Package io.netty.channel.uring
Class IoUringIoOps
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- io.netty.channel.uring.IoUringIoOps
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Constructor Summary
Constructors Constructor Description IoUringIoOps(byte opcode, byte flags, short ioPrio, int fd, long union1, long union2, int len, int union3, short data, short union4, short personality, int union5, long union6)
Create a new instance which represents theio_uring_sqe
struct.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.String
toString()
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Constructor Detail
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IoUringIoOps
public IoUringIoOps(byte opcode, byte flags, short ioPrio, int fd, long union1, long union2, int len, int union3, short data, short union4, short personality, int union5, long union6)
Create a new instance which represents theio_uring_sqe
struct.struct io_uring_sqe { __u8 opcode; // type of operation for this sqe __u8 flags; // IOSQE_ flags __u16 ioprio; // ioprio for the request __s32 fd; // file descriptor to do IO on union { // union1 __u64 off; // offset into file __u64 addr2; struct { __u32 cmd_op; __u32 __pad1; }; }; union { // union2 __u64 addr; // pointer to buffer or iovecs __u64 splice_off_in; struct { __u32 level; __u32 optname; }; }; __u32 len; // buffer size or number of iovecs union { // union3 __kernel_rwf_t rw_flags; __u32 fsync_flags; __u16 poll_events; // compatibility __u32 poll32_events; // word-reversed for BE __u32 sync_range_flags; __u32 msg_flags; __u32 timeout_flags; __u32 accept_flags; __u32 cancel_flags; __u32 open_flags; __u32 statx_flags; __u32 fadvise_advice; __u32 splice_flags; __u32 rename_flags; __u32 unlink_flags; __u32 hardlink_flags; __u32 xeattr_flags; __u32 msg_ring_flags; __u32 uring_cmd_flags; __u32 waitid_flags; __u32 futex_flags; __u32 install_fd_flags; __u32 nop_flags; }; __u64 user_data; // data to be passed back at completion time // pack this to avoid bogus arm OABI complaints union { // union4 // index into fixed buffers, if used __u16 buf_index; // for grouped buffer selection __u16 buf_group; }__attribute__((packed)); // personality to use, if used __u16 personality; union { // union5 __s32 splice_fd_in; __u32 file_index; __u32 optlen; struct { __u16 addr_len; __u16 __pad3[ 1]; }; }; union { // union6 struct { __u64 addr3; __u64 __pad2[ 1]; }; __u64 optval; // // If the ring is initialized with IORING_SETUP_SQE128, then // this field is used for 80 bytes of arbitrary command data __u8 cmd[ 0]; }; };
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