io_uring_prep_write_fixed
fn
void io_uring_prep_write_fixed(io_uring_sqe * sqe, int fd, const void * buf,
uint len, ulong offset, ushort buf_index,
ulong user_data) pure @systemPrepare an SQE for a WRITE_FIXED operation (zero-copy using registered buffer).
Parameters
sqe | Pointer to the SQE to prepare. |
fd | File descriptor to write to. |
buf | Pointer to registered buffer. |
len | Number of bytes to write. |
offset | File offset. |
buf_index | Index of the registered buffer to use. |
user_data | User data to be returned with the completion. |