trng.h File Reference

SAM True Random Number Generator (TRNG) Driver.

Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.

#include <compiler.h>
#include <system.h>

Data Structures
struct	trng_config
	TRNG module configuration structure. More...
struct	trng_events
	TRNG event enable/disable structure. More...
struct	trng_module
	TRNG software device instance structure. More...

Typedefs
typedef void(*	trng_callback_t )(struct trng_module *const module_inst)
	Type definition for a TRNG module callback function. More...

Enumerations
enum	trng_callback { TRNG_CALLBACK_READ_BUFFER = 0 }
	Enum for possible callback types for the TRNG module. More...

Functions
Driver Initialization and Configuration
enum status_code	trng_init (struct trng_module *const module_inst, Trng *const hw, struct trng_config *const config)
	Initializes a hardware TRNG module instance. More...
static void	trng_get_config_defaults (struct trng_config *const config)
	Initializes all members of a TRNG configuration structure to safe defaults. More...
static void	trng_enable (struct trng_module *const module_inst)
	Enables a TRNG that was previously configured. More...
static void	trng_disable (struct trng_module *const module_inst)
	Disables a TRNG that was previously enabled. More...
static void	trng_enable_events (struct trng_module *const module_inst, struct trng_events *const events)
	Enables a TRNG event output. More...
static void	trng_disable_events (struct trng_module *const module_inst, struct trng_events *const events)
	Disables a TRNG event output. More...
Read TRNG Result
static enum status_code	trng_read (struct trng_module *const module_inst, uint32_t *result)
	Read the random data result. More...

Variables
struct trng_module *	_trng_instance