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| -rw-r--r-- | libfdisk/src/libfdisk.h.in | 895 |
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diff --git a/libfdisk/src/libfdisk.h.in b/libfdisk/src/libfdisk.h.in new file mode 100644 index 0000000..1c97149 --- /dev/null +++ b/libfdisk/src/libfdisk.h.in @@ -0,0 +1,895 @@ +/* + * libfdisk.h - libfdisk API + * + * Copyright (C) 2012-2014 Karel Zak <kzak@redhat.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef _LIBFDISK_H +#define _LIBFDISK_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdio.h> +#include <stdarg.h> +#include <stdint.h> +#include <sys/types.h> + +/** + * LIBFDISK_VERSION: + * + * Library version string + */ +#define LIBFDISK_VERSION "@LIBFDISK_VERSION@" + +#define LIBFDISK_MAJOR_VERSION @LIBFDISK_MAJOR_VERSION@ +#define LIBFDISK_MINOR_VERSION @LIBFDISK_MINOR_VERSION@ +#define LIBFDISK_PATCH_VERSION @LIBFDISK_PATCH_VERSION@ + +/** + * fdisk_context: + * + * Basic library handler. + */ +struct fdisk_context; + +/** + * fdisk_label: + * + * Disk label specific driver and setting. + */ +struct fdisk_label; + +/** + * fdisk_parttype: + * + * Partition type. + */ +struct fdisk_parttype; + +/** + * fdisk_partition: + * + * Partition abstraction (and template). + */ +struct fdisk_partition; + +/** + * fdisk_ask: + * + * Ask API handler for dialogs with users. + */ +struct fdisk_ask; + +/** + * fdisk_iter: + * + * Unified iterator. + */ +struct fdisk_iter; + +/** + * fdisk_table: + * + * Container for fdisk_partition objects + */ +struct fdisk_table; + +/** + * fdisk_field + * + * Output field description. + */ +struct fdisk_field; + +/** + * fdisk_script + * + * library handler for sfdisk compatible scripts and dumps + */ +struct fdisk_script; + +/** + * fdisk_sector_t + * + * LBA addresses type + */ +typedef uint64_t fdisk_sector_t; + +/** + * fdisk_labeltype: + * @FDISK_DISKLABEL_DOS: MBR label type + * @FDISK_DISKLABEL_SUN: SUN label type + * @FDISK_DISKLABEL_SGI: SGI label type + * @FDISK_DISKLABEL_BSD: BSD label type + * @FDISK_DISKLABEL_GPT: UEFI GPT type + * + * Supported partition table types (labels) + */ +enum fdisk_labeltype { + FDISK_DISKLABEL_DOS = (1 << 1), /* MBR label type */ + FDISK_DISKLABEL_SUN = (1 << 2), /* SUN label type */ + FDISK_DISKLABEL_SGI = (1 << 3), /* SGI label type */ + FDISK_DISKLABEL_BSD = (1 << 4), /* BSD label t ype */ + FDISK_DISKLABEL_GPT = (1 << 5) /* UEFI GPT type */ +}; + +/** + * fdisk_labelitem: + * + * library handler for label specific information. See + * generic FDISK_LABELITEM_* and label specific {GPT,MBR,..}_LABELITEM_*. + */ +struct fdisk_labelitem; + +/** + * fdisk_asktype: + * @FDISK_ASKTYPE_NONE: undefined type + * @FDISK_ASKTYPE_NUMBER: ask for number + * @FDISK_ASKTYPE_OFFSET: ask for offset + * @FDISK_ASKTYPE_WARN: print warning message and errno + * @FDISK_ASKTYPE_WARNX: print warning message + * @FDISK_ASKTYPE_INFO: print info message + * @FDISK_ASKTYPE_YESNO: ask Yes/No question + * @FDISK_ASKTYPE_STRING: ask for string + * @FDISK_ASKTYPE_MENU: ask for menu item + * + * Ask API dialog types + */ +enum fdisk_asktype { + FDISK_ASKTYPE_NONE = 0, + FDISK_ASKTYPE_NUMBER, + FDISK_ASKTYPE_OFFSET, + FDISK_ASKTYPE_WARN, + FDISK_ASKTYPE_WARNX, + FDISK_ASKTYPE_INFO, + FDISK_ASKTYPE_YESNO, + FDISK_ASKTYPE_STRING, + FDISK_ASKTYPE_MENU +}; + +/* init.c */ +extern void fdisk_init_debug(int mask); + +/* version.c */ +extern int fdisk_parse_version_string(const char *ver_string); +extern int fdisk_get_library_version(const char **ver_string); +extern int fdisk_get_library_features(const char ***features); + +/* context.h */ + +#define FDISK_PLURAL 0 +#define FDISK_SINGULAR 1 + +struct fdisk_context *fdisk_new_context(void); +struct fdisk_context *fdisk_new_nested_context(struct fdisk_context *parent, const char *name); +void fdisk_unref_context(struct fdisk_context *cxt); +void fdisk_ref_context(struct fdisk_context *cxt); + +struct fdisk_context *fdisk_get_parent(struct fdisk_context *cxt); +size_t fdisk_get_npartitions(struct fdisk_context *cxt); + +struct fdisk_label *fdisk_get_label(struct fdisk_context *cxt, const char *name); +int fdisk_next_label(struct fdisk_context *cxt, struct fdisk_label **lb); +size_t fdisk_get_nlabels(struct fdisk_context *cxt); + +int fdisk_has_label(struct fdisk_context *cxt); +int fdisk_is_labeltype(struct fdisk_context *cxt, enum fdisk_labeltype id); +#define fdisk_is_label(c, x) fdisk_is_labeltype(c, FDISK_DISKLABEL_ ## x) + + +int fdisk_assign_device(struct fdisk_context *cxt, + const char *fname, int readonly); +int fdisk_assign_device_by_fd(struct fdisk_context *cxt, int fd, + const char *fname, int readonly); +int fdisk_deassign_device(struct fdisk_context *cxt, int nosync); +int fdisk_reassign_device(struct fdisk_context *cxt); + +int fdisk_is_readonly(struct fdisk_context *cxt); +int fdisk_is_regfile(struct fdisk_context *cxt); +int fdisk_device_is_used(struct fdisk_context *cxt); + +int fdisk_disable_dialogs(struct fdisk_context *cxt, int disable); +int fdisk_has_dialogs(struct fdisk_context *cxt); + +int fdisk_enable_details(struct fdisk_context *cxt, int enable); +int fdisk_is_details(struct fdisk_context *cxt); + +int fdisk_enable_listonly(struct fdisk_context *cxt, int enable); +int fdisk_is_listonly(struct fdisk_context *cxt); + +int fdisk_enable_wipe(struct fdisk_context *cxt, int enable); +int fdisk_has_wipe(struct fdisk_context *cxt); +const char *fdisk_get_collision(struct fdisk_context *cxt); +int fdisk_is_ptcollision(struct fdisk_context *cxt); + +int fdisk_set_unit(struct fdisk_context *cxt, const char *str); +const char *fdisk_get_unit(struct fdisk_context *cxt, int n); +int fdisk_use_cylinders(struct fdisk_context *cxt); +unsigned int fdisk_get_units_per_sector(struct fdisk_context *cxt); + +unsigned long fdisk_get_optimal_iosize(struct fdisk_context *cxt); +unsigned long fdisk_get_minimal_iosize(struct fdisk_context *cxt); +unsigned long fdisk_get_physector_size(struct fdisk_context *cxt); +unsigned long fdisk_get_sector_size(struct fdisk_context *cxt); +unsigned long fdisk_get_alignment_offset(struct fdisk_context *cxt); +unsigned long fdisk_get_grain_size(struct fdisk_context *cxt); +fdisk_sector_t fdisk_get_first_lba(struct fdisk_context *cxt); +fdisk_sector_t fdisk_set_first_lba(struct fdisk_context *cxt, fdisk_sector_t lba); +fdisk_sector_t fdisk_get_last_lba(struct fdisk_context *cxt); +fdisk_sector_t fdisk_set_last_lba(struct fdisk_context *cxt, fdisk_sector_t lba); +fdisk_sector_t fdisk_get_nsectors(struct fdisk_context *cxt); + +const char *fdisk_get_devname(struct fdisk_context *cxt); +int fdisk_get_devfd(struct fdisk_context *cxt); +dev_t fdisk_get_devno(struct fdisk_context *cxt); +const char *fdisk_get_devmodel(struct fdisk_context *cxt); + + +unsigned int fdisk_get_geom_heads(struct fdisk_context *cxt); +fdisk_sector_t fdisk_get_geom_sectors(struct fdisk_context *cxt); +fdisk_sector_t fdisk_get_geom_cylinders(struct fdisk_context *cxt); + +enum { + FDISK_SIZEUNIT_HUMAN = 0, /* default, human readable {M,G,P,...} */ + FDISK_SIZEUNIT_BYTES /* bytes */ +}; +int fdisk_set_size_unit(struct fdisk_context *cxt, int unit); +int fdisk_get_size_unit(struct fdisk_context *cxt); + +int fdisk_has_protected_bootbits(struct fdisk_context *cxt); +int fdisk_enable_bootbits_protection(struct fdisk_context *cxt, int enable); + +/* parttype.c */ +struct fdisk_parttype *fdisk_new_parttype(void); +void fdisk_ref_parttype(struct fdisk_parttype *t); +void fdisk_unref_parttype(struct fdisk_parttype *t); +int fdisk_parttype_set_name(struct fdisk_parttype *t, const char *str); +int fdisk_parttype_set_typestr(struct fdisk_parttype *t, const char *str); +int fdisk_parttype_set_code(struct fdisk_parttype *t, int code); +size_t fdisk_label_get_nparttypes(const struct fdisk_label *lb); +struct fdisk_parttype *fdisk_label_get_parttype(const struct fdisk_label *lb, size_t n); +int fdisk_label_get_parttype_shortcut( + const struct fdisk_label *lb, size_t n, + const char **typestr, + const char **shortcut, + const char **alias); +int fdisk_label_has_code_parttypes(const