/*

 * Volume section functions

 *

 * Copyright (C) 2006-2026, Joachim Metz <joachim.metz@gmail.com>

 *

 * Refer to AUTHORS for acknowledgements.

 *

 * This program 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 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 Lesser General Public License

 * along with this program.  If not, see <https://www.gnu.org/licenses/>.

 */

#include <common.h>

#include <byte_stream.h>

#include <memory.h>

#include <narrow_string.h>

#include <types.h>

#include "libewf_checksum.h"

#include "libewf_definitions.h"

#include "libewf_io_handle.h"

#include "libewf_libbfio.h"

#include "libewf_libcerror.h"

#include "libewf_libcnotify.h"

#include "libewf_media_values.h"

#include "libewf_section.h"

#include "libewf_section_descriptor.h"

#include "libewf_volume_section.h"

#include "ewf_volume.h"

/* Reads an EWF-E01 (EnCase) volume section

 * Returns 1 if successful or -1 on error

 */

int libewf_volume_section_e01_read_data(

     const uint8_t *data,

     size_t data_size,

     libewf_io_handle_t *io_handle,

     libewf_media_values_t *media_values,

     libcerror_error_t **error )

{

  static char *function        = "libewf_volume_section_e01_read_data";

  uint32_t calculated_checksum = 0;

  uint32_t stored_checksum     = 0;

#if defined( HAVE_DEBUG_OUTPUT )

  uint32_t value_32bit         = 0;

#endif

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_MISSING,

     "%s: missing data.",

     function );

    return( -1 );

  }

  if( data_size != (size_t) sizeof( ewf_volume_t ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid data size value out of bounds.",

     function );

    return( -1 );

  }

  if( io_handle == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid IO handle.",

     function );

    return( -1 );

  }

  if( media_values == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid media values.",

     function );

    return( -1 );

  }

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: volume section data:\n",

     function );

    libcnotify_print_data(

     data,

     data_size,

     LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA );

  }

#endif

  media_values->media_type = ( (ewf_volume_t *) data )->media_type;

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_t *) data )->number_of_chunks,

   media_values->number_of_chunks );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_t *) data )->sectors_per_chunk,

   media_values->sectors_per_chunk );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_t *) data )->bytes_per_sector,

   media_values->bytes_per_sector );

  byte_stream_copy_to_uint64_little_endian(

   ( (ewf_volume_t *) data )->number_of_sectors,

   media_values->number_of_sectors );

  media_values->media_flags = ( (ewf_volume_t *) data )->media_flags;

  io_handle->compression_level = (int8_t) ( (ewf_volume_t *) data )->compression_level;

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_t *) data )->error_granularity,

   media_values->error_granularity );

  if( memory_copy(

       media_values->set_identifier,

       ( (ewf_volume_t *) data )->set_identifier,

       16 ) == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_COPY_FAILED,

     "%s: unable to copy set identifier.",

     function );

    return( -1 );

  }

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_t *) data )->checksum,

   stored_checksum );

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: media type\t\t\t\t: 0x%02" PRIx8 "\n",

     function,

     media_values->media_type );

    libcnotify_printf(

     "%s: unknown1:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown1,

     3,

     0 );

    libcnotify_printf(

     "%s: number of chunks\t\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_chunks );

    libcnotify_printf(

     "%s: sectors per chunk\t\t\t: %" PRIu32 "\n",

     function,

     media_values->sectors_per_chunk );

    libcnotify_printf(

     "%s: bytes per sector\t\t\t: %" PRIu32 "\n",

     function,

     media_values->bytes_per_sector );

    libcnotify_printf(

     "%s: number of sectors\t\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_sectors );

    byte_stream_copy_to_uint32_little_endian(

     ( (ewf_volume_t *) data )->chs_cylinders,

     value_32bit );

    libcnotify_printf(

     "%s: CHS number of cylinders\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    byte_stream_copy_to_uint32_little_endian(

