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Diffstat (limited to 'extras/multipath-tools/libdevmapper/libdevmapper.h')
-rw-r--r-- | extras/multipath-tools/libdevmapper/libdevmapper.h | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/extras/multipath-tools/libdevmapper/libdevmapper.h b/extras/multipath-tools/libdevmapper/libdevmapper.h deleted file mode 100644 index 6549af3641..0000000000 --- a/extras/multipath-tools/libdevmapper/libdevmapper.h +++ /dev/null @@ -1,147 +0,0 @@ -/* - * Copyright (C) 2001 Sistina Software (UK) Limited. - * - * This file is released under the LGPL. - */ - -#ifndef LIB_DEVICE_MAPPER_H -#define LIB_DEVICE_MAPPER_H - -#include <inttypes.h> -#include <sys/types.h> - -#ifdef linux -# include <linux/types.h> -#endif - -/* - * Since it is quite laborious to build the ioctl - * arguments for the device-mapper people are - * encouraged to use this library. - * - * You will need to build a struct dm_task for - * each ioctl command you want to execute. - */ - -typedef void (*dm_log_fn) (int level, const char *file, int line, - const char *f, ...); - -/* - * The library user may wish to register their own - * logging function, by default errors go to - * stderr. - */ -void dm_log_init(dm_log_fn fn); -void dm_log_init_verbose(int level); - -enum { - DM_DEVICE_CREATE, - DM_DEVICE_RELOAD, - DM_DEVICE_REMOVE, - DM_DEVICE_REMOVE_ALL, - - DM_DEVICE_SUSPEND, - DM_DEVICE_RESUME, - - DM_DEVICE_INFO, - DM_DEVICE_DEPS, - DM_DEVICE_RENAME, - - DM_DEVICE_VERSION, - - DM_DEVICE_STATUS, - DM_DEVICE_TABLE, - DM_DEVICE_WAITEVENT, - - DM_DEVICE_LIST, - - DM_DEVICE_CLEAR, - - DM_DEVICE_MKNODES -}; - -struct dm_task; - -struct dm_task *dm_task_create(int type); -void dm_task_destroy(struct dm_task *dmt); - -int dm_task_set_name(struct dm_task *dmt, const char *name); -int dm_task_set_uuid(struct dm_task *dmt, const char *uuid); - -/* - * Retrieve attributes after an info. - */ -struct dm_info { - int exists; - int suspended; - int live_table; - int inactive_table; - int32_t open_count; - uint32_t event_nr; - uint32_t major; - uint32_t minor; /* minor device number */ - int read_only; /* 0:read-write; 1:read-only */ - - int32_t target_count; -}; - -struct dm_deps { - uint32_t count; - uint32_t filler; - uint64_t device[0]; -}; - -struct dm_names { - uint64_t dev; - uint32_t next; /* Offset to next struct from start of this struct */ - char name[0]; -}; - -int dm_get_library_version(char *version, size_t size); -int dm_task_get_driver_version(struct dm_task *dmt, char *version, size_t size); -int dm_task_get_info(struct dm_task *dmt, struct dm_info *dmi); -const char *dm_task_get_name(struct dm_task *dmt); -const char *dm_task_get_uuid(struct dm_task *dmt); - -struct dm_deps *dm_task_get_deps(struct dm_task *dmt); -struct dm_names *dm_task_get_names(struct dm_task *dmt); - -int dm_task_set_ro(struct dm_task *dmt); -int dm_task_set_newname(struct dm_task *dmt, const char *newname); -int dm_task_set_minor(struct dm_task *dmt, int minor); -int dm_task_set_major(struct dm_task *dmt, int major); -int dm_task_set_event_nr(struct dm_task *dmt, uint32_t event_nr); - -/* - * Use these to prepare for a create or reload. - */ -int dm_task_add_target(struct dm_task *dmt, - uint64_t start, - uint64_t size, const char *ttype, const char *params); - -/* - * Format major/minor numbers correctly for input to driver - */ -int dm_format_dev(char *buf, int bufsize, uint32_t dev_major, uint32_t dev_minor); - -/* Use this to retrive target information returned from a STATUS call */ -void *dm_get_next_target(struct dm_task *dmt, - void *next, uint64_t *start, uint64_t *length, - char **target_type, char **params); - -/* - * Call this to actually run the ioctl. - */ -int dm_task_run(struct dm_task *dmt); - -/* - * Configure the device-mapper directory - */ -int dm_set_dev_dir(const char *dir); -const char *dm_dir(void); - -/* Release library resources */ -void dm_lib_release(void); -void dm_lib_exit(void); - -#endif /* LIB_DEVICE_MAPPER_H */ |