146
# Atomically operate on a group of one or more block devices.  If
1147
# any operation fails, then the entire set of actions will be
1148
# abandoned and the appropriate error returned.  The only operation
1149
# supported is currently blockdev-snapshot-sync.
1150
#
1151
#  List of:
1152
#  @BlockdevAction: information needed for the device snapshot
1153
#
1154
# Returns: nothing on success
1155
#          If @device is not a valid block device, DeviceNotFound
1156
#          If @device is busy, DeviceInUse will be returned
1157
#          If @snapshot-file can't be created, OpenFileFailed
1158
#          If @snapshot-file can't be opened, OpenFileFailed
1159
#          If @format is invalid, InvalidBlockFormat
1160
#
1161
# Note: The transaction aborts on the first failure.  Therefore, there will
1162
# be only one device or snapshot file returned in an error condition, and
1163
# subsequent actions will not have been attempted.
1164
#
1165
# Since 1.1
1166
##
1167
{ 'command': 'transaction',
1168
  'data': { 'actions': [ 'BlockdevAction' ] } }
1169

    
1170
##
1171
# @blockdev-snapshot-sync
1172
#
1173
# Generates a synchronous snapshot of a block device.
1174
#
1175
# @device:  the name of the device to generate the snapshot from.
1176
#
1177
# @snapshot-file: the target of the new image. If the file exists, or if it
1178
#                 is a device, the snapshot will be created in the existing
1179
#                 file/device. If does not exist, a new file will be created.
1180
#
1181
# @format: #optional the format of the snapshot image, default is 'qcow2'.
1182
#
1183
# Returns: nothing on success
1184
#          If @device is not a valid block device, DeviceNotFound
1185
#          If @snapshot-file can't be opened, OpenFileFailed
1186
#          If @format is invalid, InvalidBlockFormat
1187
#
1188
# Notes: One of the last steps taken by this command is to close the current
1189
#        image being used by @device and open the @snapshot-file one. If that
1190
#        fails, the command will try to reopen the original image file. If
1191
#        that also fails OpenFileFailed will be returned and the guest may get
1192
#        unexpected errors.
1193
#
1194
# Since 0.14.0
1195
##
1196
{ 'command': 'blockdev-snapshot-sync',
1197
  'data': { 'device': 'str', 'snapshot-file': 'str', '*format': 'str' } }
1198

    
1199
##
1200
# @human-monitor-command:
1201
#
1202
# Execute a command on the human monitor and return the output.
1203
#
1204
# @command-line: the command to execute in the human monitor
1205
#
1206
# @cpu-index: #optional The CPU to use for commands that require an implicit CPU
1207
#
1208
# Returns: the output of the command as a string
1209
#
1210
# Since: 0.14.0
1211
#
1212
# Notes: This command only exists as a stop-gap.  It's use is highly
1213
#        discouraged.  The semantics of this command are not guaranteed.
1214
#
1215
#        Known limitations:
1216
#
1217
#        o This command is stateless, this means that commands that depend
1218
#          on state information (such as getfd) might not work
1219
#
1220
#       o Commands that prompt the user for data (eg. 'cont' when the block
1221
#         device is encrypted) don't currently work
1222
##
1223
{ 'command': 'human-monitor-command',
1224
  'data': {'command-line': 'str', '*cpu-index': 'int'},
1225
  'returns': 'str' } 
1226

    
1227
##
1228
# @migrate_cancel
1229
#
1230
# Cancel the current executing migration process.
1231
#
1232
# Returns: nothing on success
1233
#
1234
# Notes: This command succeeds even if there is no migration process running.
1235
#
1236
# Since: 0.14.0
1237
##
1238
{ 'command': 'migrate_cancel' }
1239

    
1240
##
1241
# @migrate_set_downtime
1242
#
1243
# Set maximum tolerated downtime for migration.
1244
#
1245
# @value: maximum downtime in seconds
1246
#
1247
# Returns: nothing on success
1248
#
1249
# Since: 0.14.0
1250
##
1251
{ 'command': 'migrate_set_downtime', 'data': {'value': 'number'} }
1252

    
1253
##
1254
# @migrate_set_speed
1255
#
1256
# Set maximum speed for migration.
1257
#
1258
# @value: maximum speed in bytes.
1259
#
1260
# Returns: nothing on success
1261
#
1262
# Notes: A value lesser than zero will be automatically round up to zero.
1263
#
1264
# Since: 0.14.0
1265
##
1266
{ 'command': 'migrate_set_speed', 'data': {'value': 'int'} }
1267