     ( (ewf_volume_t *) data )->chs_heads,

     value_32bit );

    libcnotify_printf(

     "%s: CHS number of heads\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    byte_stream_copy_to_uint32_little_endian(

     ( (ewf_volume_t *) data )->chs_sectors,

     value_32bit );

    libcnotify_printf(

     "%s: CHS number of sectors\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    libcnotify_printf(

     "%s: media flags\t\t\t: 0x%02" PRIx8 "\n",

     function,

     media_values->media_flags );

    libcnotify_printf(

     "%s: unknown2:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown2,

     3,

     0 );

    byte_stream_copy_to_uint32_little_endian(

     ( (ewf_volume_t *) data )->palm_volume_start_sector,

     value_32bit );

    libcnotify_printf(

     "%s: PALM volume start sector\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    libcnotify_printf(

     "%s: unknown3:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown3,

     4,

     0 );

    byte_stream_copy_to_uint32_little_endian(

     ( (ewf_volume_t *) data )->smart_logs_start_sector,

     value_32bit );

    libcnotify_printf(

     "%s: SMART logs start sector\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    libcnotify_printf(

     "%s: compression level\t\t\t: 0x%02" PRIx8 "\n",

     function,

     io_handle->compression_level );

    libcnotify_printf(

     "%s: unknown4:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown4,

     3,

     0 );

    libcnotify_printf(

     "%s: error granularity\t\t\t: %" PRIu32 "\n",

     function,

     media_values->error_granularity );

    libcnotify_printf(

     "%s: unknown5:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown5,

     4,

     0 );

    libcnotify_printf(

     "%s: set identifier:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->set_identifier,

     16,

     0 );

    libcnotify_printf(

     "%s: unknown6:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->unknown6,

     963,

     LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA );

    libcnotify_printf(

     "%s: signature:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_t *) data )->signature,

     5,

     0 );

    libcnotify_printf(

     "%s: checksum\t\t\t\t: 0x%08" PRIx32 "\n",

     function,

     stored_checksum );

    libcnotify_printf(

     "\n" );

  }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

  if( libewf_checksum_calculate_adler32(

       &calculated_checksum,

       data,

       data_size - 4,

       1,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_SET_FAILED,

     "%s: unable to calculate checksum.",

     function );

    return( -1 );

  }

  if( stored_checksum != calculated_checksum )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_INPUT,

     LIBCERROR_INPUT_ERROR_CHECKSUM_MISMATCH,

     "%s: checksum does not match (stored: 0x%08" PRIx32 ", calculated: 0x%08" PRIx32 ").",

     function,

     stored_checksum,

     calculated_checksum );

    return( -1 );

  }

  return( 1 );

}

/* Reads an EWF-E01 (EnCase) volume section

 * Returns the number of bytes read or -1 on error

 */

ssize_t libewf_volume_section_e01_read_file_io_pool(

         libewf_section_descriptor_t *section_descriptor,

         libewf_io_handle_t *io_handle,

         libbfio_pool_t *file_io_pool,

         int file_io_pool_entry,

         libewf_media_values_t *media_values,

         libcerror_error_t **error )

{

  uint8_t *section_data    = NULL;

  static char *function    = "libewf_volume_section_e01_read_file_io_pool";

  size_t section_data_size = 0;

  ssize_t read_count       = 0;

  if( section_descriptor == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid section descriptor.",

     function );

    return( -1 );

  }

  read_count = libewf_section_read_data(

                section_descriptor,

                io_handle,

                file_io_pool,

                file_io_pool_entry,

                &section_data,

                &section_data_size,

                error );

  if( read_count == -1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_IO,

     LIBCERROR_IO_ERROR_READ_FAILED,

     "%s: unable to read section data.",

     function );

    goto on_error;

  }

  else if( read_count != 0 )

