| #ifndef FIO_VERIFY_H |
| #define FIO_VERIFY_H |
| |
| #include <stdint.h> |
| |
| #define FIO_HDR_MAGIC 0xacca |
| |
| 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_XXHASH, /* xxhash sum data blocks */ |
| VERIFY_META, /* block_num, timestamp etc. */ |
| VERIFY_SHA1, /* sha1 sum data blocks */ |
| VERIFY_PATTERN, /* verify specific patterns */ |
| 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 { |
| uint16_t magic; |
| uint16_t verify_type; |
| uint32_t len; |
| uint64_t rand_seed; |
| uint32_t crc32; |
| }; |
| |
| 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; |
| }; |
| struct vhdr_xxhash { |
| uint32_t hash; |
| }; |
| |
| /* |
| * 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_verify_pattern(struct thread_data *td, void *p, unsigned int len, struct io_u *io_u, unsigned long seed, int use_seed); |
| extern void fill_buffer_pattern(struct thread_data *td, void *p, unsigned int len); |
| extern void fio_verify_init(struct thread_data *td); |
| |
| /* |
| * Async verify offload |
| */ |
| extern int verify_async_init(struct thread_data *); |
| extern void verify_async_exit(struct thread_data *); |
| |
| #endif |