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head/stand/libsa/zfs/libzfs.h

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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* $FreeBSD$ * $FreeBSD$
*/ */
#ifndef _BOOT_LIBZFS_H_
#define _BOOT_LIBZFS_H_
#include <zfsimpl.h> #include <zfsimpl.h>
#ifdef LOADER_GELI_SUPPORT #ifdef LOADER_GELI_SUPPORT
#include <crypto/intake.h> #include <crypto/intake.h>
#endif #endif
#ifndef _BOOT_LIBZFS_H_
#define _BOOT_LIBZFS_H_
#define ZFS_MAXNAMELEN 256 #define ZFS_MAXNAMELEN 256
/* /*
* ZFS fully-qualified device descriptor. * ZFS fully-qualified device descriptor.
*/ */
struct zfs_devdesc { struct zfs_devdesc {
struct devdesc dd; /* Must be first. */ struct devdesc dd; /* Must be first. */
uint64_t pool_guid; uint64_t pool_guid;
uint64_t root_guid; uint64_t root_guid;
}; };
/* nvp implementation version */ /* nvp implementation version */
#define NV_VERSION 0 #define NV_VERSION 0
/* nvlist persistent unique name flags, stored in nvl_nvflags */ /* nvlist persistent unique name flags, stored in nvl_nvflags */
#define NV_UNIQUE_NAME 0x1 #define NV_UNIQUE_NAME 0x1
#define NV_UNIQUE_NAME_TYPE 0x2 #define NV_UNIQUE_NAME_TYPE 0x2
#define NV_ALIGN4(x) (((x) + 3) & ~3) #define NV_ALIGN4(x) (((x) + 3) & ~3)
#define NV_ALIGN(x) (((x) + 7) & ~7)
/* /*
* nvlist header. * nvlist header.
* nvlist has 4 bytes header followed by version and flags, then nvpairs * nvlist has 4 bytes header followed by version and flags, then nvpairs
* and the list is terminated by double zero. * and the list is terminated by double zero.
*/ */
typedef struct { typedef struct {
char nvh_encoding; char nvh_encoding;
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typedef struct { typedef struct {
unsigned nv_type; /* data_type_t */ unsigned nv_type; /* data_type_t */
unsigned nv_nelem; /* number of elements */ unsigned nv_nelem; /* number of elements */
uint8_t nv_data[]; /* data stream */ uint8_t nv_data[]; /* data stream */
} nv_pair_data_t; } nv_pair_data_t;
nvlist_t *nvlist_create(int); nvlist_t *nvlist_create(int);
void nvlist_destroy(nvlist_t *); void nvlist_destroy(nvlist_t *);
nvlist_t *nvlist_import(const uint8_t *, char, char); nvlist_t *nvlist_import(const char *, size_t);
int nvlist_export(nvlist_t *);
int nvlist_remove(nvlist_t *, const char *, data_type_t); int nvlist_remove(nvlist_t *, const char *, data_type_t);
void nvlist_print(nvlist_t *, unsigned int); int nvpair_type_from_name(const char *);
nvp_header_t *nvpair_find(nvlist_t *, const char *);
void nvpair_print(nvp_header_t *, unsigned int);
void nvlist_print(const nvlist_t *, unsigned int);
char *nvstring_get(nv_string_t *);
int nvlist_find(const nvlist_t *, const char *, data_type_t, int nvlist_find(const nvlist_t *, const char *, data_type_t,
int *, void *, int *); int *, void *, int *);
int nvlist_next(nvlist_t *); nvp_header_t *nvlist_next_nvpair(nvlist_t *, nvp_header_t *);
int nvlist_add_boolean_value(nvlist_t *, const char *, boolean_t);
int nvlist_add_byte(nvlist_t *, const char *, uint8_t);
int nvlist_add_int8(nvlist_t *, const char *, int8_t);
int nvlist_add_uint8(nvlist_t *, const char *, uint8_t);
int nvlist_add_int16(nvlist_t *, const char *, int16_t);
int nvlist_add_uint16(nvlist_t *, const char *, uint16_t);
int nvlist_add_int32(nvlist_t *, const char *, int32_t);
int nvlist_add_uint32(nvlist_t *, const char *, uint32_t);
int nvlist_add_int64(nvlist_t *, const char *, int64_t);
int nvlist_add_uint64(nvlist_t *, const char *, uint64_t);
int nvlist_add_string(nvlist_t *, const char *, const char *);
int nvlist_add_boolean_array(nvlist_t *, const char *, boolean_t *, uint32_t);
int nvlist_add_byte_array(nvlist_t *, const char *, uint8_t *, uint32_t);
int nvlist_add_int8_array(nvlist_t *, const char *, int8_t *, uint32_t);
int nvlist_add_uint8_array(nvlist_t *, const char *, uint8_t *, uint32_t);
int nvlist_add_int16_array(nvlist_t *, const char *, int16_t *, uint32_t);
int nvlist_add_uint16_array(nvlist_t *, const char *, uint16_t *, uint32_t);
int nvlist_add_int32_array(nvlist_t *, const char *, int32_t *, uint32_t);
int nvlist_add_uint32_array(nvlist_t *, const char *, uint32_t *, uint32_t);
int nvlist_add_int64_array(nvlist_t *, const char *, int64_t *, uint32_t);
int nvlist_add_uint64_array(nvlist_t *, const char *, uint64_t *, uint32_t);
int nvlist_add_string_array(nvlist_t *, const char *, char * const *, uint32_t);
int nvlist_add_nvlist(nvlist_t *, const char *, nvlist_t *);
int nvlist_add_nvlist_array(nvlist_t *, const char *, nvlist_t **, uint32_t);
int zfs_parsedev(struct zfs_devdesc *dev, const char *devspec, int zfs_parsedev(struct zfs_devdesc *dev, const char *devspec,
const char **path); const char **path);
char *zfs_fmtdev(void *vdev); char *zfs_fmtdev(void *vdev);
int zfs_nextboot(void *vdev, char *buf, size_t size);
int zfs_probe_dev(const char *devname, uint64_t *pool_guid); int zfs_probe_dev(const char *devname, uint64_t *pool_guid);
int zfs_list(const char *name); int zfs_list(const char *name);
int zfs_get_bootonce(void *, const char *, char *, size_t);
int zfs_get_bootenv(void *, nvlist_t **);
int zfs_set_bootenv(void *, nvlist_t *);
int zfs_attach_nvstore(void *);
uint64_t ldi_get_size(void *); uint64_t ldi_get_size(void *);
void init_zfs_boot_options(const char *currdev); void init_zfs_boot_options(const char *currdev);
int zfs_bootenv(const char *name); int zfs_bootenv(const char *name);
int zfs_attach_nvstore(void *);
int zfs_belist_add(const char *name, uint64_t __unused); int zfs_belist_add(const char *name, uint64_t __unused);
int zfs_set_env(void); int zfs_set_env(void);
nvlist_t *vdev_read_bootenv(vdev_t *);
extern struct devsw zfs_dev; extern struct devsw zfs_dev;
extern struct fs_ops zfs_fsops; extern struct fs_ops zfs_fsops;
#endif /*_BOOT_LIBZFS_H_*/ #endif /*_BOOT_LIBZFS_H_*/