struct fdisk_label *lb); +int fdisk_label_has_parttypes_shortcuts(const struct fdisk_label *lb); +struct fdisk_parttype *fdisk_label_get_parttype_from_code( + const struct fdisk_label *lb, + unsigned int code); +struct fdisk_parttype *fdisk_label_get_parttype_from_string( + const struct fdisk_label *lb, + const char *str); +struct fdisk_parttype *fdisk_new_unknown_parttype(unsigned int code, + const char *typestr); +struct fdisk_parttype *fdisk_copy_parttype(const struct fdisk_parttype *type); +struct fdisk_parttype *fdisk_label_parse_parttype( + const struct fdisk_label *lb, + const char *str); +struct fdisk_parttype *fdisk_label_advparse_parttype( + const struct fdisk_label *lb, + const char *str, + int flags); + +/** + * fdisk_parttype_parser_flags: + * @FDISK_PARTTYPE_PARSE_DATA: parse hex or UUID from string + * @FDISK_PARTTYPE_PARSE_DATALAST: try hex or UUID as the last possibility (don't use!) + * @FDISK_PARTTYPE_PARSE_SHORTCUT: try input as type shortcut (e.g 'L' for linux partition) + * @FDISK_PARTTYPE_PARSE_ALIAS: try input as type alias (e.g. 'linux' for linux partition) + * @FDISK_PARTTYPE_PARSE_DEPRECATED: accept also deprecated aliases and shortcuts + * @FDISK_PARTTYPE_PARSE_DEFAULT: recommended flags for new code + * @FDISK_PARTTYPE_PARSE_NOUNKNOWN: ignore unknown types + * @FDISK_PARTTYPE_PARSE_SEQNUM: use input as sequntial number of type (e.g. list-types fdisk dialog) + * @FDISK_PARTTYPE_PARSE_NAME: parse type human readable name + */ +enum fdisk_parttype_parser_flags { + FDISK_PARTTYPE_PARSE_DATA = (1 << 1), + FDISK_PARTTYPE_PARSE_DATALAST = (1 << 2), + FDISK_PARTTYPE_PARSE_SHORTCUT = (1 << 3), + FDISK_PARTTYPE_PARSE_ALIAS = (1 << 4), + FDISK_PARTTYPE_PARSE_DEPRECATED = (1 << 5), + FDISK_PARTTYPE_PARSE_NOUNKNOWN = (1 << 6), + FDISK_PARTTYPE_PARSE_SEQNUM = (1 << 7), + FDISK_PARTTYPE_PARSE_NAME = (1 << 8), + + FDISK_PARTTYPE_PARSE_DEFAULT = (FDISK_PARTTYPE_PARSE_DATA | \ + FDISK_PARTTYPE_PARSE_SHORTCUT | \ + FDISK_PARTTYPE_PARSE_ALIAS | \ + FDISK_PARTTYPE_PARSE_NAME | \ + FDISK_PARTTYPE_PARSE_SEQNUM ) +}; + +const char *fdisk_parttype_get_string(const struct fdisk_parttype *t); +unsigned int fdisk_parttype_get_code(const struct fdisk_parttype *t); +const char *fdisk_parttype_get_name(const struct fdisk_parttype *t); +int fdisk_parttype_is_unknown(const struct fdisk_parttype *t); + + +/* field.c */ +extern int fdisk_field_get_id(const struct fdisk_field *field); +extern const char *fdisk_field_get_name(const struct fdisk_field *field); +extern double fdisk_field_get_width(const struct fdisk_field *field); +extern int fdisk_field_is_number(const struct fdisk_field *field); + + +/* label.c */ + +/** + * fdisk_fieldtype: + * @FDISK_FIELD_NONE: unspecified item + * @FDISK_FIELD_DEVICE: partition device name + * @FDISK_FIELD_START: start offset of the partition + * @FDISK_FIELD_END: end offset of the partition + * @FDISK_FIELD_SECTORS: number of sectors + * @FDISK_FIELD_CYLINDERS: number of cylinders (deprecated) + * @FDISK_FIELD_SIZE: partition size + * @FDISK_FIELD_TYPE: partition type + * @FDISK_FIELD_TYPEID: partition type ID + * @FDISK_FIELD_ATTR: partition attribute (GPT) + * @FDISK_FIELD_BOOT: partition boot flag + * @FDISK_FIELD_BSIZE: size of the boot area (BSD) + * @FDISK_FIELD_CPG: BSD + * @FDISK_FIELD_EADDR: End-C/H/S (MBR) + * @FDISK_FIELD_FSIZE: BSD + * @FDISK_FIELD_NAME: partition label/name + * @FDISK_FIELD_SADDR: Start-C/H/S (MBR) + * @FDISK_FIELD_UUID: partition UUID (GPT) + * @FDISK_FIELD_FSUUID: Filesystem UUID + * @FDISK_FIELD_FSLABEL: Filesystem LABEL + * @FDISK_FIELD_FSTYPE: Filesystem type + * @FDISK_NFIELDS: Don't use, counter. + * + * Types of fdisk_field. The fields describe a partition. + */ +enum fdisk_fieldtype { + FDISK_FIELD_NONE = 0, + + /* generic */ + FDISK_FIELD_DEVICE, + FDISK_FIELD_START, + FDISK_FIELD_END, + FDISK_FIELD_SECTORS, + FDISK_FIELD_CYLINDERS, + FDISK_FIELD_SIZE, + FDISK_FIELD_TYPE, + FDISK_FIELD_TYPEID, + + /* label specific */ + FDISK_FIELD_ATTR, + FDISK_FIELD_BOOT, + FDISK_FIELD_BSIZE, + FDISK_FIELD_CPG, + FDISK_FIELD_EADDR, + FDISK_FIELD_FSIZE, + FDISK_FIELD_NAME, + FDISK_FIELD_SADDR, + FDISK_FIELD_UUID, + + FDISK_FIELD_FSUUID, + FDISK_FIELD_FSLABEL, + FDISK_FIELD_FSTYPE, + + FDISK_NFIELDS /* must be last */ +}; + +int fdisk_label_get_type(const struct fdisk_label *lb); +const char *fdisk_label_get_name(const struct fdisk_label *lb); +int fdisk_label_require_geometry(const struct fdisk_label *lb); + + +extern int fdisk_write_disklabel(struct fdisk_context *cxt); +extern int fdisk_verify_disklabel(struct fdisk_context *cxt); +extern int fdisk_create_disklabel(struct fdisk_context *cxt, const char *name); +extern int fdisk_list_disklabel(struct fdisk_context *cxt); +extern int fdisk_locate_disklabel(struct fdisk_context *cxt, int n, + const char **name, + uint64_t *offset, + size_t *size); + +extern int fdisk_label_get_geomrange_cylinders(const struct fdisk_label *lb, + fdisk_sector_t *mi, fdisk_sector_t *ma); +extern int fdisk_label_get_geomrange_heads(const struct fdisk_label *lb, + unsigned int *mi, unsigned int *ma); +extern int fdisk_label_get_geomrange_sectors(const struct fdisk_label *lb, + fdisk_sector_t *mi, fdisk_sector_t *ma); + +/** + * fdisk_labelitem_gen: + * @FDISK_LABELITEM_ID: Unique disk identifier + * @__FDISK_NLABELITEMS: Specifies reserved range for generic items (0..7) + * + * Generic disklabel items. + */ +enum fdisk_labelitem_gen { + FDISK_LABELITEM_ID = 0, + __FDISK_NLABELITEMS = 8 +}; + +/* item.c */ +extern struct fdisk_labelitem *fdisk_new_labelitem(void); +extern void fdisk_ref_labelitem(struct fdisk_labelitem *li); +extern int fdisk_reset_labelitem(struct fdisk_labelitem *li); +extern void fdisk_unref_labelitem(struct fdisk_labelitem *li); +extern const char *fdisk_labelitem_get_name(struct fdisk_labelitem *li); +extern int fdisk_labelitem_get_id(struct fdisk_labelitem *li); +extern int fdisk_labelitem_get_data_u64(struct fdisk_labelitem *li, uint64_t *data); +extern int fdisk_labelitem_get_data_string(struct fdisk_labelitem *li, const char **data); +extern int fdisk_labelitem_is_string(struct fdisk_labelitem *li); +extern int fdisk_labelitem_is_number(struct fdisk_labelitem *li); + +extern int fdisk_get_disklabel_item(struct fdisk_context *cxt, int id, struct fdisk_labelitem *item); + +extern int fdisk_get_disklabel_id(struct fdisk_context *cxt, char **id); +extern int fdisk_set_disklabel_id(struct fdisk_context *cxt); +extern int fdisk_set_disklabel_id_from_string(struct fdisk_context *cxt, const char *str); + +extern int fdisk_get_partition(struct fdisk_context *cxt, size_t partno, struct fdisk_partition **pa); +extern int fdisk_set_partition(struct fdisk_context *cxt, size_t partno, struct fdisk_partition *pa); +extern int fdisk_add_partition(struct fdisk_context *cxt, struct fdisk_partition *pa, size_t *partno); +extern int fdisk_delete_partition(struct fdisk_context *cxt, size_t partno); +extern int fdisk_delete_all_partitions(struct fdisk_context *cxt); + +extern int fdisk_wipe_partition(struct fdisk_context *cxt, size_t partno, int enable); + +extern int fdisk_set_partition_type(struct fdisk_context *cxt, size_t partnum, + struct fdisk_parttype *t); + + +extern int fdisk_label_get_fields_ids( + const struct fdisk_label *lb, + struct fdisk_context *cxt, + int **ids, size_t *nids); + +extern int fdisk_label_get_fields_ids_all( + const struct fdisk_label *lb, + struct fdisk_context *cxt, + int **ids, size_t *nids); + +extern const struct fdisk_field *fdisk_label_get_field(const struct fdisk_label *lb, int id); +extern const struct fdisk_field *fdisk_label_get_field_by_name( + const struct fdisk_label *lb, + const char *name); + +extern void fdisk_label_set_changed(struct fdisk_label *lb, int changed); +extern int fdisk_label_is_changed(const struct fdisk_label *lb); + +extern void fdisk_label_set_disabled(struct fdisk_label *lb, int disabled); +extern int fdisk_label_is_disabled(const struct fdisk_label *lb); + +extern int fdisk_is_partition_used(struct fdisk_context *cxt, size_t n); + +extern int