...
Code Block | ||
---|---|---|
| ||
#define WAL_HDR_FL_CSUM 0x1 /* The tail csum entry is in current block */ struct wal_trans_head { uint32_t wth_magic; uint16_t wth_len; /* Transaction data length within current block, in bytes */ uint16_t wth_flags; /* Transaction header flags */ uint64_t wth_id; /* Transaction ID */ }; enum wal_trans_op_type { /* Memory copy data to given VOSmeta blob offset */ WAL_OP_MEMCPY = 0, /* Memory move data of given VOSmeta blob offset */ WAL_OP_MEMMOVE, /* Zeoring data from given VOSmeta blob offset */ WAL_OP_ZEROING, /* Checksum of given data on data blob */ WAL_OP_CSUM, WAL_OP_MAX, }; struct wal_trans_entry { uint64_t wte_off; /* Offset within VOSmeta or data blob, in bytes */ uint32_t wte_type; /* Operation type */ uint32_t wte_len; /* Data length in bytes */ uint8_t wte_data[0]; }; struct wal_trans_csum { uint32_t wtc_len; /* Checksum length in bytes */ uint8_t wtc_csum[0]; }; |
...