49 #ifndef MBEDTLS_ENTROPY_POLL_H
50 #define MBEDTLS_ENTROPY_POLL_H
52 #if !defined(MBEDTLS_CONFIG_FILE)
55 #include MBEDTLS_CONFIG_FILE
67 #define MBEDTLS_ENTROPY_MIN_PLATFORM 32
68 #define MBEDTLS_ENTROPY_MIN_HAVEGE 32
69 #define MBEDTLS_ENTROPY_MIN_HARDCLOCK 4
70 #if !defined(MBEDTLS_ENTROPY_MIN_HARDWARE)
71 #define MBEDTLS_ENTROPY_MIN_HARDWARE 32
77 #if defined(MBEDTLS_TEST_NULL_ENTROPY)
78 int mbedtls_null_entropy_poll(
void *data,
79 unsigned char *output,
size_t len,
size_t *olen );
82 #if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
87 unsigned char *output,
size_t len,
size_t *olen );
90 #if defined(MBEDTLS_HAVEGE_C)
97 unsigned char *output,
size_t len,
size_t *olen );
100 #if defined(MBEDTLS_TIMING_C)
105 unsigned char *output,
size_t len,
size_t *olen );
108 #if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
117 int mbedtls_hardware_poll(
void *data,
118 unsigned char *output,
size_t len,
size_t *olen );
121 #if defined(MBEDTLS_ENTROPY_NV_SEED)
127 int mbedtls_nv_seed_poll(
void *data,
128 unsigned char *output,
size_t len,
size_t *olen );
int mbedtls_platform_entropy_poll(void *data, unsigned char *output, size_t len, size_t *olen)
Entropy poll callback that provides 0 entropy.
int mbedtls_hardclock_poll(void *data, unsigned char *output, size_t len, size_t *olen)
mbedtls_timing_hardclock-based entropy poll callback
Configuration options (set of defines)
int mbedtls_havege_poll(void *data, unsigned char *output, size_t len, size_t *olen)
HAVEGE based entropy poll callback.