  {

    if( libewf_volume_section_e01_read_data(

         section_data,

         section_data_size,

         io_handle,

         media_values,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_IO,

       LIBCERROR_IO_ERROR_READ_FAILED,

       "%s: unable to read EWF-E01 volume section.",

       function );

      goto on_error;

    }

    memory_free(

     section_data );

  }

  return( read_count );

on_error:

  if( section_data != NULL )

  {

    memory_free(

     section_data );

  }

  return( -1 );

}

/* Reads an EWF-E01 (EnCase) volume section

 * Returns 1 if successful or -1 on error

 */

int libewf_volume_section_e01_write_data(

     uint8_t *data,

     size_t data_size,

     libewf_io_handle_t *io_handle,

     libewf_media_values_t *media_values,

     libcerror_error_t **error )

{

  static char *function        = "libewf_volume_section_e01_write_data";

  uint32_t calculated_checksum = 0;

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_MISSING,

     "%s: missing data.",

     function );

    return( -1 );

  }

  if( data_size != (size_t) sizeof( ewf_volume_t ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid data size value out of bounds.",

     function );

    return( -1 );

  }

  if( io_handle == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid IO handle.",

     function );

    return( -1 );

  }

  if( media_values == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid media values.",

     function );

    return( -1 );

  }

  if( memory_set(

       data,

       0,

       data_size ) == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_SET_FAILED,

     "%s: unable to clear data.",

     function );

    return( 1 );

  }

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: media type\t\t\t: 0x%02" PRIx8 "\n",

     function,

     media_values->media_type );

    libcnotify_printf(

     "%s: number of chunks\t\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_chunks );

    libcnotify_printf(

     "%s: sectors per chunk\t\t\t: %" PRIu32 "\n",

     function,

     media_values->sectors_per_chunk );

    libcnotify_printf(

     "%s: bytes per sector\t\t\t: %" PRIu32 "\n",

     function,

     media_values->bytes_per_sector );

    libcnotify_printf(

     "%s: number of sectors\t\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_sectors );

    libcnotify_printf(

     "%s: media flags\t\t\t: 0x%02" PRIx8 "\n",

     function,

     media_values->media_flags );

    libcnotify_printf(

     "%s: compression level\t\t\t: 0x%02" PRIx8 "\n",

     function,

     io_handle->compression_level );

    libcnotify_printf(

     "%s: error granularity\t\t\t: %" PRIu32 "\n",

     function,

     media_values->error_granularity );

    libcnotify_printf(

     "%s: set identifier:\n",

     function );

    libcnotify_print_data(

     media_values->set_identifier,

     16,

     0 );

  }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

  ( (ewf_volume_t *) data )->media_type = media_values->media_type;

  ( (ewf_volume_t *) data )->media_flags = media_values->media_flags;

  byte_stream_copy_from_uint32_little_endian(

   ( (ewf_volume_t *) data )->number_of_chunks,

   (uint32_t) media_values->number_of_chunks );

  byte_stream_copy_from_uint32_little_endian(

   ( (ewf_volume_t *) data )->sectors_per_chunk,

   media_values->sectors_per_chunk );

  byte_stream_copy_from_uint32_little_endian(

   ( (ewf_volume_t *) data )->bytes_per_sector,

   media_values->bytes_per_sector );

  byte_stream_copy_from_uint64_little_endian(

   ( (ewf_volume_t *) data )->number_of_sectors,

   media_values->number_of_sectors );

  if( ( io_handle->format == LIBEWF_FORMAT_ENCASE5 )

   || ( io_handle->format == LIBEWF_FORMAT_ENCASE6 )

   || ( io_handle->format == LIBEWF_FORMAT_ENCASE7 )

   || ( io_handle->format == LIBEWF_FORMAT_LINEN5 )

   || ( io_handle->format == LIBEWF_FORMAT_LINEN6 )

   || ( io_handle->format == LIBEWF_FORMAT_LINEN7 )

   || ( io_handle->format == LIBEWF_FORMAT_EWFX ) )

