/* Frees the element * Returns 1 if successful or -1 on error */ int libfdata_list_element_free( libfdata_list_element_t **element, liberror_error_t **error ) { libfdata_internal_list_element_t *internal_element = NULL; static char *function = "libfdata_list_element_free"; int result = 1; if( element == NULL ) { liberror_error_set( error, LIBERROR_ERROR_DOMAIN_ARGUMENTS, LIBERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid element.", function ); return( -1 ); } if( *element != NULL ) { internal_element = (libfdata_internal_list_element_t *) *element; *element = NULL; if( internal_element->data_range == NULL ) { liberror_error_set( error, LIBERROR_ERROR_DOMAIN_RUNTIME, LIBERROR_RUNTIME_ERROR_VALUE_MISSING, "%s: invalid element - missing data range.", function ); return( -1 ); } if( internal_element->data_range != NULL ) { if( libfdata_range_free( &( internal_element->data_range ), error ) != 1 ) { liberror_error_set( error, LIBERROR_ERROR_DOMAIN_RUNTIME, LIBERROR_RUNTIME_ERROR_FINALIZE_FAILED, "%s: unable to free data range.", function ); result = -1; } } memory_free( internal_element ); } return( result ); }
/* Clones (duplicates) the element * Returns 1 if successful or -1 on error */ int libfdata_list_element_clone( libfdata_list_element_t **destination_element, libfdata_list_element_t *source_element, libfdata_list_t *list, int element_index, libcerror_error_t **error ) { libfdata_internal_list_element_t *internal_destination_element = NULL; libfdata_internal_list_element_t *internal_source_element = NULL; static char *function = "libfdata_list_element_clone"; if( destination_element == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid destination element.", function ); return( -1 ); } if( *destination_element != NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET, "%s: destination element already set.", function ); return( -1 ); } if( list == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid list.", function ); return( -1 ); } if( element_index < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_LESS_THAN_ZERO, "%s: invalid element index value less than zero.", function ); return( -1 ); } if( source_element == NULL ) { *destination_element = NULL; return( 1 ); } internal_source_element = (libfdata_internal_list_element_t *) source_element; internal_destination_element = memory_allocate_structure( libfdata_internal_list_element_t ); if( internal_destination_element == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_MEMORY, LIBCERROR_MEMORY_ERROR_INSUFFICIENT, "%s: unable to create destination element.", function ); goto on_error; } if( memory_set( internal_destination_element, 0, sizeof( libfdata_internal_list_element_t ) ) == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_MEMORY, LIBCERROR_MEMORY_ERROR_SET_FAILED, "%s: unable to clear destination element.", function ); memory_free( internal_destination_element ); return( -1 ); } if( libfdata_range_clone( &( internal_destination_element->data_range ), internal_source_element->data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create destination data range.", function ); goto on_error; } internal_destination_element->list = list; internal_destination_element->element_index = element_index; internal_destination_element->timestamp = libfcache_date_time_get_timestamp(); internal_destination_element->mapped_size = internal_source_element->mapped_size; *destination_element = (libfdata_list_element_t *) internal_destination_element; return( 1 ); on_error: if( internal_destination_element != NULL ) { if( internal_destination_element->data_range != NULL ) { libfdata_range_free( &( internal_destination_element->data_range ), NULL ); } memory_free( internal_destination_element ); } return( -1 ); }
/* Appends a segment * Returns 1 if successful or -1 on error */ int libfdata_segments_array_append_segment( libcdata_array_t *segments_array, libcdata_array_t *mapped_ranges_array, size64_t *data_size, int *segment_index, int segment_file_index, off64_t segment_offset, size64_t segment_size, uint32_t segment_flags, libcerror_error_t **error ) { libfdata_mapped_range_t *mapped_range = NULL; libfdata_range_t *segment_data_range = NULL; static char *function = "libfdata_segments_array_append_segment"; int mapped_range_index = -1; if( data_size == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid data size.", function ); return( -1 ); } if( segment_file_index < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment file index value out of bounds.", function ); return( -1 ); } if( segment_offset < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment offset value out of bounds.", function ); return( -1 ); } if( libfdata_mapped_range_initialize( &mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create mapped range.", function ); goto on_error; } if( libfdata_mapped_range_set( mapped_range, (off64_t) *data_size, segment_size, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set mapped range values.", function ); goto on_error; } if( libcdata_array_append_entry( mapped_ranges_array, &mapped_range_index, (intptr_t *) mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, "%s: unable to append mapped range to array.", function ); goto on_error; } if( libfdata_range_initialize( &segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create segment data range.", function ); goto on_error; } if( libfdata_range_set( segment_data_range, segment_file_index, segment_offset, segment_size, segment_flags, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set segment data range values.", function ); goto on_error; } if( libcdata_array_append_entry( segments_array, segment_index, (intptr_t *) segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, "%s: unable to append data range to segments array.", function ); goto on_error; } #if defined( HAVE_DEBUG_OUTPUT ) if( libcnotify_verbose != 0 ) { libcnotify_printf( "%s: segment: %03d\tfile index: %03d offset: 0x%08" PRIx64 " - 0x%08" PRIx64 " (size: %" PRIu64 ")\n", function, *segment_index, segment_file_index, segment_offset, segment_offset + segment_size, segment_size ); libcnotify_printf( "%s: segment: %03d\tmapped range: 0x%08" PRIx64 " - 0x%08" PRIx64 " (size: %" PRIu64 ")\n", function, *segment_index, *data_size, *data_size + segment_size, segment_size ); libcnotify_printf( "\n" ); } #endif *data_size += segment_size; return( 1 ); on_error: if( segment_data_range != NULL ) { libfdata_range_free( &segment_data_range, NULL ); } if( mapped_range_index != -1 ) { libcdata_array_set_entry_by_index( mapped_ranges_array, mapped_range_index, NULL, NULL ); } if( mapped_range != NULL ) { libfdata_mapped_range_free( &mapped_range, NULL ); } return( -1 ); }
