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6 * You may obtain a copy of the License at
28 * Registers a new client and creates IConnection to the buffer pool for
33 * FMQ is used to send buffer ownership status changes to a buffer pool
34 * from a buffer pool client. A buffer pool synchronizes FMQ messages when
35 * there is a hidl request from the clients. Every client has its own
39 * FMQ messages are sent when a buffer is acquired or released. Also, FMQ
40 * messages are sent when a buffer is transferred from a client to another
41 * client. FMQ has its own ID from a buffer pool. A client is specified
44 * To transfer a buffer, a sender must send an FMQ message. The message
45 * must include a receiver's ID and a transaction ID. A receiver must send
46 * the transaction ID to fetch a buffer from a buffer pool. Since the
49 * prevent faking a receiver, a connection to a buffer pool from client is
50 * made and kept private. Also part of transaction ID is a sender ID in
52 * verified with an FMQ message from a buffer pool.