Zig 0.17.0-dev (Split by item)

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recv

Queues (but does not submit) an SQE to perform a recv(2). Returns a pointer to the SQE. Available since 5.6

IoUring.recv

pub fn recv(
    self: *IoUring,
    user_data: u64,
    fd: linux.fd_t,
    buffer: RecvBuffer,
    flags: u32,
) !*linux.io_uring_sqe

File

lib/std/os/linux/IoUring.zig:633

Code

pub fn recv(
    self: *IoUring,
    user_data: u64,
    fd: linux.fd_t,
    buffer: RecvBuffer,
    flags: u32,
) !*linux.io_uring_sqe {
    const sqe = try self.get_sqe();
    switch (buffer) {
        .buffer => |slice| sqe.prep_recv(fd, slice, flags),
        .buffer_selection => |selection| {
            sqe.prep_rw(.RECV, fd, 0, selection.len, 0);
            sqe.rw_flags = flags;
            sqe.flags |= linux.IOSQE_BUFFER_SELECT;
            sqe.buf_index = selection.group_id;
        },
    }
    sqe.user_data = user_data;
    return sqe;
}