pub struct NodeSynchronousProxy { /* private fields */ }

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impl NodeSynchronousProxy

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pub fn new(channel: Channel) -> Self

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pub fn into_channel(self) -> Channel

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pub fn wait_for_event(&self, deadline: Time) -> Result<NodeEvent, Error>

Waits until an event arrives and returns it. It is safe for other threads to make concurrent requests while waiting for an event.

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pub fn clone( &self, flags: OpenFlags, object: ServerEnd<NodeMarker> ) -> Result<(), Error>

Create another connection to the same remote object.

flags may be any of:

  • OpenFlags.RIGHT_*
  • OpenFlags.APPEND
  • OpenFlags.DESCRIBE
  • OpenFlags.CLONE_SAME_RIGHTS

All other flags are ignored.

The OpenFlags.RIGHT_* bits in flags request corresponding rights over the resulting cloned object. The cloned object must have rights less than or equal to the original object, otherwise returns ZX_ERR_ACCESS_DENIED. Alternatively, pass OpenFlags.CLONE_SAME_RIGHTS to inherit the rights on the source connection. It is invalid to pass any of the OpenFlags.RIGHT_* flags together with OpenFlags.CLONE_SAME_RIGHTS.

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pub fn get_attr( &self, ___deadline: Time ) -> Result<(i32, NodeAttributes), Error>

Acquires information about the node.

This method does not require any rights.

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pub fn set_attr( &self, flags: NodeAttributeFlags, attributes: &mut NodeAttributes, ___deadline: Time ) -> Result<i32, Error>

Updates information about the node.

This method requires following rights: OpenFlags.RIGHT_WRITABLE, otherwise returns ZX_ERR_BAD_HANDLE.

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pub fn get_flags(&self, ___deadline: Time) -> Result<(i32, OpenFlags), Error>

Acquires the Directory.Open rights and flags used to access this file.

This method does not require any rights.

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pub fn set_flags( &self, flags: OpenFlags, ___deadline: Time ) -> Result<i32, Error>

Changes the Directory.Open flags used to access the file. Supported flags which can be turned on / off:

  • OpenFlags.APPEND

This method does not require any rights.

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pub fn query_filesystem( &self, ___deadline: Time ) -> Result<(i32, Option<Box<FilesystemInfo>>), Error>

Query the filesystem for filesystem-specific information.

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pub fn close(&self, ___deadline: Time) -> Result<CloseableCloseResult, Error>

Terminates the connection.

After calling Close, the client must not send any other requests.

Servers, after sending the status response, should close the connection regardless of status and without sending an epitaph.

Closing the client end of the channel should be semantically equivalent to calling Close without knowing when the close has completed or its status.

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pub fn query(&self, ___deadline: Time) -> Result<Vec<u8>, Error>

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pub fn reopen( &self, rights_request: Option<&mut RightsRequest>, object_request: ServerEnd<NodeMarker> ) -> Result<(), Error>

Creates another connection to the same node.

  • object_request is the server end of a channel created for the new connection. The caller may proceed to send messages on the corresponding client end right away.
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pub fn get_connection_info( &self, ___deadline: Time ) -> Result<ConnectionInfo, Error>

Acquires information about the connection.

This method does not require any rights.

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pub fn get_attributes( &self, query: NodeAttributesQuery, ___deadline: Time ) -> Result<Node2GetAttributesResult, Error>

Acquires information about the node.

The attributes of a node should be stable, independent of the specific protocol used to access it.

If a particular attribute is not applicable or not supported, filesystems should leave the corresponding field absent.

  • query a bit-mask specifying which attributes to fetch. The server should not return more than necessary.
  • attributes the returned attributes.

This method requires the [Rights.GET_ATTRIBUTES] right.

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pub fn update_attributes( &self, payload: MutableNodeAttributes, ___deadline: Time ) -> Result<Node2UpdateAttributesResult, Error>

Updates information about the node.

  • attributes the presence of a table field in attributes indicates the intent to update the corresponding attribute.

This method requires the [Rights.UPDATE_ATTRIBUTES] right.

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pub fn sync(&self, ___deadline: Time) -> Result<Node2SyncResult, Error>

Synchronizes updates to the node to the underlying media, if it exists.

This method will return when the filesystem server has flushed the relevant updates to the underlying media, but does not guarantee the underlying media has persisted the information, nor that any information is committed to hardware. Clients may use Sync to ensure ordering between operations.

This method does not require any rights.

Trait Implementations§

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impl Debug for NodeSynchronousProxy

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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