  {

    ( (ewf_volume_t *) data )->compression_level = (uint8_t) io_handle->compression_level;

    if( memory_copy(

         ( (ewf_volume_t *) data )->set_identifier,

         media_values->set_identifier,

         16 ) == NULL )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_MEMORY,

       LIBCERROR_MEMORY_ERROR_COPY_FAILED,

       "%s: unable to copy set identifier.",

       function );

      return( 1 );

    }

    byte_stream_copy_from_uint32_little_endian(

     ( (ewf_volume_t *) data )->error_granularity,

     media_values->error_granularity );

  }

  if( libewf_checksum_calculate_adler32(

       &calculated_checksum,

       data,

       data_size - 4,

       1,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_SET_FAILED,

     "%s: unable to calculate checksum.",

     function );

    return( 1 );

  }

  byte_stream_copy_from_uint32_little_endian(

   ( (ewf_volume_t *) data )->checksum,

   calculated_checksum );

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: volume has %" PRIu64 " chunks of %" PRIi32 " bytes (%" PRIi32 " sectors) each.\n",

     function,

     media_values->number_of_chunks,

     media_values->chunk_size,

     media_values->sectors_per_chunk );

    libcnotify_printf(

     "%s: volume has %" PRIu64 " sectors of %" PRIi32 " bytes each.\n",

     function,

     media_values->number_of_sectors,

     media_values->bytes_per_sector );

  }

#endif

  return( 1 );

}

/* Writes an EWF-E01 (EnCase) volume section

 * Returns the number of bytes read or -1 on error

 */

ssize_t libewf_volume_section_e01_write_file_io_pool(

         libewf_section_descriptor_t *section_descriptor,

         libewf_io_handle_t *io_handle,

         libbfio_pool_t *file_io_pool,

         int file_io_pool_entry,

         off64_t section_offset,

         libewf_media_values_t *media_values,

         libcerror_error_t **error )

{

  uint8_t *section_data     = NULL;

  static char *function     = "libewf_volume_section_e01_write_file_io_pool";

  size_t section_data_size  = 0;

  ssize_t total_write_count = 0;

  ssize_t write_count       = 0;

  if( section_descriptor == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid section descriptor.",

     function );

    return( -1 );

  }

  if( io_handle == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid IO handle.",

     function );

    return( -1 );

  }

  if( media_values == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid media values.",

     function );

    return( -1 );

  }

  if( media_values->number_of_chunks > (uint64_t) UINT32_MAX )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid media values - number of chunks value out of bounds.",

     function );

    return( -1 );

  }

  if( libewf_section_descriptor_set(

       section_descriptor,

       0,

       (uint8_t *) "volume",

       6,

       section_offset,

       (size64_t) ( sizeof( ewf_section_descriptor_v1_t ) + sizeof( ewf_volume_t ) ),

       (size64_t) sizeof( ewf_volume_t ),

       0,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_SET_FAILED,

     "%s: unable to set section descriptor.",

     function );

    goto on_error;

  }

  write_count = libewf_section_descriptor_write_file_io_pool(

                 section_descriptor,

                 file_io_pool,

                 file_io_pool_entry,

                 1,

                 error );

  if( write_count != (ssize_t) sizeof( ewf_section_descriptor_v1_t ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_IO,

     LIBCERROR_IO_ERROR_WRITE_FAILED,

     "%s: unable to write section descriptor.",

     function );

    goto on_error;

  }

  total_write_count += write_count;

  section_data_size = sizeof( ewf_volume_t );

  section_data = (uint8_t *) memory_allocate(

                              section_data_size );

  if( section_data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_INSUFFICIENT,

     "%s: unable to create section data.",

     function );

    goto on_error;

  }

  if( libewf_volume_section_e01_write_data(

       section_data,

       section_data_size,

       io_handle,

       media_values,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_IO,

     LIBCERROR_IO_ERROR_READ_FAILED,

     "%s: unable to write section data.",

     function );

    goto on_error;

