1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __LINUX__AIO_ABI_H 20 #define __LINUX__AIO_ABI_H 21 #include <linux/types.h> 22 #include <asm/byteorder.h> 23 typedef __kernel_ulong_t aio_context_t; 24 enum { 25 IOCB_CMD_PREAD = 0, 26 IOCB_CMD_PWRITE = 1, 27 IOCB_CMD_FSYNC = 2, 28 IOCB_CMD_FDSYNC = 3, 29 IOCB_CMD_NOOP = 6, 30 IOCB_CMD_PREADV = 7, 31 IOCB_CMD_PWRITEV = 8, 32 }; 33 #define IOCB_FLAG_RESFD (1 << 0) 34 struct io_event { 35 __u64 data; 36 __u64 obj; 37 __s64 res; 38 __s64 res2; 39 }; 40 #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) 41 #define PADDED(x,y) x, y 42 #elif defined(__BYTE_ORDER)?__BYTE_ORDER==__BIG_ENDIAN:defined(__BIG_ENDIAN) 43 #define PADDED(x,y) y, x 44 #else 45 #error edit for your odd byteorder . 46 #endif 47 struct iocb { 48 __u64 aio_data; 49 __u32 PADDED(aio_key, aio_reserved1); 50 __u16 aio_lio_opcode; 51 __s16 aio_reqprio; 52 __u32 aio_fildes; 53 __u64 aio_buf; 54 __u64 aio_nbytes; 55 __s64 aio_offset; 56 __u64 aio_reserved2; 57 __u32 aio_flags; 58 __u32 aio_resfd; 59 }; 60 #undef IFBIG 61 #undef IFLITTLE 62 #endif 63