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#ifndef FIO_VERIFY_H
#define FIO_VERIFY_H
#define FIO_HDR_MAGIC 0xf00baaef
enum {
VERIFY_NONE = 0, /* no verification */
VERIFY_MD5, /* md5 sum data blocks */
VERIFY_CRC64, /* crc64 sum data blocks */
VERIFY_CRC32, /* crc32 sum data blocks */
VERIFY_CRC32C, /* crc32c sum data blocks */
VERIFY_CRC32C_INTEL, /* crc32c sum data blocks with hw */
VERIFY_CRC16, /* crc16 sum data blocks */
VERIFY_CRC7, /* crc7 sum data blocks */
VERIFY_SHA256, /* sha256 sum data blocks */
VERIFY_SHA512, /* sha512 sum data blocks */
VERIFY_META, /* block_num, timestamp etc. */
VERIFY_SHA1, /* sha1 sum data blocks */
VERIFY_NULL, /* pretend to verify */
};
/*
* A header structure associated with each checksummed data block. It is
* followed by a checksum specific header that contains the verification
* data.
*/
struct verify_header {
unsigned int fio_magic;
unsigned int len;
unsigned int verify_type;
};
struct vhdr_md5 {
uint32_t md5_digest[4];
};
struct vhdr_sha512 {
uint8_t sha512[128];
};
struct vhdr_sha256 {
uint8_t sha256[64];
};
struct vhdr_sha1 {
uint32_t sha1[5];
};
struct vhdr_crc64 {
uint64_t crc64;
};
struct vhdr_crc32 {
uint32_t crc32;
};
struct vhdr_crc16 {
uint16_t crc16;
};
struct vhdr_crc7 {
uint8_t crc7;
};
struct vhdr_meta {
uint64_t offset;
unsigned char thread;
unsigned short numberio;
unsigned long time_sec;
unsigned long time_usec;
};
/*
* Verify helpers
*/
extern void populate_verify_io_u(struct thread_data *, struct io_u *);
extern int __must_check get_next_verify(struct thread_data *td, struct io_u *);
extern int __must_check verify_io_u(struct thread_data *, struct io_u *);
extern int verify_io_u_async(struct thread_data *, struct io_u *);
extern void fill_pattern(struct thread_data *td, void *p, unsigned int len, struct io_u *io_u);
/*
* Async verify offload
*/
extern int verify_async_init(struct thread_data *);
extern void verify_async_exit(struct thread_data *);
#endif
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