/*

 * Template functions

 *

 * Copyright (C) 2011-2023, 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 <system_string.h>

#include <types.h>

#include "libfwevt_debug.h"

#include "libfwevt_definitions.h"

#include "libfwevt_libcdata.h"

#include "libfwevt_libcerror.h"

#include "libfwevt_libcnotify.h"

#include "libfwevt_libfguid.h"

#include "libfwevt_template.h"

#include "libfwevt_xml_document.h"

#include "libfwevt_xml_template_value.h"

#include "fwevt_template.h"

/* Creates a template

 * Make sure the value template is referencing, is set to NULL

 * Returns 1 if successful or -1 on error

 */

int libfwevt_template_initialize(

     libfwevt_template_t **wevt_template,

     libcerror_error_t **error )

{

  libfwevt_internal_template_t *internal_template = NULL;

  static char *function                           = "libfwevt_template_initialize";

  if( wevt_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  if( *wevt_template != NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,

     "%s: invalid template value already set.",

     function );

    return( -1 );

  }

  internal_template = memory_allocate_structure(

                       libfwevt_internal_template_t );

  if( internal_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_INSUFFICIENT,

     "%s: unable to create template.",

     function );

    goto on_error;

  }

  if( memory_set(

       internal_template,

       0,

       sizeof( libfwevt_internal_template_t ) ) == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_SET_FAILED,

     "%s: unable to clear template.",

     function );

    goto on_error;

  }

  if( libcdata_array_initialize(

       &( internal_template->values_array ),

       0,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

     "%s: unable to create values array.",

     function );

    goto on_error;

  }

  internal_template->ascii_codepage = 1252;

  *wevt_template = (libfwevt_template_t *) internal_template;

  return( 1 );

on_error:

  if( internal_template != NULL )

  {

    memory_free(

     internal_template );

  }

  return( -1 );

}

/* Frees a template

 * Returns 1 if successful or -1 on error

 */

int libfwevt_template_free(

     libfwevt_template_t **wevt_template,

     libcerror_error_t **error )

{

  libfwevt_internal_template_t *internal_template = NULL;

  static char *function                           = "libfwevt_template_free";

  int result                                      = 1;

  if( wevt_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  if( *wevt_template != NULL )

  {

    internal_template = (libfwevt_internal_template_t *) *wevt_template;

    if( internal_template->is_managed == 0 )

    {

      if( libfwevt_internal_template_free(

           (libfwevt_internal_template_t **) wevt_template,

           error ) != 1 )

      {

        libcerror_error_set(

         error,

         LIBCERROR_ERROR_DOMAIN_RUNTIME,

         LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

         "%s: unable to free template.",

         function );

        result = -1;

      }

    }

    *wevt_template = NULL;

  }

  return( result );

}

/* Frees a template

 * Returns 1 if successful or -1 on error

 */

int libfwevt_internal_template_free(

     libfwevt_internal_template_t **internal_template,

     libcerror_error_t **error )

{

  static char *function = "libfwevt_internal_template_free";

  int result            = 1;

  if( internal_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  if( *internal_template != NULL )

  {

    if( ( *internal_template )->data != NULL )

    {

      memory_free(

       ( *internal_template )->data );

    }

    if( libcdata_array_free(

         &( ( *internal_template )->values_array ),

         (int (*)(intptr_t **, libcerror_error_t **)) &libfwevt_xml_template_value_free,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

       "%s: unable to free values array.",

       function );

      result = -1;

    }

    memory_free(

     *internal_template );

    *internal_template = NULL;

  }

  return( result );

}

/* Reads the template

 * Returns 1 if successful or -1 on error

 */

int libfwevt_template_read(

     libfwevt_template_t *wevt_template,

     const uint8_t *data,

     size_t data_size,

     size_t data_offset,

     libcerror_error_t **error )

{

  libfwevt_internal_template_t *internal_template = NULL;

  static char *function                           = "libfwevt_template_read";

#if defined( HAVE_DEBUG_OUTPUT )

  libfwevt_xml_document_t *xml_document           = NULL;

#endif

  if( wevt_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  internal_template = (libfwevt_internal_template_t *) wevt_template;

  if( internal_template->data != NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,

     "%s: invalid template - data value already set.",

     function );

    return( -1 );

  }

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid data.",

     function );

    return( -1 );

  }

  if( data_size > (size_t) SSIZE_MAX )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,

     "%s: invalid data size value exceeds maximum.",

     function );

    return( -1 );

  }

  if( data_offset >= data_size )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS,

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

     function );

    return( -1 );

  }

  if( libfwevt_template_read_header(

       internal_template,

       &( data[ data_offset ] ),

       data_size - data_offset,

       error ) != 1 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_IO,

     LIBCERROR_IO_ERROR_READ_FAILED,

     "%s: unable to read template header.",

     function );

    goto on_error;

