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SourceVuESP-IDF Framework and ExamplesESP-IDFcrypto_ecdsa_get_sign()

crypto_ecdsa_get_sign() function

crypto_ecdsa_get_sign: get crypto ecdsa signed hash @hash: signed hash @r: ecdsa r @s: ecdsa s @csign: csign @hash_len: length of hash Return: 0 if success else negative value

Syntax

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Summary

Declaration

Definition

from crypto.h:1003

int crypto_ecdsa_get_sign(unsigned char *hash, const struct crypto_bignum *r, const struct crypto_bignum *s, struct crypto_ec_key *csign, int hash_len);

Implemented in crypto_mbedtls-ec.c:790

Arguments

Argument

hash

r

s

csign

hash_len

References

Code

Location

Referrer

int crypto_ecdsa_get_sign(unsigned char *hash,

crypto_mbedtls-ec.c:790

int crypto_ecdsa_get_sign(unsigned char *hash,

if (crypto_ecdsa_get_sign(hash, r, s, auth->conf->csign, curve->hash_len) < 0)

dpp_build_conf_obj_dpp()

Call Tree

crypto_ecdsa_get_sign() is called by 1 function and calls 7 functions:

dpp_build_conf_obj_dpp()

crypto_ecdsa_get_sign()

mbedtls_pk_ec()

mbedtls_ecdsa_from_keypair()

mbedtls_ecdsa_init()

mbedtls_ecdsa_free()

mbedtls_ecdsa_sign()

Data Use

crypto_ecdsa_get_sign() reads 1 variable:

crypto_rng_wrapper()

crypto_ecdsa_get_sign()

Class Tree

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Implementations

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Instances

Lifecycle

crypto_ecdsa_get_sign() allocates 1 types and frees 1 types:

mbedtls_ecp_keypair

crypto_ecdsa_get_sign()

mbedtls_ecp_keypair