fdisk_toggle_partition_flag(struct fdisk_context *cxt, size_t partnum, unsigned long flag); + +extern struct fdisk_partition *fdisk_new_partition(void); +extern void fdisk_reset_partition(struct fdisk_partition *pa); +extern void fdisk_ref_partition(struct fdisk_partition *pa); +extern void fdisk_unref_partition(struct fdisk_partition *pa); +extern int fdisk_partition_is_freespace(struct fdisk_partition *pa); + +int fdisk_partition_set_start(struct fdisk_partition *pa, uint64_t off); +int fdisk_partition_unset_start(struct fdisk_partition *pa); +fdisk_sector_t fdisk_partition_get_start(struct fdisk_partition *pa); +int fdisk_partition_has_start(struct fdisk_partition *pa); +int fdisk_partition_cmp_start(struct fdisk_partition *a, + struct fdisk_partition *b); +int fdisk_partition_start_follow_default(struct fdisk_partition *pa, int enable); +int fdisk_partition_start_is_default(struct fdisk_partition *pa); + +int fdisk_partition_set_size(struct fdisk_partition *pa, uint64_t sz); +int fdisk_partition_unset_size(struct fdisk_partition *pa); +fdisk_sector_t fdisk_partition_get_size(struct fdisk_partition *pa); +int fdisk_partition_has_size(struct fdisk_partition *pa); +int fdisk_partition_size_explicit(struct fdisk_partition *pa, int enable); + +int fdisk_partition_has_end(struct fdisk_partition *pa); +fdisk_sector_t fdisk_partition_get_end(struct fdisk_partition *pa); + +int fdisk_partition_set_partno(struct fdisk_partition *pa, size_t num); +int fdisk_partition_unset_partno(struct fdisk_partition *pa); +size_t fdisk_partition_get_partno(struct fdisk_partition *pa); +int fdisk_partition_has_partno(struct fdisk_partition *pa); +int fdisk_partition_cmp_partno(struct fdisk_partition *a, + struct fdisk_partition *b); + +int fdisk_partition_partno_follow_default(struct fdisk_partition *pa, int enable); + +extern int fdisk_partition_set_type(struct fdisk_partition *pa, struct fdisk_parttype *type); +extern struct fdisk_parttype *fdisk_partition_get_type(struct fdisk_partition *pa); +extern int fdisk_partition_set_name(struct fdisk_partition *pa, const char *name); +extern const char *fdisk_partition_get_name(struct fdisk_partition *pa); +extern int fdisk_partition_set_uuid(struct fdisk_partition *pa, const char *uuid); +extern int fdisk_partition_set_attrs(struct fdisk_partition *pa, const char *attrs); +extern const char *fdisk_partition_get_uuid(struct fdisk_partition *pa); +extern const char *fdisk_partition_get_attrs(struct fdisk_partition *pa); +extern int fdisk_partition_is_nested(struct fdisk_partition *pa); +extern int fdisk_partition_is_container(struct fdisk_partition *pa); +extern int fdisk_partition_get_parent(struct fdisk_partition *pa, size_t *parent); +extern int fdisk_partition_is_used(struct fdisk_partition *pa); +extern int fdisk_partition_is_bootable(struct fdisk_partition *pa); +extern int fdisk_partition_is_wholedisk(struct fdisk_partition *pa); +extern int fdisk_partition_to_string(struct fdisk_partition *pa, + struct fdisk_context *cxt, + int id, char **data); + +int fdisk_partition_next_partno(struct fdisk_partition *pa, + struct fdisk_context *cxt, + size_t *n); + +extern int fdisk_partition_end_follow_default(struct fdisk_partition *pa, int enable); +extern int fdisk_partition_end_is_default(struct fdisk_partition *pa); + +extern int fdisk_reorder_partitions(struct fdisk_context *cxt); + +extern int fdisk_partition_has_wipe(struct fdisk_context *cxt, struct fdisk_partition *pa); + + +/* table.c */ +extern struct fdisk_table *fdisk_new_table(void); +extern int fdisk_reset_table(struct fdisk_table *tb); +extern void fdisk_ref_table(struct fdisk_table *tb); +extern void fdisk_unref_table(struct fdisk_table *tb); +extern size_t fdisk_table_get_nents(struct fdisk_table *tb); +extern int fdisk_table_is_empty(struct fdisk_table *tb); +extern int fdisk_table_add_partition(struct fdisk_table *tb, struct fdisk_partition *pa); +extern int fdisk_table_remove_partition(struct fdisk_table *tb, struct fdisk_partition *pa); + +extern int fdisk_get_partitions(struct