# Copyright 2018 syzkaller project authors. All rights reserved. # Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. include <uapi/linux/aio_abi.h> resource io_ctx[intptr] io_setup(n int32, ctx ptr[out, io_ctx]) io_destroy(ctx io_ctx) io_getevents(ctx io_ctx, min_nr intptr, nr len[events], events ptr[out, array[io_event]], timeout ptr[in, timespec, opt]) io_pgetevents(ctx io_ctx, min_nr intptr, nr len[events], events ptr[out, array[io_event]], timeout ptr[in, timespec, opt], usig ptr[in, sigset_size, opt]) # TODO: kernel identifies requets by address, so pointers passed to io_submit # need to be forwarded to io_cancel somehow. io_submit(ctx io_ctx, nr len[iocbpp], iocbpp ptr[in, array[ptr[in, iocb]]]) io_cancel(ctx io_ctx, iocb ptr[in, iocb], res ptr[out, io_event]) lio_opcode = IOCB_CMD_PREAD, IOCB_CMD_PWRITE, IOCB_CMD_FSYNC, IOCB_CMD_FDSYNC, IOCB_CMD_NOOP, IOCB_CMD_PREADV, IOCB_CMD_PWRITEV iocb_flags = 0, IOCB_FLAG_RESFD io_event { data int64 obj int64 res int64 res2 int64 } iocb { aio_data const[0, int64] aio_key const[0, int32] aio_rw_flags const[0, int32] aio_lio_opcode flags[lio_opcode, int16] aio_reqprio int16 aio_fildes fd aio_buf ptr64[inout, array[int8]] aio_nbytes len[aio_buf, int64] aio_offset int64 aio_reserved2 const[0, int64] aio_flags flags[iocb_flags, int32] aio_resfd fd_event }