  }

  if( ( internal_template->size == 0 )

   || ( (size_t) internal_template->size > ( data_size - data_offset ) )

   || ( (size_t) internal_template->size > MEMORY_MAXIMUM_ALLOCATION_SIZE ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

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

     function );

    goto on_error;

  }

  internal_template->data = (uint8_t *) memory_allocate(

                                         sizeof( uint8_t ) * internal_template->size );

  if( internal_template->data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_INSUFFICIENT,

     "%s: unable to create data.",

     function );

    goto on_error;

  }

  if( memory_copy(

       internal_template->data,

       &( data[ data_offset ] ),

       (size_t) internal_template->size ) == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_MEMORY,

     LIBCERROR_MEMORY_ERROR_COPY_FAILED,

     "%s: unable to copy data.",

     function );

    goto on_error;

  }

  internal_template->data_size = (size_t) internal_template->size;

  internal_template->offset    = (uint32_t) data_offset;

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    if( libfwevt_xml_document_initialize(

         &xml_document,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

       "%s: unable to create XML document.",

       function );

      goto on_error;

    }

    if( libfwevt_template_read_xml_document(

         wevt_template,

         xml_document,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_IO,

       LIBCERROR_IO_ERROR_READ_FAILED,

       "%s: unable to read binary XML document.",

       function );

      goto on_error;

    }

    libcnotify_printf(

     "%s: XML document:\n",

     function );

    if( libfwevt_xml_document_debug_print(

         xml_document,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_PRINT_FAILED,

       "%s: unable to print XML document.",

       function );

      goto on_error;

    }

    libcnotify_printf(

     "\n" );

    if( libfwevt_xml_document_free(

         &xml_document,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

       "%s: unable to free XML document.",

       function );

      goto on_error;

    }

  }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

  return( 1 );

on_error:

#if defined( HAVE_DEBUG_OUTPUT )

  if( xml_document != NULL )

  {

    libfwevt_xml_document_free(

     &xml_document,

     NULL );

  }

#endif

  if( internal_template->data != NULL )

  {

    memory_free(

     internal_template->data );

    internal_template->data = NULL;

  }

  return( -1 );

}

/* Reads the template header

 * Returns 1 if successful or -1 on error

 */

int libfwevt_template_read_header(

     libfwevt_internal_template_t *internal_template,

     const uint8_t *data,

     size_t data_size,

     libcerror_error_t **error )

{

  static char *function = "libfwevt_template_read_header";

#if defined( HAVE_DEBUG_OUTPUT )

  uint32_t value_32bit  = 0;

#endif

  if( internal_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid data.",

     function );

    return( -1 );

  }

  if( ( data_size < sizeof( fwevt_template_header_t ) )

   || ( data_size > (size_t) SSIZE_MAX ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS,

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

     function );

    return( -1 );

  }

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: template header data:\n",

     function );

    libcnotify_print_data(

     data,

     sizeof( fwevt_template_header_t ),

     0 );

  }

#endif

  byte_stream_copy_to_uint32_little_endian(

   ( (fwevt_template_header_t *) data )->size,

   internal_template->size );

  byte_stream_copy_to_uint32_little_endian(

   ( (fwevt_template_header_t *) data )->number_of_descriptors,

   internal_template->number_of_descriptors );

  byte_stream_copy_to_uint32_little_endian(

   ( (fwevt_template_header_t *) data )->number_of_names,

   internal_template->number_of_names );

  byte_stream_copy_to_uint32_little_endian(

   ( (fwevt_template_header_t *) data )->instance_values_offset,

   internal_template->instance_values_offset );

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: signature\t\t\t\t: %c%c%c%c\n",

     function,

     ( (fwevt_template_header_t *) data )->signature[ 0 ],

     ( (fwevt_template_header_t *) data )->signature[ 1 ],

     ( (fwevt_template_header_t *) data )->signature[ 2 ],

     ( (fwevt_template_header_t *) data )->signature[ 3 ] );

    libcnotify_printf(

     "%s: size\t\t\t\t\t: %" PRIu32 "\n",

     function,

     internal_template->size );

    libcnotify_printf(

     "%s: number of descriptors\t\t\t: %" PRIu32 "\n",

     function,

     internal_template->number_of_descriptors );

    libcnotify_printf(

     "%s: number of names\t\t\t\t: %" PRIu32 "\n",

     function,

     internal_template->number_of_names );

    libcnotify_printf(

     "%s: instance values offset\t\t\t: 0x%08" PRIx32 "\n",

     function,

     internal_template->instance_values_offset );

    byte_stream_copy_to_uint32_little_endian(

     ( (fwevt_template_header_t *) data )->unknown1,

     value_32bit );

    libcnotify_printf(

     "%s: unknown1\t\t\t\t\t: %" PRIu32 "\n",

     function,

     value_32bit );

    if( libfwevt_debug_print_guid_value(

         function,

         "identifier\t\t\t\t",

         ( (fwevt_template_header_t *) data )->identifier,

         16,

         LIBFGUID_ENDIAN_LITTLE,

         LIBFGUID_STRING_FORMAT_FLAG_USE_LOWER_CASE,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_PRINT_FAILED,

       "%s: unable to print GUID value.",

       function );

      return( -1 );

