| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _UAPILINUX_NBD_H |
| #define _UAPILINUX_NBD_H |
| #include <linux/types.h> |
| #define NBD_SET_SOCK _IO(0xab, 0) |
| #define NBD_SET_BLKSIZE _IO(0xab, 1) |
| #define NBD_SET_SIZE _IO(0xab, 2) |
| #define NBD_DO_IT _IO(0xab, 3) |
| #define NBD_CLEAR_SOCK _IO(0xab, 4) |
| #define NBD_CLEAR_QUE _IO(0xab, 5) |
| #define NBD_PRINT_DEBUG _IO(0xab, 6) |
| #define NBD_SET_SIZE_BLOCKS _IO(0xab, 7) |
| #define NBD_DISCONNECT _IO(0xab, 8) |
| #define NBD_SET_TIMEOUT _IO(0xab, 9) |
| #define NBD_SET_FLAGS _IO(0xab, 10) |
| enum { |
| NBD_CMD_READ = 0, |
| NBD_CMD_WRITE = 1, |
| NBD_CMD_DISC = 2, |
| NBD_CMD_FLUSH = 3, |
| NBD_CMD_TRIM = 4 |
| }; |
| #define NBD_FLAG_HAS_FLAGS (1 << 0) |
| #define NBD_FLAG_READ_ONLY (1 << 1) |
| #define NBD_FLAG_SEND_FLUSH (1 << 2) |
| #define NBD_FLAG_SEND_FUA (1 << 3) |
| #define NBD_FLAG_SEND_TRIM (1 << 5) |
| #define NBD_FLAG_CAN_MULTI_CONN (1 << 8) |
| #define NBD_CMD_FLAG_FUA (1 << 16) |
| #define NBD_CFLAG_DESTROY_ON_DISCONNECT (1 << 0) |
| #define NBD_REQUEST_MAGIC 0x25609513 |
| #define NBD_REPLY_MAGIC 0x67446698 |
| struct nbd_request { |
| __be32 magic; |
| __be32 type; |
| char handle[8]; |
| __be64 from; |
| __be32 len; |
| } __attribute__((packed)); |
| struct nbd_reply { |
| __be32 magic; |
| __be32 error; |
| char handle[8]; |
| }; |
| #endif |