fdisk_context *cxt, struct fdisk_table **tb); +extern int fdisk_get_freespaces(struct fdisk_context *cxt, struct fdisk_table **tb); + + +extern int fdisk_table_wrong_order(struct fdisk_table *tb); +extern int fdisk_table_sort_partitions(struct fdisk_table *tb, + int (*cmp)(struct fdisk_partition *, + struct fdisk_partition *)); + +extern int fdisk_table_next_partition( + struct fdisk_table *tb, + struct fdisk_iter *itr, + struct fdisk_partition **pa); + +extern struct fdisk_partition *fdisk_table_get_partition( + struct fdisk_table *tb, + size_t n); +extern struct fdisk_partition *fdisk_table_get_partition_by_partno( + struct fdisk_table *tb, + size_t partno); + +extern int fdisk_apply_table(struct fdisk_context *cxt, struct fdisk_table *tb); + +/* alignment.c */ +#define FDISK_ALIGN_UP 1 +#define FDISK_ALIGN_DOWN 2 +#define FDISK_ALIGN_NEAREST 3 + +fdisk_sector_t fdisk_align_lba(struct fdisk_context *cxt, fdisk_sector_t lba, int direction); +fdisk_sector_t fdisk_align_lba_in_range(struct fdisk_context *cxt, + fdisk_sector_t lba, fdisk_sector_t start, fdisk_sector_t stop); +int fdisk_lba_is_phy_aligned(struct fdisk_context *cxt, fdisk_sector_t lba); + +int fdisk_override_geometry(struct fdisk_context *cxt, + unsigned int cylinders, + unsigned int heads, + unsigned int sectors); +int fdisk_save_user_geometry(struct fdisk_context *cxt, + unsigned int cylinders, + unsigned int heads, + unsigned int sectors); +int fdisk_save_user_sector_size(struct fdisk_context *cxt, + unsigned int phy, + unsigned int log); + +int fdisk_save_user_grain(struct fdisk_context *cxt, unsigned long grain); + +int fdisk_has_user_device_properties(struct fdisk_context *cxt); +int fdisk_reset_alignment(struct fdisk_context *cxt); +int fdisk_reset_device_properties(struct fdisk_context *cxt); +int fdisk_reread_partition_table(struct fdisk_context *cxt); +int fdisk_reread_changes(struct fdisk_context *cxt, struct fdisk_table *org); + +/* iter.c */ +enum { + + FDISK_ITER_FORWARD = 0, + FDISK_ITER_BACKWARD +}; +extern struct fdisk_iter *fdisk_new_iter(int direction); +extern void fdisk_free_iter(struct fdisk_iter *itr); +extern void fdisk_reset_iter(struct fdisk_iter *itr, int direction); +extern int fdisk_iter_get_direction(struct fdisk_iter *itr); + + +/* dos.c */ +#define DOS_FLAG_ACTIVE 1 + +extern int fdisk_dos_fix_chs(struct fdisk_context *cxt); +extern int fdisk_dos_move_begin(struct fdisk_context *cxt, size_t i); +extern int fdisk_dos_enable_compatible(struct fdisk_label *lb, int enable); +extern int fdisk_dos_is_compatible(struct fdisk_label *lb); + +/* sun.h */ +extern int fdisk_sun_set_alt_cyl(struct fdisk_context *cxt); +extern int fdisk_sun_set_xcyl(struct fdisk_context *cxt); +extern int fdisk_sun_set_ilfact(struct fdisk_context *cxt); +extern int fdisk_sun_set_rspeed(struct fdisk_context *cxt); +extern int fdisk_sun_set_pcylcount(struct fdisk_context *cxt); + +/** + * fdisk_labelitem_sun: + * @SUN_LABELITEM_LABELID: Label ID + * @SUN_LABELITEM_VTOCID: Volume ID + * @SUN_LABELITEM_RPM: Rpm + * @SUN_LABELITEM_ACYL: Alternate cylinders + * @SUN_LABELITEM_PCYL: Physical cylinders + * @SUN_LABELITEM_APC: Extra sects/cyl + * @SUN_LABELITEM_INTRLV: Interleave + * + * SUN specific label items. + */ +enum fdisk_labelitem_sun { + SUN_LABELITEM_LABELID = __FDISK_NLABELITEMS, + SUN_LABELITEM_VTOCID, + SUN_LABELITEM_RPM, + SUN_LABELITEM_ACYL, + SUN_LABELITEM_PCYL, + SUN_LABELITEM_APC, + SUN_LABELITEM_INTRLV +}; + +/* bsd.c */ +extern int fdisk_bsd_edit_disklabel(struct fdisk_context *cxt); +extern int fdisk_bsd_write_bootstrap(struct fdisk_context *cxt); +extern int fdisk_bsd_link_partition(struct fdisk_context *cxt); + +/** + * fdisk_labelitem_bsd: + * @BSD_LABELITEM_TYPE: type + * @BSD_LABELITEM_DISK: disk + * @BSD_LABELITEM_PACKNAME: packname + * @BSD_LABELITEM_FLAGS: flags (removable, ecc, badsect) + * @BSD_LABELITEM_SECSIZE: Bytes/Sector + * @BSD_LABELITEM_NTRACKS: Tracks/Cylinder + * @BSD_LABELITEM_SECPERCYL: Sectors/Cylinder + * @BSD_LABELITEM_CYLINDERS: Cylinders + * @BSD_LABELITEM_RPM: rpm + * @BSD_LABELITEM_INTERLEAVE: interleave + * @BSD_LABELITEM_TRACKSKEW: trackskew + * @BSD_LABELITEM_CYLINDERSKEW: cylinderskew + * @BSD_LABELITEM_HEADSWITCH: headswitch + * @BSD_LABELITEM_TRKSEEK: track-to-track seek + * + * BSD specific label items. + */ +enum fdisk_labelitem_bsd { + /* specific */ + BSD_LABELITEM_TYPE = __FDISK_NLABELITEMS, + BSD_LABELITEM_DISK, + BSD_LABELITEM_PACKNAME, + BSD_LABELITEM_FLAGS, + BSD_LABELITEM_SECSIZE, + BSD_LABELITEM_NTRACKS, + BSD_LABELITEM_SECPERCYL, + BSD_LABELITEM_CYLINDERS, + BSD_LABELITEM_RPM, + BSD_LABELITEM_INTERLEAVE, + BSD_LABELITEM_TRACKSKEW, + BSD_LABELITEM_CYLINDERSKEW, + BSD_LABELITEM_HEADSWITCH, + BSD_LABELITEM_TRKSEEK +}; + +/* sgi.h */ +#define SGI_FLAG_BOOT 1 +#define SGI_FLAG_SWAP 2 +extern int fdisk_sgi_set_bootfile(struct fdisk_context *cxt); +extern int fdisk_sgi_create_info(struct fdisk_context *cxt); + +/** + * fdisk_labelitem_sgi: + * @SGI_LABELITEM_PCYLCOUNT: Physical cylinders + * @SGI_LABELITEM_SPARECYL: Extra sects/cyl + * @SGI_LABELITEM_ILFACT: nterleave + * @SGI_LABELITEM_BOOTFILE: Bootfile + * + * SGI specific label items. + */ +enum fdisk_labelitem_sgi { + SGI_LABELITEM_PCYLCOUNT = __FDISK_NLABELITEMS, + SGI_LABELITEM_SPARECYL, + SGI_LABELITEM_ILFACT, + SGI_LABELITEM_BOOTFILE +}; + +/* gpt */ + +/* + * GPT partition attributes + */ + +/** + * GPT_FLAG_REQUIRED: + * + * GPT attribute; marks a partition as system partition (disk + * partitioning utilities must preserve the partition as is) + */ +#define GPT_FLAG_REQUIRED 1 + +/** + * GPT_FLAG_NOBLOCK: + * + * GPT attribute; EFI firmware should ignore the content of the + * partition and not try to read from it + */ +#define GPT_FLAG_NOBLOCK 2 + +/** + * GPT_FLAG_LEGACYBOOT: + * + * GPT attribute; use the partition for legacy boot method + */ +#define GPT_FLAG_LEGACYBOOT 3 + +/** + * GPT_FLAG_GUIDSPECIFIC: + * + * GPT attribute; for bites 48-63, defined and used by the individual partition + * type. + * + * The flag GPT_FLAG_GUIDSPECIFIC forces libfdisk to ask (by ask API) + * for a bit number. If you want to toggle specific bit and avoid any + * dialog, then use the bit number (in range 48..63). For example: + * + * // start dialog to ask for bit number + * fdisk_toggle_partition_flag(cxt, n, GPT_FLAG_GUIDSPECIFIC); + * + * // toggle bit 60 + * fdisk_toggle_partition_flag(cxt, n, 60); + */ +#define GPT_FLAG_GUIDSPECIFIC 4 + +extern int fdisk_gpt_is_hybrid(struct fdisk_context *cxt); +extern int fdisk_gpt_set_npartitions(struct fdisk_context *cxt, uint32_t nents); +extern int fdisk_gpt_get_partition_attrs(struct fdisk_context *cxt, size_t partnum, uint64_t *attrs); +extern int fdisk_gpt_set_partition_attrs(struct fdisk_context *cxt, size_t partnum, uint64_t attrs); + +extern void fdisk_gpt_disable_relocation(struct fdisk_label *lb, int disable); +extern void fdisk_gpt_enable_minimize(struct fdisk_label *lb, int enable); + +/** + * fdisk_labelitem_gpt: + * @GPT_LABELITEM_ID: GPT disklabel UUID (!= partition UUID) + * @GPT_LABELITEM_FIRSTLBA: First Usable LBA + * @GPT_LABELITEM_LASTLBA: Last Usable LBA + * @GPT_LABELITEM_ALTLBA: Alternative LBA (backup header LBA) + * @GPT_LABELITEM_ENTRIESLBA: Partitions entries array LBA + * @GPT_LABELITEM_ENTRIESALLOC: Number of allocated entries in entries array + * @GPT_LABELITEM_ENTRIESLASTLBA: Last LBA where is entries array + * + * GPT specific label items. + */ +enum fdisk_labelitem_gpt { + /* generic */ + GPT_LABELITEM_ID = FDISK_LABELITEM_ID, + /* specific */ + GPT_LABELITEM_FIRSTLBA = __FDISK_NLABELITEMS, + GPT_LABELITEM_LASTLBA, + GPT_LABELITEM_ALTLBA, + GPT_LABELITEM_ENTRIESLBA, + GPT_LABELITEM_ENTRIESALLOC, + GPT_LABELITEM_ENTRIESLASTLBA +}; + +/* script.c */ +struct fdisk_script *fdisk_new_script(struct fdisk_context *cxt); +struct fdisk_script *fdisk_new_script_from_file(struct fdisk_context *cxt, + const char *filename); +void fdisk_ref_script(struct fdisk_script *dp); +void fdisk_unref_script(struct fdisk_script *dp); + +const char *fdisk_script_get_header(struct fdisk_script *dp, const