    
1268
##
1269
# @DevicePropertyInfo:
1270
#
1271
# @name: the name of the property
1272
#
1273
# @type: the type of the property.  This will typically come in one of four
1274
#        forms:
1275
#
1276
#        1) A primitive type such as 'u8', 'u16', 'bool', 'str', or 'double'.
1277
#           These types are mapped to the appropriate JSON type.
1278
#
1279
#        2) A legacy type in the form 'legacy<subtype>' where subtype is the
1280
#           legacy qdev typename.  These types are always treated as strings.
1281
#
1282
#        3) A child type in the form 'child<subtype>' where subtype is a qdev
1283
#           device type name.  Child properties create the composition tree.
1284
#
1285
#        4) A link type in the form 'link<subtype>' where subtype is a qdev
1286
#           device type name.  Link properties form the device model graph.
1287
#
1288
# Since: 1.1
1289
#
1290
# Notes: This type is experimental.  Its syntax may change in future releases.
1291
##
1292
{ 'type': 'ObjectPropertyInfo',
1293
  'data': { 'name': 'str', 'type': 'str' } }
1294

    
1295
##
1296
# @qom-list:
1297
#
1298
# This command will list any properties of a object given a path in the object
1299
# model.
1300
#
1301
# @path: the path within the object model.  See @qom-get for a description of
1302
#        this parameter.
1303
#
1304
# Returns: a list of @ObjectPropertyInfo that describe the properties of the
1305
#          object.
1306
#
1307
# Since: 1.1
1308
#
1309
# Notes: This command is experimental.  It's syntax may change in future
1310
#        releases.
1311
##
1312
{ 'command': 'qom-list',
1313
  'data': { 'path': 'str' },
1314
  'returns': [ 'ObjectPropertyInfo' ] }
1315

    
1316
##
1317
# @qom-get:
1318
#
1319
# This command will get a property from a object model path and return the
1320
# value.
1321
#
1322
# @path: The path within the object model.  There are two forms of supported
1323
#        paths--absolute and partial paths.
1324
#
1325
#        Absolute paths are derived from the root object and can follow child<>
1326
#        or link<> properties.  Since they can follow link<> properties, they
1327
#        can be arbitrarily long.  Absolute paths look like absolute filenames
1328
#        and are prefixed  with a leading slash.
1329
#
1330
#        Partial paths look like relative filenames.  They do not begin
1331
#        with a prefix.  The matching rules for partial paths are subtle but
1332
#        designed to make specifying objects easy.  At each level of the
1333
#        composition tree, the partial path is matched as an absolute path.
1334
#        The first match is not returned.  At least two matches are searched
1335
#        for.  A successful result is only returned if only one match is
1336
#        found.  If more than one match is found, a flag is return to
1337
#        indicate that the match was ambiguous.
1338
#
1339
# @property: The property name to read
1340
#
1341
# Returns: The property value.  The type depends on the property type.  legacy<>
1342
#          properties are returned as #str.  child<> and link<> properties are
1343
#          returns as #str pathnames.  All integer property types (u8, u16, etc)
1344
#          are returned as #int.
1345
#
1346
# Since: 1.1
1347
#
1348
# Notes: This command is experimental and may change syntax in future releases.
1349
##
1350
{ 'command': 'qom-get',
1351
  'data': { 'path': 'str', 'property': 'str' },
1352
  'returns': 'visitor',
1353
  'gen': 'no' }
1354

    
1355
##
1356
# @qom-set:
1357
#
1358
# This command will set a property from a object model path.
1359
#
1360
# @path: see @qom-get for a description of this parameter
1361
#
1362
# @property: the property name to set
1363
#
1364
# @value: a value who's type is appropriate for the property type.  See @qom-get
1365
#         for a description of type mapping.
1366
#
1367
# Since: 1.1
1368
#
1369
# Notes: This command is experimental and may change syntax in future releases.
1370
##
1371
{ 'command': 'qom-set',
1372
  'data': { 'path': 'str', 'property': 'str', 'value': 'visitor' },
1373
  'gen': 'no' }
1374

    
1375
##
1376
# @set_password:
1377
#
1378
# Sets the password of a remote display session.
1379
#
1380
# @protocol: `vnc' to modify the VNC server password
1381
#            `spice' to modify the Spice server password
1382
#
1383
# @password: the new password
1384
#
1385
# @connected: #optional how to handle existing clients when changing the
1386
#                       password.  If nothing is specified, defaults to `keep' 
1387
#                       `fail' to fail the command if clients are connected
1388
#                       `disconnect' to disconnect existing clients
1389
#                       `keep' to maintain existing clients
1390
#
1391
# Returns: Nothing on success
1392
#          If Spice is not enabled, DeviceNotFound
1393
#          If @protocol does not support connected, InvalidParameter
1394
#          If @protocol is invalid, InvalidParameter
1395
#          If any other error occurs, SetPasswdFailed
1396
#
1397
# Notes: If VNC is not enabled, SetPasswdFailed is returned.
1398
#
1399
# Since: 0.14.0
1400
##
1401
{ 'command': 'set_password',
1402
  'data': {'protocol': 'str', 'password': 'str', '*connected': 'str'} }
1403

