Development files for Linux-native io_uring I/O access library
https://git.kernel.dk/cgit/liburing/
This package provides header files to include and libraries to link with
for the Linux-native io_uring.
Version: 2.4
System Calls | |
| io_uring_enter | initiate and/or complete asynchronous I/O |
| io_uring_enter2 | alias for io_uring_enter |
| io_uring_register | register files or user buffers for asynchronous I/O |
| io_uring_setup | setup a context for performing asynchronous I/O |
Library Functions | |
| IO_URING_CHECK_VERSION | alias for io_uring_check_version |
| IO_URING_VERSION_MAJOR | alias for io_uring_check_version |
| IO_URING_VERSION_MINOR | alias for io_uring_check_version |
| __io_uring_buf_ring_cq_advance | alias for io_uring_buf_ring_cq_advance |
| io_uring_buf_ring_add | add buffers to a shared buffer ring |
| io_uring_buf_ring_advance | advance index of provided buffer in buffer ring |
| io_uring_buf_ring_cq_advance | advance index of provided buffer and CQ ring |
| io_uring_buf_ring_init | Initialise a buffer ring |
| io_uring_buf_ring_mask | Calculate buffer ring mask size |
| io_uring_check_version | functions and macros to check the liburing version |
| io_uring_close_ring_fd | close a ring file descriptor and use it only via registered index |
| io_uring_cq_advance | mark one or more io_uring completion events as consumed |
| io_uring_cq_has_overflow | returns if there are overflow entries waiting to move to the CQ ring |
| io_uring_cq_ready | returns number of unconsumed ready entries in the CQ ring |
| io_uring_cqe_get_data | get user data for completion event |
| io_uring_cqe_get_data64 | alias for io_uring_cqe_get_data |
| io_uring_cqe_seen | mark io_uring completion event as consumed |
| io_uring_for_each_cqe | iterate pending completion events |
| io_uring_free_buf_ring | register and free a buffer ring for provided buffers |
| io_uring_free_probe | free probe instance |
| io_uring_get_events | Flush outstanding requests to CQE ring |
| io_uring_get_probe | get probe instance |
| io_uring_get_sqe | get the next available submission queue entry from the submission queue |
| io_uring_major_version | alias for io_uring_check_version |
| io_uring_minor_version | alias for io_uring_check_version |
| io_uring_opcode_supported | is op code supported? |
| io_uring_peek_cqe | check if an io_uring completion event is available |
| io_uring_prep_accept | prepare an accept request |
| io_uring_prep_accept_direct | alias for io_uring_prep_accept |
| io_uring_prep_cancel | prepare a cancelation request |
| io_uring_prep_cancel64 | alias for io_uring_prep_cancel |
| io_uring_prep_close | prepare a file descriptor close request |
| io_uring_prep_close_direct | alias for io_uring_prep_close |
| io_uring_prep_connect | prepare a connect request |
| io_uring_prep_fadvise | prepare a fadvise request |
| io_uring_prep_fallocate | prepare a fallocate request |
| io_uring_prep_fgetxattr | alias for io_uring_prep_getxattr |
| io_uring_prep_files_update | prepare a registered file update request |
| io_uring_prep_fsetxattr | alias for io_uring_prep_setxattr |
| io_uring_prep_fsync | prepare an fsync request |
| io_uring_prep_getxattr | prepare a request to get an extended attribute value |
| io_uring_prep_link | alias for io_uring_prep_linkat |
| io_uring_prep_link_timeout | a timeout request for linked sqes |
| io_uring_prep_linkat | prepare a linkat request |
| io_uring_prep_madvise | prepare a madvise request |
| io_uring_prep_mkdir | alias for io_uring_prep_mkdirat |
| io_uring_prep_mkdirat | prepare an mkdirat request |
| io_uring_prep_msg_ring | send a message to another ring |
| io_uring_prep_msg_ring_cqe_flags | alias for io_uring_prep_msg_ring |
| io_uring_prep_msg_ring_fd | send a direct descriptor to another ring |
| io_uring_prep_msg_ring_fd_alloc | alias for io_uring_prep_msg_ring_fd |
| io_uring_prep_multishot_accept | alias for io_uring_prep_accept |
| io_uring_prep_multishot_accept_direct | alias for io_uring_prep_accept |
| io_uring_prep_nop | prepare a nop request |
| io_uring_prep_openat | prepare an openat request |
| io_uring_prep_openat2 | prepare an openat2 request |
| io_uring_prep_openat2_direct | alias for io_uring_prep_openat2 |
| io_uring_prep_openat_direct | alias for io_uring_prep_openat |
| io_uring_prep_poll_add | prepare a poll request |
| io_uring_prep_poll_multishot | alias for io_uring_prep_poll_add |
| io_uring_prep_poll_remove | prepare a poll deletion request |
| io_uring_prep_poll_update | update an existing poll request |
| io_uring_prep_provide_buffers | prepare a provide buffers request |
| io_uring_prep_read | prepare I/O read request |
| io_uring_prep_read_fixed | prepare I/O read request with registered buffer |
| io_uring_prep_readv | prepare vector I/O read request |
| io_uring_prep_readv2 | prepare vector I/O read request with flags |
| io_uring_prep_recv | prepare a recv request |
| io_uring_prep_recv_multishot | alias for io_uring_prep_recv |
| io_uring_prep_recvmsg | prepare a recvmsg request |
| io_uring_prep_recvmsg_multishot | alias for io_uring_prep_recvmsg |
| io_uring_prep_remove_buffers | prepare a remove buffers request |
| io_uring_prep_rename | alias for io_uring_prep_renameat |