char *name); +int fdisk_script_set_header(struct fdisk_script *dp, const char *name, const char *data); +struct fdisk_table *fdisk_script_get_table(struct fdisk_script *dp); +int fdisk_script_set_table(struct fdisk_script *dp, struct fdisk_table *tb); +int fdisk_script_get_nlines(struct fdisk_script *dp); +int fdisk_script_has_force_label(struct fdisk_script *dp); + +int fdisk_script_set_userdata(struct fdisk_script *dp, void *data); +void *fdisk_script_get_userdata(struct fdisk_script *dp); + +int fdisk_script_set_fgets(struct fdisk_script *dp, + char *(*fn_fgets)(struct fdisk_script *, char *, size_t, FILE *)); +int fdisk_script_read_context(struct fdisk_script *dp, struct fdisk_context *cxt); +int fdisk_script_enable_json(struct fdisk_script *dp, int json); +int fdisk_script_write_file(struct fdisk_script *dp, FILE *f); +int fdisk_script_read_file(struct fdisk_script *dp, FILE *f); +int fdisk_script_read_line(struct fdisk_script *dp, FILE *f, char *buf, size_t bufsz); + +int fdisk_set_script(struct fdisk_context *cxt, struct fdisk_script *dp); +struct fdisk_script *fdisk_get_script(struct fdisk_context *cxt); + +int fdisk_apply_script_headers(struct fdisk_context *cxt, struct fdisk_script *dp); +int fdisk_apply_script(struct fdisk_context *cxt, struct fdisk_script *dp); + + +/* ask.c */ +#define fdisk_is_ask(a, x) (fdisk_ask_get_type(a) == FDISK_ASKTYPE_ ## x) + +int fdisk_set_ask(struct fdisk_context *cxt, + int (*ask_cb)(struct fdisk_context *, struct fdisk_ask *, void *), + void *data); + + +void fdisk_ref_ask(struct fdisk_ask *ask); +void fdisk_unref_ask(struct fdisk_ask *ask); +const char *fdisk_ask_get_query(struct fdisk_ask *ask); +int fdisk_ask_get_type(struct fdisk_ask *ask); +const char *fdisk_ask_number_get_range(struct fdisk_ask *ask); +uint64_t fdisk_ask_number_get_default(struct fdisk_ask *ask); +uint64_t fdisk_ask_number_get_low(struct fdisk_ask *ask); +uint64_t fdisk_ask_number_get_high(struct fdisk_ask *ask); +uint64_t fdisk_ask_number_get_result(struct fdisk_ask *ask); +int fdisk_ask_number_set_result(struct fdisk_ask *ask, uint64_t result); +uint64_t fdisk_ask_number_get_base(struct fdisk_ask *ask); +uint64_t fdisk_ask_number_get_unit(struct fdisk_ask *ask); +int fdisk_ask_number_set_relative(struct fdisk_ask *ask, int relative); +int fdisk_ask_number_is_wrap_negative(struct fdisk_ask *ask); +int fdisk_ask_number_inchars(struct fdisk_ask *ask); +int fdisk_ask_partnum(struct fdisk_context *cxt, size_t *partnum, int wantnew); + +int fdisk_ask_number(struct fdisk_context *cxt, + uintmax_t low, + uintmax_t dflt, + uintmax_t high, + const char *query, + uintmax_t *result); +char *fdisk_ask_string_get_result(struct fdisk_ask *ask); +int fdisk_ask_string_set_result(struct fdisk_ask *ask, char *result); +int fdisk_ask_string(struct fdisk_context *cxt, + const char *query, + char **result); +int fdisk_ask_yesno(struct fdisk_context *cxt, + const char *query, + int *result); +int fdisk_ask_yesno_get_result(struct fdisk_ask *ask); +int fdisk_ask_yesno_set_result(struct fdisk_ask *ask, int result); +int fdisk_ask_menu_get_default(struct fdisk_ask *ask); +int fdisk_ask_menu_set_result(struct fdisk_ask *ask, int key); +int fdisk_ask_menu_get_result(struct fdisk_ask *ask, int *key); +int fdisk_ask_menu_get_item(struct fdisk_ask *ask, size_t idx, int *key, + const char **name, const char **desc); +size_t fdisk_ask_menu_get_nitems(struct fdisk_ask *ask); +int fdisk_ask_print_get_errno(struct fdisk_ask *ask); +const char *fdisk_ask_print_get_mesg(struct fdisk_ask *ask); + +int fdisk_info(struct fdisk_context *cxt, const char *fmt, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); +int fdisk_warn(struct fdisk_context *cxt, const char *fmt, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); +int fdisk_warnx(struct fdisk_context *cxt, const char *fmt, ...) + __attribute__ ((__format__ (__printf__, 2, 3))); + +/* utils.h */ +extern char *fdisk_partname(const char *dev, size_t partno); + +#ifdef __cplusplus +} +#endif + +#endif /* _LIBFDISK_H */ |