    
1404
##
1405
# @expire_password:
1406
#
1407
# Expire the password of a remote display server.
1408
#
1409
# @protocol: the name of the remote display protocol `vnc' or `spice'
1410
#
1411
# @time: when to expire the password.
1412
#        `now' to expire the password immediately
1413
#        `never' to cancel password expiration
1414
#        `+INT' where INT is the number of seconds from now (integer)
1415
#        `INT' where INT is the absolute time in seconds
1416
#
1417
# Returns: Nothing on success
1418
#          If @protocol is `spice' and Spice is not active, DeviceNotFound
1419
#          If an error occurs setting password expiration, SetPasswdFailed
1420
#          If @protocol is not `spice' or 'vnc', InvalidParameter
1421
#
1422
# Since: 0.14.0
1423
#
1424
# Notes: Time is relative to the server and currently there is no way to
1425
#        coordinate server time with client time.  It is not recommended to
1426
#        use the absolute time version of the @time parameter unless you're
1427
#        sure you are on the same machine as the QEMU instance.
1428
##
1429
{ 'command': 'expire_password', 'data': {'protocol': 'str', 'time': 'str'} }
1430

    
1431
##
1432
# @eject:
1433
#
1434
# Ejects a device from a removable drive.
1435
#
1436
# @device:  The name of the device
1437
#
1438
# @force:   @optional If true, eject regardless of whether the drive is locked.
1439
#           If not specified, the default value is false.
1440
#
1441
# Returns:  Nothing on success
1442
#           If @device is not a valid block device, DeviceNotFound
1443
#           If @device is not removable and @force is false, DeviceNotRemovable
1444
#           If @force is false and @device is locked, DeviceLocked
1445
#
1446
# Notes:    Ejecting a device will no media results in success
1447
#
1448
# Since: 0.14.0
1449
##
1450
{ 'command': 'eject', 'data': {'device': 'str', '*force': 'bool'} }
1451

    
1452
##
1453
# @change-vnc-password:
1454
#
1455
# Change the VNC server password.
1456
#
1457
# @target:  the new password to use with VNC authentication
1458
#
1459
# Since: 1.1
1460
#
1461
# Notes:  An empty password in this command will set the password to the empty
1462
#         string.  Existing clients are unaffected by executing this command.
1463
##
1464
{ 'command': 'change-vnc-password', 'data': {'password': 'str'} }
1465

    
1466
##
1467
# @change:
1468
#
1469
# This command is multiple commands multiplexed together.
1470
#
1471
# @device: This is normally the name of a block device but it may also be 'vnc'.
1472
#          when it's 'vnc', then sub command depends on @target
1473
#
1474
# @target: If @device is a block device, then this is the new filename.
1475
#          If @device is 'vnc', then if the value 'password' selects the vnc
1476
#          change password command.   Otherwise, this specifies a new server URI
1477
#          address to listen to for VNC connections.
1478
#
1479
# @arg:    If @device is a block device, then this is an optional format to open
1480
#          the device with.
1481
#          If @device is 'vnc' and @target is 'password', this is the new VNC
1482
#          password to set.  If this argument is an empty string, then no future
1483
#          logins will be allowed.
1484
#
1485
# Returns: Nothing on success.
1486
#          If @device is not a valid block device, DeviceNotFound
1487
#          If @format is not a valid block format, InvalidBlockFormat
1488
#          If the new block device is encrypted, DeviceEncrypted.  Note that
1489
#          if this error is returned, the device has been opened successfully
1490
#          and an additional call to @block_passwd is required to set the
1491
#          device's password.  The behavior of reads and writes to the block
1492
#          device between when these calls are executed is undefined.
1493
#
1494
# Notes:  It is strongly recommended that this interface is not used especially
1495
#         for changing block devices.
1496
#
1497
# Since: 0.14.0
1498
##
1499
{ 'command': 'change',
1500
  'data': {'device': 'str', 'target': 'str', '*arg': 'str'} }
1501

