#define WANT_INDEX 0x8
#define WANT_ERROR 0x10
+/* Define a fixed 4096-byte encryption unit size */
+#define LUSTRE_ENCRYPTION_BLOCKBITS 12
+#define LUSTRE_ENCRYPTION_UNIT_SIZE ((size_t)1 << LUSTRE_ENCRYPTION_BLOCKBITS)
+#define LUSTRE_ENCRYPTION_MASK (~(LUSTRE_ENCRYPTION_UNIT_SIZE - 1))
+
/* mount point listings in /proc/mounts */
#ifndef PROC_MOUNTS
#define PROC_MOUNTS "/proc/mounts"
#endif
int get_root_path(int want, char *fsname, int *outfd, char *path, int index);
-int root_ioctl(const char *mdtname, int opc, void *data, int *mdtidxp,
- int want_error);
int llapi_ioctl_pack(struct obd_ioctl_data *data, char **pbuf, int max_len);
int llapi_ioctl_unpack(struct obd_ioctl_data *data, char *pbuf, int max_len);
int sattr_cache_get_defaults(const char *const fsname,
return index >= -1 && index <= LOV_V1_INSANE_STRIPE_COUNT;
}
+static inline bool llapi_pool_name_is_valid(const char **pool_name)
+{
+ const char *ptr;
+
+ if (*pool_name == NULL)
+ return false;
+
+ /* Strip off any 'fsname.' portion. */
+ ptr = strchr(*pool_name, '.');
+ if (ptr != NULL)
+ *pool_name = ptr + 1;
+
+ if (strlen(*pool_name) > LOV_MAXPOOLNAME)
+ return false;
+
+ return true;
+}
+
/* Compatibility macro for legacy llapi functions that use "offset"
* terminology instead of the preferred "index". */
#define llapi_stripe_offset_is_valid(os) llapi_stripe_index_is_valid(os)
static inline bool llapi_dir_hash_type_is_valid(int64_t hash)
{
- return hash > LMV_HASH_TYPE_UNKNOWN && hash < LMV_HASH_TYPE_MAX;
+ int64_t _hash = hash & LMV_HASH_TYPE_MASK;
+
+ return _hash >= LMV_HASH_TYPE_UNKNOWN && _hash < LMV_HASH_TYPE_MAX;
}
/*
GET_LMD_STRIPE = 2,
};
-int get_lmd_info_fd(char *path, int parentfd, int dirfd,
+int get_lmd_info_fd(const char *path, int parentfd, int dirfd,
void *lmd_buf, int lmd_len, enum get_lmd_info_type type);
+
+int lov_comp_md_size(struct lov_comp_md_v1 *lcm);
#endif /* _LUSTREAPI_INTERNAL_H_ */