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Jens Axboe4f5af7b2009-06-03 08:45:40 +02001#ifndef FIO_VERIFY_H
2#define FIO_VERIFY_H
3
4#define FIO_HDR_MAGIC 0xf00baaef
5
6enum {
7 VERIFY_NONE = 0, /* no verification */
8 VERIFY_MD5, /* md5 sum data blocks */
9 VERIFY_CRC64, /* crc64 sum data blocks */
10 VERIFY_CRC32, /* crc32 sum data blocks */
11 VERIFY_CRC32C, /* crc32c sum data blocks */
12 VERIFY_CRC32C_INTEL, /* crc32c sum data blocks with hw */
13 VERIFY_CRC16, /* crc16 sum data blocks */
14 VERIFY_CRC7, /* crc7 sum data blocks */
15 VERIFY_SHA256, /* sha256 sum data blocks */
16 VERIFY_SHA512, /* sha512 sum data blocks */
17 VERIFY_META, /* block_num, timestamp etc. */
Jens Axboe7c353ce2009-08-09 22:40:33 +020018 VERIFY_SHA1, /* sha1 sum data blocks */
Jens Axboe4f5af7b2009-06-03 08:45:40 +020019 VERIFY_NULL, /* pretend to verify */
20};
21
22/*
23 * A header structure associated with each checksummed data block. It is
24 * followed by a checksum specific header that contains the verification
25 * data.
26 */
27struct verify_header {
28 unsigned int fio_magic;
29 unsigned int len;
30 unsigned int verify_type;
31};
32
33struct vhdr_md5 {
34 uint32_t md5_digest[16];
35};
36struct vhdr_sha512 {
37 uint8_t sha512[128];
38};
39struct vhdr_sha256 {
40 uint8_t sha256[128];
41};
Jens Axboe7c353ce2009-08-09 22:40:33 +020042struct vhdr_sha1 {
43 uint32_t sha1[5];
44};
Jens Axboe4f5af7b2009-06-03 08:45:40 +020045struct vhdr_crc64 {
46 uint64_t crc64;
47};
48struct vhdr_crc32 {
49 uint32_t crc32;
50};
51struct vhdr_crc16 {
52 uint16_t crc16;
53};
54struct vhdr_crc7 {
55 uint8_t crc7;
56};
57struct vhdr_meta {
58 uint64_t offset;
59 unsigned char thread;
60 unsigned short numberio;
61 unsigned long time_sec;
62 unsigned long time_usec;
63};
64
65/*
66 * Verify helpers
67 */
68extern void populate_verify_io_u(struct thread_data *, struct io_u *);
69extern int __must_check get_next_verify(struct thread_data *td, struct io_u *);
70extern int __must_check verify_io_u(struct thread_data *, struct io_u *);
Jens Axboee8462bd2009-07-06 12:59:04 +020071extern int verify_io_u_async(struct thread_data *, struct io_u *);
72
73/*
74 * Async verify offload
75 */
76extern int verify_async_init(struct thread_data *);
77extern void verify_async_exit(struct thread_data *);
Jens Axboe4f5af7b2009-06-03 08:45:40 +020078
79#endif