C++ (Cpp) libcthreads_read_write_lock_free 예제들

예제 #1

파일: libewf_data_chunk.c 프로젝트: libyal/libewf

/* Frees a data chunk
 * Returns 1 if successful or -1 on error
 */
int libewf_data_chunk_free(
     libewf_data_chunk_t **data_chunk,
     libcerror_error_t **error )
{
	libewf_internal_data_chunk_t *internal_data_chunk = NULL;
	static char *function                             = "libewf_data_chunk_free";
	int result                                        = 1;

	if( data_chunk == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
		 LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
		 "%s: invalid data chunk.",
		 function );

		return( -1 );
	}
	if( *data_chunk != NULL )
	{
		internal_data_chunk = (libewf_internal_data_chunk_t *) *data_chunk;
		*data_chunk         = NULL;

#if defined( HAVE_LIBEWF_MULTI_THREAD_SUPPORT )
		if( libcthreads_read_write_lock_free(
		     &( internal_data_chunk->read_write_lock ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free read/write lock.",
			 function );

			result = -1;
		}
#endif
		if( libewf_chunk_data_free(
		     &( internal_data_chunk->chunk_data ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free chunk data.",
			 function );

			result = -1;
		}
		/* The io_handle and write_io_handle references are freed elsewhere
		 */
		memory_free(
		 internal_data_chunk );
	}
	return( result );
}

예제 #2

파일: libcdata_array.c 프로젝트: ArchAssault-Project/libewf

/* Frees an array
 * The entries are freed using the entry_free_function
 * Returns 1 if successful or -1 on error
 */
int libcdata_array_free(
     libcdata_array_t **array,
     int (*entry_free_function)(
            intptr_t **entry,
            libcerror_error_t **error ),
     libcerror_error_t **error )
{
	libcdata_internal_array_t *internal_array = NULL;
	static char *function                     = "libcdata_array_free";
	int result                                = 1;

	if( array == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
		 LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
		 "%s: invalid array.",
		 function );

		return( -1 );
	}
	if( *array != NULL )
	{
		internal_array = (libcdata_internal_array_t *) *array;
		*array         = NULL;

#if defined( HAVE_MULTI_THREAD_SUPPORT ) && !defined( HAVE_LOCAL_LIBCDATA )
		if( libcthreads_read_write_lock_free(
		     &( internal_array->read_write_lock ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free read/write lock.",
			 function );

			result = -1;
		}
#endif
		if( internal_array->entries != NULL )
		{
			if( libcdata_internal_array_clear(
			     internal_array,
			     entry_free_function,
			     error ) != 1 )
			{
				libcerror_error_set(
				 error,
				 LIBCERROR_ERROR_DOMAIN_RUNTIME,
				 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
				 "%s: unable to clear array.",
				 function );

				result = -1;
			}
			memory_free(
			 internal_array->entries );
		}
		memory_free(
		 internal_array );
	}
	return( result );
}

예제 #3

파일: libvshadow_volume.c 프로젝트: zrweger/libvshadow

/* Frees a volume
 * Returns 1 if successful or -1 on error
 */
int libvshadow_volume_free(
     libvshadow_volume_t **volume,
     libcerror_error_t **error )
{
	libvshadow_internal_volume_t *internal_volume = NULL;
	static char *function                         = "libvshadow_volume_free";
	int result                                    = 1;

	if( volume == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
		 LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
		 "%s: invalid volume.",
		 function );

		return( -1 );
	}
	if( *volume != NULL )
	{
		internal_volume = (libvshadow_internal_volume_t *) *volume;

		if( internal_volume->file_io_handle != NULL )
		{
			if( libvshadow_volume_close(
			     *volume,
			     error ) != 0 )
			{
				libcerror_error_set(
				 error,
				 LIBCERROR_ERROR_DOMAIN_IO,
				 LIBCERROR_IO_ERROR_CLOSE_FAILED,
				 "%s: unable to close volume.",
				 function );

				result = -1;
			}
		}
		*volume = NULL;

#if defined( HAVE_LIBVSHADOW_MULTI_THREAD_SUPPORT )
		if( libcthreads_read_write_lock_free(
		     &( internal_volume->read_write_lock ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free read/write lock.",
			 function );

			result = -1;
		}
#endif
		if( libcdata_array_free(
		     &( internal_volume->store_descriptors_array ),
		     (int (*)(intptr_t **, libcerror_error_t **)) &libvshadow_store_descriptor_free,
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free store descriptors array.",
			 function );

			result = -1;
		}
		if( libvshadow_io_handle_free(
		     &( internal_volume->io_handle ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free IO handle.",
			 function );

			result = -1;
		}
		memory_free(
		 internal_volume );
	}
	return( result );
}