/* * libfdisk.h - libfdisk API * * Copyright (C) 2012-2014 Karel Zak * * 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 #include #include /** * LIBFDISK_VERSION: * * Library version string */ #define LIBFDISK_VERSION "2.31.1" #define LIBFDISK_MAJOR_VERSION 2 #define LIBFDISK_MINOR_VERSION 31 #define LIBFDISK_PATCH_VERSION 1 /** * 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 adresses type */ typedef uint64_t fdisk_sector_t; /** * fdisk_labeltype: * * 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: * * Ask API dialog types */ enum fdisk_asktype { FDISK_ASKTYPE_NONE = 0, /* 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 infor message */ FDISK_ASKTYPE_YESNO, /* ask Yes/No question */ FDISK_ASKTYPE_STRING, /* ask for string */ FDISK_ASKTYPE_MENU /* ask for menu item */ }; /* 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_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); 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_has_code_parttypes(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); 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: * * Types of fdisk_field. The fields describe a partition. */ enum fdisk_fieldtype { FDISK_FIELD_NONE = 0, /* generic */ 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 */ /* label specific */ 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 (GPT) */ FDISK_FIELD_SADDR, /* Start-C/H/S (MBR) */ FDISK_FIELD_UUID, /* partition UUID (GPT) */ 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); /** * fdisk_labelitem_gen: * * Generic disklabel items */ enum fdisk_labelitem_gen { FDISK_LABELITEM_ID = 0, /* Unique disk identifier */ __FDISK_NLABELITEMS = 8 /* Specifies reserved range for generic items (0..7) */ }; /* 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_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_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 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 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 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 entries); 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); /** * fdisk_labelitem_gpt: * * GPT specific label items. */ enum fdisk_labelitem_gpt { /* generic */ GPT_LABELITEM_ID = FDISK_LABELITEM_ID, /* GPT disklabel UUID (!= partition UUID) */ /* specific */ GPT_LABELITEM_FIRSTLBA = __FDISK_NLABELITEMS, /* First Usable LBA */ GPT_LABELITEM_LASTLBA, /* Last Usable LBA */ GPT_LABELITEM_ALTLBA, /* Alternative LBA (backup header LBA) */ GPT_LABELITEM_ENTRIESLBA, /* Partitions entires array LBA */ GPT_LABELITEM_ENTRIESALLOC /* Number of allocated entries in entries array */ }; /* 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_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_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, ...); int fdisk_warn(struct fdisk_context *cxt, const char *fmt, ...); int fdisk_warnx(struct fdisk_context *cxt, const char *fmt, ...); /* utils.h */ extern char *fdisk_partname(const char *dev, size_t partno); #ifdef __cplusplus } #endif #endif /* _LIBFDISK_H */