geom.in.h

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/*
    libparted - a library for manipulating disk partitions
    Copyright (C) 1998-2001, 2005, 2007, 2009-2014, 2019-2023 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program 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 General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef PED_GEOM_H_INCLUDED
#define PED_GEOM_H_INCLUDED
 
typedef struct _PedGeometry     PedGeometry;
 
struct _PedGeometry {
        PedDevice*              dev;
        PedSector               start;
        PedSector               length;
        PedSector               end;
};
 
#include <parted/device.h>
#include <parted/timer.h>
 
extern int ped_geometry_init (PedGeometry* geom, const PedDevice* dev,
                              PedSector start, PedSector length);
extern PedGeometry* ped_geometry_new (const PedDevice* dev, PedSector start,
                                      PedSector length);
extern PedGeometry* ped_geometry_duplicate (const PedGeometry* geom);
extern PedGeometry* ped_geometry_intersect (const PedGeometry* a,
                                            const PedGeometry* b);
extern void ped_geometry_destroy (PedGeometry* geom);
extern int ped_geometry_set (PedGeometry* geom, PedSector start,
                             PedSector length);
extern int ped_geometry_set_start (PedGeometry* geom, PedSector start);
extern int ped_geometry_set_end (PedGeometry* geom, PedSector end);
extern int ped_geometry_test_overlap (const PedGeometry* a,
                                      const PedGeometry* b) _GL_ATTRIBUTE_PURE;
extern int ped_geometry_test_inside (const PedGeometry* a,
                                     const PedGeometry* b) _GL_ATTRIBUTE_PURE;
extern int ped_geometry_test_equal (const PedGeometry* a, const PedGeometry* b)
  _GL_ATTRIBUTE_PURE;
extern int ped_geometry_test_sector_inside (const PedGeometry* geom,
                                            PedSector sect) _GL_ATTRIBUTE_PURE;
 
extern int ped_geometry_read (const PedGeometry* geom, void* buffer,
                              PedSector offset, PedSector count);
extern int ped_geometry_read_alloc (const PedGeometry* geom, void** buffer,
                                    PedSector offset, PedSector count);
extern int ped_geometry_write (PedGeometry* geom, const void* buffer,
                               PedSector offset, PedSector count);
extern PedSector ped_geometry_check (PedGeometry* geom, void* buffer,
                                     PedSector buffer_size, PedSector offset,
                                     PedSector granularity, PedSector count,
                                     PedTimer* timer);
extern int ped_geometry_sync (PedGeometry* geom);
extern int ped_geometry_sync_fast (PedGeometry* geom);
 
/* returns -1 if "sector" is not within dest's space. */
extern PedSector ped_geometry_map (const PedGeometry* dst,
                                   const PedGeometry* src,
                                   PedSector sector) _GL_ATTRIBUTE_PURE;
 
#endif /* PED_GEOM_H_INCLUDED */