49#ifndef MBEDTLS_ENTROPY_H
50#define MBEDTLS_ENTROPY_H
52#if !defined(MBEDTLS_CONFIG_FILE)
55#include MBEDTLS_CONFIG_FILE
60#if defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_ENTROPY_FORCE_SHA256)
62#define MBEDTLS_ENTROPY_SHA512_ACCUMULATOR
64#if defined(MBEDTLS_SHA256_C)
65#define MBEDTLS_ENTROPY_SHA256_ACCUMULATOR
70#if defined(MBEDTLS_THREADING_C)
74#if defined(MBEDTLS_HAVEGE_C)
78#define MBEDTLS_ERR_ENTROPY_SOURCE_FAILED -0x003C
79#define MBEDTLS_ERR_ENTROPY_MAX_SOURCES -0x003E
80#define MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED -0x0040
81#define MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE -0x003D
82#define MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR -0x003F
92#if !defined(MBEDTLS_ENTROPY_MAX_SOURCES)
93#define MBEDTLS_ENTROPY_MAX_SOURCES 20
96#if !defined(MBEDTLS_ENTROPY_MAX_GATHER)
97#define MBEDTLS_ENTROPY_MAX_GATHER 128
102#if defined(MBEDTLS_ENTROPY_SHA512_ACCUMULATOR)
103#define MBEDTLS_ENTROPY_BLOCK_SIZE 64
105#define MBEDTLS_ENTROPY_BLOCK_SIZE 32
108#define MBEDTLS_ENTROPY_MAX_SEED_SIZE 1024
109#define MBEDTLS_ENTROPY_SOURCE_MANUAL MBEDTLS_ENTROPY_MAX_SOURCES
111#define MBEDTLS_ENTROPY_SOURCE_STRONG 1
112#define MBEDTLS_ENTROPY_SOURCE_WEAK 0
153#if defined(MBEDTLS_ENTROPY_SHA512_ACCUMULATOR)
160#if defined(MBEDTLS_HAVEGE_C)
163#if defined(MBEDTLS_THREADING_C)
164 mbedtls_threading_mutex_t
mutex;
166#if defined(MBEDTLS_ENTROPY_NV_SEED)
167 int initial_entropy_run;
205 size_t threshold,
int strong );
241 const unsigned char *
data,
size_t len );
243#if defined(MBEDTLS_ENTROPY_NV_SEED)
255#if defined(MBEDTLS_FS_IO)
283#if defined(MBEDTLS_SELF_TEST)
292int mbedtls_entropy_self_test(
int verbose );
294#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
308int mbedtls_entropy_source_self_test(
int verbose );
unsigned int(__cdecl typeof(jpeg_read_scanlines))(struct jpeg_decompress_struct *
int(* mbedtls_entropy_f_source_ptr)(void *data, unsigned char *output, size_t len, size_t *olen)
Entropy poll callback pointer.
#define MBEDTLS_ENTROPY_MAX_SOURCES
int mbedtls_entropy_update_manual(mbedtls_entropy_context *ctx, const unsigned char *data, size_t len)
Add data to the accumulator manually (Thread-safe if MBEDTLS_THREADING_C is enabled)
int mbedtls_entropy_gather(mbedtls_entropy_context *ctx)
Trigger an extra gather poll for the accumulator (Thread-safe if MBEDTLS_THREADING_C is enabled)
int mbedtls_entropy_add_source(mbedtls_entropy_context *ctx, mbedtls_entropy_f_source_ptr f_source, void *p_source, size_t threshold, int strong)
Adds an entropy source to poll (Thread-safe if MBEDTLS_THREADING_C is enabled)
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
HAVEGE: HArdware Volatile Entropy Gathering and Expansion.
#define mbedtls_entropy_free
#define mbedtls_entropy_init
#define mbedtls_entropy_func
This file contains SHA-224 and SHA-256 definitions and functions.
This file contains SHA-384 and SHA-512 definitions and functions.
Entropy context structure.
mbedtls_sha256_context accumulator
mbedtls_entropy_f_source_ptr f_source
The SHA-256 context structure.
The SHA-512 context structure.
Threading abstraction layer.