src/add-ons/kernel/bus_managers/scsi/KernelExport_ext.h

   1 /*
   2  * Copyright 2004-2006, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
   3  * Copyright 2002/03, Thomas Kurschel. All rights reserved.
   4  *
   5  * Distributed under the terms of the MIT License.
   6  */
   7
   8 /*
   9         Functions that are missing in kernel.
  10 */
  11
  12 #ifndef _KERNEL_EXPORT_EXT_H
  13 #define _KERNEL_EXPORT_EXT_H
  14
  15
  16 #include <sys/cdefs.h>
  17
  18 #include <KernelExport.h>
  19 #include <iovec.h>
  20
  21
  22 __BEGIN_DECLS
  23
  24
  25 // get memory map of iovec
  26 status_t get_iovec_memory_map(
  27         iovec *vec,                             // iovec to analyze
  28         size_t vec_count,                       // number of entries in vec
  29         size_t vec_offset,                      // number of bytes to skip at beginning of vec
  30         size_t len,                             // number of bytes to analyze
  31         physical_entry *map,            // resulting memory map
  32         size_t max_entries,             // max number of entries in map
  33         size_t *num_entries,            // actual number of map entries used
  34         size_t *mapped_len                      // actual number of bytes described by map
  35 );
  36
  37
  38 __END_DECLS
  39
  40
  41 #endif