    }

    libcnotify_printf(

     "\n" );

  }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

  if( memory_compare(

       ( (fwevt_template_header_t *) data )->signature,

       "TEMP",

       4 ) != 0 )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE,

     "%s: unsupported template signature.",

     function );

    return( -1 );

  }

  return( 1 );

}

/* Reads the template instance values

 * Returns 1 if successful or -1 on error

 */

int libfwevt_template_read_instance_values(

     libfwevt_internal_template_t *internal_template,

     const uint8_t *data,

     size_t data_size,

     libcerror_error_t **error )

{

  libfwevt_xml_template_value_t *template_value = NULL;

  static char *function                         = "libfwevt_template_read_instance_values";

  uint32_t instance_values_data_offset          = 0;

  uint32_t first_template_value_data_offset     = 0;

  uint32_t template_value_data_offset           = 0;

  uint16_t template_value_data_size             = 0;

  uint8_t template_value_type                   = 0;

  int entry_index                               = 0;

  int template_value_index                      = 0;

#if defined( HAVE_DEBUG_OUTPUT )

  uint32_t value_32bit                          = 0;

  uint16_t value_16bit                          = 0;

#endif

  if( internal_template == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid template.",

     function );

    return( -1 );

  }

  if( data == NULL )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,

     "%s: invalid data.",

     function );

    return( -1 );

  }

  if( ( data_size < 20 )

   || ( data_size > (size_t) SSIZE_MAX ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_ARGUMENTS,

     LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS,

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

     function );

    return( -1 );

  }

  if( (size_t) internal_template->size > data_size )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

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

     function );

    goto on_error;

  }

  if( internal_template->number_of_descriptors == 0 )

  {

    /* The data offset should either be 0 or point to the end of the data

     */

    if( ( internal_template->instance_values_offset != 0 )

     && ( internal_template->instance_values_offset != ( internal_template->offset + internal_template->size ) ) )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

       "%s: invalid template - instance values offset value out of bounds.",

       function );

      goto on_error;

    }

    return( 1 );

  }

  if( internal_template->instance_values_offset < internal_template->offset )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid template - instance values offset value out of bounds.",

     function );

    goto on_error;

  }

  instance_values_data_offset = internal_template->instance_values_offset - internal_template->offset;

  if( ( instance_values_data_offset < sizeof( fwevt_template_header_t ) )

   || ( instance_values_data_offset >= (size_t) internal_template->size ) )

  {

    libcerror_error_set(

     error,

     LIBCERROR_ERROR_DOMAIN_RUNTIME,

     LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

     "%s: invalid instance values data offset value out of bounds.",

     function );

    goto on_error;

  }

#if defined( HAVE_DEBUG_OUTPUT )

  if( libcnotify_verbose != 0 )

  {

    libcnotify_printf(

     "%s: reading template instance values data at offset: %" PRIzd " (0x%08" PRIzx "):\n",

     function,

     internal_template->instance_values_offset,

     internal_template->instance_values_offset );

    libcnotify_printf(

     "%s: template instance values data:\n",

     function );

    libcnotify_print_data(

     &( data[ instance_values_data_offset ] ),

     internal_template->size - instance_values_data_offset,

     0 );

  }

#endif

  do

  {

    if( instance_values_data_offset > ( data_size - 20 ) )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

       "%s: invalid template - data too small.",

       function );

      goto on_error;

    }

#if defined( HAVE_DEBUG_OUTPUT )

    if( libcnotify_verbose != 0 )

    {

      libcnotify_printf(

       "%s: value: %02d header data:\n",

       function,

       template_value_index );

      libcnotify_print_data(

       &( data[ instance_values_data_offset ] ),

       20,

       0 );

    }

#endif

/* TODO change xml template value to handle this type */

    template_value_type = data[ instance_values_data_offset + 4 ];

    byte_stream_copy_to_uint32_little_endian(

     &( data[ instance_values_data_offset + 16 ] ),

     template_value_data_offset );

#if defined( HAVE_DEBUG_OUTPUT )

    if( libcnotify_verbose != 0 )

