diff options
Diffstat (limited to 'include/sys/zio.h')
| -rw-r--r-- | include/sys/zio.h | 57 |
1 files changed, 44 insertions, 13 deletions
diff --git a/include/sys/zio.h b/include/sys/zio.h index 4eaabc38c..f7baa270b 100644 --- a/include/sys/zio.h +++ b/include/sys/zio.h @@ -104,6 +104,29 @@ enum zio_checksum { #define ZIO_DEDUPCHECKSUM ZIO_CHECKSUM_SHA256 #define ZIO_DEDUPDITTO_MIN 100 +/* supported encryption algorithms */ +enum zio_encrypt { + ZIO_CRYPT_INHERIT = 0, + ZIO_CRYPT_ON, + ZIO_CRYPT_OFF, + ZIO_CRYPT_AES_128_CCM, + ZIO_CRYPT_AES_192_CCM, + ZIO_CRYPT_AES_256_CCM, + ZIO_CRYPT_AES_128_GCM, + ZIO_CRYPT_AES_192_GCM, + ZIO_CRYPT_AES_256_GCM, + ZIO_CRYPT_FUNCTIONS +}; + +#define ZIO_CRYPT_ON_VALUE ZIO_CRYPT_AES_256_CCM +#define ZIO_CRYPT_DEFAULT ZIO_CRYPT_OFF + +/* macros defining encryption lengths */ +#define ZIO_OBJSET_MAC_LEN 32 +#define ZIO_DATA_IV_LEN 12 +#define ZIO_DATA_SALT_LEN 8 +#define ZIO_DATA_MAC_LEN 16 + /* * The number of "legacy" compression functions which can be set on individual * objects. @@ -191,17 +214,19 @@ enum zio_flag { ZIO_FLAG_DONT_PROPAGATE = 1 << 20, ZIO_FLAG_IO_BYPASS = 1 << 21, ZIO_FLAG_IO_REWRITE = 1 << 22, - ZIO_FLAG_RAW = 1 << 23, - ZIO_FLAG_GANG_CHILD = 1 << 24, - ZIO_FLAG_DDT_CHILD = 1 << 25, - ZIO_FLAG_GODFATHER = 1 << 26, - ZIO_FLAG_NOPWRITE = 1 << 27, - ZIO_FLAG_REEXECUTED = 1 << 28, - ZIO_FLAG_DELEGATED = 1 << 29, - ZIO_FLAG_FASTWRITE = 1 << 30 + ZIO_FLAG_RAW_COMPRESS = 1 << 23, + ZIO_FLAG_RAW_ENCRYPT = 1 << 24, + ZIO_FLAG_GANG_CHILD = 1 << 25, + ZIO_FLAG_DDT_CHILD = 1 << 26, + ZIO_FLAG_GODFATHER = 1 << 27, + ZIO_FLAG_NOPWRITE = 1 << 28, + ZIO_FLAG_REEXECUTED = 1 << 29, + ZIO_FLAG_DELEGATED = 1 << 30, + ZIO_FLAG_FASTWRITE = 1 << 31, }; #define ZIO_FLAG_MUSTSUCCEED 0 +#define ZIO_FLAG_RAW (ZIO_FLAG_RAW_COMPRESS | ZIO_FLAG_RAW_ENCRYPT) #define ZIO_DDT_CHILD_FLAGS(zio) \ (((zio)->io_flags & ZIO_FLAG_DDT_INHERIT) | \ @@ -303,6 +328,11 @@ typedef struct zio_prop { boolean_t zp_dedup; boolean_t zp_dedup_verify; boolean_t zp_nopwrite; + boolean_t zp_encrypt; + boolean_t zp_byteorder; + uint8_t zp_salt[ZIO_DATA_SALT_LEN]; + uint8_t zp_iv[ZIO_DATA_IV_LEN]; + uint8_t zp_mac[ZIO_DATA_MAC_LEN]; } zio_prop_t; typedef struct zio_cksum_report zio_cksum_report_t; @@ -514,8 +544,8 @@ extern zio_t *zio_write_phys(zio_t *pio, vdev_t *vd, uint64_t offset, extern zio_t *zio_free_sync(zio_t *pio, spa_t *spa, uint64_t txg, const blkptr_t *bp, enum zio_flag flags); -extern int zio_alloc_zil(spa_t *spa, uint64_t txg, blkptr_t *new_bp, - uint64_t size, boolean_t *slog); +extern int zio_alloc_zil(spa_t *spa, objset_t *os, uint64_t txg, + blkptr_t *new_bp, uint64_t size, boolean_t *slog); extern void zio_free_zil(spa_t *spa, uint64_t txg, blkptr_t *bp); extern void zio_flush(zio_t *zio, vdev_t *vd); extern void zio_shrink(zio_t *zio, uint64_t size); @@ -596,8 +626,9 @@ extern hrtime_t zio_handle_io_delay(zio_t *zio); /* * Checksum ereport functions */ -extern void zfs_ereport_start_checksum(spa_t *spa, vdev_t *vd, struct zio *zio, - uint64_t offset, uint64_t length, void *arg, struct zio_bad_cksum *info); +extern void zfs_ereport_start_checksum(spa_t *spa, vdev_t *vd, + zbookmark_phys_t *zb, struct zio *zio, uint64_t offset, uint64_t length, + void *arg, struct zio_bad_cksum *info); extern void zfs_ereport_finish_checksum(zio_cksum_report_t *report, const abd_t *good_data, const abd_t *bad_data, boolean_t drop_if_identical); @@ -605,7 +636,7 @@ extern void zfs_ereport_free_checksum(zio_cksum_report_t *report); /* If we have the good data in hand, this function can be used */ extern void zfs_ereport_post_checksum(spa_t *spa, vdev_t *vd, - struct zio *zio, uint64_t offset, uint64_t length, + zbookmark_phys_t *zb, struct zio *zio, uint64_t offset, uint64_t length, const abd_t *good_data, const abd_t *bad_data, struct zio_bad_cksum *info); /* Called from spa_sync(), but primarily an injection handler */ |