    
1502
##
1503
# @block_set_io_throttle:
1504
#
1505
# Change I/O throttle limits for a block drive.
1506
#
1507
# @device: The name of the device
1508
#
1509
# @bps: total throughput limit in bytes per second
1510
#
1511
# @bps_rd: read throughput limit in bytes per second
1512
#
1513
# @bps_wr: write throughput limit in bytes per second
1514
#
1515
# @iops: total I/O operations per second
1516
#
1517
# @ops_rd: read I/O operations per second
1518
#
1519
# @iops_wr: write I/O operations per second
1520
#
1521
# Returns: Nothing on success
1522
#          If @device is not a valid block device, DeviceNotFound
1523
#          If the argument combination is invalid, InvalidParameterCombination
1524
#
1525
# Since: 1.1
1526
## 
1527
{ 'command': 'block_set_io_throttle',
1528
  'data': { 'device': 'str', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
1529
            'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int' } }
1530

    
1531
# @block_stream:
1532
#
1533
# Copy data from a backing file into a block device.
1534
#
1535
# The block streaming operation is performed in the background until the entire
1536
# backing file has been copied.  This command returns immediately once streaming
1537
# has started.  The status of ongoing block streaming operations can be checked
1538
# with query-block-jobs.  The operation can be stopped before it has completed
1539
# using the block_job_cancel command.
1540
#
1541
# If a base file is specified then sectors are not copied from that base file and
1542
# its backing chain.  When streaming completes the image file will have the base
1543
# file as its backing file.  This can be used to stream a subset of the backing
1544
# file chain instead of flattening the entire image.
1545
#
1546
# On successful completion the image file is updated to drop the backing file
1547
# and the BLOCK_JOB_COMPLETED event is emitted.
1548
#
1549
# @device: the device name
1550
#
1551
# @base:   #optional the common backing file name
1552
#
1553
# Returns: Nothing on success
1554
#          If streaming is already active on this device, DeviceInUse
1555
#          If @device does not exist, DeviceNotFound
1556
#          If image streaming is not supported by this device, NotSupported
1557
#          If @base does not exist, BaseNotFound
1558
#
1559
# Since: 1.1
1560
##
1561
{ 'command': 'block_stream', 'data': { 'device': 'str', '*base': 'str' } }
1562

    
1563
##
1564
# @block_job_set_speed:
1565
#
1566
# Set maximum speed for a background block operation.
1567
#
1568
# This command can only be issued when there is an active block job.
1569
#
1570
# Throttling can be disabled by setting the speed to 0.
1571
#
1572
# @device: the device name
1573
#
1574
# @value:  the maximum speed, in bytes per second
1575
#
1576
# Returns: Nothing on success
1577
#          If the job type does not support throttling, NotSupported
1578
#          If streaming is not active on this device, DeviceNotActive
1579
#
1580
# Since: 1.1
1581
##
1582
{ 'command': 'block_job_set_speed',
1583
  'data': { 'device': 'str', 'value': 'int' } }
1584

    
1585
##
1586
# @block_job_cancel:
1587
#
1588
# Stop an active block streaming operation.
1589
#
1590
# This command returns immediately after marking the active block streaming
1591
# operation for cancellation.  It is an error to call this command if no
1592
# operation is in progress.
1593
#
1594
# The operation will cancel as soon as possible and then emit the
1595
# BLOCK_JOB_CANCELLED event.  Before that happens the job is still visible when
1596
# enumerated using query-block-jobs.
1597
#
1598
# The image file retains its backing file unless the streaming operation happens
1599
# to complete just as it is being cancelled.
1600
#
1601
# A new block streaming operation can be started at a later time to finish
1602
# copying all data from the backing file.
1603
#
1604
# @device: the device name
1605
#
1606
# Returns: Nothing on success
1607
#          If streaming is not active on this device, DeviceNotActive
1608
#          If cancellation already in progress, DeviceInUse
1609
#
1610
# Since: 1.1
1611
##
1612
{ 'command': 'block_job_cancel', 'data': { 'device': 'str' } }
1613

    
1614
##
1615
# @ObjectTypeInfo:
1616
#
1617
# This structure describes a search result from @qom-list-types
1618
#
1619
# @name: the type name found in the search
1620
#
1621
# Since: 1.1
1622
#
1623
# Notes: This command is experimental and may change syntax in future releases.
1624
##
1625
{ 'type': 'ObjectTypeInfo',
1626
  'data': { 'name': 'str' } }
1627

    
1628
##
1629
# @qom-list-types:
1630
#
1631
# This command will return a list of types given search parameters
1632
#
1633
# @implements: if specified, only return types that implement this type name
1634
#
1635
# @abstract: if true, include abstract types in the results
1636
#
1637
# Returns: a list of @ObjectTypeInfo or an empty list if no results are found
1638
#
1639
# Since: 1.1
1640
#
1641
# Notes: This command is experimental and may change syntax in future releases.
1642
##
1643
{ 'command': 'qom-list-types',
1644
  'data': { '*implements': 'str', '*abstract': 'bool' },
1645
  'returns': [ 'ObjectTypeInfo' ] }