    {

      byte_stream_copy_to_uint32_little_endian(

       &( data[ instance_values_data_offset ] ),

       value_32bit );

      libcnotify_printf(

       "%s: value: %02d unknown1\t\t: 0x%08" PRIx32 "\n",

       function,

       template_value_index,

       value_32bit );

      libcnotify_printf(

       "%s: value: %02d type\t\t\t: 0x%02" PRIx8 " (",

       function,

       template_value_index,

       template_value_type );

      libfwevt_debug_print_value_type(

       template_value_type );

      libcnotify_printf(

       ")\n" );

      libcnotify_printf(

       "%s: value: %02d unknown2\t\t: 0x%02" PRIx8 "\n",

       function,

       template_value_index,

       data[ instance_values_data_offset + 5 ] );

      byte_stream_copy_to_uint16_little_endian(

       &( data[ instance_values_data_offset + 6 ] ),

       value_16bit );

      libcnotify_printf(

       "%s: value: %02d unknown3\t\t: 0x%04" PRIx16 "\n",

       function,

       template_value_index,

       value_16bit );

      byte_stream_copy_to_uint32_little_endian(

       &( data[ instance_values_data_offset + 8 ] ),

       value_32bit );

      libcnotify_printf(

       "%s: value: %02d unknown4\t\t: 0x%08" PRIx32 "\n",

       function,

       template_value_index,

       value_32bit );

      byte_stream_copy_to_uint32_little_endian(

       &( data[ instance_values_data_offset + 12 ] ),

       value_32bit );

      libcnotify_printf(

       "%s: value: %02d unknown5\t\t: 0x%08" PRIx32 "\n",

       function,

       template_value_index,

       value_32bit );

      libcnotify_printf(

       "%s: value: %02d offset\t\t: 0x%08" PRIx32 "\n",

       function,

       template_value_index,

       template_value_data_offset );

    }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

    instance_values_data_offset += 20;

    if( template_value_data_offset < internal_template->offset )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

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

       function );

      goto on_error;

    }

    template_value_data_offset -= internal_template->offset;

    if( template_value_data_offset >= data_size )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

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

       function );

      goto on_error;

    }

    if( template_value_data_offset > ( data_size - 4 ) )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

       "%s: invalid template - data too small.",

       function );

      goto on_error;

    }

    if( first_template_value_data_offset == 0 )

    {

      first_template_value_data_offset = template_value_data_offset;

    }

    byte_stream_copy_to_uint32_little_endian(

     &( data[ template_value_data_offset ] ),

     template_value_data_size );

    if( template_value_data_size > ( data_size - template_value_data_offset ) )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

       "%s: invalid template - data too small.",

       function );

      goto on_error;

    }

#if defined( HAVE_DEBUG_OUTPUT )

    if( libcnotify_verbose != 0 )

    {

      libcnotify_printf(

       "%s: value: %02d value data:\n",

       function,

       template_value_index );

      libcnotify_print_data(

       &( data[ template_value_data_offset ] ),

       template_value_data_size,

       0 );

    }

#endif

    if( template_value_data_size > 0 )

    {

      if( template_value_data_size < 4 )

      {

        libcerror_error_set(

         error,

         LIBCERROR_ERROR_DOMAIN_RUNTIME,

         LIBCERROR_RUNTIME_ERROR_VALUE_OUT_OF_BOUNDS,

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

         function );

        goto on_error;

      }

      template_value_data_size -= 4;

    }

    template_value_data_offset += 4;

#if defined( HAVE_DEBUG_OUTPUT )

    if( libcnotify_verbose != 0 )

    {

      libcnotify_printf(

       "%s: value: %02d size\t\t\t: %" PRIu32 "\n",

       function,

       template_value_index,

       template_value_data_size );

      libcnotify_printf(

       "%s: value: %02d data:\n",

       function,

       template_value_index );

      libcnotify_print_data(

       &( data[ template_value_data_offset ] ),

       template_value_data_size,

       0 );

    }

#endif /* defined( HAVE_DEBUG_OUTPUT ) */

    if( libfwevt_xml_template_value_initialize(

         &template_value,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,

       "%s: unable to create template value.",

       function );

      goto on_error;

    }

    if( libfwevt_xml_template_value_set_flags(

         template_value,

         LIBFWEVT_XML_TEMPLATE_VALUE_FLAG_IS_DEFINITION,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_SET_FAILED,

       "%s: unable to set template value flags.",

       function );

      goto on_error;

    }

    if( libfwevt_xml_template_value_set_type(

         template_value,

         template_value_type,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_SET_FAILED,

       "%s: unable to set template value type.",

       function );

      goto on_error;

    }

    if( libfwevt_xml_template_value_set_offset(

         template_value,

         template_value_data_offset,

         error ) != 1 )

    {

      libcerror_error_set(

       error,

       LIBCERROR_ERROR_DOMAIN_RUNTIME,

       LIBCERROR_RUNTIME_ERROR_SET_FAILED,