  }

  write_count = libewf_section_write_data(

                 section_descriptor,

                 io_handle,

                 file_io_pool,

                 file_io_pool_entry,

                 section_data,

                 section_data_size,

                 error );

  if( write_count == -1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_IO,

     LIBCERROR_IO_ERROR_WRITE_FAILED,

     "%s: unable to write section data.",

     function );

    goto on_error;

  }

  total_write_count += write_count;

  memory_free(

   section_data );

  return( total_write_count );

on_error:

  if( section_data != NULL )

  {

    memory_free(

     section_data );

  }

  return( -1 );

}

/* Reads an EWF-S01 (SMART) volume section

 * Returns 1 if successful or -1 on error

 */

int libewf_volume_section_s01_read_data(

     const uint8_t *data,

     size_t data_size,

     libewf_io_handle_t *io_handle,

     libewf_media_values_t *media_values,

     libcerror_error_t **error )

{

  static char *function        = "libewf_volume_section_s01_read_data";

  uint32_t calculated_checksum = 0;

  uint32_t stored_checksum     = 0;

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_MISSING,

     "%s: missing data.",

     function );

    return( -1 );

  }

  if( data_size != (size_t) sizeof( ewf_volume_smart_t ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid data size value out of bounds.",

     function );

    return( -1 );

  }

  if( io_handle == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid IO handle.",

     function );

    return( -1 );

  }

  if( media_values == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid media values.",

     function );

    return( -1 );

  }

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: volume data:\n",

     function );

    libcnotify_print_data(

     data,

     data_size,

     LIBCNOTIFY_PRINT_DATA_FLAG_GROUP_DATA );

  }

#endif

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_smart_t *) data )->number_of_chunks,

   media_values->number_of_chunks );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_smart_t *) data )->sectors_per_chunk,

   media_values->sectors_per_chunk );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_smart_t *) data )->bytes_per_sector,

   media_values->bytes_per_sector );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_smart_t *) data )->number_of_sectors,

   media_values->number_of_sectors );

  byte_stream_copy_to_uint32_little_endian(

   ( (ewf_volume_smart_t *) data )->checksum,

   stored_checksum );

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: unknown1:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_smart_t *) data )->unknown1,

     4,

     0 );

    libcnotify_printf(

     "%s: number of chunks\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_chunks );

    libcnotify_printf(

     "%s: sectors per chunk\t\t: %" PRIu32 "\n",

     function,

     media_values->sectors_per_chunk );

    libcnotify_printf(

     "%s: bytes per sector\t\t: %" PRIu32 "\n",

     function,

     media_values->bytes_per_sector );

    libcnotify_printf(

     "%s: number of sectors\t\t: %" PRIu64 "\n",

     function,

     media_values->number_of_sectors );

    libcnotify_printf(

     "%s: unknown2:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_smart_t *) data )->unknown2,

     20,

     0 );

    libcnotify_printf(

     "%s: unknown3:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_smart_t *) data )->unknown3,

     45,

     0 );

    libcnotify_printf(

     "%s: signature:\n",

     function );

    libcnotify_print_data(

     ( (ewf_volume_smart_t *) data )->signature,

     5,

     0 );

    libcnotify_printf(

     "%s: checksum\t\t\t\t: 0x%08" PRIx32 "\n",

     function,

     stored_checksum );

    libcnotify_printf(

     "\n" );

  }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

  if( memory_compare(

       (void *) ( (ewf_volume_smart_t *) data )->signature,

       (void *) "SMART",

       5 ) == 0 )

  {

    io_handle->format = LIBEWF_FORMAT_SMART;

  }

  else

  {

    io_handle->format = LIBEWF_FORMAT_EWF;

  }

  if( libewf_checksum_calculate_adler32(

       &calculated_checksum,

       data,

       data_size - 4,

       1,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,