| io_uring_prep_renameat | prepare a renameat request |
| io_uring_prep_send | prepare a send request |
| io_uring_prep_send_set_addr | set address details for send requests |
| io_uring_prep_send_zc | prepare a zerocopy send request |
| io_uring_prep_send_zc_fixed | alias for io_uring_prep_send_zc |
| io_uring_prep_sendmsg | prepare a sendmsg request |
| io_uring_prep_sendmsg_zc | alias for io_uring_prep_sendmsg |
| io_uring_prep_sendto | alias for io_uring_prep_send |
| io_uring_prep_setxattr | prepare a request to set an extended attribute value |
| io_uring_prep_shutdown | prepare a shutdown request |
| io_uring_prep_socket | prepare a socket creation request |
| io_uring_prep_socket_direct | alias for io_uring_prep_socket |
| io_uring_prep_socket_direct_alloc | alias for io_uring_prep_socket |
| io_uring_prep_splice | prepare an splice request |
| io_uring_prep_statx | prepare a statx request |
| io_uring_prep_symlink | alias for io_uring_prep_symlinkat |
| io_uring_prep_symlinkat | prepare a symlinkat request |
| io_uring_prep_sync_file_range | prepare a sync_file_range request |
| io_uring_prep_tee | prepare a tee request |
| io_uring_prep_timeout | prepare a timeout request |
| io_uring_prep_timeout_remove | alias for io_uring_prep_timeout_update |
| io_uring_prep_timeout_update | prepare a request to update an existing timeout |
| io_uring_prep_unlink | alias for io_uring_prep_unlinkat |
| io_uring_prep_unlinkat | prepare an unlinkat request |
| io_uring_prep_write | prepare I/O write request |
| io_uring_prep_write_fixed | prepare I/O write request with registered buffer |
| io_uring_prep_writev | prepare vector I/O write request |
| io_uring_prep_writev2 | prepare vector I/O write request with flags |
| io_uring_queue_exit | tear down io_uring submission and completion queues |
| io_uring_queue_init | setup io_uring submission and completion queues |
| io_uring_queue_init_params | alias for io_uring_queue_init |
| io_uring_recvmsg_cmsg_firsthdr | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_cmsg_nexthdr | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_name | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_out | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_payload | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_payload_length | alias for io_uring_recvmsg_validate |
| io_uring_recvmsg_validate | access data from multishot recvmsg |
| io_uring_register_buf_ring | register buffer ring for provided buffers |
| io_uring_register_buffers | register buffers for fixed buffer operations |
| io_uring_register_buffers_sparse | alias for io_uring_register_buffers |
| io_uring_register_buffers_tags | alias for io_uring_register_buffers |
| io_uring_register_buffers_update_tag | alias for io_uring_register_buffers |
| io_uring_register_eventfd | register an eventfd with a ring |
| io_uring_register_eventfd_async | alias for io_uring_register_eventfd |
| io_uring_register_file_alloc_range | set range for fixed file allocations |
| io_uring_register_files | register file descriptors |
| io_uring_register_files_sparse | alias for io_uring_register_files |
| io_uring_register_files_tags | alias for io_uring_register_files |
| io_uring_register_files_update | alias for io_uring_register_files |
| io_uring_register_files_update_tag | alias for io_uring_register_files |
| io_uring_register_iowq_aff | register async worker CPU affinities |
| io_uring_register_iowq_max_workers | modify the maximum allowed async workers |
| io_uring_register_ring_fd | register a ring file descriptor |
| io_uring_register_sync_cancel | issue a synchronous cancelation request |
| io_uring_setup_buf_ring | setup and register buffer ring for provided buffers |
| io_uring_sq_ready | number of unconsumed or unsubmitted entries in the SQ ring |
| io_uring_sq_space_left | free space in the SQ ring |
| io_uring_sqe_set_data | set user data for submission queue event |
| io_uring_sqe_set_data64 | alias for io_uring_sqe_set_data |
| io_uring_sqe_set_flags | set flags for submission queue entry |
| io_uring_sqring_wait | wait for free space in the SQ ring |
| io_uring_submit | submit requests to the submission queue |
| io_uring_submit_and_get_events | submit requests to the submission queue and flush completions |
| io_uring_submit_and_wait | submit requests to the submission queue and wait for completion |
| io_uring_submit_and_wait_timeout | submit requests to the submission queue and wait for the completion with timeout |
| io_uring_unregister_buf_ring | unregister a previously registered buffer ring |
| io_uring_unregister_buffers | unregister buffers for fixed buffer operations |
| io_uring_unregister_eventfd | alias for io_uring_register_eventfd |
| io_uring_unregister_files | unregister file descriptors |
| io_uring_unregister_iowq_aff | alias for io_uring_register_iowq_aff |
| io_uring_unregister_ring_fd | unregister a ring file descriptor |
| io_uring_wait_cqe | wait for one io_uring completion event |
| io_uring_wait_cqe_nr | wait for one or more io_uring completion events |
| io_uring_wait_cqe_timeout | wait for one io_uring completion event with timeout |
| io_uring_wait_cqes | wait for one or more io_uring completion events |
Miscellanea | |
| io_uring | Asynchronous I/O facility |