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SourceVuESP-IDF Framework and ExamplesmbedTLSmbedtls_ctr_drbg_random()

mbedtls_ctr_drbg_random() function

Syntax

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Summary

Declaration

Definition

from ctr_drbg.h:547

int mbedtls_ctr_drbg_random(void *p_rng, unsigned char *output, size_t output_len);

Implemented in ctr_drbg.c:696

Arguments

Argument

Description

p_rng

The CTR_DRBG context. This must be a pointer to a #mbedtls_ctr_drbg_context structure.

output

The buffer to fill.

output_len

The length of the buffer in bytes.

Return value

\c 0 on success. #MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED or #MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG on failure.

Examples

mbedtls_ctr_drbg_random() is referenced by 4 libraries and example projects:

ESP-IDF

https_mbedtls sample

smtp_client sample

pre_encrypted_ota sample

References

from 0/4 examples

Code

Location

Referrer

int mbedtls_ctr_drbg_random(void *p_rng, unsigned char *output,

ctr_drbg.c:696

int mbedtls_ctr_drbg_random(void *p_rng,

ctr_drbg.h:547

if ((ret = mbedtls_ctr_drbg_random(ctx, buf,

ctr_drbg.c:734

mbedtls_ctr_drbg_write_seed_file()

CHK(mbedtls_ctr_drbg_random(&ctx, buf, SELF_TEST_OUTPUT_DISCARD_LENGTH));

ctr_drbg.c:971

mbedtls_ctr_drbg_self_test()

CHK(mbedtls_ctr_drbg_random(&ctx, buf, sizeof(result_pr)));

ctr_drbg.c:972

mbedtls_ctr_drbg_self_test()

CHK(mbedtls_ctr_drbg_random(&ctx, buf, SELF_TEST_OUTPUT_DISCARD_LENGTH));

ctr_drbg.c:998

mbedtls_ctr_drbg_self_test()

CHK(mbedtls_ctr_drbg_random(&ctx, buf, sizeof(result_nopr)));

ctr_drbg.c:999

mbedtls_ctr_drbg_self_test()

ret = mbedtls_ctr_drbg_random(&global_data.rng.drbg, output, request_size);

psa_crypto.c:4261

psa_generate_random_internal()

Call Tree

from 0/4 examples

mbedtls_ctr_drbg_random() is called by 3 functions and calls 1 function:

mbedtls_ctr_drbg_write_seed_file()

mbedtls_ctr_drbg_self_test()

psa_generate_random_internal()

mbedtls_ctr_drbg_random()

mbedtls_ctr_drbg_random_with_add()

Data Use

from 0/4 examples

mbedtls_ctr_drbg_random():

mbedtls_ctr_drbg_random()

Class Tree

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Implementations

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Instances

from 0/4 examples

Lifecycle

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