/* Sets the offset and size of a specific segment * Returns 1 if successful or -1 on error */ int libfdata_segments_array_set_segment_by_index( libcdata_array_t *segments_array, libcdata_array_t *mapped_ranges_array, size64_t *data_size, int segment_index, int segment_file_index, off64_t segment_offset, size64_t segment_size, uint32_t segment_flags, libcerror_error_t **error ) { libfdata_mapped_range_t *mapped_range = NULL; libfdata_range_t *segment_data_range = NULL; static char *function = "libfdata_segments_array_set_segment_by_index"; off64_t previous_segment_offset = 0; size64_t previous_segment_size = 0; uint32_t previous_segment_flags = 0; int previous_segment_file_index = 0; if( data_size == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid data size.", function ); return( -1 ); } if( segment_file_index < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment file index value out of bounds.", function ); return( -1 ); } if( segment_offset < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment offset value out of bounds.", function ); return( -1 ); } if( libcdata_array_get_entry_by_index( segments_array, segment_index, (intptr_t **) &segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_GET_FAILED, "%s: unable to retrieve entry: %d from segments array.", function, segment_index ); return( -1 ); } if( segment_data_range == NULL ) { if( libfdata_range_initialize( &segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create segment data range.", function ); return( -1 ); } if( libcdata_array_set_entry_by_index( segments_array, segment_index, (intptr_t *) segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set entry: %d to segments array.", function, segment_index ); libfdata_range_free( &segment_data_range, NULL ); return( -1 ); } } else { if( libfdata_range_get( segment_data_range, &previous_segment_file_index, &previous_segment_offset, &previous_segment_size, &previous_segment_flags, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_GET_FAILED, "%s: unable to retrieve segment: %d data range values.", function, segment_index ); return( -1 ); } *data_size -= previous_segment_size; } if( libfdata_range_set( segment_data_range, segment_file_index, segment_offset, segment_size, segment_flags, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set segment data range values.", function ); return( -1 ); } /* Make sure there is a mapped range entry for every segment */ if( libcdata_array_get_entry_by_index( mapped_ranges_array, segment_index, (intptr_t **) &mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_GET_FAILED, "%s: unable to retrieve entry: %d from mapped ranges array.", function, segment_index ); return( -1 ); } if( mapped_range == NULL ) { if( libfdata_mapped_range_initialize( &mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create mapped range.", function ); return( -1 ); } if( libcdata_array_set_entry_by_index( mapped_ranges_array, segment_index, (intptr_t *) mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set entry: %d in mapped ranges array.", function, segment_index ); libfdata_mapped_range_free( &mapped_range, NULL ); return( -1 ); } } *data_size += segment_size; return( 1 ); }
/* Prepends a segment * Returns 1 if successful or -1 on error */ int libfdata_segments_array_prepend_segment( libcdata_array_t *segments_array, libcdata_array_t *mapped_ranges_array, size64_t *data_size, int segment_file_index, off64_t segment_offset, size64_t segment_size, uint32_t segment_flags, libcerror_error_t **error ) { libfdata_mapped_range_t *mapped_range = NULL; libfdata_range_t *segment_data_range = NULL; static char *function = "libfdata_segments_array_prepend_segment"; int mapped_range_index = -1; if( data_size == NULL ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE, "%s: invalid data size.", function ); return( -1 ); } if( segment_file_index < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment file index value out of bounds.", function ); return( -1 ); } if( segment_offset < 0 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment offset value out of bounds.", function ); return( -1 ); } if( segment_size > (size64_t) INT64_MAX ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_ARGUMENTS, LIBCERROR_ARGUMENT_ERROR_VALUE_OUT_OF_BOUNDS, "%s: invalid segment size value out of bounds.", function ); return( -1 ); } if( libfdata_mapped_range_initialize( &mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create mapped range.", function ); goto on_error; } if( libfdata_mapped_range_set( mapped_range, (off64_t) *data_size, segment_size, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set mapped range values.", function ); goto on_error; } if( libcdata_array_append_entry( mapped_ranges_array, &mapped_range_index, (intptr_t *) mapped_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, "%s: unable to append mapped range to array.", function ); goto on_error; } if( libfdata_range_initialize( &segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED, "%s: unable to create segment data range.", function ); goto on_error; } if( libfdata_range_set( segment_data_range, segment_file_index, segment_offset, segment_size, segment_flags, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_SET_FAILED, "%s: unable to set segment data range values.", function ); goto on_error; } if( libcdata_array_prepend_entry( segments_array, (intptr_t *) segment_data_range, error ) != 1 ) { libcerror_error_set( error, LIBCERROR_ERROR_DOMAIN_RUNTIME, LIBCERROR_RUNTIME_ERROR_APPEND_FAILED, "%s: unable to prepend data range to segments array.", function ); goto on_error; } *data_size += segment_size; return( 1 ); on_error: if( segment_data_range != NULL ) { libfdata_range_free( &segment_data_range, NULL ); } if( mapped_range_index != -1 ) { libcdata_array_set_entry_by_index( mapped_ranges_array, mapped_range_index, NULL, NULL ); } if( mapped_range != NULL ) { libfdata_mapped_range_free( &mapped_range, NULL ); } return( -1 ); }